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 static final String TAG = "Launcher";
137 static final boolean LOGD = false;
139 static final boolean PROFILE_STARTUP = false;
140 static final boolean DEBUG_WIDGETS = true;
141 static final boolean DEBUG_STRICT_MODE = false;
142 static final boolean DEBUG_RESUME_TIME = false;
143 static final boolean DEBUG_DUMP_LOG = false;
145 static final boolean ENABLE_DEBUG_INTENTS = false; // allow DebugIntents to run
147 private static final int REQUEST_CREATE_SHORTCUT = 1;
148 private static final int REQUEST_CREATE_APPWIDGET = 5;
149 private static final int REQUEST_PICK_APPWIDGET = 9;
150 private static final int REQUEST_PICK_WALLPAPER = 10;
152 private static final int REQUEST_BIND_APPWIDGET = 11;
153 private static final int REQUEST_RECONFIGURE_APPWIDGET = 12;
155 private static final int WORKSPACE_BACKGROUND_GRADIENT = 0;
156 private static final int WORKSPACE_BACKGROUND_TRANSPARENT = 1;
157 private static final int WORKSPACE_BACKGROUND_BLACK = 2;
159 private static final float BOUNCE_ANIMATION_TENSION = 1.3f;
162 * IntentStarter uses request codes starting with this. This must be greater than all activity
163 * request codes used internally.
165 protected static final int REQUEST_LAST = 100;
167 static final int SCREEN_COUNT = 5;
169 // To turn on these properties, type
170 // adb shell setprop log.tag.PROPERTY_NAME [VERBOSE | SUPPRESS]
171 static final String DUMP_STATE_PROPERTY = "launcher_dump_state";
173 // The Intent extra that defines whether to ignore the launch animation
174 static final String INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION =
175 "com.android.launcher3.intent.extra.shortcut.INGORE_LAUNCH_ANIMATION";
178 private static final String RUNTIME_STATE_CURRENT_SCREEN = "launcher.current_screen";
180 private static final String RUNTIME_STATE = "launcher.state";
182 private static final String RUNTIME_STATE_PENDING_ADD_CONTAINER = "launcher.add_container";
184 private static final String RUNTIME_STATE_PENDING_ADD_SCREEN = "launcher.add_screen";
186 private static final String RUNTIME_STATE_PENDING_ADD_CELL_X = "launcher.add_cell_x";
188 private static final String RUNTIME_STATE_PENDING_ADD_CELL_Y = "launcher.add_cell_y";
190 private static final String RUNTIME_STATE_PENDING_ADD_SPAN_X = "launcher.add_span_x";
192 private static final String RUNTIME_STATE_PENDING_ADD_SPAN_Y = "launcher.add_span_y";
194 private static final String RUNTIME_STATE_PENDING_ADD_WIDGET_INFO = "launcher.add_widget_info";
196 private static final String RUNTIME_STATE_PENDING_ADD_WIDGET_ID = "launcher.add_widget_id";
198 private static final String RUNTIME_STATE_VIEW_IDS = "launcher.view_ids";
200 static final String INTRO_SCREEN_DISMISSED = "launcher.intro_screen_dismissed";
201 static final String FIRST_RUN_ACTIVITY_DISPLAYED = "launcher.first_run_activity_displayed";
203 static final String FIRST_LOAD_COMPLETE = "launcher.first_load_complete";
204 static final String ACTION_FIRST_LOAD_COMPLETE =
205 "com.android.launcher3.action.FIRST_LOAD_COMPLETE";
207 public static final String SHOW_WEIGHT_WATCHER = "debug.show_mem";
208 public static final boolean SHOW_WEIGHT_WATCHER_DEFAULT = false;
210 private static final String QSB_WIDGET_ID = "qsb_widget_id";
211 private static final String QSB_WIDGET_PROVIDER = "qsb_widget_provider";
213 public static final String USER_HAS_MIGRATED = "launcher.user_migrated_from_old_data";
215 /** The different states that Launcher can be in. */
216 enum State { NONE, WORKSPACE, APPS, APPS_SPRING_LOADED, WIDGETS, WIDGETS_SPRING_LOADED }
218 @Thunk State mState = State.WORKSPACE;
219 @Thunk LauncherStateTransitionAnimation mStateTransitionAnimation;
221 private boolean mIsSafeModeEnabled;
223 LauncherOverlayCallbacks mLauncherOverlayCallbacks = new LauncherOverlayCallbacksImpl();
224 LauncherOverlay mLauncherOverlay;
225 InsettableFrameLayout mLauncherOverlayContainer;
227 static final int APPWIDGET_HOST_ID = 1024;
228 public static final int EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT = 300;
229 private static final int ON_ACTIVITY_RESULT_ANIMATION_DELAY = 500;
230 private static final int ACTIVITY_START_DELAY = 1000;
232 private HashMap<Integer, Integer> mItemIdToViewId = new HashMap<Integer, Integer>();
233 private static final AtomicInteger sNextGeneratedId = new AtomicInteger(1);
235 // How long to wait before the new-shortcut animation automatically pans the workspace
236 private static int NEW_APPS_PAGE_MOVE_DELAY = 500;
237 private static int NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS = 5;
238 @Thunk static int NEW_APPS_ANIMATION_DELAY = 500;
240 private final BroadcastReceiver mCloseSystemDialogsReceiver
241 = new CloseSystemDialogsIntentReceiver();
243 private LayoutInflater mInflater;
245 @Thunk Workspace mWorkspace;
246 private View mLauncherView;
247 private View mPageIndicators;
248 @Thunk DragLayer mDragLayer;
249 private DragController mDragController;
250 private View mWeightWatcher;
252 private AppWidgetManagerCompat mAppWidgetManager;
253 private LauncherAppWidgetHost mAppWidgetHost;
255 @Thunk ItemInfo mPendingAddInfo = new ItemInfo();
256 private LauncherAppWidgetProviderInfo mPendingAddWidgetInfo;
257 private int mPendingAddWidgetId = -1;
259 private int[] mTmpAddItemCellCoordinates = new int[2];
261 @Thunk Hotseat mHotseat;
262 private ViewGroup mOverviewPanel;
264 private View mAllAppsButton;
265 private View mWidgetsButton;
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);
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 */, false /* focusSearchBar */);
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 mWidgetsButton = findViewById(R.id.widget_button);
1374 mWidgetsButton.setOnClickListener(new OnClickListener() {
1376 public void onClick(View arg0) {
1377 if (!mWorkspace.isSwitchingState()) {
1378 onClickAddWidgetButton(arg0);
1382 mWidgetsButton.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;
1468 public View getWidgetsButton() {
1469 return mWidgetsButton;
1473 * Creates a view representing a shortcut.
1475 * @param info The data structure describing the shortcut.
1477 View createShortcut(ShortcutInfo info) {
1478 return createShortcut((ViewGroup) mWorkspace.getChildAt(mWorkspace.getCurrentPage()), info);
1482 * Creates a view representing a shortcut inflated from the specified resource.
1484 * @param parent The group the shortcut belongs to.
1485 * @param info The data structure describing the shortcut.
1487 * @return A View inflated from layoutResId.
1489 public View createShortcut(ViewGroup parent, ShortcutInfo info) {
1490 BubbleTextView favorite = (BubbleTextView) mInflater.inflate(R.layout.app_icon,
1492 favorite.applyFromShortcutInfo(info, mIconCache);
1493 favorite.setCompoundDrawablePadding(mDeviceProfile.iconDrawablePaddingPx);
1494 favorite.setOnClickListener(this);
1495 favorite.setOnFocusChangeListener(mFocusHandler);
1500 * Add a shortcut to the workspace.
1502 * @param data The intent describing the shortcut.
1504 private void completeAddShortcut(Intent data, long container, long screenId, int cellX,
1506 int[] cellXY = mTmpAddItemCellCoordinates;
1507 int[] touchXY = mPendingAddInfo.dropPos;
1508 CellLayout layout = getCellLayout(container, screenId);
1510 ShortcutInfo info = InstallShortcutReceiver.fromShortcutIntent(this, data);
1514 final View view = createShortcut(info);
1516 boolean foundCellSpan = false;
1517 // First we check if we already know the exact location where we want to add this item.
1518 if (cellX >= 0 && cellY >= 0) {
1521 foundCellSpan = true;
1523 // If appropriate, either create a folder or add to an existing folder
1524 if (mWorkspace.createUserFolderIfNecessary(view, container, layout, cellXY, 0,
1528 DragObject dragObject = new DragObject();
1529 dragObject.dragInfo = info;
1530 if (mWorkspace.addToExistingFolderIfNecessary(view, layout, cellXY, 0, dragObject,
1534 } else if (touchXY != null) {
1535 // when dragging and dropping, just find the closest free spot
1536 int[] result = layout.findNearestVacantArea(touchXY[0], touchXY[1], 1, 1, cellXY);
1537 foundCellSpan = (result != null);
1539 foundCellSpan = layout.findCellForSpan(cellXY, 1, 1);
1542 if (!foundCellSpan) {
1543 showOutOfSpaceMessage(isHotseatLayout(layout));
1547 LauncherModel.addItemToDatabase(this, info, container, screenId, cellXY[0], cellXY[1]);
1550 mWorkspace.addInScreen(view, container, screenId, cellXY[0], cellXY[1], 1, 1,
1551 isWorkspaceLocked());
1556 * Add a widget to the workspace.
1558 * @param appWidgetId The app widget id
1560 @Thunk void completeAddAppWidget(int appWidgetId, long container, long screenId,
1561 AppWidgetHostView hostView, LauncherAppWidgetProviderInfo appWidgetInfo) {
1563 ItemInfo info = mPendingAddInfo;
1564 if (appWidgetInfo == null) {
1565 appWidgetInfo = LauncherAppWidgetProviderInfo.fromProviderInfo(this,
1566 mAppWidgetManager.getAppWidgetInfo(appWidgetId));
1569 if (appWidgetInfo.isCustomWidget) {
1570 appWidgetId = LauncherAppWidgetInfo.CUSTOM_WIDGET_ID;
1573 LauncherAppWidgetInfo launcherInfo;
1574 launcherInfo = new LauncherAppWidgetInfo(appWidgetId, appWidgetInfo.provider);
1575 launcherInfo.spanX = info.spanX;
1576 launcherInfo.spanY = info.spanY;
1577 launcherInfo.minSpanX = info.minSpanX;
1578 launcherInfo.minSpanY = info.minSpanY;
1579 launcherInfo.user = mAppWidgetManager.getUser(appWidgetInfo);
1581 LauncherModel.addItemToDatabase(this, launcherInfo,
1582 container, screenId, info.cellX, info.cellY);
1585 if (hostView == null) {
1586 // Perform actual inflation because we're live
1587 launcherInfo.hostView = mAppWidgetHost.createView(this, appWidgetId,
1590 // The AppWidgetHostView has already been inflated and instantiated
1591 launcherInfo.hostView = hostView;
1593 launcherInfo.hostView.setTag(launcherInfo);
1594 launcherInfo.hostView.setVisibility(View.VISIBLE);
1595 launcherInfo.notifyWidgetSizeChanged(this);
1597 mWorkspace.addInScreen(launcherInfo.hostView, container, screenId, info.cellX,
1598 info.cellY, launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked());
1600 addWidgetToAutoAdvanceIfNeeded(launcherInfo.hostView, appWidgetInfo);
1605 private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
1607 public void onReceive(Context context, Intent intent) {
1608 final String action = intent.getAction();
1609 if (Intent.ACTION_SCREEN_OFF.equals(action)) {
1610 mUserPresent = false;
1611 mDragLayer.clearAllResizeFrames();
1612 updateAutoAdvanceState();
1614 // Reset AllApps to its initial state only if we are not in the middle of
1615 // processing a multi-step drop
1616 if (mAppsView != null && mWidgetsView != null &&
1617 mPendingAddInfo.container == ItemInfo.NO_ID) {
1618 showWorkspace(false);
1620 } else if (Intent.ACTION_USER_PRESENT.equals(action)) {
1621 mUserPresent = true;
1622 updateAutoAdvanceState();
1623 } else if (ENABLE_DEBUG_INTENTS && DebugIntents.DELETE_DATABASE.equals(action)) {
1624 mModel.resetLoadedState(false, true);
1625 mModel.startLoader(PagedView.INVALID_RESTORE_PAGE,
1626 LauncherModel.LOADER_FLAG_CLEAR_WORKSPACE);
1627 } else if (ENABLE_DEBUG_INTENTS && DebugIntents.MIGRATE_DATABASE.equals(action)) {
1628 mModel.resetLoadedState(false, true);
1629 mModel.startLoader(PagedView.INVALID_RESTORE_PAGE,
1630 LauncherModel.LOADER_FLAG_CLEAR_WORKSPACE
1631 | LauncherModel.LOADER_FLAG_MIGRATE_SHORTCUTS);
1637 public void onAttachedToWindow() {
1638 super.onAttachedToWindow();
1640 // Listen for broadcasts related to user-presence
1641 final IntentFilter filter = new IntentFilter();
1642 filter.addAction(Intent.ACTION_SCREEN_OFF);
1643 filter.addAction(Intent.ACTION_USER_PRESENT);
1644 // For handling managed profiles
1645 if (ENABLE_DEBUG_INTENTS) {
1646 filter.addAction(DebugIntents.DELETE_DATABASE);
1647 filter.addAction(DebugIntents.MIGRATE_DATABASE);
1649 registerReceiver(mReceiver, filter);
1650 FirstFrameAnimatorHelper.initializeDrawListener(getWindow().getDecorView());
1651 setupTransparentSystemBarsForLmp();
1657 * Sets up transparent navigation and status bars in LMP.
