2 * Copyright (C) 2008 The Android Open Source Project
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
17 package com.android.launcher3;
19 import android.animation.Animator;
20 import android.animation.AnimatorListenerAdapter;
21 import android.animation.AnimatorSet;
22 import android.animation.ObjectAnimator;
23 import android.animation.PropertyValuesHolder;
24 import android.animation.ValueAnimator;
25 import android.annotation.SuppressLint;
26 import android.annotation.TargetApi;
27 import android.app.Activity;
28 import android.app.ActivityManager;
29 import android.app.ActivityOptions;
30 import android.app.AlertDialog;
31 import android.app.SearchManager;
32 import android.appwidget.AppWidgetHostView;
33 import android.appwidget.AppWidgetManager;
34 import android.appwidget.AppWidgetProviderInfo;
35 import android.content.ActivityNotFoundException;
36 import android.content.BroadcastReceiver;
37 import android.content.ComponentCallbacks2;
38 import android.content.ComponentName;
39 import android.content.Context;
40 import android.content.DialogInterface;
41 import android.content.Intent;
42 import android.content.IntentFilter;
43 import android.content.IntentSender;
44 import android.content.SharedPreferences;
45 import android.content.pm.ActivityInfo;
46 import android.content.pm.ApplicationInfo;
47 import android.content.pm.PackageManager;
48 import android.content.pm.PackageManager.NameNotFoundException;
49 import android.content.res.Configuration;
50 import android.database.sqlite.SQLiteDatabase;
51 import android.graphics.Bitmap;
52 import android.graphics.Canvas;
53 import android.graphics.Color;
54 import android.graphics.PorterDuff;
55 import android.graphics.Rect;
56 import android.graphics.drawable.ColorDrawable;
57 import android.graphics.drawable.Drawable;
58 import android.net.Uri;
59 import android.os.AsyncTask;
60 import android.os.Build;
61 import android.os.Bundle;
62 import android.os.Environment;
63 import android.os.Handler;
64 import android.os.Message;
65 import android.os.StrictMode;
66 import android.os.SystemClock;
67 import android.os.UserHandle;
68 import android.text.Selection;
69 import android.text.SpannableStringBuilder;
70 import android.text.TextUtils;
71 import android.text.method.TextKeyListener;
72 import android.util.Log;
73 import android.view.Display;
74 import android.view.Gravity;
75 import android.view.HapticFeedbackConstants;
76 import android.view.KeyEvent;
77 import android.view.LayoutInflater;
78 import android.view.Menu;
79 import android.view.MotionEvent;
80 import android.view.Surface;
81 import android.view.View;
82 import android.view.View.OnClickListener;
83 import android.view.View.OnLongClickListener;
84 import android.view.ViewGroup;
85 import android.view.ViewStub;
86 import android.view.ViewTreeObserver;
87 import android.view.Window;
88 import android.view.WindowManager;
89 import android.view.accessibility.AccessibilityEvent;
90 import android.view.animation.OvershootInterpolator;
91 import android.view.inputmethod.InputMethodManager;
92 import android.widget.Advanceable;
93 import android.widget.FrameLayout;
94 import android.widget.ImageView;
95 import android.widget.TextView;
96 import android.widget.Toast;
98 import com.android.launcher3.DropTarget.DragObject;
99 import com.android.launcher3.PagedView.PageSwitchListener;
100 import com.android.launcher3.allapps.AllAppsContainerView;
101 import com.android.launcher3.compat.AppWidgetManagerCompat;
102 import com.android.launcher3.compat.LauncherActivityInfoCompat;
103 import com.android.launcher3.compat.LauncherAppsCompat;
104 import com.android.launcher3.compat.UserHandleCompat;
105 import com.android.launcher3.compat.UserManagerCompat;
106 import com.android.launcher3.model.WidgetsModel;
107 import com.android.launcher3.util.ComponentKey;
108 import com.android.launcher3.util.LongArrayMap;
109 import com.android.launcher3.util.Thunk;
110 import com.android.launcher3.widget.PendingAddWidgetInfo;
111 import com.android.launcher3.widget.WidgetHostViewLoader;
112 import com.android.launcher3.widget.WidgetsContainerView;
115 import java.io.FileDescriptor;
116 import java.io.FileOutputStream;
117 import java.io.IOException;
118 import java.io.PrintWriter;
119 import java.lang.reflect.InvocationTargetException;
120 import java.lang.reflect.Method;
121 import java.text.DateFormat;
122 import java.util.ArrayList;
123 import java.util.Collection;
124 import java.util.Date;
125 import java.util.HashMap;
126 import java.util.HashSet;
127 import java.util.List;
128 import java.util.concurrent.atomic.AtomicInteger;
131 * Default launcher application.
133 public class Launcher extends Activity
134 implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks,
135 View.OnTouchListener, PageSwitchListener, LauncherProviderChangeListener,
136 LauncherStateTransitionAnimation.Callbacks {
137 static final String TAG = "Launcher";
138 static final boolean LOGD = false;
140 static final boolean PROFILE_STARTUP = false;
141 static final boolean DEBUG_WIDGETS = true;
142 static final boolean DEBUG_STRICT_MODE = false;
143 static final boolean DEBUG_RESUME_TIME = false;
144 static final boolean DEBUG_DUMP_LOG = false;
146 static final boolean ENABLE_DEBUG_INTENTS = false; // allow DebugIntents to run
148 private static final int REQUEST_CREATE_SHORTCUT = 1;
149 private static final int REQUEST_CREATE_APPWIDGET = 5;
150 private static final int REQUEST_PICK_APPWIDGET = 9;
151 private static final int REQUEST_PICK_WALLPAPER = 10;
153 private static final int REQUEST_BIND_APPWIDGET = 11;
154 private static final int REQUEST_RECONFIGURE_APPWIDGET = 12;
156 private static final int WORKSPACE_BACKGROUND_GRADIENT = 0;
157 private static final int WORKSPACE_BACKGROUND_TRANSPARENT = 1;
158 private static final int WORKSPACE_BACKGROUND_BLACK = 2;
160 private static final float BOUNCE_ANIMATION_TENSION = 1.3f;
163 * IntentStarter uses request codes starting with this. This must be greater than all activity
164 * request codes used internally.
166 protected static final int REQUEST_LAST = 100;
168 static final int SCREEN_COUNT = 5;
170 // To turn on these properties, type
171 // adb shell setprop log.tag.PROPERTY_NAME [VERBOSE | SUPPRESS]
172 static final String DUMP_STATE_PROPERTY = "launcher_dump_state";
174 // The Intent extra that defines whether to ignore the launch animation
175 static final String INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION =
176 "com.android.launcher3.intent.extra.shortcut.INGORE_LAUNCH_ANIMATION";
179 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen";
181 private static final String RUNTIME_STATE = "launcher.state";
183 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container";
185 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen";
187 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x";
189 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y";
191 private static final String RUNTIME_STATE_PENDING_ADD_SPAN_X = "launcher.add_span_x";
193 private static final String RUNTIME_STATE_PENDING_ADD_SPAN_Y = "launcher.add_span_y";
195 private static final String RUNTIME_STATE_PENDING_ADD_WIDGET_INFO = "launcher.add_widget_info";
197 private static final String RUNTIME_STATE_PENDING_ADD_WIDGET_ID = "launcher.add_widget_id";
199 private static final String RUNTIME_STATE_VIEW_IDS = "launcher.view_ids";
201 static final String INTRO_SCREEN_DISMISSED = "launcher.intro_screen_dismissed";
202 static final String FIRST_RUN_ACTIVITY_DISPLAYED = "launcher.first_run_activity_displayed";
204 static final String FIRST_LOAD_COMPLETE = "launcher.first_load_complete";
205 static final String ACTION_FIRST_LOAD_COMPLETE =
206 "com.android.launcher3.action.FIRST_LOAD_COMPLETE";
208 public static final String SHOW_WEIGHT_WATCHER = "debug.show_mem";
209 public static final boolean SHOW_WEIGHT_WATCHER_DEFAULT = false;
211 private static final String QSB_WIDGET_ID = "qsb_widget_id";
212 private static final String QSB_WIDGET_PROVIDER = "qsb_widget_provider";
214 public static final String USER_HAS_MIGRATED = "launcher.user_migrated_from_old_data";
216 /** The different states that Launcher can be in. */
217 enum State { NONE, WORKSPACE, APPS, APPS_SPRING_LOADED, WIDGETS, WIDGETS_SPRING_LOADED }
219 @Thunk State mState = State.WORKSPACE;
220 @Thunk LauncherStateTransitionAnimation mStateTransitionAnimation;
222 private boolean mIsSafeModeEnabled;
224 LauncherOverlayCallbacks mLauncherOverlayCallbacks = new LauncherOverlayCallbacksImpl();
225 LauncherOverlay mLauncherOverlay;
226 InsettableFrameLayout mLauncherOverlayContainer;
228 static final int APPWIDGET_HOST_ID = 1024;
229 public static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300;
230 private static final int ON_ACTIVITY_RESULT_ANIMATION_DELAY = 500;
231 private static final int ACTIVITY_START_DELAY = 1000;
233 private HashMap<Integer, Integer> mItemIdToViewId = new HashMap<Integer, Integer>();
234 private static final AtomicInteger sNextGeneratedId = new AtomicInteger(1);
236 // How long to wait before the new-shortcut animation automatically pans the workspace
237 private static int NEW_APPS_PAGE_MOVE_DELAY = 500;
238 private static int NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS = 5;
239 @Thunk static int NEW_APPS_ANIMATION_DELAY = 500;
241 private final BroadcastReceiver mCloseSystemDialogsReceiver
242 = new CloseSystemDialogsIntentReceiver();
244 private LayoutInflater mInflater;
246 @Thunk Workspace mWorkspace;
247 private View mLauncherView;
248 private View mPageIndicators;
249 @Thunk DragLayer mDragLayer;
250 private DragController mDragController;
251 private View mWeightWatcher;
253 private AppWidgetManagerCompat mAppWidgetManager;
254 private LauncherAppWidgetHost mAppWidgetHost;
256 @Thunk ItemInfo mPendingAddInfo = new ItemInfo();
257 private LauncherAppWidgetProviderInfo mPendingAddWidgetInfo;
258 private int mPendingAddWidgetId = -1;
260 private int[] mTmpAddItemCellCoordinates = new int[2];
262 @Thunk Hotseat mHotseat;
263 private ViewGroup mOverviewPanel;
265 private View mAllAppsButton;
267 private SearchDropTargetBar mSearchDropTargetBar;
269 // Main container view for the all apps screen.
270 @Thunk AllAppsContainerView mAppsView;
272 // Main container view and the model for the widget tray screen.
273 @Thunk WidgetsContainerView mWidgetsView;
274 @Thunk WidgetsModel mWidgetsModel;
276 private boolean mAutoAdvanceRunning = false;
277 private AppWidgetHostView mQsb;
279 private Bundle mSavedState;
280 // We set the state in both onCreate and then onNewIntent in some cases, which causes both
281 // scroll issues (because the workspace may not have been measured yet) and extra work.
282 // Instead, just save the state that we need to restore Launcher to, and commit it in onResume.
283 private State mOnResumeState = State.NONE;
285 private SpannableStringBuilder mDefaultKeySsb = null;
287 @Thunk boolean mWorkspaceLoading = true;
289 private boolean mPaused = true;
290 private boolean mRestoring;
291 private boolean mWaitingForResult;
292 private boolean mOnResumeNeedsLoad;
294 private ArrayList<Runnable> mBindOnResumeCallbacks = new ArrayList<Runnable>();
295 private ArrayList<Runnable> mOnResumeCallbacks = new ArrayList<Runnable>();
297 private Bundle mSavedInstanceState;
299 private LauncherModel mModel;
300 private IconCache mIconCache;
301 @Thunk boolean mUserPresent = true;
302 private boolean mVisible = false;
303 private boolean mHasFocus = false;
304 private boolean mAttached = false;
306 private static LongArrayMap<FolderInfo> sFolders = new LongArrayMap<>();
308 private View.OnTouchListener mHapticFeedbackTouchListener;
310 // Related to the auto-advancing of widgets
311 private final int ADVANCE_MSG = 1;
312 private final int mAdvanceInterval = 20000;
313 private final int mAdvanceStagger = 250;
314 private long mAutoAdvanceSentTime;
315 private long mAutoAdvanceTimeLeft = -1;
316 @Thunk HashMap<View, AppWidgetProviderInfo> mWidgetsToAdvance =
317 new HashMap<View, AppWidgetProviderInfo>();
319 // Determines how long to wait after a rotation before restoring the screen orientation to
320 // match the sensor state.
321 private final int mRestoreScreenOrientationDelay = 500;
323 @Thunk Drawable mWorkspaceBackgroundDrawable;
325 private final ArrayList<Integer> mSynchronouslyBoundPages = new ArrayList<Integer>();
326 private static final boolean DISABLE_SYNCHRONOUS_BINDING_CURRENT_PAGE = false;
328 static final ArrayList<String> sDumpLogs = new ArrayList<String>();
329 static Date sDateStamp = new Date();
330 static DateFormat sDateFormat =
331 DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.SHORT);
332 static long sRunStart = System.currentTimeMillis();
333 static final String CORRUPTION_EMAIL_SENT_KEY = "corruptionEmailSent";
335 // We only want to get the SharedPreferences once since it does an FS stat each time we get
336 // it from the context.
337 private SharedPreferences mSharedPrefs;
339 // Holds the page that we need to animate to, and the icon views that we need to animate up
340 // when we scroll to that page on resume.
341 @Thunk ImageView mFolderIconImageView;
342 private Bitmap mFolderIconBitmap;
343 private Canvas mFolderIconCanvas;
344 private Rect mRectForFolderAnimation = new Rect();
346 private DeviceProfile mDeviceProfile;
348 // This is set to the view that launched the activity that navigated the user away from
349 // launcher. Since there is no callback for when the activity has finished launching, enable
350 // the press state and keep this reference to reset the press state when we return to launcher.
351 private BubbleTextView mWaitingForResume;
353 protected static HashMap<String, CustomAppWidget> sCustomAppWidgets =
354 new HashMap<String, CustomAppWidget>();
356 private static final boolean ENABLE_CUSTOM_WIDGET_TEST = false;
358 if (ENABLE_CUSTOM_WIDGET_TEST) {
359 sCustomAppWidgets.put(DummyWidget.class.getName(), new DummyWidget());
363 // TODO: remove this field and call method directly when Launcher3 can depend on M APIs
364 private static Method sClipRevealMethod = null;
366 Class<?> activityOptionsClass = ActivityOptions.class;
368 sClipRevealMethod = activityOptionsClass.getDeclaredMethod("makeClipRevealAnimation",
369 View.class, int.class, int.class, int.class, int.class);
370 } catch (Exception e) {
375 @Thunk Runnable mBuildLayersRunnable = new Runnable() {
377 if (mWorkspace != null) {
378 mWorkspace.buildPageHardwareLayers();
383 private static PendingAddArguments sPendingAddItem;
385 @Thunk static class PendingAddArguments {
395 private Stats mStats;
396 FocusIndicatorView mFocusHandler;
397 private boolean mRotationEnabled = false;
399 @Thunk void setOrientation() {
400 if (mRotationEnabled) {
401 unlockScreenOrientation(true);
403 setRequestedOrientation(
404 ActivityInfo.SCREEN_ORIENTATION_NOSENSOR);
408 private Runnable mUpdateOrientationRunnable = new Runnable() {
415 protected void onCreate(Bundle savedInstanceState) {
416 if (DEBUG_STRICT_MODE) {
417 StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder()
420 .detectNetwork() // or .detectAll() for all detectable problems
423 StrictMode.setVmPolicy(new StrictMode.VmPolicy.Builder()
424 .detectLeakedSqlLiteObjects()
425 .detectLeakedClosableObjects()
431 if (mLauncherCallbacks != null) {
432 mLauncherCallbacks.preOnCreate();
435 super.onCreate(savedInstanceState);
437 LauncherAppState.setApplicationContext(getApplicationContext());
438 LauncherAppState app = LauncherAppState.getInstance();
440 // Load configuration-specific DeviceProfile
441 mDeviceProfile = getResources().getConfiguration().orientation
442 == Configuration.ORIENTATION_LANDSCAPE ?
443 app.getInvariantDeviceProfile().landscapeProfile
444 : app.getInvariantDeviceProfile().portraitProfile;
446 mSharedPrefs = getSharedPreferences(LauncherAppState.getSharedPreferencesKey(),
447 Context.MODE_PRIVATE);
448 mIsSafeModeEnabled = getPackageManager().isSafeMode();
449 mModel = app.setLauncher(this);
450 mIconCache = app.getIconCache();
452 mDragController = new DragController(this);
453 mInflater = getLayoutInflater();
454 mStateTransitionAnimation = new LauncherStateTransitionAnimation(this, this);
456 mStats = new Stats(this);
458 mAppWidgetManager = AppWidgetManagerCompat.getInstance(this);
460 mAppWidgetHost = new LauncherAppWidgetHost(this, APPWIDGET_HOST_ID);
461 mAppWidgetHost.startListening();
463 // If we are getting an onCreate, we can actually preempt onResume and unset mPaused here,
464 // this also ensures that any synchronous binding below doesn't re-trigger another
465 // LauncherModel load.
468 if (PROFILE_STARTUP) {
469 android.os.Debug.startMethodTracing(
470 Environment.getExternalStorageDirectory() + "/launcher");
473 setContentView(R.layout.launcher);
476 mDeviceProfile.layout(this);
480 mSavedState = savedInstanceState;
481 restoreState(mSavedState);
483 if (PROFILE_STARTUP) {
484 android.os.Debug.stopMethodTracing();
488 if (DISABLE_SYNCHRONOUS_BINDING_CURRENT_PAGE) {
489 // If the user leaves launcher, then we should just load items asynchronously when
491 mModel.startLoader(PagedView.INVALID_RESTORE_PAGE);
493 // We only load the page synchronously if the user rotates (or triggers a
494 // configuration change) while launcher is in the foreground
495 mModel.startLoader(mWorkspace.getRestorePage());
499 // For handling default keys
500 mDefaultKeySsb = new SpannableStringBuilder();
501 Selection.setSelection(mDefaultKeySsb, 0);
503 IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS);
504 registerReceiver(mCloseSystemDialogsReceiver, filter);
506 mRotationEnabled = Utilities.isRotationAllowedForDevice(getApplicationContext());
507 // In case we are on a device with locked rotation, we should look at preferences to check
508 // if the user has specifically allowed rotation.
