LauncherModel.java revision c3642d45098eed97ee278f7db370335d7fd407fc
1/* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.launcher3; 18 19import android.app.SearchManager; 20import android.appwidget.AppWidgetManager; 21import android.appwidget.AppWidgetProviderInfo; 22import android.content.BroadcastReceiver; 23import android.content.ComponentName; 24import android.content.ContentProviderOperation; 25import android.content.ContentResolver; 26import android.content.ContentValues; 27import android.content.Context; 28import android.content.Intent; 29import android.content.Intent.ShortcutIconResource; 30import android.content.IntentFilter; 31import android.content.pm.PackageManager; 32import android.content.pm.ProviderInfo; 33import android.content.pm.ResolveInfo; 34import android.database.Cursor; 35import android.graphics.Bitmap; 36import android.net.Uri; 37import android.os.DeadObjectException; 38import android.os.Environment; 39import android.os.Handler; 40import android.os.HandlerThread; 41import android.os.Looper; 42import android.os.Parcelable; 43import android.os.Process; 44import android.os.SystemClock; 45import android.os.TransactionTooLargeException; 46import android.provider.BaseColumns; 47import android.text.TextUtils; 48import android.util.Log; 49import android.util.LongSparseArray; 50import android.util.Pair; 51 52import com.android.launcher3.compat.AppWidgetManagerCompat; 53import com.android.launcher3.compat.LauncherActivityInfoCompat; 54import com.android.launcher3.compat.LauncherAppsCompat; 55import com.android.launcher3.compat.PackageInstallerCompat; 56import com.android.launcher3.compat.PackageInstallerCompat.PackageInstallInfo; 57import com.android.launcher3.compat.UserHandleCompat; 58import com.android.launcher3.compat.UserManagerCompat; 59import com.android.launcher3.config.ProviderConfig; 60import com.android.launcher3.model.MigrateFromRestoreTask; 61import com.android.launcher3.model.WidgetsModel; 62import com.android.launcher3.util.ComponentKey; 63import com.android.launcher3.util.CursorIconInfo; 64import com.android.launcher3.util.LongArrayMap; 65import com.android.launcher3.util.ManagedProfileHeuristic; 66import com.android.launcher3.util.Thunk; 67import com.android.launcher3.util.ViewOnDrawExecutor; 68 69import java.lang.ref.WeakReference; 70import java.net.URISyntaxException; 71import java.security.InvalidParameterException; 72import java.util.ArrayList; 73import java.util.Arrays; 74import java.util.Collection; 75import java.util.Collections; 76import java.util.Comparator; 77import java.util.HashMap; 78import java.util.HashSet; 79import java.util.Iterator; 80import java.util.List; 81import java.util.Map.Entry; 82import java.util.Set; 83import java.util.concurrent.Executor; 84 85/** 86 * Maintains in-memory state of the Launcher. It is expected that there should be only one 87 * LauncherModel object held in a static. Also provide APIs for updating the database state 88 * for the Launcher. 89 */ 90public class LauncherModel extends BroadcastReceiver 91 implements LauncherAppsCompat.OnAppsChangedCallbackCompat { 92 static final boolean DEBUG_LOADERS = false; 93 private static final boolean DEBUG_RECEIVER = false; 94 private static final boolean REMOVE_UNRESTORED_ICONS = true; 95 96 static final String TAG = "Launcher.Model"; 97 98 public static final int LOADER_FLAG_NONE = 0; 99 public static final int LOADER_FLAG_CLEAR_WORKSPACE = 1 << 0; 100 public static final int LOADER_FLAG_MIGRATE_SHORTCUTS = 1 << 1; 101 102 private static final int ITEMS_CHUNK = 6; // batch size for the workspace icons 103 private static final long INVALID_SCREEN_ID = -1L; 104 105 @Thunk final boolean mAppsCanBeOnRemoveableStorage; 106 private final boolean mOldContentProviderExists; 107 108 @Thunk final LauncherAppState mApp; 109 @Thunk final Object mLock = new Object(); 110 @Thunk DeferredHandler mHandler = new DeferredHandler(); 111 @Thunk LoaderTask mLoaderTask; 112 @Thunk boolean mIsLoaderTaskRunning; 113 @Thunk boolean mHasLoaderCompletedOnce; 114 115 private static final String MIGRATE_AUTHORITY = "com.android.launcher2.settings"; 116 117 @Thunk static final HandlerThread sWorkerThread = new HandlerThread("launcher-loader"); 118 static { 119 sWorkerThread.start(); 120 } 121 @Thunk static final Handler sWorker = new Handler(sWorkerThread.getLooper()); 122 123 // We start off with everything not loaded. After that, we assume that 124 // our monitoring of the package manager provides all updates and we never 125 // need to do a requery. These are only ever touched from the loader thread. 126 @Thunk boolean mWorkspaceLoaded; 127 @Thunk boolean mAllAppsLoaded; 128 129 /** 130 * Set of runnables to be called on the background thread after the workspace binding 131 * is complete. 132 */ 133 static final ArrayList<Runnable> mBindCompleteRunnables = new ArrayList<Runnable>(); 134 135 @Thunk WeakReference<Callbacks> mCallbacks; 136 137 // < only access in worker thread > 138 AllAppsList mBgAllAppsList; 139 // Entire list of widgets. 140 WidgetsModel mBgWidgetsModel; 141 142 // The lock that must be acquired before referencing any static bg data structures. Unlike 143 // other locks, this one can generally be held long-term because we never expect any of these 144 // static data structures to be referenced outside of the worker thread except on the first 145 // load after configuration change. 146 static final Object sBgLock = new Object(); 147 148 // sBgItemsIdMap maps *all* the ItemInfos (shortcuts, folders, and widgets) created by 149 // LauncherModel to their ids 150 static final LongArrayMap<ItemInfo> sBgItemsIdMap = new LongArrayMap<>(); 151 152 // sBgWorkspaceItems is passed to bindItems, which expects a list of all folders and shortcuts 153 // created by LauncherModel that are directly on the home screen (however, no widgets or 154 // shortcuts within folders). 155 static final ArrayList<ItemInfo> sBgWorkspaceItems = new ArrayList<ItemInfo>(); 156 157 // sBgAppWidgets is all LauncherAppWidgetInfo created by LauncherModel. Passed to bindAppWidget() 158 static final ArrayList<LauncherAppWidgetInfo> sBgAppWidgets = 159 new ArrayList<LauncherAppWidgetInfo>(); 160 161 // sBgFolders is all FolderInfos created by LauncherModel. Passed to bindFolders() 162 static final LongArrayMap<FolderInfo> sBgFolders = new LongArrayMap<>(); 163 164 // sBgWorkspaceScreens is the ordered set of workspace screens. 