1658 * This method is a no-op for other platform versions.
1660 @TargetApi(Build.VERSION_CODES.LOLLIPOP)
1661 private void setupTransparentSystemBarsForLmp() {
1662 if (Utilities.isLmpOrAbove()) {
1663 Window window = getWindow();
1664 window.getAttributes().systemUiVisibility |=
1665 (View.SYSTEM_UI_FLAG_LAYOUT_STABLE
1666 | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
1667 | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION);
1668 window.clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS
1669 | WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION);
1670 window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
1671 window.setStatusBarColor(Color.TRANSPARENT);
1672 window.setNavigationBarColor(Color.TRANSPARENT);
1677 public void onDetachedFromWindow() {
1678 super.onDetachedFromWindow();
1682 unregisterReceiver(mReceiver);
1685 updateAutoAdvanceState();
1688 public void onWindowVisibilityChanged(int visibility) {
1689 mVisible = visibility == View.VISIBLE;
1690 updateAutoAdvanceState();
1691 // The following code used to be in onResume, but it turns out onResume is called when
1692 // you're in All Apps and click home to go to the workspace. onWindowVisibilityChanged
1693 // is a more appropriate event to handle
1695 if (!mWorkspaceLoading) {
1696 final ViewTreeObserver observer = mWorkspace.getViewTreeObserver();
1697 // We want to let Launcher draw itself at least once before we force it to build
1698 // layers on all the workspace pages, so that transitioning to Launcher from other
1699 // apps is nice and speedy.
1700 observer.addOnDrawListener(new ViewTreeObserver.OnDrawListener() {
1701 private boolean mStarted = false;
1702 public void onDraw() {
1703 if (mStarted) return;
1705 // We delay the layer building a bit in order to give
1706 // other message processing a time to run. In particular
1707 // this avoids a delay in hiding the IME if it was
1708 // currently shown, because doing that may involve
1709 // some communication back with the app.
1710 mWorkspace.postDelayed(mBuildLayersRunnable, 500);
1711 final ViewTreeObserver.OnDrawListener listener = this;
1712 mWorkspace.post(new Runnable() {
1714 if (mWorkspace != null &&
1715 mWorkspace.getViewTreeObserver() != null) {
1716 mWorkspace.getViewTreeObserver().
1717 removeOnDrawListener(listener);
1729 @Thunk void sendAdvanceMessage(long delay) {
1730 mHandler.removeMessages(ADVANCE_MSG);
1731 Message msg = mHandler.obtainMessage(ADVANCE_MSG);
1732 mHandler.sendMessageDelayed(msg, delay);
1733 mAutoAdvanceSentTime = System.currentTimeMillis();
1736 @Thunk void updateAutoAdvanceState() {
1737 boolean autoAdvanceRunning = mVisible && mUserPresent && !mWidgetsToAdvance.isEmpty();
1738 if (autoAdvanceRunning != mAutoAdvanceRunning) {
1739 mAutoAdvanceRunning = autoAdvanceRunning;
1740 if (autoAdvanceRunning) {
1741 long delay = mAutoAdvanceTimeLeft == -1 ? mAdvanceInterval : mAutoAdvanceTimeLeft;
1742 sendAdvanceMessage(delay);
1744 if (!mWidgetsToAdvance.isEmpty()) {
1745 mAutoAdvanceTimeLeft = Math.max(0, mAdvanceInterval -
1746 (System.currentTimeMillis() - mAutoAdvanceSentTime));
1748 mHandler.removeMessages(ADVANCE_MSG);
1749 mHandler.removeMessages(0); // Remove messages sent using postDelayed()
1754 @Thunk final Handler mHandler = new Handler(new Handler.Callback() {
1757 public boolean handleMessage(Message msg) {
1758 if (msg.what == ADVANCE_MSG) {
1760 for (View key: mWidgetsToAdvance.keySet()) {
1761 final View v = key.findViewById(mWidgetsToAdvance.get(key).autoAdvanceViewId);
1762 final int delay = mAdvanceStagger * i;
1763 if (v instanceof Advanceable) {
1764 mHandler.postDelayed(new Runnable() {
1766 ((Advanceable) v).advance();
1772 sendAdvanceMessage(mAdvanceInterval);
1778 void addWidgetToAutoAdvanceIfNeeded(View hostView, AppWidgetProviderInfo appWidgetInfo) {
1779 if (appWidgetInfo == null || appWidgetInfo.autoAdvanceViewId == -1) return;
1780 View v = hostView.findViewById(appWidgetInfo.autoAdvanceViewId);
1781 if (v instanceof Advanceable) {
1782 mWidgetsToAdvance.put(hostView, appWidgetInfo);
1783 ((Advanceable) v).fyiWillBeAdvancedByHostKThx();
1784 updateAutoAdvanceState();
1788 void removeWidgetToAutoAdvance(View hostView) {
1789 if (mWidgetsToAdvance.containsKey(hostView)) {
1790 mWidgetsToAdvance.remove(hostView);
1791 updateAutoAdvanceState();
1795 public void removeAppWidget(LauncherAppWidgetInfo launcherInfo) {
1796 removeWidgetToAutoAdvance(launcherInfo.hostView);
1797 launcherInfo.hostView = null;
1800 public void showOutOfSpaceMessage(boolean isHotseatLayout) {
1801 int strId = (isHotseatLayout ? R.string.hotseat_out_of_space : R.string.out_of_space);
1802 Toast.makeText(this, getString(strId), Toast.LENGTH_SHORT).show();
1805 public DragLayer getDragLayer() {
1809 public AllAppsContainerView getAppsView() {
1813 public WidgetsContainerView getWidgetsView() {
1814 return mWidgetsView;
1817 public Workspace getWorkspace() {
1821 public Hotseat getHotseat() {
1825 public ViewGroup getOverviewPanel() {
1826 return mOverviewPanel;
1829 public SearchDropTargetBar getSearchDropTargetBar() {
1830 return mSearchDropTargetBar;
1833 public LauncherAppWidgetHost getAppWidgetHost() {
1834 return mAppWidgetHost;
1837 public LauncherModel getModel() {
1841 protected SharedPreferences getSharedPrefs() {
1842 return mSharedPrefs;
1845 public DeviceProfile getDeviceProfile() {
1846 return mDeviceProfile;
1849 public void closeSystemDialogs() {
1850 getWindow().closeAllPanels();
1852 // Whatever we were doing is hereby canceled.
1853 setWaitingForResult(false);
1857 protected void onNewIntent(Intent intent) {
1859 if (DEBUG_RESUME_TIME) {
1860 startTime = System.currentTimeMillis();
1862 super.onNewIntent(intent);
1865 if (Intent.ACTION_MAIN.equals(intent.getAction())) {
1866 // also will cancel mWaitingForResult.
1867 closeSystemDialogs();
1869 final boolean alreadyOnHome = mHasFocus && ((intent.getFlags() &
1870 Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT)
1871 != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT);
1873 if (mWorkspace == null) {
1874 // Can be cases where mWorkspace is null, this prevents a NPE
1877 Folder openFolder = mWorkspace.getOpenFolder();
1878 // In all these cases, only animate if we're already on home
1879 mWorkspace.exitWidgetResizeMode();
1881 boolean moveToDefaultScreen = mLauncherCallbacks != null ?
1882 mLauncherCallbacks.shouldMoveToDefaultScreenOnHomeIntent() : true;
1883 if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive() &&
1884 openFolder == null && moveToDefaultScreen) {
1885 mWorkspace.moveToDefaultScreen(true);
1889 exitSpringLoadedDragMode();
1891 // If we are already on home, then just animate back to the workspace,
1892 // otherwise, just wait until onResume to set the state back to Workspace
1893 if (alreadyOnHome) {
1894 showWorkspace(true);
1896 mOnResumeState = State.WORKSPACE;
1899 final View v = getWindow().peekDecorView();
1900 if (v != null && v.getWindowToken() != null) {
1901 InputMethodManager imm = (InputMethodManager)getSystemService(
1902 INPUT_METHOD_SERVICE);
1903 imm.hideSoftInputFromWindow(v.getWindowToken(), 0);
1906 // Reset the apps view
1907 if (!alreadyOnHome && mAppsView != null) {
1908 mAppsView.scrollToTop();
1911 // Reset the widgets view
1912 if (!alreadyOnHome && mWidgetsView != null) {
1913 mWidgetsView.scrollToTop();
1916 if (mLauncherCallbacks != null) {
1917 mLauncherCallbacks.onHomeIntent();
1921 if (DEBUG_RESUME_TIME) {
1922 Log.d(TAG, "Time spent in onNewIntent: " + (System.currentTimeMillis() - startTime));
1925 if (mLauncherCallbacks != null) {
1926 mLauncherCallbacks.onNewIntent(intent);
1931 public void onRestoreInstanceState(Bundle state) {
1932 super.onRestoreInstanceState(state);
1933 for (int page: mSynchronouslyBoundPages) {
1934 mWorkspace.restoreInstanceStateForChild(page);
1939 protected void onSaveInstanceState(Bundle outState) {
1940 if (mWorkspace.getChildCount() > 0) {
1941 outState.putInt(RUNTIME_STATE_CURRENT_SCREEN,
1942 mWorkspace.getCurrentPageOffsetFromCustomContent());
1944 super.onSaveInstanceState(outState);
1946 outState.putInt(RUNTIME_STATE, mState.ordinal());
1947 // We close any open folder since it will not be re-opened, and we need to make sure
1948 // this state is reflected.
1951 if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screenId > -1 &&
1952 mWaitingForResult) {
1953 outState.putLong(RUNTIME_STATE_PENDING_ADD_CONTAINER, mPendingAddInfo.container);
1954 outState.putLong(RUNTIME_STATE_PENDING_ADD_SCREEN, mPendingAddInfo.screenId);
1955 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_X, mPendingAddInfo.cellX);
1956 outState.putInt(RUNTIME_STATE_PENDING_ADD_CELL_Y, mPendingAddInfo.cellY);
1957 outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_X, mPendingAddInfo.spanX);
1958 outState.putInt(RUNTIME_STATE_PENDING_ADD_SPAN_Y, mPendingAddInfo.spanY);
1959 outState.putParcelable(RUNTIME_STATE_PENDING_ADD_WIDGET_INFO, mPendingAddWidgetInfo);
1960 outState.putInt(RUNTIME_STATE_PENDING_ADD_WIDGET_ID, mPendingAddWidgetId);
1963 // Save the current widgets tray?
1965 outState.putSerializable(RUNTIME_STATE_VIEW_IDS, mItemIdToViewId);
1967 if (mLauncherCallbacks != null) {
1968 mLauncherCallbacks.onSaveInstanceState(outState);
1973 public void onDestroy() {
1976 // Remove all pending runnables
1977 mHandler.removeMessages(ADVANCE_MSG);
1978 mHandler.removeMessages(0);
1979 mWorkspace.removeCallbacks(mBuildLayersRunnable);
1981 // Stop callbacks from LauncherModel
1982 LauncherAppState app = (LauncherAppState.getInstance());
1984 // It's possible to receive onDestroy after a new Launcher activity has
1985 // been created. In this case, don't interfere with the new Launcher.
1986 if (mModel.isCurrentCallbacks(this)) {
1987 mModel.stopLoader();
1988 app.setLauncher(null);
1992 mAppWidgetHost.stopListening();
1993 } catch (NullPointerException ex) {
1994 Log.w(TAG, "problem while stopping AppWidgetHost during Launcher destruction", ex);
1996 mAppWidgetHost = null;
1998 mWidgetsToAdvance.clear();
2000 TextKeyListener.getInstance().release();
2002 unregisterReceiver(mCloseSystemDialogsReceiver);
2004 mDragLayer.clearAllResizeFrames();
2005 ((ViewGroup) mWorkspace.getParent()).removeAllViews();
2006 mWorkspace.removeAllWorkspaceScreens();
2008 mDragController = null;
2010 LauncherAnimUtils.onDestroyActivity();
2012 if (mLauncherCallbacks != null) {
2013 mLauncherCallbacks.onDestroy();
2017 public DragController getDragController() {
2018 return mDragController;
2022 public void startActivityForResult(Intent intent, int requestCode) {
2023 onStartForResult(requestCode);
2024 super.startActivityForResult(intent, requestCode);
2028 public void startIntentSenderForResult (IntentSender intent, int requestCode,
2029 Intent fillInIntent, int flagsMask, int flagsValues, int extraFlags, Bundle options) {
2030 onStartForResult(requestCode);
2032 super.startIntentSenderForResult(intent, requestCode,
2033 fillInIntent, flagsMask, flagsValues, extraFlags, options);
2034 } catch (IntentSender.SendIntentException e) {
2035 throw new ActivityNotFoundException();
2039 private void onStartForResult(int requestCode) {
2040 if (requestCode >= 0) {
2041 setWaitingForResult(true);
2046 * Indicates that we want global search for this activity by setting the globalSearch
2047 * argument for {@link #startSearch} to true.