509 if (!mRotationEnabled) {
510 mRotationEnabled = Utilities.isAllowRotationPrefEnabled(getApplicationContext(), false);
513 // On large interfaces, or on devices that a user has specifically enabled screen rotation,
514 // we want the screen to auto-rotate based on the current orientation
517 if (mLauncherCallbacks != null) {
518 mLauncherCallbacks.onCreate(savedInstanceState);
519 if (mLauncherCallbacks.hasLauncherOverlay()) {
520 ViewStub stub = (ViewStub) findViewById(R.id.launcher_overlay_stub);
521 mLauncherOverlayContainer = (InsettableFrameLayout) stub.inflate();
522 mLauncherOverlay = mLauncherCallbacks.setLauncherOverlayView(
523 mLauncherOverlayContainer, mLauncherOverlayCallbacks);
524 mWorkspace.setLauncherOverlay(mLauncherOverlay);
528 if (shouldShowIntroScreen()) {
531 showFirstRunActivity();
532 showFirstRunClings();
537 public void onSettingsChanged(String settings, boolean value) {
538 if (Utilities.ALLOW_ROTATION_PREFERENCE_KEY.equals(settings)) {
539 mRotationEnabled = value;
540 if (!waitUntilResume(mUpdateOrientationRunnable, true)) {
541 mUpdateOrientationRunnable.run();
546 private LauncherCallbacks mLauncherCallbacks;
548 public void onPostCreate(Bundle savedInstanceState) {
549 super.onPostCreate(savedInstanceState);
550 if (mLauncherCallbacks != null) {
551 mLauncherCallbacks.onPostCreate(savedInstanceState);
555 public boolean setLauncherCallbacks(LauncherCallbacks callbacks) {
556 mLauncherCallbacks = callbacks;
557 mLauncherCallbacks.setLauncherSearchCallback(new Launcher.LauncherSearchCallbacks() {
558 private boolean mWorkspaceImportanceStored = false;
559 private boolean mHotseatImportanceStored = false;
560 private int mWorkspaceImportanceForAccessibility =
561 View.IMPORTANT_FOR_ACCESSIBILITY_AUTO;
562 private int mHotseatImportanceForAccessibility = View.IMPORTANT_FOR_ACCESSIBILITY_AUTO;
565 public void onSearchOverlayOpened() {
566 if (mWorkspaceImportanceStored || mHotseatImportanceStored) {
569 // The underlying workspace and hotseat are temporarily suppressed by the search
570 // overlay. So they sholudn't be accessible.
571 if (mWorkspace != null) {
572 mWorkspaceImportanceForAccessibility =
573 mWorkspace.getImportantForAccessibility();
574 mWorkspace.setImportantForAccessibility(
575 View.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS);
576 mWorkspaceImportanceStored = true;
578 if (mHotseat != null) {
579 mHotseatImportanceForAccessibility = mHotseat.getImportantForAccessibility();
580 mHotseat.setImportantForAccessibility(
581 View.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS);
582 mHotseatImportanceStored = true;
587 public void onSearchOverlayClosed() {
588 if (mWorkspaceImportanceStored && mWorkspace != null) {
589 mWorkspace.setImportantForAccessibility(mWorkspaceImportanceForAccessibility);
591 if (mHotseatImportanceStored && mHotseat != null) {
592 mHotseat.setImportantForAccessibility(mHotseatImportanceForAccessibility);
594 mWorkspaceImportanceStored = false;
595 mHotseatImportanceStored = false;
602 public void onLauncherProviderChange() {
603 if (mLauncherCallbacks != null) {
604 mLauncherCallbacks.onLauncherProviderChange();
609 * Updates the bounds of all the overlays to match the new fixed bounds.
611 public void updateOverlayBounds(Rect newBounds) {
612 mAppsView.setSearchBarBounds(newBounds);
613 mWidgetsView.setSearchBarBounds(newBounds);
616 /** To be overridden by subclasses to hint to Launcher that we have custom content */
617 protected boolean hasCustomContentToLeft() {
618 if (mLauncherCallbacks != null) {
619 return mLauncherCallbacks.hasCustomContentToLeft();
625 * To be overridden by subclasses to populate the custom content container and call
626 * {@link #addToCustomContentPage}. This will only be invoked if
627 * {@link #hasCustomContentToLeft()} is {@code true}.
629 protected void populateCustomContentContainer() {
630 if (mLauncherCallbacks != null) {
631 mLauncherCallbacks.populateCustomContentContainer();
636 * Invoked by subclasses to signal a change to the {@link #addCustomContentToLeft} value to
637 * ensure the custom content page is added or removed if necessary.
639 protected void invalidateHasCustomContentToLeft() {
640 if (mWorkspace == null || mWorkspace.getScreenOrder().isEmpty()) {
641 // Not bound yet, wait for bindScreens to be called.
645 if (!mWorkspace.hasCustomContent() && hasCustomContentToLeft()) {
646 // Create the custom content page and call the subclass to populate it.
647 mWorkspace.createCustomContentContainer();
648 populateCustomContentContainer();
649 } else if (mWorkspace.hasCustomContent() && !hasCustomContentToLeft()) {
650 mWorkspace.removeCustomContentPage();
654 public Stats getStats() {
658 public LayoutInflater getInflater() {
662 public boolean isDraggingEnabled() {
663 // We prevent dragging when we are loading the workspace as it is possible to pick up a view
664 // that is subsequently removed from the workspace in startBinding().
665 return !mModel.isLoadingWorkspace();
668 @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
669 public static int generateViewId() {
670 if (Build.VERSION.SDK_INT >= 17) {
671 return View.generateViewId();
673 // View.generateViewId() is not available. The following fallback logic is a copy
674 // of its implementation.
676 final int result = sNextGeneratedId.get();
677 // aapt-generated IDs have the high byte nonzero; clamp to the range under that.
678 int newValue = result + 1;
679 if (newValue > 0x00FFFFFF) newValue = 1; // Roll over to 1, not 0.
680 if (sNextGeneratedId.compareAndSet(result, newValue)) {
687 public int getViewIdForItem(ItemInfo info) {
688 // This cast is safe given the > 2B range for int.
689 int itemId = (int) info.id;
690 if (mItemIdToViewId.containsKey(itemId)) {
691 return mItemIdToViewId.get(itemId);
693 int viewId = generateViewId();
694 mItemIdToViewId.put(itemId, viewId);
699 * Returns whether we should delay spring loaded mode -- for shortcuts and widgets that have
700 * a configuration step, this allows the proper animations to run after other transitions.
702 private long completeAdd(PendingAddArguments args) {
703 long screenId = args.screenId;
704 if (args.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) {
705 // When the screen id represents an actual screen (as opposed to a rank) we make sure
706 // that the drop page actually exists.
707 screenId = ensurePendingDropLayoutExists(args.screenId);
710 switch (args.requestCode) {
711 case REQUEST_CREATE_SHORTCUT:
712 completeAddShortcut(args.intent, args.container, screenId, args.cellX,
715 case REQUEST_CREATE_APPWIDGET:
716 completeAddAppWidget(args.appWidgetId, args.container, screenId, null, null);
718 case REQUEST_RECONFIGURE_APPWIDGET:
719 completeRestoreAppWidget(args.appWidgetId);
722 // Before adding this resetAddInfo(), after a shortcut was added to a workspace screen,
723 // if you turned the screen off and then back while in All Apps, Launcher would not
724 // return to the workspace. Clearing mAddInfo.container here fixes this issue
729 private void handleActivityResult(
730 final int requestCode, final int resultCode, final Intent data) {
731 // Reset the startActivity waiting flag
732 setWaitingForResult(false);
733 final int pendingAddWidgetId = mPendingAddWidgetId;
734 mPendingAddWidgetId = -1;
736 Runnable exitSpringLoaded = new Runnable() {
739 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED),
740 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT, null);
744 if (requestCode == REQUEST_BIND_APPWIDGET) {
745 final int appWidgetId = data != null ?
746 data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1;
747 if (resultCode == RESULT_CANCELED) {
748 completeTwoStageWidgetDrop(RESULT_CANCELED, appWidgetId);
749 mWorkspace.removeExtraEmptyScreenDelayed(true, exitSpringLoaded,
750 ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
751 } else if (resultCode == RESULT_OK) {
752 addAppWidgetImpl(appWidgetId, mPendingAddInfo, null,
753 mPendingAddWidgetInfo, ON_ACTIVITY_RESULT_ANIMATION_DELAY);
756 } else if (requestCode == REQUEST_PICK_WALLPAPER) {
757 if (resultCode == RESULT_OK && mWorkspace.isInOverviewMode()) {
758 showWorkspace(false);
763 boolean isWidgetDrop = (requestCode == REQUEST_PICK_APPWIDGET ||
764 requestCode == REQUEST_CREATE_APPWIDGET);
766 final boolean workspaceLocked = isWorkspaceLocked();
767 // We have special handling for widgets
769 final int appWidgetId;
770 int widgetId = data != null ? data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1)
773 appWidgetId = pendingAddWidgetId;
775 appWidgetId = widgetId;
779 if (appWidgetId < 0 || resultCode == RESULT_CANCELED) {
780 Log.e(TAG, "Error: appWidgetId (EXTRA_APPWIDGET_ID) was not " +
781 "returned from the widget configuration activity.");
782 result = RESULT_CANCELED;
783 completeTwoStageWidgetDrop(result, appWidgetId);
784 final Runnable onComplete = new Runnable() {
787 exitSpringLoadedDragModeDelayed(false, 0, null);
790 if (workspaceLocked) {
791 // No need to remove the empty screen if we're mid-binding, as the
792 // the bind will not add the empty screen.
793 mWorkspace.postDelayed(onComplete, ON_ACTIVITY_RESULT_ANIMATION_DELAY);
795 mWorkspace.removeExtraEmptyScreenDelayed(true, onComplete,
796 ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
799 if (!workspaceLocked) {
800 if (mPendingAddInfo.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) {
801 // When the screen id represents an actual screen (as opposed to a rank)
802 // we make sure that the drop page actually exists.
803 mPendingAddInfo.screenId =
804 ensurePendingDropLayoutExists(mPendingAddInfo.screenId);
806 final CellLayout dropLayout = mWorkspace.getScreenWithId(mPendingAddInfo.screenId);
808 dropLayout.setDropPending(true);
809 final Runnable onComplete = new Runnable() {
812 completeTwoStageWidgetDrop(resultCode, appWidgetId);
813 dropLayout.setDropPending(false);
816 mWorkspace.removeExtraEmptyScreenDelayed(true, onComplete,
817 ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
819 PendingAddArguments args = preparePendingAddArgs(requestCode, data, appWidgetId,
821 sPendingAddItem = args;
827 if (requestCode == REQUEST_RECONFIGURE_APPWIDGET) {
828 if (resultCode == RESULT_OK) {
829 // Update the widget view.
830 PendingAddArguments args = preparePendingAddArgs(requestCode, data,
831 pendingAddWidgetId, mPendingAddInfo);
832 if (workspaceLocked) {
833 sPendingAddItem = args;
838 // Leave the widget in the pending state if the user canceled the configure.
842 // The pattern used here is that a user PICKs a specific application,
843 // which, depending on the target, might need to CREATE the actual target.
845 // For example, the user would PICK_SHORTCUT for "Music playlist", and we
846 // launch over to the Music app to actually CREATE_SHORTCUT.
847 if (resultCode == RESULT_OK && mPendingAddInfo.container != ItemInfo.NO_ID) {
848 final PendingAddArguments args = preparePendingAddArgs(requestCode, data, -1,
850 if (isWorkspaceLocked()) {
851 sPendingAddItem = args;
854 mWorkspace.removeExtraEmptyScreenDelayed(true, exitSpringLoaded,
855 ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
857 } else if (resultCode == RESULT_CANCELED) {
858 mWorkspace.removeExtraEmptyScreenDelayed(true, exitSpringLoaded,
859 ON_ACTIVITY_RESULT_ANIMATION_DELAY, false);
861 mDragLayer.clearAnimatedView();
866 protected void onActivityResult(
867 final int requestCode, final int resultCode, final Intent data) {
868 handleActivityResult(requestCode, resultCode, data);
869 if (mLauncherCallbacks != null) {
870 mLauncherCallbacks.onActivityResult(requestCode, resultCode, data);
874 /** @Override for MNC */
875 public void onRequestPermissionsResult(int requestCode, String[] permissions,
876 int[] grantResults) {
877 if (mLauncherCallbacks != null) {
878 mLauncherCallbacks.onRequestPermissionsResult(requestCode, permissions,
883 private PendingAddArguments preparePendingAddArgs(int requestCode, Intent data, int
884 appWidgetId, ItemInfo info) {
885 PendingAddArguments args = new PendingAddArguments();
886 args.requestCode = requestCode;
888 args.container = info.container;
889 args.screenId = info.screenId;
890 args.cellX = info.cellX;
891 args.cellY = info.cellY;
892 args.appWidgetId = appWidgetId;
897 * Check to see if a given screen id exists. If not, create it at the end, return the new id.
899 * @param screenId the screen id to check
900 * @return the new screen, or screenId if it exists
902 private long ensurePendingDropLayoutExists(long screenId) {
903 CellLayout dropLayout =
904 (CellLayout) mWorkspace.getScreenWithId(screenId);
905 if (dropLayout == null) {
906 // it's possible that the add screen was removed because it was
907 // empty and a re-bind occurred
908 mWorkspace.addExtraEmptyScreen();
909 return mWorkspace.commitExtraEmptyScreen();
915 @Thunk void completeTwoStageWidgetDrop(final int resultCode, final int appWidgetId) {
916 CellLayout cellLayout =
917 (CellLayout) mWorkspace.getScreenWithId(mPendingAddInfo.screenId);
918 Runnable onCompleteRunnable = null;
919 int animationType = 0;
921 AppWidgetHostView boundWidget = null;
922 if (resultCode == RESULT_OK) {
923 animationType = Workspace.COMPLETE_TWO_STAGE_WIDGET_DROP_ANIMATION;
924 final AppWidgetHostView layout = mAppWidgetHost.createView(this, appWidgetId,
925 mPendingAddWidgetInfo);
926 boundWidget = layout;
927 onCompleteRunnable = new Runnable() {
930 completeAddAppWidget(appWidgetId, mPendingAddInfo.container,
931 mPendingAddInfo.screenId, layout, null);
932 exitSpringLoadedDragModeDelayed((resultCode != RESULT_CANCELED),
933 EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT, null);
936 } else if (resultCode == RESULT_CANCELED) {
937 mAppWidgetHost.deleteAppWidgetId(appWidgetId);
938 animationType = Workspace.CANCEL_TWO_STAGE_WIDGET_DROP_ANIMATION;
940 if (mDragLayer.getAnimatedView() != null) {
941 mWorkspace.animateWidgetDrop(mPendingAddInfo, cellLayout,
942 (DragView) mDragLayer.getAnimatedView(), onCompleteRunnable,
943 animationType, boundWidget, true);
944 } else if (onCompleteRunnable != null) {
945 // The animated view may be null in the case of a rotation during widget configuration
946 onCompleteRunnable.run();
951 protected void onStop() {
953 FirstFrameAnimatorHelper.setIsVisible(false);
955 if (mLauncherCallbacks != null) {
956 mLauncherCallbacks.onStop();
961 protected void onStart() {
963 FirstFrameAnimatorHelper.setIsVisible(true);
965 if (mLauncherCallbacks != null) {
966 mLauncherCallbacks.onStart();
971 protected void onResume() {
973 if (DEBUG_RESUME_TIME) {
974 startTime = System.currentTimeMillis();
975 Log.v(TAG, "Launcher.onResume()");
978 if (mLauncherCallbacks != null) {
979 mLauncherCallbacks.preOnResume();
984 // Restore the previous launcher state
985 if (mOnResumeState == State.WORKSPACE) {
986 showWorkspace(false);
987 } else if (mOnResumeState == State.APPS) {
988 boolean launchedFromApp = (mWaitingForResume != null);
989 // Don't update the predicted apps if the user is returning to launcher in the apps
990 // view after launching an app, as they may be depending on the UI to be static to
991 // switch to another app, otherwise, if it was
992 showAppsView(false /* animated */, false /* resetListToTop */,
993 !launchedFromApp /* updatePredictedApps */);
994 } else if (mOnResumeState == State.WIDGETS) {
995 showWidgetsView(false, false);
997 mOnResumeState = State.NONE;
999 // Background was set to gradient in onPause(), restore to transparent if in all apps.
1000 setWorkspaceBackground(mState == State.WORKSPACE ? WORKSPACE_BACKGROUND_GRADIENT
1001 : WORKSPACE_BACKGROUND_TRANSPARENT);
1004 if (mRestoring || mOnResumeNeedsLoad) {
1005 setWorkspaceLoading(true);
1006 mModel.startLoader(PagedView.INVALID_RESTORE_PAGE);
1008 mOnResumeNeedsLoad = false;
1010 if (mBindOnResumeCallbacks.size() > 0) {
1011 // We might have postponed some bind calls until onResume (see waitUntilResume) --
1012 // execute them here
1013 long startTimeCallbacks = 0;
1014 if (DEBUG_RESUME_TIME) {
1015 startTimeCallbacks = System.currentTimeMillis();
1018 for (int i = 0; i < mBindOnResumeCallbacks.size(); i++) {
1019 mBindOnResumeCallbacks.get(i).run();
1021 mBindOnResumeCallbacks.clear();
1022 if (DEBUG_RESUME_TIME) {
1023 Log.d(TAG, "Time spent processing callbacks in onResume: " +
1024 (System.currentTimeMillis() - startTimeCallbacks));
1027 if (mOnResumeCallbacks.size() > 0) {
1028 for (int i = 0; i < mOnResumeCallbacks.size(); i++) {
1029 mOnResumeCallbacks.get(i).run();
1031 mOnResumeCallbacks.clear();
1034 // Reset the pressed state of icons that were locked in the press state while activities
1036 if (mWaitingForResume != null) {
1037 // Resets the previous workspace icon press state
1038 mWaitingForResume.setStayPressed(false);
1041 // It is possible that widgets can receive updates while launcher is not in the foreground.
1042 // Consequently, the widgets will be inflated in the orientation of the foreground activity
1043 // (framework issue). On resuming, we ensure that any widgets are inflated for the current
1045 getWorkspace().reinflateWidgetsIfNecessary();
1046 reinflateQSBIfNecessary();
1048 if (DEBUG_RESUME_TIME) {
1049 Log.d(TAG, "Time spent in onResume: " + (System.currentTimeMillis() - startTime));
1052 if (mWorkspace.getCustomContentCallbacks() != null) {
1053 // If we are resuming and the custom content is the current page, we call onShow().
1054 // It is also poassible that onShow will instead be called slightly after first layout
1055 // if PagedView#setRestorePage was set to the custom content page in onCreate().
1056 if (mWorkspace.isOnOrMovingToCustomContent()) {
1057 mWorkspace.getCustomContentCallbacks().onShow(true);
1060 updateInteraction(Workspace.State.NORMAL, mWorkspace.getState());
1061 mWorkspace.onResume();
1063 if (!isWorkspaceLoading()) {
1064 // Process any items that were added while Launcher was away.
1065 InstallShortcutReceiver.disableAndFlushInstallQueue(this);
1068 if (mLauncherCallbacks != null) {
1069 mLauncherCallbacks.onResume();
1074 protected void onPause() {
1075 // Ensure that items added to Launcher are queued until Launcher returns
1076 InstallShortcutReceiver.enableInstallQueue();
1080 mDragController.cancelDrag();
1081 mDragController.resetLastGestureUpTime();
1083 // We call onHide() aggressively. The custom content callbacks should be able to
1084 // debounce excess onHide calls.
1085 if (mWorkspace.getCustomContentCallbacks() != null) {
1086 mWorkspace.getCustomContentCallbacks().onHide();
1089 if (mLauncherCallbacks != null) {
1090 mLauncherCallbacks.onPause();
1094 public interface CustomContentCallbacks {
1095 // Custom content is completely shown. {@code fromResume} indicates whether this was caused
1096 // by a onResume or by scrolling otherwise.
1097 public void onShow(boolean fromResume);
1099 // Custom content is completely hidden
1100 public void onHide();
1102 // Custom content scroll progress changed. From 0 (not showing) to 1 (fully showing).
