services/core/java/com/android/server/policy/PhoneWindowManager.java

   1 /*
   2  * Copyright (C) 2006 The Android Open Source Project
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package com.android.server.policy;
  18
  19 import static android.app.ActivityManager.StackId.DOCKED_STACK_ID;
  20 import static android.app.ActivityManager.StackId.FREEFORM_WORKSPACE_STACK_ID;
  21 import static android.app.ActivityManager.StackId.HOME_STACK_ID;
  22 import static android.content.pm.PackageManager.FEATURE_PICTURE_IN_PICTURE;
  23 import static android.content.pm.PackageManager.FEATURE_TELEVISION;
  24 import static android.content.pm.PackageManager.FEATURE_WATCH;
  25 import static android.content.res.Configuration.EMPTY;
  26 import static android.content.res.Configuration.UI_MODE_TYPE_CAR;
  27 import static android.content.res.Configuration.UI_MODE_TYPE_MASK;
  28 import static android.view.WindowManager.DOCKED_TOP;
  29 import static android.view.WindowManager.DOCKED_LEFT;
  30 import static android.view.WindowManager.DOCKED_RIGHT;
  31 import static android.view.WindowManager.TAKE_SCREENSHOT_FULLSCREEN;
  32 import static android.view.WindowManager.TAKE_SCREENSHOT_SELECTED_REGION;
  33 import static android.view.WindowManager.LayoutParams.*;
  34 import static android.view.WindowManagerPolicy.WindowManagerFuncs.CAMERA_LENS_COVERED;
  35 import static android.view.WindowManagerPolicy.WindowManagerFuncs.CAMERA_LENS_COVER_ABSENT;
  36 import static android.view.WindowManagerPolicy.WindowManagerFuncs.CAMERA_LENS_UNCOVERED;
  37 import static android.view.WindowManagerPolicy.WindowManagerFuncs.LID_ABSENT;
  38 import static android.view.WindowManagerPolicy.WindowManagerFuncs.LID_CLOSED;
  39 import static android.view.WindowManagerPolicy.WindowManagerFuncs.LID_OPEN;
  40
  41 import android.app.ActivityManager;
  42 import android.app.ActivityManager.StackId;
  43 import android.app.ActivityManagerInternal;
  44 import android.app.ActivityManagerInternal.SleepToken;
  45 import android.app.ActivityManagerNative;
  46 import android.app.AppOpsManager;
  47 import android.app.IUiModeManager;
  48 import android.app.ProgressDialog;
  49 import android.app.SearchManager;
  50 import android.app.StatusBarManager;
  51 import android.app.UiModeManager;
  52 import android.content.ActivityNotFoundException;
  53 import android.content.BroadcastReceiver;
  54 import android.content.ComponentName;
  55 import android.content.ContentResolver;
  56 import android.content.Context;
  57 import android.content.Intent;
  58 import android.content.IntentFilter;
  59 import android.content.ServiceConnection;
  60 import android.content.pm.ActivityInfo;
  61 import android.content.pm.ApplicationInfo;
  62 import android.content.pm.PackageManager;
  63 import android.content.pm.ResolveInfo;
  64 import android.content.res.CompatibilityInfo;
  65 import android.content.res.Configuration;
  66 import android.content.res.Resources;
  67 import android.content.res.TypedArray;
  68 import android.database.ContentObserver;
  69 import android.graphics.PixelFormat;
  70 import android.graphics.Rect;
  71 import android.hardware.hdmi.HdmiControlManager;
  72 import android.hardware.hdmi.HdmiPlaybackClient;
  73 import android.hardware.hdmi.HdmiPlaybackClient.OneTouchPlayCallback;
  74 import android.hardware.input.InputManagerInternal;
  75 import android.media.AudioAttributes;
  76 import android.media.AudioManager;
  77 import android.media.AudioSystem;
  78 import android.media.IAudioService;
  79 import android.media.Ringtone;
  80 import android.media.RingtoneManager;
  81 import android.media.session.MediaSessionLegacyHelper;
  82 import android.os.Binder;
  83 import android.os.Build;
  84 import android.os.Bundle;
  85 import android.os.Debug;
  86 import android.os.FactoryTest;
  87 import android.os.Handler;
  88 import android.os.IBinder;
  89 import android.os.IDeviceIdleController;
  90 import android.os.Looper;
  91 import android.os.Message;
  92 import android.os.Messenger;
  93 import android.os.PowerManager;
  94 import android.os.PowerManagerInternal;
  95 import android.os.Process;
  96 import android.os.RemoteException;
  97 import android.os.ServiceManager;
  98 import android.os.SystemClock;
  99 import android.os.SystemProperties;
 100 import android.os.UEventObserver;
 101 import android.os.UserHandle;
 102 import android.os.Vibrator;
 103 import android.provider.MediaStore;
 104 import android.provider.Settings;
 105 import android.service.dreams.DreamManagerInternal;
 106 import android.service.dreams.DreamService;
 107 import android.service.dreams.IDreamManager;
 108 import android.speech.RecognizerIntent;
 109 import android.telecom.TelecomManager;
 110 import android.util.DisplayMetrics;
 111 import android.util.EventLog;
 112 import android.util.Log;
 113 import android.util.MutableBoolean;
 114 import android.util.Slog;
 115 import android.util.SparseArray;
 116 import android.util.LongSparseArray;
 117 import android.view.Display;
 118 import android.view.Gravity;
 119 import android.view.HapticFeedbackConstants;
 120 import android.view.IApplicationToken;
 121 import android.view.IWindowManager;
 122 import android.view.InputChannel;
 123 import android.view.InputDevice;
 124 import android.view.InputEvent;
 125 import android.view.InputEventReceiver;
 126 import android.view.KeyCharacterMap;
 127 import android.view.KeyCharacterMap.FallbackAction;
 128 import android.view.KeyEvent;
 129 import android.view.MotionEvent;
 130 import android.view.Surface;
 131 import android.view.View;
 132 import android.view.ViewConfiguration;
 133 import android.view.WindowManager;
 134 import android.view.WindowManagerGlobal;
 135 import android.view.WindowManagerInternal;
 136 import android.view.WindowManagerPolicy;
 137 import android.view.accessibility.AccessibilityEvent;
 138 import android.view.accessibility.AccessibilityManager;
 139 import android.view.animation.Animation;
 140 import android.view.animation.AnimationSet;
 141 import android.view.animation.AnimationUtils;
 142 import com.android.internal.R;
 143 import com.android.internal.logging.MetricsLogger;
 144 import com.android.internal.policy.PhoneWindow;
 145 import com.android.internal.policy.IShortcutService;
 146 import com.android.internal.statusbar.IStatusBarService;
 147 import com.android.internal.util.ScreenShapeHelper;
 148 import com.android.internal.widget.PointerLocationView;
 149 import com.android.server.GestureLauncherService;
 150 import com.android.server.LocalServices;
 151 import com.android.server.policy.keyguard.KeyguardServiceDelegate;
 152 import com.android.server.policy.keyguard.KeyguardServiceDelegate.DrawnListener;
 153 import com.android.server.statusbar.StatusBarManagerInternal;
 154
 155 import java.io.File;
 156 import java.io.FileReader;
 157 import java.io.IOException;
 158 import java.io.PrintWriter;
 159 import java.util.HashSet;
 160 import java.util.List;
 161
 162 /**
 163  * WindowManagerPolicy implementation for the Android phone UI.  This
 164  * introduces a new method suffix, Lp, for an internal lock of the
 165  * PhoneWindowManager.  This is used to protect some internal state, and
 166  * can be acquired with either the Lw and Li lock held, so has the restrictions
 167  * of both of those when held.
 168  */
 169 public class PhoneWindowManager implements WindowManagerPolicy {
 170     static final String TAG = "WindowManager";
 171     static final boolean DEBUG = false;
 172     static final boolean localLOGV = false;
 173     static final boolean DEBUG_INPUT = false;
 174     static final boolean DEBUG_KEYGUARD = false;
 175     static final boolean DEBUG_LAYOUT = false;
 176     static final boolean DEBUG_STARTING_WINDOW = false;
 177     static final boolean DEBUG_WAKEUP = false;
 178     static final boolean SHOW_STARTING_ANIMATIONS = true;
 179     static final boolean SHOW_PROCESSES_ON_ALT_MENU = false;
 180
 181     // Whether to allow dock apps with METADATA_DOCK_HOME to temporarily take over the Home key.
 182     // No longer recommended for desk docks;
 183     static final boolean ENABLE_DESK_DOCK_HOME_CAPTURE = false;
 184
 185     static final int SHORT_PRESS_POWER_NOTHING = 0;
 186     static final int SHORT_PRESS_POWER_GO_TO_SLEEP = 1;
 187     static final int SHORT_PRESS_POWER_REALLY_GO_TO_SLEEP = 2;
 188     static final int SHORT_PRESS_POWER_REALLY_GO_TO_SLEEP_AND_GO_HOME = 3;
 189     static final int SHORT_PRESS_POWER_GO_HOME = 4;
 190
 191     static final int LONG_PRESS_POWER_NOTHING = 0;
 192     static final int LONG_PRESS_POWER_GLOBAL_ACTIONS = 1;
 193     static final int LONG_PRESS_POWER_SHUT_OFF = 2;
 194     static final int LONG_PRESS_POWER_SHUT_OFF_NO_CONFIRM = 3;
 195
 196     static final int LONG_PRESS_BACK_NOTHING = 0;
 197     static final int LONG_PRESS_BACK_GO_TO_VOICE_ASSIST = 1;
 198
 199     static final int MULTI_PRESS_POWER_NOTHING = 0;
 200     static final int MULTI_PRESS_POWER_THEATER_MODE = 1;
 201     static final int MULTI_PRESS_POWER_BRIGHTNESS_BOOST = 2;
 202
 203     // These need to match the documentation/constant in
 204     // core/res/res/values/config.xml
 205     static final int LONG_PRESS_HOME_NOTHING = 0;
 206     static final int LONG_PRESS_HOME_RECENT_SYSTEM_UI = 1;
 207     static final int LONG_PRESS_HOME_ASSIST = 2;
 208     static final int LAST_LONG_PRESS_HOME_BEHAVIOR = LONG_PRESS_HOME_ASSIST;
 209
 210     static final int DOUBLE_TAP_HOME_NOTHING = 0;
 211     static final int DOUBLE_TAP_HOME_RECENT_SYSTEM_UI = 1;
 212
 213     static final int SHORT_PRESS_WINDOW_NOTHING = 0;
 214     static final int SHORT_PRESS_WINDOW_PICTURE_IN_PICTURE = 1;
 215
 216     static final int SHORT_PRESS_SLEEP_GO_TO_SLEEP = 0;
 217     static final int SHORT_PRESS_SLEEP_GO_TO_SLEEP_AND_GO_HOME = 1;
 218
 219     // Controls navigation bar opacity depending on which workspace stacks are currently
 220     // visible.
 221     // Nav bar is always opaque when either the freeform stack or docked stack is visible.
 222     static final int NAV_BAR_OPAQUE_WHEN_FREEFORM_OR_DOCKED = 0;
 223     // Nav bar is always translucent when the freeform stack is visible, otherwise always opaque.
 224     static final int NAV_BAR_TRANSLUCENT_WHEN_FREEFORM_OPAQUE_OTHERWISE = 1;
 225
 226     static final int APPLICATION_MEDIA_SUBLAYER = -2;
 227     static final int APPLICATION_MEDIA_OVERLAY_SUBLAYER = -1;
 228     static final int APPLICATION_PANEL_SUBLAYER = 1;
 229     static final int APPLICATION_SUB_PANEL_SUBLAYER = 2;
 230     static final int APPLICATION_ABOVE_SUB_PANEL_SUBLAYER = 3;
 231
 232     static public final String SYSTEM_DIALOG_REASON_KEY = "reason";
 233     static public final String SYSTEM_DIALOG_REASON_GLOBAL_ACTIONS = "globalactions";
 234     static public final String SYSTEM_DIALOG_REASON_RECENT_APPS = "recentapps";
 235     static public final String SYSTEM_DIALOG_REASON_HOME_KEY = "homekey";
 236     static public final String SYSTEM_DIALOG_REASON_ASSIST = "assist";
 237
 238     /**
 239      * These are the system UI flags that, when changing, can cause the layout
 240      * of the screen to change.
 241      */
 242     static final int SYSTEM_UI_CHANGING_LAYOUT =
 243               View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
 244             | View.SYSTEM_UI_FLAG_FULLSCREEN
 245             | View.STATUS_BAR_TRANSLUCENT
 246             | View.NAVIGATION_BAR_TRANSLUCENT
 247             | View.STATUS_BAR_TRANSPARENT
 248             | View.NAVIGATION_BAR_TRANSPARENT;
 249
 250     private static final AudioAttributes VIBRATION_ATTRIBUTES = new AudioAttributes.Builder()
 251             .setContentType(AudioAttributes.CONTENT_TYPE_SONIFICATION)
 252             .setUsage(AudioAttributes.USAGE_ASSISTANCE_SONIFICATION)
 253             .build();
 254
 255     // The panic gesture may become active only after the keyguard is dismissed and the immersive
 256     // app shows again. If that doesn't happen for 30s we drop the gesture.
 257     private static final long PANIC_GESTURE_EXPIRATION = 30000;
 258
 259     private static final String SYSUI_PACKAGE = "com.android.systemui";
 260     private static final String SYSUI_SCREENSHOT_SERVICE =
 261             "com.android.systemui.screenshot.TakeScreenshotService";
 262     private static final String SYSUI_SCREENSHOT_ERROR_RECEIVER =
 263             "com.android.systemui.screenshot.ScreenshotServiceErrorReceiver";
 264
 265     /**
 266      * Keyguard stuff
 267      */
 268     private WindowState mKeyguardScrim;
 269     private boolean mKeyguardHidden;
 270     private boolean mKeyguardDrawnOnce;
 271
 272     /* Table of Application Launch keys.  Maps from key codes to intent categories.
 273      *
 274      * These are special keys that are used to launch particular kinds of applications,
 275      * such as a web browser.  HID defines nearly a hundred of them in the Consumer (0x0C)
 276      * usage page.  We don't support quite that many yet...
 277      */
 278     static SparseArray<String> sApplicationLaunchKeyCategories;
 279     static {
 280         sApplicationLaunchKeyCategories = new SparseArray<String>();
 281         sApplicationLaunchKeyCategories.append(
 282                 KeyEvent.KEYCODE_EXPLORER, Intent.CATEGORY_APP_BROWSER);
 283         sApplicationLaunchKeyCategories.append(
 284                 KeyEvent.KEYCODE_ENVELOPE, Intent.CATEGORY_APP_EMAIL);
 285         sApplicationLaunchKeyCategories.append(
 286                 KeyEvent.KEYCODE_CONTACTS, Intent.CATEGORY_APP_CONTACTS);
 287         sApplicationLaunchKeyCategories.append(
 288                 KeyEvent.KEYCODE_CALENDAR, Intent.CATEGORY_APP_CALENDAR);
 289         sApplicationLaunchKeyCategories.append(
 290                 KeyEvent.KEYCODE_MUSIC, Intent.CATEGORY_APP_MUSIC);
 291         sApplicationLaunchKeyCategories.append(
 292                 KeyEvent.KEYCODE_CALCULATOR, Intent.CATEGORY_APP_CALCULATOR);
 293     }
 294
 295     /** Amount of time (in milliseconds) to wait for windows drawn before powering on. */
 296     static final int WAITING_FOR_DRAWN_TIMEOUT = 1000;
 297
 298     /**
 299      * Lock protecting internal state.  Must not call out into window
 300      * manager with lock held.  (This lock will be acquired in places
 301      * where the window manager is calling in with its own lock held.)
 302      */
 303     private final Object mLock = new Object();
 304
 305     Context mContext;
 306     IWindowManager mWindowManager;
 307     WindowManagerFuncs mWindowManagerFuncs;
 308     WindowManagerInternal mWindowManagerInternal;
 309     PowerManager mPowerManager;
 310     ActivityManagerInternal mActivityManagerInternal;
 311     InputManagerInternal mInputManagerInternal;
 312     DreamManagerInternal mDreamManagerInternal;
 313     PowerManagerInternal mPowerManagerInternal;
 314     IStatusBarService mStatusBarService;
 315     StatusBarManagerInternal mStatusBarManagerInternal;
 316     boolean mPreloadedRecentApps;
 317     final Object mServiceAquireLock = new Object();
 318     Vibrator mVibrator; // Vibrator for giving feedback of orientation changes
 319     SearchManager mSearchManager;
 320     AccessibilityManager mAccessibilityManager;
 321     BurnInProtectionHelper mBurnInProtectionHelper;
 322     AppOpsManager mAppOpsManager;
 323     private boolean mHasFeatureWatch;
 324
 325     // Vibrator pattern for haptic feedback of a long press.
 326     long[] mLongPressVibePattern;
 327
 328     // Vibrator pattern for haptic feedback of virtual key press.
 329     long[] mVirtualKeyVibePattern;
 330
 331     // Vibrator pattern for a short vibration.
 332     long[] mKeyboardTapVibePattern;
 333
 334     // Vibrator pattern for a short vibration when tapping on an hour/minute tick of a Clock.
 335     long[] mClockTickVibePattern;
 336
 337     // Vibrator pattern for a short vibration when tapping on a day/month/year date of a Calendar.
 338     long[] mCalendarDateVibePattern;
 339
 340     // Vibrator pattern for haptic feedback during boot when safe mode is disabled.
 341     long[] mSafeModeDisabledVibePattern;
 342
 343     // Vibrator pattern for haptic feedback during boot when safe mode is enabled.
 344     long[] mSafeModeEnabledVibePattern;
 345
 346     // Vibrator pattern for haptic feedback of a context click.
 347     long[] mContextClickVibePattern;
 348
 349     /** If true, hitting shift & menu will broadcast Intent.ACTION_BUG_REPORT */
 350     boolean mEnableShiftMenuBugReports = false;
 351
 352     boolean mSafeMode;
 353     WindowState mStatusBar = null;
 354     int mStatusBarHeight;
 355     WindowState mNavigationBar = null;
 356     boolean mHasNavigationBar = false;
 357     boolean mCanHideNavigationBar = false;
 358     boolean mNavigationBarCanMove = false; // can the navigation bar ever move to the side?
 359     boolean mNavigationBarOnBottom = true; // is the navigation bar on the bottom *right now*?
 360     int[] mNavigationBarHeightForRotationDefault = new int[4];
 361     int[] mNavigationBarWidthForRotationDefault = new int[4];
 362     int[] mNavigationBarHeightForRotationInCarMode = new int[4];
 363     int[] mNavigationBarWidthForRotationInCarMode = new int[4];
 364
 365     private LongSparseArray<IShortcutService> mShortcutKeyServices = new LongSparseArray<>();
 366
 367     // Whether to allow dock apps with METADATA_DOCK_HOME to temporarily take over the Home key.
 368     // This is for car dock and this is updated from resource.
 369     private boolean mEnableCarDockHomeCapture = true;
 370
 371     boolean mBootMessageNeedsHiding;
 372     KeyguardServiceDelegate mKeyguardDelegate;
 373     final Runnable mWindowManagerDrawCallback = new Runnable() {
 374         @Override
 375         public void run() {
 376             if (DEBUG_WAKEUP) Slog.i(TAG, "All windows ready for display!");
 377             mHandler.sendEmptyMessage(MSG_WINDOW_MANAGER_DRAWN_COMPLETE);
 378         }
 379     };
 380     final DrawnListener mKeyguardDrawnCallback = new DrawnListener() {
 381         @Override
 382         public void onDrawn() {
 383             if (DEBUG_WAKEUP) Slog.d(TAG, "mKeyguardDelegate.ShowListener.onDrawn.");
 384             mHandler.sendEmptyMessage(MSG_KEYGUARD_DRAWN_COMPLETE);
 385         }
 386     };
 387
 388     GlobalActions mGlobalActions;
 389     Handler mHandler;
 390     WindowState mLastInputMethodWindow = null;
 391     WindowState mLastInputMethodTargetWindow = null;
 392
 393     // FIXME This state is shared between the input reader and handler thread.
 394     // Technically it's broken and buggy but it has been like this for many years
 395     // and we have not yet seen any problems.  Someday we'll rewrite this logic
 396     // so that only one thread is involved in handling input policy.  Unfortunately
 397     // it's on a critical path for power management so we can't just post the work to the
 398     // handler thread.  We'll need to resolve this someday by teaching the input dispatcher
 399     // to hold wakelocks during dispatch and eliminating the critical path.
 400     volatile boolean mPowerKeyHandled;
 401     volatile boolean mBackKeyHandled;
 402     volatile boolean mBeganFromNonInteractive;
 403     volatile int mPowerKeyPressCounter;
 404     volatile boolean mEndCallKeyHandled;
 405     volatile boolean mCameraGestureTriggeredDuringGoingToSleep;
 406     volatile boolean mGoingToSleep;
 407     volatile boolean mRecentsVisible;
 408     volatile boolean mTvPictureInPictureVisible;
 409
 410     int mRecentAppsHeldModifiers;
 411     boolean mLanguageSwitchKeyPressed;
 412
 413     int mLidState = LID_ABSENT;
 414     int mCameraLensCoverState = CAMERA_LENS_COVER_ABSENT;
 415     boolean mHaveBuiltInKeyboard;
 416
 417     boolean mSystemReady;
 418     boolean mSystemBooted;
 419     private boolean mDeferBindKeyguard;
 420     boolean mHdmiPlugged;
 421     HdmiControl mHdmiControl;
 422     IUiModeManager mUiModeManager;
 423     int mUiMode;
 424     int mDockMode = Intent.EXTRA_DOCK_STATE_UNDOCKED;
 425     int mLidOpenRotation;
 426     int mCarDockRotation;
 427     int mDeskDockRotation;
 428     int mUndockedHdmiRotation;
 429     int mDemoHdmiRotation;
 430     boolean mDemoHdmiRotationLock;
 431     int mDemoRotation;
 432     boolean mDemoRotationLock;
 433
 434     boolean mWakeGestureEnabledSetting;
 435     MyWakeGestureListener mWakeGestureListener;
 436
 437     // Default display does not rotate, apps that require non-default orientation will have to
 438     // have the orientation emulated.
 439     private boolean mForceDefaultOrientation = false;
 440
 441     int mUserRotationMode = WindowManagerPolicy.USER_ROTATION_FREE;
 442     int mUserRotation = Surface.ROTATION_0;
 443     boolean mAccelerometerDefault;
 444
 445     boolean mSupportAutoRotation;
 446     int mAllowAllRotations = -1;
 447     boolean mCarDockEnablesAccelerometer;
 448     boolean mDeskDockEnablesAccelerometer;
 449     int mLidKeyboardAccessibility;
 450     int mLidNavigationAccessibility;
 451     boolean mLidControlsScreenLock;
 452     boolean mLidControlsSleep;
 453     int mShortPressOnPowerBehavior;
 454     int mLongPressOnPowerBehavior;
 455     int mDoublePressOnPowerBehavior;
 456     int mTriplePressOnPowerBehavior;
 457     int mLongPressOnBackBehavior;
 458     int mShortPressOnSleepBehavior;
 459     int mShortPressWindowBehavior;
 460     boolean mAwake;
 461     boolean mScreenOnEarly;
 462     boolean mScreenOnFully;
 463     ScreenOnListener mScreenOnListener;
 464     boolean mKeyguardDrawComplete;
 465     boolean mWindowManagerDrawComplete;
 466     boolean mOrientationSensorEnabled = false;
 467     int mCurrentAppOrientation = ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED;
 468     boolean mHasSoftInput = false;
 469     boolean mTranslucentDecorEnabled = true;
 470     boolean mUseTvRouting;
 471
 472     int mPointerLocationMode = 0; // guarded by mLock
 473
 474     // The last window we were told about in focusChanged.
 475     WindowState mFocusedWindow;
 476     IApplicationToken mFocusedApp;
 477
 478     PointerLocationView mPointerLocationView;
 479
 480     // The current size of the screen; really; extends into the overscan area of
 481     // the screen and doesn't account for any system elements like the status bar.
 482     int mOverscanScreenLeft, mOverscanScreenTop;
 483     int mOverscanScreenWidth, mOverscanScreenHeight;
 484     // The current visible size of the screen; really; (ir)regardless of whether the status
 485     // bar can be hidden but not extending into the overscan area.
 486     int mUnrestrictedScreenLeft, mUnrestrictedScreenTop;
 487     int mUnrestrictedScreenWidth, mUnrestrictedScreenHeight;
 488     // Like mOverscanScreen*, but allowed to move into the overscan region where appropriate.
 489     int mRestrictedOverscanScreenLeft, mRestrictedOverscanScreenTop;
 490     int mRestrictedOverscanScreenWidth, mRestrictedOverscanScreenHeight;
 491     // The current size of the screen; these may be different than (0,0)-(dw,dh)
 492     // if the status bar can't be hidden; in that case it effectively carves out
 493     // that area of the display from all other windows.
 494     int mRestrictedScreenLeft, mRestrictedScreenTop;
 495     int mRestrictedScreenWidth, mRestrictedScreenHeight;
 496     // During layout, the current screen borders accounting for any currently
 497     // visible system UI elements.
 498     int mSystemLeft, mSystemTop, mSystemRight, mSystemBottom;
 499     // For applications requesting stable content insets, these are them.
 500     int mStableLeft, mStableTop, mStableRight, mStableBottom;
 501     // For applications requesting stable content insets but have also set the
 502     // fullscreen window flag, these are the stable dimensions without the status bar.
 503     int mStableFullscreenLeft, mStableFullscreenTop;
 504     int mStableFullscreenRight, mStableFullscreenBottom;
 505     // During layout, the current screen borders with all outer decoration
 506     // (status bar, input method dock) accounted for.
 507     int mCurLeft, mCurTop, mCurRight, mCurBottom;
 508     // During layout, the frame in which content should be displayed
 509     // to the user, accounting for all screen decoration except for any
 510     // space they deem as available for other content.  This is usually
 511     // the same as mCur*, but may be larger if the screen decor has supplied
 512     // content insets.
 513     int mContentLeft, mContentTop, mContentRight, mContentBottom;
 514     // During layout, the frame in which voice content should be displayed
 515     // to the user, accounting for all screen decoration except for any
 516     // space they deem as available for other content.
 517     int mVoiceContentLeft, mVoiceContentTop, mVoiceContentRight, mVoiceContentBottom;
 518     // During layout, the current screen borders along which input method
 519     // windows are placed.
 520     int mDockLeft, mDockTop, mDockRight, mDockBottom;
 521     // During layout, the layer at which the doc window is placed.
 522     int mDockLayer;
 523     // During layout, this is the layer of the status bar.
 524     int mStatusBarLayer;
 525     int mLastSystemUiFlags;
 526     // Bits that we are in the process of clearing, so we want to prevent
 527     // them from being set by applications until everything has been updated
 528     // to have them clear.
 529     int mResettingSystemUiFlags = 0;
 530     // Bits that we are currently always keeping cleared.
 531     int mForceClearedSystemUiFlags = 0;
 532     int mLastFullscreenStackSysUiFlags;
 533     int mLastDockedStackSysUiFlags;
 534     final Rect mNonDockedStackBounds = new Rect();
 535     final Rect mDockedStackBounds = new Rect();
 536     final Rect mLastNonDockedStackBounds = new Rect();
 537     final Rect mLastDockedStackBounds = new Rect();
 538
 539     // What we last reported to system UI about whether the compatibility
 540     // menu needs to be displayed.
 541     boolean mLastFocusNeedsMenu = false;
 542     // If nonzero, a panic gesture was performed at that time in uptime millis and is still pending.
 543     private long mPendingPanicGestureUptime;
 544
 545     InputConsumer mInputConsumer = null;
 546
 547     static final Rect mTmpParentFrame = new Rect();
 548     static final Rect mTmpDisplayFrame = new Rect();
 549     static final Rect mTmpOverscanFrame = new Rect();
 550     static final Rect mTmpContentFrame = new Rect();
 551     static final Rect mTmpVisibleFrame = new Rect();
 552     static final Rect mTmpDecorFrame = new Rect();
 553     static final Rect mTmpStableFrame = new Rect();
 554     static final Rect mTmpNavigationFrame = new Rect();
 555     static final Rect mTmpOutsetFrame = new Rect();
 556     private static final Rect mTmpRect = new Rect();
 557
 558     WindowState mTopFullscreenOpaqueWindowState;
 559     WindowState mTopFullscreenOpaqueOrDimmingWindowState;
 560     WindowState mTopDockedOpaqueWindowState;
 561     WindowState mTopDockedOpaqueOrDimmingWindowState;
 562     HashSet<IApplicationToken> mAppsToBeHidden = new HashSet<IApplicationToken>();
 563     HashSet<IApplicationToken> mAppsThatDismissKeyguard = new HashSet<IApplicationToken>();
 564     boolean mTopIsFullscreen;
 565     boolean mForceStatusBar;
 566     boolean mForceStatusBarFromKeyguard;
 567     private boolean mForceStatusBarTransparent;
 568     int mNavBarOpacityMode = NAV_BAR_OPAQUE_WHEN_FREEFORM_OR_DOCKED;
 569     boolean mHideLockScreen;
 570     boolean mForcingShowNavBar;
 571     int mForcingShowNavBarLayer;
 572
 573     // States of keyguard dismiss.
 574     private static final int DISMISS_KEYGUARD_NONE = 0; // Keyguard not being dismissed.
 575     private static final int DISMISS_KEYGUARD_START = 1; // Keyguard needs to be dismissed.
 576     private static final int DISMISS_KEYGUARD_CONTINUE = 2; // Keyguard has been dismissed.
 577     int mDismissKeyguard = DISMISS_KEYGUARD_NONE;
 578
 579     /** The window that is currently dismissing the keyguard. Dismissing the keyguard must only
 580      * be done once per window. */
 581     private WindowState mWinDismissingKeyguard;
 582
 583     /** When window is currently dismissing the keyguard, dismissing the keyguard must handle
 584      * the keygaurd secure state change instantly case, e.g. the use case of inserting a PIN
 585      * lock SIM card. This variable is used to record the previous keyguard secure state for
 586      * monitoring secure state change on window dismissing keyguard. */
 587     private boolean mSecureDismissingKeyguard;
 588
 589     /** The window that is currently showing "over" the keyguard. If there is an app window
 590      * belonging to another app on top of this the keyguard shows. If there is a fullscreen
 591      * app window under this, still dismiss the keyguard but don't show the app underneath. Show
 592      * the wallpaper. */
 593     private WindowState mWinShowWhenLocked;
 594
 595     boolean mShowingLockscreen;
 596     boolean mShowingDream;
 597     boolean mDreamingLockscreen;
 598     boolean mDreamingSleepTokenNeeded;
 599     SleepToken mDreamingSleepToken;
 600     SleepToken mScreenOffSleepToken;
 601     boolean mKeyguardSecure;
 602     boolean mKeyguardSecureIncludingHidden;
 603     volatile boolean mKeyguardOccluded;
 604     boolean mHomePressed;
 605     boolean mHomeConsumed;
 606     boolean mHomeDoubleTapPending;
 607     Intent mHomeIntent;
 608     Intent mCarDockIntent;
 609     Intent mDeskDockIntent;
 610     boolean mSearchKeyShortcutPending;
 611     boolean mConsumeSearchKeyUp;
 612     boolean mAssistKeyLongPressed;
 613     boolean mPendingMetaAction;
 614     boolean mPendingCapsLockToggle;
 615     int mMetaState;
 616     int mInitialMetaState;
 617     boolean mForceShowSystemBars;
 618
 619     // support for activating the lock screen while the screen is on
 620     boolean mAllowLockscreenWhenOn;
 621     int mLockScreenTimeout;
 622     boolean mLockScreenTimerActive;
 623
 624     // Behavior of ENDCALL Button.  (See Settings.System.END_BUTTON_BEHAVIOR.)
 625     int mEndcallBehavior;
 626
 627     // Behavior of POWER button while in-call and screen on.
 628     // (See Settings.Secure.INCALL_POWER_BUTTON_BEHAVIOR.)
 629     int mIncallPowerBehavior;
 630
 631     Display mDisplay;
 632
 633     private int mDisplayRotation;
 634
 635     int mLandscapeRotation = 0;  // default landscape rotation
 636     int mSeascapeRotation = 0;   // "other" landscape rotation, 180 degrees from mLandscapeRotation
 637     int mPortraitRotation = 0;   // default portrait rotation
 638     int mUpsideDownRotation = 0; // "other" portrait rotation
 639
 640     int mOverscanLeft = 0;
 641     int mOverscanTop = 0;
 642     int mOverscanRight = 0;
 643     int mOverscanBottom = 0;
 644
 645     // What we do when the user long presses on home
 646     private int mLongPressOnHomeBehavior;
 647
 648     // What we do when the user double-taps on home
 649     private int mDoubleTapOnHomeBehavior;
 650
 651     // Allowed theater mode wake actions
 652     private boolean mAllowTheaterModeWakeFromKey;
 653     private boolean mAllowTheaterModeWakeFromPowerKey;
 654     private boolean mAllowTheaterModeWakeFromMotion;
 655     private boolean mAllowTheaterModeWakeFromMotionWhenNotDreaming;
 656     private boolean mAllowTheaterModeWakeFromCameraLens;
 657     private boolean mAllowTheaterModeWakeFromLidSwitch;
 658     private boolean mAllowTheaterModeWakeFromWakeGesture;
 659
 660     // Whether to support long press from power button in non-interactive mode
 661     private boolean mSupportLongPressPowerWhenNonInteractive;
 662
 663     // Whether to go to sleep entering theater mode from power button
 664     private boolean mGoToSleepOnButtonPressTheaterMode;
 665
 666     // Screenshot trigger states
 667     // Time to volume and power must be pressed within this interval of each other.
 668     private static final long SCREENSHOT_CHORD_DEBOUNCE_DELAY_MILLIS = 150;
 669     // Increase the chord delay when taking a screenshot from the keyguard
 670     private static final float KEYGUARD_SCREENSHOT_CHORD_DELAY_MULTIPLIER = 2.5f;
 671     private boolean mScreenshotChordEnabled;
 672     private boolean mScreenshotChordVolumeDownKeyTriggered;
 673     private long mScreenshotChordVolumeDownKeyTime;
 674     private boolean mScreenshotChordVolumeDownKeyConsumed;
 675     private boolean mScreenshotChordVolumeUpKeyTriggered;
 676     private boolean mScreenshotChordPowerKeyTriggered;
 677     private long mScreenshotChordPowerKeyTime;
 678
 679     /* The number of steps between min and max brightness */
 680     private static final int BRIGHTNESS_STEPS = 10;
 681
 682     SettingsObserver mSettingsObserver;
 683     ShortcutManager mShortcutManager;
 684     PowerManager.WakeLock mBroadcastWakeLock;
 685     PowerManager.WakeLock mPowerKeyWakeLock;
 686     boolean mHavePendingMediaKeyRepeatWithWakeLock;
 687
 688     private int mCurrentUserId;
 689
 690     // Maps global key codes to the components that will handle them.
 691     private GlobalKeyManager mGlobalKeyManager;
 692
 693     // Fallback actions by key code.
 694     private final SparseArray<KeyCharacterMap.FallbackAction> mFallbackActions =
 695             new SparseArray<KeyCharacterMap.FallbackAction>();
 696
 697     private final LogDecelerateInterpolator mLogDecelerateInterpolator
 698             = new LogDecelerateInterpolator(100, 0);
 699
 700     private final MutableBoolean mTmpBoolean = new MutableBoolean(false);
 701
 702     private static final int MSG_ENABLE_POINTER_LOCATION = 1;
 703     private static final int MSG_DISABLE_POINTER_LOCATION = 2;
 704     private static final int MSG_DISPATCH_MEDIA_KEY_WITH_WAKE_LOCK = 3;
 705     private static final int MSG_DISPATCH_MEDIA_KEY_REPEAT_WITH_WAKE_LOCK = 4;
 706     private static final int MSG_KEYGUARD_DRAWN_COMPLETE = 5;
 707     private static final int MSG_KEYGUARD_DRAWN_TIMEOUT = 6;
 708     private static final int MSG_WINDOW_MANAGER_DRAWN_COMPLETE = 7;
 709     private static final int MSG_DISPATCH_SHOW_RECENTS = 9;
 710     private static final int MSG_DISPATCH_SHOW_GLOBAL_ACTIONS = 10;
 711     private static final int MSG_HIDE_BOOT_MESSAGE = 11;
 712     private static final int MSG_LAUNCH_VOICE_ASSIST_WITH_WAKE_LOCK = 12;
 713     private static final int MSG_POWER_DELAYED_PRESS = 13;
 714     private static final int MSG_POWER_LONG_PRESS = 14;
 715     private static final int MSG_UPDATE_DREAMING_SLEEP_TOKEN = 15;
 716     private static final int MSG_REQUEST_TRANSIENT_BARS = 16;
 717     private static final int MSG_SHOW_TV_PICTURE_IN_PICTURE_MENU = 17;
 718     private static final int MSG_BACK_LONG_PRESS = 18;
 719     private static final int MSG_DISPOSE_INPUT_CONSUMER = 19;
 720
 721     private static final int MSG_REQUEST_TRANSIENT_BARS_ARG_STATUS = 0;
 722     private static final int MSG_REQUEST_TRANSIENT_BARS_ARG_NAVIGATION = 1;
 723
 724     private class PolicyHandler extends Handler {
 725         @Override
 726         public void handleMessage(Message msg) {
 727             switch (msg.what) {
 728                 case MSG_ENABLE_POINTER_LOCATION:
 729                     enablePointerLocation();
 730                     break;
 731                 case MSG_DISABLE_POINTER_LOCATION:
 732                     disablePointerLocation();
 733                     break;
 734                 case MSG_DISPATCH_MEDIA_KEY_WITH_WAKE_LOCK:
 735                     dispatchMediaKeyWithWakeLock((KeyEvent)msg.obj);
 736                     break;
 737                 case MSG_DISPATCH_MEDIA_KEY_REPEAT_WITH_WAKE_LOCK:
 738                     dispatchMediaKeyRepeatWithWakeLock((KeyEvent)msg.obj);
 739                     break;
 740                 case MSG_DISPATCH_SHOW_RECENTS:
 741                     showRecentApps(false, msg.arg1 != 0);
 742                     break;
 743                 case MSG_DISPATCH_SHOW_GLOBAL_ACTIONS:
 744                     showGlobalActionsInternal();
 745                     break;
 746                 case MSG_KEYGUARD_DRAWN_COMPLETE:
 747                     if (DEBUG_WAKEUP) Slog.w(TAG, "Setting mKeyguardDrawComplete");
 748                     finishKeyguardDrawn();
 749                     break;
 750                 case MSG_KEYGUARD_DRAWN_TIMEOUT:
 751                     Slog.w(TAG, "Keyguard drawn timeout. Setting mKeyguardDrawComplete");
 752                     finishKeyguardDrawn();
 753                     break;
 754                 case MSG_WINDOW_MANAGER_DRAWN_COMPLETE:
 755                     if (DEBUG_WAKEUP) Slog.w(TAG, "Setting mWindowManagerDrawComplete");
 756                     finishWindowsDrawn();
 757                     break;
 758                 case MSG_HIDE_BOOT_MESSAGE:
 759                     handleHideBootMessage();
 760                     break;
 761                 case MSG_LAUNCH_VOICE_ASSIST_WITH_WAKE_LOCK:
 762                     launchVoiceAssistWithWakeLock(msg.arg1 != 0);
 763                     break;
 764                 case MSG_POWER_DELAYED_PRESS:
 765                     powerPress((Long)msg.obj, msg.arg1 != 0, msg.arg2);
 766                     finishPowerKeyPress();
 767                     break;
 768                 case MSG_POWER_LONG_PRESS:
 769                     powerLongPress();
 770                     break;
 771                 case MSG_UPDATE_DREAMING_SLEEP_TOKEN:
 772                     updateDreamingSleepToken(msg.arg1 != 0);
 773                     break;
 774                 case MSG_REQUEST_TRANSIENT_BARS:
 775                     WindowState targetBar = (msg.arg1 == MSG_REQUEST_TRANSIENT_BARS_ARG_STATUS) ?
 776                             mStatusBar : mNavigationBar;
 777                     if (targetBar != null) {
 778                         requestTransientBars(targetBar);
 779                     }
 780                     break;
 781                 case MSG_SHOW_TV_PICTURE_IN_PICTURE_MENU:
 782                     showTvPictureInPictureMenuInternal();
 783                     break;
 784                 case MSG_BACK_LONG_PRESS:
 785                     backLongPress();
 786                     break;
 787                 case MSG_DISPOSE_INPUT_CONSUMER:
 788                     disposeInputConsumer((InputConsumer) msg.obj);
 789                     break;
 790             }
 791         }
 792     }
 793
 794     private UEventObserver mHDMIObserver = new UEventObserver() {
 795         @Override
 796         public void onUEvent(UEventObserver.UEvent event) {
 797             setHdmiPlugged("1".equals(event.get("SWITCH_STATE")));
 798         }
 799     };
 800
 801     class SettingsObserver extends ContentObserver {
 802         SettingsObserver(Handler handler) {
 803             super(handler);
 804         }
 805
 806         void observe() {
 807             // Observe all users' changes
 808             ContentResolver resolver = mContext.getContentResolver();
 809             resolver.registerContentObserver(Settings.System.getUriFor(
 810                     Settings.System.END_BUTTON_BEHAVIOR), false, this,
 811                     UserHandle.USER_ALL);
 812             resolver.registerContentObserver(Settings.Secure.getUriFor(
 813                     Settings.Secure.INCALL_POWER_BUTTON_BEHAVIOR), false, this,
 814                     UserHandle.USER_ALL);
 815             resolver.registerContentObserver(Settings.Secure.getUriFor(
 816                     Settings.Secure.WAKE_GESTURE_ENABLED), false, this,
 817                     UserHandle.USER_ALL);
 818             resolver.registerContentObserver(Settings.System.getUriFor(
 819                     Settings.System.ACCELEROMETER_ROTATION), false, this,
 820                     UserHandle.USER_ALL);
 821             resolver.registerContentObserver(Settings.System.getUriFor(
 822                     Settings.System.USER_ROTATION), false, this,
 823                     UserHandle.USER_ALL);
 824             resolver.registerContentObserver(Settings.System.getUriFor(
 825                     Settings.System.SCREEN_OFF_TIMEOUT), false, this,
 826                     UserHandle.USER_ALL);
 827             resolver.registerContentObserver(Settings.System.getUriFor(
 828                     Settings.System.POINTER_LOCATION), false, this,
 829                     UserHandle.USER_ALL);
 830             resolver.registerContentObserver(Settings.Secure.getUriFor(
 831                     Settings.Secure.DEFAULT_INPUT_METHOD), false, this,
 832                     UserHandle.USER_ALL);
 833             resolver.registerContentObserver(Settings.Secure.getUriFor(
 834                     Settings.Secure.IMMERSIVE_MODE_CONFIRMATIONS), false, this,
 835                     UserHandle.USER_ALL);
 836             resolver.registerContentObserver(Settings.Global.getUriFor(
 837                     Settings.Global.POLICY_CONTROL), false, this,
 838                     UserHandle.USER_ALL);
 839             updateSettings();
 840         }
 841
 842         @Override public void onChange(boolean selfChange) {
 843             updateSettings();
 844             updateRotation(false);
 845         }
 846     }
 847
 848     class MyWakeGestureListener extends WakeGestureListener {
 849         MyWakeGestureListener(Context context, Handler handler) {
 850             super(context, handler);
 851         }
 852
 853         @Override
 854         public void onWakeUp() {
 855             synchronized (mLock) {
 856                 if (shouldEnableWakeGestureLp()) {
 857                     performHapticFeedbackLw(null, HapticFeedbackConstants.VIRTUAL_KEY, false);
 858                     wakeUp(SystemClock.uptimeMillis(), mAllowTheaterModeWakeFromWakeGesture,
 859                             "android.policy:GESTURE");
 860                 }
 861             }
 862         }
 863     }
 864
 865     class MyOrientationListener extends WindowOrientationListener {
 866         private final Runnable mUpdateRotationRunnable = new Runnable() {
 867             @Override
 868             public void run() {
 869                 // send interaction hint to improve redraw performance
 870                 mPowerManagerInternal.powerHint(PowerManagerInternal.POWER_HINT_INTERACTION, 0);
 871                 updateRotation(false);
 872             }
 873         };
 874
 875         MyOrientationListener(Context context, Handler handler) {
 876             super(context, handler);
 877         }
 878
 879         @Override
 880         public void onProposedRotationChanged(int rotation) {
 881             if (localLOGV) Slog.v(TAG, "onProposedRotationChanged, rotation=" + rotation);
 882             mHandler.post(mUpdateRotationRunnable);
 883         }
 884     }
 885     MyOrientationListener mOrientationListener;
 886
 887     private final StatusBarController mStatusBarController = new StatusBarController();
 888
 889     private final BarController mNavigationBarController = new BarController("NavigationBar",
 890             View.NAVIGATION_BAR_TRANSIENT,
 891             View.NAVIGATION_BAR_UNHIDE,
 892             View.NAVIGATION_BAR_TRANSLUCENT,
 893             StatusBarManager.WINDOW_NAVIGATION_BAR,
 894             WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION,
 895             View.NAVIGATION_BAR_TRANSPARENT);
 896
 897     private ImmersiveModeConfirmation mImmersiveModeConfirmation;
 898
 899     private SystemGesturesPointerEventListener mSystemGestures;
 900
 901     IStatusBarService getStatusBarService() {
 902         synchronized (mServiceAquireLock) {
 903             if (mStatusBarService == null) {
 904                 mStatusBarService = IStatusBarService.Stub.asInterface(
 905                         ServiceManager.getService("statusbar"));
 906             }
 907             return mStatusBarService;
 908         }
 909     }
 910
 911     StatusBarManagerInternal getStatusBarManagerInternal() {
 912         synchronized (mServiceAquireLock) {
 913             if (mStatusBarManagerInternal == null) {
 914                 mStatusBarManagerInternal =
 915                         LocalServices.getService(StatusBarManagerInternal.class);
 916             }
 917             return mStatusBarManagerInternal;
 918         }
 919     }
 920
 921     /*
 922      * We always let the sensor be switched on by default except when
 923      * the user has explicitly disabled sensor based rotation or when the
 924      * screen is switched off.
 925      */
 926     boolean needSensorRunningLp() {
 927         if (mSupportAutoRotation) {
 928             if (mCurrentAppOrientation == ActivityInfo.SCREEN_ORIENTATION_SENSOR
 929                     || mCurrentAppOrientation == ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR
 930                     || mCurrentAppOrientation == ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT
 931                     || mCurrentAppOrientation == ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE) {
 932                 // If the application has explicitly requested to follow the
 933                 // orientation, then we need to turn the sensor on.