2050 public void startSearch(String initialQuery, boolean selectInitialQuery,
2051 Bundle appSearchData, boolean globalSearch) {
2053 if (initialQuery == null) {
2054 // Use any text typed in the launcher as the initial query
2055 initialQuery = getTypedText();
2057 if (appSearchData == null) {
2058 appSearchData = new Bundle();
2059 appSearchData.putString("source", "launcher-search");
2061 Rect sourceBounds = new Rect();
2062 if (mSearchDropTargetBar != null) {
2063 sourceBounds = mSearchDropTargetBar.getSearchBarBounds();
2066 boolean clearTextImmediately = startSearch(initialQuery, selectInitialQuery,
2067 appSearchData, sourceBounds);
2068 if (clearTextImmediately) {
2072 // We need to show the workspace after starting the search
2073 showWorkspace(true);
2077 * Start a text search.
2079 * @return {@code true} if the search will start immediately, so any further keypresses
2080 * will be handled directly by the search UI. {@code false} if {@link Launcher} should continue
2081 * to buffer keypresses.
2083 public boolean startSearch(String initialQuery,
2084 boolean selectInitialQuery, Bundle appSearchData, Rect sourceBounds) {
2085 if (mLauncherCallbacks != null && mLauncherCallbacks.providesSearch()) {
2086 return mLauncherCallbacks.startSearch(initialQuery, selectInitialQuery, appSearchData,
2090 startGlobalSearch(initialQuery, selectInitialQuery,
2091 appSearchData, sourceBounds);
2096 * Starts the global search activity. This code is a copied from SearchManager
2098 private void startGlobalSearch(String initialQuery,
2099 boolean selectInitialQuery, Bundle appSearchData, Rect sourceBounds) {
2100 final SearchManager searchManager =
2101 (SearchManager) getSystemService(Context.SEARCH_SERVICE);
2102 ComponentName globalSearchActivity = searchManager.getGlobalSearchActivity();
2103 if (globalSearchActivity == null) {
2104 Log.w(TAG, "No global search activity found.");
2107 Intent intent = new Intent(SearchManager.INTENT_ACTION_GLOBAL_SEARCH);
2108 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
2109 intent.setComponent(globalSearchActivity);
2110 // Make sure that we have a Bundle to put source in
2111 if (appSearchData == null) {
2112 appSearchData = new Bundle();
2114 appSearchData = new Bundle(appSearchData);
2116 // Set source to package name of app that starts global search if not set already.
2117 if (!appSearchData.containsKey("source")) {
2118 appSearchData.putString("source", getPackageName());
2120 intent.putExtra(SearchManager.APP_DATA, appSearchData);
2121 if (!TextUtils.isEmpty(initialQuery)) {
2122 intent.putExtra(SearchManager.QUERY, initialQuery);
2124 if (selectInitialQuery) {
2125 intent.putExtra(SearchManager.EXTRA_SELECT_QUERY, selectInitialQuery);
2127 intent.setSourceBounds(sourceBounds);
2129 startActivity(intent);
2130 } catch (ActivityNotFoundException ex) {
2131 Log.e(TAG, "Global search activity not found: " + globalSearchActivity);
2135 public boolean isOnCustomContent() {
2136 return mWorkspace.isOnOrMovingToCustomContent();
2140 public boolean onPrepareOptionsMenu(Menu menu) {
2141 super.onPrepareOptionsMenu(menu);
2142 if (!isOnCustomContent()) {
2143 // Close any open folders
2145 // Stop resizing any widgets
2146 mWorkspace.exitWidgetResizeMode();
2147 if (!mWorkspace.isInOverviewMode()) {
2148 // Show the overview mode
2149 showOverviewMode(true);
2151 showWorkspace(true);
2154 if (mLauncherCallbacks != null) {
2155 return mLauncherCallbacks.onPrepareOptionsMenu(menu);
2162 public boolean onSearchRequested() {
2163 startSearch(null, false, null, true);
2164 // Use a custom animation for launching search
2168 public boolean isWorkspaceLocked() {
2169 return mWorkspaceLoading || mWaitingForResult;
2172 public boolean isWorkspaceLoading() {
2173 return mWorkspaceLoading;
2176 private void setWorkspaceLoading(boolean value) {
2177 boolean isLocked = isWorkspaceLocked();
2178 mWorkspaceLoading = value;
2179 if (isLocked != isWorkspaceLocked()) {
2180 onWorkspaceLockedChanged();
2184 private void setWaitingForResult(boolean value) {
2185 boolean isLocked = isWorkspaceLocked();
2186 mWaitingForResult = value;
2187 if (isLocked != isWorkspaceLocked()) {
2188 onWorkspaceLockedChanged();
2192 protected void onWorkspaceLockedChanged() {
2193 if (mLauncherCallbacks != null) {
2194 mLauncherCallbacks.onWorkspaceLockedChanged();
2198 private void resetAddInfo() {
2199 mPendingAddInfo.container = ItemInfo.NO_ID;
2200 mPendingAddInfo.screenId = -1;
2201 mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1;
2202 mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1;
2203 mPendingAddInfo.minSpanX = mPendingAddInfo.minSpanY = 1;
2204 mPendingAddInfo.dropPos = null;
2207 void addAppWidgetImpl(final int appWidgetId, final ItemInfo info, final
2208 AppWidgetHostView boundWidget, final LauncherAppWidgetProviderInfo appWidgetInfo) {
2209 addAppWidgetImpl(appWidgetId, info, boundWidget, appWidgetInfo, 0);
2212 void addAppWidgetImpl(final int appWidgetId, final ItemInfo info,
2213 final AppWidgetHostView boundWidget, final LauncherAppWidgetProviderInfo appWidgetInfo,
2215 if (appWidgetInfo.configure != null) {
2216 mPendingAddWidgetInfo = appWidgetInfo;
2217 mPendingAddWidgetId = appWidgetId;
2219 // Launch over to configure widget, if needed
2220 mAppWidgetManager.startConfigActivity(appWidgetInfo, appWidgetId, this,
2221 mAppWidgetHost, REQUEST_CREATE_APPWIDGET);
2224 // Otherwise just add it
2225 Runnable onComplete = new Runnable() {
2228 // Exit spring loaded mode if necessary after adding the widget
2229 exitSpringLoadedDragModeDelayed(true, EXIT_SPRINGLOADED_MODE_SHORT_TIMEOUT,
2233 completeAddAppWidget(appWidgetId, info.container, info.screenId, boundWidget,
2235 mWorkspace.removeExtraEmptyScreenDelayed(true, onComplete, delay, false);
2239 protected void moveToCustomContentScreen(boolean animate) {
2240 // Close any folders that may be open.
2242 mWorkspace.moveToCustomContentScreen(animate);
2245 public void addPendingItem(PendingAddItemInfo info, long container, long screenId,
2246 int[] cell, int spanX, int spanY) {
2247 switch (info.itemType) {
2248 case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET:
2249 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET:
2250 int span[] = new int[2];
2253 addAppWidgetFromDrop((PendingAddWidgetInfo) info,
2254 container, screenId, cell, span);
2256 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
2257 processShortcutFromDrop(info.componentName, container, screenId, cell);
2260 throw new IllegalStateException("Unknown item type: " + info.itemType);
2265 * Process a shortcut drop.
2267 * @param componentName The name of the component
2268 * @param screenId The ID of the screen where it should be added
2269 * @param cell The cell it should be added to, optional
2271 private void processShortcutFromDrop(ComponentName componentName, long container, long screenId,
2274 mPendingAddInfo.container = container;
2275 mPendingAddInfo.screenId = screenId;
2276 mPendingAddInfo.dropPos = null;
2279 mPendingAddInfo.cellX = cell[0];
2280 mPendingAddInfo.cellY = cell[1];
2283 Intent createShortcutIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT);
2284 createShortcutIntent.setComponent(componentName);
2285 Utilities.startActivityForResultSafely(this, createShortcutIntent, REQUEST_CREATE_SHORTCUT);
2289 * Process a widget drop.
2291 * @param info The PendingAppWidgetInfo of the widget being added.
2292 * @param screenId The ID of the screen where it should be added
2293 * @param cell The cell it should be added to, optional
2295 private void addAppWidgetFromDrop(PendingAddWidgetInfo info, long container, long screenId,
2296 int[] cell, int[] span) {
2298 mPendingAddInfo.container = info.container = container;
2299 mPendingAddInfo.screenId = info.screenId = screenId;
2300 mPendingAddInfo.dropPos = null;
2301 mPendingAddInfo.minSpanX = info.minSpanX;
2302 mPendingAddInfo.minSpanY = info.minSpanY;
2305 mPendingAddInfo.cellX = cell[0];
2306 mPendingAddInfo.cellY = cell[1];
2309 mPendingAddInfo.spanX = span[0];
2310 mPendingAddInfo.spanY = span[1];
2313 AppWidgetHostView hostView = info.boundWidget;
2315 if (hostView != null) {
2316 appWidgetId = hostView.getAppWidgetId();
2317 addAppWidgetImpl(appWidgetId, info, hostView, info.info);
2319 // Clear the boundWidget so that it doesn't get destroyed.
2320 info.boundWidget = null;
2322 // In this case, we either need to start an activity to get permission to bind
2323 // the widget, or we need to start an activity to configure the widget, or both.
2324 appWidgetId = getAppWidgetHost().allocateAppWidgetId();
2325 Bundle options = info.bindOptions;
2327 boolean success = mAppWidgetManager.bindAppWidgetIdIfAllowed(
2328 appWidgetId, info.info, options);
2330 addAppWidgetImpl(appWidgetId, info, null, info.info);
2332 mPendingAddWidgetInfo = info.info;
2333 Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_BIND);
2334 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, appWidgetId);
2335 intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_PROVIDER, info.componentName);
2336 mAppWidgetManager.getUser(mPendingAddWidgetInfo)
2337 .addToIntent(intent, AppWidgetManager.EXTRA_APPWIDGET_PROVIDER_PROFILE);
2338 // TODO: we need to make sure that this accounts for the options bundle.
2339 // intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_OPTIONS, options);
2340 startActivityForResult(intent, REQUEST_BIND_APPWIDGET);
2345 FolderIcon addFolder(CellLayout layout, long container, final long screenId, int cellX,
2347 final FolderInfo folderInfo = new FolderInfo();
2348 folderInfo.title = getText(R.string.folder_name);
2351 LauncherModel.addItemToDatabase(Launcher.this, folderInfo, container, screenId,
2353 sFolders.put(folderInfo.id, folderInfo);
2356 FolderIcon newFolder =
2357 FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo, mIconCache);
2358 mWorkspace.addInScreen(newFolder, container, screenId, cellX, cellY, 1, 1,
2359 isWorkspaceLocked());
2360 // Force measure the new folder icon
2361 CellLayout parent = mWorkspace.getParentCellLayoutForView(newFolder);
2362 parent.getShortcutsAndWidgets().measureChild(newFolder);
2366 void removeFolder(FolderInfo folder) {
2367 sFolders.remove(folder.id);
2371 public boolean dispatchKeyEvent(KeyEvent event) {
2372 if (event.getAction() == KeyEvent.ACTION_DOWN) {
2373 switch (event.getKeyCode()) {
2374 case KeyEvent.KEYCODE_HOME:
2376 case KeyEvent.KEYCODE_VOLUME_DOWN:
2377 if (Utilities.isPropertyEnabled(DUMP_STATE_PROPERTY)) {
2383 } else if (event.getAction() == KeyEvent.ACTION_UP) {
2384 switch (event.getKeyCode()) {
2385 case KeyEvent.KEYCODE_HOME:
2390 return super.dispatchKeyEvent(event);
2394 public void onBackPressed() {
2395 if (mLauncherCallbacks != null && mLauncherCallbacks.handleBackPressed()) {
2399 if (mDragController.isDragging()) {
2400 mDragController.cancelDrag();
2404 if (isAppsViewVisible()) {
2405 showWorkspace(true);
2406 } else if (isWidgetsViewVisible()) {
2407 showOverviewMode(true);
2408 } else if (mWorkspace.isInOverviewMode()) {
2409 showWorkspace(true);
2410 } else if (mWorkspace.getOpenFolder() != null) {
2411 Folder openFolder = mWorkspace.getOpenFolder();
2412 if (openFolder.isEditingName()) {
2413 openFolder.dismissEditingName();
2418 mWorkspace.exitWidgetResizeMode();
2420 // Back button is a no-op here, but give at least some feedback for the button press
2421 mWorkspace.showOutlinesTemporarily();
2426 * Re-listen when widget host is reset.
2429 public void onAppWidgetHostReset() {
2430 if (mAppWidgetHost != null) {
2431 mAppWidgetHost.startListening();
2436 * Launches the intent referred by the clicked shortcut.
2438 * @param v The view representing the clicked shortcut.
2440 public void onClick(View v) {
2441 // Make sure that rogue clicks don't get through while allapps is launching, or after the
2442 // view has detached (it's possible for this to happen if the view is removed mid touch).