1103 public void onScrollProgressChanged(float progress);
1105 // Indicates whether the user is allowed to scroll away from the custom content.
1106 boolean isScrollingAllowed();
1109 public interface LauncherOverlay {
1112 * Touch interaction leading to overscroll has begun
1114 public void onScrollInteractionBegin();
1117 * Touch interaction related to overscroll has ended
1119 public void onScrollInteractionEnd();
1122 * Scroll progress, between 0 and 100, when the user scrolls beyond the leftmost
1123 * screen (or in the case of RTL, the rightmost screen).
1125 public void onScrollChange(int progress, boolean rtl);
1128 * Screen has stopped scrolling
1130 public void onScrollSettled();
1133 * This method can be called by the Launcher in order to force the LauncherOverlay
1134 * to exit fully immersive mode.
1136 public void forceExitFullImmersion();
1139 public interface LauncherSearchCallbacks {
1141 * Called when the search overlay is shown.
1143 public void onSearchOverlayOpened();
1146 * Called when the search overlay is dismissed.
1148 public void onSearchOverlayClosed();
1151 public interface LauncherOverlayCallbacks {
1153 * This method indicates whether a call to {@link #enterFullImmersion()} will succeed,
1154 * however it doesn't modify any state within the launcher.
1156 public boolean canEnterFullImmersion();
1159 * Should be called to tell Launcher that the LauncherOverlay will take over interaction,
1160 * eg. by occupying the full screen and handling all touch events.
1162 * @return true if Launcher allows the LauncherOverlay to become fully immersive. In this
1163 * case, Launcher will modify any necessary state and assumes the overlay is
1164 * handling all interaction. If false, the LauncherOverlay should cancel any
1167 public boolean enterFullImmersion();
1170 * Must be called when exiting fully immersive mode. Indicates to Launcher that it has
1171 * full control over UI and state.
1173 public void exitFullImmersion();
1176 class LauncherOverlayCallbacksImpl implements LauncherOverlayCallbacks {
1179 public boolean canEnterFullImmersion() {
1180 return mState == State.WORKSPACE;
1184 public boolean enterFullImmersion() {
1185 if (mState == State.WORKSPACE) {
1186 // When fully immersed, disregard any touches which fall through.
1187 mDragLayer.setBlockTouch(true);
1194 public void exitFullImmersion() {
1195 mDragLayer.setBlockTouch(false);
1199 protected boolean hasSettings() {
1200 if (mLauncherCallbacks != null) {
1201 return mLauncherCallbacks.hasSettings();
1203 // On devices with a locked orientation, we will at least have the allow rotation
1205 return !Utilities.isRotationAllowedForDevice(this);
1209 public void addToCustomContentPage(View customContent,
1210 CustomContentCallbacks callbacks, String description) {
1211 mWorkspace.addToCustomContentPage(customContent, callbacks, description);
1214 // The custom content needs to offset its content to account for the QSB
1215 public int getTopOffsetForCustomContent() {
1216 return mWorkspace.getPaddingTop();
1220 public Object onRetainNonConfigurationInstance() {
1221 // Flag the loader to stop early before switching
1222 if (mModel.isCurrentCallbacks(this)) {
1223 mModel.stopLoader();
1225 //TODO(hyunyoungs): stop the widgets loader when there is a rotation.
1227 return Boolean.TRUE;
1230 // We can't hide the IME if it was forced open. So don't bother
1232 public void onWindowFocusChanged(boolean hasFocus) {
1233 super.onWindowFocusChanged(hasFocus);
1234 mHasFocus = hasFocus;
1236 if (mLauncherCallbacks != null) {
1237 mLauncherCallbacks.onWindowFocusChanged(hasFocus);
1241 private boolean acceptFilter() {
1242 final InputMethodManager inputManager = (InputMethodManager)
1243 getSystemService(Context.INPUT_METHOD_SERVICE);
1244 return !inputManager.isFullscreenMode();
1248 public boolean onKeyDown(int keyCode, KeyEvent event) {
1249 final int uniChar = event.getUnicodeChar();
1250 final boolean handled = super.onKeyDown(keyCode, event);
1251 final boolean isKeyNotWhitespace = uniChar > 0 && !Character.isWhitespace(uniChar);
1252 if (!handled && acceptFilter() && isKeyNotWhitespace) {
1253 boolean gotKey = TextKeyListener.getInstance().onKeyDown(mWorkspace, mDefaultKeySsb,
1255 if (gotKey && mDefaultKeySsb != null && mDefaultKeySsb.length() > 0) {
1256 // something usable has been typed - start a search
1257 // the typed text will be retrieved and cleared by
1258 // showSearchDialog()
1259 // If there are multiple keystrokes before the search dialog takes focus,
1260 // onSearchRequested() will be called for every keystroke,
1261 // but it is idempotent, so it's fine.
1262 return onSearchRequested();
1266 // Eat the long press event so the keyboard doesn't come up.
1267 if (keyCode == KeyEvent.KEYCODE_MENU && event.isLongPress()) {
1274 private String getTypedText() {
1275 return mDefaultKeySsb.toString();
1278 private void clearTypedText() {
1279 mDefaultKeySsb.clear();
1280 mDefaultKeySsb.clearSpans();
1281 Selection.setSelection(mDefaultKeySsb, 0);
1285 * Given the integer (ordinal) value of a State enum instance, convert it to a variable of type
1288 private static State intToState(int stateOrdinal) {
1289 State state = State.WORKSPACE;
1290 final State[] stateValues = State.values();
1291 for (int i = 0; i < stateValues.length; i++) {
1292 if (stateValues[i].ordinal() == stateOrdinal) {
1293 state = stateValues[i];
1301 * Restores the previous state, if it exists.
1303 * @param savedState The previous state.
1305 @SuppressWarnings("unchecked")
1306 private void restoreState(Bundle savedState) {
1307 if (savedState == null) {
1311 State state = intToState(savedState.getInt(RUNTIME_STATE, State.WORKSPACE.ordinal()));
1312 if (state == State.APPS || state == State.WIDGETS) {
1313 mOnResumeState = state;
1316 int currentScreen = savedState.getInt(RUNTIME_STATE_CURRENT_SCREEN,
1317 PagedView.INVALID_RESTORE_PAGE);
1318 if (currentScreen != PagedView.INVALID_RESTORE_PAGE) {
1319 mWorkspace.setRestorePage(currentScreen);
1322 final long pendingAddContainer = savedState.getLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, -1);
1323 final long pendingAddScreen = savedState.getLong(RUNTIME_STATE_PENDING_ADD_SCREEN, -1);
1325 if (pendingAddContainer != ItemInfo.NO_ID && pendingAddScreen > -1) {
1326 mPendingAddInfo.container = pendingAddContainer;
1327 mPendingAddInfo.screenId = pendingAddScreen;
1328 mPendingAddInfo.cellX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_X);
1329 mPendingAddInfo.cellY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_CELL_Y);
1330 mPendingAddInfo.spanX = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_X);
1331 mPendingAddInfo.spanY = savedState.getInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y);
1332 AppWidgetProviderInfo info = savedState.getParcelable(
1333 RUNTIME_STATE_PENDING_ADD_WIDGET_INFO);
1334 mPendingAddWidgetInfo = info == null ?
1335 null : LauncherAppWidgetProviderInfo.fromProviderInfo(this, info);
1337 mPendingAddWidgetId = savedState.getInt(RUNTIME_STATE_PENDING_ADD_WIDGET_ID);
1338 setWaitingForResult(true);
1342 mItemIdToViewId = (HashMap<Integer, Integer>)
1343 savedState.getSerializable(RUNTIME_STATE_VIEW_IDS);
1347 * Finds all the views we need and configure them properly.
1349 private void setupViews() {
1350 final DragController dragController = mDragController;
1352 mLauncherView = findViewById(R.id.launcher);
1353 mFocusHandler = (FocusIndicatorView) findViewById(R.id.focus_indicator);
1354 mDragLayer = (DragLayer) findViewById(R.id.drag_layer);
1355 mWorkspace = (Workspace) mDragLayer.findViewById(R.id.workspace);
1356 mWorkspace.setPageSwitchListener(this);
1357 mPageIndicators = mDragLayer.findViewById(R.id.page_indicator);
1359 mLauncherView.setSystemUiVisibility(
1360 View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION);
1361 mWorkspaceBackgroundDrawable = getResources().getDrawable(R.drawable.workspace_bg);
1363 // Setup the drag layer
1364 mDragLayer.setup(this, dragController);
1366 // Setup the hotseat
1367 mHotseat = (Hotseat) findViewById(R.id.hotseat);
1368 if (mHotseat != null) {
1369 mHotseat.setOnLongClickListener(this);
1372 mOverviewPanel = (ViewGroup) findViewById(R.id.overview_panel);
1373 View widgetButton = findViewById(R.id.widget_button);
1374 widgetButton.setOnClickListener(new OnClickListener() {
1376 public void onClick(View arg0) {
1377 if (!mWorkspace.isSwitchingState()) {
1378 onClickAddWidgetButton(arg0);
1382 widgetButton.setOnTouchListener(getHapticFeedbackTouchListener());
1384 View wallpaperButton = findViewById(R.id.wallpaper_button);
1385 wallpaperButton.setOnClickListener(new OnClickListener() {
1387 public void onClick(View arg0) {
1388 if (!mWorkspace.isSwitchingState()) {
1389 onClickWallpaperPicker(arg0);
1393 wallpaperButton.setOnTouchListener(getHapticFeedbackTouchListener());
1395 View settingsButton = findViewById(R.id.settings_button);
1396 if (hasSettings()) {
1397 settingsButton.setOnClickListener(new OnClickListener() {
1399 public void onClick(View arg0) {
1400 if (!mWorkspace.isSwitchingState()) {
1401 onClickSettingsButton(arg0);
1405 settingsButton.setOnTouchListener(getHapticFeedbackTouchListener());
1407 settingsButton.setVisibility(View.GONE);
1410 mOverviewPanel.setAlpha(0f);
1412 // Setup the workspace
1413 mWorkspace.setHapticFeedbackEnabled(false);
1414 mWorkspace.setOnLongClickListener(this);
1415 mWorkspace.setup(dragController);
1416 dragController.addDragListener(mWorkspace);
1418 // Get the search/delete bar
1419 mSearchDropTargetBar = (SearchDropTargetBar)
1420 mDragLayer.findViewById(R.id.search_drop_target_bar);
1422 // Setup Apps and Widgets
1423 mAppsView = (AllAppsContainerView) findViewById(R.id.apps_view);
1424 mWidgetsView = (WidgetsContainerView) findViewById(R.id.widgets_view);
1425 if (mLauncherCallbacks != null && mLauncherCallbacks.getAllAppsSearchBarController() != null) {
1426 mAppsView.setSearchBarController(mLauncherCallbacks.getAllAppsSearchBarController());
1428 mAppsView.setSearchBarController(mAppsView.newDefaultAppSearchController());
1431 // Setup the drag controller (drop targets have to be added in reverse order in priority)
1432 dragController.setDragScoller(mWorkspace);
1433 dragController.setScrollView(mDragLayer);
1434 dragController.setMoveTarget(mWorkspace);
1435 dragController.addDropTarget(mWorkspace);
1436 if (mSearchDropTargetBar != null) {
1437 mSearchDropTargetBar.setup(this, dragController);
1438 mSearchDropTargetBar.setQsbSearchBar(getOrCreateQsbBar());
1441 if (getResources().getBoolean(R.bool.debug_memory_enabled)) {
1442 Log.v(TAG, "adding WeightWatcher");
1443 mWeightWatcher = new WeightWatcher(this);
1444 mWeightWatcher.setAlpha(0.5f);
1445 ((FrameLayout) mLauncherView).addView(mWeightWatcher,
1446 new FrameLayout.LayoutParams(
1447 FrameLayout.LayoutParams.MATCH_PARENT,
1448 FrameLayout.LayoutParams.WRAP_CONTENT,
1452 boolean show = shouldShowWeightWatcher();
1453 mWeightWatcher.setVisibility(show ? View.VISIBLE : View.GONE);
1458 * Sets the all apps button. This method is called from {@link Hotseat}.
1460 public void setAllAppsButton(View allAppsButton) {
1461 mAllAppsButton = allAppsButton;
1464 public View getAllAppsButton() {
1465 return mAllAppsButton;
1469 * Creates a view representing a shortcut.
1471 * @param info The data structure describing the shortcut.
1473 View createShortcut(ShortcutInfo info) {
1474 return createShortcut((ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info);
1478 * Creates a view representing a shortcut inflated from the specified resource.
1480 * @param parent The group the shortcut belongs to.
1481 * @param info The data structure describing the shortcut.
1483 * @return A View inflated from layoutResId.
1485 public View createShortcut(ViewGroup parent, ShortcutInfo info) {
1486 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(R.layout.app_icon,
1488 favorite.applyFromShortcutInfo(info, mIconCache);
1489 favorite.setCompoundDrawablePadding(mDeviceProfile.iconDrawablePaddingPx);
1490 favorite.setOnClickListener(this);
1491 favorite.setOnFocusChangeListener(mFocusHandler);
1496 * Add a shortcut to the workspace.
1498 * @param data The intent describing the shortcut.
1500 private void completeAddShortcut(Intent data, long container, long screenId, int cellX,
1502 int[] cellXY = mTmpAddItemCellCoordinates;
1503 int[] touchXY = mPendingAddInfo.dropPos;
1504 CellLayout layout = getCellLayout(container, screenId);
1506 ShortcutInfo info = InstallShortcutReceiver.fromShortcutIntent(this, data);
1510 final View view = createShortcut(info);
1512 boolean foundCellSpan = false;
1513 // First we check if we already know the exact location where we want to add this item.
1514 if (cellX >= 0 && cellY >= 0) {
1517 foundCellSpan = true;
1519 // If appropriate, either create a folder or add to an existing folder
1520 if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 0,
1524 DragObject dragObject = new DragObject();
1525 dragObject.dragInfo = info;
1526 if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, 0, dragObject,
1530 } else if (touchXY != null) {
1531 // when dragging and dropping, just find the closest free spot
1532 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY);
1533 foundCellSpan = (result != null);
1535 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1);
1538 if (!foundCellSpan) {
1539 showOutOfSpaceMessage(isHotseatLayout(layout));
1543 LauncherModel.addItemToDatabase(this, info, container, screenId, cellXY[0], cellXY[1]);
1546 mWorkspace.addInScreen(view, container, screenId, cellXY[0], cellXY[1], 1, 1,
1547 isWorkspaceLocked());
1551 private int[] getSpanForWidget(ComponentName component, int minWidth, int minHeight) {
1552 Rect padding = AppWidgetHostView.getDefaultPaddingForWidget(this, component, null);
1553 // We want to account for the extra amount of padding that we are adding to the widget
1554 // to ensure that it gets the full amount of space that it has requested
1555 int requiredWidth = minWidth + padding.left + padding.right;
1556 int requiredHeight = minHeight + padding.top + padding.bottom;
1557 return CellLayout.rectToCell(this, requiredWidth, requiredHeight, null);
1560 public int[] getSpanForWidget(AppWidgetProviderInfo info) {
1561 return getSpanForWidget(info.provider, info.minWidth, info.minHeight);
1564 public int[] getMinSpanForWidget(AppWidgetProviderInfo info) {
1565 return getSpanForWidget(info.provider, info.minResizeWidth, info.minResizeHeight);
1569 * Add a widget to the workspace.
1571 * @param appWidgetId The app widget id
1573 @Thunk void completeAddAppWidget(int appWidgetId, long container, long screenId,
1574 AppWidgetHostView hostView, LauncherAppWidgetProviderInfo appWidgetInfo) {
1576 ItemInfo info = mPendingAddInfo;
1577 if (appWidgetInfo == null) {
1578 appWidgetInfo = LauncherAppWidgetProviderInfo.fromProviderInfo(this,
1579 mAppWidgetManager.getAppWidgetInfo(appWidgetId));
1582 if (appWidgetInfo.isCustomWidget) {
1583 appWidgetId = LauncherAppWidgetInfo.CUSTOM_WIDGET_ID;
1586 LauncherAppWidgetInfo launcherInfo;
1587 launcherInfo = new LauncherAppWidgetInfo(appWidgetId, appWidgetInfo.provider);
1588 launcherInfo.spanX = info.spanX;
1589 launcherInfo.spanY = info.spanY;
1590 launcherInfo.minSpanX = info.minSpanX;
1591 launcherInfo.minSpanY = info.minSpanY;
1592 launcherInfo.user = mAppWidgetManager.getUser(appWidgetInfo);
1594 LauncherModel.addItemToDatabase(this, launcherInfo,
1595 container, screenId, info.cellX, info.cellY);
1598 if (hostView == null) {
1599 // Perform actual inflation because we're live
1600 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId,
1603 // The AppWidgetHostView has already been inflated and instantiated
1604 launcherInfo.hostView = hostView;
1606 launcherInfo.hostView.setTag(launcherInfo);
1607 launcherInfo.hostView.setVisibility(View.VISIBLE);
1608 launcherInfo.notifyWidgetSizeChanged(this);
1610 mWorkspace.addInScreen(launcherInfo.hostView, container, screenId, info.cellX,
1611 info.cellY, launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked());
1613 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo);
1618 private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
1620 public void onReceive(Context context, Intent intent) {
1621 final String action = intent.getAction();
1622 if (Intent.ACTION_SCREEN_OFF.equals(action)) {
1623 mUserPresent = false;
1624 mDragLayer.clearAllResizeFrames();
1625 updateAutoAdvanceState();
1627 // Reset AllApps to its initial state only if we are not in the middle of
1628 // processing a multi-step drop
1629 if (mAppsView != null && mWidgetsView != null &&
1630 mPendingAddInfo.container == ItemInfo.NO_ID) {
1631 showWorkspace(false);
1633 } else if (Intent.ACTION_USER_PRESENT.equals(action)) {
1634 mUserPresent = true;
1635 updateAutoAdvanceState();
1636 } else if (ENABLE_DEBUG_INTENTS && DebugIntents.DELETE_DATABASE.equals(action)) {
1637 mModel.resetLoadedState(false, true);
1638 mModel.startLoader(PagedView.INVALID_RESTORE_PAGE,
1639 LauncherModel.LOADER_FLAG_CLEAR_WORKSPACE);
1640 } else if (ENABLE_DEBUG_INTENTS && DebugIntents.MIGRATE_DATABASE.equals(action)) {
1641 mModel.resetLoadedState(false, true);
1642 mModel.startLoader(PagedView.INVALID_RESTORE_PAGE,
1643 LauncherModel.LOADER_FLAG_CLEAR_WORKSPACE
1644 | LauncherModel.LOADER_FLAG_MIGRATE_SHORTCUTS);
1650 public void onAttachedToWindow() {
1651 super.onAttachedToWindow();
1653 // Listen for broadcasts related to user-presence
1654 final IntentFilter filter = new IntentFilter();
1655 filter.addAction(Intent.ACTION_SCREEN_OFF);
1656 filter.addAction(Intent.ACTION_USER_PRESENT);
1657 // For handling managed profiles
1658 if (ENABLE_DEBUG_INTENTS) {
1659 filter.addAction(DebugIntents.DELETE_DATABASE);
1660 filter.addAction(DebugIntents.MIGRATE_DATABASE);
1662 registerReceiver(mReceiver, filter);
1663 FirstFrameAnimatorHelper.initializeDrawListener(getWindow().getDecorView());
1664 setupTransparentSystemBarsForLmp();
1670 * Sets up transparent navigation and status bars in LMP.