165 static final ArrayList<Long> sBgWorkspaceScreens = new ArrayList<Long>(); 166 167 // sBgWidgetProviders is the set of widget providers including custom internal widgets 168 public static HashMap<ComponentKey, LauncherAppWidgetProviderInfo> sBgWidgetProviders; 169 170 // sBgShortcutProviders is the set of custom shortcut providers 171 public static List<ResolveInfo> sBgShortcutProviders; 172 173 // sPendingPackages is a set of packages which could be on sdcard and are not available yet 174 static final HashMap<UserHandleCompat, HashSet<String>> sPendingPackages = 175 new HashMap<UserHandleCompat, HashSet<String>>(); 176 177 // </ only access in worker thread > 178 179 @Thunk IconCache mIconCache; 180 181 @Thunk final LauncherAppsCompat mLauncherApps; 182 @Thunk final UserManagerCompat mUserManager; 183 184 public interface Callbacks { 185 public boolean setLoadOnResume(); 186 public int getCurrentWorkspaceScreen(); 187 public void clearPendingBinds(); 188 public void startBinding(); 189 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end, 190 boolean forceAnimateIcons); 191 public void bindScreens(ArrayList<Long> orderedScreenIds); 192 public void bindAddScreens(ArrayList<Long> orderedScreenIds); 193 public void bindFolders(LongArrayMap<FolderInfo> folders); 194 public void finishBindingItems(); 195 public void bindAppWidget(LauncherAppWidgetInfo info); 196 public void bindAllApplications(ArrayList<AppInfo> apps); 197 public void bindAppsAdded(ArrayList<Long> newScreens, 198 ArrayList<ItemInfo> addNotAnimated, 199 ArrayList<ItemInfo> addAnimated, 200 ArrayList<AppInfo> addedApps); 201 public void bindAppsUpdated(ArrayList<AppInfo> apps); 202 public void bindShortcutsChanged(ArrayList<ShortcutInfo> updated, 203 ArrayList<ShortcutInfo> removed, UserHandleCompat user); 204 public void bindWidgetsRestored(ArrayList<LauncherAppWidgetInfo> widgets); 205 public void bindRestoreItemsChange(HashSet<ItemInfo> updates); 206 public void bindComponentsRemoved(ArrayList<String> packageNames, 207 ArrayList<AppInfo> appInfos, UserHandleCompat user, int reason); 208 public void bindAllPackages(WidgetsModel model); 209 public void bindSearchProviderChanged(); 210 public boolean isAllAppsButtonRank(int rank); 211 public void onPageBoundSynchronously(int page); 212 public void executeOnNextDraw(ViewOnDrawExecutor executor); 213 } 214 215 public interface ItemInfoFilter { 216 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn); 217 } 218 219 LauncherModel(LauncherAppState app, IconCache iconCache, AppFilter appFilter) { 220 Context context = app.getContext(); 221 222 mAppsCanBeOnRemoveableStorage = Environment.isExternalStorageRemovable(); 223 String oldProvider = context.getString(R.string.old_launcher_provider_uri); 224 // This may be the same as MIGRATE_AUTHORITY, or it may be replaced by a different 225 // resource string. 226 String redirectAuthority = Uri.parse(oldProvider).getAuthority(); 227 ProviderInfo providerInfo = 228 context.getPackageManager().resolveContentProvider(MIGRATE_AUTHORITY, 0); 229 ProviderInfo redirectProvider = 230 context.getPackageManager().resolveContentProvider(redirectAuthority, 0); 231 232 Log.d(TAG, "Old launcher provider: " + oldProvider); 233 mOldContentProviderExists = (providerInfo != null) && (redirectProvider != null); 234 235 if (mOldContentProviderExists) { 236 Log.d(TAG, "Old launcher provider exists."); 237 } else { 238 Log.d(TAG, "Old launcher provider does not exist."); 239 } 240 241 mApp = app; 242 mBgAllAppsList = new AllAppsList(iconCache, appFilter); 243 mBgWidgetsModel = new WidgetsModel(context, iconCache, appFilter); 244 mIconCache = iconCache; 245 246 mLauncherApps = LauncherAppsCompat.getInstance(context); 247 mUserManager = UserManagerCompat.getInstance(context); 248 } 249 250 /** Runs the specified runnable immediately if called from the main thread, otherwise it is 251 * posted on the main thread handler. */ 252 @Thunk void runOnMainThread(Runnable r) { 253 if (sWorkerThread.getThreadId() == Process.myTid()) { 254 // If we are on the worker thread, post onto the main handler 255 mHandler.post(r); 256 } else { 257 r.run(); 258 } 259 } 260 261 /** Runs the specified runnable immediately if called from the worker thread, otherwise it is 262 * posted on the worker thread handler. */ 263 @Thunk static void runOnWorkerThread(Runnable r) { 264 if (sWorkerThread.getThreadId() == Process.myTid()) { 265 r.run(); 266 } else { 267 // If we are not on the worker thread, then post to the worker handler 268 sWorker.post(r); 269 } 270 } 271 272 boolean canMigrateFromOldLauncherDb(Launcher launcher) { 273 return mOldContentProviderExists && !launcher.isLauncherPreinstalled() ; 274 } 275 276 public void setPackageState(final PackageInstallInfo installInfo) { 277 Runnable updateRunnable = new Runnable() { 278 279 @Override 280 public void run() { 281 synchronized (sBgLock) { 282 final HashSet<ItemInfo> updates = new HashSet<>(); 283 284 if (installInfo.state == PackageInstallerCompat.STATUS_INSTALLED) { 285 // Ignore install success events as they are handled by Package add events. 286 return; 287 } 288 289 for (ItemInfo info : sBgItemsIdMap) { 290 if (info instanceof ShortcutInfo) { 291 ShortcutInfo si = (ShortcutInfo) info; 292 ComponentName cn = si.getTargetComponent(); 293 if (si.isPromise() && (cn != null) 294 && installInfo.packageName.equals(cn.getPackageName())) { 295 si.setInstallProgress(installInfo.progress); 296 297 if (installInfo.state == PackageInstallerCompat.STATUS_FAILED) { 298 // Mark this info as broken. 299 si.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 300 } 301 updates.add(si); 302 } 303 } 304 } 305 306 for (LauncherAppWidgetInfo widget : sBgAppWidgets) { 307 if (widget.providerName.getPackageName().equals(installInfo.packageName)) { 308 widget.installProgress = installInfo.progress; 309 updates.add(widget); 310 } 311 } 312 313 if (!updates.isEmpty()) { 314 // Push changes to the callback. 315 Runnable r = new Runnable() { 316 public void run() { 317 Callbacks callbacks = getCallback(); 318 if (callbacks != null) { 319 callbacks.bindRestoreItemsChange(updates); 320 } 321 } 322 }; 323 mHandler.post(r); 324 } 325 } 326 } 327 }; 328 runOnWorkerThread(updateRunnable); 329 } 330 331 /** 332 * Updates the icons and label of all pending icons for the provided package name. 333 */ 334 public void updateSessionDisplayInfo(final String packageName) { 335 Runnable updateRunnable = new Runnable() { 336 337 @Override 338 public void run() { 339 synchronized (sBgLock) { 340 final ArrayList<ShortcutInfo> updates = new ArrayList<>(); 341 final UserHandleCompat user = UserHandleCompat.myUserHandle(); 342 343 for (ItemInfo info : sBgItemsIdMap) { 344 if (info instanceof ShortcutInfo) { 345 ShortcutInfo si = (ShortcutInfo) info; 346 ComponentName cn = si.getTargetComponent(); 347 if (si.isPromise() && (cn != null) 348 && packageName.equals(cn.getPackageName())) { 349 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 350 // For auto install apps update the icon as well as label. 351 mIconCache.getTitleAndIcon(si, 352 si.promisedIntent, user, 353 si.shouldUseLowResIcon()); 354 } else { 355 // Only update the icon for restored apps. 356 si.updateIcon(mIconCache); 357 } 358 updates.add(si); 359 } 360 } 361 } 362 363 if (!updates.isEmpty()) { 364 // Push changes to the callback. 