2443 if (v.getWindowToken() == null) {
2447 if (!mWorkspace.isFinishedSwitchingState()) {
2451 if (v instanceof Workspace) {
2452 if (mWorkspace.isInOverviewMode()) {
2453 showWorkspace(true);
2458 if (v instanceof CellLayout) {
2459 if (mWorkspace.isInOverviewMode()) {
2460 showWorkspace(mWorkspace.indexOfChild(v), true);
2464 Object tag = v.getTag();
2465 if (tag instanceof ShortcutInfo) {
2466 onClickAppShortcut(v);
2467 } else if (tag instanceof FolderInfo) {
2468 if (v instanceof FolderIcon) {
2469 onClickFolderIcon(v);
2471 } else if (v == mAllAppsButton) {
2472 onClickAllAppsButton(v);
2473 } else if (tag instanceof AppInfo) {
2474 startAppShortcutOrInfoActivity(v);
2475 } else if (tag instanceof LauncherAppWidgetInfo) {
2476 if (v instanceof PendingAppWidgetHostView) {
2477 onClickPendingWidget((PendingAppWidgetHostView) v);
2482 @SuppressLint("ClickableViewAccessibility")
2483 public boolean onTouch(View v, MotionEvent event) {
2488 * Event handler for the app widget view which has not fully restored.
2490 public void onClickPendingWidget(final PendingAppWidgetHostView v) {
2491 if (mIsSafeModeEnabled) {
2492 Toast.makeText(this, R.string.safemode_widget_error, Toast.LENGTH_SHORT).show();
2496 final LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) v.getTag();
2497 if (v.isReadyForClickSetup()) {
2498 int widgetId = info.appWidgetId;
2499 AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(widgetId);
2500 if (appWidgetInfo != null) {
2501 mPendingAddWidgetInfo = LauncherAppWidgetProviderInfo.fromProviderInfo(
2502 this, appWidgetInfo);
2503 mPendingAddInfo.copyFrom(info);
2504 mPendingAddWidgetId = widgetId;
2506 AppWidgetManagerCompat.getInstance(this).startConfigActivity(appWidgetInfo,
2507 info.appWidgetId, this, mAppWidgetHost, REQUEST_RECONFIGURE_APPWIDGET);
2509 } else if (info.installProgress < 0) {
2510 // The install has not been queued
2511 final String packageName = info.providerName.getPackageName();
2512 showBrokenAppInstallDialog(packageName,
2513 new DialogInterface.OnClickListener() {
2514 public void onClick(DialogInterface dialog, int id) {
2515 startActivitySafely(v, LauncherModel.getMarketIntent(packageName), info);
2519 // Download has started.
2520 final String packageName = info.providerName.getPackageName();
2521 startActivitySafely(v, LauncherModel.getMarketIntent(packageName), info);
2526 * Event handler for the "grid" button that appears on the home screen, which
2527 * enters all apps mode.
2529 * @param v The view that was clicked.
2531 protected void onClickAllAppsButton(View v) {
2532 if (LOGD) Log.d(TAG, "onClickAllAppsButton");
2533 if (!isAppsViewVisible()) {
2534 showAppsView(true /* animated */, false /* resetListToTop */,
2535 true /* updatePredictedApps */, false /* focusSearchBar */);
2539 protected void onLongClickAllAppsButton(View v) {
2540 if (LOGD) Log.d(TAG, "onLongClickAllAppsButton");
2541 if (!isAppsViewVisible()) {
2542 showAppsView(true /* animated */, false /* resetListToTop */,
2543 true /* updatePredictedApps */, true /* focusSearchBar */);
2547 private void showBrokenAppInstallDialog(final String packageName,
2548 DialogInterface.OnClickListener onSearchClickListener) {
2549 new AlertDialog.Builder(this)
2550 .setTitle(R.string.abandoned_promises_title)
2551 .setMessage(R.string.abandoned_promise_explanation)
2552 .setPositiveButton(R.string.abandoned_search, onSearchClickListener)
2553 .setNeutralButton(R.string.abandoned_clean_this,
2554 new DialogInterface.OnClickListener() {
2555 public void onClick(DialogInterface dialog, int id) {
2556 final UserHandleCompat user = UserHandleCompat.myUserHandle();
2557 mWorkspace.removeAbandonedPromise(packageName, user);
2565 * Event handler for an app shortcut click.
2567 * @param v The view that was clicked. Must be a tagged with a {@link ShortcutInfo}.
2569 protected void onClickAppShortcut(final View v) {
2570 if (LOGD) Log.d(TAG, "onClickAppShortcut");
2571 Object tag = v.getTag();
2572 if (!(tag instanceof ShortcutInfo)) {
2573 throw new IllegalArgumentException("Input must be a Shortcut");
2577 final ShortcutInfo shortcut = (ShortcutInfo) tag;
2579 if (shortcut.isDisabled != 0) {
2580 int error = R.string.activity_not_available;
2581 if ((shortcut.isDisabled & ShortcutInfo.FLAG_DISABLED_SAFEMODE) != 0) {
2582 error = R.string.safemode_shortcut_error;
2584 Toast.makeText(this, error, Toast.LENGTH_SHORT).show();
2588 final Intent intent = shortcut.intent;
2590 // Check for special shortcuts
2591 if (intent.getComponent() != null) {
2592 final String shortcutClass = intent.getComponent().getClassName();
2594 if (shortcutClass.equals(MemoryDumpActivity.class.getName())) {
2595 MemoryDumpActivity.startDump(this);
2597 } else if (shortcutClass.equals(ToggleWeightWatcher.class.getName())) {
2598 toggleShowWeightWatcher();
2603 // Check for abandoned promise
2604 if ((v instanceof BubbleTextView)
2605 && shortcut.isPromise()
2606 && !shortcut.hasStatusFlag(ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE)) {
2607 showBrokenAppInstallDialog(
2608 shortcut.getTargetComponent().getPackageName(),
2609 new DialogInterface.OnClickListener() {
2610 public void onClick(DialogInterface dialog, int id) {
2611 startAppShortcutOrInfoActivity(v);
2618 startAppShortcutOrInfoActivity(v);
2620 if (mLauncherCallbacks != null) {
2621 mLauncherCallbacks.onClickAppShortcut(v);
2625 @Thunk void startAppShortcutOrInfoActivity(View v) {
2626 Object tag = v.getTag();
2627 final ShortcutInfo shortcut;
2628 final Intent intent;
2629 if (tag instanceof ShortcutInfo) {
2630 shortcut = (ShortcutInfo) tag;
2631 intent = shortcut.intent;
2632 int[] pos = new int[2];
2633 v.getLocationOnScreen(pos);
2634 intent.setSourceBounds(new Rect(pos[0], pos[1],
2635 pos[0] + v.getWidth(), pos[1] + v.getHeight()));
2637 } else if (tag instanceof AppInfo) {
2639 intent = ((AppInfo) tag).intent;
2641 throw new IllegalArgumentException("Input must be a Shortcut or AppInfo");
2644 boolean success = startActivitySafely(v, intent, tag);
2645 mStats.recordLaunch(v, intent, shortcut);
2647 if (success && v instanceof BubbleTextView) {
2648 mWaitingForResume = (BubbleTextView) v;
2649 mWaitingForResume.setStayPressed(true);
2654 * Event handler for a folder icon click.
2656 * @param v The view that was clicked. Must be an instance of {@link FolderIcon}.
2658 protected void onClickFolderIcon(View v) {
2659 if (LOGD) Log.d(TAG, "onClickFolder");
2660 if (!(v instanceof FolderIcon)){
2661 throw new IllegalArgumentException("Input must be a FolderIcon");
2664 // TODO(sunnygoyal): Re-evaluate this code.
2665 FolderIcon folderIcon = (FolderIcon) v;
2666 final FolderInfo info = folderIcon.getFolderInfo();
2667 Folder openFolder = mWorkspace.getFolderForTag(info);
2669 // If the folder info reports that the associated folder is open, then verify that
2670 // it is actually opened. There have been a few instances where this gets out of sync.
2671 if (info.opened && openFolder == null) {
2672 Log.d(TAG, "Folder info marked as open, but associated folder is not open. Screen: "
2673 + info.screenId + " (" + info.cellX + ", " + info.cellY + ")");
2674 info.opened = false;
2677 if (!info.opened && !folderIcon.getFolder().isDestroyed()) {
2678 // Close any open folder
2680 // Open the requested folder
2681 openFolder(folderIcon);
2683 // Find the open folder...
2685 if (openFolder != null) {
2686 folderScreen = mWorkspace.getPageForView(openFolder);
2688 closeFolder(openFolder);
2689 if (folderScreen != mWorkspace.getCurrentPage()) {
2690 // Close any folder open on the current screen
2692 // Pull the folder onto this screen
2693 openFolder(folderIcon);
2698 if (mLauncherCallbacks != null) {
2699 mLauncherCallbacks.onClickFolderIcon(v);
2704 * Event handler for the (Add) Widgets button that appears after a long press
2705 * on the home screen.
2707 protected void onClickAddWidgetButton(View view) {
2708 if (LOGD) Log.d(TAG, "onClickAddWidgetButton");
2709 if (mIsSafeModeEnabled) {
2710 Toast.makeText(this, R.string.safemode_widget_error, Toast.LENGTH_SHORT).show();
2712 showWidgetsView(true /* animated */, true /* resetPageToZero */);
2713 if (mLauncherCallbacks != null) {
2714 mLauncherCallbacks.onClickAddWidgetButton(view);
2720 * Event handler for the wallpaper picker button that appears after a long press
2721 * on the home screen.
2723 protected void onClickWallpaperPicker(View v) {
2724 if (LOGD) Log.d(TAG, "onClickWallpaperPicker");
2725 startActivityForResult(new Intent(Intent.ACTION_SET_WALLPAPER).setPackage(getPackageName()),
2726 REQUEST_PICK_WALLPAPER);
2728 if (mLauncherCallbacks != null) {
2729 mLauncherCallbacks.onClickWallpaperPicker(v);
2734 * Event handler for a click on the settings button that appears after a long press
2735 * on the home screen.
2737 protected void onClickSettingsButton(View v) {
2738 if (LOGD) Log.d(TAG, "onClickSettingsButton");
2739 if (mLauncherCallbacks != null) {
2740 mLauncherCallbacks.onClickSettingsButton(v);
2742 startActivity(new Intent(this, SettingsActivity.class));
2746 public View.OnTouchListener getHapticFeedbackTouchListener() {
2747 if (mHapticFeedbackTouchListener == null) {
2748 mHapticFeedbackTouchListener = new View.OnTouchListener() {
2749 @SuppressLint("ClickableViewAccessibility")
2751 public boolean onTouch(View v, MotionEvent event) {
2752 if ((event.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_DOWN) {
2753 v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY);
2759 return mHapticFeedbackTouchListener;
2762 public void onDragStarted(View view) {
2763 if (isOnCustomContent()) {
2764 // Custom content screen doesn't participate in drag and drop. If on custom
2765 // content screen, move to default.
2766 moveWorkspaceToDefaultScreen();
2769 if (mLauncherCallbacks != null) {
2770 mLauncherCallbacks.onDragStarted(view);
2775 * Called when the user stops interacting with the launcher.
2776 * This implies that the user is now on the homescreen and is not doing housekeeping.
2778 protected void onInteractionEnd() {
2779 if (mLauncherCallbacks != null) {
2780 mLauncherCallbacks.onInteractionEnd();
2785 * Called when the user starts interacting with the launcher.
2786 * The possible interactions are:
2788 * - reorder an app shortcut, or a widget
2789 * - open the overview mode.
2790 * This is a good time to stop doing things that only make sense
2791 * when the user is on the homescreen and not doing housekeeping.
2793 protected void onInteractionBegin() {
2794 if (mLauncherCallbacks != null) {
2795 mLauncherCallbacks.onInteractionBegin();
2799 /** Updates the interaction state. */
2800 public void updateInteraction(Workspace.State fromState, Workspace.State toState) {
2801 // Only update the interacting state if we are transitioning to/from a view with an
2803 boolean fromStateWithOverlay = fromState != Workspace.State.NORMAL;
2804 boolean toStateWithOverlay = toState != Workspace.State.NORMAL;
2805 if (toStateWithOverlay) {
2806 onInteractionBegin();
2807 } else if (fromStateWithOverlay) {
2812 void startApplicationDetailsActivity(ComponentName componentName, UserHandleCompat user) {
2814 LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(this);
2815 launcherApps.showAppDetailsForProfile(componentName, user);
2816 } catch (SecurityException e) {
2817 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show();
2818 Log.e(TAG, "Launcher does not have permission to launch settings");
2819 } catch (ActivityNotFoundException e) {
2820 Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show();
2821 Log.e(TAG, "Unable to launch settings");
2825 // returns true if the activity was started
2826 boolean startApplicationUninstallActivity(ComponentName componentName, int flags,
2827 UserHandleCompat user) {
2828 if ((flags & AppInfo.DOWNLOADED_FLAG) == 0) {
2829 // System applications cannot be installed. For now, show a toast explaining that.
2830 // We may give them the option of disabling apps this way.
2831 int messageId = R.string.uninstall_system_app_text;
2832 Toast.makeText(this, messageId, Toast.LENGTH_SHORT).show();
2835 String packageName = componentName.getPackageName();
2836 String className = componentName.getClassName();
2837 Intent intent = new Intent(
2838 Intent.ACTION_DELETE, Uri.fromParts("package", packageName, className));
2839 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK |
2840 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
2842 user.addToIntent(intent, Intent.EXTRA_USER);
2844 startActivity(intent);
2849 private boolean startActivity(View v, Intent intent, Object tag) {
2850 intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
2852 // Only launch using the new animation if the shortcut has not opted out (this is a
2853 // private contract between launcher and may be ignored in the future).