1671 * This method is a no-op for other platform versions.
1673 @TargetApi(Build.VERSION_CODES.LOLLIPOP)
1674 private void setupTransparentSystemBarsForLmp() {
1675 if (Utilities.isLmpOrAbove()) {
1676 Window window = getWindow();
1677 window.getAttributes().systemUiVisibility |=
1678 (View.SYSTEM_UI_FLAG_LAYOUT_STABLE
1679 | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
1680 | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION);
1681 window.clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS
1682 | WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION);
1683 window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
1684 window.setStatusBarColor(Color.TRANSPARENT);
1685 window.setNavigationBarColor(Color.TRANSPARENT);
1690 public void onDetachedFromWindow() {
1691 super.onDetachedFromWindow();
1695 unregisterReceiver(mReceiver);
1698 updateAutoAdvanceState();
1701 public void onWindowVisibilityChanged(int visibility) {
1702 mVisible = visibility == View.VISIBLE;
1703 updateAutoAdvanceState();
1704 // The following code used to be in onResume, but it turns out onResume is called when
1705 // you're in All Apps and click home to go to the workspace. onWindowVisibilityChanged
1706 // is a more appropriate event to handle
1708 if (!mWorkspaceLoading) {
1709 final ViewTreeObserver observer = mWorkspace.getViewTreeObserver();
1710 // We want to let Launcher draw itself at least once before we force it to build
1711 // layers on all the workspace pages, so that transitioning to Launcher from other
1712 // apps is nice and speedy.
1713 observer.addOnDrawListener(new ViewTreeObserver.OnDrawListener() {
1714 private boolean mStarted = false;
1715 public void onDraw() {
1716 if (mStarted) return;
1718 // We delay the layer building a bit in order to give
1719 // other message processing a time to run. In particular
1720 // this avoids a delay in hiding the IME if it was
1721 // currently shown, because doing that may involve
1722 // some communication back with the app.
1723 mWorkspace.postDelayed(mBuildLayersRunnable, 500);
1724 final ViewTreeObserver.OnDrawListener listener = this;
1725 mWorkspace.post(new Runnable() {
1727 if (mWorkspace != null &&
1728 mWorkspace.getViewTreeObserver() != null) {
1729 mWorkspace.getViewTreeObserver().
1730 removeOnDrawListener(listener);
1742 @Thunk void sendAdvanceMessage(long delay) {
1743 mHandler.removeMessages(ADVANCE_MSG);
1744 Message msg = mHandler.obtainMessage(ADVANCE_MSG);
1745 mHandler.sendMessageDelayed(msg, delay);
1746 mAutoAdvanceSentTime = System.currentTimeMillis();
1749 @Thunk void updateAutoAdvanceState() {
1750 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty();
1751 if (autoAdvanceRunning != mAutoAdvanceRunning) {
1752 mAutoAdvanceRunning = autoAdvanceRunning;
1753 if (autoAdvanceRunning) {
1754 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft;
1755 sendAdvanceMessage(delay);
1757 if (!mWidgetsToAdvance.isEmpty()) {
1758 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval -
1759 (System.currentTimeMillis() - mAutoAdvanceSentTime));
1761 mHandler.removeMessages(ADVANCE_MSG);
1762 mHandler.removeMessages(0); // Remove messages sent using postDelayed()
1767 @Thunk final Handler mHandler = new Handler(new Handler.Callback() {
1770 public boolean handleMessage(Message msg) {
1771 if (msg.what == ADVANCE_MSG) {
1773 for (View key: mWidgetsToAdvance.keySet()) {
1774 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId);
1775 final int delay = mAdvanceStagger * i;
1776 if (v instanceof Advanceable) {
1777 mHandler.postDelayed(new Runnable() {
1779 ((Advanceable) v).advance();
1785 sendAdvanceMessage(mAdvanceInterval);
1791 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) {
1792 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return;
1793 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId);
1794 if (v instanceof Advanceable) {
1795 mWidgetsToAdvance.put(hostView, appWidgetInfo);
1796 ((Advanceable) v).fyiWillBeAdvancedByHostKThx();
1797 updateAutoAdvanceState();
1801 void removeWidgetToAutoAdvance(View hostView) {
1802 if (mWidgetsToAdvance.containsKey(hostView)) {
1803 mWidgetsToAdvance.remove(hostView);
1804 updateAutoAdvanceState();
1808 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) {
1809 removeWidgetToAutoAdvance(launcherInfo.hostView);
1810 launcherInfo.hostView = null;
1813 public void showOutOfSpaceMessage(boolean isHotseatLayout) {
1814 int strId = (isHotseatLayout ? R.string.hotseat_out_of_space : R.string.out_of_space);
1815 Toast.makeText(this, getString(strId), Toast.LENGTH_SHORT).show();
1818 public DragLayer getDragLayer() {
1822 public AllAppsContainerView getAppsView() {
1826 public WidgetsContainerView getWidgetsView() {
1827 return mWidgetsView;
1830 public Workspace getWorkspace() {
1834 public Hotseat getHotseat() {
1838 public ViewGroup getOverviewPanel() {
1839 return mOverviewPanel;
1842 public SearchDropTargetBar getSearchBar() {
1843 return mSearchDropTargetBar;
1846 public LauncherAppWidgetHost getAppWidgetHost() {
1847 return mAppWidgetHost;
1850 public LauncherModel getModel() {
1854 protected SharedPreferences getSharedPrefs() {
1855 return mSharedPrefs;
1858 public DeviceProfile getDeviceProfile() {
1859 return mDeviceProfile;
1862 public void closeSystemDialogs() {
1863 getWindow().closeAllPanels();
1865 // Whatever we were doing is hereby canceled.
1866 setWaitingForResult(false);
1870 protected void onNewIntent(Intent intent) {
1872 if (DEBUG_RESUME_TIME) {
1873 startTime = System.currentTimeMillis();
1875 super.onNewIntent(intent);
1878 if (Intent.ACTION_MAIN.equals(intent.getAction())) {
1879 // also will cancel mWaitingForResult.
1880 closeSystemDialogs();
1882 final boolean alreadyOnHome = mHasFocus && ((intent.getFlags() &
1883 Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT)
1884 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT);
1886 if (mWorkspace == null) {
1887 // Can be cases where mWorkspace is null, this prevents a NPE
1890 Folder openFolder = mWorkspace.getOpenFolder();
1891 // In all these cases, only animate if we're already on home
1892 mWorkspace.exitWidgetResizeMode();
1894 boolean moveToDefaultScreen = mLauncherCallbacks != null ?
1895 mLauncherCallbacks.shouldMoveToDefaultScreenOnHomeIntent() : true;
1896 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive() &&
1897 openFolder == null && moveToDefaultScreen) {
1898 mWorkspace.moveToDefaultScreen(true);
1902 exitSpringLoadedDragMode();
1904 // If we are already on home, then just animate back to the workspace,
1905 // otherwise, just wait until onResume to set the state back to Workspace
1906 if (alreadyOnHome) {
1907 showWorkspace(true);
1909 mOnResumeState = State.WORKSPACE;
1912 final View v = getWindow().peekDecorView();
1913 if (v != null && v.getWindowToken() != null) {
1914 InputMethodManager imm = (InputMethodManager)getSystemService(
1915 INPUT_METHOD_SERVICE);
1916 imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
1919 // Reset the apps view
1920 if (!alreadyOnHome && mAppsView != null) {
1921 mAppsView.scrollToTop();
1924 // Reset the widgets view
1925 if (!alreadyOnHome && mWidgetsView != null) {
1926 mWidgetsView.scrollToTop();
1929 if (mLauncherCallbacks != null) {
1930 mLauncherCallbacks.onHomeIntent();
1934 if (DEBUG_RESUME_TIME) {
1935 Log.d(TAG, "Time spent in onNewIntent: " + (System.currentTimeMillis() - startTime));
1938 if (mLauncherCallbacks != null) {
1939 mLauncherCallbacks.onNewIntent(intent);
1944 public void onRestoreInstanceState(Bundle state) {
1945 super.onRestoreInstanceState(state);
1946 for (int page: mSynchronouslyBoundPages) {
1947 mWorkspace.restoreInstanceStateForChild(page);
1952 protected void onSaveInstanceState(Bundle outState) {
1953 if (mWorkspace.getChildCount() > 0) {
1954 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN,
1955 mWorkspace.getCurrentPageOffsetFromCustomContent());
1957 super.onSaveInstanceState(outState);
1959 outState.putInt(RUNTIME_STATE, mState.ordinal());
1960 // We close any open folder since it will not be re-opened, and we need to make sure
1961 // this state is reflected.
1964 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screenId > -1 &&
1965 mWaitingForResult) {
1966 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container);
1967 outState.putLong(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screenId);
1968 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX);
1969 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY);
1970 outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_X, mPendingAddInfo.spanX);
1971 outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y, mPendingAddInfo.spanY);
1972 outState.putParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO, mPendingAddWidgetInfo);
1973 outState.putInt(RUNTIME_STATE_PENDING_ADD_WIDGET_ID, mPendingAddWidgetId);
1976 // Save the current widgets tray?
1978 outState.putSerializable(RUNTIME_STATE_VIEW_IDS, mItemIdToViewId);
1980 if (mLauncherCallbacks != null) {
1981 mLauncherCallbacks.onSaveInstanceState(outState);
1986 public void onDestroy() {
1989 // Remove all pending runnables
1990 mHandler.removeMessages(ADVANCE_MSG);
1991 mHandler.removeMessages(0);
1992 mWorkspace.removeCallbacks(mBuildLayersRunnable);
1994 // Stop callbacks from LauncherModel
1995 LauncherAppState app = (LauncherAppState.getInstance());
1997 // It's possible to receive onDestroy after a new Launcher activity has
1998 // been created. In this case, don't interfere with the new Launcher.
1999 if (mModel.isCurrentCallbacks(this)) {
2000 mModel.stopLoader();
2001 app.setLauncher(null);
2005 mAppWidgetHost.stopListening();
2006 } catch (NullPointerException ex) {
2007 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex);
2009 mAppWidgetHost = null;
2011 mWidgetsToAdvance.clear();
2013 TextKeyListener.getInstance().release();
2015 unregisterReceiver(mCloseSystemDialogsReceiver);
2017 mDragLayer.clearAllResizeFrames();
2018 ((ViewGroup) mWorkspace.getParent()).removeAllViews();
2019 mWorkspace.removeAllWorkspaceScreens();
2021 mDragController = null;
2023 LauncherAnimUtils.onDestroyActivity();
2025 if (mLauncherCallbacks != null) {
2026 mLauncherCallbacks.onDestroy();
2030 public DragController getDragController() {
2031 return mDragController;
2035 public void startActivityForResult(Intent intent, int requestCode) {
2036 onStartForResult(requestCode);
2037 super.startActivityForResult(intent, requestCode);
2041 public void startIntentSenderForResult (IntentSender intent, int requestCode,
2042 Intent fillInIntent, int flagsMask, int flagsValues, int extraFlags, Bundle options) {
2043 onStartForResult(requestCode);
2045 super.startIntentSenderForResult(intent, requestCode,
2046 fillInIntent, flagsMask, flagsValues, extraFlags, options);
2047 } catch (IntentSender.SendIntentException e) {
2048 throw new ActivityNotFoundException();
2052 private void onStartForResult(int requestCode) {
2053 if (requestCode >= 0) {
2054 setWaitingForResult(true);
2059 * Indicates that we want global search for this activity by setting the globalSearch
2060 * argument for {@link #startSearch} to true.
2063 public void startSearch(String initialQuery, boolean selectInitialQuery,
2064 Bundle appSearchData, boolean globalSearch) {
2066 if (initialQuery == null) {
2067 // Use any text typed in the launcher as the initial query
2068 initialQuery = getTypedText();
2070 if (appSearchData == null) {
2071 appSearchData = new Bundle();
2072 appSearchData.putString("source", "launcher-search");
2074 Rect sourceBounds = new Rect();
2075 if (mSearchDropTargetBar != null) {
2076 sourceBounds = mSearchDropTargetBar.getSearchBarBounds();
2079 boolean clearTextImmediately = startSearch(initialQuery, selectInitialQuery,
2080 appSearchData, sourceBounds);
2081 if (clearTextImmediately) {
2085 // We need to show the workspace after starting the search
2086 showWorkspace(true);
2090 * Start a text search.
2092 * @return {@code true} if the search will start immediately, so any further keypresses
2093 * will be handled directly by the search UI. {@code false} if {@link Launcher} should continue
2094 * to buffer keypresses.
2096 public boolean startSearch(String initialQuery,
2097 boolean selectInitialQuery, Bundle appSearchData, Rect sourceBounds) {
2098 if (mLauncherCallbacks != null && mLauncherCallbacks.providesSearch()) {
2099 return mLauncherCallbacks.startSearch(initialQuery, selectInitialQuery, appSearchData,
2103 startGlobalSearch(initialQuery, selectInitialQuery,
2104 appSearchData, sourceBounds);
2109 * Starts the global search activity. This code is a copied from SearchManager
2111 private void startGlobalSearch(String initialQuery,
2112 boolean selectInitialQuery, Bundle appSearchData, Rect sourceBounds) {
2113 final SearchManager searchManager =
2114 (SearchManager) getSystemService(Context.SEARCH_SERVICE);
2115 ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity();
2116 if (globalSearchActivity == null) {
2117 Log.w(TAG, "No global search activity found.");
2120 Intent intent = new Intent(SearchManager.INTENT_ACTION_GLOBAL_SEARCH);
2121 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
2122 intent.setComponent(globalSearchActivity);
2123 // Make sure that we have a Bundle to put source in
2124 if (appSearchData == null) {
2125 appSearchData = new Bundle();
2127 appSearchData = new Bundle(appSearchData);
2129 // Set source to package name of app that starts global search if not set already.
2130 if (!appSearchData.containsKey("source")) {
2131 appSearchData.putString("source", getPackageName());
2133 intent.putExtra(SearchManager.APP_DATA, appSearchData);
2134 if (!TextUtils.isEmpty(initialQuery)) {
2135 intent.putExtra(SearchManager.QUERY, initialQuery);
2137 if (selectInitialQuery) {
2138 intent.putExtra(SearchManager.EXTRA_SELECT_QUERY, selectInitialQuery);
2140 intent.setSourceBounds(sourceBounds);
2142 startActivity(intent);
2143 } catch (ActivityNotFoundException ex) {
2144 Log.e(TAG, "Global search activity not found: " + globalSearchActivity);
2148 public boolean isOnCustomContent() {
2149 return mWorkspace.isOnOrMovingToCustomContent();
2153 public boolean onPrepareOptionsMenu(Menu menu) {
2154 super.onPrepareOptionsMenu(menu);
2155 if (!isOnCustomContent()) {
2156 // Close any open folders
2158 // Stop resizing any widgets
2159 mWorkspace.exitWidgetResizeMode();
2160 if (!mWorkspace.isInOverviewMode()) {
2161 // Show the overview mode
2162 showOverviewMode(true);
2164 showWorkspace(true);
2167 if (mLauncherCallbacks != null) {
2168 return mLauncherCallbacks.onPrepareOptionsMenu(menu);
2175 public boolean onSearchRequested() {
2176 startSearch(null, false, null, true);
2177 // Use a custom animation for launching search
2181 public boolean isWorkspaceLocked() {
2182 return mWorkspaceLoading || mWaitingForResult;
2185 public boolean isWorkspaceLoading() {
2186 return mWorkspaceLoading;
2189 private void setWorkspaceLoading(boolean value) {
2190 boolean isLocked = isWorkspaceLocked();
2191 mWorkspaceLoading = value;
2192 if (isLocked != isWorkspaceLocked()) {
2193 onWorkspaceLockedChanged();
2197 private void setWaitingForResult(boolean value) {
2198 boolean isLocked = isWorkspaceLocked();
2199 mWaitingForResult = value;
2200 if (isLocked != isWorkspaceLocked()) {
2201 onWorkspaceLockedChanged();
2205 protected void onWorkspaceLockedChanged() {
2206 if (mLauncherCallbacks != null) {
2207 mLauncherCallbacks.onWorkspaceLockedChanged();
2211 private void resetAddInfo() {
2212 mPendingAddInfo.container = ItemInfo.NO_ID;
2213 mPendingAddInfo.screenId = -1;
2214 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1;
2215 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1;
2216 mPendingAddInfo.minSpanX = mPendingAddInfo.minSpanY = -1;
2217 mPendingAddInfo.dropPos = null;
2220 void addAppWidgetImpl(final int appWidgetId, final ItemInfo info, final
2221 AppWidgetHostView boundWidget, final LauncherAppWidgetProviderInfo appWidgetInfo) {
2222 addAppWidgetImpl(appWidgetId, info, boundWidget, appWidgetInfo, 0);
2225 void addAppWidgetImpl(final int appWidgetId, final ItemInfo info,
2226 final AppWidgetHostView boundWidget, final LauncherAppWidgetProviderInfo appWidgetInfo,
2228 if (appWidgetInfo.configure != null) {
2229 mPendingAddWidgetInfo = appWidgetInfo;
2230 mPendingAddWidgetId = appWidgetId;
2232 // Launch over to configure widget, if needed
2233 mAppWidgetManager.startConfigActivity(appWidgetInfo, appWidgetId, this,
2234 mAppWidgetHost, REQUEST_CREATE_APPWIDGET);
2237 // Otherwise just add it
2238 Runnable onComplete = new Runnable() {
2241 // Exit spring loaded mode if necessary after adding the widget
2242 exitSpringLoadedDragModeDelayed(true, EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT,
2246 completeAddAppWidget(appWidgetId, info.container, info.screenId, boundWidget,
2248 mWorkspace.removeExtraEmptyScreenDelayed(true, onComplete, delay, false);
2252 protected void moveToCustomContentScreen(boolean animate) {
2253 // Close any folders that may be open.
2255 mWorkspace.moveToCustomContentScreen(animate);
2258 public void addPendingItem(PendingAddItemInfo info, long container, long screenId,
2259 int[] cell, int spanX, int spanY) {
2260 switch (info.itemType) {
2261 case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET:
2262 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET:
2263 int span[] = new int[2];
2266 addAppWidgetFromDrop((PendingAddWidgetInfo) info,
2267 container, screenId, cell, span);
2269 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
2270 processShortcutFromDrop(info.componentName, container, screenId, cell);
2273 throw new IllegalStateException("Unknown item type: " + info.itemType);
2278 * Process a shortcut drop.
2280 * @param componentName The name of the component
2281 * @param screenId The ID of the screen where it should be added
2282 * @param cell The cell it should be added to, optional
2284 private void processShortcutFromDrop(ComponentName componentName, long container, long screenId,
2287 mPendingAddInfo.container = container;
2288 mPendingAddInfo.screenId = screenId;
2289 mPendingAddInfo.dropPos = null;
2292 mPendingAddInfo.cellX = cell[0];
2293 mPendingAddInfo.cellY = cell[1];
2296 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT);
2297 createShortcutIntent.setComponent(componentName);
2298 Utilities.startActivityForResultSafely(this, createShortcutIntent, REQUEST_CREATE_SHORTCUT);
2302 * Process a widget drop.
2304 * @param info The PendingAppWidgetInfo of the widget being added.