 934                 return true;
 935             }
 936         }
 937         if ((mCarDockEnablesAccelerometer && mDockMode == Intent.EXTRA_DOCK_STATE_CAR) ||
 938                 (mDeskDockEnablesAccelerometer && (mDockMode == Intent.EXTRA_DOCK_STATE_DESK
 939                         || mDockMode == Intent.EXTRA_DOCK_STATE_LE_DESK
 940                         || mDockMode == Intent.EXTRA_DOCK_STATE_HE_DESK))) {
 941             // enable accelerometer if we are docked in a dock that enables accelerometer
 942             // orientation management,
 943             return true;
 944         }
 945         if (mUserRotationMode == USER_ROTATION_LOCKED) {
 946             // If the setting for using the sensor by default is enabled, then
 947             // we will always leave it on.  Note that the user could go to
 948             // a window that forces an orientation that does not use the
 949             // sensor and in theory we could turn it off... however, when next
 950             // turning it on we won't have a good value for the current
 951             // orientation for a little bit, which can cause orientation
 952             // changes to lag, so we'd like to keep it always on.  (It will
 953             // still be turned off when the screen is off.)
 954             return false;
 955         }
 956         return mSupportAutoRotation;
 957     }
 958
 959     /*
 960      * Various use cases for invoking this function
 961      * screen turning off, should always disable listeners if already enabled
 962      * screen turned on and current app has sensor based orientation, enable listeners
 963      * if not already enabled
 964      * screen turned on and current app does not have sensor orientation, disable listeners if
 965      * already enabled
 966      * screen turning on and current app has sensor based orientation, enable listeners if needed
 967      * screen turning on and current app has nosensor based orientation, do nothing
 968      */
 969     void updateOrientationListenerLp() {
 970         if (!mOrientationListener.canDetectOrientation()) {
 971             // If sensor is turned off or nonexistent for some reason
 972             return;
 973         }
 974         // Could have been invoked due to screen turning on or off or
 975         // change of the currently visible window's orientation.
 976         if (localLOGV) Slog.v(TAG, "mScreenOnEarly=" + mScreenOnEarly
 977                 + ", mAwake=" + mAwake + ", mCurrentAppOrientation=" + mCurrentAppOrientation
 978                 + ", mOrientationSensorEnabled=" + mOrientationSensorEnabled
 979                 + ", mKeyguardDrawComplete=" + mKeyguardDrawComplete
 980                 + ", mWindowManagerDrawComplete=" + mWindowManagerDrawComplete);
 981         boolean disable = true;
 982         // Note: We postpone the rotating of the screen until the keyguard as well as the
 983         // window manager have reported a draw complete.
 984         if (mScreenOnEarly && mAwake &&
 985                 mKeyguardDrawComplete && mWindowManagerDrawComplete) {
 986             if (needSensorRunningLp()) {
 987                 disable = false;
 988                 //enable listener if not already enabled
 989                 if (!mOrientationSensorEnabled) {
 990                     mOrientationListener.enable();
 991                     if(localLOGV) Slog.v(TAG, "Enabling listeners");
 992                     mOrientationSensorEnabled = true;
 993                 }
 994             }
 995         }
 996         //check if sensors need to be disabled
 997         if (disable && mOrientationSensorEnabled) {
 998             mOrientationListener.disable();
 999             if(localLOGV) Slog.v(TAG, "Disabling listeners");
1000             mOrientationSensorEnabled = false;
1001         }
1002     }
1003
1004     private void interceptPowerKeyDown(KeyEvent event, boolean interactive) {
1005         // Hold a wake lock until the power key is released.
1006         if (!mPowerKeyWakeLock.isHeld()) {
1007             mPowerKeyWakeLock.acquire();
1008         }
1009
1010         // Cancel multi-press detection timeout.
1011         if (mPowerKeyPressCounter != 0) {
1012             mHandler.removeMessages(MSG_POWER_DELAYED_PRESS);
1013         }
1014
1015         // Detect user pressing the power button in panic when an application has
1016         // taken over the whole screen.
1017         boolean panic = mImmersiveModeConfirmation.onPowerKeyDown(interactive,
1018                 SystemClock.elapsedRealtime(), isImmersiveMode(mLastSystemUiFlags));
1019         if (panic) {
1020             mHandler.post(mHiddenNavPanic);
1021         }
1022
1023         // Latch power key state to detect screenshot chord.
1024         if (interactive && !mScreenshotChordPowerKeyTriggered
1025                 && (event.getFlags() & KeyEvent.FLAG_FALLBACK) == 0) {
1026             mScreenshotChordPowerKeyTriggered = true;
1027             mScreenshotChordPowerKeyTime = event.getDownTime();
1028             interceptScreenshotChord();
1029         }
1030
1031         // Stop ringing or end call if configured to do so when power is pressed.
1032         TelecomManager telecomManager = getTelecommService();
1033         boolean hungUp = false;
1034         if (telecomManager != null) {
1035             if (telecomManager.isRinging()) {
1036                 // Pressing Power while there's a ringing incoming
1037                 // call should silence the ringer.
1038                 telecomManager.silenceRinger();
1039             } else if ((mIncallPowerBehavior
1040                     & Settings.Secure.INCALL_POWER_BUTTON_BEHAVIOR_HANGUP) != 0
1041                     && telecomManager.isInCall() && interactive) {
1042                 // Otherwise, if "Power button ends call" is enabled,
1043                 // the Power button will hang up any current active call.
1044                 hungUp = telecomManager.endCall();
1045             }
1046         }
1047
1048         GestureLauncherService gestureService = LocalServices.getService(
1049                 GestureLauncherService.class);
1050         boolean gesturedServiceIntercepted = false;
1051         if (gestureService != null) {
1052             gesturedServiceIntercepted = gestureService.interceptPowerKeyDown(event, interactive,
1053                     mTmpBoolean);
1054             if (mTmpBoolean.value && mGoingToSleep) {
1055                 mCameraGestureTriggeredDuringGoingToSleep = true;
1056             }
1057         }
1058
1059         // If the power key has still not yet been handled, then detect short
1060         // press, long press, or multi press and decide what to do.
1061         mPowerKeyHandled = hungUp || mScreenshotChordVolumeDownKeyTriggered
1062                 || mScreenshotChordVolumeUpKeyTriggered || gesturedServiceIntercepted;
1063         if (!mPowerKeyHandled) {
1064             if (interactive) {
1065                 // When interactive, we're already awake.
1066                 // Wait for a long press or for the button to be released to decide what to do.
1067                 if (hasLongPressOnPowerBehavior()) {
1068                     Message msg = mHandler.obtainMessage(MSG_POWER_LONG_PRESS);
1069                     msg.setAsynchronous(true);
1070                     mHandler.sendMessageDelayed(msg,
1071                             ViewConfiguration.get(mContext).getDeviceGlobalActionKeyTimeout());
1072                 }
1073             } else {
1074                 wakeUpFromPowerKey(event.getDownTime());
1075
1076                 if (mSupportLongPressPowerWhenNonInteractive && hasLongPressOnPowerBehavior()) {
1077                     Message msg = mHandler.obtainMessage(MSG_POWER_LONG_PRESS);
1078                     msg.setAsynchronous(true);
1079                     mHandler.sendMessageDelayed(msg,
1080                             ViewConfiguration.get(mContext).getDeviceGlobalActionKeyTimeout());
1081                     mBeganFromNonInteractive = true;
1082                 } else {
1083                     final int maxCount = getMaxMultiPressPowerCount();
1084
1085                     if (maxCount <= 1) {
1086                         mPowerKeyHandled = true;
1087                     } else {
1088                         mBeganFromNonInteractive = true;
1089                     }
1090                 }
1091             }
1092         }
1093     }
1094
1095     private void interceptPowerKeyUp(KeyEvent event, boolean interactive, boolean canceled) {
1096         final boolean handled = canceled || mPowerKeyHandled;
1097         mScreenshotChordPowerKeyTriggered = false;
1098         cancelPendingScreenshotChordAction();
1099         cancelPendingPowerKeyAction();
1100
1101         if (!handled) {
1102             // Figure out how to handle the key now that it has been released.
1103             mPowerKeyPressCounter += 1;
1104
1105             final int maxCount = getMaxMultiPressPowerCount();
1106             final long eventTime = event.getDownTime();
1107             if (mPowerKeyPressCounter < maxCount) {
1108                 // This could be a multi-press.  Wait a little bit longer to confirm.
1109                 // Continue holding the wake lock.
1110                 Message msg = mHandler.obtainMessage(MSG_POWER_DELAYED_PRESS,
1111                         interactive ? 1 : 0, mPowerKeyPressCounter, eventTime);
1112                 msg.setAsynchronous(true);
1113                 mHandler.sendMessageDelayed(msg, ViewConfiguration.getDoubleTapTimeout());
1114                 return;
1115             }
1116
1117             // No other actions.  Handle it immediately.
1118             powerPress(eventTime, interactive, mPowerKeyPressCounter);
1119         }
1120
1121         // Done.  Reset our state.
1122         finishPowerKeyPress();
1123     }
1124
1125     private void finishPowerKeyPress() {
1126         mBeganFromNonInteractive = false;
1127         mPowerKeyPressCounter = 0;
1128         if (mPowerKeyWakeLock.isHeld()) {
1129             mPowerKeyWakeLock.release();
1130         }
1131     }
1132
1133     private void cancelPendingPowerKeyAction() {
1134         if (!mPowerKeyHandled) {
1135             mPowerKeyHandled = true;
1136             mHandler.removeMessages(MSG_POWER_LONG_PRESS);
1137         }
1138     }
1139
1140     private void cancelPendingBackKeyAction() {
1141         if (!mBackKeyHandled) {
1142             mBackKeyHandled = true;
1143             mHandler.removeMessages(MSG_BACK_LONG_PRESS);
1144         }
1145     }
1146
1147     private void powerPress(long eventTime, boolean interactive, int count) {
1148         if (mScreenOnEarly && !mScreenOnFully) {
1149             Slog.i(TAG, "Suppressed redundant power key press while "
1150                     + "already in the process of turning the screen on.");
1151             return;
1152         }
1153
1154         if (count == 2) {
1155             powerMultiPressAction(eventTime, interactive, mDoublePressOnPowerBehavior);
1156         } else if (count == 3) {
1157             powerMultiPressAction(eventTime, interactive, mTriplePressOnPowerBehavior);
1158         } else if (interactive && !mBeganFromNonInteractive) {
1159             switch (mShortPressOnPowerBehavior) {
1160                 case SHORT_PRESS_POWER_NOTHING:
1161                     break;
1162                 case SHORT_PRESS_POWER_GO_TO_SLEEP:
1163                     mPowerManager.goToSleep(eventTime,
1164                             PowerManager.GO_TO_SLEEP_REASON_POWER_BUTTON, 0);
1165                     break;
1166                 case SHORT_PRESS_POWER_REALLY_GO_TO_SLEEP:
1167                     mPowerManager.goToSleep(eventTime,
1168                             PowerManager.GO_TO_SLEEP_REASON_POWER_BUTTON,
1169                             PowerManager.GO_TO_SLEEP_FLAG_NO_DOZE);
1170                     break;
1171                 case SHORT_PRESS_POWER_REALLY_GO_TO_SLEEP_AND_GO_HOME:
1172                     mPowerManager.goToSleep(eventTime,
1173                             PowerManager.GO_TO_SLEEP_REASON_POWER_BUTTON,
1174                             PowerManager.GO_TO_SLEEP_FLAG_NO_DOZE);
1175                     launchHomeFromHotKey();
1176                     break;
1177                 case SHORT_PRESS_POWER_GO_HOME:
1178                     launchHomeFromHotKey(true /* awakenFromDreams */, false /*respectKeyguard*/);
1179                     break;
1180             }
1181         }
1182     }
1183
1184     private void powerMultiPressAction(long eventTime, boolean interactive, int behavior) {
1185         switch (behavior) {
1186             case MULTI_PRESS_POWER_NOTHING:
1187                 break;
1188             case MULTI_PRESS_POWER_THEATER_MODE:
1189                 if (!isUserSetupComplete()) {
1190                     Slog.i(TAG, "Ignoring toggling theater mode - device not setup.");
1191                     break;
1192                 }
1193
1194                 if (isTheaterModeEnabled()) {
1195                     Slog.i(TAG, "Toggling theater mode off.");
1196                     Settings.Global.putInt(mContext.getContentResolver(),
1197                             Settings.Global.THEATER_MODE_ON, 0);
1198                     if (!interactive) {
1199                         wakeUpFromPowerKey(eventTime);
1200                     }
1201                 } else {
1202                     Slog.i(TAG, "Toggling theater mode on.");
1203                     Settings.Global.putInt(mContext.getContentResolver(),
1204                             Settings.Global.THEATER_MODE_ON, 1);
1205
1206                     if (mGoToSleepOnButtonPressTheaterMode && interactive) {
1207                         mPowerManager.goToSleep(eventTime,
1208                                 PowerManager.GO_TO_SLEEP_REASON_POWER_BUTTON, 0);
1209                     }
1210                 }
1211                 break;
1212             case MULTI_PRESS_POWER_BRIGHTNESS_BOOST:
1213                 Slog.i(TAG, "Starting brightness boost.");
1214                 if (!interactive) {
1215                     wakeUpFromPowerKey(eventTime);
1216                 }
1217                 mPowerManager.boostScreenBrightness(eventTime);
1218                 break;
1219         }
1220     }
1221
1222     private int getMaxMultiPressPowerCount() {
1223         if (mTriplePressOnPowerBehavior != MULTI_PRESS_POWER_NOTHING) {
1224             return 3;
1225         }
1226         if (mDoublePressOnPowerBehavior != MULTI_PRESS_POWER_NOTHING) {
1227             return 2;
1228         }
1229         return 1;
1230     }
1231
1232     private void powerLongPress() {
1233         final int behavior = getResolvedLongPressOnPowerBehavior();
1234         switch (behavior) {
1235         case LONG_PRESS_POWER_NOTHING:
1236             break;
1237         case LONG_PRESS_POWER_GLOBAL_ACTIONS:
1238             mPowerKeyHandled = true;
1239             if (!performHapticFeedbackLw(null, HapticFeedbackConstants.LONG_PRESS, false)) {
1240                 performAuditoryFeedbackForAccessibilityIfNeed();
1241             }
1242             showGlobalActionsInternal();
1243             break;
1244         case LONG_PRESS_POWER_SHUT_OFF:
1245         case LONG_PRESS_POWER_SHUT_OFF_NO_CONFIRM:
1246             mPowerKeyHandled = true;
1247             performHapticFeedbackLw(null, HapticFeedbackConstants.LONG_PRESS, false);
1248             sendCloseSystemWindows(SYSTEM_DIALOG_REASON_GLOBAL_ACTIONS);
1249             mWindowManagerFuncs.shutdown(behavior == LONG_PRESS_POWER_SHUT_OFF);
1250             break;
1251         }
1252     }
1253
1254     private void backLongPress() {
1255         mBackKeyHandled = true;
1256
1257         switch (mLongPressOnBackBehavior) {
1258             case LONG_PRESS_BACK_NOTHING:
1259                 break;
1260             case LONG_PRESS_BACK_GO_TO_VOICE_ASSIST:
1261                 Intent intent = new Intent(Intent.ACTION_VOICE_ASSIST);
1262                 startActivityAsUser(intent, UserHandle.CURRENT_OR_SELF);
1263                 break;
1264         }
1265     }
1266
1267     private void disposeInputConsumer(InputConsumer inputConsumer) {
1268         if (inputConsumer != null) {
1269             inputConsumer.dismiss();
1270         }
1271     }
1272
1273     private void sleepPress(long eventTime) {
1274         if (mShortPressOnSleepBehavior == SHORT_PRESS_SLEEP_GO_TO_SLEEP_AND_GO_HOME) {
1275             launchHomeFromHotKey(false /* awakenDreams */, true /*respectKeyguard*/);
1276         }
1277     }
1278
1279     private void sleepRelease(long eventTime) {
1280         switch (mShortPressOnSleepBehavior) {
1281             case SHORT_PRESS_SLEEP_GO_TO_SLEEP:
1282             case SHORT_PRESS_SLEEP_GO_TO_SLEEP_AND_GO_HOME:
1283                 Slog.i(TAG, "sleepRelease() calling goToSleep(GO_TO_SLEEP_REASON_SLEEP_BUTTON)");
1284                 mPowerManager.goToSleep(eventTime,
1285                        PowerManager.GO_TO_SLEEP_REASON_SLEEP_BUTTON, 0);
1286                 break;
1287         }
1288     }
1289
1290     private int getResolvedLongPressOnPowerBehavior() {
1291         if (FactoryTest.isLongPressOnPowerOffEnabled()) {
1292             return LONG_PRESS_POWER_SHUT_OFF_NO_CONFIRM;
1293         }
1294         return mLongPressOnPowerBehavior;
1295     }
1296
1297     private boolean hasLongPressOnPowerBehavior() {
1298         return getResolvedLongPressOnPowerBehavior() != LONG_PRESS_POWER_NOTHING;
1299     }
1300
1301     private boolean hasLongPressOnBackBehavior() {
1302         return mLongPressOnBackBehavior != LONG_PRESS_BACK_NOTHING;
1303     }
1304
1305     private void interceptScreenshotChord() {
1306         if (mScreenshotChordEnabled
1307                 && mScreenshotChordVolumeDownKeyTriggered && mScreenshotChordPowerKeyTriggered
1308                 && !mScreenshotChordVolumeUpKeyTriggered) {
1309             final long now = SystemClock.uptimeMillis();
1310             if (now <= mScreenshotChordVolumeDownKeyTime + SCREENSHOT_CHORD_DEBOUNCE_DELAY_MILLIS
1311                     && now <= mScreenshotChordPowerKeyTime
1312                             + SCREENSHOT_CHORD_DEBOUNCE_DELAY_MILLIS) {
1313                 mScreenshotChordVolumeDownKeyConsumed = true;
1314                 cancelPendingPowerKeyAction();
1315                 mScreenshotRunnable.setScreenshotType(TAKE_SCREENSHOT_FULLSCREEN);
1316                 mHandler.postDelayed(mScreenshotRunnable, getScreenshotChordLongPressDelay());
1317             }
1318         }
1319     }
1320
1321     private long getScreenshotChordLongPressDelay() {
1322         if (mKeyguardDelegate.isShowing()) {
1323             // Double the time it takes to take a screenshot from the keyguard
1324             return (long) (KEYGUARD_SCREENSHOT_CHORD_DELAY_MULTIPLIER *
1325                     ViewConfiguration.get(mContext).getDeviceGlobalActionKeyTimeout());
1326         }
1327         return ViewConfiguration.get(mContext).getDeviceGlobalActionKeyTimeout();
1328     }
1329
1330     private void cancelPendingScreenshotChordAction() {
1331         mHandler.removeCallbacks(mScreenshotRunnable);
1332     }
1333
1334     private final Runnable mEndCallLongPress = new Runnable() {
1335         @Override
1336         public void run() {
1337             mEndCallKeyHandled = true;
1338             if (!performHapticFeedbackLw(null, HapticFeedbackConstants.LONG_PRESS, false)) {
1339                 performAuditoryFeedbackForAccessibilityIfNeed();
1340             }
1341             showGlobalActionsInternal();
1342         }
1343     };
1344
1345     private class ScreenshotRunnable implements Runnable {
1346         private int mScreenshotType = TAKE_SCREENSHOT_FULLSCREEN;
1347
1348         public void setScreenshotType(int screenshotType) {
1349             mScreenshotType = screenshotType;
1350         }
1351
1352         @Override
1353         public void run() {
1354             takeScreenshot(mScreenshotType);
1355         }
1356     }
1357
1358     private final ScreenshotRunnable mScreenshotRunnable = new ScreenshotRunnable();
1359
1360     @Override
1361     public void showGlobalActions() {
1362         mHandler.removeMessages(MSG_DISPATCH_SHOW_GLOBAL_ACTIONS);
1363         mHandler.sendEmptyMessage(MSG_DISPATCH_SHOW_GLOBAL_ACTIONS);
1364     }
1365
1366     void showGlobalActionsInternal() {
1367         sendCloseSystemWindows(SYSTEM_DIALOG_REASON_GLOBAL_ACTIONS);
1368         if (mGlobalActions == null) {
1369             mGlobalActions = new GlobalActions(mContext, mWindowManagerFuncs);
1370         }
1371         final boolean keyguardShowing = isKeyguardShowingAndNotOccluded();
1372         mGlobalActions.showDialog(keyguardShowing, isDeviceProvisioned());
1373         if (keyguardShowing) {
1374             // since it took two seconds of long press to bring this up,
1375             // poke the wake lock so they have some time to see the dialog.
1376             mPowerManager.userActivity(SystemClock.uptimeMillis(), false);
1377         }
1378     }
1379
1380     boolean isDeviceProvisioned() {
1381         return Settings.Global.getInt(
1382                 mContext.getContentResolver(), Settings.Global.DEVICE_PROVISIONED, 0) != 0;
1383     }
1384
1385     boolean isUserSetupComplete() {
1386         return Settings.Secure.getIntForUser(mContext.getContentResolver(),
1387                 Settings.Secure.USER_SETUP_COMPLETE, 0, UserHandle.USER_CURRENT) != 0;
1388     }
1389
1390     private void handleShortPressOnHome() {
1391         // Turn on the connected TV and switch HDMI input if we're a HDMI playback device.
1392         getHdmiControl().turnOnTv();
1393
1394         // If there's a dream running then use home to escape the dream
1395         // but don't actually go home.
1396         if (mDreamManagerInternal != null && mDreamManagerInternal.isDreaming()) {
1397             mDreamManagerInternal.stopDream(false /*immediate*/);
1398             return;
1399         }
1400
1401         // Go home!
1402         launchHomeFromHotKey();
1403     }
1404
1405     /**
1406      * Creates an accessor to HDMI control service that performs the operation of
1407      * turning on TV (optional) and switching input to us. If HDMI control service
1408      * is not available or we're not a HDMI playback device, the operation is no-op.
1409      */
1410     private HdmiControl getHdmiControl() {
1411         if (null == mHdmiControl) {
1412             HdmiControlManager manager = (HdmiControlManager) mContext.getSystemService(
1413                         Context.HDMI_CONTROL_SERVICE);
1414             HdmiPlaybackClient client = null;
1415             if (manager != null) {
1416                 client = manager.getPlaybackClient();
1417             }
1418             mHdmiControl = new HdmiControl(client);
1419         }
1420         return mHdmiControl;
1421     }
1422
1423     private static class HdmiControl {
1424         private final HdmiPlaybackClient mClient;
1425
1426         private HdmiControl(HdmiPlaybackClient client) {
1427             mClient = client;
1428         }
1429
1430         public void turnOnTv() {
1431             if (mClient == null) {
1432                 return;
1433             }
1434             mClient.oneTouchPlay(new OneTouchPlayCallback() {
1435                 @Override
1436                 public void onComplete(int result) {
1437                     if (result != HdmiControlManager.RESULT_SUCCESS) {
1438                         Log.w(TAG, "One touch play failed: " + result);
1439                     }
1440                 }
1441             });
1442         }
1443     }
1444
1445     private void handleLongPressOnHome(int deviceId) {
1446         if (mLongPressOnHomeBehavior == LONG_PRESS_HOME_NOTHING) {
1447             return;
1448         }
1449         mHomeConsumed = true;
1450         performHapticFeedbackLw(null, HapticFeedbackConstants.LONG_PRESS, false);
1451
1452         switch (mLongPressOnHomeBehavior) {
1453             case LONG_PRESS_HOME_RECENT_SYSTEM_UI:
1454                 toggleRecentApps();
1455                 break;
1456             case LONG_PRESS_HOME_ASSIST:
1457                 launchAssistAction(null, deviceId);
1458                 break;
1459             default:
1460                 Log.w(TAG, "Undefined home long press behavior: " + mLongPressOnHomeBehavior);
1461                 break;
1462         }
1463     }
1464
1465     private void handleDoubleTapOnHome() {
1466         if (mDoubleTapOnHomeBehavior == DOUBLE_TAP_HOME_RECENT_SYSTEM_UI) {
1467             mHomeConsumed = true;
1468             toggleRecentApps();
1469         }
1470     }
1471
1472     private void showTvPictureInPictureMenu(KeyEvent event) {
1473         if (DEBUG_INPUT) Log.d(TAG, "showTvPictureInPictureMenu event=" + event);
1474         mHandler.removeMessages(MSG_SHOW_TV_PICTURE_IN_PICTURE_MENU);
1475         Message msg = mHandler.obtainMessage(MSG_SHOW_TV_PICTURE_IN_PICTURE_MENU);
1476         msg.setAsynchronous(true);
1477         msg.sendToTarget();
1478     }
1479
1480     private void showTvPictureInPictureMenuInternal() {
1481         StatusBarManagerInternal statusbar = getStatusBarManagerInternal();
1482         if (statusbar != null) {
1483             statusbar.showTvPictureInPictureMenu();
1484         }
1485     }
1486
1487     private final Runnable mHomeDoubleTapTimeoutRunnable = new Runnable() {
1488         @Override
1489         public void run() {
1490             if (mHomeDoubleTapPending) {
1491                 mHomeDoubleTapPending = false;
1492                 handleShortPressOnHome();
1493             }
1494         }
1495     };
1496
1497     private boolean isRoundWindow() {
1498         return mContext.getResources().getConfiguration().isScreenRound();
1499     }
1500
1501     /** {@inheritDoc} */
1502     @Override
1503     public void init(Context context, IWindowManager windowManager,
1504             WindowManagerFuncs windowManagerFuncs) {
1505         mContext = context;
1506         mWindowManager = windowManager;
1507         mWindowManagerFuncs = windowManagerFuncs;
1508         mWindowManagerInternal = LocalServices.getService(WindowManagerInternal.class);
1509         mActivityManagerInternal = LocalServices.getService(ActivityManagerInternal.class);
1510         mInputManagerInternal = LocalServices.getService(InputManagerInternal.class);
1511         mDreamManagerInternal = LocalServices.getService(DreamManagerInternal.class);
1512         mPowerManagerInternal = LocalServices.getService(PowerManagerInternal.class);
1513         mAppOpsManager = (AppOpsManager) mContext.getSystemService(Context.APP_OPS_SERVICE);
1514         mHasFeatureWatch = mContext.getPackageManager().hasSystemFeature(FEATURE_WATCH);
1515
1516         // Init display burn-in protection
1517         boolean burnInProtectionEnabled = context.getResources().getBoolean(
1518                 com.android.internal.R.bool.config_enableBurnInProtection);
1519         // Allow a system property to override this. Used by developer settings.
1520         boolean burnInProtectionDevMode =
1521                 SystemProperties.getBoolean("persist.debug.force_burn_in", false);
1522         if (burnInProtectionEnabled || burnInProtectionDevMode) {
1523             final int minHorizontal;
1524             final int maxHorizontal;
1525             final int minVertical;
1526             final int maxVertical;
1527             final int maxRadius;
1528             if (burnInProtectionDevMode) {
1529                 minHorizontal = -8;
1530                 maxHorizontal = 8;
1531                 minVertical = -8;
1532                 maxVertical = -4;
1533                 maxRadius = (isRoundWindow()) ? 6 : -1;
1534             } else {
1535                 Resources resources = context.getResources();
1536                 minHorizontal = resources.getInteger(
1537                         com.android.internal.R.integer.config_burnInProtectionMinHorizontalOffset);
1538                 maxHorizontal = resources.getInteger(
1539                         com.android.internal.R.integer.config_burnInProtectionMaxHorizontalOffset);
1540                 minVertical = resources.getInteger(
1541                         com.android.internal.R.integer.config_burnInProtectionMinVerticalOffset);
1542                 maxVertical = resources.getInteger(
1543                         com.android.internal.R.integer.config_burnInProtectionMaxVerticalOffset);
1544                 maxRadius = resources.getInteger(
1545                         com.android.internal.R.integer.config_burnInProtectionMaxRadius);
1546             }
1547             mBurnInProtectionHelper = new BurnInProtectionHelper(
1548                     context, minHorizontal, maxHorizontal, minVertical, maxVertical, maxRadius);
1549         }
1550
1551         mHandler = new PolicyHandler();
1552         mWakeGestureListener = new MyWakeGestureListener(mContext, mHandler);
1553         mOrientationListener = new MyOrientationListener(mContext, mHandler);
1554         try {
1555             mOrientationListener.setCurrentRotation(windowManager.getRotation());
1556         } catch (RemoteException ex) { }
1557         mSettingsObserver = new SettingsObserver(mHandler);
1558         mSettingsObserver.observe();
1559         mShortcutManager = new ShortcutManager(context);
1560         mUiMode = context.getResources().getInteger(
1561                 com.android.internal.R.integer.config_defaultUiModeType);
1562         mHomeIntent =  new Intent(Intent.ACTION_MAIN, null);
1563         mHomeIntent.addCategory(Intent.CATEGORY_HOME);
1564         mHomeIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK
1565                 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);
1566         mEnableCarDockHomeCapture = context.getResources().getBoolean(
1567                 com.android.internal.R.bool.config_enableCarDockHomeLaunch);
1568         mCarDockIntent =  new Intent(Intent.ACTION_MAIN, null);
1569         mCarDockIntent.addCategory(Intent.CATEGORY_CAR_DOCK);
1570         mCarDockIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK
1571                 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);
1572         mDeskDockIntent =  new Intent(Intent.ACTION_MAIN, null);
1573         mDeskDockIntent.addCategory(Intent.CATEGORY_DESK_DOCK);
1574         mDeskDockIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK
1575                 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);
1576
1577         mPowerManager = (PowerManager)context.getSystemService(Context.POWER_SERVICE);
1578         mBroadcastWakeLock = mPowerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK,
1579                 "PhoneWindowManager.mBroadcastWakeLock");
1580         mPowerKeyWakeLock = mPowerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK,
1581                 "PhoneWindowManager.mPowerKeyWakeLock");
1582         mEnableShiftMenuBugReports = "1".equals(SystemProperties.get("ro.debuggable"));
1583         mSupportAutoRotation = mContext.getResources().getBoolean(
1584                 com.android.internal.R.bool.config_supportAutoRotation);
1585         mLidOpenRotation = readRotation(
1586                 com.android.internal.R.integer.config_lidOpenRotation);
1587         mCarDockRotation = readRotation(
1588                 com.android.internal.R.integer.config_carDockRotation);
1589         mDeskDockRotation = readRotation(
1590                 com.android.internal.R.integer.config_deskDockRotation);
1591         mUndockedHdmiRotation = readRotation(
1592                 com.android.internal.R.integer.config_undockedHdmiRotation);
1593         mCarDockEnablesAccelerometer = mContext.getResources().getBoolean(
1594                 com.android.internal.R.bool.config_carDockEnablesAccelerometer);
1595         mDeskDockEnablesAccelerometer = mContext.getResources().getBoolean(
1596                 com.android.internal.R.bool.config_deskDockEnablesAccelerometer);
1597         mLidKeyboardAccessibility = mContext.getResources().getInteger(
1598                 com.android.internal.R.integer.config_lidKeyboardAccessibility);
1599         mLidNavigationAccessibility = mContext.getResources().getInteger(
1600                 com.android.internal.R.integer.config_lidNavigationAccessibility);
1601         mLidControlsScreenLock = mContext.getResources().getBoolean(
1602                 com.android.internal.R.bool.config_lidControlsScreenLock);
1603         mLidControlsSleep = mContext.getResources().getBoolean(
1604                 com.android.internal.R.bool.config_lidControlsSleep);
1605         mTranslucentDecorEnabled = mContext.getResources().getBoolean(
1606                 com.android.internal.R.bool.config_enableTranslucentDecor);
1607
1608         mAllowTheaterModeWakeFromKey = mContext.getResources().getBoolean(
1609                 com.android.internal.R.bool.config_allowTheaterModeWakeFromKey);
1610         mAllowTheaterModeWakeFromPowerKey = mAllowTheaterModeWakeFromKey
1611                 || mContext.getResources().getBoolean(
1612                     com.android.internal.R.bool.config_allowTheaterModeWakeFromPowerKey);
1613         mAllowTheaterModeWakeFromMotion = mContext.getResources().getBoolean(
1614                 com.android.internal.R.bool.config_allowTheaterModeWakeFromMotion);
1615         mAllowTheaterModeWakeFromMotionWhenNotDreaming = mContext.getResources().getBoolean(
1616                 com.android.internal.R.bool.config_allowTheaterModeWakeFromMotionWhenNotDreaming);
1617         mAllowTheaterModeWakeFromCameraLens = mContext.getResources().getBoolean(
1618                 com.android.internal.R.bool.config_allowTheaterModeWakeFromCameraLens);
1619         mAllowTheaterModeWakeFromLidSwitch = mContext.getResources().getBoolean(
1620                 com.android.internal.R.bool.config_allowTheaterModeWakeFromLidSwitch);
1621         mAllowTheaterModeWakeFromWakeGesture = mContext.getResources().getBoolean(
1622                 com.android.internal.R.bool.config_allowTheaterModeWakeFromGesture);
1623
1624         mGoToSleepOnButtonPressTheaterMode = mContext.getResources().getBoolean(
1625                 com.android.internal.R.bool.config_goToSleepOnButtonPressTheaterMode);
1626
1627         mSupportLongPressPowerWhenNonInteractive = mContext.getResources().getBoolean(
1628                 com.android.internal.R.bool.config_supportLongPressPowerWhenNonInteractive);
1629
1630         mLongPressOnBackBehavior = mContext.getResources().getInteger(
1631                 com.android.internal.R.integer.config_longPressOnBackBehavior);
1632
1633         mShortPressOnPowerBehavior = mContext.getResources().getInteger(
1634                 com.android.internal.R.integer.config_shortPressOnPowerBehavior);
1635         mLongPressOnPowerBehavior = mContext.getResources().getInteger(
1636                 com.android.internal.R.integer.config_longPressOnPowerBehavior);
1637         mDoublePressOnPowerBehavior = mContext.getResources().getInteger(
1638                 com.android.internal.R.integer.config_doublePressOnPowerBehavior);
1639         mTriplePressOnPowerBehavior = mContext.getResources().getInteger(
1640                 com.android.internal.R.integer.config_triplePressOnPowerBehavior);
1641         mShortPressOnSleepBehavior = mContext.getResources().getInteger(
1642                 com.android.internal.R.integer.config_shortPressOnSleepBehavior);
1643
1644         mUseTvRouting = AudioSystem.getPlatformType(mContext) == AudioSystem.PLATFORM_TELEVISION;
1645
1646         readConfigurationDependentBehaviors();
1647
1648         mAccessibilityManager = (AccessibilityManager) context.getSystemService(
1649                 Context.ACCESSIBILITY_SERVICE);
1650
1651         // register for dock events
1652         IntentFilter filter = new IntentFilter();
1653         filter.addAction(UiModeManager.ACTION_ENTER_CAR_MODE);
1654         filter.addAction(UiModeManager.ACTION_EXIT_CAR_MODE);
1655         filter.addAction(UiModeManager.ACTION_ENTER_DESK_MODE);
1656         filter.addAction(UiModeManager.ACTION_EXIT_DESK_MODE);
1657         filter.addAction(Intent.ACTION_DOCK_EVENT);
1658         Intent intent = context.registerReceiver(mDockReceiver, filter);
1659         if (intent != null) {
1660             // Retrieve current sticky dock event broadcast.
1661             mDockMode = intent.getIntExtra(Intent.EXTRA_DOCK_STATE,
1662                     Intent.EXTRA_DOCK_STATE_UNDOCKED);
1663         }
1664
1665         // register for dream-related broadcasts
1666         filter = new IntentFilter();
1667         filter.addAction(Intent.ACTION_DREAMING_STARTED);
1668         filter.addAction(Intent.ACTION_DREAMING_STOPPED);
1669         context.registerReceiver(mDreamReceiver, filter);
1670
1671         // register for multiuser-relevant broadcasts
1672         filter = new IntentFilter(Intent.ACTION_USER_SWITCHED);
1673         context.registerReceiver(mMultiuserReceiver, filter);
1674
1675         // monitor for system gestures
1676         mSystemGestures = new SystemGesturesPointerEventListener(context,
1677                 new SystemGesturesPointerEventListener.Callbacks() {
1678                     @Override
1679                     public void onSwipeFromTop() {
1680                         if (mStatusBar != null) {
1681                             requestTransientBars(mStatusBar);
1682                         }
1683                     }
1684                     @Override
1685                     public void onSwipeFromBottom() {
1686                         if (mNavigationBar != null && mNavigationBarOnBottom) {
1687                             requestTransientBars(mNavigationBar);
1688                         }
1689                     }
1690                     @Override
1691                     public void onSwipeFromRight() {
1692                         if (mNavigationBar != null && !mNavigationBarOnBottom) {
1693                             requestTransientBars(mNavigationBar);
1694                         }
1695                     }
1696                     @Override
1697                     public void onFling(int duration) {
1698                         if (mPowerManagerInternal != null) {
1699                             mPowerManagerInternal.powerHint(
1700                                     PowerManagerInternal.POWER_HINT_INTERACTION, duration);
1701                         }
1702                     }
1703                     @Override
1704                     public void onDebug() {
1705                         // no-op
1706                     }
1707                     @Override
1708                     public void onDown() {
1709                         mOrientationListener.onTouchStart();
1710                     }
1711                     @Override
1712                     public void onUpOrCancel() {
1713                         mOrientationListener.onTouchEnd();
1714                     }
1715                     @Override
1716                     public void onMouseHoverAtTop() {
1717                         mHandler.removeMessages(MSG_REQUEST_TRANSIENT_BARS);
1718                         Message msg = mHandler.obtainMessage(MSG_REQUEST_TRANSIENT_BARS);
1719                         msg.arg1 = MSG_REQUEST_TRANSIENT_BARS_ARG_STATUS;
1720                         mHandler.sendMessageDelayed(msg, 500);
1721                     }
1722                     @Override
1723                     public void onMouseHoverAtBottom() {
1724                         mHandler.removeMessages(MSG_REQUEST_TRANSIENT_BARS);
1725                         Message msg = mHandler.obtainMessage(MSG_REQUEST_TRANSIENT_BARS);
1726                         msg.arg1 = MSG_REQUEST_TRANSIENT_BARS_ARG_NAVIGATION;
1727                         mHandler.sendMessageDelayed(msg, 500);
1728                     }
1729                     @Override
1730                     public void onMouseLeaveFromEdge() {
1731                         mHandler.removeMessages(MSG_REQUEST_TRANSIENT_BARS);
1732                     }
1733                 });
1734         mImmersiveModeConfirmation = new ImmersiveModeConfirmation(mContext);
1735         mWindowManagerFuncs.registerPointerEventListener(mSystemGestures);
1736
1737         mVibrator = (Vibrator)context.getSystemService(Context.VIBRATOR_SERVICE);
1738         mLongPressVibePattern = getLongIntArray(mContext.getResources(),
1739                 com.android.internal.R.array.config_longPressVibePattern);
1740         mVirtualKeyVibePattern = getLongIntArray(mContext.getResources(),
1741                 com.android.internal.R.array.config_virtualKeyVibePattern);
1742         mKeyboardTapVibePattern = getLongIntArray(mContext.getResources(),
1743                 com.android.internal.R.array.config_keyboardTapVibePattern);
1744         mClockTickVibePattern = getLongIntArray(mContext.getResources(),
1745                 com.android.internal.R.array.config_clockTickVibePattern);
1746         mCalendarDateVibePattern = getLongIntArray(mContext.getResources(),
1747                 com.android.internal.R.array.config_calendarDateVibePattern);
1748         mSafeModeDisabledVibePattern = getLongIntArray(mContext.getResources(),
1749                 com.android.internal.R.array.config_safeModeDisabledVibePattern);
1750         mSafeModeEnabledVibePattern = getLongIntArray(mContext.getResources(),
1751                 com.android.internal.R.array.config_safeModeEnabledVibePattern);
1752         mContextClickVibePattern = getLongIntArray(mContext.getResources(),
1753                 com.android.internal.R.array.config_contextClickVibePattern);
1754
1755         mScreenshotChordEnabled = mContext.getResources().getBoolean(
1756                 com.android.internal.R.bool.config_enableScreenshotChord);
1757
1758         mGlobalKeyManager = new GlobalKeyManager(mContext);
1759
1760         // Controls rotation and the like.
1761         initializeHdmiState();
1762
1763         // Match current screen state.
1764         if (!mPowerManager.isInteractive()) {
1765             startedGoingToSleep(WindowManagerPolicy.OFF_BECAUSE_OF_USER);
1766             finishedGoingToSleep(WindowManagerPolicy.OFF_BECAUSE_OF_USER);
1767         }
1768
1769         mWindowManagerInternal.registerAppTransitionListener(
1770                 mStatusBarController.getAppTransitionListener());
1771     }
1772
1773     /**
1774      * Read values from config.xml that may be overridden depending on
1775      * the configuration of the device.
1776      * eg. Disable long press on home goes to recents on sw600dp.
1777      */
1778     private void readConfigurationDependentBehaviors() {
1779         final Resources res = mContext.getResources();
1780
1781         mLongPressOnHomeBehavior = res.getInteger(
1782                 com.android.internal.R.integer.config_longPressOnHomeBehavior);
1783         if (mLongPressOnHomeBehavior < LONG_PRESS_HOME_NOTHING ||
1784                 mLongPressOnHomeBehavior > LAST_LONG_PRESS_HOME_BEHAVIOR) {
1785             mLongPressOnHomeBehavior = LONG_PRESS_HOME_NOTHING;
1786         }
1787
1788         mDoubleTapOnHomeBehavior = res.getInteger(
1789                 com.android.internal.R.integer.config_doubleTapOnHomeBehavior);
1790         if (mDoubleTapOnHomeBehavior < DOUBLE_TAP_HOME_NOTHING ||
1791                 mDoubleTapOnHomeBehavior > DOUBLE_TAP_HOME_RECENT_SYSTEM_UI) {
1792             mDoubleTapOnHomeBehavior = LONG_PRESS_HOME_NOTHING;
1793         }
1794
1795         mShortPressWindowBehavior = SHORT_PRESS_WINDOW_NOTHING;
1796         if (mContext.getPackageManager().hasSystemFeature(FEATURE_PICTURE_IN_PICTURE)) {
1797             mShortPressWindowBehavior = SHORT_PRESS_WINDOW_PICTURE_IN_PICTURE;
1798         }
1799
1800         mNavBarOpacityMode = res.getInteger(
1801                 com.android.internal.R.integer.config_navBarOpacityMode);
1802     }
1803
1804     @Override
1805     public void setInitialDisplaySize(Display display, int width, int height, int density) {
1806         // This method might be called before the policy has been fully initialized
1807         // or for other displays we don't care about.
1808         if (mContext == null || display.getDisplayId() != Display.DEFAULT_DISPLAY) {
1809             return;
1810         }
1811         mDisplay = display;
1812
1813         final Resources res = mContext.getResources();
1814         int shortSize, longSize;
1815         if (width > height) {
1816             shortSize = height;
1817             longSize = width;
1818             mLandscapeRotation = Surface.ROTATION_0;
1819             mSeascapeRotation = Surface.ROTATION_180;
1820             if (res.getBoolean(com.android.internal.R.bool.config_reverseDefaultRotation)) {
1821                 mPortraitRotation = Surface.ROTATION_90;
1822                 mUpsideDownRotation = Surface.ROTATION_270;
1823             } else {
1824                 mPortraitRotation = Surface.ROTATION_270;
1825                 mUpsideDownRotation = Surface.ROTATION_90;
1826             }
1827         } else {
1828             shortSize = width;
1829             longSize = height;
1830             mPortraitRotation = Surface.ROTATION_0;
1831             mUpsideDownRotation = Surface.ROTATION_180;
1832             if (res.getBoolean(com.android.internal.R.bool.config_reverseDefaultRotation)) {
1833                 mLandscapeRotation = Surface.ROTATION_270;
1834                 mSeascapeRotation = Surface.ROTATION_90;
1835             } else {
1836                 mLandscapeRotation = Surface.ROTATION_90;
1837                 mSeascapeRotation = Surface.ROTATION_270;
1838             }
1839         }
1840
1841         // SystemUI (status bar) layout policy
1842         int shortSizeDp = shortSize * DisplayMetrics.DENSITY_DEFAULT / density;
1843         int longSizeDp = longSize * DisplayMetrics.DENSITY_DEFAULT / density;
1844
1845         // Allow the navigation bar to move on non-square small devices (phones).
1846         mNavigationBarCanMove = width != height && shortSizeDp < 600;
1847
1848         mHasNavigationBar = res.getBoolean(com.android.internal.R.bool.config_showNavigationBar);
1849
1850         // Allow a system property to override this. Used by the emulator.
1851         // See also hasNavigationBar().
1852         String navBarOverride = SystemProperties.get("qemu.hw.mainkeys");
1853         if ("1".equals(navBarOverride)) {
1854             mHasNavigationBar = false;
1855         } else if ("0".equals(navBarOverride)) {
1856             mHasNavigationBar = true;
1857         }
1858
1859         // For demo purposes, allow the rotation of the HDMI display to be controlled.
1860         // By default, HDMI locks rotation to landscape.
1861         if ("portrait".equals(SystemProperties.get("persist.demo.hdmirotation"))) {
1862             mDemoHdmiRotation = mPortraitRotation;
1863         } else {
1864             mDemoHdmiRotation = mLandscapeRotation;
1865         }
1866         mDemoHdmiRotationLock = SystemProperties.getBoolean("persist.demo.hdmirotationlock", false);
1867
1868         // For demo purposes, allow the rotation of the remote display to be controlled.
1869         // By default, remote display locks rotation to landscape.