365 Runnable r = new Runnable() { 366 public void run() { 367 Callbacks callbacks = getCallback(); 368 if (callbacks != null) { 369 callbacks.bindShortcutsChanged(updates, 370 new ArrayList<ShortcutInfo>(), user); 371 } 372 } 373 }; 374 mHandler.post(r); 375 } 376 } 377 } 378 }; 379 runOnWorkerThread(updateRunnable); 380 } 381 382 public void addAppsToAllApps(final Context ctx, final ArrayList<AppInfo> allAppsApps) { 383 final Callbacks callbacks = getCallback(); 384 385 if (allAppsApps == null) { 386 throw new RuntimeException("allAppsApps must not be null"); 387 } 388 if (allAppsApps.isEmpty()) { 389 return; 390 } 391 392 // Process the newly added applications and add them to the database first 393 Runnable r = new Runnable() { 394 public void run() { 395 runOnMainThread(new Runnable() { 396 public void run() { 397 Callbacks cb = getCallback(); 398 if (callbacks == cb && cb != null) { 399 callbacks.bindAppsAdded(null, null, null, allAppsApps); 400 } 401 } 402 }); 403 } 404 }; 405 runOnWorkerThread(r); 406 } 407 408 private static boolean findNextAvailableIconSpaceInScreen(ArrayList<ItemInfo> occupiedPos, 409 int[] xy, int spanX, int spanY) { 410 LauncherAppState app = LauncherAppState.getInstance(); 411 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 412 final int xCount = (int) profile.numColumns; 413 final int yCount = (int) profile.numRows; 414 boolean[][] occupied = new boolean[xCount][yCount]; 415 if (occupiedPos != null) { 416 for (ItemInfo r : occupiedPos) { 417 int right = r.cellX + r.spanX; 418 int bottom = r.cellY + r.spanY; 419 for (int x = r.cellX; 0 <= x && x < right && x < xCount; x++) { 420 for (int y = r.cellY; 0 <= y && y < bottom && y < yCount; y++) { 421 occupied[x][y] = true; 422 } 423 } 424 } 425 } 426 return Utilities.findVacantCell(xy, spanX, spanY, xCount, yCount, occupied); 427 } 428 429 /** 430 * Find a position on the screen for the given size or adds a new screen. 431 * @return screenId and the coordinates for the item. 432 */ 433 @Thunk Pair<Long, int[]> findSpaceForItem( 434 Context context, 435 ArrayList<Long> workspaceScreens, 436 ArrayList<Long> addedWorkspaceScreensFinal, 437 int spanX, int spanY) { 438 LongSparseArray<ArrayList<ItemInfo>> screenItems = new LongSparseArray<>(); 439 440 // Use sBgItemsIdMap as all the items are already loaded. 441 assertWorkspaceLoaded(); 442 synchronized (sBgLock) { 443 for (ItemInfo info : sBgItemsIdMap) { 444 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 445 ArrayList<ItemInfo> items = screenItems.get(info.screenId); 446 if (items == null) { 447 items = new ArrayList<>(); 448 screenItems.put(info.screenId, items); 449 } 450 items.add(info); 451 } 452 } 453 } 454 455 // Find appropriate space for the item. 456 long screenId = 0; 457 int[] cordinates = new int[2]; 458 boolean found = false; 459 460 int screenCount = workspaceScreens.size(); 461 // First check the preferred screen. 462 int preferredScreenIndex = workspaceScreens.isEmpty() ? 0 : 1; 463 if (preferredScreenIndex < screenCount) { 464 screenId = workspaceScreens.get(preferredScreenIndex); 465 found = findNextAvailableIconSpaceInScreen( 466 screenItems.get(screenId), cordinates, spanX, spanY); 467 } 468 469 if (!found) { 470 // Search on any of the screens starting from the first screen. 471 for (int screen = 1; screen < screenCount; screen++) { 472 screenId = workspaceScreens.get(screen); 473 if (findNextAvailableIconSpaceInScreen( 474 screenItems.get(screenId), cordinates, spanX, spanY)) { 475 // We found a space for it 476 found = true; 477 break; 478 } 479 } 480 } 481 482 if (!found) { 483 // Still no position found. Add a new screen to the end. 484 screenId = LauncherSettings.Settings.call(context.getContentResolver(), 485 LauncherSettings.Settings.METHOD_NEW_SCREEN_ID) 486 .getLong(LauncherSettings.Settings.EXTRA_VALUE); 487 488 // Save the screen id for binding in the workspace 489 workspaceScreens.add(screenId); 490 addedWorkspaceScreensFinal.add(screenId); 491 492 // If we still can't find an empty space, then God help us all!!! 493 if (!findNextAvailableIconSpaceInScreen( 494 screenItems.get(screenId), cordinates, spanX, spanY)) { 495 throw new RuntimeException("Can't find space to add the item"); 496 } 497 } 498 return Pair.create(screenId, cordinates); 499 } 500 501 /** 502 * Adds the provided items to the workspace. 503 */ 504 public void addAndBindAddedWorkspaceItems(final Context context, 505 final ArrayList<? extends ItemInfo> workspaceApps) { 506 final Callbacks callbacks = getCallback(); 507 if (workspaceApps.isEmpty()) { 508 return; 509 } 510 // Process the newly added applications and add them to the database first 511 Runnable r = new Runnable() { 512 public void run() { 513 final ArrayList<ItemInfo> addedShortcutsFinal = new ArrayList<ItemInfo>(); 514 final ArrayList<Long> addedWorkspaceScreensFinal = new ArrayList<Long>(); 515 516 // Get the list of workspace screens. We need to append to this list and 517 // can not use sBgWorkspaceScreens because loadWorkspace() may not have been 518 // called. 519 ArrayList<Long> workspaceScreens = loadWorkspaceScreensDb(context); 520 synchronized(sBgLock) { 521 for (ItemInfo item : workspaceApps) { 522 if (item instanceof ShortcutInfo) { 523 // Short-circuit this logic if the icon exists somewhere on the workspace 524 if (shortcutExists(context, item.getIntent(), item.user)) { 525 continue; 526 } 527 } 528 529 // Find appropriate space for the item. 530 Pair<Long, int[]> coords = findSpaceForItem(context, 531 workspaceScreens, addedWorkspaceScreensFinal, 1, 1); 532 long screenId = coords.first; 533 int[] cordinates = coords.second; 534 535 ItemInfo itemInfo; 536 if (item instanceof ShortcutInfo || item instanceof FolderInfo) { 537 itemInfo = item; 538 } else if (item instanceof AppInfo) { 539 itemInfo = ((AppInfo) item).makeShortcut(); 540 } else { 541 throw new RuntimeException("Unexpected info type"); 542 } 543 544 // Add the shortcut to the db 545 addItemToDatabase(context, itemInfo, 546 LauncherSettings.Favorites.CONTAINER_DESKTOP, 547 screenId, cordinates[0], cordinates[1]); 548 // Save the ShortcutInfo for binding in the workspace 549 addedShortcutsFinal.add(itemInfo); 550 } 551 } 552 553 // Update the workspace screens 554 updateWorkspaceScreenOrder(context, workspaceScreens); 555 556 if (!addedShortcutsFinal.isEmpty()) { 557 runOnMainThread(new Runnable() { 558 public void run() { 559 Callbacks cb = getCallback(); 560 if (callbacks == cb && cb != null) { 561 final ArrayList<ItemInfo> addAnimated = new ArrayList<ItemInfo>(); 562 final ArrayList<ItemInfo> addNotAnimated = new ArrayList<ItemInfo>(); 563 if (!addedShortcutsFinal.isEmpty()) { 564 ItemInfo info = addedShortcutsFinal.get(addedShortcutsFinal.size() - 1); 565 long lastScreenId = info.screenId; 566 for (ItemInfo i : addedShortcutsFinal) { 567 if (i.screenId == lastScreenId) { 568 addAnimated.add(i); 569 } else { 570 addNotAnimated.add(i); 571 } 572 } 573 } 574 callbacks.bindAppsAdded(addedWorkspaceScreensFinal, 575 addNotAnimated, addAnimated, null); 576 } 577 } 578 }); 579 } 580 } 581 }; 582 runOnWorkerThread(r); 583 } 584 585 private void unbindItemInfosAndClearQueuedBindRunnables() { 586 if (sWorkerThread.getThreadId() == Process.myTid()) { 587 throw new RuntimeException("Expected unbindLauncherItemInfos() to be called from the " + 588 "main thread"); 589 } 590 591 // Remove any queued UI runnables 592 mHandler.cancelAll(); 593 // Unbind all the workspace items 594 unbindWorkspaceItemsOnMainThread(); 595 } 596 597 /** Unbinds all the sBgWorkspaceItems and sBgAppWidgets on the main thread */ 598 void unbindWorkspaceItemsOnMainThread() { 599 // Ensure that we don't use the same workspace items data structure on the main thread 600 // by making a copy of workspace items first. 