2305 * @param screenId The ID of the screen where it should be added
2306 * @param cell The cell it should be added to, optional
2308 private void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, long screenId,
2309 int[] cell, int[] span) {
2311 mPendingAddInfo.container = info.container = container;
2312 mPendingAddInfo.screenId = info.screenId = screenId;
2313 mPendingAddInfo.dropPos = null;
2314 mPendingAddInfo.minSpanX = info.minSpanX;
2315 mPendingAddInfo.minSpanY = info.minSpanY;
2318 mPendingAddInfo.cellX = cell[0];
2319 mPendingAddInfo.cellY = cell[1];
2322 mPendingAddInfo.spanX = span[0];
2323 mPendingAddInfo.spanY = span[1];
2326 AppWidgetHostView hostView = info.boundWidget;
2328 if (hostView != null) {
2329 appWidgetId = hostView.getAppWidgetId();
2330 addAppWidgetImpl(appWidgetId, info, hostView, info.info);
2332 // Clear the boundWidget so that it doesn't get destroyed.
2333 info.boundWidget = null;
2335 // In this case, we either need to start an activity to get permission to bind
2336 // the widget, or we need to start an activity to configure the widget, or both.
2337 appWidgetId = getAppWidgetHost().allocateAppWidgetId();
2338 Bundle options = info.bindOptions;
2340 boolean success = mAppWidgetManager.bindAppWidgetIdIfAllowed(
2341 appWidgetId, info.info, options);
2343 addAppWidgetImpl(appWidgetId, info, null, info.info);
2345 mPendingAddWidgetInfo = info.info;
2346 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_BIND);
2347 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId);
2348 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_PROVIDER, info.componentName);
2349 mAppWidgetManager.getUser(mPendingAddWidgetInfo)
2350 .addToIntent(intent, AppWidgetManager.EXTRA_APPWIDGET_PROVIDER_PROFILE);
2351 // TODO: we need to make sure that this accounts for the options bundle.
2352 // intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_OPTIONS, options);
2353 startActivityForResult(intent, REQUEST_BIND_APPWIDGET);
2358 FolderIcon addFolder(CellLayout layout, long container, final long screenId, int cellX,
2360 final FolderInfo folderInfo = new FolderInfo();
2361 folderInfo.title = getText(R.string.folder_name);
2364 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screenId,
2366 sFolders.put(folderInfo.id, folderInfo);
2369 FolderIcon newFolder =
2370 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache);
2371 mWorkspace.addInScreen(newFolder, container, screenId, cellX, cellY, 1, 1,
2372 isWorkspaceLocked());
2373 // Force measure the new folder icon
2374 CellLayout parent = mWorkspace.getParentCellLayoutForView(newFolder);
2375 parent.getShortcutsAndWidgets().measureChild(newFolder);
2379 void removeFolder(FolderInfo folder) {
2380 sFolders.remove(folder.id);
2384 public boolean dispatchKeyEvent(KeyEvent event) {
2385 if (event.getAction() == KeyEvent.ACTION_DOWN) {
2386 switch (event.getKeyCode()) {
2387 case KeyEvent.KEYCODE_HOME:
2389 case KeyEvent.KEYCODE_VOLUME_DOWN:
2390 if (Utilities.isPropertyEnabled(DUMP_STATE_PROPERTY)) {
2396 } else if (event.getAction() == KeyEvent.ACTION_UP) {
2397 switch (event.getKeyCode()) {
2398 case KeyEvent.KEYCODE_HOME:
2403 return super.dispatchKeyEvent(event);
2407 public void onBackPressed() {
2408 if (mLauncherCallbacks != null && mLauncherCallbacks.handleBackPressed()) {
2412 if (mDragController.isDragging()) {
2413 mDragController.cancelDrag();
2417 if (isAppsViewVisible()) {
2418 showWorkspace(true);
2419 } else if (isWidgetsViewVisible()) {
2420 showOverviewMode(true);
2421 } else if (mWorkspace.isInOverviewMode()) {
2422 showWorkspace(true);
2423 } else if (mWorkspace.getOpenFolder() != null) {
2424 Folder openFolder = mWorkspace.getOpenFolder();
2425 if (openFolder.isEditingName()) {
2426 openFolder.dismissEditingName();
2431 mWorkspace.exitWidgetResizeMode();
2433 // Back button is a no-op here, but give at least some feedback for the button press
2434 mWorkspace.showOutlinesTemporarily();
2439 * Re-listen when widget host is reset.
2442 public void onAppWidgetHostReset() {
2443 if (mAppWidgetHost != null) {
2444 mAppWidgetHost.startListening();
2449 * Launches the intent referred by the clicked shortcut.
2451 * @param v The view representing the clicked shortcut.
2453 public void onClick(View v) {
2454 // Make sure that rogue clicks don't get through while allapps is launching, or after the
2455 // view has detached (it's possible for this to happen if the view is removed mid touch).
2456 if (v.getWindowToken() == null) {
2460 if (!mWorkspace.isFinishedSwitchingState()) {
2464 if (v instanceof Workspace) {
2465 if (mWorkspace.isInOverviewMode()) {
2466 showWorkspace(true);
2471 if (v instanceof CellLayout) {
2472 if (mWorkspace.isInOverviewMode()) {
2473 showWorkspace(mWorkspace.indexOfChild(v), true);
2477 Object tag = v.getTag();
2478 if (tag instanceof ShortcutInfo) {
2479 onClickAppShortcut(v);
2480 } else if (tag instanceof FolderInfo) {
2481 if (v instanceof FolderIcon) {
2482 onClickFolderIcon(v);
2484 } else if (v == mAllAppsButton) {
2485 onClickAllAppsButton(v);
2486 } else if (tag instanceof AppInfo) {
2487 startAppShortcutOrInfoActivity(v);
2488 } else if (tag instanceof LauncherAppWidgetInfo) {
2489 if (v instanceof PendingAppWidgetHostView) {
2490 onClickPendingWidget((PendingAppWidgetHostView) v);
2495 @SuppressLint("ClickableViewAccessibility")
2496 public boolean onTouch(View v, MotionEvent event) {
2501 * Event handler for the app widget view which has not fully restored.
2503 public void onClickPendingWidget(final PendingAppWidgetHostView v) {
2504 if (mIsSafeModeEnabled) {
2505 Toast.makeText(this, R.string.safemode_widget_error, Toast.LENGTH_SHORT).show();
2509 final LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) v.getTag();
2510 if (v.isReadyForClickSetup()) {
2511 int widgetId = info.appWidgetId;
2512 AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(widgetId);
2513 if (appWidgetInfo != null) {
2514 mPendingAddWidgetInfo = LauncherAppWidgetProviderInfo.fromProviderInfo(
2515 this, appWidgetInfo);
2516 mPendingAddInfo.copyFrom(info);
2517 mPendingAddWidgetId = widgetId;
2519 AppWidgetManagerCompat.getInstance(this).startConfigActivity(appWidgetInfo,
2520 info.appWidgetId, this, mAppWidgetHost, REQUEST_RECONFIGURE_APPWIDGET);
2522 } else if (info.installProgress < 0) {
2523 // The install has not been queued
2524 final String packageName = info.providerName.getPackageName();
2525 showBrokenAppInstallDialog(packageName,
2526 new DialogInterface.OnClickListener() {
2527 public void onClick(DialogInterface dialog, int id) {
2528 startActivitySafely(v, LauncherModel.getMarketIntent(packageName), info);
2532 // Download has started.
2533 final String packageName = info.providerName.getPackageName();
2534 startActivitySafely(v, LauncherModel.getMarketIntent(packageName), info);
2539 * Event handler for the "grid" button that appears on the home screen, which
2540 * enters all apps mode.
2542 * @param v The view that was clicked.
2544 protected void onClickAllAppsButton(View v) {
2545 if (LOGD) Log.d(TAG, "onClickAllAppsButton");
2546 if (isAppsViewVisible()) {
2547 showWorkspace(true);
2549 // Try and refresh the set of predicted apps before we enter launcher
2550 showAppsView(true /* animated */, false /* resetListToTop */,
2551 true /* updatePredictedApps */);
2555 private void showBrokenAppInstallDialog(final String packageName,
2556 DialogInterface.OnClickListener onSearchClickListener) {
2557 new AlertDialog.Builder(this)
2558 .setTitle(R.string.abandoned_promises_title)
2559 .setMessage(R.string.abandoned_promise_explanation)
2560 .setPositiveButton(R.string.abandoned_search, onSearchClickListener)
2561 .setNeutralButton(R.string.abandoned_clean_this,
2562 new DialogInterface.OnClickListener() {
2563 public void onClick(DialogInterface dialog, int id) {
2564 final UserHandleCompat user = UserHandleCompat.myUserHandle();
2565 mWorkspace.removeAbandonedPromise(packageName, user);
2573 * Event handler for an app shortcut click.
2575 * @param v The view that was clicked. Must be a tagged with a {@link ShortcutInfo}.
2577 protected void onClickAppShortcut(final View v) {
2578 if (LOGD) Log.d(TAG, "onClickAppShortcut");
2579 Object tag = v.getTag();
2580 if (!(tag instanceof ShortcutInfo)) {
2581 throw new IllegalArgumentException("Input must be a Shortcut");
2585 final ShortcutInfo shortcut = (ShortcutInfo) tag;
2587 if (shortcut.isDisabled != 0) {
2588 int error = R.string.activity_not_available;
2589 if ((shortcut.isDisabled & ShortcutInfo.FLAG_DISABLED_SAFEMODE) != 0) {
2590 error = R.string.safemode_shortcut_error;
2592 Toast.makeText(this, error, Toast.LENGTH_SHORT).show();
2596 final Intent intent = shortcut.intent;
2598 // Check for special shortcuts
2599 if (intent.getComponent() != null) {
2600 final String shortcutClass = intent.getComponent().getClassName();
2602 if (shortcutClass.equals(MemoryDumpActivity.class.getName())) {
2603 MemoryDumpActivity.startDump(this);
2605 } else if (shortcutClass.equals(ToggleWeightWatcher.class.getName())) {
2606 toggleShowWeightWatcher();
2611 // Check for abandoned promise
2612 if ((v instanceof BubbleTextView)
2613 && shortcut.isPromise()
2614 && !shortcut.hasStatusFlag(ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE)) {
2615 showBrokenAppInstallDialog(
2616 shortcut.getTargetComponent().getPackageName(),
2617 new DialogInterface.OnClickListener() {
2618 public void onClick(DialogInterface dialog, int id) {
2619 startAppShortcutOrInfoActivity(v);
2626 startAppShortcutOrInfoActivity(v);
2628 if (mLauncherCallbacks != null) {
2629 mLauncherCallbacks.onClickAppShortcut(v);
2633 @Thunk void startAppShortcutOrInfoActivity(View v) {
2634 Object tag = v.getTag();
2635 final ShortcutInfo shortcut;
2636 final Intent intent;
2637 if (tag instanceof ShortcutInfo) {
2638 shortcut = (ShortcutInfo) tag;
2639 intent = shortcut.intent;
2640 int[] pos = new int[2];
2641 v.getLocationOnScreen(pos);
2642 intent.setSourceBounds(new Rect(pos[0], pos[1],
2643 pos[0] + v.getWidth(), pos[1] + v.getHeight()));
2645 } else if (tag instanceof AppInfo) {
2647 intent = ((AppInfo) tag).intent;
2649 throw new IllegalArgumentException("Input must be a Shortcut or AppInfo");
2652 boolean success = startActivitySafely(v, intent, tag);
2653 mStats.recordLaunch(v, intent, shortcut);
2655 if (success && v instanceof BubbleTextView) {
2656 mWaitingForResume = (BubbleTextView) v;
2657 mWaitingForResume.setStayPressed(true);
2662 * Event handler for a folder icon click.
2664 * @param v The view that was clicked. Must be an instance of {@link FolderIcon}.
2666 protected void onClickFolderIcon(View v) {
2667 if (LOGD) Log.d(TAG, "onClickFolder");
2668 if (!(v instanceof FolderIcon)){
2669 throw new IllegalArgumentException("Input must be a FolderIcon");
2672 FolderIcon folderIcon = (FolderIcon) v;
2673 final FolderInfo info = folderIcon.getFolderInfo();
2674 Folder openFolder = mWorkspace.getFolderForTag(info);
2676 // If the folder info reports that the associated folder is open, then verify that
2677 // it is actually opened. There have been a few instances where this gets out of sync.
2678 if (info.opened && openFolder == null) {
2679 Log.d(TAG, "Folder info marked as open, but associated folder is not open. Screen: "
2680 + info.screenId + " (" + info.cellX + ", " + info.cellY + ")");
2681 info.opened = false;
2684 if (!info.opened && !folderIcon.getFolder().isDestroyed()) {
2685 // Close any open folder
2687 // Open the requested folder
2688 openFolder(folderIcon);
2690 // Find the open folder...
2692 if (openFolder != null) {
2693 folderScreen = mWorkspace.getPageForView(openFolder);
2695 closeFolder(openFolder);
2696 if (folderScreen != mWorkspace.getCurrentPage()) {
2697 // Close any folder open on the current screen
2699 // Pull the folder onto this screen
2700 openFolder(folderIcon);
2705 if (mLauncherCallbacks != null) {
2706 mLauncherCallbacks.onClickFolderIcon(v);
2711 * Event handler for the (Add) Widgets button that appears after a long press
2712 * on the home screen.
2714 protected void onClickAddWidgetButton(View view) {
2715 if (LOGD) Log.d(TAG, "onClickAddWidgetButton");
2716 if (mIsSafeModeEnabled) {
2717 Toast.makeText(this, R.string.safemode_widget_error, Toast.LENGTH_SHORT).show();
2719 showWidgetsView(true /* animated */, true /* resetPageToZero */);
2720 if (mLauncherCallbacks != null) {
2721 mLauncherCallbacks.onClickAddWidgetButton(view);
2727 * Event handler for the wallpaper picker button that appears after a long press
2728 * on the home screen.
2730 protected void onClickWallpaperPicker(View v) {
2731 if (LOGD) Log.d(TAG, "onClickWallpaperPicker");
2732 startActivityForResult(new Intent(Intent.ACTION_SET_WALLPAPER).setPackage(getPackageName()),
2733 REQUEST_PICK_WALLPAPER);
2735 if (mLauncherCallbacks != null) {
2736 mLauncherCallbacks.onClickWallpaperPicker(v);
2741 * Event handler for a click on the settings button that appears after a long press
2742 * on the home screen.
2744 protected void onClickSettingsButton(View v) {
2745 if (LOGD) Log.d(TAG, "onClickSettingsButton");
2746 if (mLauncherCallbacks != null) {
2747 mLauncherCallbacks.onClickSettingsButton(v);
2749 startActivity(new Intent(this, SettingsActivity.class));
2753 public View.OnTouchListener getHapticFeedbackTouchListener() {
2754 if (mHapticFeedbackTouchListener == null) {
2755 mHapticFeedbackTouchListener = new View.OnTouchListener() {
2756 @SuppressLint("ClickableViewAccessibility")
2758 public boolean onTouch(View v, MotionEvent event) {
2759 if ((event.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_DOWN) {
2760 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY);
2766 return mHapticFeedbackTouchListener;
2769 public void onDragStarted(View view) {
2770 if (isOnCustomContent()) {
2771 // Custom content screen doesn't participate in drag and drop. If on custom
2772 // content screen, move to default.
2773 moveWorkspaceToDefaultScreen();
2776 if (mLauncherCallbacks != null) {
2777 mLauncherCallbacks.onDragStarted(view);
2782 * Called when the user stops interacting with the launcher.
2783 * This implies that the user is now on the homescreen and is not doing housekeeping.
2785 protected void onInteractionEnd() {
2786 if (mLauncherCallbacks != null) {
2787 mLauncherCallbacks.onInteractionEnd();
2792 * Called when the user starts interacting with the launcher.
2793 * The possible interactions are:
2795 * - reorder an app shortcut, or a widget
2796 * - open the overview mode.
2797 * This is a good time to stop doing things that only make sense
2798 * when the user is on the homescreen and not doing housekeeping.
2800 protected void onInteractionBegin() {
2801 if (mLauncherCallbacks != null) {
2802 mLauncherCallbacks.onInteractionBegin();
2806 /** Updates the interaction state. */
2807 public void updateInteraction(Workspace.State fromState, Workspace.State toState) {
2808 // Only update the interacting state if we are transitioning to/from a view with an
2810 boolean fromStateWithOverlay = fromState != Workspace.State.NORMAL;
2811 boolean toStateWithOverlay = toState != Workspace.State.NORMAL;
2812 if (toStateWithOverlay) {
2813 onInteractionBegin();
2814 } else if (fromStateWithOverlay) {
2819 void startApplicationDetailsActivity(ComponentName componentName, UserHandleCompat user) {
2821 LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(this);
2822 launcherApps.showAppDetailsForProfile(componentName, user);
2823 } catch (SecurityException e) {
2824 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show();
2825 Log.e(TAG, "Launcher does not have permission to launch settings");
2826 } catch (ActivityNotFoundException e) {
2827 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show();
2828 Log.e(TAG, "Unable to launch settings");
2832 // returns true if the activity was started
2833 boolean startApplicationUninstallActivity(ComponentName componentName, int flags,
2834 UserHandleCompat user) {
2835 if ((flags & AppInfo.DOWNLOADED_FLAG) == 0) {
2836 // System applications cannot be installed. For now, show a toast explaining that.
2837 // We may give them the option of disabling apps this way.
2838 int messageId = R.string.uninstall_system_app_text;
2839 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show();
2842 String packageName = componentName.getPackageName();
2843 String className = componentName.getClassName();
2844 Intent intent = new Intent(
2845 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className));
2846 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK |
2847 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
2849 user.addToIntent(intent, Intent.EXTRA_USER);
2851 startActivity(intent);
2856 private boolean startActivity(View v, Intent intent, Object tag) {
2857 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
2859 // Only launch using the new animation if the shortcut has not opted out (this is a
2860 // private contract between launcher and may be ignored in the future).