1870         if ("portrait".equals(SystemProperties.get("persist.demo.remoterotation"))) {
1871             mDemoRotation = mPortraitRotation;
1872         } else {
1873             mDemoRotation = mLandscapeRotation;
1874         }
1875         mDemoRotationLock = SystemProperties.getBoolean(
1876                 "persist.demo.rotationlock", false);
1877
1878         // Only force the default orientation if the screen is xlarge, at least 960dp x 720dp, per
1879         // http://developer.android.com/guide/practices/screens_support.html#range
1880         mForceDefaultOrientation = longSizeDp >= 960 && shortSizeDp >= 720 &&
1881                 res.getBoolean(com.android.internal.R.bool.config_forceDefaultOrientation) &&
1882                 // For debug purposes the next line turns this feature off with:
1883                 // $ adb shell setprop config.override_forced_orient true
1884                 // $ adb shell wm size reset
1885                 !"true".equals(SystemProperties.get("config.override_forced_orient"));
1886     }
1887
1888     /**
1889      * @return whether the navigation bar can be hidden, e.g. the device has a
1890      *         navigation bar and touch exploration is not enabled
1891      */
1892     private boolean canHideNavigationBar() {
1893         return mHasNavigationBar;
1894     }
1895
1896     @Override
1897     public boolean isDefaultOrientationForced() {
1898         return mForceDefaultOrientation;
1899     }
1900
1901     @Override
1902     public void setDisplayOverscan(Display display, int left, int top, int right, int bottom) {
1903         if (display.getDisplayId() == Display.DEFAULT_DISPLAY) {
1904             mOverscanLeft = left;
1905             mOverscanTop = top;
1906             mOverscanRight = right;
1907             mOverscanBottom = bottom;
1908         }
1909     }
1910
1911     public void updateSettings() {
1912         ContentResolver resolver = mContext.getContentResolver();
1913         boolean updateRotation = false;
1914         synchronized (mLock) {
1915             mEndcallBehavior = Settings.System.getIntForUser(resolver,
1916                     Settings.System.END_BUTTON_BEHAVIOR,
1917                     Settings.System.END_BUTTON_BEHAVIOR_DEFAULT,
1918                     UserHandle.USER_CURRENT);
1919             mIncallPowerBehavior = Settings.Secure.getIntForUser(resolver,
1920                     Settings.Secure.INCALL_POWER_BUTTON_BEHAVIOR,
1921                     Settings.Secure.INCALL_POWER_BUTTON_BEHAVIOR_DEFAULT,
1922                     UserHandle.USER_CURRENT);
1923
1924             // Configure wake gesture.
1925             boolean wakeGestureEnabledSetting = Settings.Secure.getIntForUser(resolver,
1926                     Settings.Secure.WAKE_GESTURE_ENABLED, 0,
1927                     UserHandle.USER_CURRENT) != 0;
1928             if (mWakeGestureEnabledSetting != wakeGestureEnabledSetting) {
1929                 mWakeGestureEnabledSetting = wakeGestureEnabledSetting;
1930                 updateWakeGestureListenerLp();
1931             }
1932
1933             // Configure rotation lock.
1934             int userRotation = Settings.System.getIntForUser(resolver,
1935                     Settings.System.USER_ROTATION, Surface.ROTATION_0,
1936                     UserHandle.USER_CURRENT);
1937             if (mUserRotation != userRotation) {
1938                 mUserRotation = userRotation;
1939                 updateRotation = true;
1940             }
1941             int userRotationMode = Settings.System.getIntForUser(resolver,
1942                     Settings.System.ACCELEROMETER_ROTATION, 0, UserHandle.USER_CURRENT) != 0 ?
1943                             WindowManagerPolicy.USER_ROTATION_FREE :
1944                                     WindowManagerPolicy.USER_ROTATION_LOCKED;
1945             if (mUserRotationMode != userRotationMode) {
1946                 mUserRotationMode = userRotationMode;
1947                 updateRotation = true;
1948                 updateOrientationListenerLp();
1949             }
1950
1951             if (mSystemReady) {
1952                 int pointerLocation = Settings.System.getIntForUser(resolver,
1953                         Settings.System.POINTER_LOCATION, 0, UserHandle.USER_CURRENT);
1954                 if (mPointerLocationMode != pointerLocation) {
1955                     mPointerLocationMode = pointerLocation;
1956                     mHandler.sendEmptyMessage(pointerLocation != 0 ?
1957                             MSG_ENABLE_POINTER_LOCATION : MSG_DISABLE_POINTER_LOCATION);
1958                 }
1959             }
1960             // use screen off timeout setting as the timeout for the lockscreen
1961             mLockScreenTimeout = Settings.System.getIntForUser(resolver,
1962                     Settings.System.SCREEN_OFF_TIMEOUT, 0, UserHandle.USER_CURRENT);
1963             String imId = Settings.Secure.getStringForUser(resolver,
1964                     Settings.Secure.DEFAULT_INPUT_METHOD, UserHandle.USER_CURRENT);
1965             boolean hasSoftInput = imId != null && imId.length() > 0;
1966             if (mHasSoftInput != hasSoftInput) {
1967                 mHasSoftInput = hasSoftInput;
1968                 updateRotation = true;
1969             }
1970             if (mImmersiveModeConfirmation != null) {
1971                 mImmersiveModeConfirmation.loadSetting(mCurrentUserId);
1972             }
1973         }
1974         synchronized (mWindowManagerFuncs.getWindowManagerLock()) {
1975             PolicyControl.reloadFromSetting(mContext);
1976         }
1977         if (updateRotation) {
1978             updateRotation(true);
1979         }
1980     }
1981
1982     private void updateWakeGestureListenerLp() {
1983         if (shouldEnableWakeGestureLp()) {
1984             mWakeGestureListener.requestWakeUpTrigger();
1985         } else {
1986             mWakeGestureListener.cancelWakeUpTrigger();
1987         }
1988     }
1989
1990     private boolean shouldEnableWakeGestureLp() {
1991         return mWakeGestureEnabledSetting && !mAwake
1992                 && (!mLidControlsSleep || mLidState != LID_CLOSED)
1993                 && mWakeGestureListener.isSupported();
1994     }
1995
1996     private void enablePointerLocation() {
1997         if (mPointerLocationView == null) {
1998             mPointerLocationView = new PointerLocationView(mContext);
1999             mPointerLocationView.setPrintCoords(false);
2000             WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
2001                     WindowManager.LayoutParams.MATCH_PARENT,
2002                     WindowManager.LayoutParams.MATCH_PARENT);
2003             lp.type = WindowManager.LayoutParams.TYPE_SECURE_SYSTEM_OVERLAY;
2004             lp.flags = WindowManager.LayoutParams.FLAG_FULLSCREEN
2005                     | WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE
2006                     | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
2007                     | WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN;
2008             if (ActivityManager.isHighEndGfx()) {
2009                 lp.flags |= WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
2010                 lp.privateFlags |=
2011                         WindowManager.LayoutParams.PRIVATE_FLAG_FORCE_HARDWARE_ACCELERATED;
2012             }
2013             lp.format = PixelFormat.TRANSLUCENT;
2014             lp.setTitle("PointerLocation");
2015             WindowManager wm = (WindowManager)
2016                     mContext.getSystemService(Context.WINDOW_SERVICE);
2017             lp.inputFeatures |= WindowManager.LayoutParams.INPUT_FEATURE_NO_INPUT_CHANNEL;
2018             wm.addView(mPointerLocationView, lp);
2019             mWindowManagerFuncs.registerPointerEventListener(mPointerLocationView);
2020         }
2021     }
2022
2023     private void disablePointerLocation() {
2024         if (mPointerLocationView != null) {
2025             mWindowManagerFuncs.unregisterPointerEventListener(mPointerLocationView);
2026             WindowManager wm = (WindowManager) mContext.getSystemService(Context.WINDOW_SERVICE);
2027             wm.removeView(mPointerLocationView);
2028             mPointerLocationView = null;
2029         }
2030     }
2031
2032     private int readRotation(int resID) {
2033         try {
2034             int rotation = mContext.getResources().getInteger(resID);
2035             switch (rotation) {
2036                 case 0:
2037                     return Surface.ROTATION_0;
2038                 case 90:
2039                     return Surface.ROTATION_90;
2040                 case 180:
2041                     return Surface.ROTATION_180;
2042                 case 270:
2043                     return Surface.ROTATION_270;
2044             }
2045         } catch (Resources.NotFoundException e) {
2046             // fall through
2047         }
2048         return -1;
2049     }
2050
2051     /** {@inheritDoc} */
2052     @Override
2053     public int checkAddPermission(WindowManager.LayoutParams attrs, int[] outAppOp) {
2054         int type = attrs.type;
2055
2056         outAppOp[0] = AppOpsManager.OP_NONE;
2057
2058         if (!((type >= FIRST_APPLICATION_WINDOW && type <= LAST_APPLICATION_WINDOW)
2059                 || (type >= FIRST_SUB_WINDOW && type <= LAST_SUB_WINDOW)
2060                 || (type >= FIRST_SYSTEM_WINDOW && type <= LAST_SYSTEM_WINDOW))) {
2061             return WindowManagerGlobal.ADD_INVALID_TYPE;
2062         }
2063
2064         if (type < FIRST_SYSTEM_WINDOW || type > LAST_SYSTEM_WINDOW) {
2065             // Window manager will make sure these are okay.
2066             return WindowManagerGlobal.ADD_OKAY;
2067         }
2068         String permission = null;
2069         switch (type) {
2070             case TYPE_TOAST:
2071                 // XXX right now the app process has complete control over
2072                 // this...  should introduce a token to let the system
2073                 // monitor/control what they are doing.
2074                 outAppOp[0] = AppOpsManager.OP_TOAST_WINDOW;
2075                 break;
2076             case TYPE_DREAM:
2077             case TYPE_INPUT_METHOD:
2078             case TYPE_WALLPAPER:
2079             case TYPE_PRIVATE_PRESENTATION:
2080             case TYPE_VOICE_INTERACTION:
2081             case TYPE_ACCESSIBILITY_OVERLAY:
2082             case TYPE_QS_DIALOG:
2083                 // The window manager will check these.
2084                 break;
2085             case TYPE_PHONE:
2086             case TYPE_PRIORITY_PHONE:
2087             case TYPE_SYSTEM_ALERT:
2088             case TYPE_SYSTEM_ERROR:
2089             case TYPE_SYSTEM_OVERLAY:
2090                 permission = android.Manifest.permission.SYSTEM_ALERT_WINDOW;
2091                 outAppOp[0] = AppOpsManager.OP_SYSTEM_ALERT_WINDOW;
2092                 break;
2093             default:
2094                 permission = android.Manifest.permission.INTERNAL_SYSTEM_WINDOW;
2095         }
2096         if (permission != null) {
2097             if (android.Manifest.permission.SYSTEM_ALERT_WINDOW.equals(permission)) {
2098                 final int callingUid = Binder.getCallingUid();
2099                 // system processes will be automatically allowed privilege to draw
2100                 if (callingUid == Process.SYSTEM_UID) {
2101                     return WindowManagerGlobal.ADD_OKAY;
2102                 }
2103
2104                 // check if user has enabled this operation. SecurityException will be thrown if
2105                 // this app has not been allowed by the user
2106                 final int mode = mAppOpsManager.checkOpNoThrow(outAppOp[0], callingUid,
2107                         attrs.packageName);
2108                 switch (mode) {
2109                     case AppOpsManager.MODE_ALLOWED:
2110                     case AppOpsManager.MODE_IGNORED:
2111                         // although we return ADD_OKAY for MODE_IGNORED, the added window will
2112                         // actually be hidden in WindowManagerService
2113                         return WindowManagerGlobal.ADD_OKAY;
2114                     case AppOpsManager.MODE_ERRORED:
2115                         try {
2116                             ApplicationInfo appInfo = mContext.getPackageManager()
2117                                     .getApplicationInfo(attrs.packageName,
2118                                             UserHandle.getUserId(callingUid));
2119                             // Don't crash legacy apps
2120                             if (appInfo.targetSdkVersion < Build.VERSION_CODES.M) {
2121                                 return WindowManagerGlobal.ADD_OKAY;
2122                             }
2123                         } catch (PackageManager.NameNotFoundException e) {
2124                             /* ignore */
2125                         }
2126                         return WindowManagerGlobal.ADD_PERMISSION_DENIED;
2127                     default:
2128                         // in the default mode, we will make a decision here based on
2129                         // checkCallingPermission()
2130                         if (mContext.checkCallingPermission(permission) !=
2131                                 PackageManager.PERMISSION_GRANTED) {
2132                             return WindowManagerGlobal.ADD_PERMISSION_DENIED;
2133                         } else {
2134                             return WindowManagerGlobal.ADD_OKAY;
2135                         }
2136                 }
2137             }
2138
2139             if (mContext.checkCallingOrSelfPermission(permission)
2140                     != PackageManager.PERMISSION_GRANTED) {
2141                 return WindowManagerGlobal.ADD_PERMISSION_DENIED;
2142             }
2143         }
2144         return WindowManagerGlobal.ADD_OKAY;
2145     }
2146
2147     @Override
2148     public boolean checkShowToOwnerOnly(WindowManager.LayoutParams attrs) {
2149
2150         // If this switch statement is modified, modify the comment in the declarations of
2151         // the type in {@link WindowManager.LayoutParams} as well.
2152         switch (attrs.type) {
2153             default:
2154                 // These are the windows that by default are shown only to the user that created
2155                 // them. If this needs to be overridden, set
2156                 // {@link WindowManager.LayoutParams.PRIVATE_FLAG_SHOW_FOR_ALL_USERS} in
2157                 // {@link WindowManager.LayoutParams}. Note that permission
2158                 // {@link android.Manifest.permission.INTERNAL_SYSTEM_WINDOW} is required as well.
2159                 if ((attrs.privateFlags & PRIVATE_FLAG_SHOW_FOR_ALL_USERS) == 0) {
2160                     return true;
2161                 }
2162                 break;
2163
2164             // These are the windows that by default are shown to all users. However, to
2165             // protect against spoofing, check permissions below.
2166             case TYPE_APPLICATION_STARTING:
2167             case TYPE_BOOT_PROGRESS:
2168             case TYPE_DISPLAY_OVERLAY:
2169             case TYPE_INPUT_CONSUMER:
2170             case TYPE_KEYGUARD_SCRIM:
2171             case TYPE_KEYGUARD_DIALOG:
2172             case TYPE_MAGNIFICATION_OVERLAY:
2173             case TYPE_NAVIGATION_BAR:
2174             case TYPE_NAVIGATION_BAR_PANEL:
2175             case TYPE_PHONE:
2176             case TYPE_POINTER:
2177             case TYPE_PRIORITY_PHONE:
2178             case TYPE_SEARCH_BAR:
2179             case TYPE_STATUS_BAR:
2180             case TYPE_STATUS_BAR_PANEL:
2181             case TYPE_STATUS_BAR_SUB_PANEL:
2182             case TYPE_SYSTEM_DIALOG:
2183             case TYPE_VOLUME_OVERLAY:
2184             case TYPE_PRIVATE_PRESENTATION:
2185             case TYPE_DOCK_DIVIDER:
2186                 break;
2187         }
2188
2189         // Check if third party app has set window to system window type.
2190         return mContext.checkCallingOrSelfPermission(
2191                 android.Manifest.permission.INTERNAL_SYSTEM_WINDOW)
2192                         != PackageManager.PERMISSION_GRANTED;
2193     }
2194
2195     @Override
2196     public void adjustWindowParamsLw(WindowManager.LayoutParams attrs) {
2197         switch (attrs.type) {
2198             case TYPE_SYSTEM_OVERLAY:
2199             case TYPE_SECURE_SYSTEM_OVERLAY:
2200                 // These types of windows can't receive input events.
2201                 attrs.flags |= WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
2202                         | WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE;
2203                 attrs.flags &= ~WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH;
2204                 break;
2205             case TYPE_STATUS_BAR:
2206
2207                 // If the Keyguard is in a hidden state (occluded by another window), we force to
2208                 // remove the wallpaper and keyguard flag so that any change in-flight after setting
2209                 // the keyguard as occluded wouldn't set these flags again.
2210                 // See {@link #processKeyguardSetHiddenResultLw}.
2211                 if (mKeyguardHidden) {
2212                     attrs.flags &= ~WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER;
2213                     attrs.privateFlags &= ~WindowManager.LayoutParams.PRIVATE_FLAG_KEYGUARD;
2214                 }
2215                 break;
2216         }
2217
2218         if (attrs.type != TYPE_STATUS_BAR) {
2219             // The status bar is the only window allowed to exhibit keyguard behavior.
2220             attrs.privateFlags &= ~WindowManager.LayoutParams.PRIVATE_FLAG_KEYGUARD;
2221         }
2222
2223         if (ActivityManager.isHighEndGfx()) {
2224             if ((attrs.flags & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0) {
2225                 attrs.subtreeSystemUiVisibility |= View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION;
2226             }
2227             final boolean forceWindowDrawsStatusBarBackground =
2228                     (attrs.privateFlags & PRIVATE_FLAG_FORCE_DRAW_STATUS_BAR_BACKGROUND)
2229                             != 0;
2230             if ((attrs.flags & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0
2231                     || forceWindowDrawsStatusBarBackground
2232                             && attrs.height == MATCH_PARENT && attrs.width == MATCH_PARENT) {
2233                 attrs.subtreeSystemUiVisibility |= View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN;
2234             }
2235         }
2236     }
2237
2238     void readLidState() {
2239         mLidState = mWindowManagerFuncs.getLidState();
2240     }
2241
2242     private void readCameraLensCoverState() {
2243         mCameraLensCoverState = mWindowManagerFuncs.getCameraLensCoverState();
2244     }
2245
2246     private boolean isHidden(int accessibilityMode) {
2247         switch (accessibilityMode) {
2248             case 1:
2249                 return mLidState == LID_CLOSED;
2250             case 2:
2251                 return mLidState == LID_OPEN;
2252             default:
2253                 return false;
2254         }
2255     }
2256
2257     /** {@inheritDoc} */
2258     @Override
2259     public void adjustConfigurationLw(Configuration config, int keyboardPresence,
2260             int navigationPresence) {
2261         mHaveBuiltInKeyboard = (keyboardPresence & PRESENCE_INTERNAL) != 0;
2262
2263         readConfigurationDependentBehaviors();
2264         readLidState();
2265
2266         if (config.keyboard == Configuration.KEYBOARD_NOKEYS
2267                 || (keyboardPresence == PRESENCE_INTERNAL
2268                         && isHidden(mLidKeyboardAccessibility))) {
2269             config.hardKeyboardHidden = Configuration.HARDKEYBOARDHIDDEN_YES;
2270             if (!mHasSoftInput) {
2271                 config.keyboardHidden = Configuration.KEYBOARDHIDDEN_YES;
2272             }
2273         }
2274
2275         if (config.navigation == Configuration.NAVIGATION_NONAV
2276                 || (navigationPresence == PRESENCE_INTERNAL
2277                         && isHidden(mLidNavigationAccessibility))) {
2278             config.navigationHidden = Configuration.NAVIGATIONHIDDEN_YES;
2279         }
2280     }
2281
2282     @Override
2283     public void onConfigurationChanged() {
2284         final Resources res = mContext.getResources();
2285
2286         mStatusBarHeight =
2287                 res.getDimensionPixelSize(com.android.internal.R.dimen.status_bar_height);
2288
2289         // Height of the navigation bar when presented horizontally at bottom
2290         mNavigationBarHeightForRotationDefault[mPortraitRotation] =
2291         mNavigationBarHeightForRotationDefault[mUpsideDownRotation] =
2292                 res.getDimensionPixelSize(com.android.internal.R.dimen.navigation_bar_height);
2293         mNavigationBarHeightForRotationDefault[mLandscapeRotation] =
2294         mNavigationBarHeightForRotationDefault[mSeascapeRotation] = res.getDimensionPixelSize(
2295                 com.android.internal.R.dimen.navigation_bar_height_landscape);
2296
2297         // Width of the navigation bar when presented vertically along one side
2298         mNavigationBarWidthForRotationDefault[mPortraitRotation] =
2299         mNavigationBarWidthForRotationDefault[mUpsideDownRotation] =
2300         mNavigationBarWidthForRotationDefault[mLandscapeRotation] =
2301         mNavigationBarWidthForRotationDefault[mSeascapeRotation] =
2302                 res.getDimensionPixelSize(com.android.internal.R.dimen.navigation_bar_width);
2303
2304         // Height of the navigation bar when presented horizontally at bottom
2305         mNavigationBarHeightForRotationInCarMode[mPortraitRotation] =
2306         mNavigationBarHeightForRotationInCarMode[mUpsideDownRotation] =
2307                 res.getDimensionPixelSize(
2308                         com.android.internal.R.dimen.navigation_bar_height_car_mode);
2309         mNavigationBarHeightForRotationInCarMode[mLandscapeRotation] =
2310         mNavigationBarHeightForRotationInCarMode[mSeascapeRotation] = res.getDimensionPixelSize(
2311                 com.android.internal.R.dimen.navigation_bar_height_landscape_car_mode);
2312
2313         // Width of the navigation bar when presented vertically along one side
2314         mNavigationBarWidthForRotationInCarMode[mPortraitRotation] =
2315         mNavigationBarWidthForRotationInCarMode[mUpsideDownRotation] =
2316         mNavigationBarWidthForRotationInCarMode[mLandscapeRotation] =
2317         mNavigationBarWidthForRotationInCarMode[mSeascapeRotation] =
2318                 res.getDimensionPixelSize(
2319                         com.android.internal.R.dimen.navigation_bar_width_car_mode);
2320     }
2321
2322     /** {@inheritDoc} */
2323     @Override
2324     public int windowTypeToLayerLw(int type) {
2325         if (type >= FIRST_APPLICATION_WINDOW && type <= LAST_APPLICATION_WINDOW) {
2326             return 2;
2327         }
2328         switch (type) {
2329         case TYPE_PRIVATE_PRESENTATION:
2330             return 2;
2331         case TYPE_WALLPAPER:
2332             // wallpaper is at the bottom, though the window manager may move it.
2333             return 2;
2334         case TYPE_DOCK_DIVIDER:
2335             return 2;
2336         case TYPE_QS_DIALOG:
2337             return 2;
2338         case TYPE_PHONE:
2339             return 3;
2340         case TYPE_SEARCH_BAR:
2341         case TYPE_VOICE_INTERACTION_STARTING:
2342             return 4;
2343         case TYPE_VOICE_INTERACTION:
2344             // voice interaction layer is almost immediately above apps.
2345             return 5;
2346         case TYPE_INPUT_CONSUMER:
2347             return 6;
2348         case TYPE_SYSTEM_DIALOG:
2349             return 7;
2350         case TYPE_TOAST:
2351             // toasts and the plugged-in battery thing
2352             return 8;
2353         case TYPE_PRIORITY_PHONE:
2354             // SIM errors and unlock.  Not sure if this really should be in a high layer.
2355             return 9;
2356         case TYPE_DREAM:
2357             // used for Dreams (screensavers with TYPE_DREAM windows)
2358             return 10;
2359         case TYPE_SYSTEM_ALERT:
2360             // like the ANR / app crashed dialogs
2361             return 11;
2362         case TYPE_INPUT_METHOD:
2363             // on-screen keyboards and other such input method user interfaces go here.
2364             return 12;
2365         case TYPE_INPUT_METHOD_DIALOG:
2366             // on-screen keyboards and other such input method user interfaces go here.
2367             return 13;
2368         case TYPE_KEYGUARD_SCRIM:
2369             // the safety window that shows behind keyguard while keyguard is starting
2370             return 14;
2371         case TYPE_STATUS_BAR_SUB_PANEL:
2372             return 15;
2373         case TYPE_STATUS_BAR:
2374             return 16;
2375         case TYPE_STATUS_BAR_PANEL:
2376             return 17;
2377         case TYPE_KEYGUARD_DIALOG:
2378             return 18;
2379         case TYPE_VOLUME_OVERLAY:
2380             // the on-screen volume indicator and controller shown when the user
2381             // changes the device volume
2382             return 19;
2383         case TYPE_SYSTEM_OVERLAY:
2384             // the on-screen volume indicator and controller shown when the user
2385             // changes the device volume
2386             return 20;
2387         case TYPE_NAVIGATION_BAR:
2388             // the navigation bar, if available, shows atop most things
2389             return 21;
2390         case TYPE_NAVIGATION_BAR_PANEL:
2391             // some panels (e.g. search) need to show on top of the navigation bar
2392             return 22;
2393         case TYPE_SCREENSHOT:
2394             // screenshot selection layer shouldn't go above system error, but it should cover
2395             // navigation bars at the very least.
2396             return 23;
2397         case TYPE_SYSTEM_ERROR:
2398             // system-level error dialogs
2399             return 24;
2400         case TYPE_MAGNIFICATION_OVERLAY:
2401             // used to highlight the magnified portion of a display
2402             return 25;
2403         case TYPE_DISPLAY_OVERLAY:
2404             // used to simulate secondary display devices
2405             return 26;
2406         case TYPE_DRAG:
2407             // the drag layer: input for drag-and-drop is associated with this window,
2408             // which sits above all other focusable windows
2409             return 27;
2410         case TYPE_ACCESSIBILITY_OVERLAY:
2411             // overlay put by accessibility services to intercept user interaction
2412             return 28;
2413         case TYPE_SECURE_SYSTEM_OVERLAY:
2414             return 29;
2415         case TYPE_BOOT_PROGRESS:
2416             return 30;
2417         case TYPE_POINTER:
2418             // the (mouse) pointer layer
2419             return 31;
2420         }
2421         Log.e(TAG, "Unknown window type: " + type);
2422         return 2;
2423     }
2424
2425     /** {@inheritDoc} */
2426     @Override
2427     public int subWindowTypeToLayerLw(int type) {
2428         switch (type) {
2429         case TYPE_APPLICATION_PANEL:
2430         case TYPE_APPLICATION_ATTACHED_DIALOG:
2431             return APPLICATION_PANEL_SUBLAYER;
2432         case TYPE_APPLICATION_MEDIA:
2433             return APPLICATION_MEDIA_SUBLAYER;
2434         case TYPE_APPLICATION_MEDIA_OVERLAY:
2435             return APPLICATION_MEDIA_OVERLAY_SUBLAYER;
2436         case TYPE_APPLICATION_SUB_PANEL:
2437             return APPLICATION_SUB_PANEL_SUBLAYER;
2438         case TYPE_APPLICATION_ABOVE_SUB_PANEL:
2439             return APPLICATION_ABOVE_SUB_PANEL_SUBLAYER;
2440         }
2441         Log.e(TAG, "Unknown sub-window type: " + type);
2442         return 0;
2443     }
2444
2445     @Override
2446     public int getMaxWallpaperLayer() {
2447         return windowTypeToLayerLw(TYPE_STATUS_BAR);
2448     }
2449
2450     private int getNavigationBarWidth(int rotation, int uiMode) {
2451         if ((uiMode & UI_MODE_TYPE_MASK) == UI_MODE_TYPE_CAR) {
2452             return mNavigationBarWidthForRotationInCarMode[rotation];
2453         } else {
2454             return mNavigationBarWidthForRotationDefault[rotation];
2455         }
2456     }
2457
2458     @Override
2459     public int getNonDecorDisplayWidth(int fullWidth, int fullHeight, int rotation,
2460             int uiMode) {
2461         if (mHasNavigationBar) {
2462             // For a basic navigation bar, when we are in landscape mode we place
2463             // the navigation bar to the side.
2464             if (mNavigationBarCanMove && fullWidth > fullHeight) {
2465                 return fullWidth - getNavigationBarWidth(rotation, uiMode);
2466             }
2467         }
2468         return fullWidth;
2469     }
2470
2471     private int getNavigationBarHeight(int rotation, int uiMode) {
2472         if ((uiMode & UI_MODE_TYPE_MASK) == UI_MODE_TYPE_CAR) {
2473             return mNavigationBarHeightForRotationInCarMode[rotation];
2474         } else {
2475             return mNavigationBarHeightForRotationDefault[rotation];
2476         }
2477     }
2478
2479     @Override
2480     public int getNonDecorDisplayHeight(int fullWidth, int fullHeight, int rotation,
2481             int uiMode) {
2482         if (mHasNavigationBar) {
2483             // For a basic navigation bar, when we are in portrait mode we place
2484             // the navigation bar to the bottom.
2485             if (!mNavigationBarCanMove || fullWidth < fullHeight) {
2486                 return fullHeight - getNavigationBarHeight(rotation, uiMode);
2487             }
2488         }
2489         return fullHeight;
2490     }
2491
2492     @Override
2493     public int getConfigDisplayWidth(int fullWidth, int fullHeight, int rotation, int uiMode) {
2494         return getNonDecorDisplayWidth(fullWidth, fullHeight, rotation, uiMode);
2495     }
2496
2497     @Override
2498     public int getConfigDisplayHeight(int fullWidth, int fullHeight, int rotation, int uiMode) {
2499         // There is a separate status bar at the top of the display.  We don't count that as part
2500         // of the fixed decor, since it can hide; however, for purposes of configurations,
2501         // we do want to exclude it since applications can't generally use that part
2502         // of the screen.
2503         return getNonDecorDisplayHeight(
2504                 fullWidth, fullHeight, rotation, uiMode) - mStatusBarHeight;
2505     }
2506
2507     @Override
2508     public boolean isForceHiding(WindowManager.LayoutParams attrs) {
2509         return (attrs.privateFlags & PRIVATE_FLAG_KEYGUARD) != 0 ||
2510                 (isKeyguardHostWindow(attrs) &&
2511                         (mKeyguardDelegate != null && mKeyguardDelegate.isShowing())) ||
2512                 (attrs.type == TYPE_KEYGUARD_SCRIM);
2513     }
2514
2515     @Override
2516     public boolean isKeyguardHostWindow(WindowManager.LayoutParams attrs) {
2517         return attrs.type == TYPE_STATUS_BAR;
2518     }
2519
2520     @Override
2521     public boolean canBeForceHidden(WindowState win, WindowManager.LayoutParams attrs) {
2522         switch (attrs.type) {
2523             case TYPE_STATUS_BAR:
2524             case TYPE_NAVIGATION_BAR:
2525             case TYPE_WALLPAPER:
2526             case TYPE_DREAM:
2527             case TYPE_KEYGUARD_SCRIM:
2528                 return false;
2529             default:
2530                 // Hide only windows below the keyguard host window.
2531                 return windowTypeToLayerLw(win.getBaseType())
2532                         < windowTypeToLayerLw(TYPE_STATUS_BAR);
2533         }
2534     }
2535
2536     @Override
2537     public WindowState getWinShowWhenLockedLw() {
2538         return mWinShowWhenLocked;
2539     }
2540
2541     /** {@inheritDoc} */
2542     @Override
2543     public View addStartingWindow(IBinder appToken, String packageName, int theme,
2544             CompatibilityInfo compatInfo, CharSequence nonLocalizedLabel, int labelRes,
2545             int icon, int logo, int windowFlags, Configuration overrideConfig) {
2546         if (!SHOW_STARTING_ANIMATIONS) {
2547             return null;
2548         }
2549         if (packageName == null) {
2550             return null;
2551         }
2552
2553         WindowManager wm = null;
2554         View view = null;
2555
2556         try {
2557             Context context = mContext;
2558             if (DEBUG_STARTING_WINDOW) Slog.d(TAG, "addStartingWindow " + packageName
2559                     + ": nonLocalizedLabel=" + nonLocalizedLabel + " theme="
2560                     + Integer.toHexString(theme));
2561             if (theme != context.getThemeResId() || labelRes != 0) {
2562                 try {
2563                     context = context.createPackageContext(packageName, 0);
2564                     context.setTheme(theme);
2565                 } catch (PackageManager.NameNotFoundException e) {
2566                     // Ignore
2567                 }
2568             }
2569
2570             if (overrideConfig != null && overrideConfig != EMPTY) {
2571                 if (DEBUG_STARTING_WINDOW) Slog.d(TAG, "addStartingWindow: creating context based"
2572                         + " on overrideConfig" + overrideConfig + " for starting window");
2573                 final Context overrideContext = context.createConfigurationContext(overrideConfig);
2574                 overrideContext.setTheme(theme);
2575                 final TypedArray typedArray = overrideContext.obtainStyledAttributes(
2576                         com.android.internal.R.styleable.Window);
2577                 final int resId = typedArray.getResourceId(R.styleable.Window_windowBackground, 0);
2578                 if (resId != 0 && overrideContext.getDrawable(resId) != null) {
2579                     // We want to use the windowBackground for the override context if it is
2580                     // available, otherwise we use the default one to make sure a themed starting
2581                     // window is displayed for the app.
2582                     if (DEBUG_STARTING_WINDOW) Slog.d(TAG, "addStartingWindow: apply overrideConfig"
2583                             + overrideConfig + " to starting window resId=" + resId);
2584                     context = overrideContext;
2585                 }
2586             }
2587
2588             final PhoneWindow win = new PhoneWindow(context);
2589             win.setIsStartingWindow(true);
2590
2591             CharSequence label = context.getResources().getText(labelRes, null);
2592             // Only change the accessibility title if the label is localized
2593             if (label != null) {
2594                 win.setTitle(label, true);
2595             } else {
2596                 win.setTitle(nonLocalizedLabel, false);
2597             }
2598
2599             win.setType(
2600                 WindowManager.LayoutParams.TYPE_APPLICATION_STARTING);
2601
2602             synchronized (mWindowManagerFuncs.getWindowManagerLock()) {
2603                 // Assumes it's safe to show starting windows of launched apps while
2604                 // the keyguard is being hidden. This is okay because starting windows never show
2605                 // secret information.
2606                 if (mKeyguardHidden) {
2607                     windowFlags |= FLAG_SHOW_WHEN_LOCKED;
2608                 }
2609             }
2610
2611             // Force the window flags: this is a fake window, so it is not really
2612             // touchable or focusable by the user.  We also add in the ALT_FOCUSABLE_IM
2613             // flag because we do know that the next window will take input
2614             // focus, so we want to get the IME window up on top of us right away.
2615             win.setFlags(
2616                 windowFlags|
2617                 WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE|
2618                 WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE|
2619                 WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM,
2620                 windowFlags|
2621                 WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE|
2622                 WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE|
2623                 WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM);
2624
2625             win.setDefaultIcon(icon);
2626             win.setDefaultLogo(logo);
2627
2628             win.setLayout(WindowManager.LayoutParams.MATCH_PARENT,
2629                     WindowManager.LayoutParams.MATCH_PARENT);
2630
2631             final WindowManager.LayoutParams params = win.getAttributes();
2632             params.token = appToken;
2633             params.packageName = packageName;
2634             params.windowAnimations = win.getWindowStyle().getResourceId(
2635                     com.android.internal.R.styleable.Window_windowAnimationStyle, 0);
2636             params.privateFlags |=
2637                     WindowManager.LayoutParams.PRIVATE_FLAG_FAKE_HARDWARE_ACCELERATED;
2638             params.privateFlags |= WindowManager.LayoutParams.PRIVATE_FLAG_SHOW_FOR_ALL_USERS;
2639
2640             if (!compatInfo.supportsScreen()) {
2641                 params.privateFlags |= WindowManager.LayoutParams.PRIVATE_FLAG_COMPATIBLE_WINDOW;
2642             }
2643
2644             params.setTitle("Starting " + packageName);
2645
2646             wm = (WindowManager)context.getSystemService(Context.WINDOW_SERVICE);
2647             view = win.getDecorView();
2648
2649             if (DEBUG_STARTING_WINDOW) Slog.d(TAG, "Adding starting window for "
2650                 + packageName + " / " + appToken + ": " + (view.getParent() != null ? view : null));
2651
2652             wm.addView(view, params);
2653
2654             // Only return the view if it was successfully added to the
2655             // window manager... which we can tell by it having a parent.
2656             return view.getParent() != null ? view : null;
2657         } catch (WindowManager.BadTokenException e) {
2658             // ignore
2659             Log.w(TAG, appToken + " already running, starting window not displayed. " +
2660                     e.getMessage());
2661         } catch (RuntimeException e) {
2662             // don't crash if something else bad happens, for example a
2663             // failure loading resources because we are loading from an app
2664             // on external storage that has been unmounted.
2665             Log.w(TAG, appToken + " failed creating starting window", e);
2666         } finally {
2667             if (view != null && view.getParent() == null) {
2668                 Log.w(TAG, "view not successfully added to wm, removing view");
2669                 wm.removeViewImmediate(view);
2670             }
2671         }
2672
2673         return null;
2674     }
2675
2676     /** {@inheritDoc} */
2677     @Override
2678     public void removeStartingWindow(IBinder appToken, View window) {
2679         if (DEBUG_STARTING_WINDOW) Slog.v(TAG, "Removing starting window for " + appToken + ": "
2680                 + window + " Callers=" + Debug.getCallers(4));
2681
2682         if (window != null) {
2683             WindowManager wm = (WindowManager)mContext.getSystemService(Context.WINDOW_SERVICE);
2684             wm.removeView(window);
2685         }
2686     }
2687
2688     /**
2689      * Preflight adding a window to the system.
2690      *
2691      * Currently enforces that three window types are singletons:
2692      * <ul>
2693      * <li>STATUS_BAR_TYPE</li>
2694      * <li>KEYGUARD_TYPE</li>
2695      * </ul>
2696      *
2697      * @param win The window to be added
2698      * @param attrs Information about the window to be added
2699      *
2700      * @return If ok, WindowManagerImpl.ADD_OKAY.  If too many singletons,
2701      * WindowManagerImpl.ADD_MULTIPLE_SINGLETON
2702      */
2703     @Override
2704     public int prepareAddWindowLw(WindowState win, WindowManager.LayoutParams attrs) {
2705         switch (attrs.type) {
2706             case TYPE_STATUS_BAR:
2707                 mContext.enforceCallingOrSelfPermission(
2708                         android.Manifest.permission.STATUS_BAR_SERVICE,
2709                         "PhoneWindowManager");
2710                 if (mStatusBar != null) {
2711                     if (mStatusBar.isAlive()) {
2712                         return WindowManagerGlobal.ADD_MULTIPLE_SINGLETON;
2713                     }
2714                 }
2715                 mStatusBar = win;
2716                 mStatusBarController.setWindow(win);
2717                 break;
2718             case TYPE_NAVIGATION_BAR:
2719                 mContext.enforceCallingOrSelfPermission(
2720                         android.Manifest.permission.STATUS_BAR_SERVICE,
2721                         "PhoneWindowManager");
2722                 if (mNavigationBar != null) {
2723                     if (mNavigationBar.isAlive()) {
2724                         return WindowManagerGlobal.ADD_MULTIPLE_SINGLETON;
2725                     }
2726                 }
2727                 mNavigationBar = win;
2728                 mNavigationBarController.setWindow(win);
2729                 if (DEBUG_LAYOUT) Slog.i(TAG, "NAVIGATION BAR: " + mNavigationBar);
2730                 break;
2731             case TYPE_NAVIGATION_BAR_PANEL:
2732             case TYPE_STATUS_BAR_PANEL:
2733             case TYPE_STATUS_BAR_SUB_PANEL:
2734             case TYPE_VOICE_INTERACTION_STARTING:
2735                 mContext.enforceCallingOrSelfPermission(
2736                         android.Manifest.permission.STATUS_BAR_SERVICE,
2737                         "PhoneWindowManager");
2738                 break;
2739             case TYPE_KEYGUARD_SCRIM:
2740                 if (mKeyguardScrim != null) {
2741                     return WindowManagerGlobal.ADD_MULTIPLE_SINGLETON;
2742                 }
2743                 mKeyguardScrim = win;
2744                 break;
2745         }
2746         return WindowManagerGlobal.ADD_OKAY;
2747     }
2748
2749     /** {@inheritDoc} */
2750     @Override
2751     public void removeWindowLw(WindowState win) {
2752         if (mStatusBar == win) {
2753             mStatusBar = null;
2754             mStatusBarController.setWindow(null);
2755             mKeyguardDelegate.showScrim();
2756         } else if (mKeyguardScrim == win) {
2757             Log.v(TAG, "Removing keyguard scrim");
2758             mKeyguardScrim = null;
2759         } if (mNavigationBar == win) {
2760             mNavigationBar = null;
2761             mNavigationBarController.setWindow(null);
2762         }
2763     }
2764
2765     static final boolean PRINT_ANIM = false;
2766
2767     /** {@inheritDoc} */
2768     @Override
2769     public int selectAnimationLw(WindowState win, int transit) {
2770         if (PRINT_ANIM) Log.i(TAG, "selectAnimation in " + win
2771               + ": transit=" + transit);
2772         if (win == mStatusBar) {
2773             boolean isKeyguard = (win.getAttrs().privateFlags & PRIVATE_FLAG_KEYGUARD) != 0;
2774             if (transit == TRANSIT_EXIT
2775                     || transit == TRANSIT_HIDE) {
2776                 return isKeyguard ? -1 : R.anim.dock_top_exit;
2777             } else if (transit == TRANSIT_ENTER
2778                     || transit == TRANSIT_SHOW) {
2779                 return isKeyguard ? -1 : R.anim.dock_top_enter;
2780             }
2781         } else if (win == mNavigationBar) {
2782             if (win.getAttrs().windowAnimations != 0) {
2783                 return 0;
2784             }
2785             // This can be on either the bottom or the right.
2786             if (mNavigationBarOnBottom) {
2787                 if (transit == TRANSIT_EXIT
2788                         || transit == TRANSIT_HIDE) {
2789                     return R.anim.dock_bottom_exit;
2790                 } else if (transit == TRANSIT_ENTER
2791                         || transit == TRANSIT_SHOW) {
2792                     return R.anim.dock_bottom_enter;
2793                 }
2794             } else {
2795                 if (transit == TRANSIT_EXIT
2796                         || transit == TRANSIT_HIDE) {
2797                     return R.anim.dock_right_exit;
2798                 } else if (transit == TRANSIT_ENTER
2799                         || transit == TRANSIT_SHOW) {
2800                     return R.anim.dock_right_enter;
2801                 }
2802             }
2803         } else if (win.getAttrs().type == TYPE_DOCK_DIVIDER) {
2804             return selectDockedDividerAnimationLw(win, transit);
2805         }
2806
2807         if (transit == TRANSIT_PREVIEW_DONE) {
2808             if (win.hasAppShownWindows()) {
2809                 if (PRINT_ANIM) Log.i(TAG, "**** STARTING EXIT");
2810                 return com.android.internal.R.anim.app_starting_exit;
2811             }
2812         } else if (win.getAttrs().type == TYPE_DREAM && mDreamingLockscreen
2813                 && transit == TRANSIT_ENTER) {
2814             // Special case: we are animating in a dream, while the keyguard
2815             // is shown.  We don't want an animation on the dream, because
2816             // we need it shown immediately with the keyguard animating away
2817             // to reveal it.
2818             return -1;
2819         }
2820
2821         return 0;
2822     }
2823
2824     private int selectDockedDividerAnimationLw(WindowState win, int transit) {
2825         int insets = mWindowManagerFuncs.getDockedDividerInsetsLw();
2826
2827         // If the divider is behind the navigation bar, don't animate.
2828         final Rect frame = win.getFrameLw();
2829         final boolean behindNavBar = mNavigationBar != null
2830                 && ((mNavigationBarOnBottom
2831                         && frame.top + insets >= mNavigationBar.getFrameLw().top)
2832                 || (!mNavigationBarOnBottom
2833                         && frame.left + insets >= mNavigationBar.getFrameLw().left));
2834         final boolean landscape = frame.height() > frame.width();
2835         final boolean offscreenLandscape = landscape && (frame.right - insets <= 0
2836                 || frame.left + insets >= win.getDisplayFrameLw().right);
2837         final boolean offscreenPortrait = !landscape && (frame.top - insets <= 0
2838                 || frame.bottom + insets >= win.getDisplayFrameLw().bottom);
2839         final boolean offscreen = offscreenLandscape || offscreenPortrait;
2840         if (behindNavBar || offscreen) {
2841             return 0;
2842         }
2843         if (transit == TRANSIT_ENTER || transit == TRANSIT_SHOW) {
2844             return R.anim.fade_in;
2845         } else if (transit == TRANSIT_EXIT) {
2846             return R.anim.fade_out;
2847         } else {
2848             return 0;
2849         }
2850     }
2851
2852     @Override
2853     public void selectRotationAnimationLw(int anim[]) {
2854         if (PRINT_ANIM) Slog.i(TAG, "selectRotationAnimation mTopFullscreen="
2855                 + mTopFullscreenOpaqueWindowState + " rotationAnimation="
2856                 + (mTopFullscreenOpaqueWindowState == null ?
2857                         "0" : mTopFullscreenOpaqueWindowState.getAttrs().rotationAnimation));
2858         if (mTopFullscreenOpaqueWindowState != null && mTopIsFullscreen) {
2859             switch (mTopFullscreenOpaqueWindowState.getAttrs().rotationAnimation) {
2860                 case ROTATION_ANIMATION_CROSSFADE:
2861                     anim[0] = R.anim.rotation_animation_xfade_exit;
2862                     anim[1] = R.anim.rotation_animation_enter;
2863                     break;
2864                 case ROTATION_ANIMATION_JUMPCUT:
2865                     anim[0] = R.anim.rotation_animation_jump_exit;
2866                     anim[1] = R.anim.rotation_animation_enter;
2867                     break;
2868                 case ROTATION_ANIMATION_ROTATE:
2869                 default:
2870                     anim[0] = anim[1] = 0;
2871                     break;
2872             }
2873         } else {
2874             anim[0] = anim[1] = 0;
2875         }
2876     }
2877
2878     @Override
2879     public boolean validateRotationAnimationLw(int exitAnimId, int enterAnimId,
2880             boolean forceDefault) {
2881         switch (exitAnimId) {
2882             case R.anim.rotation_animation_xfade_exit:
2883             case R.anim.rotation_animation_jump_exit:
2884                 // These are the only cases that matter.
2885                 if (forceDefault) {
2886                     return false;
2887                 }
2888                 int anim[] = new int[2];
2889                 selectRotationAnimationLw(anim);
2890                 return (exitAnimId == anim[0] && enterAnimId == anim[1]);
2891             default:
2892                 return true;
2893         }
2894     }
2895
2896     @Override
2897     public Animation createForceHideEnterAnimation(boolean onWallpaper,
2898             boolean goingToNotificationShade) {
2899         if (goingToNotificationShade) {
2900             return AnimationUtils.loadAnimation(mContext, R.anim.lock_screen_behind_enter_fade_in);
2901         }
2902
2903         AnimationSet set = (AnimationSet) AnimationUtils.loadAnimation(mContext, onWallpaper ?
2904                     R.anim.lock_screen_behind_enter_wallpaper :
2905                     R.anim.lock_screen_behind_enter);
2906
2907         // TODO: Use XML interpolators when we have log interpolators available in XML.