2854 boolean useLaunchAnimation = (v != null) &&
2855 !intent.hasExtra(INTENT_EXTRA_IGNORE_LAUNCH_ANIMATION);
2856 LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(this);
2857 UserManagerCompat userManager = UserManagerCompat.getInstance(this);
2859 UserHandleCompat user = null;
2860 if (intent.hasExtra(AppInfo.EXTRA_PROFILE)) {
2861 long serialNumber = intent.getLongExtra(AppInfo.EXTRA_PROFILE, -1);
2862 user = userManager.getUserForSerialNumber(serialNumber);
2865 Bundle optsBundle = null;
2866 if (useLaunchAnimation) {
2867 ActivityOptions opts = null;
2868 if (sClipRevealMethod != null) {
2869 // TODO: call method directly when Launcher3 can depend on M APIs
2870 int left = 0, top = 0;
2871 int width = v.getMeasuredWidth(), height = v.getMeasuredHeight();
2872 if (v instanceof TextView) {
2873 // Launch from center of icon, not entire view
2874 Drawable icon = Workspace.getTextViewIcon((TextView) v);
2876 Rect bounds = icon.getBounds();
2877 left = (width - bounds.width()) / 2;
2878 top = v.getPaddingTop();
2879 width = bounds.width();
2880 height = bounds.height();
2884 opts = (ActivityOptions) sClipRevealMethod.invoke(null, v,
2885 left, top, width, height);
2886 } catch (IllegalAccessException e) {
2887 Log.d(TAG, "Could not call makeClipRevealAnimation: " + e);
2888 sClipRevealMethod = null;
2889 } catch (InvocationTargetException e) {
2890 Log.d(TAG, "Could not call makeClipRevealAnimation: " + e);
2891 sClipRevealMethod = null;
2894 if (opts == null && !Utilities.isLmpOrAbove()) {
2895 // Below L, we use a scale up animation
2896 opts = ActivityOptions.makeScaleUpAnimation(v, 0, 0,
2897 v.getMeasuredWidth(), v.getMeasuredHeight());
2898 } else if (opts == null && Utilities.isLmpMR1()) {
2899 // On L devices, we use the device default slide-up transition.
2900 // On L MR1 devices, we a custom version of the slide-up transition which
2901 // doesn't have the delay present in the device default.
2902 opts = ActivityOptions.makeCustomAnimation(this,
2903 R.anim.task_open_enter, R.anim.no_anim);
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 == mAllAppsButton) {
3122 onLongClickAllAppsButton(v);
3126 if (v instanceof Workspace) {
3127 if (!mWorkspace.isInOverviewMode()) {
3128 if (!mWorkspace.isTouchActive()) {
3129 showOverviewMode(true);
3130 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS,
3131 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING);
3141 CellLayout.CellInfo longClickCellInfo = null;
3142 View itemUnderLongClick = null;
3143 if (v.getTag() instanceof ItemInfo) {
3144 ItemInfo info = (ItemInfo) v.getTag();
3145 longClickCellInfo = new CellLayout.CellInfo(v, info);
3146 itemUnderLongClick = longClickCellInfo.cell;
3150 // The hotseat touch handling does not go through Workspace, and we always allow long press
3151 // on hotseat items.
3152 final boolean inHotseat = isHotseatLayout(v);
3153 if (!mDragController.isDragging()) {
3154 if (itemUnderLongClick == null) {
3155 // User long pressed on empty space
3156 mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS,
3157 HapticFeedbackConstants.FLAG_IGNORE_VIEW_SETTING);
3158 if (mWorkspace.isInOverviewMode()) {
3159 mWorkspace.startReordering(v);
3161 showOverviewMode(true);
3164 final boolean isAllAppsButton = inHotseat && isAllAppsButtonRank(
3165 mHotseat.getOrderInHotseat(
3166 longClickCellInfo.cellX,
3167 longClickCellInfo.cellY));
3168 if (!(itemUnderLongClick instanceof Folder || isAllAppsButton)) {
3169 // User long pressed on an item
3170 mWorkspace.startDrag(longClickCellInfo);
3177 boolean isHotseatLayout(View layout) {
3178 return mHotseat != null && layout != null &&
3179 (layout instanceof CellLayout) && (layout == mHotseat.getLayout());
3183 * Returns the CellLayout of the specified container at the specified screen.
3185 public CellLayout getCellLayout(long container, long screenId) {
3186 if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
3187 if (mHotseat != null) {
3188 return mHotseat.getLayout();
3193 return mWorkspace.getScreenWithId(screenId);
3198 * For overridden classes.
3200 public boolean isAllAppsVisible() {
3201 return isAppsViewVisible();
3204 public boolean isAppsViewVisible() {
3205 return (mState == State.APPS) || (mOnResumeState == State.APPS);
3208 public boolean isWidgetsViewVisible() {
3209 return (mState == State.WIDGETS) || (mOnResumeState == State.WIDGETS);
3212 private void setWorkspaceBackground(int background) {
3213 switch (background) {
3214 case WORKSPACE_BACKGROUND_TRANSPARENT:
3215 getWindow().setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
3217 case WORKSPACE_BACKGROUND_BLACK:
3218 getWindow().setBackgroundDrawable(null);
3221 getWindow().setBackgroundDrawable(mWorkspaceBackgroundDrawable);
3225 protected void changeWallpaperVisiblity(boolean visible) {
3226 int wpflags = visible ? WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER : 0;
3227 int curflags = getWindow().getAttributes().flags
3228 & WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER;
3229 if (wpflags != curflags) {
3230 getWindow().setFlags(wpflags, WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER);
3232 setWorkspaceBackground(visible ? WORKSPACE_BACKGROUND_GRADIENT : WORKSPACE_BACKGROUND_BLACK);
3236 public void onTrimMemory(int level) {
3237 super.onTrimMemory(level);
3238 if (level >= ComponentCallbacks2.TRIM_MEMORY_UI_HIDDEN) {
3239 // The widget preview db can result in holding onto over
3240 // 3MB of memory for caching which isn't necessary.
3241 SQLiteDatabase.releaseMemory();
3243 // This clears all widget bitmaps from the widget tray
3246 if (mLauncherCallbacks != null) {
3247 mLauncherCallbacks.onTrimMemory(level);
3251 public void showWorkspace(boolean animated) {
3252 showWorkspace(WorkspaceStateTransitionAnimation.SCROLL_TO_CURRENT_PAGE, animated, null);
3255 public void showWorkspace(boolean animated, Runnable onCompleteRunnable) {
3256 showWorkspace(WorkspaceStateTransitionAnimation.SCROLL_TO_CURRENT_PAGE, animated,
3257 onCompleteRunnable);
3260 protected void showWorkspace(int snapToPage, boolean animated) {
3261 showWorkspace(snapToPage, animated, null);
3264 void showWorkspace(int snapToPage, boolean animated, Runnable onCompleteRunnable) {
3265 boolean changed = mState != State.WORKSPACE ||
3266 mWorkspace.getState() != Workspace.State.NORMAL;
3268 mWorkspace.setVisibility(View.VISIBLE);
3269 mStateTransitionAnimation.startAnimationToWorkspace(mState, mWorkspace.getState(),
3270 Workspace.State.NORMAL, snapToPage, animated, onCompleteRunnable);
3272 // Set focus to the AppsCustomize button
3273 if (mAllAppsButton != null) {
3274 mAllAppsButton.requestFocus();
3278 // Change the state *after* we've called all the transition code
3279 mState = State.WORKSPACE;
3281 // Resume the auto-advance of widgets
3282 mUserPresent = true;
3283 updateAutoAdvanceState();
3286 // Send an accessibility event to announce the context change
3287 getWindow().getDecorView()
3288 .sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
3292 void showOverviewMode(boolean animated) {
3293 mWorkspace.setVisibility(View.VISIBLE);
3294 mStateTransitionAnimation.startAnimationToWorkspace(mState, mWorkspace.getState(),
3295 Workspace.State.OVERVIEW,
3296 WorkspaceStateTransitionAnimation.SCROLL_TO_CURRENT_PAGE, animated,
3297 null /* onCompleteRunnable */);
3298 mState = State.WORKSPACE;
3302 * Shows the apps view.
3304 void showAppsView(boolean animated, boolean resetListToTop, boolean updatePredictedApps,
3305 boolean focusSearchBar) {
3306 if (resetListToTop) {
3307 mAppsView.scrollToTop();
3309 if (updatePredictedApps) {
3310 tryAndUpdatePredictedApps();
3312 showAppsOrWidgets(State.APPS, animated, focusSearchBar);
3316 * Shows the widgets view.
3318 void showWidgetsView(boolean animated, boolean resetPageToZero) {
3319 if (LOGD) Log.d(TAG, "showWidgetsView:" + animated + " resetPageToZero:" + resetPageToZero);
3320 if (resetPageToZero) {
3321 mWidgetsView.scrollToTop();
3323 showAppsOrWidgets(State.WIDGETS, animated, false);
3325 mWidgetsView.post(new Runnable() {
3328 mWidgetsView.requestFocus();
3334 * Sets up the transition to show the apps/widgets view.
3336 * @return whether the current from and to state allowed this operation
3338 // TODO: calling method should use the return value so that when {@code false} is returned
3339 // the workspace transition doesn't fall into invalid state.
3340 private boolean showAppsOrWidgets(State toState, boolean animated, boolean focusSearchBar) {
3341 if (mState != State.WORKSPACE && mState != State.APPS_SPRING_LOADED &&
3342 mState != State.WIDGETS_SPRING_LOADED) {
3345 if (toState != State.APPS && toState != State.WIDGETS) {
3349 if (toState == State.APPS) {
3350 mStateTransitionAnimation.startAnimationToAllApps(mWorkspace.getState(), animated,
3353 mStateTransitionAnimation.startAnimationToWidgets(mWorkspace.getState(), animated);
3356 // Change the state *after* we've called all the transition code
3359 // Pause the auto-advance of widgets until we are out of AllApps
3360 mUserPresent = false;
3361 updateAutoAdvanceState();
3364 // Send an accessibility event to announce the context change
3365 getWindow().getDecorView()
3366 .sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
3371 * Updates the workspace and interaction state on state change, and return the animation to this
3374 public Animator startWorkspaceStateChangeAnimation(Workspace.State toState, int toPage,
3375 boolean animated, HashMap<View, Integer> layerViews) {
3376 Workspace.State fromState = mWorkspace.getState();
3377 Animator anim = mWorkspace.setStateWithAnimation(toState, toPage, animated, layerViews);
3378 updateInteraction(fromState, toState);
3382 public void enterSpringLoadedDragMode() {
3383 if (LOGD) Log.d(TAG, String.format("enterSpringLoadedDragMode [mState=%s", mState.name()));
3384 if (mState == State.WORKSPACE || mState == State.APPS_SPRING_LOADED ||
3385 mState == State.WIDGETS_SPRING_LOADED) {
3389 mStateTransitionAnimation.startAnimationToWorkspace(mState, mWorkspace.getState(),
3390 Workspace.State.SPRING_LOADED,
3391 WorkspaceStateTransitionAnimation.SCROLL_TO_CURRENT_PAGE, true /* animated */,
3392 null /* onCompleteRunnable */);
3393 mState = isAppsViewVisible() ? State.APPS_SPRING_LOADED : State.WIDGETS_SPRING_LOADED;
3396 public void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, int delay,
3397 final Runnable onCompleteRunnable) {
3398 if (mState != State.APPS_SPRING_LOADED && mState != State.WIDGETS_SPRING_LOADED) return;
3400 mHandler.postDelayed(new Runnable() {
3403 if (successfulDrop) {
3404 // TODO(hyunyoungs): verify if this hack is still needed, if not, delete.
3406 // Before we show workspace, hide all apps again because
3407 // exitSpringLoadedDragMode made it visible. This is a bit hacky; we should
3408 // clean up our state transition functions
3409 mWidgetsView.setVisibility(View.GONE);
3410 showWorkspace(true, onCompleteRunnable);
3412 exitSpringLoadedDragMode();
3418 void exitSpringLoadedDragMode() {
3419 if (mState == State.APPS_SPRING_LOADED) {
3420 showAppsView(true /* animated */, false /* resetListToTop */,
3421 false /* updatePredictedApps */, false /* focusSearchBar */);
3422 } else if (mState == State.WIDGETS_SPRING_LOADED) {
3423 showWidgetsView(true, false);
3428 * Updates the set of predicted apps if it hasn't been updated since the last time Launcher was
3431 private void tryAndUpdatePredictedApps() {
3432 if (mLauncherCallbacks != null) {
3433 List<ComponentKey> apps = mLauncherCallbacks.getPredictedApps();
3435 mAppsView.setPredictedApps(apps);
3440 void lockAllApps() {
3444 void unlockAllApps() {
3448 protected void disableVoiceButtonProxy(boolean disable) {
3452 public View getOrCreateQsbBar() {
3453 if (mLauncherCallbacks != null && mLauncherCallbacks.providesSearch()) {
3454 return mLauncherCallbacks.getQsbBar();
3458 AppWidgetProviderInfo searchProvider = Utilities.getSearchWidgetProvider(this);
3459 if (searchProvider == null) {
3463 Bundle opts = new Bundle();
3464 opts.putInt(AppWidgetManager.OPTION_APPWIDGET_HOST_CATEGORY,
3465 AppWidgetProviderInfo.WIDGET_CATEGORY_SEARCHBOX);
3467 SharedPreferences sp = getSharedPreferences(
3468 LauncherAppState.getSharedPreferencesKey(), MODE_PRIVATE);
3469 int widgetId = sp.getInt(QSB_WIDGET_ID, -1);
3470 AppWidgetProviderInfo widgetInfo = mAppWidgetManager.getAppWidgetInfo(widgetId);
3471 if (!searchProvider.provider.flattenToString().equals(
3472 sp.getString(QSB_WIDGET_PROVIDER, null))
3473 || (widgetInfo == null)
3474 || !widgetInfo.provider.equals(searchProvider.provider)) {
3475 // A valid widget is not already bound.