601 final ArrayList<ItemInfo> tmpItems = new ArrayList<ItemInfo>(); 602 synchronized (sBgLock) { 603 tmpItems.addAll(sBgWorkspaceItems); 604 tmpItems.addAll(sBgAppWidgets); 605 } 606 Runnable r = new Runnable() { 607 @Override 608 public void run() { 609 for (ItemInfo item : tmpItems) { 610 item.unbind(); 611 } 612 } 613 }; 614 runOnMainThread(r); 615 } 616 617 /** 618 * Adds an item to the DB if it was not created previously, or move it to a new 619 * <container, screen, cellX, cellY> 620 */ 621 static void addOrMoveItemInDatabase(Context context, ItemInfo item, long container, 622 long screenId, int cellX, int cellY) { 623 if (item.container == ItemInfo.NO_ID) { 624 // From all apps 625 addItemToDatabase(context, item, container, screenId, cellX, cellY); 626 } else { 627 // From somewhere else 628 moveItemInDatabase(context, item, container, screenId, cellX, cellY); 629 } 630 } 631 632 static void checkItemInfoLocked( 633 final long itemId, final ItemInfo item, StackTraceElement[] stackTrace) { 634 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 635 if (modelItem != null && item != modelItem) { 636 // check all the data is consistent 637 if (modelItem instanceof ShortcutInfo && item instanceof ShortcutInfo) { 638 ShortcutInfo modelShortcut = (ShortcutInfo) modelItem; 639 ShortcutInfo shortcut = (ShortcutInfo) item; 640 if (modelShortcut.title.toString().equals(shortcut.title.toString()) && 641 modelShortcut.intent.filterEquals(shortcut.intent) && 642 modelShortcut.id == shortcut.id && 643 modelShortcut.itemType == shortcut.itemType && 644 modelShortcut.container == shortcut.container && 645 modelShortcut.screenId == shortcut.screenId && 646 modelShortcut.cellX == shortcut.cellX && 647 modelShortcut.cellY == shortcut.cellY && 648 modelShortcut.spanX == shortcut.spanX && 649 modelShortcut.spanY == shortcut.spanY) { 650 // For all intents and purposes, this is the same object 651 return; 652 } 653 } 654 655 // the modelItem needs to match up perfectly with item if our model is 656 // to be consistent with the database-- for now, just require 657 // modelItem == item or the equality check above 658 String msg = "item: " + ((item != null) ? item.toString() : "null") + 659 "modelItem: " + 660 ((modelItem != null) ? modelItem.toString() : "null") + 661 "Error: ItemInfo passed to checkItemInfo doesn't match original"; 662 RuntimeException e = new RuntimeException(msg); 663 if (stackTrace != null) { 664 e.setStackTrace(stackTrace); 665 } 666 throw e; 667 } 668 } 669 670 static void checkItemInfo(final ItemInfo item) { 671 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 672 final long itemId = item.id; 673 Runnable r = new Runnable() { 674 public void run() { 675 synchronized (sBgLock) { 676 checkItemInfoLocked(itemId, item, stackTrace); 677 } 678 } 679 }; 680 runOnWorkerThread(r); 681 } 682 683 static void updateItemInDatabaseHelper(Context context, final ContentValues values, 684 final ItemInfo item, final String callingFunction) { 685 final long itemId = item.id; 686 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId); 687 final ContentResolver cr = context.getContentResolver(); 688 689 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 690 Runnable r = new Runnable() { 691 public void run() { 692 cr.update(uri, values, null, null); 693 updateItemArrays(item, itemId, stackTrace); 694 } 695 }; 696 runOnWorkerThread(r); 697 } 698 699 static void updateItemsInDatabaseHelper(Context context, final ArrayList<ContentValues> valuesList, 700 final ArrayList<ItemInfo> items, final String callingFunction) { 701 final ContentResolver cr = context.getContentResolver(); 702 703 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 704 Runnable r = new Runnable() { 705 public void run() { 706 ArrayList<ContentProviderOperation> ops = 707 new ArrayList<ContentProviderOperation>(); 708 int count = items.size(); 709 for (int i = 0; i < count; i++) { 710 ItemInfo item = items.get(i); 711 final long itemId = item.id; 712 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId); 713 ContentValues values = valuesList.get(i); 714 715 ops.add(ContentProviderOperation.newUpdate(uri).withValues(values).build()); 716 updateItemArrays(item, itemId, stackTrace); 717 718 } 719 try { 720 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 721 } catch (Exception e) { 722 e.printStackTrace(); 723 } 724 } 725 }; 726 runOnWorkerThread(r); 727 } 728 729 static void updateItemArrays(ItemInfo item, long itemId, StackTraceElement[] stackTrace) { 730 // Lock on mBgLock *after* the db operation 731 synchronized (sBgLock) { 732 checkItemInfoLocked(itemId, item, stackTrace); 733 734 if (item.container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 735 item.container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 736 // Item is in a folder, make sure this folder exists 737 if (!sBgFolders.containsKey(item.container)) { 738 // An items container is being set to a that of an item which is not in 739 // the list of Folders. 740 String msg = "item: " + item + " container being set to: " + 741 item.container + ", not in the list of folders"; 742 Log.e(TAG, msg); 743 } 744 } 745 746 // Items are added/removed from the corresponding FolderInfo elsewhere, such 747 // as in Workspace.onDrop. Here, we just add/remove them from the list of items 748 // that are on the desktop, as appropriate 749 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 750 if (modelItem != null && 751 (modelItem.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 752 modelItem.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT)) { 753 switch (modelItem.itemType) { 754 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 755 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 756 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 757 if (!sBgWorkspaceItems.contains(modelItem)) { 758 sBgWorkspaceItems.add(modelItem); 759 } 760 break; 761 default: 762 break; 763 } 764 } else { 765 sBgWorkspaceItems.remove(modelItem); 766 } 767 } 768 } 769 770 /** 771 * Move an item in the DB to a new <container, screen, cellX, cellY> 772 */ 773 public static void moveItemInDatabase(Context context, final ItemInfo item, final long container, 774 final long screenId, final int cellX, final int cellY) { 775 item.container = container; 776 item.cellX = cellX; 777 item.cellY = cellY; 778 779 // We store hotseat items in canonical form which is this orientation invariant position 780 // in the hotseat 781 if (context instanceof Launcher && screenId < 0 && 782 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 783 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 784 } else { 785 item.screenId = screenId; 786 } 787 788 final ContentValues values = new ContentValues(); 789 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 790 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 791 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 792 values.put(LauncherSettings.Favorites.RANK, item.rank); 793 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 794 795 updateItemInDatabaseHelper(context, values, item, "moveItemInDatabase"); 796 } 797 798 /** 799 * Move items in the DB to a new <container, screen, cellX, cellY>. We assume that the 800 * cellX, cellY have already been updated on the ItemInfos. 