2908         final List<Animation> animations = set.getAnimations();
2909         for (int i = animations.size() - 1; i >= 0; --i) {
2910             animations.get(i).setInterpolator(mLogDecelerateInterpolator);
2911         }
2912
2913         return set;
2914     }
2915
2916
2917     @Override
2918     public Animation createForceHideWallpaperExitAnimation(boolean goingToNotificationShade) {
2919         if (goingToNotificationShade) {
2920             return null;
2921         } else {
2922             return AnimationUtils.loadAnimation(mContext, R.anim.lock_screen_wallpaper_exit);
2923         }
2924     }
2925
2926     private static void awakenDreams() {
2927         IDreamManager dreamManager = getDreamManager();
2928         if (dreamManager != null) {
2929             try {
2930                 dreamManager.awaken();
2931             } catch (RemoteException e) {
2932                 // fine, stay asleep then
2933             }
2934         }
2935     }
2936
2937     static IDreamManager getDreamManager() {
2938         return IDreamManager.Stub.asInterface(
2939                 ServiceManager.checkService(DreamService.DREAM_SERVICE));
2940     }
2941
2942     TelecomManager getTelecommService() {
2943         return (TelecomManager) mContext.getSystemService(Context.TELECOM_SERVICE);
2944     }
2945
2946     static IAudioService getAudioService() {
2947         IAudioService audioService = IAudioService.Stub.asInterface(
2948                 ServiceManager.checkService(Context.AUDIO_SERVICE));
2949         if (audioService == null) {
2950             Log.w(TAG, "Unable to find IAudioService interface.");
2951         }
2952         return audioService;
2953     }
2954
2955     boolean keyguardOn() {
2956         return isKeyguardShowingAndNotOccluded() || inKeyguardRestrictedKeyInputMode();
2957     }
2958
2959     private static final int[] WINDOW_TYPES_WHERE_HOME_DOESNT_WORK = {
2960             WindowManager.LayoutParams.TYPE_SYSTEM_ALERT,
2961             WindowManager.LayoutParams.TYPE_SYSTEM_ERROR,
2962         };
2963
2964     /** {@inheritDoc} */
2965     @Override
2966     public long interceptKeyBeforeDispatching(WindowState win, KeyEvent event, int policyFlags) {
2967         final boolean keyguardOn = keyguardOn();
2968         final int keyCode = event.getKeyCode();
2969         final int repeatCount = event.getRepeatCount();
2970         final int metaState = event.getMetaState();
2971         final int flags = event.getFlags();
2972         final boolean down = event.getAction() == KeyEvent.ACTION_DOWN;
2973         final boolean canceled = event.isCanceled();
2974
2975         if (DEBUG_INPUT) {
2976             Log.d(TAG, "interceptKeyTi keyCode=" + keyCode + " down=" + down + " repeatCount="
2977                     + repeatCount + " keyguardOn=" + keyguardOn + " mHomePressed=" + mHomePressed
2978                     + " canceled=" + canceled);
2979         }
2980
2981         // If we think we might have a volume down & power key chord on the way
2982         // but we're not sure, then tell the dispatcher to wait a little while and
2983         // try again later before dispatching.
2984         if (mScreenshotChordEnabled && (flags & KeyEvent.FLAG_FALLBACK) == 0) {
2985             if (mScreenshotChordVolumeDownKeyTriggered && !mScreenshotChordPowerKeyTriggered) {
2986                 final long now = SystemClock.uptimeMillis();
2987                 final long timeoutTime = mScreenshotChordVolumeDownKeyTime
2988                         + SCREENSHOT_CHORD_DEBOUNCE_DELAY_MILLIS;
2989                 if (now < timeoutTime) {
2990                     return timeoutTime - now;
2991                 }
2992             }
2993             if (keyCode == KeyEvent.KEYCODE_VOLUME_DOWN
2994                     && mScreenshotChordVolumeDownKeyConsumed) {
2995                 if (!down) {
2996                     mScreenshotChordVolumeDownKeyConsumed = false;
2997                 }
2998                 return -1;
2999             }
3000         }
3001
3002         // Cancel any pending meta actions if we see any other keys being pressed between the down
3003         // of the meta key and its corresponding up.
3004         if (mPendingMetaAction && !KeyEvent.isMetaKey(keyCode)) {
3005             mPendingMetaAction = false;
3006         }
3007         // Any key that is not Alt or Meta cancels Caps Lock combo tracking.
3008         if (mPendingCapsLockToggle && !KeyEvent.isMetaKey(keyCode) && !KeyEvent.isAltKey(keyCode)) {
3009             mPendingCapsLockToggle = false;
3010         }
3011
3012         // First we always handle the home key here, so applications
3013         // can never break it, although if keyguard is on, we do let
3014         // it handle it, because that gives us the correct 5 second
3015         // timeout.
3016         if (keyCode == KeyEvent.KEYCODE_HOME) {
3017
3018             // If we have released the home key, and didn't do anything else
3019             // while it was pressed, then it is time to go home!
3020             if (!down) {
3021                 cancelPreloadRecentApps();
3022
3023                 mHomePressed = false;
3024                 if (mHomeConsumed) {
3025                     mHomeConsumed = false;
3026                     return -1;
3027                 }
3028
3029                 if (canceled) {
3030                     Log.i(TAG, "Ignoring HOME; event canceled.");
3031                     return -1;
3032                 }
3033
3034                 // If an incoming call is ringing, HOME is totally disabled.
3035                 // (The user is already on the InCallUI at this point,
3036                 // and his ONLY options are to answer or reject the call.)
3037                 TelecomManager telecomManager = getTelecommService();
3038                 if (telecomManager != null && telecomManager.isRinging()) {
3039                     Log.i(TAG, "Ignoring HOME; there's a ringing incoming call.");
3040                     return -1;
3041                 }
3042
3043                 // Delay handling home if a double-tap is possible.
3044                 if (mDoubleTapOnHomeBehavior != DOUBLE_TAP_HOME_NOTHING) {
3045                     mHandler.removeCallbacks(mHomeDoubleTapTimeoutRunnable); // just in case
3046                     mHomeDoubleTapPending = true;
3047                     mHandler.postDelayed(mHomeDoubleTapTimeoutRunnable,
3048                             ViewConfiguration.getDoubleTapTimeout());
3049                     return -1;
3050                 }
3051
3052                 handleShortPressOnHome();
3053                 return -1;
3054             }
3055
3056             // If a system window has focus, then it doesn't make sense
3057             // right now to interact with applications.
3058             WindowManager.LayoutParams attrs = win != null ? win.getAttrs() : null;
3059             if (attrs != null) {
3060                 final int type = attrs.type;
3061                 if (type == WindowManager.LayoutParams.TYPE_KEYGUARD_SCRIM
3062                         || type == WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG
3063                         || (attrs.privateFlags & PRIVATE_FLAG_KEYGUARD) != 0) {
3064                     // the "app" is keyguard, so give it the key
3065                     return 0;
3066                 }
3067                 final int typeCount = WINDOW_TYPES_WHERE_HOME_DOESNT_WORK.length;
3068                 for (int i=0; i<typeCount; i++) {
3069                     if (type == WINDOW_TYPES_WHERE_HOME_DOESNT_WORK[i]) {
3070                         // don't do anything, but also don't pass it to the app
3071                         return -1;
3072                     }
3073                 }
3074             }
3075
3076             // Remember that home is pressed and handle special actions.
3077             if (repeatCount == 0) {
3078                 mHomePressed = true;
3079                 if (mHomeDoubleTapPending) {
3080                     mHomeDoubleTapPending = false;
3081                     mHandler.removeCallbacks(mHomeDoubleTapTimeoutRunnable);
3082                     handleDoubleTapOnHome();
3083                 } else if (mLongPressOnHomeBehavior == LONG_PRESS_HOME_RECENT_SYSTEM_UI
3084                         || mDoubleTapOnHomeBehavior == DOUBLE_TAP_HOME_RECENT_SYSTEM_UI) {
3085                     preloadRecentApps();
3086                 }
3087             } else if ((event.getFlags() & KeyEvent.FLAG_LONG_PRESS) != 0) {
3088                 if (!keyguardOn) {
3089                     handleLongPressOnHome(event.getDeviceId());
3090                 }
3091             }
3092             return -1;
3093         } else if (keyCode == KeyEvent.KEYCODE_MENU) {
3094             // Hijack modified menu keys for debugging features
3095             final int chordBug = KeyEvent.META_SHIFT_ON;
3096
3097             if (down && repeatCount == 0) {
3098                 if (mEnableShiftMenuBugReports && (metaState & chordBug) == chordBug) {
3099                     Intent intent = new Intent(Intent.ACTION_BUG_REPORT);
3100                     mContext.sendOrderedBroadcastAsUser(intent, UserHandle.CURRENT,
3101                             null, null, null, 0, null, null);
3102                     return -1;
3103                 } else if (SHOW_PROCESSES_ON_ALT_MENU &&
3104                         (metaState & KeyEvent.META_ALT_ON) == KeyEvent.META_ALT_ON) {
3105                     Intent service = new Intent();
3106                     service.setClassName(mContext, "com.android.server.LoadAverageService");
3107                     ContentResolver res = mContext.getContentResolver();
3108                     boolean shown = Settings.Global.getInt(
3109                             res, Settings.Global.SHOW_PROCESSES, 0) != 0;
3110                     if (!shown) {
3111                         mContext.startService(service);
3112                     } else {
3113                         mContext.stopService(service);
3114                     }
3115                     Settings.Global.putInt(
3116                             res, Settings.Global.SHOW_PROCESSES, shown ? 0 : 1);
3117                     return -1;
3118                 }
3119             }
3120         } else if (keyCode == KeyEvent.KEYCODE_SEARCH) {
3121             if (down) {
3122                 if (repeatCount == 0) {
3123                     mSearchKeyShortcutPending = true;
3124                     mConsumeSearchKeyUp = false;
3125                 }
3126             } else {
3127                 mSearchKeyShortcutPending = false;
3128                 if (mConsumeSearchKeyUp) {
3129                     mConsumeSearchKeyUp = false;
3130                     return -1;
3131                 }
3132             }
3133             return 0;
3134         } else if (keyCode == KeyEvent.KEYCODE_APP_SWITCH) {
3135             if (!keyguardOn) {
3136                 if (down && repeatCount == 0) {
3137                     preloadRecentApps();
3138                 } else if (!down) {
3139                     toggleRecentApps();
3140                 }
3141             }
3142             return -1;
3143         } else if (keyCode == KeyEvent.KEYCODE_N && event.isMetaPressed()) {
3144             if (down) {
3145                 IStatusBarService service = getStatusBarService();
3146                 if (service != null) {
3147                     try {
3148                         service.expandNotificationsPanel();
3149                     } catch (RemoteException e) {
3150                         // do nothing.
3151                     }
3152                 }
3153             }
3154         } else if (keyCode == KeyEvent.KEYCODE_S && event.isMetaPressed()
3155                 && event.isCtrlPressed()) {
3156             if (down && repeatCount == 0) {
3157                 int type = event.isShiftPressed() ? TAKE_SCREENSHOT_SELECTED_REGION
3158                         : TAKE_SCREENSHOT_FULLSCREEN;
3159                 mScreenshotRunnable.setScreenshotType(type);
3160                 mHandler.post(mScreenshotRunnable);
3161                 return -1;
3162             }
3163         } else if (keyCode == KeyEvent.KEYCODE_SLASH && event.isMetaPressed()) {
3164             if (down && repeatCount == 0 && !isKeyguardLocked()) {
3165                 toggleKeyboardShortcutsMenu(event.getDeviceId());
3166             }
3167         } else if (keyCode == KeyEvent.KEYCODE_ASSIST) {
3168             if (down) {
3169                 if (repeatCount == 0) {
3170                     mAssistKeyLongPressed = false;
3171                 } else if (repeatCount == 1) {
3172                     mAssistKeyLongPressed = true;
3173                     if (!keyguardOn) {
3174                          launchAssistLongPressAction();
3175                     }
3176                 }
3177             } else {
3178                 if (mAssistKeyLongPressed) {
3179                     mAssistKeyLongPressed = false;
3180                 } else {
3181                     if (!keyguardOn) {
3182                         launchAssistAction(null, event.getDeviceId());
3183                     }
3184                 }
3185             }
3186             return -1;
3187         } else if (keyCode == KeyEvent.KEYCODE_VOICE_ASSIST) {
3188             if (!down) {
3189                 Intent voiceIntent;
3190                 if (!keyguardOn) {
3191                     voiceIntent = new Intent(RecognizerIntent.ACTION_WEB_SEARCH);
3192                 } else {
3193                     IDeviceIdleController dic = IDeviceIdleController.Stub.asInterface(
3194                             ServiceManager.getService(Context.DEVICE_IDLE_CONTROLLER));
3195                     if (dic != null) {
3196                         try {
3197                             dic.exitIdle("voice-search");
3198                         } catch (RemoteException e) {
3199                         }
3200                     }
3201                     voiceIntent = new Intent(RecognizerIntent.ACTION_VOICE_SEARCH_HANDS_FREE);
3202                     voiceIntent.putExtra(RecognizerIntent.EXTRA_SECURE, true);
3203                 }
3204                 startActivityAsUser(voiceIntent, UserHandle.CURRENT_OR_SELF);
3205             }
3206         } else if (keyCode == KeyEvent.KEYCODE_SYSRQ) {
3207             if (down && repeatCount == 0) {
3208                 mScreenshotRunnable.setScreenshotType(TAKE_SCREENSHOT_FULLSCREEN);
3209                 mHandler.post(mScreenshotRunnable);
3210             }
3211             return -1;
3212         } else if (keyCode == KeyEvent.KEYCODE_BRIGHTNESS_UP
3213                 || keyCode == KeyEvent.KEYCODE_BRIGHTNESS_DOWN) {
3214             if (down) {
3215                 int direction = keyCode == KeyEvent.KEYCODE_BRIGHTNESS_UP ? 1 : -1;
3216
3217                 // Disable autobrightness if it's on
3218                 int auto = Settings.System.getIntForUser(
3219                         mContext.getContentResolver(),
3220                         Settings.System.SCREEN_BRIGHTNESS_MODE,
3221                         Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL,
3222                         UserHandle.USER_CURRENT_OR_SELF);
3223                 if (auto != 0) {
3224                     Settings.System.putIntForUser(mContext.getContentResolver(),
3225                             Settings.System.SCREEN_BRIGHTNESS_MODE,
3226                             Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL,
3227                             UserHandle.USER_CURRENT_OR_SELF);
3228                 }
3229
3230                 int min = mPowerManager.getMinimumScreenBrightnessSetting();
3231                 int max = mPowerManager.getMaximumScreenBrightnessSetting();
3232                 int step = (max - min + BRIGHTNESS_STEPS - 1) / BRIGHTNESS_STEPS * direction;
3233                 int brightness = Settings.System.getIntForUser(mContext.getContentResolver(),
3234                         Settings.System.SCREEN_BRIGHTNESS,
3235                         mPowerManager.getDefaultScreenBrightnessSetting(),
3236                         UserHandle.USER_CURRENT_OR_SELF);
3237                 brightness += step;
3238                 // Make sure we don't go beyond the limits.
3239                 brightness = Math.min(max, brightness);
3240                 brightness = Math.max(min, brightness);
3241
3242                 Settings.System.putIntForUser(mContext.getContentResolver(),
3243                         Settings.System.SCREEN_BRIGHTNESS, brightness,
3244                         UserHandle.USER_CURRENT_OR_SELF);
3245                 startActivityAsUser(new Intent(Intent.ACTION_SHOW_BRIGHTNESS_DIALOG),
3246                         UserHandle.CURRENT_OR_SELF);
3247             }
3248             return -1;
3249         } else if (keyCode == KeyEvent.KEYCODE_VOLUME_UP
3250                 || keyCode == KeyEvent.KEYCODE_VOLUME_DOWN
3251                 || keyCode == KeyEvent.KEYCODE_VOLUME_MUTE) {
3252             if (mUseTvRouting) {
3253                 // On TVs volume keys never go to the foreground app.
3254                 dispatchDirectAudioEvent(event);
3255                 return -1;
3256             }
3257         }
3258
3259         // Toggle Caps Lock on META-ALT.
3260         boolean actionTriggered = false;
3261         if (KeyEvent.isModifierKey(keyCode)) {
3262             if (!mPendingCapsLockToggle) {
3263                 // Start tracking meta state for combo.
3264                 mInitialMetaState = mMetaState;
3265                 mPendingCapsLockToggle = true;
3266             } else if (event.getAction() == KeyEvent.ACTION_UP) {
3267                 int altOnMask = mMetaState & KeyEvent.META_ALT_MASK;
3268                 int metaOnMask = mMetaState & KeyEvent.META_META_MASK;
3269
3270                 // Check for Caps Lock toggle
3271                 if ((metaOnMask != 0) && (altOnMask != 0)) {
3272                     // Check if nothing else is pressed
3273                     if (mInitialMetaState == (mMetaState ^ (altOnMask | metaOnMask))) {
3274                         // Handle Caps Lock Toggle
3275                         mInputManagerInternal.toggleCapsLock(event.getDeviceId());
3276                         actionTriggered = true;
3277                     }
3278                 }
3279
3280                 // Always stop tracking when key goes up.
3281                 mPendingCapsLockToggle = false;
3282             }
3283         }
3284         // Store current meta state to be able to evaluate it later.
3285         mMetaState = metaState;
3286
3287         if (actionTriggered) {
3288             return -1;
3289         }
3290
3291         if (KeyEvent.isMetaKey(keyCode)) {
3292             if (down) {
3293                 mPendingMetaAction = true;
3294             } else if (mPendingMetaAction) {
3295                 launchAssistAction(Intent.EXTRA_ASSIST_INPUT_HINT_KEYBOARD, event.getDeviceId());
3296             }
3297             return -1;
3298         }
3299
3300         // Shortcuts are invoked through Search+key, so intercept those here
3301         // Any printing key that is chorded with Search should be consumed
3302         // even if no shortcut was invoked.  This prevents text from being
3303         // inadvertently inserted when using a keyboard that has built-in macro
3304         // shortcut keys (that emit Search+x) and some of them are not registered.
3305         if (mSearchKeyShortcutPending) {
3306             final KeyCharacterMap kcm = event.getKeyCharacterMap();
3307             if (kcm.isPrintingKey(keyCode)) {
3308                 mConsumeSearchKeyUp = true;
3309                 mSearchKeyShortcutPending = false;
3310                 if (down && repeatCount == 0 && !keyguardOn) {
3311                     Intent shortcutIntent = mShortcutManager.getIntent(kcm, keyCode, metaState);
3312                     if (shortcutIntent != null) {
3313                         shortcutIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
3314                         try {
3315                             startActivityAsUser(shortcutIntent, UserHandle.CURRENT);
3316                             dismissKeyboardShortcutsMenu();
3317                         } catch (ActivityNotFoundException ex) {
3318                             Slog.w(TAG, "Dropping shortcut key combination because "
3319                                     + "the activity to which it is registered was not found: "
3320                                     + "SEARCH+" + KeyEvent.keyCodeToString(keyCode), ex);
3321                         }
3322                     } else {
3323                         Slog.i(TAG, "Dropping unregistered shortcut key combination: "
3324                                 + "SEARCH+" + KeyEvent.keyCodeToString(keyCode));
3325                     }
3326                 }
3327                 return -1;
3328             }
3329         }
3330
3331         // Invoke shortcuts using Meta.
3332         if (down && repeatCount == 0 && !keyguardOn
3333                 && (metaState & KeyEvent.META_META_ON) != 0) {
3334             final KeyCharacterMap kcm = event.getKeyCharacterMap();
3335             if (kcm.isPrintingKey(keyCode)) {
3336                 Intent shortcutIntent = mShortcutManager.getIntent(kcm, keyCode,
3337                         metaState & ~(KeyEvent.META_META_ON
3338                                 | KeyEvent.META_META_LEFT_ON | KeyEvent.META_META_RIGHT_ON));
3339                 if (shortcutIntent != null) {
3340                     shortcutIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
3341                     try {
3342                         startActivityAsUser(shortcutIntent, UserHandle.CURRENT);
3343                         dismissKeyboardShortcutsMenu();
3344                     } catch (ActivityNotFoundException ex) {
3345                         Slog.w(TAG, "Dropping shortcut key combination because "
3346                                 + "the activity to which it is registered was not found: "
3347                                 + "META+" + KeyEvent.keyCodeToString(keyCode), ex);
3348                     }
3349                     return -1;
3350                 }
3351             }
3352         }
3353
3354         // Handle application launch keys.
3355         if (down && repeatCount == 0 && !keyguardOn) {
3356             String category = sApplicationLaunchKeyCategories.get(keyCode);
3357             if (category != null) {
3358                 Intent intent = Intent.makeMainSelectorActivity(Intent.ACTION_MAIN, category);
3359                 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
3360                 try {
3361                     startActivityAsUser(intent, UserHandle.CURRENT);
3362                     dismissKeyboardShortcutsMenu();
3363                 } catch (ActivityNotFoundException ex) {
3364                     Slog.w(TAG, "Dropping application launch key because "
3365                             + "the activity to which it is registered was not found: "
3366                             + "keyCode=" + keyCode + ", category=" + category, ex);
3367                 }
3368                 return -1;
3369             }
3370         }
3371
3372         // Display task switcher for ALT-TAB.
3373         if (down && repeatCount == 0 && keyCode == KeyEvent.KEYCODE_TAB) {
3374             if (mRecentAppsHeldModifiers == 0 && !keyguardOn && isUserSetupComplete()) {
3375                 final int shiftlessModifiers = event.getModifiers() & ~KeyEvent.META_SHIFT_MASK;
3376                 if (KeyEvent.metaStateHasModifiers(shiftlessModifiers, KeyEvent.META_ALT_ON)) {
3377                     mRecentAppsHeldModifiers = shiftlessModifiers;
3378                     showRecentApps(true, false);
3379                     return -1;
3380                 }
3381             }
3382         } else if (!down && mRecentAppsHeldModifiers != 0
3383                 && (metaState & mRecentAppsHeldModifiers) == 0) {
3384             mRecentAppsHeldModifiers = 0;
3385             hideRecentApps(true, false);
3386         }
3387
3388         // Handle input method switching.
3389         if (down && repeatCount == 0
3390                 && (keyCode == KeyEvent.KEYCODE_LANGUAGE_SWITCH
3391                         || (keyCode == KeyEvent.KEYCODE_SPACE
3392                                 && (metaState & KeyEvent.META_META_MASK) != 0))) {
3393             final boolean forwardDirection = (metaState & KeyEvent.META_SHIFT_MASK) == 0;
3394             mWindowManagerFuncs.switchInputMethod(forwardDirection);
3395             return -1;
3396         }
3397         if (mLanguageSwitchKeyPressed && !down
3398                 && (keyCode == KeyEvent.KEYCODE_LANGUAGE_SWITCH
3399                         || keyCode == KeyEvent.KEYCODE_SPACE)) {
3400             mLanguageSwitchKeyPressed = false;
3401             return -1;
3402         }
3403
3404         if (isValidGlobalKey(keyCode)
3405                 && mGlobalKeyManager.handleGlobalKey(mContext, keyCode, event)) {
3406             return -1;
3407         }
3408
3409         if (down) {
3410             long shortcutCode = keyCode;
3411             if (event.isCtrlPressed()) {
3412                 shortcutCode |= ((long) KeyEvent.META_CTRL_ON) << Integer.SIZE;
3413             }
3414
3415             if (event.isAltPressed()) {
3416                 shortcutCode |= ((long) KeyEvent.META_ALT_ON) << Integer.SIZE;
3417             }
3418
3419             if (event.isShiftPressed()) {
3420                 shortcutCode |= ((long) KeyEvent.META_SHIFT_ON) << Integer.SIZE;
3421             }
3422
3423             if (event.isMetaPressed()) {
3424                 shortcutCode |= ((long) KeyEvent.META_META_ON) << Integer.SIZE;
3425             }
3426
3427             IShortcutService shortcutService = mShortcutKeyServices.get(shortcutCode);
3428             if (shortcutService != null) {
3429                 try {
3430                     if (isUserSetupComplete()) {
3431                         shortcutService.notifyShortcutKeyPressed(shortcutCode);
3432                     }
3433                 } catch (RemoteException e) {
3434                     mShortcutKeyServices.delete(shortcutCode);
3435                 }
3436                 return -1;
3437             }
3438         }
3439
3440         // Reserve all the META modifier combos for system behavior
3441         if ((metaState & KeyEvent.META_META_ON) != 0) {
3442             return -1;
3443         }
3444
3445         // Let the application handle the key.
3446         return 0;
3447     }
3448
3449     /** {@inheritDoc} */
3450     @Override
3451     public KeyEvent dispatchUnhandledKey(WindowState win, KeyEvent event, int policyFlags) {
3452         // Note: This method is only called if the initial down was unhandled.
3453         if (DEBUG_INPUT) {
3454             Slog.d(TAG, "Unhandled key: win=" + win + ", action=" + event.getAction()
3455                     + ", flags=" + event.getFlags()
3456                     + ", keyCode=" + event.getKeyCode()
3457                     + ", scanCode=" + event.getScanCode()
3458                     + ", metaState=" + event.getMetaState()
3459                     + ", repeatCount=" + event.getRepeatCount()
3460                     + ", policyFlags=" + policyFlags);
3461         }
3462
3463         KeyEvent fallbackEvent = null;
3464         if ((event.getFlags() & KeyEvent.FLAG_FALLBACK) == 0) {
3465             final KeyCharacterMap kcm = event.getKeyCharacterMap();
3466             final int keyCode = event.getKeyCode();
3467             final int metaState = event.getMetaState();
3468             final boolean initialDown = event.getAction() == KeyEvent.ACTION_DOWN
3469                     && event.getRepeatCount() == 0;
3470
3471             // Check for fallback actions specified by the key character map.
3472             final FallbackAction fallbackAction;
3473             if (initialDown) {
3474                 fallbackAction = kcm.getFallbackAction(keyCode, metaState);
3475             } else {
3476                 fallbackAction = mFallbackActions.get(keyCode);
3477             }
3478
3479             if (fallbackAction != null) {
3480                 if (DEBUG_INPUT) {
3481                     Slog.d(TAG, "Fallback: keyCode=" + fallbackAction.keyCode
3482                             + " metaState=" + Integer.toHexString(fallbackAction.metaState));
3483                 }
3484
3485                 final int flags = event.getFlags() | KeyEvent.FLAG_FALLBACK;
3486                 fallbackEvent = KeyEvent.obtain(
3487                         event.getDownTime(), event.getEventTime(),
3488                         event.getAction(), fallbackAction.keyCode,
3489                         event.getRepeatCount(), fallbackAction.metaState,
3490                         event.getDeviceId(), event.getScanCode(),
3491                         flags, event.getSource(), null);
3492
3493                 if (!interceptFallback(win, fallbackEvent, policyFlags)) {
3494                     fallbackEvent.recycle();
3495                     fallbackEvent = null;
3496                 }
3497
3498                 if (initialDown) {
3499                     mFallbackActions.put(keyCode, fallbackAction);
3500                 } else if (event.getAction() == KeyEvent.ACTION_UP) {
3501                     mFallbackActions.remove(keyCode);
3502                     fallbackAction.recycle();
3503                 }
3504             }
3505         }
3506
3507         if (DEBUG_INPUT) {
3508             if (fallbackEvent == null) {
3509                 Slog.d(TAG, "No fallback.");
3510             } else {
3511                 Slog.d(TAG, "Performing fallback: " + fallbackEvent);
3512             }
3513         }
3514         return fallbackEvent;
3515     }
3516
3517     private boolean interceptFallback(WindowState win, KeyEvent fallbackEvent, int policyFlags) {
3518         int actions = interceptKeyBeforeQueueing(fallbackEvent, policyFlags);
3519         if ((actions & ACTION_PASS_TO_USER) != 0) {
3520             long delayMillis = interceptKeyBeforeDispatching(
3521                     win, fallbackEvent, policyFlags);
3522             if (delayMillis == 0) {
3523                 return true;
3524             }
3525         }
3526         return false;
3527     }
3528
3529     @Override
3530     public void registerShortcutKey(long shortcutCode, IShortcutService shortcutService)
3531             throws RemoteException {
3532         synchronized (mLock) {
3533             IShortcutService service = mShortcutKeyServices.get(shortcutCode);
3534             if (service != null && service.asBinder().pingBinder()) {
3535                 throw new RemoteException("Key already exists.");
3536             }
3537
3538             mShortcutKeyServices.put(shortcutCode, shortcutService);
3539         }
3540     }
3541
3542     private void launchAssistLongPressAction() {
3543         performHapticFeedbackLw(null, HapticFeedbackConstants.LONG_PRESS, false);
3544         sendCloseSystemWindows(SYSTEM_DIALOG_REASON_ASSIST);
3545
3546         // launch the search activity
3547         Intent intent = new Intent(Intent.ACTION_SEARCH_LONG_PRESS);
3548         intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
3549         try {
3550             // TODO: This only stops the factory-installed search manager.
3551             // Need to formalize an API to handle others
3552             SearchManager searchManager = getSearchManager();
3553             if (searchManager != null) {
3554                 searchManager.stopSearch();
3555             }
3556             startActivityAsUser(intent, UserHandle.CURRENT);
3557         } catch (ActivityNotFoundException e) {
3558             Slog.w(TAG, "No activity to handle assist long press action.", e);
3559         }
3560     }
3561
3562     private void launchAssistAction(String hint, int deviceId) {
3563         sendCloseSystemWindows(SYSTEM_DIALOG_REASON_ASSIST);
3564         if (!isUserSetupComplete()) {
3565             // Disable opening assist window during setup
3566             return;
3567         }
3568         Bundle args = null;
3569         if (deviceId > Integer.MIN_VALUE) {
3570             args = new Bundle();
3571             args.putInt(Intent.EXTRA_ASSIST_INPUT_DEVICE_ID, deviceId);
3572         }
3573         if ((mContext.getResources().getConfiguration().uiMode
3574                 & Configuration.UI_MODE_TYPE_MASK) == Configuration.UI_MODE_TYPE_TELEVISION) {
3575             // On TV, use legacy handling until assistants are implemented in the proper way.
3576             ((SearchManager) mContext.getSystemService(Context.SEARCH_SERVICE))
3577                     .launchLegacyAssist(hint, UserHandle.myUserId(), args);
3578         } else {
3579             if (hint != null) {
3580                 if (args == null) {
3581                     args = new Bundle();
3582                 }
3583                 args.putBoolean(hint, true);
3584             }
3585             StatusBarManagerInternal statusbar = getStatusBarManagerInternal();
3586             if (statusbar != null) {
3587                 statusbar.startAssist(args);
3588             }
3589         }
3590     }
3591
3592     private void startActivityAsUser(Intent intent, UserHandle handle) {
3593         if (isUserSetupComplete()) {
3594             mContext.startActivityAsUser(intent, handle);
3595         } else {
3596             Slog.i(TAG, "Not starting activity because user setup is in progress: " + intent);
3597         }
3598     }
3599
3600     private SearchManager getSearchManager() {
3601         if (mSearchManager == null) {
3602             mSearchManager = (SearchManager) mContext.getSystemService(Context.SEARCH_SERVICE);
3603         }
3604         return mSearchManager;
3605     }
3606
3607     private void preloadRecentApps() {
3608         mPreloadedRecentApps = true;
3609         StatusBarManagerInternal statusbar = getStatusBarManagerInternal();
3610         if (statusbar != null) {
3611             statusbar.preloadRecentApps();
3612         }
3613     }
3614
3615     private void cancelPreloadRecentApps() {
3616         if (mPreloadedRecentApps) {
3617             mPreloadedRecentApps = false;
3618             StatusBarManagerInternal statusbar = getStatusBarManagerInternal();
3619             if (statusbar != null) {
3620                 statusbar.cancelPreloadRecentApps();
3621             }
3622         }
3623     }
3624
3625     private void toggleRecentApps() {
3626         mPreloadedRecentApps = false; // preloading no longer needs to be canceled
3627         StatusBarManagerInternal statusbar = getStatusBarManagerInternal();
3628         if (statusbar != null) {
3629             statusbar.toggleRecentApps();
3630         }
3631     }
3632
3633     @Override
3634     public void showRecentApps(boolean fromHome) {
3635         mHandler.removeMessages(MSG_DISPATCH_SHOW_RECENTS);
3636         mHandler.obtainMessage(MSG_DISPATCH_SHOW_RECENTS, fromHome ? 1 : 0, 0).sendToTarget();
3637     }
3638
3639     private void showRecentApps(boolean triggeredFromAltTab, boolean fromHome) {
3640         mPreloadedRecentApps = false; // preloading no longer needs to be canceled
3641         StatusBarManagerInternal statusbar = getStatusBarManagerInternal();
3642         if (statusbar != null) {
3643             statusbar.showRecentApps(triggeredFromAltTab, fromHome);
3644         }
3645     }
3646
3647     private void toggleKeyboardShortcutsMenu(int deviceId) {
3648         StatusBarManagerInternal statusbar = getStatusBarManagerInternal();
3649         if (statusbar != null) {
3650             statusbar.toggleKeyboardShortcutsMenu(deviceId);
3651         }
3652     }
3653
3654     private void dismissKeyboardShortcutsMenu() {
3655         StatusBarManagerInternal statusbar = getStatusBarManagerInternal();
3656         if (statusbar != null) {
3657             statusbar.dismissKeyboardShortcutsMenu();
3658         }
3659     }
3660
3661     private void hideRecentApps(boolean triggeredFromAltTab, boolean triggeredFromHome) {
3662         mPreloadedRecentApps = false; // preloading no longer needs to be canceled
3663         StatusBarManagerInternal statusbar = getStatusBarManagerInternal();
3664         if (statusbar != null) {
3665             statusbar.hideRecentApps(triggeredFromAltTab, triggeredFromHome);
3666         }
3667     }
3668
3669     void launchHomeFromHotKey() {
3670         launchHomeFromHotKey(true /* awakenFromDreams */, true /*respectKeyguard*/);
3671     }
3672
3673     /**
3674      * A home key -> launch home action was detected.  Take the appropriate action
3675      * given the situation with the keyguard.
3676      */
3677     void launchHomeFromHotKey(final boolean awakenFromDreams, final boolean respectKeyguard) {
3678         if (respectKeyguard) {
3679             if (isKeyguardShowingAndNotOccluded()) {
3680                 // don't launch home if keyguard showing
3681                 return;
3682             }
3683
3684             if (!mHideLockScreen && mKeyguardDelegate.isInputRestricted()) {
3685                 // when in keyguard restricted mode, must first verify unlock
3686                 // before launching home
3687                 mKeyguardDelegate.verifyUnlock(new OnKeyguardExitResult() {
3688                     @Override
3689                     public void onKeyguardExitResult(boolean success) {
3690                         if (success) {
3691                             try {
3692                                 ActivityManagerNative.getDefault().stopAppSwitches();
3693                             } catch (RemoteException e) {
3694                             }
3695                             sendCloseSystemWindows(SYSTEM_DIALOG_REASON_HOME_KEY);
3696                             startDockOrHome(true /*fromHomeKey*/, awakenFromDreams);
3697                         }
3698                     }
3699                 });
3700                 return;
3701             }
3702         }
3703
3704         // no keyguard stuff to worry about, just launch home!
3705         try {
3706             ActivityManagerNative.getDefault().stopAppSwitches();
3707         } catch (RemoteException e) {
3708         }
3709         if (mRecentsVisible) {
3710             // Hide Recents and notify it to launch Home
3711             if (awakenFromDreams) {
3712                 awakenDreams();
3713             }
3714             hideRecentApps(false, true);
3715         } else {
3716             // Otherwise, just launch Home
3717             sendCloseSystemWindows(SYSTEM_DIALOG_REASON_HOME_KEY);
3718             startDockOrHome(true /*fromHomeKey*/, awakenFromDreams);
3719         }
3720     }
3721
3722     private final Runnable mClearHideNavigationFlag = new Runnable() {
3723         @Override
3724         public void run() {
3725             synchronized (mWindowManagerFuncs.getWindowManagerLock()) {
3726                 // Clear flags.
3727                 mForceClearedSystemUiFlags &=
3728                         ~View.SYSTEM_UI_FLAG_HIDE_NAVIGATION;
3729             }
3730             mWindowManagerFuncs.reevaluateStatusBarVisibility();
3731         }
3732     };
3733
3734     /**
3735      * Input handler used while nav bar is hidden.  Captures any touch on the screen,
3736      * to determine when the nav bar should be shown and prevent applications from
3737      * receiving those touches.
3738      */
3739     final class HideNavInputEventReceiver extends InputEventReceiver {
3740         public HideNavInputEventReceiver(InputChannel inputChannel, Looper looper) {
3741             super(inputChannel, looper);
3742         }
3743
3744         @Override
3745         public void onInputEvent(InputEvent event) {
3746             boolean handled = false;
3747             try {
3748                 if (event instanceof MotionEvent
3749                         && (event.getSource() & InputDevice.SOURCE_CLASS_POINTER) != 0) {
3750                     final MotionEvent motionEvent = (MotionEvent)event;
3751                     if (motionEvent.getAction() == MotionEvent.ACTION_DOWN) {
3752                         // When the user taps down, we re-show the nav bar.
3753                         boolean changed = false;
3754                         synchronized (mWindowManagerFuncs.getWindowManagerLock()) {
3755                             if (mInputConsumer == null) {
3756                                 return;
3757                             }
3758                             // Any user activity always causes us to show the
3759                             // navigation controls, if they had been hidden.
3760                             // We also clear the low profile and only content
3761                             // flags so that tapping on the screen will atomically
3762                             // restore all currently hidden screen decorations.
3763                             int newVal = mResettingSystemUiFlags |
3764                                     View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
3765                                     View.SYSTEM_UI_FLAG_LOW_PROFILE |
3766                                     View.SYSTEM_UI_FLAG_FULLSCREEN;
3767                             if (mResettingSystemUiFlags != newVal) {
3768                                 mResettingSystemUiFlags = newVal;
3769                                 changed = true;
3770                             }
3771                             // We don't allow the system's nav bar to be hidden
3772                             // again for 1 second, to prevent applications from
3773                             // spamming us and keeping it from being shown.
3774                             newVal = mForceClearedSystemUiFlags |
3775                                     View.SYSTEM_UI_FLAG_HIDE_NAVIGATION;
3776                             if (mForceClearedSystemUiFlags != newVal) {
3777                                 mForceClearedSystemUiFlags = newVal;
3778                                 changed = true;
3779                                 mHandler.postDelayed(mClearHideNavigationFlag, 1000);
3780                             }
3781                         }
3782                         if (changed) {
3783                             mWindowManagerFuncs.reevaluateStatusBarVisibility();
3784                         }
3785                     }
3786                 }
3787             } finally {
3788                 finishInputEvent(event, handled);
3789             }
3790         }
3791     }
3792     final InputEventReceiver.Factory mHideNavInputEventReceiverFactory =
3793             new InputEventReceiver.Factory() {
3794         @Override
3795         public InputEventReceiver createInputEventReceiver(
3796                 InputChannel inputChannel, Looper looper) {
3797             return new HideNavInputEventReceiver(inputChannel, looper);
3798         }
3799     };
3800
3801     @Override
3802     public int adjustSystemUiVisibilityLw(int visibility) {
3803         mStatusBarController.adjustSystemUiVisibilityLw(mLastSystemUiFlags, visibility);
3804         mNavigationBarController.adjustSystemUiVisibilityLw(mLastSystemUiFlags, visibility);
3805         mRecentsVisible = (visibility & View.RECENT_APPS_VISIBLE) > 0;
3806         mTvPictureInPictureVisible = (visibility & View.TV_PICTURE_IN_PICTURE_VISIBLE) > 0;
3807
3808         // Reset any bits in mForceClearingStatusBarVisibility that
3809         // are now clear.
3810         mResettingSystemUiFlags &= visibility;
3811         // Clear any bits in the new visibility that are currently being
3812         // force cleared, before reporting it.
3813         return visibility & ~mResettingSystemUiFlags
3814                 & ~mForceClearedSystemUiFlags;
3815     }
3816
3817     @Override
3818     public boolean getInsetHintLw(WindowManager.LayoutParams attrs, Rect taskBounds,
3819             int displayRotation, int displayWidth, int displayHeight, Rect outContentInsets,
3820             Rect outStableInsets, Rect outOutsets) {
3821         final int fl = PolicyControl.getWindowFlags(null, attrs);
3822         final int sysuiVis = PolicyControl.getSystemUiVisibility(null, attrs);
3823         final int systemUiVisibility = (sysuiVis | attrs.subtreeSystemUiVisibility);
3824
3825         final boolean useOutsets = outOutsets != null && shouldUseOutsets(attrs, fl);
3826         if (useOutsets) {
3827             int outset = ScreenShapeHelper.getWindowOutsetBottomPx(mContext.getResources());
3828             if (outset > 0) {
3829                 if (displayRotation == Surface.ROTATION_0) {
3830                     outOutsets.bottom += outset;
3831                 } else if (displayRotation == Surface.ROTATION_90) {
3832                     outOutsets.right += outset;
3833                 } else if (displayRotation == Surface.ROTATION_180) {
3834                     outOutsets.top += outset;
3835                 } else if (displayRotation == Surface.ROTATION_270) {
3836                     outOutsets.left += outset;
3837                 }
3838             }
3839         }
3840
3841         if ((fl & (FLAG_LAYOUT_IN_SCREEN | FLAG_LAYOUT_INSET_DECOR))
3842                 == (FLAG_LAYOUT_IN_SCREEN | FLAG_LAYOUT_INSET_DECOR)) {
3843             int availRight, availBottom;
3844             if (canHideNavigationBar() &&
3845                     (systemUiVisibility & View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) != 0) {
3846                 availRight = mUnrestrictedScreenLeft + mUnrestrictedScreenWidth;
3847                 availBottom = mUnrestrictedScreenTop + mUnrestrictedScreenHeight;
3848             } else {
3849                 availRight = mRestrictedScreenLeft + mRestrictedScreenWidth;
3850                 availBottom = mRestrictedScreenTop + mRestrictedScreenHeight;
3851             }
3852             if ((systemUiVisibility & View.SYSTEM_UI_FLAG_LAYOUT_STABLE) != 0) {
3853                 if ((fl & FLAG_FULLSCREEN) != 0) {
3854                     outContentInsets.set(mStableFullscreenLeft, mStableFullscreenTop,
3855                             availRight - mStableFullscreenRight,
3856                             availBottom - mStableFullscreenBottom);
3857                 } else {
3858                     outContentInsets.set(mStableLeft, mStableTop,
3859                             availRight - mStableRight, availBottom - mStableBottom);
3860                 }
3861             } else if ((fl & FLAG_FULLSCREEN) != 0 || (fl & FLAG_LAYOUT_IN_OVERSCAN) != 0) {
3862                 outContentInsets.setEmpty();
3863             } else if ((systemUiVisibility & (View.SYSTEM_UI_FLAG_FULLSCREEN
3864                         | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN)) == 0) {
3865                 outContentInsets.set(mCurLeft, mCurTop,
3866                         availRight - mCurRight, availBottom - mCurBottom);
3867             } else {
3868                 outContentInsets.set(mCurLeft, mCurTop,
3869                         availRight - mCurRight, availBottom - mCurBottom);
3870             }
3871
3872             outStableInsets.set(mStableLeft, mStableTop,
3873                     availRight - mStableRight, availBottom - mStableBottom);
3874             if (taskBounds != null) {
3875                 calculateRelevantTaskInsets(taskBounds, outContentInsets,
3876                         displayWidth, displayHeight);
3877                 calculateRelevantTaskInsets(taskBounds, outStableInsets,
3878                         displayWidth, displayHeight);
3879             }
3880             return mForceShowSystemBars;
3881         }
3882         outContentInsets.setEmpty();
3883         outStableInsets.setEmpty();
3884         return mForceShowSystemBars;
3885     }
3886
3887     /**
3888      * For any given task bounds, the insets relevant for these bounds given the insets relevant
3889      * for the entire display.
3890      */
3891     private void calculateRelevantTaskInsets(Rect taskBounds, Rect inOutInsets, int displayWidth,
3892             int displayHeight) {
3893         mTmpRect.set(0, 0, displayWidth, displayHeight);
3894         mTmpRect.inset(inOutInsets);
3895         mTmpRect.intersect(taskBounds);
3896         int leftInset = mTmpRect.left - taskBounds.left;
3897         int topInset = mTmpRect.top - taskBounds.top;
3898         int rightInset = taskBounds.right - mTmpRect.right;
3899         int bottomInset = taskBounds.bottom - mTmpRect.bottom;
3900         inOutInsets.set(leftInset, topInset, rightInset, bottomInset);
3901     }
3902
3903     private boolean shouldUseOutsets(WindowManager.LayoutParams attrs, int fl) {
3904         return attrs.type == TYPE_WALLPAPER || (fl & (WindowManager.LayoutParams.FLAG_FULLSCREEN
3905                 | WindowManager.LayoutParams.FLAG_LAYOUT_IN_OVERSCAN)) != 0;
3906     }
3907
3908     /** {@inheritDoc} */
3909     @Override
3910     public void beginLayoutLw(boolean isDefaultDisplay, int displayWidth, int displayHeight,
3911                               int displayRotation, int uiMode) {
3912         mDisplayRotation = displayRotation;
3913         final int overscanLeft, overscanTop, overscanRight, overscanBottom;
3914         if (isDefaultDisplay) {
3915             switch (displayRotation) {
3916                 case Surface.ROTATION_90:
3917                     overscanLeft = mOverscanTop;
3918                     overscanTop = mOverscanRight;
3919                     overscanRight = mOverscanBottom;
3920                     overscanBottom = mOverscanLeft;
3921                     break;
3922                 case Surface.ROTATION_180:
3923                     overscanLeft = mOverscanRight;
3924                     overscanTop = mOverscanBottom;
3925                     overscanRight = mOverscanLeft;
3926                     overscanBottom = mOverscanTop;
3927                     break;
3928                 case Surface.ROTATION_270:
3929                     overscanLeft = mOverscanBottom;
3930                     overscanTop = mOverscanLeft;
3931                     overscanRight = mOverscanTop;
3932                     overscanBottom = mOverscanRight;
3933                     break;
3934                 default:
3935                     overscanLeft = mOverscanLeft;
3936                     overscanTop = mOverscanTop;
3937                     overscanRight = mOverscanRight;
3938                     overscanBottom = mOverscanBottom;
3939                     break;
3940             }
3941         } else {
3942             overscanLeft = 0;
3943             overscanTop = 0;
3944             overscanRight = 0;
3945             overscanBottom = 0;
3946         }
3947         mOverscanScreenLeft = mRestrictedOverscanScreenLeft = 0;
3948         mOverscanScreenTop = mRestrictedOverscanScreenTop = 0;
3949         mOverscanScreenWidth = mRestrictedOverscanScreenWidth = displayWidth;
3950         mOverscanScreenHeight = mRestrictedOverscanScreenHeight = displayHeight;
3951         mSystemLeft = 0;
3952         mSystemTop = 0;
3953         mSystemRight = displayWidth;
3954         mSystemBottom = displayHeight;
3955         mUnrestrictedScreenLeft = overscanLeft;
3956         mUnrestrictedScreenTop = overscanTop;
3957         mUnrestrictedScreenWidth = displayWidth - overscanLeft - overscanRight;
3958         mUnrestrictedScreenHeight = displayHeight - overscanTop - overscanBottom;
3959         mRestrictedScreenLeft = mUnrestrictedScreenLeft;
3960         mRestrictedScreenTop = mUnrestrictedScreenTop;
3961         mRestrictedScreenWidth = mSystemGestures.screenWidth = mUnrestrictedScreenWidth;
3962         mRestrictedScreenHeight = mSystemGestures.screenHeight = mUnrestrictedScreenHeight;
3963         mDockLeft = mContentLeft = mVoiceContentLeft = mStableLeft = mStableFullscreenLeft
3964                 = mCurLeft = mUnrestrictedScreenLeft;
3965         mDockTop = mContentTop = mVoiceContentTop = mStableTop = mStableFullscreenTop
3966                 = mCurTop = mUnrestrictedScreenTop;
3967         mDockRight = mContentRight = mVoiceContentRight = mStableRight = mStableFullscreenRight
3968                 = mCurRight = displayWidth - overscanRight;
3969         mDockBottom = mContentBottom = mVoiceContentBottom = mStableBottom = mStableFullscreenBottom
3970                 = mCurBottom = displayHeight - overscanBottom;
3971         mDockLayer = 0x10000000;
3972         mStatusBarLayer = -1;
3973
3974         // start with the current dock rect, which will be (0,0,displayWidth,displayHeight)
3975         final Rect pf = mTmpParentFrame;
3976         final Rect df = mTmpDisplayFrame;
3977         final Rect of = mTmpOverscanFrame;
3978         final Rect vf = mTmpVisibleFrame;
3979         final Rect dcf = mTmpDecorFrame;
3980         pf.left = df.left = of.left = vf.left = mDockLeft;
3981         pf.top = df.top = of.top = vf.top = mDockTop;
3982         pf.right = df.right = of.right = vf.right = mDockRight;
3983         pf.bottom = df.bottom = of.bottom = vf.bottom = mDockBottom;
3984         dcf.setEmpty();  // Decor frame N/A for system bars.