3476 if (widgetId > -1) {
3477 mAppWidgetHost.deleteAppWidgetId(widgetId);
3481 // Try to bind a new widget
3482 widgetId = mAppWidgetHost.allocateAppWidgetId();
3484 if (!AppWidgetManagerCompat.getInstance(this)
3485 .bindAppWidgetIdIfAllowed(widgetId, searchProvider, opts)) {
3486 mAppWidgetHost.deleteAppWidgetId(widgetId);
3491 .putInt(QSB_WIDGET_ID, widgetId)
3492 .putString(QSB_WIDGET_PROVIDER, searchProvider.provider.flattenToString())
3496 mAppWidgetHost.setQsbWidgetId(widgetId);
3497 if (widgetId != -1) {
3498 mQsb = mAppWidgetHost.createView(this, widgetId, searchProvider);
3499 mQsb.updateAppWidgetOptions(opts);
3500 mQsb.setPadding(0, 0, 0, 0);
3501 mSearchDropTargetBar.addView(mQsb);
3502 mSearchDropTargetBar.setQsbSearchBar(mQsb);
3508 private void reinflateQSBIfNecessary() {
3509 if (mQsb instanceof LauncherAppWidgetHostView &&
3510 ((LauncherAppWidgetHostView) mQsb).isReinflateRequired()) {
3511 mSearchDropTargetBar.removeView(mQsb);
3513 mSearchDropTargetBar.setQsbSearchBar(getOrCreateQsbBar());
3518 public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
3519 final boolean result = super.dispatchPopulateAccessibilityEvent(event);
3520 final List<CharSequence> text = event.getText();
3522 // Populate event with a fake title based on the current state.
3523 if (mState == State.APPS) {
3524 text.add(getString(R.string.all_apps_button_label));
3525 } else if (mState == State.WIDGETS) {
3526 text.add(getString(R.string.widget_button_text));
3527 } else if (mWorkspace != null) {
3528 text.add(mWorkspace.getCurrentPageDescription());
3530 text.add(getString(R.string.all_apps_home_button_label));
3536 * Receives notifications when system dialogs are to be closed.
3538 @Thunk class CloseSystemDialogsIntentReceiver extends BroadcastReceiver {
3540 public void onReceive(Context context, Intent intent) {
3541 closeSystemDialogs();
3546 * If the activity is currently paused, signal that we need to run the passed Runnable
3549 * This needs to be called from incoming places where resources might have been loaded
3550 * while the activity is paused. That is because the Configuration (e.g., rotation) might be
3551 * wrong when we're not running, and if the activity comes back to what the configuration was
3552 * when we were paused, activity is not restarted.
3554 * Implementation of the method from LauncherModel.Callbacks.
3556 * @return {@code true} if we are currently paused. The caller might be able to skip some work
3558 @Thunk boolean waitUntilResume(Runnable run, boolean deletePreviousRunnables) {
3560 if (LOGD) Log.d(TAG, "Deferring update until onResume");
3561 if (deletePreviousRunnables) {
3562 while (mBindOnResumeCallbacks.remove(run)) {
3565 mBindOnResumeCallbacks.add(run);
3572 private boolean waitUntilResume(Runnable run) {
3573 return waitUntilResume(run, false);
3576 public void addOnResumeCallback(Runnable run) {
3577 mOnResumeCallbacks.add(run);
3581 * If the activity is currently paused, signal that we need to re-run the loader
3584 * This needs to be called from incoming places where resources might have been loaded
3585 * while we are paused. That is becaues the Configuration might be wrong
3586 * when we're not running, and if it comes back to what it was when we
3587 * were paused, we are not restarted.
3589 * Implementation of the method from LauncherModel.Callbacks.
3591 * @return true if we are currently paused. The caller might be able to
3592 * skip some work in that case since we will come back again.
3594 public boolean setLoadOnResume() {
3596 if (LOGD) Log.d(TAG, "setLoadOnResume");
3597 mOnResumeNeedsLoad = true;
3605 * Implementation of the method from LauncherModel.Callbacks.
3607 public int getCurrentWorkspaceScreen() {
3608 if (mWorkspace != null) {
3609 return mWorkspace.getCurrentPage();
3611 return SCREEN_COUNT / 2;
3616 * Refreshes the shortcuts shown on the workspace.
3618 * Implementation of the method from LauncherModel.Callbacks.
3620 public void startBinding() {
3621 setWorkspaceLoading(true);
3623 // If we're starting binding all over again, clear any bind calls we'd postponed in
3624 // the past (see waitUntilResume) -- we don't need them since we're starting binding
3625 // from scratch again
3626 mBindOnResumeCallbacks.clear();
3628 // Clear the workspace because it's going to be rebound
3629 mWorkspace.clearDropTargets();
3630 mWorkspace.removeAllWorkspaceScreens();
3632 mWidgetsToAdvance.clear();
3633 if (mHotseat != null) {
3634 mHotseat.resetLayout();
3639 public void bindScreens(ArrayList<Long> orderedScreenIds) {
3640 bindAddScreens(orderedScreenIds);
3642 // If there are no screens, we need to have an empty screen
3643 if (orderedScreenIds.size() == 0) {
3644 mWorkspace.addExtraEmptyScreen();
3647 // Create the custom content page (this call updates mDefaultScreen which calls
3648 // setCurrentPage() so ensure that all pages are added before calling this).
3649 if (hasCustomContentToLeft()) {
3650 mWorkspace.createCustomContentContainer();
3651 populateCustomContentContainer();
3656 public void bindAddScreens(ArrayList<Long> orderedScreenIds) {
3657 int count = orderedScreenIds.size();
3658 for (int i = 0; i < count; i++) {
3659 mWorkspace.insertNewWorkspaceScreenBeforeEmptyScreen(orderedScreenIds.get(i));
3663 private boolean shouldShowWeightWatcher() {
3664 String spKey = LauncherAppState.getSharedPreferencesKey();
3665 SharedPreferences sp = getSharedPreferences(spKey, Context.MODE_PRIVATE);
3666 boolean show = sp.getBoolean(SHOW_WEIGHT_WATCHER, SHOW_WEIGHT_WATCHER_DEFAULT);
3671 private void toggleShowWeightWatcher() {
3672 String spKey = LauncherAppState.getSharedPreferencesKey();
3673 SharedPreferences sp = getSharedPreferences(spKey, Context.MODE_PRIVATE);
3674 boolean show = sp.getBoolean(SHOW_WEIGHT_WATCHER, true);
3678 SharedPreferences.Editor editor = sp.edit();
3679 editor.putBoolean(SHOW_WEIGHT_WATCHER, show);
3682 if (mWeightWatcher != null) {
3683 mWeightWatcher.setVisibility(show ? View.VISIBLE : View.GONE);
3687 public void bindAppsAdded(final ArrayList<Long> newScreens,
3688 final ArrayList<ItemInfo> addNotAnimated,
3689 final ArrayList<ItemInfo> addAnimated,
3690 final ArrayList<AppInfo> addedApps) {
3691 Runnable r = new Runnable() {
3693 bindAppsAdded(newScreens, addNotAnimated, addAnimated, addedApps);
3696 if (waitUntilResume(r)) {
3700 // Add the new screens
3701 if (newScreens != null) {
3702 bindAddScreens(newScreens);
3705 // We add the items without animation on non-visible pages, and with
3706 // animations on the new page (which we will try and snap to).
3707 if (addNotAnimated != null && !addNotAnimated.isEmpty()) {
3708 bindItems(addNotAnimated, 0,
3709 addNotAnimated.size(), false);
3711 if (addAnimated != null && !addAnimated.isEmpty()) {
3712 bindItems(addAnimated, 0,
3713 addAnimated.size(), true);
3716 // Remove the extra empty screen
3717 mWorkspace.removeExtraEmptyScreen(false, false);
3719 if (addedApps != null && mAppsView != null) {
3720 mAppsView.addApps(addedApps);
3725 * Bind the items start-end from the list.
3727 * Implementation of the method from LauncherModel.Callbacks.
3729 public void bindItems(final ArrayList<ItemInfo> shortcuts, final int start, final int end,
3730 final boolean forceAnimateIcons) {
3731 Runnable r = new Runnable() {
3733 bindItems(shortcuts, start, end, forceAnimateIcons);
3736 if (waitUntilResume(r)) {
3740 // Get the list of added shortcuts and intersect them with the set of shortcuts here
3741 final AnimatorSet anim = LauncherAnimUtils.createAnimatorSet();
3742 final Collection<Animator> bounceAnims = new ArrayList<Animator>();
3743 final boolean animateIcons = forceAnimateIcons && canRunNewAppsAnimation();
3744 Workspace workspace = mWorkspace;
3745 long newShortcutsScreenId = -1;
3746 for (int i = start; i < end; i++) {
3747 final ItemInfo item = shortcuts.get(i);
3749 // Short circuit if we are loading dock items for a configuration which has no dock
3750 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT &&
3755 switch (item.itemType) {
3756 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
3757 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
3758 ShortcutInfo info = (ShortcutInfo) item;
3759 View shortcut = createShortcut(info);
3762 * TODO: FIX collision case
3764 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) {
3765 CellLayout cl = mWorkspace.getScreenWithId(item.screenId);
3766 if (cl != null && cl.isOccupied(item.cellX, item.cellY)) {
3767 View v = cl.getChildAt(item.cellX, item.cellY);
3768 Object tag = v.getTag();
3769 String desc = "Collision while binding workspace item: " + item
3770 + ". Collides with " + tag;
3771 if (LauncherAppState.isDogfoodBuild()) {
3772 throw (new RuntimeException(desc));
3779 workspace.addInScreenFromBind(shortcut, item.container, item.screenId, item.cellX,
3782 // Animate all the applications up now
3783 shortcut.setAlpha(0f);
3784 shortcut.setScaleX(0f);
3785 shortcut.setScaleY(0f);
3786 bounceAnims.add(createNewAppBounceAnimation(shortcut, i));
3787 newShortcutsScreenId = item.screenId;
3790 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER:
3791 FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this,
3792 (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()),
3793 (FolderInfo) item, mIconCache);
3794 workspace.addInScreenFromBind(newFolder, item.container, item.screenId, item.cellX,
3798 throw new RuntimeException("Invalid Item Type");
3803 // Animate to the correct page
3804 if (newShortcutsScreenId > -1) {
3805 long currentScreenId = mWorkspace.getScreenIdForPageIndex(mWorkspace.getNextPage());
3806 final int newScreenIndex = mWorkspace.getPageIndexForScreenId(newShortcutsScreenId);
3807 final Runnable startBounceAnimRunnable = new Runnable() {
3809 anim.playTogether(bounceAnims);
3813 if (newShortcutsScreenId != currentScreenId) {
3814 // We post the animation slightly delayed to prevent slowdowns
3815 // when we are loading right after we return to launcher.
3816 mWorkspace.postDelayed(new Runnable() {
3818 if (mWorkspace != null) {
3819 mWorkspace.snapToPage(newScreenIndex);
3820 mWorkspace.postDelayed(startBounceAnimRunnable,
3821 NEW_APPS_ANIMATION_DELAY);
3824 }, NEW_APPS_PAGE_MOVE_DELAY);
3826 mWorkspace.postDelayed(startBounceAnimRunnable, NEW_APPS_ANIMATION_DELAY);
3830 workspace.requestLayout();
3834 * Implementation of the method from LauncherModel.Callbacks.
3836 public void bindFolders(final LongArrayMap<FolderInfo> folders) {
3837 Runnable r = new Runnable() {
3839 bindFolders(folders);
3842 if (waitUntilResume(r)) {
3845 sFolders = folders.clone();
3849 * Add the views for a widget to the workspace.
3851 * Implementation of the method from LauncherModel.Callbacks.
3853 public void bindAppWidget(final LauncherAppWidgetInfo item) {
3854 Runnable r = new Runnable() {
3856 bindAppWidget(item);
3859 if (waitUntilResume(r)) {
3863 final long start = DEBUG_WIDGETS ? SystemClock.uptimeMillis() : 0;
3864 if (DEBUG_WIDGETS) {
3865 Log.d(TAG, "bindAppWidget: " + item);
3867 final Workspace workspace = mWorkspace;
3869 LauncherAppWidgetProviderInfo appWidgetInfo =
3870 LauncherModel.getProviderInfo(this, item.providerName, item.user);
3872 if (!mIsSafeModeEnabled
3873 && ((item.restoreStatus & LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) == 0)
3874 && ((item.restoreStatus & LauncherAppWidgetInfo.FLAG_ID_NOT_VALID) != 0)) {
3875 if (appWidgetInfo == null) {
3876 if (DEBUG_WIDGETS) {
3877 Log.d(TAG, "Removing restored widget: id=" + item.appWidgetId
3878 + " belongs to component " + item.providerName
3879 + ", as the povider is null");
3881 LauncherModel.deleteItemFromDatabase(this, item);
3884 // Note: This assumes that the id remap broadcast is received before this step.