801 */ 802 static void moveItemsInDatabase(Context context, final ArrayList<ItemInfo> items, 803 final long container, final int screen) { 804 805 ArrayList<ContentValues> contentValues = new ArrayList<ContentValues>(); 806 int count = items.size(); 807 808 for (int i = 0; i < count; i++) { 809 ItemInfo item = items.get(i); 810 item.container = container; 811 812 // We store hotseat items in canonical form which is this orientation invariant position 813 // in the hotseat 814 if (context instanceof Launcher && screen < 0 && 815 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 816 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(item.cellX, 817 item.cellY); 818 } else { 819 item.screenId = screen; 820 } 821 822 final ContentValues values = new ContentValues(); 823 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 824 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 825 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 826 values.put(LauncherSettings.Favorites.RANK, item.rank); 827 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 828 829 contentValues.add(values); 830 } 831 updateItemsInDatabaseHelper(context, contentValues, items, "moveItemInDatabase"); 832 } 833 834 /** 835 * Move and/or resize item in the DB to a new <container, screen, cellX, cellY, spanX, spanY> 836 */ 837 static void modifyItemInDatabase(Context context, final ItemInfo item, final long container, 838 final long screenId, final int cellX, final int cellY, final int spanX, final int spanY) { 839 item.container = container; 840 item.cellX = cellX; 841 item.cellY = cellY; 842 item.spanX = spanX; 843 item.spanY = spanY; 844 845 // We store hotseat items in canonical form which is this orientation invariant position 846 // in the hotseat 847 if (context instanceof Launcher && screenId < 0 && 848 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 849 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 850 } else { 851 item.screenId = screenId; 852 } 853 854 final ContentValues values = new ContentValues(); 855 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 856 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 857 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 858 values.put(LauncherSettings.Favorites.RANK, item.rank); 859 values.put(LauncherSettings.Favorites.SPANX, item.spanX); 860 values.put(LauncherSettings.Favorites.SPANY, item.spanY); 861 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 862 863 updateItemInDatabaseHelper(context, values, item, "modifyItemInDatabase"); 864 } 865 866 /** 867 * Update an item to the database in a specified container. 868 */ 869 public static void updateItemInDatabase(Context context, final ItemInfo item) { 870 final ContentValues values = new ContentValues(); 871 item.onAddToDatabase(context, values); 872 updateItemInDatabaseHelper(context, values, item, "updateItemInDatabase"); 873 } 874 875 private void assertWorkspaceLoaded() { 876 if (ProviderConfig.IS_DOGFOOD_BUILD) { 877 synchronized (mLock) { 878 if (!mHasLoaderCompletedOnce || 879 (mLoaderTask != null && mLoaderTask.mIsLoadingAndBindingWorkspace)) { 880 throw new RuntimeException("Trying to add shortcut while loader is running"); 881 } 882 } 883 } 884 } 885 886 /** 887 * Returns true if the shortcuts already exists on the workspace. This must be called after 888 * the workspace has been loaded. We identify a shortcut by its intent. 889 */ 890 @Thunk boolean shortcutExists(Context context, Intent intent, UserHandleCompat user) { 891 assertWorkspaceLoaded(); 892 final String intentWithPkg, intentWithoutPkg; 893 if (intent.getComponent() != null) { 894 // If component is not null, an intent with null package will produce 895 // the same result and should also be a match. 896 String packageName = intent.getComponent().getPackageName(); 897 if (intent.getPackage() != null) { 898 intentWithPkg = intent.toUri(0); 899 intentWithoutPkg = new Intent(intent).setPackage(null).toUri(0); 900 } else { 901 intentWithPkg = new Intent(intent).setPackage(packageName).toUri(0); 902 intentWithoutPkg = intent.toUri(0); 903 } 904 } else { 905 intentWithPkg = intent.toUri(0); 906 intentWithoutPkg = intent.toUri(0); 907 } 908 909 synchronized (sBgLock) { 910 for (ItemInfo item : sBgItemsIdMap) { 911 if (item instanceof ShortcutInfo) { 912 ShortcutInfo info = (ShortcutInfo) item; 913 Intent targetIntent = info.promisedIntent == null 914 ? info.intent : info.promisedIntent; 915 if (targetIntent != null && info.user.equals(user)) { 916 String s = targetIntent.toUri(0); 917 if (intentWithPkg.equals(s) || intentWithoutPkg.equals(s)) { 918 return true; 919 } 920 } 921 } 922 } 923 } 924 return false; 925 } 926 927 /** 928 * Add an item to the database in a specified container. Sets the container, screen, cellX and 929 * cellY fields of the item. Also assigns an ID to the item. 930 */ 931 public static void addItemToDatabase(Context context, final ItemInfo item, final long container, 932 final long screenId, final int cellX, final int cellY) { 933 item.container = container; 934 item.cellX = cellX; 935 item.cellY = cellY; 936 // We store hotseat items in canonical form which is this orientation invariant position 937 // in the hotseat 938 if (context instanceof Launcher && screenId < 0 && 939 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 940 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 941 } else { 942 item.screenId = screenId; 943 } 944 945 final ContentValues values = new ContentValues(); 946 final ContentResolver cr = context.getContentResolver(); 947 item.onAddToDatabase(context, values); 948 949 item.id = LauncherSettings.Settings.call(cr, LauncherSettings.Settings.METHOD_NEW_ITEM_ID) 950 .getLong(LauncherSettings.Settings.EXTRA_VALUE); 951 952 values.put(LauncherSettings.Favorites._ID, item.id); 953 954 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 955 Runnable r = new Runnable() { 956 public void run() { 957 cr.insert(LauncherSettings.Favorites.CONTENT_URI, values); 958 959 // Lock on mBgLock *after* the db operation 960 synchronized (sBgLock) { 961 checkItemInfoLocked(item.id, item, stackTrace); 962 sBgItemsIdMap.put(item.id, item); 963 switch (item.itemType) { 964 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 965 sBgFolders.put(item.id, (FolderInfo) item); 966 // Fall through 967 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 968 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 969 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 970 item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 971 sBgWorkspaceItems.add(item); 972 } else { 973 if (!sBgFolders.containsKey(item.container)) { 974 // Adding an item to a folder that doesn't exist. 