3985
3986         if (isDefaultDisplay) {
3987             // For purposes of putting out fake window up to steal focus, we will
3988             // drive nav being hidden only by whether it is requested.
3989             final int sysui = mLastSystemUiFlags;
3990             boolean navVisible = (sysui & View.SYSTEM_UI_FLAG_HIDE_NAVIGATION) == 0;
3991             boolean navTranslucent = (sysui
3992                     & (View.NAVIGATION_BAR_TRANSLUCENT | View.NAVIGATION_BAR_TRANSPARENT)) != 0;
3993             boolean immersive = (sysui & View.SYSTEM_UI_FLAG_IMMERSIVE) != 0;
3994             boolean immersiveSticky = (sysui & View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY) != 0;
3995             boolean navAllowedHidden = immersive || immersiveSticky;
3996             navTranslucent &= !immersiveSticky;  // transient trumps translucent
3997             boolean isKeyguardShowing = isStatusBarKeyguard() && !mHideLockScreen;
3998             if (!isKeyguardShowing) {
3999                 navTranslucent &= areTranslucentBarsAllowed();
4000             }
4001             boolean statusBarExpandedNotKeyguard = !isKeyguardShowing && mStatusBar != null
4002                     && mStatusBar.getAttrs().height == MATCH_PARENT
4003                     && mStatusBar.getAttrs().width == MATCH_PARENT;
4004
4005             // When the navigation bar isn't visible, we put up a fake
4006             // input window to catch all touch events.  This way we can
4007             // detect when the user presses anywhere to bring back the nav
4008             // bar and ensure the application doesn't see the event.
4009             if (navVisible || navAllowedHidden) {
4010                 if (mInputConsumer != null) {
4011                     mHandler.sendMessage(
4012                             mHandler.obtainMessage(MSG_DISPOSE_INPUT_CONSUMER, mInputConsumer));
4013                     mInputConsumer = null;
4014                 }
4015             } else if (mInputConsumer == null) {
4016                 mInputConsumer = mWindowManagerFuncs.addInputConsumer(mHandler.getLooper(),
4017                         mHideNavInputEventReceiverFactory);
4018             }
4019
4020             // For purposes of positioning and showing the nav bar, if we have
4021             // decided that it can't be hidden (because of the screen aspect ratio),
4022             // then take that into account.
4023             navVisible |= !canHideNavigationBar();
4024
4025             boolean updateSysUiVisibility = layoutNavigationBar(displayWidth, displayHeight,
4026                     displayRotation, uiMode, overscanRight, overscanBottom, dcf, navVisible, navTranslucent,
4027                     navAllowedHidden, statusBarExpandedNotKeyguard);
4028             if (DEBUG_LAYOUT) Slog.i(TAG, String.format("mDock rect: (%d,%d - %d,%d)",
4029                     mDockLeft, mDockTop, mDockRight, mDockBottom));
4030             updateSysUiVisibility |= layoutStatusBar(pf, df, of, vf, dcf, sysui, isKeyguardShowing);
4031             if (updateSysUiVisibility) {
4032                 updateSystemUiVisibilityLw();
4033             }
4034         }
4035     }
4036
4037     private boolean layoutStatusBar(Rect pf, Rect df, Rect of, Rect vf, Rect dcf, int sysui,
4038             boolean isKeyguardShowing) {
4039         // decide where the status bar goes ahead of time
4040         if (mStatusBar != null) {
4041             // apply any navigation bar insets
4042             pf.left = df.left = of.left = mUnrestrictedScreenLeft;
4043             pf.top = df.top = of.top = mUnrestrictedScreenTop;
4044             pf.right = df.right = of.right = mUnrestrictedScreenWidth + mUnrestrictedScreenLeft;
4045             pf.bottom = df.bottom = of.bottom = mUnrestrictedScreenHeight
4046                     + mUnrestrictedScreenTop;
4047             vf.left = mStableLeft;
4048             vf.top = mStableTop;
4049             vf.right = mStableRight;
4050             vf.bottom = mStableBottom;
4051
4052             mStatusBarLayer = mStatusBar.getSurfaceLayer();
4053
4054             // Let the status bar determine its size.
4055             mStatusBar.computeFrameLw(pf /* parentFrame */, df /* displayFrame */,
4056                     vf /* overlayFrame */, vf /* contentFrame */, vf /* visibleFrame */,
4057                     dcf /* decorFrame */, vf /* stableFrame */, vf /* outsetFrame */);
4058
4059             // For layout, the status bar is always at the top with our fixed height.
4060             mStableTop = mUnrestrictedScreenTop + mStatusBarHeight;
4061
4062             boolean statusBarTransient = (sysui & View.STATUS_BAR_TRANSIENT) != 0;
4063             boolean statusBarTranslucent = (sysui
4064                     & (View.STATUS_BAR_TRANSLUCENT | View.STATUS_BAR_TRANSPARENT)) != 0;
4065             if (!isKeyguardShowing) {
4066                 statusBarTranslucent &= areTranslucentBarsAllowed();
4067             }
4068
4069             // If the status bar is hidden, we don't want to cause
4070             // windows behind it to scroll.
4071             if (mStatusBar.isVisibleLw() && !statusBarTransient) {
4072                 // Status bar may go away, so the screen area it occupies
4073                 // is available to apps but just covering them when the
4074                 // status bar is visible.
4075                 mDockTop = mUnrestrictedScreenTop + mStatusBarHeight;
4076
4077                 mContentTop = mVoiceContentTop = mCurTop = mDockTop;
4078                 mContentBottom = mVoiceContentBottom = mCurBottom = mDockBottom;
4079                 mContentLeft = mVoiceContentLeft = mCurLeft = mDockLeft;
4080                 mContentRight = mVoiceContentRight = mCurRight = mDockRight;
4081
4082                 if (DEBUG_LAYOUT) Slog.v(TAG, "Status bar: " +
4083                         String.format(
4084                                 "dock=[%d,%d][%d,%d] content=[%d,%d][%d,%d] cur=[%d,%d][%d,%d]",
4085                                 mDockLeft, mDockTop, mDockRight, mDockBottom,
4086                                 mContentLeft, mContentTop, mContentRight, mContentBottom,
4087                                 mCurLeft, mCurTop, mCurRight, mCurBottom));
4088             }
4089             if (mStatusBar.isVisibleLw() && !mStatusBar.isAnimatingLw()
4090                     && !statusBarTransient && !statusBarTranslucent
4091                     && !mStatusBarController.wasRecentlyTranslucent()) {
4092                 // If the opaque status bar is currently requested to be visible,
4093                 // and not in the process of animating on or off, then
4094                 // we can tell the app that it is covered by it.
4095                 mSystemTop = mUnrestrictedScreenTop + mStatusBarHeight;
4096             }
4097             if (mStatusBarController.checkHiddenLw()) {
4098                 return true;
4099             }
4100         }
4101         return false;
4102     }
4103
4104     private boolean layoutNavigationBar(int displayWidth, int displayHeight, int displayRotation,
4105             int uiMode, int overscanRight, int overscanBottom, Rect dcf, boolean navVisible,
4106             boolean navTranslucent, boolean navAllowedHidden,
4107             boolean statusBarExpandedNotKeyguard) {
4108         if (mNavigationBar != null) {
4109             boolean transientNavBarShowing = mNavigationBarController.isTransientShowing();
4110             // Force the navigation bar to its appropriate place and
4111             // size.  We need to do this directly, instead of relying on
4112             // it to bubble up from the nav bar, because this needs to
4113             // change atomically with screen rotations.
4114             mNavigationBarOnBottom = isNavigationBarOnBottom(displayWidth, displayHeight);
4115             if (mNavigationBarOnBottom) {
4116                 // It's a system nav bar or a portrait screen; nav bar goes on bottom.
4117                 int top = displayHeight - overscanBottom
4118                         - getNavigationBarHeight(displayRotation, uiMode);
4119                 mTmpNavigationFrame.set(0, top, displayWidth, displayHeight - overscanBottom);
4120                 mStableBottom = mStableFullscreenBottom = mTmpNavigationFrame.top;
4121                 if (transientNavBarShowing) {
4122                     mNavigationBarController.setBarShowingLw(true);
4123                 } else if (navVisible) {
4124                     mNavigationBarController.setBarShowingLw(true);
4125                     mDockBottom = mTmpNavigationFrame.top;
4126                     mRestrictedScreenHeight = mDockBottom - mRestrictedScreenTop;
4127                     mRestrictedOverscanScreenHeight = mDockBottom - mRestrictedOverscanScreenTop;
4128                 } else {
4129                     // We currently want to hide the navigation UI - unless we expanded the status
4130                     // bar.
4131                     mNavigationBarController.setBarShowingLw(statusBarExpandedNotKeyguard);
4132                 }
4133                 if (navVisible && !navTranslucent && !navAllowedHidden
4134                         && !mNavigationBar.isAnimatingLw()
4135                         && !mNavigationBarController.wasRecentlyTranslucent()) {
4136                     // If the opaque nav bar is currently requested to be visible,
4137                     // and not in the process of animating on or off, then
4138                     // we can tell the app that it is covered by it.
4139                     mSystemBottom = mTmpNavigationFrame.top;
4140                 }
4141             } else {
4142                 // Landscape screen; nav bar goes to the right.
4143                 int left = displayWidth - overscanRight
4144                         - getNavigationBarWidth(displayRotation, uiMode);
4145                 mTmpNavigationFrame.set(left, 0, displayWidth - overscanRight, displayHeight);
4146                 mStableRight = mStableFullscreenRight = mTmpNavigationFrame.left;
4147                 if (transientNavBarShowing) {
4148                     mNavigationBarController.setBarShowingLw(true);
4149                 } else if (navVisible) {
4150                     mNavigationBarController.setBarShowingLw(true);
4151                     mDockRight = mTmpNavigationFrame.left;
4152                     mRestrictedScreenWidth = mDockRight - mRestrictedScreenLeft;
4153                     mRestrictedOverscanScreenWidth = mDockRight - mRestrictedOverscanScreenLeft;
4154                 } else {
4155                     // We currently want to hide the navigation UI - unless we expanded the status
4156                     // bar.
4157                     mNavigationBarController.setBarShowingLw(statusBarExpandedNotKeyguard);
4158                 }
4159                 if (navVisible && !navTranslucent && !navAllowedHidden
4160                         && !mNavigationBar.isAnimatingLw()
4161                         && !mNavigationBarController.wasRecentlyTranslucent()) {
4162                     // If the nav bar is currently requested to be visible,
4163                     // and not in the process of animating on or off, then
4164                     // we can tell the app that it is covered by it.
4165                     mSystemRight = mTmpNavigationFrame.left;
4166                 }
4167             }
4168             // Make sure the content and current rectangles are updated to
4169             // account for the restrictions from the navigation bar.
4170             mContentTop = mVoiceContentTop = mCurTop = mDockTop;
4171             mContentBottom = mVoiceContentBottom = mCurBottom = mDockBottom;
4172             mContentLeft = mVoiceContentLeft = mCurLeft = mDockLeft;
4173             mContentRight = mVoiceContentRight = mCurRight = mDockRight;
4174             mStatusBarLayer = mNavigationBar.getSurfaceLayer();
4175             // And compute the final frame.
4176             mNavigationBar.computeFrameLw(mTmpNavigationFrame, mTmpNavigationFrame,
4177                     mTmpNavigationFrame, mTmpNavigationFrame, mTmpNavigationFrame, dcf,
4178                     mTmpNavigationFrame, mTmpNavigationFrame);
4179             if (DEBUG_LAYOUT) Slog.i(TAG, "mNavigationBar frame: " + mTmpNavigationFrame);
4180             if (mNavigationBarController.checkHiddenLw()) {
4181                 return true;
4182             }
4183         }
4184         return false;
4185     }
4186
4187     private boolean isNavigationBarOnBottom(int displayWidth, int displayHeight) {
4188         return !mNavigationBarCanMove || displayWidth < displayHeight;
4189     }
4190
4191     /** {@inheritDoc} */
4192     @Override
4193     public int getSystemDecorLayerLw() {
4194         if (mStatusBar != null && mStatusBar.isVisibleLw()) {
4195             return mStatusBar.getSurfaceLayer();
4196         }
4197
4198         if (mNavigationBar != null && mNavigationBar.isVisibleLw()) {
4199             return mNavigationBar.getSurfaceLayer();
4200         }
4201
4202         return 0;
4203     }
4204
4205     @Override
4206     public void getContentRectLw(Rect r) {
4207         r.set(mContentLeft, mContentTop, mContentRight, mContentBottom);
4208     }
4209
4210     void setAttachedWindowFrames(WindowState win, int fl, int adjust, WindowState attached,
4211             boolean insetDecors, Rect pf, Rect df, Rect of, Rect cf, Rect vf) {
4212         if (win.getSurfaceLayer() > mDockLayer && attached.getSurfaceLayer() < mDockLayer) {
4213             // Here's a special case: if this attached window is a panel that is
4214             // above the dock window, and the window it is attached to is below
4215             // the dock window, then the frames we computed for the window it is
4216             // attached to can not be used because the dock is effectively part
4217             // of the underlying window and the attached window is floating on top
4218             // of the whole thing.  So, we ignore the attached window and explicitly
4219             // compute the frames that would be appropriate without the dock.
4220             df.left = of.left = cf.left = vf.left = mDockLeft;
4221             df.top = of.top = cf.top = vf.top = mDockTop;
4222             df.right = of.right = cf.right = vf.right = mDockRight;
4223             df.bottom = of.bottom = cf.bottom = vf.bottom = mDockBottom;
4224         } else {
4225             // The effective display frame of the attached window depends on
4226             // whether it is taking care of insetting its content.  If not,
4227             // we need to use the parent's content frame so that the entire
4228             // window is positioned within that content.  Otherwise we can use
4229             // the overscan frame and let the attached window take care of
4230             // positioning its content appropriately.
4231             if (adjust != SOFT_INPUT_ADJUST_RESIZE) {
4232                 // Set the content frame of the attached window to the parent's decor frame
4233                 // (same as content frame when IME isn't present) if specifically requested by
4234                 // setting {@link WindowManager.LayoutParams#FLAG_LAYOUT_ATTACHED_IN_DECOR} flag.
4235                 // Otherwise, use the overscan frame.
4236                 cf.set((fl & FLAG_LAYOUT_ATTACHED_IN_DECOR) != 0
4237                         ? attached.getContentFrameLw() : attached.getOverscanFrameLw());
4238             } else {
4239                 // If the window is resizing, then we want to base the content
4240                 // frame on our attached content frame to resize...  however,
4241                 // things can be tricky if the attached window is NOT in resize
4242                 // mode, in which case its content frame will be larger.
4243                 // Ungh.  So to deal with that, make sure the content frame
4244                 // we end up using is not covering the IM dock.
4245                 cf.set(attached.getContentFrameLw());
4246                 if (attached.isVoiceInteraction()) {
4247                     if (cf.left < mVoiceContentLeft) cf.left = mVoiceContentLeft;
4248                     if (cf.top < mVoiceContentTop) cf.top = mVoiceContentTop;
4249                     if (cf.right > mVoiceContentRight) cf.right = mVoiceContentRight;
4250                     if (cf.bottom > mVoiceContentBottom) cf.bottom = mVoiceContentBottom;
4251                 } else if (attached.getSurfaceLayer() < mDockLayer) {
4252                     if (cf.left < mContentLeft) cf.left = mContentLeft;
4253                     if (cf.top < mContentTop) cf.top = mContentTop;
4254                     if (cf.right > mContentRight) cf.right = mContentRight;
4255                     if (cf.bottom > mContentBottom) cf.bottom = mContentBottom;
4256                 }
4257             }
4258             df.set(insetDecors ? attached.getDisplayFrameLw() : cf);
4259             of.set(insetDecors ? attached.getOverscanFrameLw() : cf);
4260             vf.set(attached.getVisibleFrameLw());
4261         }
4262         // The LAYOUT_IN_SCREEN flag is used to determine whether the attached
4263         // window should be positioned relative to its parent or the entire
4264         // screen.
4265         pf.set((fl & FLAG_LAYOUT_IN_SCREEN) == 0
4266                 ? attached.getFrameLw() : df);
4267     }
4268
4269     private void applyStableConstraints(int sysui, int fl, Rect r) {
4270         if ((sysui & View.SYSTEM_UI_FLAG_LAYOUT_STABLE) != 0) {
4271             // If app is requesting a stable layout, don't let the
4272             // content insets go below the stable values.
4273             if ((fl & FLAG_FULLSCREEN) != 0) {
4274                 if (r.left < mStableFullscreenLeft) r.left = mStableFullscreenLeft;
4275                 if (r.top < mStableFullscreenTop) r.top = mStableFullscreenTop;
4276                 if (r.right > mStableFullscreenRight) r.right = mStableFullscreenRight;
4277                 if (r.bottom > mStableFullscreenBottom) r.bottom = mStableFullscreenBottom;
4278             } else {
4279                 if (r.left < mStableLeft) r.left = mStableLeft;
4280                 if (r.top < mStableTop) r.top = mStableTop;
4281                 if (r.right > mStableRight) r.right = mStableRight;
4282                 if (r.bottom > mStableBottom) r.bottom = mStableBottom;
4283             }
4284         }
4285     }
4286
4287     private boolean canReceiveInput(WindowState win) {
4288         boolean notFocusable =
4289                 (win.getAttrs().flags & WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE) != 0;
4290         boolean altFocusableIm =
4291                 (win.getAttrs().flags & WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM) != 0;
4292         boolean notFocusableForIm = notFocusable ^ altFocusableIm;
4293         return !notFocusableForIm;
4294     }
4295
4296     /** {@inheritDoc} */
4297     @Override
4298     public void layoutWindowLw(WindowState win, WindowState attached) {
4299         // We've already done the navigation bar and status bar. If the status bar can receive
4300         // input, we need to layout it again to accomodate for the IME window.
4301         if ((win == mStatusBar && !canReceiveInput(win)) || win == mNavigationBar) {
4302             return;
4303         }
4304         final WindowManager.LayoutParams attrs = win.getAttrs();
4305         final boolean isDefaultDisplay = win.isDefaultDisplay();
4306         final boolean needsToOffsetInputMethodTarget = isDefaultDisplay &&
4307                 (win == mLastInputMethodTargetWindow && mLastInputMethodWindow != null);
4308         if (needsToOffsetInputMethodTarget) {
4309             if (DEBUG_LAYOUT) Slog.i(TAG, "Offset ime target window by the last ime window state");
4310             offsetInputMethodWindowLw(mLastInputMethodWindow);
4311         }
4312
4313         final int fl = PolicyControl.getWindowFlags(win, attrs);
4314         final int pfl = attrs.privateFlags;
4315         final int sim = attrs.softInputMode;
4316         final int sysUiFl = PolicyControl.getSystemUiVisibility(win, null);
4317
4318         final Rect pf = mTmpParentFrame;
4319         final Rect df = mTmpDisplayFrame;
4320         final Rect of = mTmpOverscanFrame;
4321         final Rect cf = mTmpContentFrame;
4322         final Rect vf = mTmpVisibleFrame;
4323         final Rect dcf = mTmpDecorFrame;
4324         final Rect sf = mTmpStableFrame;
4325         Rect osf = null;
4326         dcf.setEmpty();
4327
4328         final boolean hasNavBar = (isDefaultDisplay && mHasNavigationBar
4329                 && mNavigationBar != null && mNavigationBar.isVisibleLw());
4330
4331         final int adjust = sim & SOFT_INPUT_MASK_ADJUST;
4332
4333         if (isDefaultDisplay) {
4334             sf.set(mStableLeft, mStableTop, mStableRight, mStableBottom);
4335         } else {
4336             sf.set(mOverscanLeft, mOverscanTop, mOverscanRight, mOverscanBottom);
4337         }
4338
4339         if (!isDefaultDisplay) {
4340             if (attached != null) {
4341                 // If this window is attached to another, our display
4342                 // frame is the same as the one we are attached to.
4343                 setAttachedWindowFrames(win, fl, adjust, attached, true, pf, df, of, cf, vf);
4344             } else {
4345                 // Give the window full screen.
4346                 pf.left = df.left = of.left = cf.left = mOverscanScreenLeft;
4347                 pf.top = df.top = of.top = cf.top = mOverscanScreenTop;
4348                 pf.right = df.right = of.right = cf.right
4349                         = mOverscanScreenLeft + mOverscanScreenWidth;
4350                 pf.bottom = df.bottom = of.bottom = cf.bottom
4351                         = mOverscanScreenTop + mOverscanScreenHeight;
4352             }
4353         } else if (attrs.type == TYPE_INPUT_METHOD) {
4354             pf.left = df.left = of.left = cf.left = vf.left = mDockLeft;
4355             pf.top = df.top = of.top = cf.top = vf.top = mDockTop;
4356             pf.right = df.right = of.right = cf.right = vf.right = mDockRight;
4357             // IM dock windows layout below the nav bar...
4358             pf.bottom = df.bottom = of.bottom = mUnrestrictedScreenTop + mUnrestrictedScreenHeight;
4359             // ...with content insets above the nav bar
4360             cf.bottom = vf.bottom = mStableBottom;
4361             if (mStatusBar != null && mFocusedWindow == mStatusBar && canReceiveInput(mStatusBar)) {
4362                 // The status bar forces the navigation bar while it's visible. Make sure the IME
4363                 // avoids the navigation bar in that case.
4364                 pf.right = df.right = of.right = cf.right = vf.right = mStableRight;
4365             }
4366             // IM dock windows always go to the bottom of the screen.
4367             attrs.gravity = Gravity.BOTTOM;
4368             mDockLayer = win.getSurfaceLayer();
4369         } else if (attrs.type == TYPE_VOICE_INTERACTION) {
4370             pf.left = df.left = of.left = mUnrestrictedScreenLeft;
4371             pf.top = df.top = of.top = mUnrestrictedScreenTop;
4372             pf.right = df.right = of.right = mUnrestrictedScreenLeft + mUnrestrictedScreenWidth;
4373             pf.bottom = df.bottom = of.bottom = mUnrestrictedScreenTop + mUnrestrictedScreenHeight;
4374             if (adjust != SOFT_INPUT_ADJUST_RESIZE) {
4375                 cf.left = mDockLeft;
4376                 cf.top = mDockTop;
4377                 cf.right = mDockRight;
4378                 cf.bottom = mDockBottom;
4379             } else {
4380                 cf.left = mContentLeft;
4381                 cf.top = mContentTop;
4382                 cf.right = mContentRight;
4383                 cf.bottom = mContentBottom;
4384             }
4385             if (adjust != SOFT_INPUT_ADJUST_NOTHING) {
4386                 vf.left = mCurLeft;
4387                 vf.top = mCurTop;
4388                 vf.right = mCurRight;
4389                 vf.bottom = mCurBottom;
4390             } else {
4391                 vf.set(cf);
4392             }
4393         } else if (win == mStatusBar) {
4394             pf.left = df.left = of.left = mUnrestrictedScreenLeft;
4395             pf.top = df.top = of.top = mUnrestrictedScreenTop;
4396             pf.right = df.right = of.right = mUnrestrictedScreenWidth + mUnrestrictedScreenLeft;
4397             pf.bottom = df.bottom = of.bottom = mUnrestrictedScreenHeight + mUnrestrictedScreenTop;
4398             cf.left = vf.left = mStableLeft;
4399             cf.top = vf.top = mStableTop;
4400             cf.right = vf.right = mStableRight;
4401             vf.bottom = mStableBottom;
4402
4403             if (adjust == SOFT_INPUT_ADJUST_RESIZE) {
4404                 cf.bottom = mContentBottom;
4405             } else {
4406                 cf.bottom = mDockBottom;
4407                 vf.bottom = mContentBottom;
4408             }
4409         } else {
4410
4411             // Default policy decor for the default display
4412             dcf.left = mSystemLeft;
4413             dcf.top = mSystemTop;
4414             dcf.right = mSystemRight;
4415             dcf.bottom = mSystemBottom;
4416             final boolean inheritTranslucentDecor = (attrs.privateFlags
4417                     & WindowManager.LayoutParams.PRIVATE_FLAG_INHERIT_TRANSLUCENT_DECOR) != 0;
4418             final boolean isAppWindow =
4419                     attrs.type >= WindowManager.LayoutParams.FIRST_APPLICATION_WINDOW &&
4420                     attrs.type <= WindowManager.LayoutParams.LAST_APPLICATION_WINDOW;
4421             final boolean topAtRest =
4422                     win == mTopFullscreenOpaqueWindowState && !win.isAnimatingLw();
4423             if (isAppWindow && !inheritTranslucentDecor && !topAtRest) {
4424                 if ((sysUiFl & View.SYSTEM_UI_FLAG_FULLSCREEN) == 0
4425                         && (fl & WindowManager.LayoutParams.FLAG_FULLSCREEN) == 0
4426                         && (fl & WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS) == 0
4427                         && (fl & WindowManager.LayoutParams.
4428                                 FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) == 0
4429                         && (pfl & PRIVATE_FLAG_FORCE_DRAW_STATUS_BAR_BACKGROUND) == 0) {
4430                     // Ensure policy decor includes status bar
4431                     dcf.top = mStableTop;
4432                 }
4433                 if ((fl & WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION) == 0
4434                         && (sysUiFl & View.SYSTEM_UI_FLAG_HIDE_NAVIGATION) == 0
4435                         && (fl & WindowManager.LayoutParams.
4436                                 FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) == 0) {
4437                     // Ensure policy decor includes navigation bar
4438                     dcf.bottom = mStableBottom;
4439                     dcf.right = mStableRight;
4440                 }
4441             }
4442
4443             if ((fl & (FLAG_LAYOUT_IN_SCREEN | FLAG_LAYOUT_INSET_DECOR))
4444                     == (FLAG_LAYOUT_IN_SCREEN | FLAG_LAYOUT_INSET_DECOR)) {
4445                 if (DEBUG_LAYOUT) Slog.v(TAG, "layoutWindowLw(" + attrs.getTitle()
4446                             + "): IN_SCREEN, INSET_DECOR");
4447                 // This is the case for a normal activity window: we want it
4448                 // to cover all of the screen space, and it can take care of
4449                 // moving its contents to account for screen decorations that
4450                 // intrude into that space.
4451                 if (attached != null) {
4452                     // If this window is attached to another, our display
4453                     // frame is the same as the one we are attached to.
4454                     setAttachedWindowFrames(win, fl, adjust, attached, true, pf, df, of, cf, vf);
4455                 } else {
4456                     if (attrs.type == TYPE_STATUS_BAR_PANEL
4457                             || attrs.type == TYPE_STATUS_BAR_SUB_PANEL) {
4458                         // Status bar panels are the only windows who can go on top of
4459                         // the status bar.  They are protected by the STATUS_BAR_SERVICE
4460                         // permission, so they have the same privileges as the status
4461                         // bar itself.
4462                         //
4463                         // However, they should still dodge the navigation bar if it exists.
4464
4465                         pf.left = df.left = of.left = hasNavBar
4466                                 ? mDockLeft : mUnrestrictedScreenLeft;
4467                         pf.top = df.top = of.top = mUnrestrictedScreenTop;
4468                         pf.right = df.right = of.right = hasNavBar
4469                                 ? mRestrictedScreenLeft+mRestrictedScreenWidth
4470                                 : mUnrestrictedScreenLeft + mUnrestrictedScreenWidth;
4471                         pf.bottom = df.bottom = of.bottom = hasNavBar
4472                                 ? mRestrictedScreenTop+mRestrictedScreenHeight
4473                                 : mUnrestrictedScreenTop + mUnrestrictedScreenHeight;
4474
4475                         if (DEBUG_LAYOUT) Slog.v(TAG, String.format(
4476                                         "Laying out status bar window: (%d,%d - %d,%d)",
4477                                         pf.left, pf.top, pf.right, pf.bottom));
4478                     } else if ((fl & FLAG_LAYOUT_IN_OVERSCAN) != 0
4479                             && attrs.type >= WindowManager.LayoutParams.FIRST_APPLICATION_WINDOW
4480                             && attrs.type <= WindowManager.LayoutParams.LAST_SUB_WINDOW) {
4481                         // Asking to layout into the overscan region, so give it that pure
4482                         // unrestricted area.
4483                         pf.left = df.left = of.left = mOverscanScreenLeft;
4484                         pf.top = df.top = of.top = mOverscanScreenTop;
4485                         pf.right = df.right = of.right = mOverscanScreenLeft + mOverscanScreenWidth;
4486                         pf.bottom = df.bottom = of.bottom = mOverscanScreenTop
4487                                 + mOverscanScreenHeight;
4488                     } else if (canHideNavigationBar()
4489                             && (sysUiFl & View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) != 0
4490                             && attrs.type >= WindowManager.LayoutParams.FIRST_APPLICATION_WINDOW
4491                             && attrs.type <= WindowManager.LayoutParams.LAST_SUB_WINDOW) {
4492                         // Asking for layout as if the nav bar is hidden, lets the
4493                         // application extend into the unrestricted overscan screen area.  We
4494                         // only do this for application windows to ensure no window that
4495                         // can be above the nav bar can do this.
4496                         pf.left = df.left = mOverscanScreenLeft;
4497                         pf.top = df.top = mOverscanScreenTop;
4498                         pf.right = df.right = mOverscanScreenLeft + mOverscanScreenWidth;
4499                         pf.bottom = df.bottom = mOverscanScreenTop + mOverscanScreenHeight;
4500                         // We need to tell the app about where the frame inside the overscan
4501                         // is, so it can inset its content by that amount -- it didn't ask
4502                         // to actually extend itself into the overscan region.
4503                         of.left = mUnrestrictedScreenLeft;
4504                         of.top = mUnrestrictedScreenTop;
4505                         of.right = mUnrestrictedScreenLeft + mUnrestrictedScreenWidth;
4506                         of.bottom = mUnrestrictedScreenTop + mUnrestrictedScreenHeight;
4507                     } else {
4508                         pf.left = df.left = mRestrictedOverscanScreenLeft;
4509                         pf.top = df.top = mRestrictedOverscanScreenTop;
4510                         pf.right = df.right = mRestrictedOverscanScreenLeft
4511                                 + mRestrictedOverscanScreenWidth;
4512                         pf.bottom = df.bottom = mRestrictedOverscanScreenTop
4513                                 + mRestrictedOverscanScreenHeight;
4514                         // We need to tell the app about where the frame inside the overscan
4515                         // is, so it can inset its content by that amount -- it didn't ask
4516                         // to actually extend itself into the overscan region.
4517                         of.left = mUnrestrictedScreenLeft;
4518                         of.top = mUnrestrictedScreenTop;
4519                         of.right = mUnrestrictedScreenLeft + mUnrestrictedScreenWidth;
4520                         of.bottom = mUnrestrictedScreenTop + mUnrestrictedScreenHeight;
4521                     }
4522
4523                     if ((fl & FLAG_FULLSCREEN) == 0) {
4524                         if (win.isVoiceInteraction()) {
4525                             cf.left = mVoiceContentLeft;
4526                             cf.top = mVoiceContentTop;
4527                             cf.right = mVoiceContentRight;
4528                             cf.bottom = mVoiceContentBottom;
4529                         } else {
4530                             if (adjust != SOFT_INPUT_ADJUST_RESIZE) {
4531                                 cf.left = mDockLeft;
4532                                 cf.top = mDockTop;
4533                                 cf.right = mDockRight;
4534                                 cf.bottom = mDockBottom;
4535                             } else {
4536                                 cf.left = mContentLeft;
4537                                 cf.top = mContentTop;
4538                                 cf.right = mContentRight;
4539                                 cf.bottom = mContentBottom;
4540                             }
4541                         }
4542                     } else {
4543                         // Full screen windows are always given a layout that is as if the
4544                         // status bar and other transient decors are gone.  This is to avoid
4545                         // bad states when moving from a window that is not hding the
4546                         // status bar to one that is.
4547                         cf.left = mRestrictedScreenLeft;
4548                         cf.top = mRestrictedScreenTop;
4549                         cf.right = mRestrictedScreenLeft + mRestrictedScreenWidth;
4550                         cf.bottom = mRestrictedScreenTop + mRestrictedScreenHeight;
4551                     }
4552                     applyStableConstraints(sysUiFl, fl, cf);
4553                     if (adjust != SOFT_INPUT_ADJUST_NOTHING) {
4554                         vf.left = mCurLeft;
4555                         vf.top = mCurTop;
4556                         vf.right = mCurRight;
4557                         vf.bottom = mCurBottom;
4558                     } else {
4559                         vf.set(cf);
4560                     }
4561                 }
4562             } else if ((fl & FLAG_LAYOUT_IN_SCREEN) != 0 || (sysUiFl
4563                     & (View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
4564                             | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION)) != 0) {
4565                 if (DEBUG_LAYOUT) Slog.v(TAG, "layoutWindowLw(" + attrs.getTitle() +
4566                         "): IN_SCREEN");
4567                 // A window that has requested to fill the entire screen just
4568                 // gets everything, period.
4569                 if (attrs.type == TYPE_STATUS_BAR_PANEL
4570                         || attrs.type == TYPE_STATUS_BAR_SUB_PANEL
4571                         || attrs.type == TYPE_VOLUME_OVERLAY) {
4572                     pf.left = df.left = of.left = cf.left = hasNavBar
4573                             ? mDockLeft : mUnrestrictedScreenLeft;
4574                     pf.top = df.top = of.top = cf.top = mUnrestrictedScreenTop;
4575                     pf.right = df.right = of.right = cf.right = hasNavBar
4576                                         ? mRestrictedScreenLeft+mRestrictedScreenWidth
4577                                         : mUnrestrictedScreenLeft + mUnrestrictedScreenWidth;
4578                     pf.bottom = df.bottom = of.bottom = cf.bottom = hasNavBar
4579                                           ? mRestrictedScreenTop+mRestrictedScreenHeight
4580                                           : mUnrestrictedScreenTop + mUnrestrictedScreenHeight;
4581                     if (DEBUG_LAYOUT) Slog.v(TAG, String.format(
4582                                     "Laying out IN_SCREEN status bar window: (%d,%d - %d,%d)",
4583                                     pf.left, pf.top, pf.right, pf.bottom));
4584                 } else if (attrs.type == TYPE_NAVIGATION_BAR
4585                         || attrs.type == TYPE_NAVIGATION_BAR_PANEL) {
4586                     // The navigation bar has Real Ultimate Power.
4587                     pf.left = df.left = of.left = mUnrestrictedScreenLeft;
4588                     pf.top = df.top = of.top = mUnrestrictedScreenTop;
4589                     pf.right = df.right = of.right = mUnrestrictedScreenLeft
4590                             + mUnrestrictedScreenWidth;
4591                     pf.bottom = df.bottom = of.bottom = mUnrestrictedScreenTop
4592                             + mUnrestrictedScreenHeight;
4593                     if (DEBUG_LAYOUT) Slog.v(TAG, String.format(
4594                                     "Laying out navigation bar window: (%d,%d - %d,%d)",
4595                                     pf.left, pf.top, pf.right, pf.bottom));
4596                 } else if ((attrs.type == TYPE_SECURE_SYSTEM_OVERLAY
4597                                 || attrs.type == TYPE_BOOT_PROGRESS
4598                                 || attrs.type == TYPE_SCREENSHOT)
4599                         && ((fl & FLAG_FULLSCREEN) != 0)) {
4600                     // Fullscreen secure system overlays get what they ask for. Screenshot region
4601                     // selection overlay should also expand to full screen.
4602                     pf.left = df.left = of.left = cf.left = mOverscanScreenLeft;
4603                     pf.top = df.top = of.top = cf.top = mOverscanScreenTop;
4604                     pf.right = df.right = of.right = cf.right = mOverscanScreenLeft
4605                             + mOverscanScreenWidth;
4606                     pf.bottom = df.bottom = of.bottom = cf.bottom = mOverscanScreenTop
4607                             + mOverscanScreenHeight;
4608                 } else if (attrs.type == TYPE_BOOT_PROGRESS) {
4609                     // Boot progress screen always covers entire display.
4610                     pf.left = df.left = of.left = cf.left = mOverscanScreenLeft;
4611                     pf.top = df.top = of.top = cf.top = mOverscanScreenTop;
4612                     pf.right = df.right = of.right = cf.right = mOverscanScreenLeft
4613                             + mOverscanScreenWidth;
4614                     pf.bottom = df.bottom = of.bottom = cf.bottom = mOverscanScreenTop
4615                             + mOverscanScreenHeight;
4616                 } else if (attrs.type == TYPE_WALLPAPER) {
4617                     // The wallpaper also has Real Ultimate Power, but we want to tell
4618                     // it about the overscan area.
4619                     pf.left = df.left = mOverscanScreenLeft;
4620                     pf.top = df.top = mOverscanScreenTop;
4621                     pf.right = df.right = mOverscanScreenLeft + mOverscanScreenWidth;
4622                     pf.bottom = df.bottom = mOverscanScreenTop + mOverscanScreenHeight;
4623                     of.left = cf.left = mUnrestrictedScreenLeft;
4624                     of.top = cf.top = mUnrestrictedScreenTop;
4625                     of.right = cf.right = mUnrestrictedScreenLeft + mUnrestrictedScreenWidth;
4626                     of.bottom = cf.bottom = mUnrestrictedScreenTop + mUnrestrictedScreenHeight;
4627                 } else if ((fl & FLAG_LAYOUT_IN_OVERSCAN) != 0
4628                         && attrs.type >= WindowManager.LayoutParams.FIRST_APPLICATION_WINDOW
4629                         && attrs.type <= WindowManager.LayoutParams.LAST_SUB_WINDOW) {
4630                     // Asking to layout into the overscan region, so give it that pure
4631                     // unrestricted area.
4632                     pf.left = df.left = of.left = cf.left = mOverscanScreenLeft;
4633                     pf.top = df.top = of.top = cf.top = mOverscanScreenTop;
4634                     pf.right = df.right = of.right = cf.right
4635                             = mOverscanScreenLeft + mOverscanScreenWidth;
4636                     pf.bottom = df.bottom = of.bottom = cf.bottom
4637                             = mOverscanScreenTop + mOverscanScreenHeight;
4638                 } else if (canHideNavigationBar()
4639                         && (sysUiFl & View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION) != 0
4640                         && (attrs.type == TYPE_STATUS_BAR
4641                             || attrs.type == TYPE_TOAST
4642                             || attrs.type == TYPE_DOCK_DIVIDER
4643                             || attrs.type == TYPE_VOICE_INTERACTION_STARTING
4644                             || (attrs.type >= WindowManager.LayoutParams.FIRST_APPLICATION_WINDOW
4645                             && attrs.type <= WindowManager.LayoutParams.LAST_SUB_WINDOW))) {
4646                     // Asking for layout as if the nav bar is hidden, lets the
4647                     // application extend into the unrestricted screen area.  We
4648                     // only do this for application windows (or toasts) to ensure no window that
4649                     // can be above the nav bar can do this.
4650                     // XXX This assumes that an app asking for this will also
4651                     // ask for layout in only content.  We can't currently figure out
4652                     // what the screen would be if only laying out to hide the nav bar.
4653                     pf.left = df.left = of.left = cf.left = mUnrestrictedScreenLeft;
4654                     pf.top = df.top = of.top = cf.top = mUnrestrictedScreenTop;
4655                     pf.right = df.right = of.right = cf.right = mUnrestrictedScreenLeft
4656                             + mUnrestrictedScreenWidth;
4657                     pf.bottom = df.bottom = of.bottom = cf.bottom = mUnrestrictedScreenTop
4658                             + mUnrestrictedScreenHeight;
4659                 } else if ((sysUiFl & View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN) != 0) {
4660                     pf.left = df.left = of.left = mRestrictedScreenLeft;
4661                     pf.top = df.top = of.top  = mRestrictedScreenTop;
4662                     pf.right = df.right = of.right = mRestrictedScreenLeft + mRestrictedScreenWidth;
4663                     pf.bottom = df.bottom = of.bottom = mRestrictedScreenTop
4664                             + mRestrictedScreenHeight;
4665                     if (adjust != SOFT_INPUT_ADJUST_RESIZE) {
4666                         cf.left = mDockLeft;
4667                         cf.top = mDockTop;
4668                         cf.right = mDockRight;
4669                         cf.bottom = mDockBottom;
4670                     } else {
4671                         cf.left = mContentLeft;
4672                         cf.top = mContentTop;
4673                         cf.right = mContentRight;
4674                         cf.bottom = mContentBottom;
4675                     }
4676                 } else {
4677                     pf.left = df.left = of.left = cf.left = mRestrictedScreenLeft;
4678                     pf.top = df.top = of.top = cf.top = mRestrictedScreenTop;
4679                     pf.right = df.right = of.right = cf.right = mRestrictedScreenLeft
4680                             + mRestrictedScreenWidth;
4681                     pf.bottom = df.bottom = of.bottom = cf.bottom = mRestrictedScreenTop
4682                             + mRestrictedScreenHeight;
4683                 }
4684
4685                 applyStableConstraints(sysUiFl, fl, cf);
4686
4687                 if (adjust != SOFT_INPUT_ADJUST_NOTHING) {
4688                     vf.left = mCurLeft;
4689                     vf.top = mCurTop;
4690                     vf.right = mCurRight;
4691                     vf.bottom = mCurBottom;
4692                 } else {
4693                     vf.set(cf);
4694                 }
4695             } else if (attached != null) {
4696                 if (DEBUG_LAYOUT) Slog.v(TAG, "layoutWindowLw(" + attrs.getTitle() +
4697                         "): attached to " + attached);
4698                 // A child window should be placed inside of the same visible
4699                 // frame that its parent had.
4700                 setAttachedWindowFrames(win, fl, adjust, attached, false, pf, df, of, cf, vf);
4701             } else {
4702                 if (DEBUG_LAYOUT) Slog.v(TAG, "layoutWindowLw(" + attrs.getTitle() +
4703                         "): normal window");
4704                 // Otherwise, a normal window must be placed inside the content
4705                 // of all screen decorations.
4706                 if (attrs.type == TYPE_STATUS_BAR_PANEL || attrs.type == TYPE_VOLUME_OVERLAY) {
4707                     // Status bar panels and the volume dialog are the only windows who can go on
4708                     // top of the status bar.  They are protected by the STATUS_BAR_SERVICE
4709                     // permission, so they have the same privileges as the status
4710                     // bar itself.
4711                     pf.left = df.left = of.left = cf.left = mRestrictedScreenLeft;
4712                     pf.top = df.top = of.top = cf.top = mRestrictedScreenTop;
4713                     pf.right = df.right = of.right = cf.right = mRestrictedScreenLeft
4714                             + mRestrictedScreenWidth;
4715                     pf.bottom = df.bottom = of.bottom = cf.bottom = mRestrictedScreenTop
4716                             + mRestrictedScreenHeight;
4717                 } else if (attrs.type == TYPE_TOAST || attrs.type == TYPE_SYSTEM_ALERT) {
4718                     // These dialogs are stable to interim decor changes.
4719                     pf.left = df.left = of.left = cf.left = mStableLeft;
4720                     pf.top = df.top = of.top = cf.top = mStableTop;
4721                     pf.right = df.right = of.right = cf.right = mStableRight;
4722                     pf.bottom = df.bottom = of.bottom = cf.bottom = mStableBottom;
4723                 } else {
4724                     pf.left = mContentLeft;
4725                     pf.top = mContentTop;
4726                     pf.right = mContentRight;
4727                     pf.bottom = mContentBottom;
4728                     if (win.isVoiceInteraction()) {
4729                         df.left = of.left = cf.left = mVoiceContentLeft;
4730                         df.top = of.top = cf.top = mVoiceContentTop;
4731                         df.right = of.right = cf.right = mVoiceContentRight;
4732                         df.bottom = of.bottom = cf.bottom = mVoiceContentBottom;
4733                     } else if (adjust != SOFT_INPUT_ADJUST_RESIZE) {
4734                         df.left = of.left = cf.left = mDockLeft;
4735                         df.top = of.top = cf.top = mDockTop;
4736                         df.right = of.right = cf.right = mDockRight;
4737                         df.bottom = of.bottom = cf.bottom = mDockBottom;
4738                     } else {
4739                         df.left = of.left = cf.left = mContentLeft;
4740                         df.top = of.top = cf.top = mContentTop;
4741                         df.right = of.right = cf.right = mContentRight;
4742                         df.bottom = of.bottom = cf.bottom = mContentBottom;
4743                     }
4744                     if (adjust != SOFT_INPUT_ADJUST_NOTHING) {
4745                         vf.left = mCurLeft;
4746                         vf.top = mCurTop;
4747                         vf.right = mCurRight;
4748                         vf.bottom = mCurBottom;
4749                     } else {
4750                         vf.set(cf);
4751                     }
4752                 }
4753             }
4754         }
4755
4756         // TYPE_SYSTEM_ERROR is above the NavigationBar so it can't be allowed to extend over it.