3885 // If that is not the case, the id remap will be ignored and user may see the
3886 // click to setup view.
3887 PendingAddWidgetInfo pendingInfo = new PendingAddWidgetInfo(this, appWidgetInfo, null);
3888 pendingInfo.spanX = item.spanX;
3889 pendingInfo.spanY = item.spanY;
3890 pendingInfo.minSpanX = item.minSpanX;
3891 pendingInfo.minSpanY = item.minSpanY;
3892 Bundle options = null;
3893 WidgetHostViewLoader.getDefaultOptionsForWidget(this, pendingInfo);
3895 int newWidgetId = mAppWidgetHost.allocateAppWidgetId();
3896 boolean success = mAppWidgetManager.bindAppWidgetIdIfAllowed(
3897 newWidgetId, appWidgetInfo, options);
3899 // TODO consider showing a permission dialog when the widget is clicked.
3901 mAppWidgetHost.deleteAppWidgetId(newWidgetId);
3902 if (DEBUG_WIDGETS) {
3903 Log.d(TAG, "Removing restored widget: id=" + item.appWidgetId
3904 + " belongs to component " + item.providerName
3905 + ", as the launcher is unable to bing a new widget id");
3907 LauncherModel.deleteItemFromDatabase(this, item);
3911 item.appWidgetId = newWidgetId;
3913 // If the widget has a configure activity, it is still needs to set it up, otherwise
3914 // the widget is ready to go.
3915 item.restoreStatus = (appWidgetInfo.configure == null)
3916 ? LauncherAppWidgetInfo.RESTORE_COMPLETED
3917 : LauncherAppWidgetInfo.FLAG_UI_NOT_READY;
3919 LauncherModel.updateItemInDatabase(this, item);
3922 if (!mIsSafeModeEnabled && item.restoreStatus == LauncherAppWidgetInfo.RESTORE_COMPLETED) {
3923 final int appWidgetId = item.appWidgetId;
3924 if (DEBUG_WIDGETS) {
3925 Log.d(TAG, "bindAppWidget: id=" + item.appWidgetId + " belongs to component "
3926 + appWidgetInfo.provider);
3929 item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo);
3930 item.minSpanX = appWidgetInfo.minSpanX;
3931 item.minSpanY = appWidgetInfo.minSpanY;
3933 appWidgetInfo = null;
3934 PendingAppWidgetHostView view = new PendingAppWidgetHostView(this, item,
3935 mIsSafeModeEnabled);
3936 view.updateIcon(mIconCache);
3937 item.hostView = view;
3938 item.hostView.updateAppWidget(null);
3939 item.hostView.setOnClickListener(this);
3942 item.hostView.setTag(item);
3943 item.onBindAppWidget(this);
3945 workspace.addInScreen(item.hostView, item.container, item.screenId, item.cellX,
3946 item.cellY, item.spanX, item.spanY, false);
3947 if (!item.isCustomWidget()) {
3948 addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo);
3951 workspace.requestLayout();
3953 if (DEBUG_WIDGETS) {
3954 Log.d(TAG, "bound widget id="+item.appWidgetId+" in "
3955 + (SystemClock.uptimeMillis()-start) + "ms");
3960 * Restores a pending widget.
3962 * @param appWidgetId The app widget id
3963 * @param cellInfo The position on screen where to create the widget.
3965 private void completeRestoreAppWidget(final int appWidgetId) {
3966 LauncherAppWidgetHostView view = mWorkspace.getWidgetForAppWidgetId(appWidgetId);
3967 if ((view == null) || !(view instanceof PendingAppWidgetHostView)) {
3968 Log.e(TAG, "Widget update called, when the widget no longer exists.");
3972 LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) view.getTag();
3973 info.restoreStatus = LauncherAppWidgetInfo.RESTORE_COMPLETED;
3975 mWorkspace.reinflateWidgetsIfNecessary();
3976 LauncherModel.updateItemInDatabase(this, info);
3979 public void onPageBoundSynchronously(int page) {
3980 mSynchronouslyBoundPages.add(page);
3984 * Callback saying that there aren't any more items to bind.
3986 * Implementation of the method from LauncherModel.Callbacks.
3988 public void finishBindingItems() {
3989 Runnable r = new Runnable() {
3991 finishBindingItems();
3994 if (waitUntilResume(r)) {
3997 if (mSavedState != null) {
3998 if (!mWorkspace.hasFocus()) {
3999 mWorkspace.getChildAt(mWorkspace.getCurrentPage()).requestFocus();
4004 mWorkspace.restoreInstanceStateForRemainingPages();
4006 setWorkspaceLoading(false);
4007 sendLoadingCompleteBroadcastIfNecessary();
4009 // If we received the result of any pending adds while the loader was running (e.g. the
4010 // widget configuration forced an orientation change), process them now.
4011 if (sPendingAddItem != null) {
4012 final long screenId = completeAdd(sPendingAddItem);
4014 // TODO: this moves the user to the page where the pending item was added. Ideally,
4015 // the screen would be guaranteed to exist after bind, and the page would be set through
4016 // the workspace restore process.
4017 mWorkspace.post(new Runnable() {
4020 mWorkspace.snapToScreenId(screenId);
4023 sPendingAddItem = null;
4026 InstallShortcutReceiver.disableAndFlushInstallQueue(this);
4028 if (mLauncherCallbacks != null) {
4029 mLauncherCallbacks.finishBindingItems(false);
4033 private void sendLoadingCompleteBroadcastIfNecessary() {
4034 if (!mSharedPrefs.getBoolean(FIRST_LOAD_COMPLETE, false)) {
4036 getResources().getString(R.string.receive_first_load_broadcast_permission);
4037 Intent intent = new Intent(ACTION_FIRST_LOAD_COMPLETE);
4038 sendBroadcast(intent, permission);
4039 SharedPreferences.Editor editor = mSharedPrefs.edit();
4040 editor.putBoolean(FIRST_LOAD_COMPLETE, true);
4045 public boolean isAllAppsButtonRank(int rank) {
4046 if (mHotseat != null) {
4047 return mHotseat.isAllAppsButtonRank(rank);
4052 private boolean canRunNewAppsAnimation() {
4053 long diff = System.currentTimeMillis() - mDragController.getLastGestureUpTime();
4054 return diff > (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000);
4057 private ValueAnimator createNewAppBounceAnimation(View v, int i) {
4058 ValueAnimator bounceAnim = LauncherAnimUtils.ofPropertyValuesHolder(v,
4059 PropertyValuesHolder.ofFloat("alpha", 1f),
4060 PropertyValuesHolder.ofFloat("scaleX", 1f),
4061 PropertyValuesHolder.ofFloat("scaleY", 1f));
4062 bounceAnim.setDuration(InstallShortcutReceiver.NEW_SHORTCUT_BOUNCE_DURATION);
4063 bounceAnim.setStartDelay(i * InstallShortcutReceiver.NEW_SHORTCUT_STAGGER_DELAY);
4064 bounceAnim.setInterpolator(new OvershootInterpolator(BOUNCE_ANIMATION_TENSION));
4068 public boolean useVerticalBarLayout() {
4069 return mDeviceProfile.isVerticalBarLayout();
4072 protected Rect getSearchBarBounds() {
4073 return mDeviceProfile.getSearchBarBounds(Utilities.isRtl(getResources()));
4076 public void bindSearchProviderChanged() {
4077 if (mSearchDropTargetBar == null) {
4081 mSearchDropTargetBar.removeView(mQsb);
4084 mSearchDropTargetBar.setQsbSearchBar(getOrCreateQsbBar());
4088 * A runnable that we can dequeue and re-enqueue when all applications are bound (to prevent
4089 * multiple calls to bind the same list.)
4091 @Thunk ArrayList<AppInfo> mTmpAppsList;
4092 private Runnable mBindAllApplicationsRunnable = new Runnable() {
4094 bindAllApplications(mTmpAppsList);
4095 mTmpAppsList = null;
4100 * Add the icons for all apps.
4102 * Implementation of the method from LauncherModel.Callbacks.
4104 public void bindAllApplications(final ArrayList<AppInfo> apps) {
4105 if (waitUntilResume(mBindAllApplicationsRunnable, true)) {
4106 mTmpAppsList = apps;
4110 if (mAppsView != null) {
4111 mAppsView.setApps(apps);
4113 if (mLauncherCallbacks != null) {
4114 mLauncherCallbacks.bindAllApplications(apps);
4119 * A package was updated.
4121 * Implementation of the method from LauncherModel.Callbacks.
4123 public void bindAppsUpdated(final ArrayList<AppInfo> apps) {
4124 Runnable r = new Runnable() {
4126 bindAppsUpdated(apps);
4129 if (waitUntilResume(r)) {
4133 if (mAppsView != null) {
4134 mAppsView.updateApps(apps);
4139 public void bindWidgetsRestored(final ArrayList<LauncherAppWidgetInfo> widgets) {
4140 Runnable r = new Runnable() {
4142 bindWidgetsRestored(widgets);
4145 if (waitUntilResume(r)) {
4148 mWorkspace.widgetsRestored(widgets);
4152 * Some shortcuts were updated in the background.
4154 * Implementation of the method from LauncherModel.Callbacks.
4157 public void bindShortcutsChanged(final ArrayList<ShortcutInfo> updated,
4158 final ArrayList<ShortcutInfo> removed, final UserHandleCompat user) {
4159 Runnable r = new Runnable() {
4161 bindShortcutsChanged(updated, removed, user);
4164 if (waitUntilResume(r)) {
4168 if (!updated.isEmpty()) {
4169 mWorkspace.updateShortcuts(updated);
4172 if (!removed.isEmpty()) {
4173 HashSet<ComponentName> removedComponents = new HashSet<ComponentName>();
4174 for (ShortcutInfo si : removed) {
4175 removedComponents.add(si.getTargetComponent());
4177 mWorkspace.removeItemsByComponentName(removedComponents, user);
4178 // Notify the drag controller
4179 mDragController.onAppsRemoved(new ArrayList<String>(), removedComponents);
4184 * Update the state of a package, typically related to install state.
4186 * Implementation of the method from LauncherModel.Callbacks.
4189 public void bindRestoreItemsChange(final HashSet<ItemInfo> updates) {
4190 Runnable r = new Runnable() {
4192 bindRestoreItemsChange(updates);
4195 if (waitUntilResume(r)) {
4199 mWorkspace.updateRestoreItems(updates);
4203 * A package was uninstalled. We take both the super set of packageNames
4204 * in addition to specific applications to remove, the reason being that
4205 * this can be called when a package is updated as well. In that scenario,
4206 * we only remove specific components from the workspace, where as
4207 * package-removal should clear all items by package name.
4209 * @param reason if non-zero, the icons are not permanently removed, rather marked as disabled.
4210 * Implementation of the method from LauncherModel.Callbacks.
4213 public void bindComponentsRemoved(final ArrayList<String> packageNames,
4214 final ArrayList<AppInfo> appInfos, final UserHandleCompat user, final int reason) {
4215 Runnable r = new Runnable() {
4217 bindComponentsRemoved(packageNames, appInfos, user, reason);
4220 if (waitUntilResume(r)) {
4225 HashSet<ComponentName> removedComponents = new HashSet<ComponentName>();
4226 for (AppInfo info : appInfos) {
4227 removedComponents.add(info.componentName);
4229 if (!packageNames.isEmpty()) {
4230 mWorkspace.removeItemsByPackageName(packageNames, user);
4232 if (!removedComponents.isEmpty()) {
4233 mWorkspace.removeItemsByComponentName(removedComponents, user);
4235 // Notify the drag controller
4236 mDragController.onAppsRemoved(packageNames, removedComponents);
4239 mWorkspace.disableShortcutsByPackageName(packageNames, user, reason);
4243 if (mAppsView != null) {
4244 mAppsView.removeApps(appInfos);
4248 private Runnable mBindPackagesUpdatedRunnable = new Runnable() {
4250 bindAllPackages(mWidgetsModel);
4255 public void bindAllPackages(final WidgetsModel model) {
4256 if (waitUntilResume(mBindPackagesUpdatedRunnable, true)) {
4257 mWidgetsModel = model;
4261 if (mWidgetsView != null && model != null) {
4262 mWidgetsView.addWidgets(model);
4263 mWidgetsModel = null;
4267 private int mapConfigurationOriActivityInfoOri(int configOri) {
4268 final Display d = getWindowManager().getDefaultDisplay();
4269 int naturalOri = Configuration.ORIENTATION_LANDSCAPE;
4270 switch (d.getRotation()) {
4271 case Surface.ROTATION_0:
4272 case Surface.ROTATION_180:
4273 // We are currently in the same basic orientation as the natural orientation
4274 naturalOri = configOri;
4276 case Surface.ROTATION_90:
4277 case Surface.ROTATION_270:
4278 // We are currently in the other basic orientation to the natural orientation
4279 naturalOri = (configOri == Configuration.ORIENTATION_LANDSCAPE) ?