2861 boolean useLaunchAnimation = (v != null) &&
2862 !intent.hasExtra(INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION);
2863 LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(this);
2864 UserManagerCompat userManager = UserManagerCompat.getInstance(this);
2866 UserHandleCompat user = null;
2867 if (intent.hasExtra(AppInfo.EXTRA_PROFILE)) {
2868 long serialNumber = intent.getLongExtra(AppInfo.EXTRA_PROFILE, -1);
2869 user = userManager.getUserForSerialNumber(serialNumber);
2872 Bundle optsBundle = null;
2873 if (useLaunchAnimation) {
2874 ActivityOptions opts = null;
2875 if (sClipRevealMethod != null) {
2876 // TODO: call method directly when Launcher3 can depend on M APIs
2877 int left = 0, top = 0;
2878 int width = v.getMeasuredWidth(), height = v.getMeasuredHeight();
2879 if (v instanceof TextView) {
2880 // Launch from center of icon, not entire view
2881 Drawable icon = Workspace.getTextViewIcon((TextView) v);
2883 Rect bounds = icon.getBounds();
2884 left = (width - bounds.width()) / 2;
2885 top = v.getPaddingTop();
2886 width = bounds.width();
2887 height = bounds.height();
2891 opts = (ActivityOptions) sClipRevealMethod.invoke(null, v,
2892 left, top, width, height);
2893 } catch (IllegalAccessException e) {
2894 Log.d(TAG, "Could not call makeClipRevealAnimation: " + e);
2895 sClipRevealMethod = null;
2896 } catch (InvocationTargetException e) {
2897 Log.d(TAG, "Could not call makeClipRevealAnimation: " + e);
2898 sClipRevealMethod = null;
2901 if (opts == null && !Utilities.isLmpOrAbove()) {
2902 opts = ActivityOptions.makeScaleUpAnimation(v, 0, 0,
2903 v.getMeasuredWidth(), v.getMeasuredHeight());
2905 optsBundle = opts != null ? opts.toBundle() : null;
2908 if (user == null || user.equals(UserHandleCompat.myUserHandle())) {
2909 // Could be launching some bookkeeping activity
2910 startActivity(intent, optsBundle);
2912 // TODO Component can be null when shortcuts are supported for secondary user
2913 launcherApps.startActivityForProfile(intent.getComponent(), user,
2914 intent.getSourceBounds(), optsBundle);
2917 } catch (SecurityException e) {
2918 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show();
2919 Log.e(TAG, "Launcher does not have the permission to launch " + intent +
2920 ". Make sure to create a MAIN intent-filter for the corresponding activity " +
2921 "or use the exported attribute for this activity. "
2922 + "tag="+ tag + " intent=" + intent, e);
2927 @Thunk boolean startActivitySafely(View v, Intent intent, Object tag) {
2928 boolean success = false;
2929 if (mIsSafeModeEnabled && !Utilities.isSystemApp(this, intent)) {
2930 Toast.makeText(this, R.string.safemode_shortcut_error, Toast.LENGTH_SHORT).show();
2934 success = startActivity(v, intent, tag);
2935 } catch (ActivityNotFoundException e) {
2936 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show();
2937 Log.e(TAG, "Unable to launch. tag=" + tag + " intent=" + intent, e);
2943 * This method draws the FolderIcon to an ImageView and then adds and positions that ImageView
2944 * in the DragLayer in the exact absolute location of the original FolderIcon.
2946 private void copyFolderIconToImage(FolderIcon fi) {
2947 final int width = fi.getMeasuredWidth();
2948 final int height = fi.getMeasuredHeight();
2950 // Lazy load ImageView, Bitmap and Canvas
2951 if (mFolderIconImageView == null) {
2952 mFolderIconImageView = new ImageView(this);
2954 if (mFolderIconBitmap == null || mFolderIconBitmap.getWidth() != width ||
2955 mFolderIconBitmap.getHeight() != height) {
2956 mFolderIconBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
2957 mFolderIconCanvas = new Canvas(mFolderIconBitmap);
2960 DragLayer.LayoutParams lp;
2961 if (mFolderIconImageView.getLayoutParams() instanceof DragLayer.LayoutParams) {
2962 lp = (DragLayer.LayoutParams) mFolderIconImageView.getLayoutParams();
2964 lp = new DragLayer.LayoutParams(width, height);
2967 // The layout from which the folder is being opened may be scaled, adjust the starting
2968 // view size by this scale factor.
2969 float scale = mDragLayer.getDescendantRectRelativeToSelf(fi, mRectForFolderAnimation);
2970 lp.customPosition = true;
2971 lp.x = mRectForFolderAnimation.left;
2972 lp.y = mRectForFolderAnimation.top;
2973 lp.width = (int) (scale * width);
2974 lp.height = (int) (scale * height);
2976 mFolderIconCanvas.drawColor(0, PorterDuff.Mode.CLEAR);
2977 fi.draw(mFolderIconCanvas);
2978 mFolderIconImageView.setImageBitmap(mFolderIconBitmap);
2979 if (fi.getFolder() != null) {
2980 mFolderIconImageView.setPivotX(fi.getFolder().getPivotXForIconAnimation());
2981 mFolderIconImageView.setPivotY(fi.getFolder().getPivotYForIconAnimation());
2983 // Just in case this image view is still in the drag layer from a previous animation,
2984 // we remove it and re-add it.
2985 if (mDragLayer.indexOfChild(mFolderIconImageView) != -1) {
2986 mDragLayer.removeView(mFolderIconImageView);
2988 mDragLayer.addView(mFolderIconImageView, lp);
2989 if (fi.getFolder() != null) {
2990 fi.getFolder().bringToFront();
2994 private void growAndFadeOutFolderIcon(FolderIcon fi) {
2995 if (fi == null) return;
2996 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0);
2997 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.5f);
2998 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.5f);
3000 FolderInfo info = (FolderInfo) fi.getTag();
3001 if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
3002 CellLayout cl = (CellLayout) fi.getParent().getParent();
3003 CellLayout.LayoutParams lp = (CellLayout.LayoutParams) fi.getLayoutParams();
3004 cl.setFolderLeaveBehindCell(lp.cellX, lp.cellY);
3007 // Push an ImageView copy of the FolderIcon into the DragLayer and hide the original
3008 copyFolderIconToImage(fi);
3009 fi.setVisibility(View.INVISIBLE);
3011 ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(mFolderIconImageView, alpha,
3013 if (Utilities.isLmpOrAbove()) {
3014 oa.setInterpolator(new LogDecelerateInterpolator(100, 0));
3016 oa.setDuration(getResources().getInteger(R.integer.config_folderExpandDuration));
3020 private void shrinkAndFadeInFolderIcon(final FolderIcon fi) {
3021 if (fi == null) return;
3022 PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f);
3023 PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f);
3024 PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f);
3026 final CellLayout cl = (CellLayout) fi.getParent().getParent();
3028 // We remove and re-draw the FolderIcon in-case it has changed
3029 mDragLayer.removeView(mFolderIconImageView);
3030 copyFolderIconToImage(fi);
3031 ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(mFolderIconImageView, alpha,
3033 oa.setDuration(getResources().getInteger(R.integer.config_folderExpandDuration));
3034 oa.addListener(new AnimatorListenerAdapter() {
3036 public void onAnimationEnd(Animator animation) {
3038 cl.clearFolderLeaveBehind();
3039 // Remove the ImageView copy of the FolderIcon and make the original visible.
3040 mDragLayer.removeView(mFolderIconImageView);
3041 fi.setVisibility(View.VISIBLE);
3049 * Opens the user folder described by the specified tag. The opening of the folder
3050 * is animated relative to the specified View. If the View is null, no animation
3053 * @param folderInfo The FolderInfo describing the folder to open.
3055 public void openFolder(FolderIcon folderIcon) {
3056 Folder folder = folderIcon.getFolder();
3057 Folder openFolder = mWorkspace != null ? mWorkspace.getOpenFolder() : null;
3058 if (openFolder != null && openFolder != folder) {
3059 // Close any open folder before opening a folder.
3063 FolderInfo info = folder.mInfo;
3067 // While the folder is open, the position of the icon cannot change.
3068 ((CellLayout.LayoutParams) folderIcon.getLayoutParams()).canReorder = false;
3070 // Just verify that the folder hasn't already been added to the DragLayer.
3071 // There was a one-off crash where the folder had a parent already.
3072 if (folder.getParent() == null) {
3073 mDragLayer.addView(folder);
3074 mDragController.addDropTarget((DropTarget) folder);
3076 Log.w(TAG, "Opening folder (" + folder + ") which already has a parent (" +
3077 folder.getParent() + ").");
3079 folder.animateOpen();
3080 growAndFadeOutFolderIcon(folderIcon);
3082 // Notify the accessibility manager that this folder "window" has appeared and occluded
3083 // the workspace items
3084 folder.sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
3085 getDragLayer().sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED);
3088 public void closeFolder() {
3089 Folder folder = mWorkspace != null ? mWorkspace.getOpenFolder() : null;
3090 if (folder != null) {
3091 if (folder.isEditingName()) {
3092 folder.dismissEditingName();
3094 closeFolder(folder);
3098 public void closeFolder(Folder folder) {
3099 folder.getInfo().opened = false;
3101 ViewGroup parent = (ViewGroup) folder.getParent().getParent();
3102 if (parent != null) {
3103 FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo);
3104 shrinkAndFadeInFolderIcon(fi);
3106 ((CellLayout.LayoutParams) fi.getLayoutParams()).canReorder = true;
3109 folder.animateClosed();
3111 // Notify the accessibility manager that this folder "window" has disappeard and no
3112 // longer occludeds the workspace items
3113 getDragLayer().sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
3116 public boolean onLongClick(View v) {
3117 if (!isDraggingEnabled()) return false;
3118 if (isWorkspaceLocked()) return false;
3119 if (mState != State.WORKSPACE) return false;
3121 if (v instanceof Workspace) {
3122 if (!mWorkspace.isInOverviewMode()) {
3123 if (!mWorkspace.isTouchActive()) {
3124 showOverviewMode(true);
3125 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS,
3126 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING);
3136 CellLayout.CellInfo longClickCellInfo = null;
3137 View itemUnderLongClick = null;
3138 if (v.getTag() instanceof ItemInfo) {
3139 ItemInfo info = (ItemInfo) v.getTag();
3140 longClickCellInfo = new CellLayout.CellInfo(v, info);
3141 itemUnderLongClick = longClickCellInfo.cell;
3145 // The hotseat touch handling does not go through Workspace, and we always allow long press
3146 // on hotseat items.
3147 final boolean inHotseat = isHotseatLayout(v);
3148 if (!mDragController.isDragging()) {
3149 if (itemUnderLongClick == null) {
3150 // User long pressed on empty space
3151 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS,
3152 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING);
3153 if (mWorkspace.isInOverviewMode()) {
3154 mWorkspace.startReordering(v);
3156 showOverviewMode(true);
3159 final boolean isAllAppsButton = inHotseat && isAllAppsButtonRank(
3160 mHotseat.getOrderInHotseat(
3161 longClickCellInfo.cellX,
3162 longClickCellInfo.cellY));
3163 if (!(itemUnderLongClick instanceof Folder || isAllAppsButton)) {
3164 // User long pressed on an item
3165 mWorkspace.startDrag(longClickCellInfo);
3172 boolean isHotseatLayout(View layout) {
3173 return mHotseat != null && layout != null &&
3174 (layout instanceof CellLayout) && (layout == mHotseat.getLayout());
3178 * Returns the CellLayout of the specified container at the specified screen.
3180 public CellLayout getCellLayout(long container, long screenId) {
3181 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
3182 if (mHotseat != null) {
3183 return mHotseat.getLayout();
3188 return mWorkspace.getScreenWithId(screenId);
3193 * For overridden classes.
3195 public boolean isAllAppsVisible() {
3196 return isAppsViewVisible();
3199 public boolean isAppsViewVisible() {
3200 return (mState == State.APPS) || (mOnResumeState == State.APPS);
3203 public boolean isWidgetsViewVisible() {
3204 return (mState == State.WIDGETS) || (mOnResumeState == State.WIDGETS);
3207 private void setWorkspaceBackground(int background) {
3208 switch (background) {
3209 case WORKSPACE_BACKGROUND_TRANSPARENT:
3210 getWindow().setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
3212 case WORKSPACE_BACKGROUND_BLACK:
3213 getWindow().setBackgroundDrawable(null);
3216 getWindow().setBackgroundDrawable(mWorkspaceBackgroundDrawable);
3220 protected void changeWallpaperVisiblity(boolean visible) {
3221 int wpflags = visible ? WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER : 0;
3222 int curflags = getWindow().getAttributes().flags
3223 & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER;
3224 if (wpflags != curflags) {
3225 getWindow().setFlags(wpflags, WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER);
3227 setWorkspaceBackground(visible ? WORKSPACE_BACKGROUND_GRADIENT : WORKSPACE_BACKGROUND_BLACK);
3231 public void onTrimMemory(int level) {
3232 super.onTrimMemory(level);
3233 if (level >= ComponentCallbacks2.TRIM_MEMORY_UI_HIDDEN) {
3234 // The widget preview db can result in holding onto over
3235 // 3MB of memory for caching which isn't necessary.
3236 SQLiteDatabase.releaseMemory();
3238 // This clears all widget bitmaps from the widget tray
3241 if (mLauncherCallbacks != null) {
3242 mLauncherCallbacks.onTrimMemory(level);
3247 public void onStateTransitionHideSearchBar() {
3248 // Hide the search bar
3249 if (mSearchDropTargetBar != null) {
3250 mSearchDropTargetBar.hideSearchBar(false /* animated */);
3254 public void showWorkspace(boolean animated) {
3255 showWorkspace(WorkspaceStateTransitionAnimation.SCROLL_TO_CURRENT_PAGE, animated, null);
3258 public void showWorkspace(boolean animated, Runnable onCompleteRunnable) {
3259 showWorkspace(WorkspaceStateTransitionAnimation.SCROLL_TO_CURRENT_PAGE, animated,
3260 onCompleteRunnable);
3263 protected void showWorkspace(int snapToPage, boolean animated) {
3264 showWorkspace(snapToPage, animated, null);
3267 void showWorkspace(int snapToPage, boolean animated, Runnable onCompleteRunnable) {
3268 boolean changed = mState != State.WORKSPACE ||
3269 mWorkspace.getState() != Workspace.State.NORMAL;
3271 boolean wasInSpringLoadedMode = (mState != State.WORKSPACE);
3272 mWorkspace.setVisibility(View.VISIBLE);
3273 mStateTransitionAnimation.startAnimationToWorkspace(mState, Workspace.State.NORMAL,
3274 snapToPage, animated, onCompleteRunnable);
3276 // Show the search bar (only animate if we were showing the drop target bar in spring
3278 if (mSearchDropTargetBar != null) {
3279 mSearchDropTargetBar.showSearchBar(animated && wasInSpringLoadedMode);
3282 // Set focus to the AppsCustomize button
3283 if (mAllAppsButton != null) {
3284 mAllAppsButton.requestFocus();
3288 // Change the state *after* we've called all the transition code
3289 mState = State.WORKSPACE;
3291 // Resume the auto-advance of widgets
3292 mUserPresent = true;
3293 updateAutoAdvanceState();
3296 // Send an accessibility event to announce the context change
3297 getWindow().getDecorView()
3298 .sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
3302 void showOverviewMode(boolean animated) {
3303 mWorkspace.setVisibility(View.VISIBLE);
3304 mStateTransitionAnimation.startAnimationToWorkspace(mState, Workspace.State.OVERVIEW,
3305 WorkspaceStateTransitionAnimation.SCROLL_TO_CURRENT_PAGE, animated,
3306 null /* onCompleteRunnable */);
3307 mState = State.WORKSPACE;
3311 * Shows the apps view.
3313 void showAppsView(boolean animated, boolean resetListToTop, boolean updatePredictedApps) {
3314 if (resetListToTop) {
3315 mAppsView.scrollToTop();
3317 if (updatePredictedApps) {
3318 tryAndUpdatePredictedApps();
3320 showAppsOrWidgets(animated, State.APPS);
3324 * Shows the widgets view.
3326 void showWidgetsView(boolean animated, boolean resetPageToZero) {
3327 if (LOGD) Log.d(TAG, "showWidgetsView:" + animated + " resetPageToZero:" + resetPageToZero);
3328 if (resetPageToZero) {
3329 mWidgetsView.scrollToTop();
3331 showAppsOrWidgets(animated, State.WIDGETS);
3333 mWidgetsView.post(new Runnable() {
3336 mWidgetsView.requestFocus();
3342 * Sets up the transition to show the apps/widgets view.
3344 * @return whether the current from and to state allowed this operation
3346 // TODO: calling method should use the return value so that when {@code false} is returned
3347 // the workspace transition doesn't fall into invalid state.
3348 private boolean showAppsOrWidgets(boolean animated, State toState) {
3349 if (mState != State.WORKSPACE && mState != State.APPS_SPRING_LOADED &&
3350 mState != State.WIDGETS_SPRING_LOADED) {
3353 if (toState != State.APPS && toState != State.WIDGETS) {
3357 if (toState == State.APPS) {
3358 mStateTransitionAnimation.startAnimationToAllApps(mState, animated);
3360 mStateTransitionAnimation.startAnimationToWidgets(animated);
3363 // Change the state *after* we've called all the transition code
3366 // Pause the auto-advance of widgets until we are out of AllApps
3367 mUserPresent = false;
3368 updateAutoAdvanceState();
3371 // Send an accessibility event to announce the context change
3372 getWindow().getDecorView()
3373 .sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
3378 * Updates the workspace and interaction state on state change, and return the animation to this
3381 public Animator startWorkspaceStateChangeAnimation(Workspace.State toState, int toPage,
3382 boolean animated, boolean hasOverlaySearchBar, HashMap<View, Integer> layerViews) {
3383 Workspace.State fromState = mWorkspace.getState();
3384 Animator anim = mWorkspace.setStateWithAnimation(toState, toPage, animated,
3385 hasOverlaySearchBar, layerViews);
3386 updateInteraction(fromState, toState);
3390 public void enterSpringLoadedDragMode() {
3391 if (LOGD) Log.d(TAG, String.format("enterSpringLoadedDragMode [mState=%s", mState.name()));
3392 if (mState == State.WORKSPACE || mState == State.APPS_SPRING_LOADED ||
3393 mState == State.WIDGETS_SPRING_LOADED) {
3397 mStateTransitionAnimation.startAnimationToWorkspace(mState, Workspace.State.SPRING_LOADED,
3398 WorkspaceStateTransitionAnimation.SCROLL_TO_CURRENT_PAGE, true /* animated */,
3399 null /* onCompleteRunnable */);
3400 mState = isAppsViewVisible() ? State.APPS_SPRING_LOADED : State.WIDGETS_SPRING_LOADED;
3403 public void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, int delay,
3404 final Runnable onCompleteRunnable) {
3405 if (mState != State.APPS_SPRING_LOADED && mState != State.WIDGETS_SPRING_LOADED) return;
3407 mHandler.postDelayed(new Runnable() {
3410 if (successfulDrop) {
3411 // TODO(hyunyoungs): verify if this hack is still needed, if not, delete.
3413 // Before we show workspace, hide all apps again because
3414 // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should
3415 // clean up our state transition functions
3416 mWidgetsView.setVisibility(View.GONE);
3417 showWorkspace(true, onCompleteRunnable);
3419 exitSpringLoadedDragMode();
3425 void exitSpringLoadedDragMode() {
3426 if (mState == State.APPS_SPRING_LOADED) {
3427 showAppsView(true /* animated */, false /* resetListToTop */,
3428 false /* updatePredictedApps */);
3429 } else if (mState == State.WIDGETS_SPRING_LOADED) {
3430 showWidgetsView(true, false);
3435 * Updates the set of predicted apps if it hasn't been updated since the last time Launcher was
3438 private void tryAndUpdatePredictedApps() {
3439 if (mLauncherCallbacks != null) {
3440 List<ComponentKey> apps = mLauncherCallbacks.getPredictedApps();
3442 mAppsView.setPredictedApps(apps);
3447 void lockAllApps() {
3451 void unlockAllApps() {
3455 protected void disableVoiceButtonProxy(boolean disable) {
3459 public View getOrCreateQsbBar() {
3460 if (mLauncherCallbacks != null && mLauncherCallbacks.providesSearch()) {
3461 return mLauncherCallbacks.getQsbBar();
3465 AppWidgetProviderInfo searchProvider = Utilities.getSearchWidgetProvider(this);
3466 if (searchProvider == null) {
3470 Bundle opts = new Bundle();
3471 opts.putInt(AppWidgetManager.OPTION_APPWIDGET_HOST_CATEGORY,
3472 AppWidgetProviderInfo.WIDGET_CATEGORY_SEARCHBOX);
3474 SharedPreferences sp = getSharedPreferences(
3475 LauncherAppState.getSharedPreferencesKey(), MODE_PRIVATE);
3476 int widgetId = sp.getInt(QSB_WIDGET_ID, -1);
3477 AppWidgetProviderInfo widgetInfo = mAppWidgetManager.getAppWidgetInfo(widgetId);
3478 if (!searchProvider.provider.flattenToString().equals(
3479 sp.getString(QSB_WIDGET_PROVIDER, null))
3480 || (widgetInfo == null)
3481 || !widgetInfo.provider.equals(searchProvider.provider)) {
3482 // A valid widget is not already bound.