4757         // Also, we don't allow windows in multi-window mode to extend out of the screen.
4758         if ((fl & FLAG_LAYOUT_NO_LIMITS) != 0 && attrs.type != TYPE_SYSTEM_ERROR
4759                 && !win.isInMultiWindowMode()) {
4760             df.left = df.top = -10000;
4761             df.right = df.bottom = 10000;
4762             if (attrs.type != TYPE_WALLPAPER) {
4763                 of.left = of.top = cf.left = cf.top = vf.left = vf.top = -10000;
4764                 of.right = of.bottom = cf.right = cf.bottom = vf.right = vf.bottom = 10000;
4765             }
4766         }
4767
4768         // If the device has a chin (e.g. some watches), a dead area at the bottom of the screen we
4769         // need to provide information to the clients that want to pretend that you can draw there.
4770         // We only want to apply outsets to certain types of windows. For example, we never want to
4771         // apply the outsets to floating dialogs, because they wouldn't make sense there.
4772         final boolean useOutsets = shouldUseOutsets(attrs, fl);
4773         if (isDefaultDisplay && useOutsets) {
4774             osf = mTmpOutsetFrame;
4775             osf.set(cf.left, cf.top, cf.right, cf.bottom);
4776             int outset = ScreenShapeHelper.getWindowOutsetBottomPx(mContext.getResources());
4777             if (outset > 0) {
4778                 int rotation = mDisplayRotation;
4779                 if (rotation == Surface.ROTATION_0) {
4780                     osf.bottom += outset;
4781                 } else if (rotation == Surface.ROTATION_90) {
4782                     osf.right += outset;
4783                 } else if (rotation == Surface.ROTATION_180) {
4784                     osf.top -= outset;
4785                 } else if (rotation == Surface.ROTATION_270) {
4786                     osf.left -= outset;
4787                 }
4788                 if (DEBUG_LAYOUT) Slog.v(TAG, "applying bottom outset of " + outset
4789                         + " with rotation " + rotation + ", result: " + osf);
4790             }
4791         }
4792
4793         if (DEBUG_LAYOUT) Slog.v(TAG, "Compute frame " + attrs.getTitle()
4794                 + ": sim=#" + Integer.toHexString(sim)
4795                 + " attach=" + attached + " type=" + attrs.type
4796                 + String.format(" flags=0x%08x", fl)
4797                 + " pf=" + pf.toShortString() + " df=" + df.toShortString()
4798                 + " of=" + of.toShortString()
4799                 + " cf=" + cf.toShortString() + " vf=" + vf.toShortString()
4800                 + " dcf=" + dcf.toShortString()
4801                 + " sf=" + sf.toShortString()
4802                 + " osf=" + (osf == null ? "null" : osf.toShortString()));
4803
4804         win.computeFrameLw(pf, df, of, cf, vf, dcf, sf, osf);
4805
4806         // Dock windows carve out the bottom of the screen, so normal windows
4807         // can't appear underneath them.
4808         if (attrs.type == TYPE_INPUT_METHOD && win.isVisibleOrBehindKeyguardLw()
4809                 && win.isDisplayedLw() && !win.getGivenInsetsPendingLw()) {
4810             setLastInputMethodWindowLw(null, null);
4811             offsetInputMethodWindowLw(win);
4812         }
4813         if (attrs.type == TYPE_VOICE_INTERACTION && win.isVisibleOrBehindKeyguardLw()
4814                 && !win.getGivenInsetsPendingLw()) {
4815             offsetVoiceInputWindowLw(win);
4816         }
4817     }
4818
4819     private void offsetInputMethodWindowLw(WindowState win) {
4820         int top = Math.max(win.getDisplayFrameLw().top, win.getContentFrameLw().top);
4821         top += win.getGivenContentInsetsLw().top;
4822         if (mContentBottom > top) {
4823             mContentBottom = top;
4824         }
4825         if (mVoiceContentBottom > top) {
4826             mVoiceContentBottom = top;
4827         }
4828         top = win.getVisibleFrameLw().top;
4829         top += win.getGivenVisibleInsetsLw().top;
4830         if (mCurBottom > top) {
4831             mCurBottom = top;
4832         }
4833         if (DEBUG_LAYOUT) Slog.v(TAG, "Input method: mDockBottom="
4834                 + mDockBottom + " mContentBottom="
4835                 + mContentBottom + " mCurBottom=" + mCurBottom);
4836     }
4837
4838     private void offsetVoiceInputWindowLw(WindowState win) {
4839         int top = Math.max(win.getDisplayFrameLw().top, win.getContentFrameLw().top);
4840         top += win.getGivenContentInsetsLw().top;
4841         if (mVoiceContentBottom > top) {
4842             mVoiceContentBottom = top;
4843         }
4844     }
4845
4846     /** {@inheritDoc} */
4847     @Override
4848     public void finishLayoutLw() {
4849         return;
4850     }
4851
4852     /** {@inheritDoc} */
4853     @Override
4854     public void beginPostLayoutPolicyLw(int displayWidth, int displayHeight) {
4855         mTopFullscreenOpaqueWindowState = null;
4856         mTopFullscreenOpaqueOrDimmingWindowState = null;
4857         mTopDockedOpaqueWindowState = null;
4858         mTopDockedOpaqueOrDimmingWindowState = null;
4859         mAppsToBeHidden.clear();
4860         mAppsThatDismissKeyguard.clear();
4861         mForceStatusBar = false;
4862         mForceStatusBarFromKeyguard = false;
4863         mForceStatusBarTransparent = false;
4864         mForcingShowNavBar = false;
4865         mForcingShowNavBarLayer = -1;
4866
4867         mHideLockScreen = false;
4868         mAllowLockscreenWhenOn = false;
4869         mDismissKeyguard = DISMISS_KEYGUARD_NONE;
4870         mShowingLockscreen = false;
4871         mShowingDream = false;
4872         mWinShowWhenLocked = null;
4873         mKeyguardSecure = isKeyguardSecure(mCurrentUserId);
4874         mKeyguardSecureIncludingHidden = mKeyguardSecure
4875                 && (mKeyguardDelegate != null && mKeyguardDelegate.isShowing());
4876     }
4877
4878     /** {@inheritDoc} */
4879     @Override
4880     public void applyPostLayoutPolicyLw(WindowState win, WindowManager.LayoutParams attrs,
4881             WindowState attached) {
4882         if (DEBUG_LAYOUT) Slog.i(TAG, "Win " + win + ": isVisibleOrBehindKeyguardLw="
4883                 + win.isVisibleOrBehindKeyguardLw());
4884         final int fl = PolicyControl.getWindowFlags(win, attrs);
4885         if (mTopFullscreenOpaqueWindowState == null
4886                 && win.isVisibleLw() && attrs.type == TYPE_INPUT_METHOD) {
4887             mForcingShowNavBar = true;
4888             mForcingShowNavBarLayer = win.getSurfaceLayer();
4889         }
4890         if (attrs.type == TYPE_STATUS_BAR) {
4891             if ((attrs.privateFlags & PRIVATE_FLAG_KEYGUARD) != 0) {
4892                 mForceStatusBarFromKeyguard = true;
4893                 mShowingLockscreen = true;
4894             }
4895             if ((attrs.privateFlags & PRIVATE_FLAG_FORCE_STATUS_BAR_VISIBLE_TRANSPARENT) != 0) {
4896                 mForceStatusBarTransparent = true;
4897             }
4898         }
4899
4900         boolean appWindow = attrs.type >= FIRST_APPLICATION_WINDOW
4901                 && attrs.type < FIRST_SYSTEM_WINDOW;
4902         final boolean showWhenLocked = (fl & FLAG_SHOW_WHEN_LOCKED) != 0;
4903         final boolean dismissKeyguard = (fl & FLAG_DISMISS_KEYGUARD) != 0;
4904         final int stackId = win.getStackId();
4905         if (mTopFullscreenOpaqueWindowState == null &&
4906                 win.isVisibleOrBehindKeyguardLw() && !win.isGoneForLayoutLw()) {
4907             if ((fl & FLAG_FORCE_NOT_FULLSCREEN) != 0) {
4908                 if ((attrs.privateFlags & PRIVATE_FLAG_KEYGUARD) != 0) {
4909                     mForceStatusBarFromKeyguard = true;
4910                 } else {
4911                     mForceStatusBar = true;
4912                 }
4913             }
4914             if (attrs.type == TYPE_DREAM) {
4915                 // If the lockscreen was showing when the dream started then wait
4916                 // for the dream to draw before hiding the lockscreen.
4917                 if (!mDreamingLockscreen
4918                         || (win.isVisibleLw() && win.hasDrawnLw())) {
4919                     mShowingDream = true;
4920                     appWindow = true;
4921                 }
4922             }
4923
4924             final IApplicationToken appToken = win.getAppToken();
4925
4926             // For app windows that are not attached, we decide if all windows in the app they
4927             // represent should be hidden or if we should hide the lockscreen. For attached app
4928             // windows we defer the decision to the window it is attached to.
4929             if (appWindow && attached == null) {
4930                 if (showWhenLocked) {
4931                     // Remove any previous windows with the same appToken.
4932                     mAppsToBeHidden.remove(appToken);
4933                     mAppsThatDismissKeyguard.remove(appToken);
4934                     if (mAppsToBeHidden.isEmpty()) {
4935                         if (dismissKeyguard && !mKeyguardSecure) {
4936                             mAppsThatDismissKeyguard.add(appToken);
4937                         } else if (win.isDrawnLw() || win.hasAppShownWindows()) {
4938                             mWinShowWhenLocked = win;
4939                             mHideLockScreen = true;
4940                             mForceStatusBarFromKeyguard = false;
4941                         }
4942                     }
4943                 } else if (dismissKeyguard) {
4944                     if (mKeyguardSecure) {
4945                         mAppsToBeHidden.add(appToken);
4946                     } else {
4947                         mAppsToBeHidden.remove(appToken);
4948                     }
4949                     mAppsThatDismissKeyguard.add(appToken);
4950                 } else {
4951                     mAppsToBeHidden.add(appToken);
4952                 }
4953                 if (isFullscreen(attrs) && StackId.normallyFullscreenWindows(stackId)) {
4954                     if (DEBUG_LAYOUT) Slog.v(TAG, "Fullscreen window: " + win);
4955                     mTopFullscreenOpaqueWindowState = win;
4956                     if (mTopFullscreenOpaqueOrDimmingWindowState == null) {
4957                         mTopFullscreenOpaqueOrDimmingWindowState = win;
4958                     }
4959                     if (!mAppsThatDismissKeyguard.isEmpty() &&
4960                             mDismissKeyguard == DISMISS_KEYGUARD_NONE) {
4961                         if (DEBUG_LAYOUT) Slog.v(TAG,
4962                                 "Setting mDismissKeyguard true by win " + win);
4963                         mDismissKeyguard = (mWinDismissingKeyguard == win
4964                                 && mSecureDismissingKeyguard == mKeyguardSecure)
4965                                 ? DISMISS_KEYGUARD_CONTINUE : DISMISS_KEYGUARD_START;
4966                         mWinDismissingKeyguard = win;
4967                         mSecureDismissingKeyguard = mKeyguardSecure;
4968                         mForceStatusBarFromKeyguard = mShowingLockscreen && mKeyguardSecure;
4969                     } else if (mAppsToBeHidden.isEmpty() && showWhenLocked
4970                             && (win.isDrawnLw() || win.hasAppShownWindows())) {
4971                         if (DEBUG_LAYOUT) Slog.v(TAG,
4972                                 "Setting mHideLockScreen to true by win " + win);
4973                         mHideLockScreen = true;
4974                         mForceStatusBarFromKeyguard = false;
4975                     }
4976                     if ((fl & FLAG_ALLOW_LOCK_WHILE_SCREEN_ON) != 0) {
4977                         mAllowLockscreenWhenOn = true;
4978                     }
4979                 }
4980
4981                 if (!mKeyguardHidden && mWinShowWhenLocked != null &&
4982                         mWinShowWhenLocked.getAppToken() != win.getAppToken() &&
4983                         (attrs.flags & FLAG_SHOW_WHEN_LOCKED) == 0) {
4984                     win.hideLw(false);
4985                 }
4986             }
4987         } else if (mTopFullscreenOpaqueWindowState == null && mWinShowWhenLocked == null) {
4988             // No TopFullscreenOpaqueWindow is showing, but we found a SHOW_WHEN_LOCKED window
4989             // that is being hidden in an animation - keep the
4990             // keyguard hidden until the new window shows up and
4991             // we know whether to show the keyguard or not.
4992             if (win.isAnimatingLw() && appWindow && showWhenLocked && mKeyguardHidden) {
4993                 mHideLockScreen = true;
4994                 mWinShowWhenLocked = win;
4995             }
4996         }
4997
4998         // Keep track of the window if it's dimming but not necessarily fullscreen.
4999         final boolean reallyVisible = win.isVisibleOrBehindKeyguardLw() && !win.isGoneForLayoutLw();
5000         if (mTopFullscreenOpaqueOrDimmingWindowState == null &&  reallyVisible
5001                 && win.isDimming() && StackId.normallyFullscreenWindows(stackId)) {
5002             mTopFullscreenOpaqueOrDimmingWindowState = win;
5003         }
5004
5005         // We need to keep track of the top "fullscreen" opaque window for the docked stack
5006         // separately, because both the "real fullscreen" opaque window and the one for the docked
5007         // stack can control View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR.
5008         if (mTopDockedOpaqueWindowState == null && reallyVisible && appWindow && attached == null
5009                 && isFullscreen(attrs) && stackId == DOCKED_STACK_ID) {
5010             mTopDockedOpaqueWindowState = win;
5011             if (mTopDockedOpaqueOrDimmingWindowState == null) {
5012                 mTopDockedOpaqueOrDimmingWindowState = win;
5013             }
5014         }
5015
5016         // Also keep track of any windows that are dimming but not necessarily fullscreen in the
5017         // docked stack.
5018         if (mTopDockedOpaqueOrDimmingWindowState == null && reallyVisible && win.isDimming()
5019                 && stackId == DOCKED_STACK_ID) {
5020             mTopDockedOpaqueOrDimmingWindowState = win;
5021         }
5022     }
5023
5024     private boolean isFullscreen(WindowManager.LayoutParams attrs) {
5025         return attrs.x == 0 && attrs.y == 0
5026                 && attrs.width == WindowManager.LayoutParams.MATCH_PARENT
5027                 && attrs.height == WindowManager.LayoutParams.MATCH_PARENT;
5028     }
5029
5030     /** {@inheritDoc} */
5031     @Override
5032     public int finishPostLayoutPolicyLw() {
5033         if (mWinShowWhenLocked != null && mTopFullscreenOpaqueWindowState != null &&
5034                 mWinShowWhenLocked.getAppToken() != mTopFullscreenOpaqueWindowState.getAppToken()
5035                 && isKeyguardLocked()) {
5036             // A dialog is dismissing the keyguard. Put the wallpaper behind it and hide the
5037             // fullscreen window.
5038             // TODO: Make sure FLAG_SHOW_WALLPAPER is restored when dialog is dismissed. Or not.
5039             mWinShowWhenLocked.getAttrs().flags |= FLAG_SHOW_WALLPAPER;
5040             mTopFullscreenOpaqueWindowState.hideLw(false);
5041             mTopFullscreenOpaqueWindowState = mWinShowWhenLocked;
5042         }
5043
5044         int changes = 0;
5045         boolean topIsFullscreen = false;
5046
5047         final WindowManager.LayoutParams lp = (mTopFullscreenOpaqueWindowState != null)
5048                 ? mTopFullscreenOpaqueWindowState.getAttrs()
5049                 : null;
5050
5051         // If we are not currently showing a dream then remember the current
5052         // lockscreen state.  We will use this to determine whether the dream
5053         // started while the lockscreen was showing and remember this state
5054         // while the dream is showing.
5055         if (!mShowingDream) {
5056             mDreamingLockscreen = mShowingLockscreen;
5057             if (mDreamingSleepTokenNeeded) {
5058                 mDreamingSleepTokenNeeded = false;
5059                 mHandler.obtainMessage(MSG_UPDATE_DREAMING_SLEEP_TOKEN, 0, 1).sendToTarget();
5060             }
5061         } else {
5062             if (!mDreamingSleepTokenNeeded) {
5063                 mDreamingSleepTokenNeeded = true;
5064                 mHandler.obtainMessage(MSG_UPDATE_DREAMING_SLEEP_TOKEN, 1, 1).sendToTarget();
5065             }
5066         }
5067
5068         if (mStatusBar != null) {
5069             if (DEBUG_LAYOUT) Slog.i(TAG, "force=" + mForceStatusBar
5070                     + " forcefkg=" + mForceStatusBarFromKeyguard
5071                     + " top=" + mTopFullscreenOpaqueWindowState);
5072             boolean shouldBeTransparent = mForceStatusBarTransparent
5073                     && !mForceStatusBar
5074                     && !mForceStatusBarFromKeyguard;
5075             if (!shouldBeTransparent) {
5076                 mStatusBarController.setShowTransparent(false /* transparent */);
5077             } else if (!mStatusBar.isVisibleLw()) {
5078                 mStatusBarController.setShowTransparent(true /* transparent */);
5079             }
5080
5081             WindowManager.LayoutParams statusBarAttrs = mStatusBar.getAttrs();
5082             boolean statusBarExpanded = statusBarAttrs.height == MATCH_PARENT
5083                     && statusBarAttrs.width == MATCH_PARENT;
5084             if (mForceStatusBar || mForceStatusBarFromKeyguard || mForceStatusBarTransparent
5085                     || statusBarExpanded) {
5086                 if (DEBUG_LAYOUT) Slog.v(TAG, "Showing status bar: forced");
5087                 if (mStatusBarController.setBarShowingLw(true)) {
5088                     changes |= FINISH_LAYOUT_REDO_LAYOUT;
5089                 }
5090                 // Maintain fullscreen layout until incoming animation is complete.
5091                 topIsFullscreen = mTopIsFullscreen && mStatusBar.isAnimatingLw();
5092                 // Transient status bar on the lockscreen is not allowed
5093                 if (mForceStatusBarFromKeyguard && mStatusBarController.isTransientShowing()) {
5094                     mStatusBarController.updateVisibilityLw(false /*transientAllowed*/,
5095                             mLastSystemUiFlags, mLastSystemUiFlags);
5096                 }
5097                 if (statusBarExpanded && mNavigationBar != null) {
5098                     if (mNavigationBarController.setBarShowingLw(true)) {
5099                         changes |= FINISH_LAYOUT_REDO_LAYOUT;
5100                     }
5101                 }
5102             } else if (mTopFullscreenOpaqueWindowState != null) {
5103                 final int fl = PolicyControl.getWindowFlags(null, lp);
5104                 if (localLOGV) {
5105                     Slog.d(TAG, "frame: " + mTopFullscreenOpaqueWindowState.getFrameLw()
5106                             + " shown position: "
5107                             + mTopFullscreenOpaqueWindowState.getShownPositionLw());
5108                     Slog.d(TAG, "attr: " + mTopFullscreenOpaqueWindowState.getAttrs()
5109                             + " lp.flags=0x" + Integer.toHexString(fl));
5110                 }
5111                 topIsFullscreen = (fl & WindowManager.LayoutParams.FLAG_FULLSCREEN) != 0
5112                         || (mLastSystemUiFlags & View.SYSTEM_UI_FLAG_FULLSCREEN) != 0;
5113                 // The subtle difference between the window for mTopFullscreenOpaqueWindowState
5114                 // and mTopIsFullscreen is that mTopIsFullscreen is set only if the window
5115                 // has the FLAG_FULLSCREEN set.  Not sure if there is another way that to be the
5116                 // case though.
5117                 if (mStatusBarController.isTransientShowing()) {
5118                     if (mStatusBarController.setBarShowingLw(true)) {
5119                         changes |= FINISH_LAYOUT_REDO_LAYOUT;
5120                     }
5121                 } else if (topIsFullscreen
5122                         && !mWindowManagerInternal.isStackVisible(FREEFORM_WORKSPACE_STACK_ID)
5123                         && !mWindowManagerInternal.isStackVisible(DOCKED_STACK_ID)) {
5124                     if (DEBUG_LAYOUT) Slog.v(TAG, "** HIDING status bar");
5125                     if (mStatusBarController.setBarShowingLw(false)) {
5126                         changes |= FINISH_LAYOUT_REDO_LAYOUT;
5127                     } else {
5128                         if (DEBUG_LAYOUT) Slog.v(TAG, "Status bar already hiding");
5129                     }
5130                 } else {
5131                     if (DEBUG_LAYOUT) Slog.v(TAG, "** SHOWING status bar: top is not fullscreen");
5132                     if (mStatusBarController.setBarShowingLw(true)) {
5133                         changes |= FINISH_LAYOUT_REDO_LAYOUT;
5134                     }
5135                 }
5136             }
5137         }
5138
5139         if (mTopIsFullscreen != topIsFullscreen) {
5140             if (!topIsFullscreen) {
5141                 // Force another layout when status bar becomes fully shown.
5142                 changes |= FINISH_LAYOUT_REDO_LAYOUT;
5143             }
5144             mTopIsFullscreen = topIsFullscreen;
5145         }
5146
5147         // Hide the key guard if a visible window explicitly specifies that it wants to be
5148         // displayed when the screen is locked.
5149         if (mKeyguardDelegate != null && mStatusBar != null) {
5150             if (localLOGV) Slog.v(TAG, "finishPostLayoutPolicyLw: mHideKeyguard="
5151                     + mHideLockScreen);
5152             if (mDismissKeyguard != DISMISS_KEYGUARD_NONE && !mKeyguardSecure) {
5153                 mKeyguardHidden = true;
5154                 if (setKeyguardOccludedLw(true)) {
5155                     changes |= FINISH_LAYOUT_REDO_LAYOUT
5156                             | FINISH_LAYOUT_REDO_CONFIG
5157                             | FINISH_LAYOUT_REDO_WALLPAPER;
5158                 }
5159                 if (mKeyguardDelegate.isShowing()) {
5160                     mHandler.post(new Runnable() {
5161                         @Override
5162                         public void run() {
5163                             mKeyguardDelegate.keyguardDone(false, false);
5164                         }
5165                     });
5166                 }
5167             } else if (mHideLockScreen) {
5168                 mKeyguardHidden = true;
5169                 mWinDismissingKeyguard = null;
5170                 if (setKeyguardOccludedLw(true)) {
5171                     changes |= FINISH_LAYOUT_REDO_LAYOUT
5172                             | FINISH_LAYOUT_REDO_CONFIG
5173                             | FINISH_LAYOUT_REDO_WALLPAPER;
5174                 }
5175             } else if (mDismissKeyguard != DISMISS_KEYGUARD_NONE) {
5176                 mKeyguardHidden = false;
5177                 if (setKeyguardOccludedLw(false)) {
5178                     changes |= FINISH_LAYOUT_REDO_LAYOUT
5179                             | FINISH_LAYOUT_REDO_CONFIG
5180                             | FINISH_LAYOUT_REDO_WALLPAPER;
5181                 }
5182                 if (mDismissKeyguard == DISMISS_KEYGUARD_START) {
5183                     // Only launch the next keyguard unlock window once per window.
5184                     mHandler.post(new Runnable() {
5185                         @Override
5186                         public void run() {
5187                             mKeyguardDelegate.dismiss();
5188                         }
5189                     });
5190                 }
5191             } else {
5192                 mWinDismissingKeyguard = null;
5193                 mSecureDismissingKeyguard = false;
5194                 mKeyguardHidden = false;
5195                 if (setKeyguardOccludedLw(false)) {
5196                     changes |= FINISH_LAYOUT_REDO_LAYOUT
5197                             | FINISH_LAYOUT_REDO_CONFIG
5198                             | FINISH_LAYOUT_REDO_WALLPAPER;
5199                 }
5200             }
5201         }
5202
5203         if ((updateSystemUiVisibilityLw()&SYSTEM_UI_CHANGING_LAYOUT) != 0) {
5204             // If the navigation bar has been hidden or shown, we need to do another
5205             // layout pass to update that window.
5206             changes |= FINISH_LAYOUT_REDO_LAYOUT;
5207         }
5208
5209         // update since mAllowLockscreenWhenOn might have changed
5210         updateLockScreenTimeout();
5211         return changes;
5212     }
5213
5214     /**
5215      * Updates the occluded state of the Keyguard.
5216      *
5217      * @return Whether the flags have changed and we have to redo the layout.
5218      */
5219     private boolean setKeyguardOccludedLw(boolean isOccluded) {
5220         boolean wasOccluded = mKeyguardOccluded;
5221         boolean showing = mKeyguardDelegate.isShowing();
5222         if (wasOccluded && !isOccluded && showing) {
5223             mKeyguardOccluded = false;
5224             mKeyguardDelegate.setOccluded(false);
5225             mStatusBar.getAttrs().privateFlags |= PRIVATE_FLAG_KEYGUARD;
5226             return true;
5227         } else if (!wasOccluded && isOccluded && showing) {
5228             mKeyguardOccluded = true;
5229             mKeyguardDelegate.setOccluded(true);
5230             mStatusBar.getAttrs().privateFlags &= ~PRIVATE_FLAG_KEYGUARD;
5231             mStatusBar.getAttrs().flags &= ~FLAG_SHOW_WALLPAPER;
5232             return true;
5233         } else {
5234             return false;
5235         }
5236     }
5237
5238     private boolean isStatusBarKeyguard() {
5239         return mStatusBar != null
5240                 && (mStatusBar.getAttrs().privateFlags & PRIVATE_FLAG_KEYGUARD) != 0;
5241     }
5242
5243     @Override
5244     public boolean allowAppAnimationsLw() {
5245         if (isStatusBarKeyguard() || mShowingDream) {
5246             // If keyguard or dreams is currently visible, no reason to animate behind it.
5247             return false;
5248         }
5249         return true;
5250     }
5251
5252     @Override
5253     public int focusChangedLw(WindowState lastFocus, WindowState newFocus) {
5254         mFocusedWindow = newFocus;
5255         if ((updateSystemUiVisibilityLw()&SYSTEM_UI_CHANGING_LAYOUT) != 0) {
5256             // If the navigation bar has been hidden or shown, we need to do another
5257             // layout pass to update that window.
5258             return FINISH_LAYOUT_REDO_LAYOUT;
5259         }
5260         return 0;
5261     }
5262
5263     /** {@inheritDoc} */
5264     @Override
5265     public void notifyLidSwitchChanged(long whenNanos, boolean lidOpen) {
5266         // lid changed state
5267         final int newLidState = lidOpen ? LID_OPEN : LID_CLOSED;
5268         if (newLidState == mLidState) {
5269             return;
5270         }
5271
5272         mLidState = newLidState;
5273         applyLidSwitchState();
5274         updateRotation(true);
5275
5276         if (lidOpen) {
5277             wakeUp(SystemClock.uptimeMillis(), mAllowTheaterModeWakeFromLidSwitch,
5278                     "android.policy:LID");
5279         } else if (!mLidControlsSleep) {
5280             mPowerManager.userActivity(SystemClock.uptimeMillis(), false);
5281         }
5282     }
5283
5284     @Override
5285     public void notifyCameraLensCoverSwitchChanged(long whenNanos, boolean lensCovered) {
5286         int lensCoverState = lensCovered ? CAMERA_LENS_COVERED : CAMERA_LENS_UNCOVERED;
5287         if (mCameraLensCoverState == lensCoverState) {
5288             return;
5289         }
5290         if (mCameraLensCoverState == CAMERA_LENS_COVERED &&
5291                 lensCoverState == CAMERA_LENS_UNCOVERED) {
5292             Intent intent;
5293             final boolean keyguardActive = mKeyguardDelegate == null ? false :
5294                     mKeyguardDelegate.isShowing();
5295             if (keyguardActive) {
5296                 intent = new Intent(MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE);
5297             } else {
5298                 intent = new Intent(MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA);
5299             }
5300             wakeUp(whenNanos / 1000000, mAllowTheaterModeWakeFromCameraLens,
5301                     "android.policy:CAMERA_COVER");
5302             startActivityAsUser(intent, UserHandle.CURRENT_OR_SELF);
5303         }
5304         mCameraLensCoverState = lensCoverState;
5305     }
5306
5307     void setHdmiPlugged(boolean plugged) {
5308         if (mHdmiPlugged != plugged) {
5309             mHdmiPlugged = plugged;
5310             updateRotation(true, true);
5311             Intent intent = new Intent(ACTION_HDMI_PLUGGED);
5312             intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT);
5313             intent.putExtra(EXTRA_HDMI_PLUGGED_STATE, plugged);
5314             mContext.sendStickyBroadcastAsUser(intent, UserHandle.ALL);
5315         }
5316     }
5317
5318     void initializeHdmiState() {
5319         boolean plugged = false;
5320         // watch for HDMI plug messages if the hdmi switch exists
5321         if (new File("/sys/devices/virtual/switch/hdmi/state").exists()) {
5322             mHDMIObserver.startObserving("DEVPATH=/devices/virtual/switch/hdmi");
5323
5324             final String filename = "/sys/class/switch/hdmi/state";
5325             FileReader reader = null;
5326             try {
5327                 reader = new FileReader(filename);
5328                 char[] buf = new char[15];
5329                 int n = reader.read(buf);
5330                 if (n > 1) {
5331                     plugged = 0 != Integer.parseInt(new String(buf, 0, n-1));
5332                 }
5333             } catch (IOException ex) {
5334                 Slog.w(TAG, "Couldn't read hdmi state from " + filename + ": " + ex);
5335             } catch (NumberFormatException ex) {
5336                 Slog.w(TAG, "Couldn't read hdmi state from " + filename + ": " + ex);
5337             } finally {
5338                 if (reader != null) {
5339                     try {
5340                         reader.close();
5341                     } catch (IOException ex) {
5342                     }
5343                 }
5344             }
5345         }
5346         // This dance forces the code in setHdmiPlugged to run.
5347         // Always do this so the sticky intent is stuck (to false) if there is no hdmi.
5348         mHdmiPlugged = !plugged;
5349         setHdmiPlugged(!mHdmiPlugged);
5350     }
5351
5352     final Object mScreenshotLock = new Object();
5353     ServiceConnection mScreenshotConnection = null;
5354
5355     final Runnable mScreenshotTimeout = new Runnable() {
5356         @Override public void run() {
5357             synchronized (mScreenshotLock) {
5358                 if (mScreenshotConnection != null) {
5359                     mContext.unbindService(mScreenshotConnection);
5360                     mScreenshotConnection = null;
5361                     notifyScreenshotError();
5362                 }
5363             }
5364         }
5365     };
5366
5367     // Assume this is called from the Handler thread.
5368     private void takeScreenshot(final int screenshotType) {
5369         synchronized (mScreenshotLock) {
5370             if (mScreenshotConnection != null) {
5371                 return;
5372             }
5373             final ComponentName serviceComponent = new ComponentName(SYSUI_PACKAGE,
5374                     SYSUI_SCREENSHOT_SERVICE);
5375             final Intent serviceIntent = new Intent();
5376             serviceIntent.setComponent(serviceComponent);
5377             ServiceConnection conn = new ServiceConnection() {
5378                 @Override
5379                 public void onServiceConnected(ComponentName name, IBinder service) {
5380                     synchronized (mScreenshotLock) {
5381                         if (mScreenshotConnection != this) {
5382                             return;
5383                         }
5384                         Messenger messenger = new Messenger(service);
5385                         Message msg = Message.obtain(null, screenshotType);
5386                         final ServiceConnection myConn = this;
5387                         Handler h = new Handler(mHandler.getLooper()) {
5388                             @Override
5389                             public void handleMessage(Message msg) {
5390                                 synchronized (mScreenshotLock) {
5391                                     if (mScreenshotConnection == myConn) {
5392                                         mContext.unbindService(mScreenshotConnection);
5393                                         mScreenshotConnection = null;
5394                                         mHandler.removeCallbacks(mScreenshotTimeout);
5395                                     }
5396                                 }
5397                             }
5398                         };
5399                         msg.replyTo = new Messenger(h);
5400                         msg.arg1 = msg.arg2 = 0;
5401                         if (mStatusBar != null && mStatusBar.isVisibleLw())
5402                             msg.arg1 = 1;
5403                         if (mNavigationBar != null && mNavigationBar.isVisibleLw())
5404                             msg.arg2 = 1;
5405                         try {
5406                             messenger.send(msg);
5407                         } catch (RemoteException e) {
5408                         }
5409                     }
5410                 }
5411
5412                 @Override
5413                 public void onServiceDisconnected(ComponentName name) {
5414                     notifyScreenshotError();
5415                 }
5416             };
5417             if (mContext.bindServiceAsUser(serviceIntent, conn,
5418                     Context.BIND_AUTO_CREATE | Context.BIND_FOREGROUND_SERVICE_WHILE_AWAKE,
5419                     UserHandle.CURRENT)) {
5420                 mScreenshotConnection = conn;
5421                 mHandler.postDelayed(mScreenshotTimeout, 10000);
5422             }
5423         }
5424     }
5425
5426     /**
5427      * Notifies the screenshot service to show an error.
5428      */
5429     private void notifyScreenshotError() {
5430         // If the service process is killed, then ask it to clean up after itself
5431         final ComponentName errorComponent = new ComponentName(SYSUI_PACKAGE,
5432                 SYSUI_SCREENSHOT_ERROR_RECEIVER);
5433         Intent errorIntent = new Intent(Intent.ACTION_USER_PRESENT);
5434         errorIntent.setComponent(errorComponent);
5435         errorIntent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT |
5436                 Intent.FLAG_RECEIVER_FOREGROUND);
5437         mContext.sendBroadcastAsUser(errorIntent, UserHandle.CURRENT);
5438     }
5439
5440     /** {@inheritDoc} */
5441     @Override
5442     public int interceptKeyBeforeQueueing(KeyEvent event, int policyFlags) {
5443         if (!mSystemBooted) {
5444             // If we have not yet booted, don't let key events do anything.
5445             return 0;
5446         }
5447
5448         final boolean interactive = (policyFlags & FLAG_INTERACTIVE) != 0;
5449         final boolean down = event.getAction() == KeyEvent.ACTION_DOWN;
5450         final boolean canceled = event.isCanceled();
5451         final int keyCode = event.getKeyCode();
5452
5453         final boolean isInjected = (policyFlags & WindowManagerPolicy.FLAG_INJECTED) != 0;
5454
5455         // If screen is off then we treat the case where the keyguard is open but hidden
5456         // the same as if it were open and in front.
5457         // This will prevent any keys other than the power button from waking the screen
5458         // when the keyguard is hidden by another activity.
5459         final boolean keyguardActive = (mKeyguardDelegate == null ? false :
5460                                             (interactive ?
5461                                                 isKeyguardShowingAndNotOccluded() :
5462                                                 mKeyguardDelegate.isShowing()));
5463
5464         if (DEBUG_INPUT) {
5465             Log.d(TAG, "interceptKeyTq keycode=" + keyCode
5466                     + " interactive=" + interactive + " keyguardActive=" + keyguardActive
5467                     + " policyFlags=" + Integer.toHexString(policyFlags));
5468         }
5469
5470         // Basic policy based on interactive state.
5471         int result;
5472         boolean isWakeKey = (policyFlags & WindowManagerPolicy.FLAG_WAKE) != 0
5473                 || event.isWakeKey();
5474         if (interactive || (isInjected && !isWakeKey)) {
5475             // When the device is interactive or the key is injected pass the
5476             // key to the application.
5477             result = ACTION_PASS_TO_USER;
5478             isWakeKey = false;
5479         } else if (!interactive && shouldDispatchInputWhenNonInteractive()) {
5480             // If we're currently dozing with the screen on and the keyguard showing, pass the key
5481             // to the application but preserve its wake key status to make sure we still move
5482             // from dozing to fully interactive if we would normally go from off to fully
5483             // interactive.
5484             result = ACTION_PASS_TO_USER;
5485         } else {
5486             // When the screen is off and the key is not injected, determine whether
5487             // to wake the device but don't pass the key to the application.
5488             result = 0;
5489             if (isWakeKey && (!down || !isWakeKeyWhenScreenOff(keyCode))) {
5490                 isWakeKey = false;
5491             }
5492         }
5493
5494         // If the key would be handled globally, just return the result, don't worry about special
5495         // key processing.
5496         if (isValidGlobalKey(keyCode)
5497                 && mGlobalKeyManager.shouldHandleGlobalKey(keyCode, event)) {
5498             if (isWakeKey) {
5499                 wakeUp(event.getEventTime(), mAllowTheaterModeWakeFromKey, "android.policy:KEY");
5500             }
5501             return result;
5502         }
5503
5504         boolean useHapticFeedback = down
5505                 && (policyFlags & WindowManagerPolicy.FLAG_VIRTUAL) != 0
5506                 && event.getRepeatCount() == 0;
5507
5508         // Handle special keys.
5509         switch (keyCode) {
5510             case KeyEvent.KEYCODE_BACK: {
5511                 if (down) {
5512                     mBackKeyHandled = false;
5513                     if (hasLongPressOnBackBehavior()) {
5514                         Message msg = mHandler.obtainMessage(MSG_BACK_LONG_PRESS);
5515                         msg.setAsynchronous(true);
5516                         mHandler.sendMessageDelayed(msg,
5517                                 ViewConfiguration.get(mContext).getDeviceGlobalActionKeyTimeout());
5518                     }
5519                 } else {
5520                     boolean handled = mBackKeyHandled;
5521
5522                     // Reset back key state
5523                     cancelPendingBackKeyAction();
5524
5525                     // Don't pass back press to app if we've already handled it
5526                     if (handled) {
5527                         result &= ~ACTION_PASS_TO_USER;
5528                     }
5529                 }
5530                 break;
5531             }
5532
5533             case KeyEvent.KEYCODE_VOLUME_DOWN:
5534             case KeyEvent.KEYCODE_VOLUME_UP:
5535             case KeyEvent.KEYCODE_VOLUME_MUTE: {
5536                 if (keyCode == KeyEvent.KEYCODE_VOLUME_DOWN) {
5537                     if (down) {
5538                         if (interactive && !mScreenshotChordVolumeDownKeyTriggered
5539                                 && (event.getFlags() & KeyEvent.FLAG_FALLBACK) == 0) {
5540                             mScreenshotChordVolumeDownKeyTriggered = true;
5541                             mScreenshotChordVolumeDownKeyTime = event.getDownTime();
5542                             mScreenshotChordVolumeDownKeyConsumed = false;
5543                             cancelPendingPowerKeyAction();
5544                             interceptScreenshotChord();
5545                         }
5546                     } else {
5547                         mScreenshotChordVolumeDownKeyTriggered = false;
5548                         cancelPendingScreenshotChordAction();
5549                     }
5550                 } else if (keyCode == KeyEvent.KEYCODE_VOLUME_UP) {
5551                     if (down) {
5552                         if (interactive && !mScreenshotChordVolumeUpKeyTriggered
5553                                 && (event.getFlags() & KeyEvent.FLAG_FALLBACK) == 0) {
5554                             mScreenshotChordVolumeUpKeyTriggered = true;
5555                             cancelPendingPowerKeyAction();
5556                             cancelPendingScreenshotChordAction();
5557                         }
5558                     } else {
5559                         mScreenshotChordVolumeUpKeyTriggered = false;
5560                         cancelPendingScreenshotChordAction();
5561                     }
5562                 }
5563                 if (down) {
5564                     TelecomManager telecomManager = getTelecommService();
5565                     if (telecomManager != null) {
5566                         if (telecomManager.isRinging()) {
5567                             // If an incoming call is ringing, either VOLUME key means
5568                             // "silence ringer".  We handle these keys here, rather than
5569                             // in the InCallScreen, to make sure we'll respond to them
5570                             // even if the InCallScreen hasn't come to the foreground yet.
5571                             // Look for the DOWN event here, to agree with the "fallback"
5572                             // behavior in the InCallScreen.
5573                             Log.i(TAG, "interceptKeyBeforeQueueing:"
5574                                   + " VOLUME key-down while ringing: Silence ringer!");
5575
5576                             // Silence the ringer.  (It's safe to call this
5577                             // even if the ringer has already been silenced.)
5578                             telecomManager.silenceRinger();
5579
5580                             // And *don't* pass this key thru to the current activity
5581                             // (which is probably the InCallScreen.)
5582                             result &= ~ACTION_PASS_TO_USER;
5583                             break;
5584                         }
5585                         if (telecomManager.isInCall()
5586                                 && (result & ACTION_PASS_TO_USER) == 0) {
5587                             // If we are in call but we decided not to pass the key to
5588                             // the application, just pass it to the session service.
5589
5590                             MediaSessionLegacyHelper.getHelper(mContext)
5591                                     .sendVolumeKeyEvent(event, false);
5592                             break;
5593                         }
5594                     }
5595                 }
5596                 if (mUseTvRouting) {
5597                     // On TVs, defer special key handlings to
5598                     // {@link interceptKeyBeforeDispatching()}.
5599                     result |= ACTION_PASS_TO_USER;
5600                 } else if ((result & ACTION_PASS_TO_USER) == 0) {
5601                     // If we aren't passing to the user and no one else
5602                     // handled it send it to the session manager to
5603                     // figure out.
5604                     MediaSessionLegacyHelper.getHelper(mContext)
5605                             .sendVolumeKeyEvent(event, true);
5606                 }
5607                 break;
5608             }
5609
5610             case KeyEvent.KEYCODE_ENDCALL: {
5611                 result &= ~ACTION_PASS_TO_USER;
5612                 if (down) {
5613                     TelecomManager telecomManager = getTelecommService();
5614                     boolean hungUp = false;
5615                     if (telecomManager != null) {
5616                         hungUp = telecomManager.endCall();
5617                     }
5618                     if (interactive && !hungUp) {
5619                         mEndCallKeyHandled = false;
5620                         mHandler.postDelayed(mEndCallLongPress,
5621                                 ViewConfiguration.get(mContext).getDeviceGlobalActionKeyTimeout());
5622                     } else {
5623                         mEndCallKeyHandled = true;
5624                     }
5625                 } else {
5626                     if (!mEndCallKeyHandled) {
5627                         mHandler.removeCallbacks(mEndCallLongPress);
5628                         if (!canceled) {
5629                             if ((mEndcallBehavior
5630                                     & Settings.System.END_BUTTON_BEHAVIOR_HOME) != 0) {
5631                                 if (goHome()) {
5632                                     break;
5633                                 }
5634                             }
5635                             if ((mEndcallBehavior
5636                                     & Settings.System.END_BUTTON_BEHAVIOR_SLEEP) != 0) {
5637                                 mPowerManager.goToSleep(event.getEventTime(),
5638                                         PowerManager.GO_TO_SLEEP_REASON_POWER_BUTTON, 0);
5639                                 isWakeKey = false;
5640                             }
5641                         }
5642                     }
5643                 }
5644                 break;
5645             }
5646
5647             case KeyEvent.KEYCODE_POWER: {
5648                 result &= ~ACTION_PASS_TO_USER;
5649                 isWakeKey = false; // wake-up will be handled separately
5650                 if (down) {
5651                     interceptPowerKeyDown(event, interactive);
5652                 } else {
5653                     interceptPowerKeyUp(event, interactive, canceled);
5654                 }
5655                 break;
5656             }
5657
5658             case KeyEvent.KEYCODE_SLEEP: {
5659                 result &= ~ACTION_PASS_TO_USER;
5660                 isWakeKey = false;
5661                 if (!mPowerManager.isInteractive()) {
5662                     useHapticFeedback = false; // suppress feedback if already non-interactive
5663                 }
5664                 if (down) {
5665                     sleepPress(event.getEventTime());
5666                 } else {
5667                     sleepRelease(event.getEventTime());
5668                 }
5669                 break;
5670             }
5671
5672             case KeyEvent.KEYCODE_SOFT_SLEEP: {
5673                 result &= ~ACTION_PASS_TO_USER;
5674                 isWakeKey = false;
5675                 if (!down) {
5676                     mPowerManagerInternal.setUserInactiveOverrideFromWindowManager();
5677                 }
5678                 break;
5679             }
5680
5681             case KeyEvent.KEYCODE_WAKEUP: {
5682                 result &= ~ACTION_PASS_TO_USER;
5683                 isWakeKey = true;
5684                 break;
5685             }
5686
5687             case KeyEvent.KEYCODE_MEDIA_PLAY:
5688             case KeyEvent.KEYCODE_MEDIA_PAUSE:
5689             case KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE:
5690             case KeyEvent.KEYCODE_HEADSETHOOK:
5691             case KeyEvent.KEYCODE_MUTE:
5692             case KeyEvent.KEYCODE_MEDIA_STOP:
5693             case KeyEvent.KEYCODE_MEDIA_NEXT:
5694             case KeyEvent.KEYCODE_MEDIA_PREVIOUS:
5695             case KeyEvent.KEYCODE_MEDIA_REWIND:
5696             case KeyEvent.KEYCODE_MEDIA_RECORD:
5697             case KeyEvent.KEYCODE_MEDIA_FAST_FORWARD:
5698             case KeyEvent.KEYCODE_MEDIA_AUDIO_TRACK: {
5699                 if (MediaSessionLegacyHelper.getHelper(mContext).isGlobalPriorityActive()) {
5700                     // If the global session is active pass all media keys to it
5701                     // instead of the active window.
5702                     result &= ~ACTION_PASS_TO_USER;
5703                 }
5704                 if ((result & ACTION_PASS_TO_USER) == 0) {
5705                     // Only do this if we would otherwise not pass it to the user. In that
5706                     // case, the PhoneWindow class will do the same thing, except it will
5707                     // only do it if the showing app doesn't process the key on its own.
5708                     // Note that we need to make a copy of the key event here because the
5709                     // original key event will be recycled when we return.
5710                     mBroadcastWakeLock.acquire();
5711                     Message msg = mHandler.obtainMessage(MSG_DISPATCH_MEDIA_KEY_WITH_WAKE_LOCK,
5712                             new KeyEvent(event));
5713                     msg.setAsynchronous(true);
5714                     msg.sendToTarget();
5715                 }
5716                 break;
5717             }
5718
5719             case KeyEvent.KEYCODE_CALL: {
5720                 if (down) {
5721                     TelecomManager telecomManager = getTelecommService();
5722                     if (telecomManager != null) {
5723                         if (telecomManager.isRinging()) {
5724                             Log.i(TAG, "interceptKeyBeforeQueueing:"
5725                                   + " CALL key-down while ringing: Answer the call!");
5726                             telecomManager.acceptRingingCall();
5727
5728                             // And *don't* pass this key thru to the current activity
5729                             // (which is presumably the InCallScreen.)