4280 Configuration.ORIENTATION_PORTRAIT : Configuration.ORIENTATION_LANDSCAPE;
4285 ActivityInfo.SCREEN_ORIENTATION_PORTRAIT,
4286 ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE,
4287 ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT,
4288 ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE
4290 // Since the map starts at portrait, we need to offset if this device's natural orientation
4292 int indexOffset = 0;
4293 if (naturalOri == Configuration.ORIENTATION_LANDSCAPE) {
4296 return oriMap[(d.getRotation() + indexOffset) % 4];
4299 public void lockScreenOrientation() {
4300 if (mRotationEnabled) {
4301 if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR2) {
4302 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources()
4303 .getConfiguration().orientation));
4305 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LOCKED);
4310 public void unlockScreenOrientation(boolean immediate) {
4311 if (mRotationEnabled) {
4313 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
4315 mHandler.postDelayed(new Runnable() {
4317 setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
4319 }, mRestoreScreenOrientationDelay);
4324 protected boolean isLauncherPreinstalled() {
4325 if (mLauncherCallbacks != null) {
4326 return mLauncherCallbacks.isLauncherPreinstalled();
4328 PackageManager pm = getPackageManager();
4330 ApplicationInfo ai = pm.getApplicationInfo(getComponentName().getPackageName(), 0);
4331 if ((ai.flags & ApplicationInfo.FLAG_SYSTEM) != 0) {
4336 } catch (NameNotFoundException e) {
4337 e.printStackTrace();
4343 * This method indicates whether or not we should suggest default wallpaper dimensions
4344 * when our wallpaper cropper was not yet used to set a wallpaper.
4346 protected boolean overrideWallpaperDimensions() {
4347 if (mLauncherCallbacks != null) {
4348 return mLauncherCallbacks.overrideWallpaperDimensions();
4354 * To be overridden by subclasses to indicate that there is an activity to launch
4355 * before showing the standard launcher experience.
4357 protected boolean hasFirstRunActivity() {
4358 if (mLauncherCallbacks != null) {
4359 return mLauncherCallbacks.hasFirstRunActivity();
4365 * To be overridden by subclasses to launch any first run activity
4367 protected Intent getFirstRunActivity() {
4368 if (mLauncherCallbacks != null) {
4369 return mLauncherCallbacks.getFirstRunActivity();
4374 private boolean shouldRunFirstRunActivity() {
4375 return !ActivityManager.isRunningInTestHarness() &&
4376 !mSharedPrefs.getBoolean(FIRST_RUN_ACTIVITY_DISPLAYED, false);
4379 protected boolean hasRunFirstRunActivity() {
4380 return mSharedPrefs.getBoolean(FIRST_RUN_ACTIVITY_DISPLAYED, false);
4383 public boolean showFirstRunActivity() {
4384 if (shouldRunFirstRunActivity() &&
4385 hasFirstRunActivity()) {
4386 Intent firstRunIntent = getFirstRunActivity();
4387 if (firstRunIntent != null) {
4388 startActivity(firstRunIntent);
4389 markFirstRunActivityShown();
4396 private void markFirstRunActivityShown() {
4397 SharedPreferences.Editor editor = mSharedPrefs.edit();
4398 editor.putBoolean(FIRST_RUN_ACTIVITY_DISPLAYED, true);
4403 * To be overridden by subclasses to indicate that there is an in-activity full-screen intro
4404 * screen that must be displayed and dismissed.
4406 protected boolean hasDismissableIntroScreen() {
4407 if (mLauncherCallbacks != null) {
4408 return mLauncherCallbacks.hasDismissableIntroScreen();
4414 * Full screen intro screen to be shown and dismissed before the launcher can be used.
4416 protected View getIntroScreen() {
4417 if (mLauncherCallbacks != null) {
4418 return mLauncherCallbacks.getIntroScreen();
4424 * To be overriden by subclasses to indicate whether the in-activity intro screen has been
4425 * dismissed. This method is ignored if #hasDismissableIntroScreen returns false.
4427 private boolean shouldShowIntroScreen() {
4428 return hasDismissableIntroScreen() &&
4429 !mSharedPrefs.getBoolean(INTRO_SCREEN_DISMISSED, false);
4432 protected void showIntroScreen() {
4433 View introScreen = getIntroScreen();
4434 changeWallpaperVisiblity(false);
4435 if (introScreen != null) {
4436 mDragLayer.showOverlayView(introScreen);
4438 if (mLauncherOverlayContainer != null) {
4439 mLauncherOverlayContainer.setVisibility(View.INVISIBLE);
4443 public void dismissIntroScreen() {
4444 markIntroScreenDismissed();
4445 if (showFirstRunActivity()) {
4446 // We delay hiding the intro view until the first run activity is showing. This
4448 mWorkspace.postDelayed(new Runnable() {
4451 mDragLayer.dismissOverlayView();
4452 if (mLauncherOverlayContainer != null) {
4453 mLauncherOverlayContainer.setVisibility(View.VISIBLE);
4455 showFirstRunClings();
4457 }, ACTIVITY_START_DELAY);
4459 mDragLayer.dismissOverlayView();
4460 if (mLauncherOverlayContainer != null) {
4461 mLauncherOverlayContainer.setVisibility(View.VISIBLE);
4463 showFirstRunClings();
4465 changeWallpaperVisiblity(true);
4468 private void markIntroScreenDismissed() {
4469 SharedPreferences.Editor editor = mSharedPrefs.edit();
4470 editor.putBoolean(INTRO_SCREEN_DISMISSED, true);
4474 @Thunk void showFirstRunClings() {
4475 // The two first run cling paths are mutually exclusive, if the launcher is preinstalled
4476 // on the device, then we always show the first run cling experience (or if there is no
4477 // launcher2). Otherwise, we prompt the user upon started for migration
4478 LauncherClings launcherClings = new LauncherClings(this);
4479 if (launcherClings.shouldShowFirstRunOrMigrationClings()) {
4480 if (mModel.canMigrateFromOldLauncherDb(this)) {
4481 launcherClings.showMigrationCling();
4483 launcherClings.showLongPressCling(true);
4488 void showWorkspaceSearchAndHotseat() {
4489 if (mWorkspace != null) mWorkspace.setAlpha(1f);
4490 if (mHotseat != null) mHotseat.setAlpha(1f);
4491 if (mPageIndicators != null) mPageIndicators.setAlpha(1f);
4492 if (mSearchDropTargetBar != null) mSearchDropTargetBar.animateToState(
4493 SearchDropTargetBar.State.SEARCH_BAR, 0);
4496 void hideWorkspaceSearchAndHotseat() {
4497 if (mWorkspace != null) mWorkspace.setAlpha(0f);
4498 if (mHotseat != null) mHotseat.setAlpha(0f);
4499 if (mPageIndicators != null) mPageIndicators.setAlpha(0f);
4500 if (mSearchDropTargetBar != null) mSearchDropTargetBar.animateToState(
4501 SearchDropTargetBar.State.INVISIBLE, 0);
4504 // TODO: These method should be a part of LauncherSearchCallback
4505 @TargetApi(Build.VERSION_CODES.LOLLIPOP)
4506 public ItemInfo createAppDragInfo(Intent appLaunchIntent) {
4507 // Called from search suggestion
4508 UserHandleCompat user = null;
4509 if (Utilities.isLmpOrAbove()) {
4510 UserHandle userHandle = appLaunchIntent.getParcelableExtra(Intent.EXTRA_USER);
4511 if (userHandle != null) {
4512 user = UserHandleCompat.fromUser(userHandle);
4515 return createAppDragInfo(appLaunchIntent, user);
4518 // TODO: This method should be a part of LauncherSearchCallback
4519 public ItemInfo createAppDragInfo(Intent intent, UserHandleCompat user) {
4521 user = UserHandleCompat.myUserHandle();
4524 // Called from search suggestion, add the profile extra to the intent to ensure that we
4525 // can launch it correctly
4526 LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(this);
4527 LauncherActivityInfoCompat activityInfo = launcherApps.resolveActivity(intent, user);
4528 if (activityInfo == null) {
4531 return new AppInfo(this, activityInfo, user, mIconCache);
4534 // TODO: This method should be a part of LauncherSearchCallback
4535 public ItemInfo createShortcutDragInfo(Intent shortcutIntent, CharSequence caption,
4537 return new ShortcutInfo(shortcutIntent, caption, caption, icon,
4538 UserHandleCompat.myUserHandle());
4541 // TODO: This method should be a part of LauncherSearchCallback
4542 public void startDrag(View dragView, ItemInfo dragInfo, DragSource source) {
4543 dragView.setTag(dragInfo);
4544 mWorkspace.onExternalDragStartedWithItem(dragView);
4545 mWorkspace.beginExternalDragShared(dragView, source);
4548 protected void moveWorkspaceToDefaultScreen() {
4549 mWorkspace.moveToDefaultScreen(false);
4553 public void onPageSwitch(View newPage, int newPageIndex) {
4554 if (mLauncherCallbacks != null) {
4555 mLauncherCallbacks.onPageSwitch(newPage, newPageIndex);
4560 * Returns a FastBitmapDrawable with the icon, accurately sized.
4562 public FastBitmapDrawable createIconDrawable(Bitmap icon) {
4563 FastBitmapDrawable d = new FastBitmapDrawable(icon);
4564 d.setFilterBitmap(true);
4565 resizeIconDrawable(d);
4570 * Resizes an icon drawable to the correct icon size.
4572 public void resizeIconDrawable(Drawable icon) {
4573 icon.setBounds(0, 0, mDeviceProfile.iconSizePx, mDeviceProfile.iconSizePx);
4577 * Prints out out state for debugging.
4579 public void dumpState() {
4580 Log.d(TAG, "BEGIN launcher3 dump state for launcher " + this);
4581 Log.d(TAG, "mSavedState=" + mSavedState);
4582 Log.d(TAG, "mWorkspaceLoading=" + mWorkspaceLoading);
4583 Log.d(TAG, "mRestoring=" + mRestoring);
4584 Log.d(TAG, "mWaitingForResult=" + mWaitingForResult);
4585 Log.d(TAG, "mSavedInstanceState=" + mSavedInstanceState);
4586 Log.d(TAG, "sFolders.size=" + sFolders.size());
4588 // TODO(hyunyoungs): add mWidgetsView.dumpState(); or mWidgetsModel.dumpState();
4590 Log.d(TAG, "END launcher3 dump state");
4594 public void dump(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) {
4595 super.dump(prefix, fd, writer, args);
4596 synchronized (sDumpLogs) {
4597 writer.println(" ");
4598 writer.println("Debug logs: ");
4599 for (int i = 0; i < sDumpLogs.size(); i++) {
4600 writer.println(" " + sDumpLogs.get(i));
4603 if (mLauncherCallbacks != null) {
4604 mLauncherCallbacks.dump(prefix, fd, writer, args);
4608 public static void dumpDebugLogsToConsole() {
4609 if (DEBUG_DUMP_LOG) {
4610 synchronized (sDumpLogs) {
4612 Log.d(TAG, "*********************");
4613 Log.d(TAG, "Launcher debug logs: ");
4614 for (int i = 0; i < sDumpLogs.size(); i++) {
4615 Log.d(TAG, " " + sDumpLogs.get(i));
4617 Log.d(TAG, "*********************");
4623 public static void addDumpLog(String tag, String log, boolean debugLog) {
4624 addDumpLog(tag, log, null, debugLog);
4627 public static void addDumpLog(String tag, String log, Exception e, boolean debugLog) {
4635 if (DEBUG_DUMP_LOG) {
4636 sDateStamp.setTime(System.currentTimeMillis());
4637 synchronized (sDumpLogs) {
4638 sDumpLogs.add(sDateFormat.format(sDateStamp) + ": " + tag + ", " + log
4639 + (e == null ? "" : (", Exception: " + e)));
4644 public static CustomAppWidget getCustomAppWidget(String name) {
4645 return sCustomAppWidgets.get(name);
4648 public static HashMap<String, CustomAppWidget> getCustomAppWidgets() {
4649 return sCustomAppWidgets;
4652 public void dumpLogsToLocalData() {
4653 if (DEBUG_DUMP_LOG) {
4654 new AsyncTask<Void, Void, Void>() {
4655 public Void doInBackground(Void ... args) {
4656 boolean success = false;
4657 sDateStamp.setTime(sRunStart);
4658 String FILENAME = sDateStamp.getMonth() + "-"
4659 + sDateStamp.getDay() + "_"
4660 + sDateStamp.getHours() + "-"
4661 + sDateStamp.getMinutes() + "_"
4662 + sDateStamp.getSeconds() + ".txt";
4664 FileOutputStream fos = null;
4665 File outFile = null;
4667 outFile = new File(getFilesDir(), FILENAME);
4668 outFile.createNewFile();
4669 fos = new FileOutputStream(outFile);
4670 } catch (Exception e) {
4671 e.printStackTrace();
4674 PrintWriter writer = new PrintWriter(fos);
4676 writer.println(" ");
4677 writer.println("Debug logs: ");
4678 synchronized (sDumpLogs) {
4679 for (int i = 0; i < sDumpLogs.size(); i++) {
4680 writer.println(" " + sDumpLogs.get(i));
4690 } catch (IOException e) {
4691 e.printStackTrace();
4695 }.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, (Void) null);
4700 interface DebugIntents {
4701 static final String DELETE_DATABASE = "com.android.launcher3.action.DELETE_DATABASE";
4702 static final String MIGRATE_DATABASE = "com.android.launcher3.action.MIGRATE_DATABASE";