3483 if (widgetId > -1) {
3484 mAppWidgetHost.deleteAppWidgetId(widgetId);
3488 // Try to bind a new widget
3489 widgetId = mAppWidgetHost.allocateAppWidgetId();
3491 if (!AppWidgetManagerCompat.getInstance(this)
3492 .bindAppWidgetIdIfAllowed(widgetId, searchProvider, opts)) {
3493 mAppWidgetHost.deleteAppWidgetId(widgetId);
3498 .putInt(QSB_WIDGET_ID, widgetId)
3499 .putString(QSB_WIDGET_PROVIDER, searchProvider.provider.flattenToString())
3503 mAppWidgetHost.setQsbWidgetId(widgetId);
3504 if (widgetId != -1) {
3505 mQsb = mAppWidgetHost.createView(this, widgetId, searchProvider);
3506 mQsb.updateAppWidgetOptions(opts);
3507 mQsb.setPadding(0, 0, 0, 0);
3508 mSearchDropTargetBar.addView(mQsb);
3509 mSearchDropTargetBar.setQsbSearchBar(mQsb);
3515 private void reinflateQSBIfNecessary() {
3516 if (mQsb instanceof LauncherAppWidgetHostView &&
3517 ((LauncherAppWidgetHostView) mQsb).isReinflateRequired()) {
3518 mSearchDropTargetBar.removeView(mQsb);
3520 mSearchDropTargetBar.setQsbSearchBar(getOrCreateQsbBar());
3525 public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
3526 final boolean result = super.dispatchPopulateAccessibilityEvent(event);
3527 final List<CharSequence> text = event.getText();
3529 // Populate event with a fake title based on the current state.
3530 if (mState == State.APPS) {
3531 text.add(getString(R.string.all_apps_button_label));
3532 } else if (mState == State.WIDGETS) {
3533 text.add(getString(R.string.widget_button_text));
3534 } else if (mWorkspace != null) {
3535 text.add(mWorkspace.getCurrentPageDescription());
3537 text.add(getString(R.string.all_apps_home_button_label));
3543 * Receives notifications when system dialogs are to be closed.
3545 @Thunk class CloseSystemDialogsIntentReceiver extends BroadcastReceiver {
3547 public void onReceive(Context context, Intent intent) {
3548 closeSystemDialogs();
3553 * If the activity is currently paused, signal that we need to run the passed Runnable
3556 * This needs to be called from incoming places where resources might have been loaded
3557 * while the activity is paused. That is because the Configuration (e.g., rotation) might be
3558 * wrong when we're not running, and if the activity comes back to what the configuration was
3559 * when we were paused, activity is not restarted.
3561 * Implementation of the method from LauncherModel.Callbacks.
3563 * @return {@code true} if we are currently paused. The caller might be able to skip some work
3565 @Thunk boolean waitUntilResume(Runnable run, boolean deletePreviousRunnables) {
3567 if (LOGD) Log.d(TAG, "Deferring update until onResume");
3568 if (deletePreviousRunnables) {
3569 while (mBindOnResumeCallbacks.remove(run)) {
3572 mBindOnResumeCallbacks.add(run);
3579 private boolean waitUntilResume(Runnable run) {
3580 return waitUntilResume(run, false);
3583 public void addOnResumeCallback(Runnable run) {
3584 mOnResumeCallbacks.add(run);
3588 * If the activity is currently paused, signal that we need to re-run the loader
3591 * This needs to be called from incoming places where resources might have been loaded
3592 * while we are paused. That is becaues the Configuration might be wrong
3593 * when we're not running, and if it comes back to what it was when we
3594 * were paused, we are not restarted.
3596 * Implementation of the method from LauncherModel.Callbacks.
3598 * @return true if we are currently paused. The caller might be able to
3599 * skip some work in that case since we will come back again.
3601 public boolean setLoadOnResume() {
3603 if (LOGD) Log.d(TAG, "setLoadOnResume");
3604 mOnResumeNeedsLoad = true;
3612 * Implementation of the method from LauncherModel.Callbacks.
3614 public int getCurrentWorkspaceScreen() {
3615 if (mWorkspace != null) {
3616 return mWorkspace.getCurrentPage();
3618 return SCREEN_COUNT / 2;
3623 * Refreshes the shortcuts shown on the workspace.
3625 * Implementation of the method from LauncherModel.Callbacks.
3627 public void startBinding() {
3628 setWorkspaceLoading(true);
3630 // If we're starting binding all over again, clear any bind calls we'd postponed in
3631 // the past (see waitUntilResume) -- we don't need them since we're starting binding
3632 // from scratch again
3633 mBindOnResumeCallbacks.clear();
3635 // Clear the workspace because it's going to be rebound
3636 mWorkspace.clearDropTargets();
3637 mWorkspace.removeAllWorkspaceScreens();
3639 mWidgetsToAdvance.clear();
3640 if (mHotseat != null) {
3641 mHotseat.resetLayout();
3646 public void bindScreens(ArrayList<Long> orderedScreenIds) {
3647 bindAddScreens(orderedScreenIds);
3649 // If there are no screens, we need to have an empty screen
3650 if (orderedScreenIds.size() == 0) {
3651 mWorkspace.addExtraEmptyScreen();
3654 // Create the custom content page (this call updates mDefaultScreen which calls
3655 // setCurrentPage() so ensure that all pages are added before calling this).
3656 if (hasCustomContentToLeft()) {
3657 mWorkspace.createCustomContentContainer();
3658 populateCustomContentContainer();
3663 public void bindAddScreens(ArrayList<Long> orderedScreenIds) {
3664 int count = orderedScreenIds.size();
3665 for (int i = 0; i < count; i++) {
3666 mWorkspace.insertNewWorkspaceScreenBeforeEmptyScreen(orderedScreenIds.get(i));
3670 private boolean shouldShowWeightWatcher() {
3671 String spKey = LauncherAppState.getSharedPreferencesKey();
3672 SharedPreferences sp = getSharedPreferences(spKey, Context.MODE_PRIVATE);
3673 boolean show = sp.getBoolean(SHOW_WEIGHT_WATCHER, SHOW_WEIGHT_WATCHER_DEFAULT);
3678 private void toggleShowWeightWatcher() {
3679 String spKey = LauncherAppState.getSharedPreferencesKey();
3680 SharedPreferences sp = getSharedPreferences(spKey, Context.MODE_PRIVATE);
3681 boolean show = sp.getBoolean(SHOW_WEIGHT_WATCHER, true);
3685 SharedPreferences.Editor editor = sp.edit();
3686 editor.putBoolean(SHOW_WEIGHT_WATCHER, show);
3689 if (mWeightWatcher != null) {
3690 mWeightWatcher.setVisibility(show ? View.VISIBLE : View.GONE);
3694 public void bindAppsAdded(final ArrayList<Long> newScreens,
3695 final ArrayList<ItemInfo> addNotAnimated,
3696 final ArrayList<ItemInfo> addAnimated,
3697 final ArrayList<AppInfo> addedApps) {
3698 Runnable r = new Runnable() {
3700 bindAppsAdded(newScreens, addNotAnimated, addAnimated, addedApps);
3703 if (waitUntilResume(r)) {
3707 // Add the new screens
3708 if (newScreens != null) {
3709 bindAddScreens(newScreens);
3712 // We add the items without animation on non-visible pages, and with
3713 // animations on the new page (which we will try and snap to).
3714 if (addNotAnimated != null && !addNotAnimated.isEmpty()) {
3715 bindItems(addNotAnimated, 0,
3716 addNotAnimated.size(), false);
3718 if (addAnimated != null && !addAnimated.isEmpty()) {
3719 bindItems(addAnimated, 0,
3720 addAnimated.size(), true);
3723 // Remove the extra empty screen
3724 mWorkspace.removeExtraEmptyScreen(false, false);
3726 if (addedApps != null && mAppsView != null) {
3727 mAppsView.addApps(addedApps);
3732 * Bind the items start-end from the list.
3734 * Implementation of the method from LauncherModel.Callbacks.
3736 public void bindItems(final ArrayList<ItemInfo> shortcuts, final int start, final int end,
3737 final boolean forceAnimateIcons) {
3738 Runnable r = new Runnable() {
3740 bindItems(shortcuts, start, end, forceAnimateIcons);
3743 if (waitUntilResume(r)) {
3747 // Get the list of added shortcuts and intersect them with the set of shortcuts here
3748 final AnimatorSet anim = LauncherAnimUtils.createAnimatorSet();
3749 final Collection<Animator> bounceAnims = new ArrayList<Animator>();
3750 final boolean animateIcons = forceAnimateIcons && canRunNewAppsAnimation();
3751 Workspace workspace = mWorkspace;
3752 long newShortcutsScreenId = -1;
3753 for (int i = start; i < end; i++) {
3754 final ItemInfo item = shortcuts.get(i);
3756 // Short circuit if we are loading dock items for a configuration which has no dock
3757 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT &&
3762 switch (item.itemType) {
3763 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
3764 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
3765 ShortcutInfo info = (ShortcutInfo) item;
3766 View shortcut = createShortcut(info);
3769 * TODO: FIX collision case
3771 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) {
3772 CellLayout cl = mWorkspace.getScreenWithId(item.screenId);
3773 if (cl != null && cl.isOccupied(item.cellX, item.cellY)) {
3774 View v = cl.getChildAt(item.cellX, item.cellY);
3775 Object tag = v.getTag();
3776 String desc = "Collision while binding workspace item: " + item
3777 + ". Collides with " + tag;
3778 if (LauncherAppState.isDogfoodBuild()) {
3779 throw (new RuntimeException(desc));
3786 workspace.addInScreenFromBind(shortcut, item.container, item.screenId, item.cellX,
3789 // Animate all the applications up now
3790 shortcut.setAlpha(0f);
3791 shortcut.setScaleX(0f);
3792 shortcut.setScaleY(0f);
3793 bounceAnims.add(createNewAppBounceAnimation(shortcut, i));
3794 newShortcutsScreenId = item.screenId;
3797 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER:
3798 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this,
3799 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()),
3800 (FolderInfo) item, mIconCache);
3801 workspace.addInScreenFromBind(newFolder, item.container, item.screenId, item.cellX,
3805 throw new RuntimeException("Invalid Item Type");
3810 // Animate to the correct page
3811 if (newShortcutsScreenId > -1) {
3812 long currentScreenId = mWorkspace.getScreenIdForPageIndex(mWorkspace.getNextPage());
3813 final int newScreenIndex = mWorkspace.getPageIndexForScreenId(newShortcutsScreenId);
3814 final Runnable startBounceAnimRunnable = new Runnable() {
3816 anim.playTogether(bounceAnims);
3820 if (newShortcutsScreenId != currentScreenId) {
3821 // We post the animation slightly delayed to prevent slowdowns
3822 // when we are loading right after we return to launcher.
3823 mWorkspace.postDelayed(new Runnable() {
3825 if (mWorkspace != null) {
3826 mWorkspace.snapToPage(newScreenIndex);
3827 mWorkspace.postDelayed(startBounceAnimRunnable,
3828 NEW_APPS_ANIMATION_DELAY);
3831 }, NEW_APPS_PAGE_MOVE_DELAY);
3833 mWorkspace.postDelayed(startBounceAnimRunnable, NEW_APPS_ANIMATION_DELAY);
3837 workspace.requestLayout();
3841 * Implementation of the method from LauncherModel.Callbacks.
3843 public void bindFolders(final LongArrayMap<FolderInfo> folders) {
3844 Runnable r = new Runnable() {
3846 bindFolders(folders);
3849 if (waitUntilResume(r)) {
3852 sFolders = folders.clone();
3856 * Add the views for a widget to the workspace.
3858 * Implementation of the method from LauncherModel.Callbacks.
3860 public void bindAppWidget(final LauncherAppWidgetInfo item) {
3861 Runnable r = new Runnable() {
3863 bindAppWidget(item);
3866 if (waitUntilResume(r)) {
3870 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0;
3871 if (DEBUG_WIDGETS) {
3872 Log.d(TAG, "bindAppWidget: " + item);
3874 final Workspace workspace = mWorkspace;
3876 LauncherAppWidgetProviderInfo appWidgetInfo =
3877 LauncherModel.getProviderInfo(this, item.providerName, item.user);
3879 if (!mIsSafeModeEnabled
3880 && ((item.restoreStatus & LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) == 0)
3881 && ((item.restoreStatus & LauncherAppWidgetInfo.FLAG_ID_NOT_VALID) != 0)) {
3882 if (appWidgetInfo == null) {
3883 if (DEBUG_WIDGETS) {
3884 Log.d(TAG, "Removing restored widget: id=" + item.appWidgetId
3885 + " belongs to component " + item.providerName
3886 + ", as the povider is null");
3888 LauncherModel.deleteItemFromDatabase(this, item);
3891 // Note: This assumes that the id remap broadcast is received before this step.
3892 // If that is not the case, the id remap will be ignored and user may see the
3893 // click to setup view.
3894 PendingAddWidgetInfo pendingInfo = new PendingAddWidgetInfo(this, appWidgetInfo, null);
3895 pendingInfo.spanX = item.spanX;
3896 pendingInfo.spanY = item.spanY;
3897 pendingInfo.minSpanX = item.minSpanX;
3898 pendingInfo.minSpanY = item.minSpanY;
3899 Bundle options = null;
3900 WidgetHostViewLoader.getDefaultOptionsForWidget(this, pendingInfo);
3902 int newWidgetId = mAppWidgetHost.allocateAppWidgetId();
3903 boolean success = mAppWidgetManager.bindAppWidgetIdIfAllowed(
3904 newWidgetId, appWidgetInfo, options);
3906 // TODO consider showing a permission dialog when the widget is clicked.
3908 mAppWidgetHost.deleteAppWidgetId(newWidgetId);
3909 if (DEBUG_WIDGETS) {
3910 Log.d(TAG, "Removing restored widget: id=" + item.appWidgetId
3911 + " belongs to component " + item.providerName
3912 + ", as the launcher is unable to bing a new widget id");
3914 LauncherModel.deleteItemFromDatabase(this, item);
3918 item.appWidgetId = newWidgetId;
3920 // If the widget has a configure activity, it is still needs to set it up, otherwise
3921 // the widget is ready to go.
3922 item.restoreStatus = (appWidgetInfo.configure == null)
3923 ? LauncherAppWidgetInfo.RESTORE_COMPLETED
3924 : LauncherAppWidgetInfo.FLAG_UI_NOT_READY;
3926 LauncherModel.updateItemInDatabase(this, item);
3929 if (!mIsSafeModeEnabled && item.restoreStatus == LauncherAppWidgetInfo.RESTORE_COMPLETED) {
3930 final int appWidgetId = item.appWidgetId;
3931 if (DEBUG_WIDGETS) {
3932 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component "
3933 + appWidgetInfo.provider);
3936 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo);
3938 appWidgetInfo = null;
3939 PendingAppWidgetHostView view = new PendingAppWidgetHostView(this, item,
3940 mIsSafeModeEnabled);
3941 view.updateIcon(mIconCache);
3942 item.hostView = view;
3943 item.hostView.updateAppWidget(null);
3944 item.hostView.setOnClickListener(this);
3947 item.hostView.setTag(item);
3948 item.onBindAppWidget(this);
3950 workspace.addInScreen(item.hostView, item.container, item.screenId, item.cellX,
3951 item.cellY, item.spanX, item.spanY, false);
3952 if (!item.isCustomWidget()) {
3953 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo);
3956 workspace.requestLayout();
3958 if (DEBUG_WIDGETS) {
3959 Log.d(TAG, "bound widget id="+item.appWidgetId+" in "
3960 + (SystemClock.uptimeMillis()-start) + "ms");
3965 * Restores a pending widget.
3967 * @param appWidgetId The app widget id
3968 * @param cellInfo The position on screen where to create the widget.
3970 private void completeRestoreAppWidget(final int appWidgetId) {
3971 LauncherAppWidgetHostView view = mWorkspace.getWidgetForAppWidgetId(appWidgetId);
3972 if ((view == null) || !(view instanceof PendingAppWidgetHostView)) {
3973 Log.e(TAG, "Widget update called, when the widget no longer exists.");
3977 LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) view.getTag();
3978 info.restoreStatus = LauncherAppWidgetInfo.RESTORE_COMPLETED;
3980 mWorkspace.reinflateWidgetsIfNecessary();
3981 LauncherModel.updateItemInDatabase(this, info);
3984 public void onPageBoundSynchronously(int page) {
3985 mSynchronouslyBoundPages.add(page);
3989 * Callback saying that there aren't any more items to bind.
3991 * Implementation of the method from LauncherModel.Callbacks.
3993 public void finishBindingItems() {
3994 Runnable r = new Runnable() {
3996 finishBindingItems();
3999 if (waitUntilResume(r)) {
4002 if (mSavedState != null) {
4003 if (!mWorkspace.hasFocus()) {
4004 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus();
4009 mWorkspace.restoreInstanceStateForRemainingPages();
4011 setWorkspaceLoading(false);
4012 sendLoadingCompleteBroadcastIfNecessary();
4014 // If we received the result of any pending adds while the loader was running (e.g. the
4015 // widget configuration forced an orientation change), process them now.
4016 if (sPendingAddItem != null) {
4017 final long screenId = completeAdd(sPendingAddItem);
4019 // TODO: this moves the user to the page where the pending item was added. Ideally,
4020 // the screen would be guaranteed to exist after bind, and the page would be set through
4021 // the workspace restore process.