975 String msg = "adding item: " + item + " to a folder that " + 976 " doesn't exist"; 977 Log.e(TAG, msg); 978 } 979 } 980 break; 981 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 982 sBgAppWidgets.add((LauncherAppWidgetInfo) item); 983 break; 984 } 985 } 986 } 987 }; 988 runOnWorkerThread(r); 989 } 990 991 private static ArrayList<ItemInfo> getItemsByPackageName( 992 final String pn, final UserHandleCompat user) { 993 ItemInfoFilter filter = new ItemInfoFilter() { 994 @Override 995 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 996 return cn.getPackageName().equals(pn) && info.user.equals(user); 997 } 998 }; 999 return filterItemInfos(sBgItemsIdMap, filter); 1000 } 1001 1002 /** 1003 * Removes all the items from the database corresponding to the specified package. 1004 */ 1005 static void deletePackageFromDatabase(Context context, final String pn, 1006 final UserHandleCompat user) { 1007 deleteItemsFromDatabase(context, getItemsByPackageName(pn, user)); 1008 } 1009 1010 /** 1011 * Removes the specified item from the database 1012 */ 1013 public static void deleteItemFromDatabase(Context context, final ItemInfo item) { 1014 ArrayList<ItemInfo> items = new ArrayList<ItemInfo>(); 1015 items.add(item); 1016 deleteItemsFromDatabase(context, items); 1017 } 1018 1019 /** 1020 * Removes the specified items from the database 1021 */ 1022 static void deleteItemsFromDatabase(Context context, final ArrayList<? extends ItemInfo> items) { 1023 final ContentResolver cr = context.getContentResolver(); 1024 Runnable r = new Runnable() { 1025 public void run() { 1026 for (ItemInfo item : items) { 1027 final Uri uri = LauncherSettings.Favorites.getContentUri(item.id); 1028 cr.delete(uri, null, null); 1029 1030 // Lock on mBgLock *after* the db operation 1031 synchronized (sBgLock) { 1032 switch (item.itemType) { 1033 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1034 sBgFolders.remove(item.id); 1035 for (ItemInfo info: sBgItemsIdMap) { 1036 if (info.container == item.id) { 1037 // We are deleting a folder which still contains items that 1038 // think they are contained by that folder. 1039 String msg = "deleting a folder (" + item + ") which still " + 1040 "contains items (" + info + ")"; 1041 Log.e(TAG, msg); 1042 } 1043 } 1044 sBgWorkspaceItems.remove(item); 1045 break; 1046 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1047 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1048 sBgWorkspaceItems.remove(item); 1049 break; 1050 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1051 sBgAppWidgets.remove((LauncherAppWidgetInfo) item); 1052 break; 1053 } 1054 sBgItemsIdMap.remove(item.id); 1055 } 1056 } 1057 } 1058 }; 1059 runOnWorkerThread(r); 1060 } 1061 1062 /** 1063 * Update the order of the workspace screens in the database. The array list contains 1064 * a list of screen ids in the order that they should appear. 1065 */ 1066 public void updateWorkspaceScreenOrder(Context context, final ArrayList<Long> screens) { 1067 final ArrayList<Long> screensCopy = new ArrayList<Long>(screens); 1068 final ContentResolver cr = context.getContentResolver(); 1069 final Uri uri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1070 1071 // Remove any negative screen ids -- these aren't persisted 1072 Iterator<Long> iter = screensCopy.iterator(); 1073 while (iter.hasNext()) { 1074 long id = iter.next(); 1075 if (id < 0) { 1076 iter.remove(); 1077 } 1078 } 1079 1080 Runnable r = new Runnable() { 1081 @Override 1082 public void run() { 1083 ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>(); 1084 // Clear the table 1085 ops.add(ContentProviderOperation.newDelete(uri).build()); 1086 int count = screensCopy.size(); 1087 for (int i = 0; i < count; i++) { 1088 ContentValues v = new ContentValues(); 1089 long screenId = screensCopy.get(i); 1090 v.put(LauncherSettings.WorkspaceScreens._ID, screenId); 1091 v.put(LauncherSettings.WorkspaceScreens.SCREEN_RANK, i); 1092 ops.add(ContentProviderOperation.newInsert(uri).withValues(v).build()); 1093 } 1094 1095 try { 1096 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 1097 } catch (Exception ex) { 1098 throw new RuntimeException(ex); 1099 } 1100 1101 synchronized (sBgLock) { 1102 sBgWorkspaceScreens.clear(); 1103 sBgWorkspaceScreens.addAll(screensCopy); 1104 } 1105 } 1106 }; 1107 runOnWorkerThread(r); 1108 } 1109 1110 /** 1111 * Remove the specified folder and all its contents from the database. 1112 */ 1113 public static void deleteFolderAndContentsFromDatabase(Context context, final FolderInfo info) { 1114 final ContentResolver cr = context.getContentResolver(); 1115 1116 Runnable r = new Runnable() { 1117 public void run() { 1118 cr.delete(LauncherSettings.Favorites.getContentUri(info.id), null, null); 1119 // Lock on mBgLock *after* the db operation 1120 synchronized (sBgLock) { 1121 sBgItemsIdMap.remove(info.id); 1122 sBgFolders.remove(info.id); 1123 sBgWorkspaceItems.remove(info); 1124 } 1125 1126 cr.delete(LauncherSettings.Favorites.CONTENT_URI, 1127 LauncherSettings.Favorites.CONTAINER + "=" + info.id, null); 1128 // Lock on mBgLock *after* the db operation 1129 synchronized (sBgLock) { 1130 for (ItemInfo childInfo : info.contents) { 1131 sBgItemsIdMap.remove(childInfo.id); 1132 } 1133 } 1134 } 1135 }; 1136 runOnWorkerThread(r); 1137 } 1138 1139 /** 1140 * Set this as the current Launcher activity object for the loader. 1141 */ 1142 public void initialize(Callbacks callbacks) { 1143 synchronized (mLock) { 1144 // Disconnect any of the callbacks and drawables associated with ItemInfos on the 1145 // workspace to prevent leaking Launcher activities on orientation change. 1146 unbindItemInfosAndClearQueuedBindRunnables(); 1147 mCallbacks = new WeakReference<Callbacks>(callbacks); 1148 } 1149 } 1150 1151 @Override 1152 public void onPackageChanged(String packageName, UserHandleCompat user) { 1153 int op = PackageUpdatedTask.OP_UPDATE; 1154 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1155 user)); 1156 } 1157 1158 @Override 1159 public void onPackageRemoved(String packageName, UserHandleCompat user) { 1160 int op = PackageUpdatedTask.OP_REMOVE; 1161 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1162 user)); 1163 } 1164 1165 @Override 1166 public void onPackageAdded(String packageName, UserHandleCompat user) { 1167 int op = PackageUpdatedTask.OP_ADD; 1168 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1169 user)); 1170 } 1171 1172 @Override 1173 public void onPackagesAvailable(String[] packageNames, UserHandleCompat user, 1174 boolean replacing) { 1175 if (!replacing) { 1176 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_ADD, packageNames, 1177 user)); 1178 if (mAppsCanBeOnRemoveableStorage) { 1179 // Only rebind if we support removable storage. It catches the 1180 // case where 1181 // apps on the external sd card need to be reloaded 1182 startLoaderFromBackground(); 1183 } 1184 } else { 1185 // If we are replacing then just update the packages in the list 1186 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UPDATE, 1187 packageNames, user)); 1188 } 1189 } 1190 1191 @Override 1192 public void onPackagesUnavailable(String[] packageNames, UserHandleCompat user, 1193 boolean replacing) { 1194 if (!replacing) { 1195 enqueuePackageUpdated(new PackageUpdatedTask( 1196 PackageUpdatedTask.OP_UNAVAILABLE, packageNames, 1197 user)); 1198 } 1199 } 1200 1201 /** 1202 * Call from the handler for ACTION_PACKAGE_ADDED, ACTION_PACKAGE_REMOVED and 1203 * ACTION_PACKAGE_CHANGED. 