5730                             result &= ~ACTION_PASS_TO_USER;
5731                         }
5732                     }
5733                 }
5734                 break;
5735             }
5736             case KeyEvent.KEYCODE_VOICE_ASSIST: {
5737                 // Only do this if we would otherwise not pass it to the user. In that case,
5738                 // interceptKeyBeforeDispatching would apply a similar but different policy in
5739                 // order to invoke voice assist actions. Note that we need to make a copy of the
5740                 // key event here because the original key event will be recycled when we return.
5741                 if ((result & ACTION_PASS_TO_USER) == 0 && !down) {
5742                     mBroadcastWakeLock.acquire();
5743                     Message msg = mHandler.obtainMessage(MSG_LAUNCH_VOICE_ASSIST_WITH_WAKE_LOCK,
5744                             keyguardActive ? 1 : 0, 0);
5745                     msg.setAsynchronous(true);
5746                     msg.sendToTarget();
5747                 }
5748                 break;
5749             }
5750             case KeyEvent.KEYCODE_WINDOW: {
5751                 if (mShortPressWindowBehavior == SHORT_PRESS_WINDOW_PICTURE_IN_PICTURE) {
5752                     if (mTvPictureInPictureVisible) {
5753                         // Consumes the key only if picture-in-picture is visible
5754                         // to show picture-in-picture control menu.
5755                         // This gives a chance to the foreground activity
5756                         // to customize PIP key behavior.
5757                         if (!down) {
5758                             showTvPictureInPictureMenu(event);
5759                         }
5760                         result &= ~ACTION_PASS_TO_USER;
5761                     }
5762                 }
5763                 break;
5764             }
5765         }
5766
5767         if (useHapticFeedback) {
5768             performHapticFeedbackLw(null, HapticFeedbackConstants.VIRTUAL_KEY, false);
5769         }
5770
5771         if (isWakeKey) {
5772             wakeUp(event.getEventTime(), mAllowTheaterModeWakeFromKey, "android.policy:KEY");
5773         }
5774
5775         return result;
5776     }
5777
5778     /**
5779      * Returns true if the key can have global actions attached to it.
5780      * We reserve all power management keys for the system since they require
5781      * very careful handling.
5782      */
5783     private static boolean isValidGlobalKey(int keyCode) {
5784         switch (keyCode) {
5785             case KeyEvent.KEYCODE_POWER:
5786             case KeyEvent.KEYCODE_WAKEUP:
5787             case KeyEvent.KEYCODE_SLEEP:
5788                 return false;
5789             default:
5790                 return true;
5791         }
5792     }
5793
5794     /**
5795      * When the screen is off we ignore some keys that might otherwise typically
5796      * be considered wake keys.  We filter them out here.
5797      *
5798      * {@link KeyEvent#KEYCODE_POWER} is notably absent from this list because it
5799      * is always considered a wake key.
5800      */
5801     private boolean isWakeKeyWhenScreenOff(int keyCode) {
5802         switch (keyCode) {
5803             // ignore volume keys unless docked
5804             case KeyEvent.KEYCODE_VOLUME_UP:
5805             case KeyEvent.KEYCODE_VOLUME_DOWN:
5806             case KeyEvent.KEYCODE_VOLUME_MUTE:
5807                 return mDockMode != Intent.EXTRA_DOCK_STATE_UNDOCKED;
5808
5809             // ignore media and camera keys
5810             case KeyEvent.KEYCODE_MUTE:
5811             case KeyEvent.KEYCODE_HEADSETHOOK:
5812             case KeyEvent.KEYCODE_MEDIA_PLAY:
5813             case KeyEvent.KEYCODE_MEDIA_PAUSE:
5814             case KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE:
5815             case KeyEvent.KEYCODE_MEDIA_STOP:
5816             case KeyEvent.KEYCODE_MEDIA_NEXT:
5817             case KeyEvent.KEYCODE_MEDIA_PREVIOUS:
5818             case KeyEvent.KEYCODE_MEDIA_REWIND:
5819             case KeyEvent.KEYCODE_MEDIA_RECORD:
5820             case KeyEvent.KEYCODE_MEDIA_FAST_FORWARD:
5821             case KeyEvent.KEYCODE_MEDIA_AUDIO_TRACK:
5822             case KeyEvent.KEYCODE_CAMERA:
5823                 return false;
5824         }
5825         return true;
5826     }
5827
5828
5829     /** {@inheritDoc} */
5830     @Override
5831     public int interceptMotionBeforeQueueingNonInteractive(long whenNanos, int policyFlags) {
5832         if ((policyFlags & FLAG_WAKE) != 0) {
5833             if (wakeUp(whenNanos / 1000000, mAllowTheaterModeWakeFromMotion,
5834                     "android.policy:MOTION")) {
5835                 return 0;
5836             }
5837         }
5838
5839         if (shouldDispatchInputWhenNonInteractive()) {
5840             return ACTION_PASS_TO_USER;
5841         }
5842
5843         // If we have not passed the action up and we are in theater mode without dreaming,
5844         // there will be no dream to intercept the touch and wake into ambient.  The device should
5845         // wake up in this case.
5846         if (isTheaterModeEnabled() && (policyFlags & FLAG_WAKE) != 0) {
5847             wakeUp(whenNanos / 1000000, mAllowTheaterModeWakeFromMotionWhenNotDreaming,
5848                     "android.policy:MOTION");
5849         }
5850
5851         return 0;
5852     }
5853
5854     private boolean shouldDispatchInputWhenNonInteractive() {
5855         final boolean displayOff = (mDisplay == null || mDisplay.getState() == Display.STATE_OFF);
5856
5857         if (displayOff && !mHasFeatureWatch) {
5858             return false;
5859         }
5860
5861         // Send events to keyguard while the screen is on and it's showing.
5862         if (isKeyguardShowingAndNotOccluded() && !displayOff) {
5863             return true;
5864         }
5865
5866         // Send events to a dozing dream even if the screen is off since the dream
5867         // is in control of the state of the screen.
5868         IDreamManager dreamManager = getDreamManager();
5869
5870         try {
5871             if (dreamManager != null && dreamManager.isDreaming()) {
5872                 return true;
5873             }
5874         } catch (RemoteException e) {
5875             Slog.e(TAG, "RemoteException when checking if dreaming", e);
5876         }
5877
5878         // Otherwise, consume events since the user can't see what is being
5879         // interacted with.
5880         return false;
5881     }
5882
5883     private void dispatchDirectAudioEvent(KeyEvent event) {
5884         if (event.getAction() != KeyEvent.ACTION_DOWN) {
5885             return;
5886         }
5887         int keyCode = event.getKeyCode();
5888         int flags = AudioManager.FLAG_SHOW_UI | AudioManager.FLAG_PLAY_SOUND
5889                 | AudioManager.FLAG_FROM_KEY;
5890         String pkgName = mContext.getOpPackageName();
5891         switch (keyCode) {
5892             case KeyEvent.KEYCODE_VOLUME_UP:
5893                 try {
5894                     getAudioService().adjustSuggestedStreamVolume(AudioManager.ADJUST_RAISE,
5895                             AudioManager.USE_DEFAULT_STREAM_TYPE, flags, pkgName, TAG);
5896                 } catch (RemoteException e) {
5897                     Log.e(TAG, "Error dispatching volume up in dispatchTvAudioEvent.", e);
5898                 }
5899                 break;
5900             case KeyEvent.KEYCODE_VOLUME_DOWN:
5901                 try {
5902                     getAudioService().adjustSuggestedStreamVolume(AudioManager.ADJUST_LOWER,
5903                             AudioManager.USE_DEFAULT_STREAM_TYPE, flags, pkgName, TAG);
5904                 } catch (RemoteException e) {
5905                     Log.e(TAG, "Error dispatching volume down in dispatchTvAudioEvent.", e);
5906                 }
5907                 break;
5908             case KeyEvent.KEYCODE_VOLUME_MUTE:
5909                 try {
5910                     if (event.getRepeatCount() == 0) {
5911                         getAudioService().adjustSuggestedStreamVolume(
5912                                 AudioManager.ADJUST_TOGGLE_MUTE,
5913                                 AudioManager.USE_DEFAULT_STREAM_TYPE, flags, pkgName, TAG);
5914                     }
5915                 } catch (RemoteException e) {
5916                     Log.e(TAG, "Error dispatching mute in dispatchTvAudioEvent.", e);
5917                 }
5918                 break;
5919         }
5920     }
5921
5922     void dispatchMediaKeyWithWakeLock(KeyEvent event) {
5923         if (DEBUG_INPUT) {
5924             Slog.d(TAG, "dispatchMediaKeyWithWakeLock: " + event);
5925         }
5926
5927         if (mHavePendingMediaKeyRepeatWithWakeLock) {
5928             if (DEBUG_INPUT) {
5929                 Slog.d(TAG, "dispatchMediaKeyWithWakeLock: canceled repeat");
5930             }
5931
5932             mHandler.removeMessages(MSG_DISPATCH_MEDIA_KEY_REPEAT_WITH_WAKE_LOCK);
5933             mHavePendingMediaKeyRepeatWithWakeLock = false;
5934             mBroadcastWakeLock.release(); // pending repeat was holding onto the wake lock
5935         }
5936
5937         dispatchMediaKeyWithWakeLockToAudioService(event);
5938
5939         if (event.getAction() == KeyEvent.ACTION_DOWN
5940                 && event.getRepeatCount() == 0) {
5941             mHavePendingMediaKeyRepeatWithWakeLock = true;
5942
5943             Message msg = mHandler.obtainMessage(
5944                     MSG_DISPATCH_MEDIA_KEY_REPEAT_WITH_WAKE_LOCK, event);
5945             msg.setAsynchronous(true);
5946             mHandler.sendMessageDelayed(msg, ViewConfiguration.getKeyRepeatTimeout());
5947         } else {
5948             mBroadcastWakeLock.release();
5949         }
5950     }
5951
5952     void dispatchMediaKeyRepeatWithWakeLock(KeyEvent event) {
5953         mHavePendingMediaKeyRepeatWithWakeLock = false;
5954
5955         KeyEvent repeatEvent = KeyEvent.changeTimeRepeat(event,
5956                 SystemClock.uptimeMillis(), 1, event.getFlags() | KeyEvent.FLAG_LONG_PRESS);
5957         if (DEBUG_INPUT) {
5958             Slog.d(TAG, "dispatchMediaKeyRepeatWithWakeLock: " + repeatEvent);
5959         }
5960
5961         dispatchMediaKeyWithWakeLockToAudioService(repeatEvent);
5962         mBroadcastWakeLock.release();
5963     }
5964
5965     void dispatchMediaKeyWithWakeLockToAudioService(KeyEvent event) {
5966         if (ActivityManagerNative.isSystemReady()) {
5967             MediaSessionLegacyHelper.getHelper(mContext).sendMediaButtonEvent(event, true);
5968         }
5969     }
5970
5971     void launchVoiceAssistWithWakeLock(boolean keyguardActive) {
5972         IDeviceIdleController dic = IDeviceIdleController.Stub.asInterface(
5973                 ServiceManager.getService(Context.DEVICE_IDLE_CONTROLLER));
5974         if (dic != null) {
5975             try {
5976                 dic.exitIdle("voice-search");
5977             } catch (RemoteException e) {
5978             }
5979         }
5980         Intent voiceIntent =
5981             new Intent(RecognizerIntent.ACTION_VOICE_SEARCH_HANDS_FREE);
5982         voiceIntent.putExtra(RecognizerIntent.EXTRA_SECURE, keyguardActive);
5983         startActivityAsUser(voiceIntent, UserHandle.CURRENT_OR_SELF);
5984         mBroadcastWakeLock.release();
5985     }
5986
5987     BroadcastReceiver mDockReceiver = new BroadcastReceiver() {
5988         @Override
5989         public void onReceive(Context context, Intent intent) {
5990             if (Intent.ACTION_DOCK_EVENT.equals(intent.getAction())) {
5991                 mDockMode = intent.getIntExtra(Intent.EXTRA_DOCK_STATE,
5992                         Intent.EXTRA_DOCK_STATE_UNDOCKED);
5993             } else {
5994                 try {
5995                     IUiModeManager uiModeService = IUiModeManager.Stub.asInterface(
5996                             ServiceManager.getService(Context.UI_MODE_SERVICE));
5997                     mUiMode = uiModeService.getCurrentModeType();
5998                 } catch (RemoteException e) {
5999                 }
6000             }
6001             updateRotation(true);
6002             synchronized (mLock) {
6003                 updateOrientationListenerLp();
6004             }
6005         }
6006     };
6007
6008     BroadcastReceiver mDreamReceiver = new BroadcastReceiver() {
6009         @Override
6010         public void onReceive(Context context, Intent intent) {
6011             if (Intent.ACTION_DREAMING_STARTED.equals(intent.getAction())) {
6012                 if (mKeyguardDelegate != null) {
6013                     mKeyguardDelegate.onDreamingStarted();
6014                 }
6015             } else if (Intent.ACTION_DREAMING_STOPPED.equals(intent.getAction())) {
6016                 if (mKeyguardDelegate != null) {
6017                     mKeyguardDelegate.onDreamingStopped();
6018                 }
6019             }
6020         }
6021     };
6022
6023     BroadcastReceiver mMultiuserReceiver = new BroadcastReceiver() {
6024         @Override
6025         public void onReceive(Context context, Intent intent) {
6026             if (Intent.ACTION_USER_SWITCHED.equals(intent.getAction())) {
6027                 // tickle the settings observer: this first ensures that we're
6028                 // observing the relevant settings for the newly-active user,
6029                 // and then updates our own bookkeeping based on the now-
6030                 // current user.
6031                 mSettingsObserver.onChange(false);
6032
6033                 // force a re-application of focused window sysui visibility.
6034                 // the window may never have been shown for this user
6035                 // e.g. the keyguard when going through the new-user setup flow
6036                 synchronized (mWindowManagerFuncs.getWindowManagerLock()) {
6037                     mLastSystemUiFlags = 0;
6038                     updateSystemUiVisibilityLw();
6039                 }
6040             }
6041         }
6042     };
6043
6044     private final Runnable mHiddenNavPanic = new Runnable() {
6045         @Override
6046         public void run() {
6047             synchronized (mWindowManagerFuncs.getWindowManagerLock()) {
6048                 if (!isUserSetupComplete()) {
6049                     // Swipe-up for navigation bar is disabled during setup
6050                     return;
6051                 }
6052                 mPendingPanicGestureUptime = SystemClock.uptimeMillis();
6053                 mNavigationBarController.showTransient();
6054             }
6055         }
6056     };
6057
6058     private void requestTransientBars(WindowState swipeTarget) {
6059         synchronized (mWindowManagerFuncs.getWindowManagerLock()) {
6060             if (!isUserSetupComplete()) {
6061                 // Swipe-up for navigation bar is disabled during setup
6062                 return;
6063             }
6064             boolean sb = mStatusBarController.checkShowTransientBarLw();
6065             boolean nb = mNavigationBarController.checkShowTransientBarLw();
6066             if (sb || nb) {
6067                 // Don't show status bar when swiping on already visible navigation bar
6068                 if (!nb && swipeTarget == mNavigationBar) {
6069                     if (DEBUG) Slog.d(TAG, "Not showing transient bar, wrong swipe target");
6070                     return;
6071                 }
6072                 if (sb) mStatusBarController.showTransient();
6073                 if (nb) mNavigationBarController.showTransient();
6074                 mImmersiveModeConfirmation.confirmCurrentPrompt();
6075                 updateSystemUiVisibilityLw();
6076             }
6077         }
6078     }
6079
6080     // Called on the PowerManager's Notifier thread.
6081     @Override
6082     public void startedGoingToSleep(int why) {
6083         if (DEBUG_WAKEUP) Slog.i(TAG, "Started going to sleep... (why=" + why + ")");
6084         mCameraGestureTriggeredDuringGoingToSleep = false;
6085         mGoingToSleep = true;
6086         if (mKeyguardDelegate != null) {
6087             mKeyguardDelegate.onStartedGoingToSleep(why);
6088         }
6089     }
6090
6091     // Called on the PowerManager's Notifier thread.
6092     @Override
6093     public void finishedGoingToSleep(int why) {
6094         EventLog.writeEvent(70000, 0);
6095         if (DEBUG_WAKEUP) Slog.i(TAG, "Finished going to sleep... (why=" + why + ")");
6096         MetricsLogger.histogram(mContext, "screen_timeout", mLockScreenTimeout / 1000);
6097
6098         mGoingToSleep = false;
6099
6100         // We must get this work done here because the power manager will drop
6101         // the wake lock and let the system suspend once this function returns.
6102         synchronized (mLock) {
6103             mAwake = false;
6104             updateWakeGestureListenerLp();
6105             updateOrientationListenerLp();
6106             updateLockScreenTimeout();
6107         }
6108         if (mKeyguardDelegate != null) {
6109             mKeyguardDelegate.onFinishedGoingToSleep(why,
6110                     mCameraGestureTriggeredDuringGoingToSleep);
6111         }
6112         mCameraGestureTriggeredDuringGoingToSleep = false;
6113     }
6114
6115     // Called on the PowerManager's Notifier thread.
6116     @Override
6117     public void startedWakingUp() {
6118         EventLog.writeEvent(70000, 1);
6119         if (DEBUG_WAKEUP) Slog.i(TAG, "Started waking up...");
6120
6121         // Since goToSleep performs these functions synchronously, we must
6122         // do the same here.  We cannot post this work to a handler because
6123         // that might cause it to become reordered with respect to what
6124         // may happen in a future call to goToSleep.
6125         synchronized (mLock) {
6126             mAwake = true;
6127
6128             updateWakeGestureListenerLp();
6129             updateOrientationListenerLp();
6130             updateLockScreenTimeout();
6131         }
6132
6133         if (mKeyguardDelegate != null) {
6134             mKeyguardDelegate.onStartedWakingUp();
6135         }
6136     }
6137
6138     // Called on the PowerManager's Notifier thread.
6139     @Override
6140     public void finishedWakingUp() {
6141         if (DEBUG_WAKEUP) Slog.i(TAG, "Finished waking up...");
6142     }
6143
6144     private void wakeUpFromPowerKey(long eventTime) {
6145         wakeUp(eventTime, mAllowTheaterModeWakeFromPowerKey, "android.policy:POWER");
6146     }
6147
6148     private boolean wakeUp(long wakeTime, boolean wakeInTheaterMode, String reason) {
6149         final boolean theaterModeEnabled = isTheaterModeEnabled();
6150         if (!wakeInTheaterMode && theaterModeEnabled) {
6151             return false;
6152         }
6153
6154         if (theaterModeEnabled) {
6155             Settings.Global.putInt(mContext.getContentResolver(),
6156                     Settings.Global.THEATER_MODE_ON, 0);
6157         }
6158
6159         mPowerManager.wakeUp(wakeTime, reason);
6160         return true;
6161     }
6162
6163     private void finishKeyguardDrawn() {
6164         synchronized (mLock) {
6165             if (!mScreenOnEarly || mKeyguardDrawComplete) {
6166                 return; // We are not awake yet or we have already informed of this event.
6167             }
6168
6169             mKeyguardDrawComplete = true;
6170             if (mKeyguardDelegate != null) {
6171                 mHandler.removeMessages(MSG_KEYGUARD_DRAWN_TIMEOUT);
6172             }
6173             mWindowManagerDrawComplete = false;
6174         }
6175
6176         // ... eventually calls finishWindowsDrawn which will finalize our screen turn on
6177         // as well as enabling the orientation change logic/sensor.
6178         mWindowManagerInternal.waitForAllWindowsDrawn(mWindowManagerDrawCallback,
6179                 WAITING_FOR_DRAWN_TIMEOUT);
6180     }
6181
6182     // Called on the DisplayManager's DisplayPowerController thread.
6183     @Override
6184     public void screenTurnedOff() {
6185         if (DEBUG_WAKEUP) Slog.i(TAG, "Screen turned off...");
6186
6187         updateScreenOffSleepToken(true);
6188         synchronized (mLock) {
6189             mScreenOnEarly = false;
6190             mScreenOnFully = false;
6191             mKeyguardDrawComplete = false;
6192             mWindowManagerDrawComplete = false;
6193             mScreenOnListener = null;
6194             updateOrientationListenerLp();
6195
6196             if (mKeyguardDelegate != null) {
6197                 mKeyguardDelegate.onScreenTurnedOff();
6198             }
6199         }
6200     }
6201
6202     // Called on the DisplayManager's DisplayPowerController thread.
6203     @Override
6204     public void screenTurningOn(final ScreenOnListener screenOnListener) {
6205         if (DEBUG_WAKEUP) Slog.i(TAG, "Screen turning on...");
6206
6207         updateScreenOffSleepToken(false);
6208         synchronized (mLock) {
6209             mScreenOnEarly = true;
6210             mScreenOnFully = false;
6211             mKeyguardDrawComplete = false;
6212             mWindowManagerDrawComplete = false;
6213             mScreenOnListener = screenOnListener;
6214
6215             if (mKeyguardDelegate != null) {
6216                 mHandler.removeMessages(MSG_KEYGUARD_DRAWN_TIMEOUT);
6217                 mHandler.sendEmptyMessageDelayed(MSG_KEYGUARD_DRAWN_TIMEOUT, 1000);
6218                 mKeyguardDelegate.onScreenTurningOn(mKeyguardDrawnCallback);
6219             } else {
6220                 if (DEBUG_WAKEUP) Slog.d(TAG,
6221                         "null mKeyguardDelegate: setting mKeyguardDrawComplete.");
6222                 finishKeyguardDrawn();
6223             }
6224         }
6225     }
6226
6227     // Called on the DisplayManager's DisplayPowerController thread.
6228     @Override
6229     public void screenTurnedOn() {
6230         synchronized (mLock) {
6231             if (mKeyguardDelegate != null) {
6232                 mKeyguardDelegate.onScreenTurnedOn();
6233             }
6234         }
6235     }
6236
6237     private void finishWindowsDrawn() {
6238         synchronized (mLock) {
6239             if (!mScreenOnEarly || mWindowManagerDrawComplete) {
6240                 return; // Screen is not turned on or we did already handle this case earlier.
6241             }
6242
6243             mWindowManagerDrawComplete = true;
6244         }
6245
6246         finishScreenTurningOn();
6247     }
6248
6249     private void finishScreenTurningOn() {
6250         synchronized (mLock) {
6251             // We have just finished drawing screen content. Since the orientation listener
6252             // gets only installed when all windows are drawn, we try to install it again.
6253             updateOrientationListenerLp();
6254         }
6255         final ScreenOnListener listener;
6256         final boolean enableScreen;
6257         synchronized (mLock) {
6258             if (DEBUG_WAKEUP) Slog.d(TAG,
6259                     "finishScreenTurningOn: mAwake=" + mAwake
6260                             + ", mScreenOnEarly=" + mScreenOnEarly
6261                             + ", mScreenOnFully=" + mScreenOnFully
6262                             + ", mKeyguardDrawComplete=" + mKeyguardDrawComplete
6263                             + ", mWindowManagerDrawComplete=" + mWindowManagerDrawComplete);
6264
6265             if (mScreenOnFully || !mScreenOnEarly || !mWindowManagerDrawComplete
6266                     || (mAwake && !mKeyguardDrawComplete)) {
6267                 return; // spurious or not ready yet
6268             }
6269
6270             if (DEBUG_WAKEUP) Slog.i(TAG, "Finished screen turning on...");
6271             listener = mScreenOnListener;
6272             mScreenOnListener = null;
6273             mScreenOnFully = true;
6274
6275             // Remember the first time we draw the keyguard so we know when we're done with
6276             // the main part of booting and can enable the screen and hide boot messages.
6277             if (!mKeyguardDrawnOnce && mAwake) {
6278                 mKeyguardDrawnOnce = true;
6279                 enableScreen = true;
6280                 if (mBootMessageNeedsHiding) {
6281                     mBootMessageNeedsHiding = false;
6282                     hideBootMessages();
6283                 }
6284             } else {
6285                 enableScreen = false;
6286             }
6287         }
6288
6289         if (listener != null) {
6290             listener.onScreenOn();
6291         }
6292
6293         if (enableScreen) {
6294             try {
6295                 mWindowManager.enableScreenIfNeeded();
6296             } catch (RemoteException unhandled) {
6297             }
6298         }
6299     }
6300
6301     private void handleHideBootMessage() {
6302         synchronized (mLock) {
6303             if (!mKeyguardDrawnOnce) {
6304                 mBootMessageNeedsHiding = true;
6305                 return; // keyguard hasn't drawn the first time yet, not done booting
6306             }
6307         }
6308
6309         if (mBootMsgDialog != null) {
6310             if (DEBUG_WAKEUP) Slog.d(TAG, "handleHideBootMessage: dismissing");
6311             mBootMsgDialog.dismiss();
6312             mBootMsgDialog = null;
6313         }
6314     }
6315
6316     @Override
6317     public boolean isScreenOn() {
6318         return mScreenOnFully;
6319     }
6320
6321     /** {@inheritDoc} */
6322     @Override
6323     public void enableKeyguard(boolean enabled) {
6324         if (mKeyguardDelegate != null) {
6325             mKeyguardDelegate.setKeyguardEnabled(enabled);
6326         }
6327     }
6328
6329     /** {@inheritDoc} */
6330     @Override
6331     public void exitKeyguardSecurely(OnKeyguardExitResult callback) {
6332         if (mKeyguardDelegate != null) {
6333             mKeyguardDelegate.verifyUnlock(callback);
6334         }
6335     }
6336
6337     private boolean isKeyguardShowingAndNotOccluded() {
6338         if (mKeyguardDelegate == null) return false;
6339         return mKeyguardDelegate.isShowing() && !mKeyguardOccluded;
6340     }
6341
6342     /** {@inheritDoc} */
6343     @Override
6344     public boolean isKeyguardLocked() {
6345         return keyguardOn();
6346     }
6347
6348     /** {@inheritDoc} */
6349     @Override
6350     public boolean isKeyguardSecure(int userId) {
6351         if (mKeyguardDelegate == null) return false;
6352         return mKeyguardDelegate.isSecure(userId);
6353     }
6354
6355     /** {@inheritDoc} */
6356     @Override
6357     public boolean isKeyguardShowingOrOccluded() {
6358         return mKeyguardDelegate == null ? false : mKeyguardDelegate.isShowing();
6359     }
6360
6361     /** {@inheritDoc} */
6362     @Override
6363     public boolean inKeyguardRestrictedKeyInputMode() {
6364         if (mKeyguardDelegate == null) return false;
6365         return mKeyguardDelegate.isInputRestricted();
6366     }
6367
6368     @Override
6369     public void dismissKeyguardLw() {
6370         if (mKeyguardDelegate != null && mKeyguardDelegate.isShowing()) {
6371             if (DEBUG_KEYGUARD) Slog.d(TAG, "PWM.dismissKeyguardLw");
6372             mHandler.post(new Runnable() {
6373                 @Override
6374                 public void run() {
6375                     // ask the keyguard to prompt the user to authenticate if necessary
6376                     mKeyguardDelegate.dismiss();
6377                 }
6378             });
6379         }
6380     }
6381
6382     @Override
6383     public void notifyActivityDrawnForKeyguardLw() {
6384         if (mKeyguardDelegate != null) {
6385             mHandler.post(new Runnable() {
6386                 @Override
6387                 public void run() {
6388                     mKeyguardDelegate.onActivityDrawn();
6389                 }
6390             });
6391         }
6392     }
6393
6394     @Override
6395     public boolean isKeyguardDrawnLw() {
6396         synchronized (mLock) {
6397             return mKeyguardDrawnOnce;
6398         }
6399     }
6400
6401     @Override
6402     public void startKeyguardExitAnimation(long startTime, long fadeoutDuration) {
6403         if (mKeyguardDelegate != null) {
6404             if (DEBUG_KEYGUARD) Slog.d(TAG, "PWM.startKeyguardExitAnimation");
6405             mKeyguardDelegate.startKeyguardExitAnimation(startTime, fadeoutDuration);
6406         }
6407     }
6408
6409     @Override
6410     public void getStableInsetsLw(int displayRotation, int displayWidth, int displayHeight,
6411             Rect outInsets) {
6412         outInsets.setEmpty();
6413
6414         // Navigation bar and status bar.
6415         getNonDecorInsetsLw(displayRotation, displayWidth, displayHeight, outInsets);
6416         if (mStatusBar != null) {
6417             outInsets.top = mStatusBarHeight;
6418         }
6419     }
6420
6421     @Override
6422     public void getNonDecorInsetsLw(int displayRotation, int displayWidth, int displayHeight,
6423             Rect outInsets) {
6424         outInsets.setEmpty();
6425
6426         // Only navigation bar
6427         if (mNavigationBar != null) {
6428             if (isNavigationBarOnBottom(displayWidth, displayHeight)) {
6429                 outInsets.bottom = getNavigationBarHeight(displayRotation, mUiMode);
6430             } else {
6431                 outInsets.right = getNavigationBarWidth(displayRotation, mUiMode);
6432             }
6433         }
6434     }
6435
6436     @Override
6437     public boolean isNavBarForcedShownLw(WindowState windowState) {
6438         return mForceShowSystemBars;
6439     }
6440
6441     @Override
6442     public boolean isDockSideAllowed(int dockSide) {
6443
6444         // We do not allow all dock sides at which the navigation bar touches the docked stack.
6445         if (!mNavigationBarCanMove) {
6446             return dockSide == DOCKED_TOP || dockSide == DOCKED_LEFT || dockSide == DOCKED_RIGHT;
6447         } else {
6448             return dockSide == DOCKED_TOP || dockSide == DOCKED_LEFT;
6449         }
6450     }
6451
6452     void sendCloseSystemWindows() {
6453         PhoneWindow.sendCloseSystemWindows(mContext, null);
6454     }
6455
6456     void sendCloseSystemWindows(String reason) {
6457         PhoneWindow.sendCloseSystemWindows(mContext, reason);
6458     }
6459
6460     @Override
6461     public int rotationForOrientationLw(int orientation, int lastRotation) {
6462         if (false) {
6463             Slog.v(TAG, "rotationForOrientationLw(orient="
6464                         + orientation + ", last=" + lastRotation
6465                         + "); user=" + mUserRotation + " "
6466                         + ((mUserRotationMode == WindowManagerPolicy.USER_ROTATION_LOCKED)
6467                             ? "USER_ROTATION_LOCKED" : "")
6468                         );
6469         }
6470
6471         if (mForceDefaultOrientation) {
6472             return Surface.ROTATION_0;
6473         }
6474
6475         synchronized (mLock) {
6476             int sensorRotation = mOrientationListener.getProposedRotation(); // may be -1
6477             if (sensorRotation < 0) {
6478                 sensorRotation = lastRotation;
6479             }
6480
6481             final int preferredRotation;
6482             if (mLidState == LID_OPEN && mLidOpenRotation >= 0) {
6483                 // Ignore sensor when lid switch is open and rotation is forced.
6484                 preferredRotation = mLidOpenRotation;
6485             } else if (mDockMode == Intent.EXTRA_DOCK_STATE_CAR
6486                     && (mCarDockEnablesAccelerometer || mCarDockRotation >= 0)) {
6487                 // Ignore sensor when in car dock unless explicitly enabled.
6488                 // This case can override the behavior of NOSENSOR, and can also
6489                 // enable 180 degree rotation while docked.
6490                 preferredRotation = mCarDockEnablesAccelerometer
6491                         ? sensorRotation : mCarDockRotation;
6492             } else if ((mDockMode == Intent.EXTRA_DOCK_STATE_DESK
6493                     || mDockMode == Intent.EXTRA_DOCK_STATE_LE_DESK
6494                     || mDockMode == Intent.EXTRA_DOCK_STATE_HE_DESK)
6495                     && (mDeskDockEnablesAccelerometer || mDeskDockRotation >= 0)) {
6496                 // Ignore sensor when in desk dock unless explicitly enabled.
6497                 // This case can override the behavior of NOSENSOR, and can also
6498                 // enable 180 degree rotation while docked.
6499                 preferredRotation = mDeskDockEnablesAccelerometer
6500                         ? sensorRotation : mDeskDockRotation;
6501             } else if (mHdmiPlugged && mDemoHdmiRotationLock) {
6502                 // Ignore sensor when plugged into HDMI when demo HDMI rotation lock enabled.
6503                 // Note that the dock orientation overrides the HDMI orientation.
6504                 preferredRotation = mDemoHdmiRotation;
6505             } else if (mHdmiPlugged && mDockMode == Intent.EXTRA_DOCK_STATE_UNDOCKED
6506                     && mUndockedHdmiRotation >= 0) {
6507                 // Ignore sensor when plugged into HDMI and an undocked orientation has
6508                 // been specified in the configuration (only for legacy devices without
6509                 // full multi-display support).
6510                 // Note that the dock orientation overrides the HDMI orientation.
6511                 preferredRotation = mUndockedHdmiRotation;
6512             } else if (mDemoRotationLock) {
6513                 // Ignore sensor when demo rotation lock is enabled.
6514                 // Note that the dock orientation and HDMI rotation lock override this.
6515                 preferredRotation = mDemoRotation;
6516             } else if (orientation == ActivityInfo.SCREEN_ORIENTATION_LOCKED) {
6517                 // Application just wants to remain locked in the last rotation.
6518                 preferredRotation = lastRotation;
6519             } else if (!mSupportAutoRotation) {
6520                 // If we don't support auto-rotation then bail out here and ignore
6521                 // the sensor and any rotation lock settings.
6522                 preferredRotation = -1;
6523             } else if ((mUserRotationMode == WindowManagerPolicy.USER_ROTATION_FREE
6524                             && (orientation == ActivityInfo.SCREEN_ORIENTATION_USER
6525                                     || orientation == ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED
6526                                     || orientation == ActivityInfo.SCREEN_ORIENTATION_USER_LANDSCAPE
6527                                     || orientation == ActivityInfo.SCREEN_ORIENTATION_USER_PORTRAIT
6528                                     || orientation == ActivityInfo.SCREEN_ORIENTATION_FULL_USER))
6529                     || orientation == ActivityInfo.SCREEN_ORIENTATION_SENSOR
6530                     || orientation == ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR
6531                     || orientation == ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE
6532                     || orientation == ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT) {
6533                 // Otherwise, use sensor only if requested by the application or enabled
6534                 // by default for USER or UNSPECIFIED modes.  Does not apply to NOSENSOR.
6535                 if (mAllowAllRotations < 0) {
6536                     // Can't read this during init() because the context doesn't
6537                     // have display metrics at that time so we cannot determine
6538                     // tablet vs. phone then.
6539                     mAllowAllRotations = mContext.getResources().getBoolean(
6540                             com.android.internal.R.bool.config_allowAllRotations) ? 1 : 0;
6541                 }
6542                 if (sensorRotation != Surface.ROTATION_180
6543                         || mAllowAllRotations == 1
6544                         || orientation == ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR
6545                         || orientation == ActivityInfo.SCREEN_ORIENTATION_FULL_USER) {
6546                     preferredRotation = sensorRotation;
6547                 } else {
6548                     preferredRotation = lastRotation;
6549                 }
6550             } else if (mUserRotationMode == WindowManagerPolicy.USER_ROTATION_LOCKED
6551                     && orientation != ActivityInfo.SCREEN_ORIENTATION_NOSENSOR) {
6552                 // Apply rotation lock.  Does not apply to NOSENSOR.
6553                 // The idea is that the user rotation expresses a weak preference for the direction
6554                 // of gravity and as NOSENSOR is never affected by gravity, then neither should
6555                 // NOSENSOR be affected by rotation lock (although it will be affected by docks).
6556                 preferredRotation = mUserRotation;
6557             } else {
6558                 // No overriding preference.
6559                 // We will do exactly what the application asked us to do.
6560                 preferredRotation = -1;
6561             }
6562
6563             switch (orientation) {
6564                 case ActivityInfo.SCREEN_ORIENTATION_PORTRAIT:
6565                     // Return portrait unless overridden.
6566                     if (isAnyPortrait(preferredRotation)) {
6567                         return preferredRotation;
6568                     }
6569                     return mPortraitRotation;
6570
6571                 case ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE:
6572                     // Return landscape unless overridden.
6573                     if (isLandscapeOrSeascape(preferredRotation)) {
6574                         return preferredRotation;
6575                     }
6576                     return mLandscapeRotation;
6577
6578                 case ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT:
6579                     // Return reverse portrait unless overridden.
6580                     if (isAnyPortrait(preferredRotation)) {
6581                         return preferredRotation;
6582                     }
6583                     return mUpsideDownRotation;
6584
6585                 case ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE:
6586                     // Return seascape unless overridden.
6587                     if (isLandscapeOrSeascape(preferredRotation)) {
6588                         return preferredRotation;
6589                     }
6590                     return mSeascapeRotation;
6591
6592                 case ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE:
6593                 case ActivityInfo.SCREEN_ORIENTATION_USER_LANDSCAPE:
6594                     // Return either landscape rotation.
6595                     if (isLandscapeOrSeascape(preferredRotation)) {
6596                         return preferredRotation;
6597                     }
6598                     if (isLandscapeOrSeascape(lastRotation)) {
6599                         return lastRotation;
6600                     }
6601                     return mLandscapeRotation;
6602
6603                 case ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT:
6604                 case ActivityInfo.SCREEN_ORIENTATION_USER_PORTRAIT:
6605                     // Return either portrait rotation.
6606                     if (isAnyPortrait(preferredRotation)) {
6607                         return preferredRotation;
6608                     }
6609                     if (isAnyPortrait(lastRotation)) {
6610                         return lastRotation;
6611                     }
6612                     return mPortraitRotation;
6613
6614                 default:
6615                     // For USER, UNSPECIFIED, NOSENSOR, SENSOR and FULL_SENSOR,
6616                     // just return the preferred orientation we already calculated.
6617                     if (preferredRotation >= 0) {
6618                         return preferredRotation;
6619                     }
6620                     return Surface.ROTATION_0;
6621             }
6622         }
6623     }
6624
6625     @Override
6626     public boolean rotationHasCompatibleMetricsLw(int orientation, int rotation) {
6627         switch (orientation) {
6628             case ActivityInfo.SCREEN_ORIENTATION_PORTRAIT:
6629             case ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT:
6630             case ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT:
6631                 return isAnyPortrait(rotation);
6632
6633             case ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE:
6634             case ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE:
6635             case ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE:
6636                 return isLandscapeOrSeascape(rotation);
6637
6638             default:
6639                 return true;
6640         }
6641     }
6642
6643     @Override
6644     public void setRotationLw(int rotation) {
6645         mOrientationListener.setCurrentRotation(rotation);
6646     }
6647
6648     private boolean isLandscapeOrSeascape(int rotation) {
6649         return rotation == mLandscapeRotation || rotation == mSeascapeRotation;
6650     }
6651
6652     private boolean isAnyPortrait(int rotation) {
6653         return rotation == mPortraitRotation || rotation == mUpsideDownRotation;
6654     }
6655
6656     @Override
6657     public int getUserRotationMode() {
6658         return Settings.System.getIntForUser(mContext.getContentResolver(),
6659                 Settings.System.ACCELEROMETER_ROTATION, 0, UserHandle.USER_CURRENT) != 0 ?
6660                         WindowManagerPolicy.USER_ROTATION_FREE :
6661                                 WindowManagerPolicy.USER_ROTATION_LOCKED;
6662     }
6663
6664     // User rotation: to be used when all else fails in assigning an orientation to the device
6665     @Override
6666     public void setUserRotationMode(int mode, int rot) {
6667         ContentResolver res = mContext.getContentResolver();
6668
6669         // mUserRotationMode and mUserRotation will be assigned by the content observer
6670         if (mode == WindowManagerPolicy.USER_ROTATION_LOCKED) {
6671             Settings.System.putIntForUser(res,
6672                     Settings.System.USER_ROTATION,
6673                     rot,
6674                     UserHandle.USER_CURRENT);
6675             Settings.System.putIntForUser(res,
6676                     Settings.System.ACCELEROMETER_ROTATION,
6677                     0,
6678                     UserHandle.USER_CURRENT);
6679         } else {
6680             Settings.System.putIntForUser(res,
6681                     Settings.System.ACCELEROMETER_ROTATION,
6682                     1,
6683                     UserHandle.USER_CURRENT);
6684         }
6685     }
6686
6687     @Override
6688     public void setSafeMode(boolean safeMode) {
6689         mSafeMode = safeMode;
6690         performHapticFeedbackLw(null, safeMode
6691                 ? HapticFeedbackConstants.SAFE_MODE_ENABLED
6692                 : HapticFeedbackConstants.SAFE_MODE_DISABLED, true);
6693     }
6694
6695     static long[] getLongIntArray(Resources r, int resid) {
6696         int[] ar = r.getIntArray(resid);
6697         if (ar == null) {
6698             return null;
6699         }
6700         long[] out = new long[ar.length];
6701         for (int i=0; i<ar.length; i++) {
6702             out[i] = ar[i];
6703         }
6704         return out;
6705     }
6706
6707     /** {@inheritDoc} */
6708     @Override
6709     public void systemReady() {
6710         mKeyguardDelegate = new KeyguardServiceDelegate(mContext);
6711         mKeyguardDelegate.onSystemReady();
6712
6713         readCameraLensCoverState();
6714         updateUiMode();
6715         boolean bindKeyguardNow;
6716         synchronized (mLock) {
6717             updateOrientationListenerLp();
6718             mSystemReady = true;
6719             mHandler.post(new Runnable() {
6720                 @Override
6721                 public void run() {
6722                     updateSettings();
6723                 }
6724             });
6725
6726             bindKeyguardNow = mDeferBindKeyguard;
6727             if (bindKeyguardNow) {
6728                 // systemBooted ran but wasn't able to bind to the Keyguard, we'll do it now.
6729                 mDeferBindKeyguard = false;
6730             }
6731         }
6732
6733         if (bindKeyguardNow) {
6734             mKeyguardDelegate.bindService(mContext);
6735             mKeyguardDelegate.onBootCompleted();
6736         }
6737         mSystemGestures.systemReady();
6738         mImmersiveModeConfirmation.systemReady();
6739     }
6740
6741     /** {@inheritDoc} */
6742     @Override
6743     public void systemBooted() {
6744         boolean bindKeyguardNow = false;
6745         synchronized (mLock) {
6746             // Time to bind Keyguard; take care to only bind it once, either here if ready or
6747             // in systemReady if not.
6748             if (mKeyguardDelegate != null) {
6749                 bindKeyguardNow = true;
6750             } else {
6751                 // Because mKeyguardDelegate is null, we know that the synchronized block in
6752                 // systemReady didn't run yet and setting this will actually have an effect.
6753                 mDeferBindKeyguard = true;
6754             }
6755         }
6756         if (bindKeyguardNow) {
6757             mKeyguardDelegate.bindService(mContext);
6758             mKeyguardDelegate.onBootCompleted();
6759         }
6760         synchronized (mLock) {
6761             mSystemBooted = true;
6762         }
6763         startedWakingUp();
6764         screenTurningOn(null);
6765         screenTurnedOn();
6766     }
6767
6768     ProgressDialog mBootMsgDialog = null;
6769
6770     /** {@inheritDoc} */
6771     @Override
6772     public void showBootMessage(final CharSequence msg, final boolean always) {
6773         mHandler.post(new Runnable() {
6774             @Override public void run() {
6775                 if (mBootMsgDialog == null) {
6776                     int theme;
6777                     if (mHasFeatureWatch) {
6778                         theme = com.android.internal.R.style.Theme_Micro_Dialog_Alert;
6779                     } else if (mContext.getPackageManager().hasSystemFeature(FEATURE_TELEVISION)) {
6780                         theme = com.android.internal.R.style.Theme_Leanback_Dialog_Alert;
6781                     } else {
6782                         theme = 0;
6783                     }
6784
6785                     mBootMsgDialog = new ProgressDialog(mContext, theme) {
6786                         // This dialog will consume all events coming in to
6787                         // it, to avoid it trying to do things too early in boot.
6788                         @Override public boolean dispatchKeyEvent(KeyEvent event) {
6789                             return true;
6790                         }
6791                         @Override public boolean dispatchKeyShortcutEvent(KeyEvent event) {
6792                             return true;
6793                         }
6794                         @Override public boolean dispatchTouchEvent(MotionEvent ev) {
6795                             return true;
6796                         }
6797                         @Override public boolean dispatchTrackballEvent(MotionEvent ev) {
6798                             return true;
6799                         }
6800                         @Override public boolean dispatchGenericMotionEvent(MotionEvent ev) {
6801                             return true;
6802                         }
6803                         @Override public boolean dispatchPopulateAccessibilityEvent(
6804                                 AccessibilityEvent event) {
6805                             return true;
6806                         }
6807                     };
6808                     if (mContext.getPackageManager().isUpgrade()) {
6809                         mBootMsgDialog.setTitle(R.string.android_upgrading_title);
6810                     } else {
6811                         mBootMsgDialog.setTitle(R.string.android_start_title);
6812                     }
6813                     mBootMsgDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);
6814                     mBootMsgDialog.setIndeterminate(true);
6815                     mBootMsgDialog.getWindow().setType(
6816                             WindowManager.LayoutParams.TYPE_BOOT_PROGRESS);
6817                     mBootMsgDialog.getWindow().addFlags(
6818                             WindowManager.LayoutParams.FLAG_DIM_BEHIND
6819                             | WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN);
6820                     mBootMsgDialog.getWindow().setDimAmount(1);
6821                     WindowManager.LayoutParams lp = mBootMsgDialog.getWindow().getAttributes();
6822                     lp.screenOrientation = ActivityInfo.SCREEN_ORIENTATION_NOSENSOR;
6823                     mBootMsgDialog.getWindow().setAttributes(lp);
6824                     mBootMsgDialog.setCancelable(false);
6825                     mBootMsgDialog.show();
6826                 }
6827                 mBootMsgDialog.setMessage(msg);
6828             }
6829         });
6830     }
6831
6832     /** {@inheritDoc} */
6833     @Override
6834     public void hideBootMessages() {
6835         mHandler.sendEmptyMessage(MSG_HIDE_BOOT_MESSAGE);
6836     }
6837
6838     /** {@inheritDoc} */
6839     @Override
6840     public void userActivity() {
6841         // ***************************************
6842         // NOTE NOTE NOTE NOTE NOTE NOTE NOTE NOTE
6843         // ***************************************
6844         // THIS IS CALLED FROM DEEP IN THE POWER MANAGER
6845         // WITH ITS LOCKS HELD.
6846         //
6847         // This code must be VERY careful about the locks
6848         // it acquires.
6849         // In fact, the current code acquires way too many,
6850         // and probably has lurking deadlocks.