4022 mWorkspace.post(new Runnable() {
4025 mWorkspace.snapToScreenId(screenId);
4028 sPendingAddItem = null;
4031 InstallShortcutReceiver.disableAndFlushInstallQueue(this);
4033 if (mLauncherCallbacks != null) {
4034 mLauncherCallbacks.finishBindingItems(false);
4038 private void sendLoadingCompleteBroadcastIfNecessary() {
4039 if (!mSharedPrefs.getBoolean(FIRST_LOAD_COMPLETE, false)) {
4041 getResources().getString(R.string.receive_first_load_broadcast_permission);
4042 Intent intent = new Intent(ACTION_FIRST_LOAD_COMPLETE);
4043 sendBroadcast(intent, permission);
4044 SharedPreferences.Editor editor = mSharedPrefs.edit();
4045 editor.putBoolean(FIRST_LOAD_COMPLETE, true);
4050 public boolean isAllAppsButtonRank(int rank) {
4051 if (mHotseat != null) {
4052 return mHotseat.isAllAppsButtonRank(rank);
4057 private boolean canRunNewAppsAnimation() {
4058 long diff = System.currentTimeMillis() - mDragController.getLastGestureUpTime();
4059 return diff > (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000);
4062 private ValueAnimator createNewAppBounceAnimation(View v, int i) {
4063 ValueAnimator bounceAnim = LauncherAnimUtils.ofPropertyValuesHolder(v,
4064 PropertyValuesHolder.ofFloat("alpha", 1f),
4065 PropertyValuesHolder.ofFloat("scaleX", 1f),
4066 PropertyValuesHolder.ofFloat("scaleY", 1f));
4067 bounceAnim.setDuration(InstallShortcutReceiver.NEW_SHORTCUT_BOUNCE_DURATION);
4068 bounceAnim.setStartDelay(i * InstallShortcutReceiver.NEW_SHORTCUT_STAGGER_DELAY);
4069 bounceAnim.setInterpolator(new OvershootInterpolator(BOUNCE_ANIMATION_TENSION));
4073 public boolean useVerticalBarLayout() {
4074 return mDeviceProfile.isVerticalBarLayout();
4077 protected Rect getSearchBarBounds() {
4078 return mDeviceProfile.getSearchBarBounds(Utilities.isRtl(getResources()));
4081 public void bindSearchablesChanged() {
4082 if (mSearchDropTargetBar == null) {
4086 mSearchDropTargetBar.removeView(mQsb);
4089 mSearchDropTargetBar.setQsbSearchBar(getOrCreateQsbBar());
4093 * A runnable that we can dequeue and re-enqueue when all applications are bound (to prevent
4094 * multiple calls to bind the same list.)
4096 @Thunk ArrayList<AppInfo> mTmpAppsList;
4097 private Runnable mBindAllApplicationsRunnable = new Runnable() {
4099 bindAllApplications(mTmpAppsList);
4100 mTmpAppsList = null;
4105 * Add the icons for all apps.
4107 * Implementation of the method from LauncherModel.Callbacks.
4109 public void bindAllApplications(final ArrayList<AppInfo> apps) {
4110 if (waitUntilResume(mBindAllApplicationsRunnable, true)) {
4111 mTmpAppsList = apps;
4115 if (mAppsView != null) {
4116 mAppsView.setApps(apps);
4118 if (mLauncherCallbacks != null) {
4119 mLauncherCallbacks.bindAllApplications(apps);
4124 * A package was updated.
4126 * Implementation of the method from LauncherModel.Callbacks.
4128 public void bindAppsUpdated(final ArrayList<AppInfo> apps) {
4129 Runnable r = new Runnable() {
4131 bindAppsUpdated(apps);
4134 if (waitUntilResume(r)) {
4138 if (mAppsView != null) {
4139 mAppsView.updateApps(apps);
4144 public void bindWidgetsRestored(final ArrayList<LauncherAppWidgetInfo> widgets) {
4145 Runnable r = new Runnable() {
4147 bindWidgetsRestored(widgets);
4150 if (waitUntilResume(r)) {
4153 mWorkspace.widgetsRestored(widgets);
4157 * Some shortcuts were updated in the background.
4159 * Implementation of the method from LauncherModel.Callbacks.
4162 public void bindShortcutsChanged(final ArrayList<ShortcutInfo> updated,
4163 final ArrayList<ShortcutInfo> removed, final UserHandleCompat user) {
4164 Runnable r = new Runnable() {
4166 bindShortcutsChanged(updated, removed, user);
4169 if (waitUntilResume(r)) {
4173 if (!updated.isEmpty()) {
4174 mWorkspace.updateShortcuts(updated);
4177 if (!removed.isEmpty()) {
4178 HashSet<ComponentName> removedComponents = new HashSet<ComponentName>();
4179 for (ShortcutInfo si : removed) {
4180 removedComponents.add(si.getTargetComponent());
4182 mWorkspace.removeItemsByComponentName(removedComponents, user);
4183 // Notify the drag controller
4184 mDragController.onAppsRemoved(new ArrayList<String>(), removedComponents);
4189 * Update the state of a package, typically related to install state.
4191 * Implementation of the method from LauncherModel.Callbacks.
4194 public void bindRestoreItemsChange(final HashSet<ItemInfo> updates) {
4195 Runnable r = new Runnable() {
4197 bindRestoreItemsChange(updates);
4200 if (waitUntilResume(r)) {
4204 mWorkspace.updateRestoreItems(updates);
4208 * A package was uninstalled. We take both the super set of packageNames
4209 * in addition to specific applications to remove, the reason being that
4210 * this can be called when a package is updated as well. In that scenario,
4211 * we only remove specific components from the workspace, where as
4212 * package-removal should clear all items by package name.
4214 * @param reason if non-zero, the icons are not permanently removed, rather marked as disabled.
4215 * Implementation of the method from LauncherModel.Callbacks.
4218 public void bindComponentsRemoved(final ArrayList<String> packageNames,
4219 final ArrayList<AppInfo> appInfos, final UserHandleCompat user, final int reason) {
4220 Runnable r = new Runnable() {
4222 bindComponentsRemoved(packageNames, appInfos, user, reason);
4225 if (waitUntilResume(r)) {
4230 HashSet<ComponentName> removedComponents = new HashSet<ComponentName>();
4231 for (AppInfo info : appInfos) {
4232 removedComponents.add(info.componentName);
4234 if (!packageNames.isEmpty()) {
4235 mWorkspace.removeItemsByPackageName(packageNames, user);
4237 if (!removedComponents.isEmpty()) {
4238 mWorkspace.removeItemsByComponentName(removedComponents, user);
4240 // Notify the drag controller
4241 mDragController.onAppsRemoved(packageNames, removedComponents);
4244 mWorkspace.disableShortcutsByPackageName(packageNames, user, reason);
4248 if (mAppsView != null) {
4249 mAppsView.removeApps(appInfos);
4253 private Runnable mBindPackagesUpdatedRunnable = new Runnable() {
4255 bindAllPackages(mWidgetsModel);
4260 public void bindAllPackages(final WidgetsModel model) {
4261 if (waitUntilResume(mBindPackagesUpdatedRunnable, true)) {
4262 mWidgetsModel = model;
4266 if (mWidgetsView != null && model != null) {
4267 mWidgetsView.addWidgets(model);
4268 mWidgetsModel = null;
4272 private int mapConfigurationOriActivityInfoOri(int configOri) {
4273 final Display d = getWindowManager().getDefaultDisplay();
4274 int naturalOri = Configuration.ORIENTATION_LANDSCAPE;
4275 switch (d.getRotation()) {
4276 case Surface.ROTATION_0:
4277 case Surface.ROTATION_180:
4278 // We are currently in the same basic orientation as the natural orientation
4279 naturalOri = configOri;
4281 case Surface.ROTATION_90:
4282 case Surface.ROTATION_270:
4283 // We are currently in the other basic orientation to the natural orientation
4284 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ?
4285 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE;
4290 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT,
4291 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE,
4292 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT,
4293 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE
4295 // Since the map starts at portrait, we need to offset if this device's natural orientation
4297 int indexOffset = 0;
4298 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) {
4301 return oriMap[(d.getRotation() + indexOffset) % 4];
4304 public void lockScreenOrientation() {
4305 if (mRotationEnabled) {
4306 if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR2) {
4307 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources()
4308 .getConfiguration().orientation));
4310 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LOCKED);
4315 public void unlockScreenOrientation(boolean immediate) {
4316 if (mRotationEnabled) {
4318 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
4320 mHandler.postDelayed(new Runnable() {
4322 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
4324 }, mRestoreScreenOrientationDelay);
4329 protected boolean isLauncherPreinstalled() {
4330 if (mLauncherCallbacks != null) {
4331 return mLauncherCallbacks.isLauncherPreinstalled();
4333 PackageManager pm = getPackageManager();
4335 ApplicationInfo ai = pm.getApplicationInfo(getComponentName().getPackageName(), 0);
4336 if ((ai.flags & ApplicationInfo.FLAG_SYSTEM) != 0) {
4341 } catch (NameNotFoundException e) {
4342 e.printStackTrace();
4348 * This method indicates whether or not we should suggest default wallpaper dimensions
4349 * when our wallpaper cropper was not yet used to set a wallpaper.
4351 protected boolean overrideWallpaperDimensions() {
4352 if (mLauncherCallbacks != null) {
4353 return mLauncherCallbacks.overrideWallpaperDimensions();
4359 * To be overridden by subclasses to indicate that there is an activity to launch
4360 * before showing the standard launcher experience.
4362 protected boolean hasFirstRunActivity() {
4363 if (mLauncherCallbacks != null) {
4364 return mLauncherCallbacks.hasFirstRunActivity();
4370 * To be overridden by subclasses to launch any first run activity
4372 protected Intent getFirstRunActivity() {
4373 if (mLauncherCallbacks != null) {
4374 return mLauncherCallbacks.getFirstRunActivity();
4379 private boolean shouldRunFirstRunActivity() {
4380 return !ActivityManager.isRunningInTestHarness() &&
4381 !mSharedPrefs.getBoolean(FIRST_RUN_ACTIVITY_DISPLAYED, false);
4384 protected boolean hasRunFirstRunActivity() {
4385 return mSharedPrefs.getBoolean(FIRST_RUN_ACTIVITY_DISPLAYED, false);
4388 public boolean showFirstRunActivity() {
4389 if (shouldRunFirstRunActivity() &&
4390 hasFirstRunActivity()) {
4391 Intent firstRunIntent = getFirstRunActivity();
4392 if (firstRunIntent != null) {
4393 startActivity(firstRunIntent);
4394 markFirstRunActivityShown();
4401 private void markFirstRunActivityShown() {
4402 SharedPreferences.Editor editor = mSharedPrefs.edit();
4403 editor.putBoolean(FIRST_RUN_ACTIVITY_DISPLAYED, true);
4408 * To be overridden by subclasses to indicate that there is an in-activity full-screen intro
4409 * screen that must be displayed and dismissed.
4411 protected boolean hasDismissableIntroScreen() {
4412 if (mLauncherCallbacks != null) {
4413 return mLauncherCallbacks.hasDismissableIntroScreen();
4419 * Full screen intro screen to be shown and dismissed before the launcher can be used.
4421 protected View getIntroScreen() {
4422 if (mLauncherCallbacks != null) {
4423 return mLauncherCallbacks.getIntroScreen();
4429 * To be overriden by subclasses to indicate whether the in-activity intro screen has been
4430 * dismissed. This method is ignored if #hasDismissableIntroScreen returns false.
4432 private boolean shouldShowIntroScreen() {
4433 return hasDismissableIntroScreen() &&
4434 !mSharedPrefs.getBoolean(INTRO_SCREEN_DISMISSED, false);
4437 protected void showIntroScreen() {
4438 View introScreen = getIntroScreen();
4439 changeWallpaperVisiblity(false);
4440 if (introScreen != null) {
4441 mDragLayer.showOverlayView(introScreen);
4443 if (mLauncherOverlayContainer != null) {
4444 mLauncherOverlayContainer.setVisibility(View.INVISIBLE);
4448 public void dismissIntroScreen() {
4449 markIntroScreenDismissed();
4450 if (showFirstRunActivity()) {
4451 // We delay hiding the intro view until the first run activity is showing. This
4453 mWorkspace.postDelayed(new Runnable() {
4456 mDragLayer.dismissOverlayView();
4457 if (mLauncherOverlayContainer != null) {
4458 mLauncherOverlayContainer.setVisibility(View.VISIBLE);
4460 showFirstRunClings();
4462 }, ACTIVITY_START_DELAY);
4464 mDragLayer.dismissOverlayView();
4465 if (mLauncherOverlayContainer != null) {
4466 mLauncherOverlayContainer.setVisibility(View.VISIBLE);
4468 showFirstRunClings();
4470 changeWallpaperVisiblity(true);
4473 private void markIntroScreenDismissed() {
4474 SharedPreferences.Editor editor = mSharedPrefs.edit();
4475 editor.putBoolean(INTRO_SCREEN_DISMISSED, true);
4479 @Thunk void showFirstRunClings() {
4480 // The two first run cling paths are mutually exclusive, if the launcher is preinstalled
4481 // on the device, then we always show the first run cling experience (or if there is no
4482 // launcher2). Otherwise, we prompt the user upon started for migration
4483 LauncherClings launcherClings = new LauncherClings(this);
4484 if (launcherClings.shouldShowFirstRunOrMigrationClings()) {
4485 if (mModel.canMigrateFromOldLauncherDb(this)) {
4486 launcherClings.showMigrationCling();
4488 launcherClings.showLongPressCling(true);
4493 void showWorkspaceSearchAndHotseat() {
4494 if (mWorkspace != null) mWorkspace.setAlpha(1f);
4495 if (mHotseat != null) mHotseat.setAlpha(1f);
4496 if (mPageIndicators != null) mPageIndicators.setAlpha(1f);
4497 if (mSearchDropTargetBar != null) mSearchDropTargetBar.showSearchBar(false);
4500 void hideWorkspaceSearchAndHotseat() {
4501 if (mWorkspace != null) mWorkspace.setAlpha(0f);
4502 if (mHotseat != null) mHotseat.setAlpha(0f);
4503 if (mPageIndicators != null) mPageIndicators.setAlpha(0f);
4504 if (mSearchDropTargetBar != null) mSearchDropTargetBar.hideSearchBar(false);
4507 // TODO: These method should be a part of LauncherSearchCallback
4508 @TargetApi(Build.VERSION_CODES.LOLLIPOP)
4509 public ItemInfo createAppDragInfo(Intent appLaunchIntent) {
4510 // Called from search suggestion
4511 UserHandleCompat user = null;
4512 if (Utilities.isLmpOrAbove()) {
4513 UserHandle userHandle = appLaunchIntent.getParcelableExtra(Intent.EXTRA_USER);
4514 if (userHandle != null) {
4515 user = UserHandleCompat.fromUser(userHandle);
4518 return createAppDragInfo(appLaunchIntent, user);
4521 // TODO: This method should be a part of LauncherSearchCallback
4522 public ItemInfo createAppDragInfo(Intent intent, UserHandleCompat user) {
4524 user = UserHandleCompat.myUserHandle();
4527 // Called from search suggestion, add the profile extra to the intent to ensure that we
4528 // can launch it correctly
4529 LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(this);
4530 LauncherActivityInfoCompat activityInfo = launcherApps.resolveActivity(intent, user);
4531 if (activityInfo == null) {
4534 return new AppInfo(this, activityInfo, user, mIconCache);
4537 // TODO: This method should be a part of LauncherSearchCallback
4538 public ItemInfo createShortcutDragInfo(Intent shortcutIntent, CharSequence caption,
4540 return new ShortcutInfo(shortcutIntent, caption, caption, icon,
4541 UserHandleCompat.myUserHandle());
4544 // TODO: This method should be a part of LauncherSearchCallback
4545 public void startDrag(View dragView, ItemInfo dragInfo, DragSource source) {
4546 dragView.setTag(dragInfo);
4547 mWorkspace.onExternalDragStartedWithItem(dragView);
4548 mWorkspace.beginExternalDragShared(dragView, source);
4551 protected void moveWorkspaceToDefaultScreen() {
4552 mWorkspace.moveToDefaultScreen(false);
4556 public void onPageSwitch(View newPage, int newPageIndex) {
4557 if (mLauncherCallbacks != null) {
4558 mLauncherCallbacks.onPageSwitch(newPage, newPageIndex);
4563 * Returns a FastBitmapDrawable with the icon, accurately sized.
4565 public FastBitmapDrawable createIconDrawable(Bitmap icon) {
4566 FastBitmapDrawable d = new FastBitmapDrawable(icon);
4567 d.setFilterBitmap(true);
4568 resizeIconDrawable(d);
4573 * Resizes an icon drawable to the correct icon size.
4575 public void resizeIconDrawable(Drawable icon) {
4576 icon.setBounds(0, 0, mDeviceProfile.iconSizePx, mDeviceProfile.iconSizePx);
4580 * Prints out out state for debugging.
4582 public void dumpState() {
4583 Log.d(TAG, "BEGIN launcher3 dump state for launcher " + this);
4584 Log.d(TAG, "mSavedState=" + mSavedState);
4585 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading);
4586 Log.d(TAG, "mRestoring=" + mRestoring);
4587 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult);
4588 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState);
4589 Log.d(TAG, "sFolders.size=" + sFolders.size());
4591 // TODO(hyunyoungs): add mWidgetsView.dumpState(); or mWidgetsModel.dumpState();
4593 Log.d(TAG, "END launcher3 dump state");
4597 public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) {
4598 super.dump(prefix, fd, writer, args);
4599 synchronized (sDumpLogs) {
4600 writer.println(" ");
4601 writer.println("Debug logs: ");
4602 for (int i = 0; i < sDumpLogs.size(); i++) {
4603 writer.println(" " + sDumpLogs.get(i));
4606 if (mLauncherCallbacks != null) {
4607 mLauncherCallbacks.dump(prefix, fd, writer, args);
4611 public static void dumpDebugLogsToConsole() {
4612 if (DEBUG_DUMP_LOG) {
4613 synchronized (sDumpLogs) {
4615 Log.d(TAG, "*********************");
4616 Log.d(TAG, "Launcher debug logs: ");
4617 for (int i = 0; i < sDumpLogs.size(); i++) {
4618 Log.d(TAG, " " + sDumpLogs.get(i));
4620 Log.d(TAG, "*********************");
4626 public static void addDumpLog(String tag, String log, boolean debugLog) {
4627 addDumpLog(tag, log, null, debugLog);
4630 public static void addDumpLog(String tag, String log, Exception e, boolean debugLog) {
4638 if (DEBUG_DUMP_LOG) {
4639 sDateStamp.setTime(System.currentTimeMillis());
4640 synchronized (sDumpLogs) {
4641 sDumpLogs.add(sDateFormat.format(sDateStamp) + ": " + tag + ", " + log
4642 + (e == null ? "" : (", Exception: " + e)));
4647 public static CustomAppWidget getCustomAppWidget(String name) {
4648 return sCustomAppWidgets.get(name);
4651 public static HashMap<String, CustomAppWidget> getCustomAppWidgets() {
4652 return sCustomAppWidgets;
4655 public void dumpLogsToLocalData() {
4656 if (DEBUG_DUMP_LOG) {
4657 new AsyncTask<Void, Void, Void>() {
4658 public Void doInBackground(Void ... args) {
4659 boolean success = false;
4660 sDateStamp.setTime(sRunStart);
4661 String FILENAME = sDateStamp.getMonth() + "-"
4662 + sDateStamp.getDay() + "_"
4663 + sDateStamp.getHours() + "-"
4664 + sDateStamp.getMinutes() + "_"
4665 + sDateStamp.getSeconds() + ".txt";
4667 FileOutputStream fos = null;
4668 File outFile = null;
4670 outFile = new File(getFilesDir(), FILENAME);
4671 outFile.createNewFile();
4672 fos = new FileOutputStream(outFile);
4673 } catch (Exception e) {
4674 e.printStackTrace();
4677 PrintWriter writer = new PrintWriter(fos);
4679 writer.println(" ");
4680 writer.println("Debug logs: ");
4681 synchronized (sDumpLogs) {
4682 for (int i = 0; i < sDumpLogs.size(); i++) {
4683 writer.println(" " + sDumpLogs.get(i));
4693 } catch (IOException e) {
4694 e.printStackTrace();
4698 }.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, (Void) null);
4703 interface DebugIntents {
4704 static final String DELETE_DATABASE = "com.android.launcher3.action.DELETE_DATABASE";
4705 static final String MIGRATE_DATABASE = "com.android.launcher3.action.MIGRATE_DATABASE";