1204 */ 1205 @Override 1206 public void onReceive(Context context, Intent intent) { 1207 if (DEBUG_RECEIVER) Log.d(TAG, "onReceive intent=" + intent); 1208 1209 final String action = intent.getAction(); 1210 if (Intent.ACTION_LOCALE_CHANGED.equals(action)) { 1211 // If we have changed locale we need to clear out the labels in all apps/workspace. 1212 forceReload(); 1213 } else if (SearchManager.INTENT_GLOBAL_SEARCH_ACTIVITY_CHANGED.equals(action)) { 1214 Callbacks callbacks = getCallback(); 1215 if (callbacks != null) { 1216 callbacks.bindSearchProviderChanged(); 1217 } 1218 } else if (LauncherAppsCompat.ACTION_MANAGED_PROFILE_ADDED.equals(action) 1219 || LauncherAppsCompat.ACTION_MANAGED_PROFILE_REMOVED.equals(action)) { 1220 UserManagerCompat.getInstance(context).enableAndResetCache(); 1221 forceReload(); 1222 } 1223 } 1224 1225 void forceReload() { 1226 resetLoadedState(true, true); 1227 1228 // Do this here because if the launcher activity is running it will be restarted. 1229 // If it's not running startLoaderFromBackground will merely tell it that it needs 1230 // to reload. 1231 startLoaderFromBackground(); 1232 } 1233 1234 public void resetLoadedState(boolean resetAllAppsLoaded, boolean resetWorkspaceLoaded) { 1235 synchronized (mLock) { 1236 // Stop any existing loaders first, so they don't set mAllAppsLoaded or 1237 // mWorkspaceLoaded to true later 1238 stopLoaderLocked(); 1239 if (resetAllAppsLoaded) mAllAppsLoaded = false; 1240 if (resetWorkspaceLoaded) mWorkspaceLoaded = false; 1241 } 1242 } 1243 1244 /** 1245 * When the launcher is in the background, it's possible for it to miss paired 1246 * configuration changes. So whenever we trigger the loader from the background 1247 * tell the launcher that it needs to re-run the loader when it comes back instead 1248 * of doing it now. 1249 */ 1250 public void startLoaderFromBackground() { 1251 boolean runLoader = false; 1252 Callbacks callbacks = getCallback(); 1253 if (callbacks != null) { 1254 // Only actually run the loader if they're not paused. 1255 if (!callbacks.setLoadOnResume()) { 1256 runLoader = true; 1257 } 1258 } 1259 if (runLoader) { 1260 startLoader(PagedView.INVALID_RESTORE_PAGE); 1261 } 1262 } 1263 1264 /** 1265 * If there is already a loader task running, tell it to stop. 1266 */ 1267 private void stopLoaderLocked() { 1268 LoaderTask oldTask = mLoaderTask; 1269 if (oldTask != null) { 1270 oldTask.stopLocked(); 1271 } 1272 } 1273 1274 public boolean isCurrentCallbacks(Callbacks callbacks) { 1275 return (mCallbacks != null && mCallbacks.get() == callbacks); 1276 } 1277 1278 public void startLoader(int synchronousBindPage) { 1279 startLoader(synchronousBindPage, LOADER_FLAG_NONE); 1280 } 1281 1282 public void startLoader(int synchronousBindPage, int loadFlags) { 1283 // Enable queue before starting loader. It will get disabled in Launcher#finishBindingItems 1284 InstallShortcutReceiver.enableInstallQueue(); 1285 synchronized (mLock) { 1286 // Don't bother to start the thread if we know it's not going to do anything 1287 if (mCallbacks != null && mCallbacks.get() != null) { 1288 final Callbacks oldCallbacks = mCallbacks.get(); 1289 // Clear any pending bind-runnables from the synchronized load process. 1290 runOnMainThread(new Runnable() { 1291 public void run() { 1292 oldCallbacks.clearPendingBinds(); 1293 } 1294 }); 1295 1296 // If there is already one running, tell it to stop. 1297 stopLoaderLocked(); 1298 mLoaderTask = new LoaderTask(mApp.getContext(), loadFlags); 1299 if (synchronousBindPage != PagedView.INVALID_RESTORE_PAGE 1300 && mAllAppsLoaded && mWorkspaceLoaded && !mIsLoaderTaskRunning) { 1301 mLoaderTask.runBindSynchronousPage(synchronousBindPage); 1302 } else { 1303 sWorkerThread.setPriority(Thread.NORM_PRIORITY); 1304 sWorker.post(mLoaderTask); 1305 } 1306 } 1307 } 1308 } 1309 1310 public void stopLoader() { 1311 synchronized (mLock) { 1312 if (mLoaderTask != null) { 1313 mLoaderTask.stopLocked(); 1314 } 1315 } 1316 } 1317 1318 /** 1319 * Loads the workspace screen ids in an ordered list. 1320 */ 1321 public static ArrayList<Long> loadWorkspaceScreensDb(Context context) { 1322 final ContentResolver contentResolver = context.getContentResolver(); 1323 final Uri screensUri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1324 1325 // Get screens ordered by rank. 1326 final Cursor sc = contentResolver.query(screensUri, null, null, null, 1327 LauncherSettings.WorkspaceScreens.SCREEN_RANK); 1328 ArrayList<Long> screenIds = new ArrayList<Long>(); 1329 try { 1330 final int idIndex = sc.getColumnIndexOrThrow(LauncherSettings.WorkspaceScreens._ID); 1331 while (sc.moveToNext()) { 1332 try { 1333 screenIds.add(sc.getLong(idIndex)); 1334 } catch (Exception e) { 1335 addDumpLog("Invalid screen id: " + e); 1336 } 1337 } 1338 } finally { 1339 sc.close(); 1340 } 1341 return screenIds; 1342 } 1343 1344 /** 1345 * Runnable for the thread that loads the contents of the launcher: 1346 * - workspace icons 1347 * - widgets 1348 * - all apps icons 1349 */ 1350 private class LoaderTask implements Runnable { 1351 private Context mContext; 1352 @Thunk boolean mIsLoadingAndBindingWorkspace; 1353 private boolean mStopped; 1354 @Thunk boolean mLoadAndBindStepFinished; 1355 private int mFlags; 1356 1357 LoaderTask(Context context, int flags) { 1358 mContext = context; 1359 mFlags = flags; 1360 } 1361 1362 private void loadAndBindWorkspace() { 1363 mIsLoadingAndBindingWorkspace = true; 1364 1365 // Load the workspace 1366 if (DEBUG_LOADERS) { 1367 Log.d(TAG, "loadAndBindWorkspace mWorkspaceLoaded=" + mWorkspaceLoaded); 1368 } 1369 1370 if (!mWorkspaceLoaded) { 1371 loadWorkspace(); 1372 synchronized (LoaderTask.this) { 1373 if (mStopped) { 1374 return; 1375 } 1376 mWorkspaceLoaded = true; 1377 } 1378 } 1379 1380 // Bind the workspace 1381 bindWorkspace(-1); 1382 } 1383 1384 private void waitForIdle() { 1385 // Wait until the either we're stopped or the other threads are done. 1386 // This way we don't start loading all apps until the workspace has settled 1387 // down. 1388 synchronized (LoaderTask.this) { 1389 final long workspaceWaitTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1390 1391 mHandler.postIdle(new Runnable() { 1392 public void run() { 1393 synchronized (LoaderTask.this) { 1394 mLoadAndBindStepFinished = true; 1395 if (DEBUG_LOADERS) { 1396 Log.d(TAG, "done with previous binding step"); 1397 } 1398 LoaderTask.this.notify(); 1399 } 1400 } 1401 }); 1402 1403 while (!mStopped && !mLoadAndBindStepFinished) { 1404 try { 1405 // Just in case mFlushingWorkerThread changes but we aren't woken up, 1406 // wait no longer than 1sec at a time 1407 this.wait(1000); 1408 } catch (InterruptedException ex) { 1409 // Ignore 1410 } 1411 } 1412 if (DEBUG_LOADERS) { 1413 Log.d(TAG, "waited " 1414 + (SystemClock.uptimeMillis()-workspaceWaitTime) 1415 + "ms for previous step to finish binding"); 1416 } 1417 } 1418 } 1419 1420 void runBindSynchronousPage(int synchronousBindPage) { 1421 if (synchronousBindPage == PagedView.INVALID_RESTORE_PAGE) { 1422 // Ensure that we have a valid page index to load synchronously 1423 throw new RuntimeException("Should not call runBindSynchronousPage() without " + 1424 "valid page index"); 1425 } 1426 if (!mAllAppsLoaded || !mWorkspaceLoaded) { 1427 // Ensure that we don't try and bind a specified page when the pages have not been 1428 // loaded already (we should load everything asynchronously in that case) 1429 throw new RuntimeException("Expecting AllApps and Workspace to be loaded"); 1430 } 1431 synchronized (mLock) { 1432 if (mIsLoaderTaskRunning) { 1433 // Ensure that we are never running the background loading at this point since 1434 // we also touch the background collections 1435 throw new RuntimeException("Error! Background loading is already running"); 1436 } 1437 } 1438 1439 // XXX: Throw an exception if we are already loading (since we touch the worker thread 1440 // data structures, we can't allow any other thread to touch that data, but because 1441 // this call is synchronous, we can get away with not locking). 