6851
6852         synchronized (mScreenLockTimeout) {
6853             if (mLockScreenTimerActive) {
6854                 // reset the timer
6855                 mHandler.removeCallbacks(mScreenLockTimeout);
6856                 mHandler.postDelayed(mScreenLockTimeout, mLockScreenTimeout);
6857             }
6858         }
6859     }
6860
6861     class ScreenLockTimeout implements Runnable {
6862         Bundle options;
6863
6864         @Override
6865         public void run() {
6866             synchronized (this) {
6867                 if (localLOGV) Log.v(TAG, "mScreenLockTimeout activating keyguard");
6868                 if (mKeyguardDelegate != null) {
6869                     mKeyguardDelegate.doKeyguardTimeout(options);
6870                 }
6871                 mLockScreenTimerActive = false;
6872                 options = null;
6873             }
6874         }
6875
6876         public void setLockOptions(Bundle options) {
6877             this.options = options;
6878         }
6879     }
6880
6881     ScreenLockTimeout mScreenLockTimeout = new ScreenLockTimeout();
6882
6883     @Override
6884     public void lockNow(Bundle options) {
6885         mContext.enforceCallingOrSelfPermission(android.Manifest.permission.DEVICE_POWER, null);
6886         mHandler.removeCallbacks(mScreenLockTimeout);
6887         if (options != null) {
6888             // In case multiple calls are made to lockNow, we don't wipe out the options
6889             // until the runnable actually executes.
6890             mScreenLockTimeout.setLockOptions(options);
6891         }
6892         mHandler.post(mScreenLockTimeout);
6893     }
6894
6895     private void updateLockScreenTimeout() {
6896         synchronized (mScreenLockTimeout) {
6897             boolean enable = (mAllowLockscreenWhenOn && mAwake &&
6898                     mKeyguardDelegate != null && mKeyguardDelegate.isSecure(mCurrentUserId));
6899             if (mLockScreenTimerActive != enable) {
6900                 if (enable) {
6901                     if (localLOGV) Log.v(TAG, "setting lockscreen timer");
6902                     mHandler.removeCallbacks(mScreenLockTimeout); // remove any pending requests
6903                     mHandler.postDelayed(mScreenLockTimeout, mLockScreenTimeout);
6904                 } else {
6905                     if (localLOGV) Log.v(TAG, "clearing lockscreen timer");
6906                     mHandler.removeCallbacks(mScreenLockTimeout);
6907                 }
6908                 mLockScreenTimerActive = enable;
6909             }
6910         }
6911     }
6912
6913     private void updateDreamingSleepToken(boolean acquire) {
6914         if (acquire) {
6915             if (mDreamingSleepToken == null) {
6916                 mDreamingSleepToken = mActivityManagerInternal.acquireSleepToken("Dream");
6917             }
6918         } else {
6919             if (mDreamingSleepToken != null) {
6920                 mDreamingSleepToken.release();
6921                 mDreamingSleepToken = null;
6922             }
6923         }
6924     }
6925
6926     private void updateScreenOffSleepToken(boolean acquire) {
6927         if (acquire) {
6928             if (mScreenOffSleepToken == null) {
6929                 mScreenOffSleepToken = mActivityManagerInternal.acquireSleepToken("ScreenOff");
6930             }
6931         } else {
6932             if (mScreenOffSleepToken != null) {
6933                 mScreenOffSleepToken.release();
6934                 mScreenOffSleepToken = null;
6935             }
6936         }
6937     }
6938
6939     /** {@inheritDoc} */
6940     @Override
6941     public void enableScreenAfterBoot() {
6942         readLidState();
6943         applyLidSwitchState();
6944         updateRotation(true);
6945     }
6946
6947     private void applyLidSwitchState() {
6948         if (mLidState == LID_CLOSED && mLidControlsSleep) {
6949             mPowerManager.goToSleep(SystemClock.uptimeMillis(),
6950                     PowerManager.GO_TO_SLEEP_REASON_LID_SWITCH,
6951                     PowerManager.GO_TO_SLEEP_FLAG_NO_DOZE);
6952         } else if (mLidState == LID_CLOSED && mLidControlsScreenLock) {
6953             mWindowManagerFuncs.lockDeviceNow();
6954         }
6955
6956         synchronized (mLock) {
6957             updateWakeGestureListenerLp();
6958         }
6959     }
6960
6961     void updateUiMode() {
6962         if (mUiModeManager == null) {
6963             mUiModeManager = IUiModeManager.Stub.asInterface(
6964                     ServiceManager.getService(Context.UI_MODE_SERVICE));
6965         }
6966         try {
6967             mUiMode = mUiModeManager.getCurrentModeType();
6968         } catch (RemoteException e) {
6969         }
6970     }
6971
6972     void updateRotation(boolean alwaysSendConfiguration) {
6973         try {
6974             //set orientation on WindowManager
6975             mWindowManager.updateRotation(alwaysSendConfiguration, false);
6976         } catch (RemoteException e) {
6977             // Ignore
6978         }
6979     }
6980
6981     void updateRotation(boolean alwaysSendConfiguration, boolean forceRelayout) {
6982         try {
6983             //set orientation on WindowManager
6984             mWindowManager.updateRotation(alwaysSendConfiguration, forceRelayout);
6985         } catch (RemoteException e) {
6986             // Ignore
6987         }
6988     }
6989
6990     /**
6991      * Return an Intent to launch the currently active dock app as home.  Returns
6992      * null if the standard home should be launched, which is the case if any of the following is
6993      * true:
6994      * <ul>
6995      *  <li>The device is not in either car mode or desk mode
6996      *  <li>The device is in car mode but mEnableCarDockHomeCapture is false
6997      *  <li>The device is in desk mode but ENABLE_DESK_DOCK_HOME_CAPTURE is false
6998      *  <li>The device is in car mode but there's no CAR_DOCK app with METADATA_DOCK_HOME
6999      *  <li>The device is in desk mode but there's no DESK_DOCK app with METADATA_DOCK_HOME
7000      * </ul>
7001      * @return A dock intent.
7002      */
7003     Intent createHomeDockIntent() {
7004         Intent intent = null;
7005
7006         // What home does is based on the mode, not the dock state.  That
7007         // is, when in car mode you should be taken to car home regardless
7008         // of whether we are actually in a car dock.
7009         if (mUiMode == Configuration.UI_MODE_TYPE_CAR) {
7010             if (mEnableCarDockHomeCapture) {
7011                 intent = mCarDockIntent;
7012             }
7013         } else if (mUiMode == Configuration.UI_MODE_TYPE_DESK) {
7014             if (ENABLE_DESK_DOCK_HOME_CAPTURE) {
7015                 intent = mDeskDockIntent;
7016             }
7017         } else if (mUiMode == Configuration.UI_MODE_TYPE_WATCH
7018                 && (mDockMode == Intent.EXTRA_DOCK_STATE_DESK
7019                         || mDockMode == Intent.EXTRA_DOCK_STATE_HE_DESK
7020                         || mDockMode == Intent.EXTRA_DOCK_STATE_LE_DESK)) {
7021             // Always launch dock home from home when watch is docked, if it exists.
7022             intent = mDeskDockIntent;
7023         }
7024
7025         if (intent == null) {
7026             return null;
7027         }
7028
7029         ActivityInfo ai = null;
7030         ResolveInfo info = mContext.getPackageManager().resolveActivityAsUser(
7031                 intent,
7032                 PackageManager.MATCH_DEFAULT_ONLY | PackageManager.GET_META_DATA,
7033                 mCurrentUserId);
7034         if (info != null) {
7035             ai = info.activityInfo;
7036         }
7037         if (ai != null
7038                 && ai.metaData != null
7039                 && ai.metaData.getBoolean(Intent.METADATA_DOCK_HOME)) {
7040             intent = new Intent(intent);
7041             intent.setClassName(ai.packageName, ai.name);
7042             return intent;
7043         }
7044
7045         return null;
7046     }
7047
7048     void startDockOrHome(boolean fromHomeKey, boolean awakenFromDreams) {
7049         if (awakenFromDreams) {
7050             awakenDreams();
7051         }
7052
7053         Intent dock = createHomeDockIntent();
7054         if (dock != null) {
7055             try {
7056                 if (fromHomeKey) {
7057                     dock.putExtra(WindowManagerPolicy.EXTRA_FROM_HOME_KEY, fromHomeKey);
7058                 }
7059                 startActivityAsUser(dock, UserHandle.CURRENT);
7060                 return;
7061             } catch (ActivityNotFoundException e) {
7062             }
7063         }
7064
7065         Intent intent;
7066
7067         if (fromHomeKey) {
7068             intent = new Intent(mHomeIntent);
7069             intent.putExtra(WindowManagerPolicy.EXTRA_FROM_HOME_KEY, fromHomeKey);
7070         } else {
7071             intent = mHomeIntent;
7072         }
7073
7074         startActivityAsUser(intent, UserHandle.CURRENT);
7075     }
7076
7077     /**
7078      * goes to the home screen
7079      * @return whether it did anything
7080      */
7081     boolean goHome() {
7082         if (!isUserSetupComplete()) {
7083             Slog.i(TAG, "Not going home because user setup is in progress.");
7084             return false;
7085         }
7086         if (false) {
7087             // This code always brings home to the front.
7088             try {
7089                 ActivityManagerNative.getDefault().stopAppSwitches();
7090             } catch (RemoteException e) {
7091             }
7092             sendCloseSystemWindows();
7093             startDockOrHome(false /*fromHomeKey*/, true /* awakenFromDreams */);
7094         } else {
7095             // This code brings home to the front or, if it is already
7096             // at the front, puts the device to sleep.
7097             try {
7098                 if (SystemProperties.getInt("persist.sys.uts-test-mode", 0) == 1) {
7099                     /// Roll back EndcallBehavior as the cupcake design to pass P1 lab entry.
7100                     Log.d(TAG, "UTS-TEST-MODE");
7101                 } else {
7102                     ActivityManagerNative.getDefault().stopAppSwitches();
7103                     sendCloseSystemWindows();
7104                     Intent dock = createHomeDockIntent();
7105                     if (dock != null) {
7106                         int result = ActivityManagerNative.getDefault()
7107                                 .startActivityAsUser(null, null, dock,
7108                                         dock.resolveTypeIfNeeded(mContext.getContentResolver()),
7109                                         null, null, 0,
7110                                         ActivityManager.START_FLAG_ONLY_IF_NEEDED,
7111                                         null, null, UserHandle.USER_CURRENT);
7112                         if (result == ActivityManager.START_RETURN_INTENT_TO_CALLER) {
7113                             return false;
7114                         }
7115                     }
7116                 }
7117                 int result = ActivityManagerNative.getDefault()
7118                         .startActivityAsUser(null, null, mHomeIntent,
7119                                 mHomeIntent.resolveTypeIfNeeded(mContext.getContentResolver()),
7120                                 null, null, 0,
7121                                 ActivityManager.START_FLAG_ONLY_IF_NEEDED,
7122                                 null, null, UserHandle.USER_CURRENT);
7123                 if (result == ActivityManager.START_RETURN_INTENT_TO_CALLER) {
7124                     return false;
7125                 }
7126             } catch (RemoteException ex) {
7127                 // bummer, the activity manager, which is in this process, is dead
7128             }
7129         }
7130         return true;
7131     }
7132
7133     @Override
7134     public void setCurrentOrientationLw(int newOrientation) {
7135         synchronized (mLock) {
7136             if (newOrientation != mCurrentAppOrientation) {
7137                 mCurrentAppOrientation = newOrientation;
7138                 updateOrientationListenerLp();
7139             }
7140         }
7141     }
7142
7143     private void performAuditoryFeedbackForAccessibilityIfNeed() {
7144         if (!isGlobalAccessibilityGestureEnabled()) {
7145             return;
7146         }
7147         AudioManager audioManager = (AudioManager) mContext.getSystemService(
7148                 Context.AUDIO_SERVICE);
7149         if (audioManager.isSilentMode()) {
7150             return;
7151         }
7152         Ringtone ringTone = RingtoneManager.getRingtone(mContext,
7153                 Settings.System.DEFAULT_NOTIFICATION_URI);
7154         ringTone.setStreamType(AudioManager.STREAM_MUSIC);
7155         ringTone.play();
7156     }
7157
7158     private boolean isTheaterModeEnabled() {
7159         return Settings.Global.getInt(mContext.getContentResolver(),
7160                 Settings.Global.THEATER_MODE_ON, 0) == 1;
7161     }
7162
7163     private boolean isGlobalAccessibilityGestureEnabled() {
7164         return Settings.Global.getInt(mContext.getContentResolver(),
7165                 Settings.Global.ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED, 0) == 1;
7166     }
7167
7168     @Override
7169     public boolean performHapticFeedbackLw(WindowState win, int effectId, boolean always) {
7170         if (!mVibrator.hasVibrator()) {
7171             return false;
7172         }
7173         final boolean hapticsDisabled = Settings.System.getIntForUser(mContext.getContentResolver(),
7174                 Settings.System.HAPTIC_FEEDBACK_ENABLED, 0, UserHandle.USER_CURRENT) == 0;
7175         if (hapticsDisabled && !always) {
7176             return false;
7177         }
7178         long[] pattern = null;
7179         switch (effectId) {
7180             case HapticFeedbackConstants.LONG_PRESS:
7181                 pattern = mLongPressVibePattern;
7182                 break;
7183             case HapticFeedbackConstants.VIRTUAL_KEY:
7184                 pattern = mVirtualKeyVibePattern;
7185                 break;
7186             case HapticFeedbackConstants.KEYBOARD_TAP:
7187                 pattern = mKeyboardTapVibePattern;
7188                 break;
7189             case HapticFeedbackConstants.CLOCK_TICK:
7190                 pattern = mClockTickVibePattern;
7191                 break;
7192             case HapticFeedbackConstants.CALENDAR_DATE:
7193                 pattern = mCalendarDateVibePattern;
7194                 break;
7195             case HapticFeedbackConstants.SAFE_MODE_DISABLED:
7196                 pattern = mSafeModeDisabledVibePattern;
7197                 break;
7198             case HapticFeedbackConstants.SAFE_MODE_ENABLED:
7199                 pattern = mSafeModeEnabledVibePattern;
7200                 break;
7201             case HapticFeedbackConstants.CONTEXT_CLICK:
7202                 pattern = mContextClickVibePattern;
7203                 break;
7204             default:
7205                 return false;
7206         }
7207         int owningUid;
7208         String owningPackage;
7209         if (win != null) {
7210             owningUid = win.getOwningUid();
7211             owningPackage = win.getOwningPackage();
7212         } else {
7213             owningUid = android.os.Process.myUid();
7214             owningPackage = mContext.getOpPackageName();
7215         }
7216         if (pattern.length == 1) {
7217             // One-shot vibration
7218             mVibrator.vibrate(owningUid, owningPackage, pattern[0], VIBRATION_ATTRIBUTES);
7219         } else {
7220             // Pattern vibration
7221             mVibrator.vibrate(owningUid, owningPackage, pattern, -1, VIBRATION_ATTRIBUTES);
7222         }
7223         return true;
7224     }
7225
7226     @Override
7227     public void keepScreenOnStartedLw() {
7228     }
7229
7230     @Override
7231     public void keepScreenOnStoppedLw() {
7232         if (isKeyguardShowingAndNotOccluded()) {
7233             mPowerManager.userActivity(SystemClock.uptimeMillis(), false);
7234         }
7235     }
7236
7237     private int updateSystemUiVisibilityLw() {
7238         // If there is no window focused, there will be nobody to handle the events
7239         // anyway, so just hang on in whatever state we're in until things settle down.
7240         final WindowState win = mFocusedWindow != null ? mFocusedWindow
7241                 : mTopFullscreenOpaqueWindowState;
7242         if (win == null) {
7243             return 0;
7244         }
7245         if ((win.getAttrs().privateFlags & PRIVATE_FLAG_KEYGUARD) != 0 && mHideLockScreen == true) {
7246             // We are updating at a point where the keyguard has gotten
7247             // focus, but we were last in a state where the top window is
7248             // hiding it.  This is probably because the keyguard as been
7249             // shown while the top window was displayed, so we want to ignore
7250             // it here because this is just a very transient change and it
7251             // will quickly lose focus once it correctly gets hidden.
7252             return 0;
7253         }
7254
7255         int tmpVisibility = PolicyControl.getSystemUiVisibility(win, null)
7256                 & ~mResettingSystemUiFlags
7257                 & ~mForceClearedSystemUiFlags;
7258         if (mForcingShowNavBar && win.getSurfaceLayer() < mForcingShowNavBarLayer) {
7259             tmpVisibility &= ~PolicyControl.adjustClearableFlags(win, View.SYSTEM_UI_CLEARABLE_FLAGS);
7260         }
7261
7262         final int fullscreenVisibility = updateLightStatusBarLw(0 /* vis */,
7263                 mTopFullscreenOpaqueWindowState, mTopFullscreenOpaqueOrDimmingWindowState);
7264         final int dockedVisibility = updateLightStatusBarLw(0 /* vis */,
7265                 mTopDockedOpaqueWindowState, mTopDockedOpaqueOrDimmingWindowState);
7266         mWindowManagerFuncs.getStackBounds(HOME_STACK_ID, mNonDockedStackBounds);
7267         mWindowManagerFuncs.getStackBounds(DOCKED_STACK_ID, mDockedStackBounds);
7268         final int visibility = updateSystemBarsLw(win, mLastSystemUiFlags, tmpVisibility);
7269         final int diff = visibility ^ mLastSystemUiFlags;
7270         final int fullscreenDiff = fullscreenVisibility ^ mLastFullscreenStackSysUiFlags;
7271         final int dockedDiff = dockedVisibility ^ mLastDockedStackSysUiFlags;
7272         final boolean needsMenu = win.getNeedsMenuLw(mTopFullscreenOpaqueWindowState);
7273         if (diff == 0 && fullscreenDiff == 0 && dockedDiff == 0 && mLastFocusNeedsMenu == needsMenu
7274                 && mFocusedApp == win.getAppToken()
7275                 && mLastNonDockedStackBounds.equals(mNonDockedStackBounds)
7276                 && mLastDockedStackBounds.equals(mDockedStackBounds)) {
7277             return 0;
7278         }
7279         mLastSystemUiFlags = visibility;
7280         mLastFullscreenStackSysUiFlags = fullscreenVisibility;
7281         mLastDockedStackSysUiFlags = dockedVisibility;
7282         mLastFocusNeedsMenu = needsMenu;
7283         mFocusedApp = win.getAppToken();
7284         final Rect fullscreenStackBounds = new Rect(mNonDockedStackBounds);
7285         final Rect dockedStackBounds = new Rect(mDockedStackBounds);
7286         mHandler.post(new Runnable() {
7287                 @Override
7288                 public void run() {
7289                     StatusBarManagerInternal statusbar = getStatusBarManagerInternal();
7290                     if (statusbar != null) {
7291                         statusbar.setSystemUiVisibility(visibility, fullscreenVisibility,
7292                                 dockedVisibility, 0xffffffff, fullscreenStackBounds,
7293                                 dockedStackBounds, win.toString());
7294                         statusbar.topAppWindowChanged(needsMenu);
7295                     }
7296                 }
7297             });
7298         return diff;
7299     }
7300
7301     private int updateLightStatusBarLw(int vis, WindowState opaque, WindowState opaqueOrDimming) {
7302         WindowState statusColorWin = isStatusBarKeyguard() && !mHideLockScreen
7303                 ? mStatusBar
7304                 : opaqueOrDimming;
7305
7306         if (statusColorWin != null) {
7307             if (statusColorWin == opaque) {
7308                 // If the top fullscreen-or-dimming window is also the top fullscreen, respect
7309                 // its light flag.
7310                 vis &= ~View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR;
7311                 vis |= PolicyControl.getSystemUiVisibility(statusColorWin, null)
7312                         & View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR;
7313             } else if (statusColorWin != null && statusColorWin.isDimming()) {
7314                 // Otherwise if it's dimming, clear the light flag.
7315                 vis &= ~View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR;
7316             }
7317         }
7318         return vis;
7319     }
7320
7321     private boolean drawsSystemBarBackground(WindowState win) {
7322         return win == null || (win.getAttrs().flags & FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS) != 0;
7323     }
7324
7325     private boolean forcesDrawStatusBarBackground(WindowState win) {
7326         return win == null || (win.getAttrs().privateFlags
7327                 & PRIVATE_FLAG_FORCE_DRAW_STATUS_BAR_BACKGROUND) != 0;
7328     }
7329
7330     private int updateSystemBarsLw(WindowState win, int oldVis, int vis) {
7331         final boolean dockedStackVisible = mWindowManagerInternal.isStackVisible(DOCKED_STACK_ID);
7332         final boolean freeformStackVisible =
7333                 mWindowManagerInternal.isStackVisible(FREEFORM_WORKSPACE_STACK_ID);
7334         final boolean resizing = mWindowManagerInternal.isDockedDividerResizing();
7335
7336         // We need to force system bars when the docked stack is visible, when the freeform stack
7337         // is visible but also when we are resizing for the transitions when docked stack
7338         // visibility changes.
7339         mForceShowSystemBars = dockedStackVisible || freeformStackVisible || resizing;
7340         final boolean forceOpaqueStatusBar = mForceShowSystemBars && !mForceStatusBarFromKeyguard;
7341
7342         // apply translucent bar vis flags
7343         WindowState fullscreenTransWin = isStatusBarKeyguard() && !mHideLockScreen
7344                 ? mStatusBar
7345                 : mTopFullscreenOpaqueWindowState;
7346         vis = mStatusBarController.applyTranslucentFlagLw(fullscreenTransWin, vis, oldVis);
7347         vis = mNavigationBarController.applyTranslucentFlagLw(fullscreenTransWin, vis, oldVis);
7348         final int dockedVis = mStatusBarController.applyTranslucentFlagLw(
7349                 mTopDockedOpaqueWindowState, 0, 0);
7350
7351         final boolean fullscreenDrawsStatusBarBackground =
7352                 (drawsSystemBarBackground(mTopFullscreenOpaqueWindowState)
7353                         && (vis & View.STATUS_BAR_TRANSLUCENT) == 0)
7354                 || forcesDrawStatusBarBackground(mTopFullscreenOpaqueWindowState);
7355         final boolean dockedDrawsStatusBarBackground =
7356                 (drawsSystemBarBackground(mTopDockedOpaqueWindowState)
7357                         && (dockedVis & View.STATUS_BAR_TRANSLUCENT) == 0)
7358                 || forcesDrawStatusBarBackground(mTopDockedOpaqueWindowState);
7359
7360         // prevent status bar interaction from clearing certain flags
7361         int type = win.getAttrs().type;
7362         boolean statusBarHasFocus = type == TYPE_STATUS_BAR;
7363         if (statusBarHasFocus && !isStatusBarKeyguard()) {
7364             int flags = View.SYSTEM_UI_FLAG_FULLSCREEN
7365                     | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
7366                     | View.SYSTEM_UI_FLAG_IMMERSIVE
7367                     | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY
7368                     | View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR;
7369             if (mHideLockScreen) {
7370                 flags |= View.STATUS_BAR_TRANSLUCENT | View.NAVIGATION_BAR_TRANSLUCENT;
7371             }
7372             vis = (vis & ~flags) | (oldVis & flags);
7373         }
7374
7375         if (fullscreenDrawsStatusBarBackground && dockedDrawsStatusBarBackground) {
7376             vis |= View.STATUS_BAR_TRANSPARENT;
7377             vis &= ~View.STATUS_BAR_TRANSLUCENT;
7378         } else if ((!areTranslucentBarsAllowed() && fullscreenTransWin != mStatusBar)
7379                 || forceOpaqueStatusBar) {
7380             vis &= ~(View.STATUS_BAR_TRANSLUCENT | View.STATUS_BAR_TRANSPARENT);
7381         }
7382
7383         vis = configureNavBarOpacity(vis, dockedStackVisible, freeformStackVisible, resizing);
7384
7385         // update status bar
7386         boolean immersiveSticky =
7387                 (vis & View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY) != 0;
7388         final boolean hideStatusBarWM =
7389                 mTopFullscreenOpaqueWindowState != null
7390                 && (PolicyControl.getWindowFlags(mTopFullscreenOpaqueWindowState, null)
7391                         & WindowManager.LayoutParams.FLAG_FULLSCREEN) != 0;
7392         final boolean hideStatusBarSysui =
7393                 (vis & View.SYSTEM_UI_FLAG_FULLSCREEN) != 0;
7394         final boolean hideNavBarSysui =
7395                 (vis & View.SYSTEM_UI_FLAG_HIDE_NAVIGATION) != 0;
7396
7397         final boolean transientStatusBarAllowed = mStatusBar != null
7398                 && (statusBarHasFocus || (!mForceShowSystemBars
7399                         && (hideStatusBarWM || (hideStatusBarSysui && immersiveSticky))));
7400
7401         final boolean transientNavBarAllowed = mNavigationBar != null
7402                 && !mForceShowSystemBars && hideNavBarSysui && immersiveSticky;
7403
7404         final long now = SystemClock.uptimeMillis();
7405         final boolean pendingPanic = mPendingPanicGestureUptime != 0
7406                 && now - mPendingPanicGestureUptime <= PANIC_GESTURE_EXPIRATION;
7407         if (pendingPanic && hideNavBarSysui && !isStatusBarKeyguard() && mKeyguardDrawComplete) {
7408             // The user performed the panic gesture recently, we're about to hide the bars,
7409             // we're no longer on the Keyguard and the screen is ready. We can now request the bars.
7410             mPendingPanicGestureUptime = 0;
7411             mStatusBarController.showTransient();
7412             mNavigationBarController.showTransient();
7413         }
7414
7415         final boolean denyTransientStatus = mStatusBarController.isTransientShowRequested()
7416                 && !transientStatusBarAllowed && hideStatusBarSysui;
7417         final boolean denyTransientNav = mNavigationBarController.isTransientShowRequested()
7418                 && !transientNavBarAllowed;
7419         if (denyTransientStatus || denyTransientNav || mForceShowSystemBars) {
7420             // clear the clearable flags instead
7421             clearClearableFlagsLw();
7422             vis &= ~View.SYSTEM_UI_CLEARABLE_FLAGS;
7423         }
7424
7425         final boolean immersive = (vis & View.SYSTEM_UI_FLAG_IMMERSIVE) != 0;
7426         immersiveSticky = (vis & View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY) != 0;
7427         final boolean navAllowedHidden = immersive || immersiveSticky;
7428
7429         if (hideNavBarSysui && !navAllowedHidden && windowTypeToLayerLw(win.getBaseType())
7430                 > windowTypeToLayerLw(TYPE_INPUT_CONSUMER)) {
7431             // We can't hide the navbar from this window otherwise the input consumer would not get
7432             // the input events.
7433             vis = (vis & ~View.SYSTEM_UI_FLAG_HIDE_NAVIGATION);
7434         }
7435
7436         vis = mStatusBarController.updateVisibilityLw(transientStatusBarAllowed, oldVis, vis);
7437
7438         // update navigation bar
7439         boolean oldImmersiveMode = isImmersiveMode(oldVis);
7440         boolean newImmersiveMode = isImmersiveMode(vis);
7441         if (win != null && oldImmersiveMode != newImmersiveMode) {
7442             final String pkg = win.getOwningPackage();
7443             mImmersiveModeConfirmation.immersiveModeChangedLw(pkg, newImmersiveMode,
7444                     isUserSetupComplete());
7445         }
7446
7447         vis = mNavigationBarController.updateVisibilityLw(transientNavBarAllowed, oldVis, vis);
7448
7449         return vis;
7450     }
7451
7452     /**
7453      * @return the current visibility flags with the nav-bar opacity related flags toggled based
7454      *         on the nav bar opacity rules chosen by {@link #mNavBarOpacityMode}.
7455      */
7456     private int configureNavBarOpacity(int visibility, boolean dockedStackVisible,
7457             boolean freeformStackVisible, boolean isDockedDividerResizing) {
7458         if (mNavBarOpacityMode == NAV_BAR_OPAQUE_WHEN_FREEFORM_OR_DOCKED) {
7459             if (dockedStackVisible || freeformStackVisible || isDockedDividerResizing) {
7460                 visibility = setNavBarOpaqueFlag(visibility);
7461             }
7462         } else if (mNavBarOpacityMode == NAV_BAR_TRANSLUCENT_WHEN_FREEFORM_OPAQUE_OTHERWISE) {
7463             if (isDockedDividerResizing) {
7464                 visibility = setNavBarOpaqueFlag(visibility);
7465             } else if (freeformStackVisible) {
7466                 visibility = setNavBarTranslucentFlag(visibility);
7467             } else {
7468                 visibility = setNavBarOpaqueFlag(visibility);
7469             }
7470         }
7471
7472         if (!areTranslucentBarsAllowed()) {
7473             visibility &= ~View.NAVIGATION_BAR_TRANSLUCENT;
7474         }
7475         return visibility;
7476     }
7477
7478     private int setNavBarOpaqueFlag(int visibility) {
7479         return visibility &= ~(View.NAVIGATION_BAR_TRANSLUCENT | View.NAVIGATION_BAR_TRANSPARENT);
7480     }
7481
7482     private int setNavBarTranslucentFlag(int visibility) {
7483         visibility &= ~View.NAVIGATION_BAR_TRANSPARENT;
7484         return visibility |= View.NAVIGATION_BAR_TRANSLUCENT;
7485     }
7486
7487     private void clearClearableFlagsLw() {
7488         int newVal = mResettingSystemUiFlags | View.SYSTEM_UI_CLEARABLE_FLAGS;
7489         if (newVal != mResettingSystemUiFlags) {
7490             mResettingSystemUiFlags = newVal;
7491             mWindowManagerFuncs.reevaluateStatusBarVisibility();
7492         }
7493     }
7494
7495     private boolean isImmersiveMode(int vis) {
7496         final int flags = View.SYSTEM_UI_FLAG_IMMERSIVE | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY;
7497         return mNavigationBar != null
7498                 && (vis & View.SYSTEM_UI_FLAG_HIDE_NAVIGATION) != 0
7499                 && (vis & flags) != 0
7500                 && canHideNavigationBar();
7501     }
7502
7503     /**
7504      * @return whether the navigation or status bar can be made translucent
7505      *
7506      * This should return true unless touch exploration is not enabled or
7507      * R.boolean.config_enableTranslucentDecor is false.
7508      */
7509     private boolean areTranslucentBarsAllowed() {
7510         return mTranslucentDecorEnabled;
7511     }
7512
7513     // Use this instead of checking config_showNavigationBar so that it can be consistently
7514     // overridden by qemu.hw.mainkeys in the emulator.
7515     @Override
7516     public boolean hasNavigationBar() {
7517         return mHasNavigationBar;
7518     }
7519
7520     @Override
7521     public void setLastInputMethodWindowLw(WindowState ime, WindowState target) {
7522         mLastInputMethodWindow = ime;
7523         mLastInputMethodTargetWindow = target;
7524     }
7525
7526     @Override
7527     public int getInputMethodWindowVisibleHeightLw() {
7528         return mDockBottom - mCurBottom;
7529     }
7530
7531     @Override
7532     public void setCurrentUserLw(int newUserId) {
7533         mCurrentUserId = newUserId;
7534         if (mKeyguardDelegate != null) {
7535             mKeyguardDelegate.setCurrentUser(newUserId);
7536         }
7537         StatusBarManagerInternal statusBar = getStatusBarManagerInternal();
7538         if (statusBar != null) {
7539             statusBar.setCurrentUser(newUserId);
7540         }
7541         setLastInputMethodWindowLw(null, null);
7542     }
7543
7544     @Override
7545     public boolean canMagnifyWindow(int windowType) {
7546         switch (windowType) {
7547             case WindowManager.LayoutParams.TYPE_INPUT_METHOD:
7548             case WindowManager.LayoutParams.TYPE_INPUT_METHOD_DIALOG:
7549             case WindowManager.LayoutParams.TYPE_NAVIGATION_BAR:
7550             case WindowManager.LayoutParams.TYPE_MAGNIFICATION_OVERLAY: {
7551                 return false;
7552             }
7553         }
7554         return true;
7555     }
7556
7557     @Override
7558     public boolean isTopLevelWindow(int windowType) {
7559         if (windowType >= WindowManager.LayoutParams.FIRST_SUB_WINDOW
7560                 && windowType <= WindowManager.LayoutParams.LAST_SUB_WINDOW) {
7561             return (windowType == WindowManager.LayoutParams.TYPE_APPLICATION_ATTACHED_DIALOG);
7562         }
7563         return true;
7564     }
7565
7566     @Override
7567     public void dump(String prefix, PrintWriter pw, String[] args) {
7568         pw.print(prefix); pw.print("mSafeMode="); pw.print(mSafeMode);
7569                 pw.print(" mSystemReady="); pw.print(mSystemReady);
7570                 pw.print(" mSystemBooted="); pw.println(mSystemBooted);
7571         pw.print(prefix); pw.print("mLidState="); pw.print(mLidState);
7572                 pw.print(" mLidOpenRotation="); pw.print(mLidOpenRotation);
7573                 pw.print(" mCameraLensCoverState="); pw.print(mCameraLensCoverState);
7574                 pw.print(" mHdmiPlugged="); pw.println(mHdmiPlugged);
7575         if (mLastSystemUiFlags != 0 || mResettingSystemUiFlags != 0
7576                 || mForceClearedSystemUiFlags != 0) {
7577             pw.print(prefix); pw.print("mLastSystemUiFlags=0x");
7578                     pw.print(Integer.toHexString(mLastSystemUiFlags));
7579                     pw.print(" mResettingSystemUiFlags=0x");
7580                     pw.print(Integer.toHexString(mResettingSystemUiFlags));
7581                     pw.print(" mForceClearedSystemUiFlags=0x");
7582                     pw.println(Integer.toHexString(mForceClearedSystemUiFlags));
7583         }
7584         if (mLastFocusNeedsMenu) {
7585             pw.print(prefix); pw.print("mLastFocusNeedsMenu=");
7586                     pw.println(mLastFocusNeedsMenu);
7587         }
7588         pw.print(prefix); pw.print("mWakeGestureEnabledSetting=");
7589                 pw.println(mWakeGestureEnabledSetting);
7590
7591         pw.print(prefix); pw.print("mSupportAutoRotation="); pw.println(mSupportAutoRotation);
7592         pw.print(prefix); pw.print("mUiMode="); pw.print(mUiMode);
7593                 pw.print(" mDockMode="); pw.print(mDockMode);
7594                 pw.print(" mEnableCarDockHomeCapture="); pw.print(mEnableCarDockHomeCapture);
7595                 pw.print(" mCarDockRotation="); pw.print(mCarDockRotation);
7596                 pw.print(" mDeskDockRotation="); pw.println(mDeskDockRotation);
7597         pw.print(prefix); pw.print("mUserRotationMode="); pw.print(mUserRotationMode);
7598                 pw.print(" mUserRotation="); pw.print(mUserRotation);
7599                 pw.print(" mAllowAllRotations="); pw.println(mAllowAllRotations);
7600         pw.print(prefix); pw.print("mCurrentAppOrientation="); pw.println(mCurrentAppOrientation);
7601         pw.print(prefix); pw.print("mCarDockEnablesAccelerometer=");
7602                 pw.print(mCarDockEnablesAccelerometer);
7603                 pw.print(" mDeskDockEnablesAccelerometer=");
7604                 pw.println(mDeskDockEnablesAccelerometer);
7605         pw.print(prefix); pw.print("mLidKeyboardAccessibility=");
7606                 pw.print(mLidKeyboardAccessibility);
7607                 pw.print(" mLidNavigationAccessibility="); pw.print(mLidNavigationAccessibility);
7608                 pw.print(" mLidControlsScreenLock="); pw.println(mLidControlsScreenLock);
7609                 pw.print(" mLidControlsSleep="); pw.println(mLidControlsSleep);
7610         pw.print(prefix);
7611                 pw.print(" mLongPressOnBackBehavior="); pw.println(mLongPressOnBackBehavior);
7612         pw.print(prefix);
7613                 pw.print("mShortPressOnPowerBehavior="); pw.print(mShortPressOnPowerBehavior);
7614                 pw.print(" mLongPressOnPowerBehavior="); pw.println(mLongPressOnPowerBehavior);
7615         pw.print(prefix);
7616                 pw.print("mDoublePressOnPowerBehavior="); pw.print(mDoublePressOnPowerBehavior);
7617                 pw.print(" mTriplePressOnPowerBehavior="); pw.println(mTriplePressOnPowerBehavior);
7618         pw.print(prefix); pw.print("mHasSoftInput="); pw.println(mHasSoftInput);
7619         pw.print(prefix); pw.print("mAwake="); pw.println(mAwake);
7620         pw.print(prefix); pw.print("mScreenOnEarly="); pw.print(mScreenOnEarly);
7621                 pw.print(" mScreenOnFully="); pw.println(mScreenOnFully);
7622         pw.print(prefix); pw.print("mKeyguardDrawComplete="); pw.print(mKeyguardDrawComplete);
7623                 pw.print(" mWindowManagerDrawComplete="); pw.println(mWindowManagerDrawComplete);
7624         pw.print(prefix); pw.print("mOrientationSensorEnabled=");
7625                 pw.println(mOrientationSensorEnabled);
7626         pw.print(prefix); pw.print("mOverscanScreen=("); pw.print(mOverscanScreenLeft);
7627                 pw.print(","); pw.print(mOverscanScreenTop);
7628                 pw.print(") "); pw.print(mOverscanScreenWidth);
7629                 pw.print("x"); pw.println(mOverscanScreenHeight);
7630         if (mOverscanLeft != 0 || mOverscanTop != 0
7631                 || mOverscanRight != 0 || mOverscanBottom != 0) {
7632             pw.print(prefix); pw.print("mOverscan left="); pw.print(mOverscanLeft);
7633                     pw.print(" top="); pw.print(mOverscanTop);
7634                     pw.print(" right="); pw.print(mOverscanRight);
7635                     pw.print(" bottom="); pw.println(mOverscanBottom);
7636         }
7637         pw.print(prefix); pw.print("mRestrictedOverscanScreen=(");
7638                 pw.print(mRestrictedOverscanScreenLeft);
7639                 pw.print(","); pw.print(mRestrictedOverscanScreenTop);
7640                 pw.print(") "); pw.print(mRestrictedOverscanScreenWidth);
7641                 pw.print("x"); pw.println(mRestrictedOverscanScreenHeight);
7642         pw.print(prefix); pw.print("mUnrestrictedScreen=("); pw.print(mUnrestrictedScreenLeft);
7643                 pw.print(","); pw.print(mUnrestrictedScreenTop);
7644                 pw.print(") "); pw.print(mUnrestrictedScreenWidth);
7645                 pw.print("x"); pw.println(mUnrestrictedScreenHeight);
7646         pw.print(prefix); pw.print("mRestrictedScreen=("); pw.print(mRestrictedScreenLeft);
7647                 pw.print(","); pw.print(mRestrictedScreenTop);
7648                 pw.print(") "); pw.print(mRestrictedScreenWidth);
7649                 pw.print("x"); pw.println(mRestrictedScreenHeight);
7650         pw.print(prefix); pw.print("mStableFullscreen=("); pw.print(mStableFullscreenLeft);
7651                 pw.print(","); pw.print(mStableFullscreenTop);
7652                 pw.print(")-("); pw.print(mStableFullscreenRight);
7653                 pw.print(","); pw.print(mStableFullscreenBottom); pw.println(")");
7654         pw.print(prefix); pw.print("mStable=("); pw.print(mStableLeft);
7655                 pw.print(","); pw.print(mStableTop);
7656                 pw.print(")-("); pw.print(mStableRight);
7657                 pw.print(","); pw.print(mStableBottom); pw.println(")");
7658         pw.print(prefix); pw.print("mSystem=("); pw.print(mSystemLeft);
7659                 pw.print(","); pw.print(mSystemTop);
7660                 pw.print(")-("); pw.print(mSystemRight);
7661                 pw.print(","); pw.print(mSystemBottom); pw.println(")");
7662         pw.print(prefix); pw.print("mCur=("); pw.print(mCurLeft);
7663                 pw.print(","); pw.print(mCurTop);
7664                 pw.print(")-("); pw.print(mCurRight);
7665                 pw.print(","); pw.print(mCurBottom); pw.println(")");
7666         pw.print(prefix); pw.print("mContent=("); pw.print(mContentLeft);
7667                 pw.print(","); pw.print(mContentTop);
7668                 pw.print(")-("); pw.print(mContentRight);
7669                 pw.print(","); pw.print(mContentBottom); pw.println(")");
7670         pw.print(prefix); pw.print("mVoiceContent=("); pw.print(mVoiceContentLeft);
7671                 pw.print(","); pw.print(mVoiceContentTop);
7672                 pw.print(")-("); pw.print(mVoiceContentRight);
7673                 pw.print(","); pw.print(mVoiceContentBottom); pw.println(")");
7674         pw.print(prefix); pw.print("mDock=("); pw.print(mDockLeft);
7675                 pw.print(","); pw.print(mDockTop);
7676                 pw.print(")-("); pw.print(mDockRight);
7677                 pw.print(","); pw.print(mDockBottom); pw.println(")");
7678         pw.print(prefix); pw.print("mDockLayer="); pw.print(mDockLayer);
7679                 pw.print(" mStatusBarLayer="); pw.println(mStatusBarLayer);
7680         pw.print(prefix); pw.print("mShowingLockscreen="); pw.print(mShowingLockscreen);
7681                 pw.print(" mShowingDream="); pw.print(mShowingDream);
7682                 pw.print(" mDreamingLockscreen="); pw.print(mDreamingLockscreen);
7683                 pw.print(" mDreamingSleepToken="); pw.println(mDreamingSleepToken);
7684         if (mLastInputMethodWindow != null) {
7685             pw.print(prefix); pw.print("mLastInputMethodWindow=");
7686                     pw.println(mLastInputMethodWindow);
7687         }
7688         if (mLastInputMethodTargetWindow != null) {
7689             pw.print(prefix); pw.print("mLastInputMethodTargetWindow=");
7690                     pw.println(mLastInputMethodTargetWindow);
7691         }
7692         if (mStatusBar != null) {
7693             pw.print(prefix); pw.print("mStatusBar=");
7694                     pw.print(mStatusBar); pw.print(" isStatusBarKeyguard=");
7695                     pw.println(isStatusBarKeyguard());
7696         }
7697         if (mNavigationBar != null) {
7698             pw.print(prefix); pw.print("mNavigationBar=");
7699                     pw.println(mNavigationBar);
7700         }
7701         if (mFocusedWindow != null) {
7702             pw.print(prefix); pw.print("mFocusedWindow=");
7703                     pw.println(mFocusedWindow);
7704         }
7705         if (mFocusedApp != null) {
7706             pw.print(prefix); pw.print("mFocusedApp=");
7707                     pw.println(mFocusedApp);
7708         }
7709         if (mWinDismissingKeyguard != null) {
7710             pw.print(prefix); pw.print("mWinDismissingKeyguard=");
7711                     pw.println(mWinDismissingKeyguard);
7712         }
7713         if (mTopFullscreenOpaqueWindowState != null) {
7714             pw.print(prefix); pw.print("mTopFullscreenOpaqueWindowState=");
7715                     pw.println(mTopFullscreenOpaqueWindowState);
7716         }
7717         if (mTopFullscreenOpaqueOrDimmingWindowState != null) {
7718             pw.print(prefix); pw.print("mTopFullscreenOpaqueOrDimmingWindowState=");
7719                     pw.println(mTopFullscreenOpaqueOrDimmingWindowState);
7720         }
7721         if (mForcingShowNavBar) {
7722             pw.print(prefix); pw.print("mForcingShowNavBar=");
7723                     pw.println(mForcingShowNavBar); pw.print( "mForcingShowNavBarLayer=");
7724                     pw.println(mForcingShowNavBarLayer);
7725         }
7726         pw.print(prefix); pw.print("mTopIsFullscreen="); pw.print(mTopIsFullscreen);
7727                 pw.print(" mHideLockScreen="); pw.println(mHideLockScreen);
7728         pw.print(prefix); pw.print("mForceStatusBar="); pw.print(mForceStatusBar);
7729                 pw.print(" mForceStatusBarFromKeyguard=");
7730                 pw.println(mForceStatusBarFromKeyguard);
7731         pw.print(prefix); pw.print("mDismissKeyguard="); pw.print(mDismissKeyguard);
7732                 pw.print(" mWinDismissingKeyguard="); pw.print(mWinDismissingKeyguard);
7733                 pw.print(" mHomePressed="); pw.println(mHomePressed);
7734         pw.print(prefix); pw.print("mAllowLockscreenWhenOn="); pw.print(mAllowLockscreenWhenOn);
7735                 pw.print(" mLockScreenTimeout="); pw.print(mLockScreenTimeout);
7736                 pw.print(" mLockScreenTimerActive="); pw.println(mLockScreenTimerActive);
7737         pw.print(prefix); pw.print("mEndcallBehavior="); pw.print(mEndcallBehavior);
7738                 pw.print(" mIncallPowerBehavior="); pw.print(mIncallPowerBehavior);
7739                 pw.print(" mLongPressOnHomeBehavior="); pw.println(mLongPressOnHomeBehavior);
7740         pw.print(prefix); pw.print("mLandscapeRotation="); pw.print(mLandscapeRotation);
7741                 pw.print(" mSeascapeRotation="); pw.println(mSeascapeRotation);
7742         pw.print(prefix); pw.print("mPortraitRotation="); pw.print(mPortraitRotation);
7743                 pw.print(" mUpsideDownRotation="); pw.println(mUpsideDownRotation);
7744         pw.print(prefix); pw.print("mDemoHdmiRotation="); pw.print(mDemoHdmiRotation);
7745                 pw.print(" mDemoHdmiRotationLock="); pw.println(mDemoHdmiRotationLock);
7746         pw.print(prefix); pw.print("mUndockedHdmiRotation="); pw.println(mUndockedHdmiRotation);
7747
7748         mGlobalKeyManager.dump(prefix, pw);
7749         mStatusBarController.dump(pw, prefix);
7750         mNavigationBarController.dump(pw, prefix);
7751         PolicyControl.dump(prefix, pw);
7752
7753         if (mWakeGestureListener != null) {
7754             mWakeGestureListener.dump(pw, prefix);
7755         }
7756         if (mOrientationListener != null) {
7757             mOrientationListener.dump(pw, prefix);
7758         }
7759         if (mBurnInProtectionHelper != null) {
7760             mBurnInProtectionHelper.dump(prefix, pw);
7761         }
7762         if (mKeyguardDelegate != null) {
7763             mKeyguardDelegate.dump(prefix, pw);
7764         }
7765     }
7766 }