1442 1443 // The LauncherModel is static in the LauncherAppState and mHandler may have queued 1444 // operations from the previous activity. We need to ensure that all queued operations 1445 // are executed before any synchronous binding work is done. 1446 mHandler.flush(); 1447 1448 // Divide the set of loaded items into those that we are binding synchronously, and 1449 // everything else that is to be bound normally (asynchronously). 1450 bindWorkspace(synchronousBindPage); 1451 // XXX: For now, continue posting the binding of AllApps as there are other issues that 1452 // arise from that. 1453 onlyBindAllApps(); 1454 } 1455 1456 public void run() { 1457 synchronized (mLock) { 1458 if (mStopped) { 1459 return; 1460 } 1461 mIsLoaderTaskRunning = true; 1462 } 1463 // Optimize for end-user experience: if the Launcher is up and // running with the 1464 // All Apps interface in the foreground, load All Apps first. Otherwise, load the 1465 // workspace first (default). 1466 keep_running: { 1467 if (DEBUG_LOADERS) Log.d(TAG, "step 1: loading workspace"); 1468 loadAndBindWorkspace(); 1469 1470 if (mStopped) { 1471 break keep_running; 1472 } 1473 1474 waitForIdle(); 1475 1476 // second step 1477 if (DEBUG_LOADERS) Log.d(TAG, "step 2: loading all apps"); 1478 loadAndBindAllApps(); 1479 } 1480 1481 // Clear out this reference, otherwise we end up holding it until all of the 1482 // callback runnables are done. 1483 mContext = null; 1484 1485 synchronized (mLock) { 1486 // If we are still the last one to be scheduled, remove ourselves. 1487 if (mLoaderTask == this) { 1488 mLoaderTask = null; 1489 } 1490 mIsLoaderTaskRunning = false; 1491 mHasLoaderCompletedOnce = true; 1492 } 1493 } 1494 1495 public void stopLocked() { 1496 synchronized (LoaderTask.this) { 1497 mStopped = true; 1498 this.notify(); 1499 } 1500 } 1501 1502 /** 1503 * Gets the callbacks object. If we've been stopped, or if the launcher object 1504 * has somehow been garbage collected, return null instead. Pass in the Callbacks 1505 * object that was around when the deferred message was scheduled, and if there's 1506 * a new Callbacks object around then also return null. This will save us from 1507 * calling onto it with data that will be ignored. 1508 */ 1509 Callbacks tryGetCallbacks(Callbacks oldCallbacks) { 1510 synchronized (mLock) { 1511 if (mStopped) { 1512 return null; 1513 } 1514 1515 if (mCallbacks == null) { 1516 return null; 1517 } 1518 1519 final Callbacks callbacks = mCallbacks.get(); 1520 if (callbacks != oldCallbacks) { 1521 return null; 1522 } 1523 if (callbacks == null) { 1524 Log.w(TAG, "no mCallbacks"); 1525 return null; 1526 } 1527 1528 return callbacks; 1529 } 1530 } 1531 1532 // check & update map of what's occupied; used to discard overlapping/invalid items 1533 private boolean checkItemPlacement(LongArrayMap<ItemInfo[][]> occupied, ItemInfo item, 1534 ArrayList<Long> workspaceScreens) { 1535 LauncherAppState app = LauncherAppState.getInstance(); 1536 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 1537 final int countX = profile.numColumns; 1538 final int countY = profile.numRows; 1539 1540 long containerIndex = item.screenId; 1541 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1542 // Return early if we detect that an item is under the hotseat button 1543 if (mCallbacks == null || 1544 mCallbacks.get().isAllAppsButtonRank((int) item.screenId)) { 1545 Log.e(TAG, "Error loading shortcut into hotseat " + item 1546 + " into position (" + item.screenId + ":" + item.cellX + "," 1547 + item.cellY + ") occupied by all apps"); 1548 return false; 1549 } 1550 1551 final ItemInfo[][] hotseatItems = 1552 occupied.get((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT); 1553 1554 if (item.screenId >= profile.numHotseatIcons) { 1555 Log.e(TAG, "Error loading shortcut " + item 1556 + " into hotseat position " + item.screenId 1557 + ", position out of bounds: (0 to " + (profile.numHotseatIcons - 1) 1558 + ")"); 1559 return false; 1560 } 1561 1562 if (hotseatItems != null) { 1563 if (hotseatItems[(int) item.screenId][0] != null) { 1564 Log.e(TAG, "Error loading shortcut into hotseat " + item 1565 + " into position (" + item.screenId + ":" + item.cellX + "," 1566 + item.cellY + ") occupied by " 1567 + occupied.get(LauncherSettings.Favorites.CONTAINER_HOTSEAT) 1568 [(int) item.screenId][0]); 1569 return false; 1570 } else { 1571 hotseatItems[(int) item.screenId][0] = item; 1572 return true; 1573 } 1574 } else { 1575 final ItemInfo[][] items = new ItemInfo[(int) profile.numHotseatIcons][1]; 1576 items[(int) item.screenId][0] = item; 1577 occupied.put((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT, items); 1578 return true; 1579 } 1580 } else if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 1581 if (!workspaceScreens.contains((Long) item.screenId)) { 1582 // The item has an invalid screen id. 1583 return false; 1584 } 1585 } else { 1586 // Skip further checking if it is not the hotseat or workspace container 1587 return true; 1588 } 1589 1590 if (!occupied.containsKey(item.screenId)) { 1591 ItemInfo[][] items = new ItemInfo[countX + 1][countY + 1]; 1592 occupied.put(item.screenId, items); 1593 } 1594 1595 final ItemInfo[][] screens = occupied.get(item.screenId); 1596 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 1597 item.cellX < 0 || item.cellY < 0 || 1598 item.cellX + item.spanX > countX || item.cellY + item.spanY > countY) { 1599 Log.e(TAG, "Error loading shortcut " + item 1600 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1601 + item.cellX + "," + item.cellY 1602 + ") out of screen bounds ( " + countX + "x" + countY + ")"); 1603 return false; 1604 } 1605 1606 // Check if any workspace icons overlap with each other 1607 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1608 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1609 if (screens[x][y] != null) { 1610 Log.e(TAG, "Error loading shortcut " + item 1611 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1612 + x + "," + y 1613 + ") occupied by " 1614 + screens[x][y]); 1615 return false; 1616 } 1617 } 1618 } 1619 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1620 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1621 screens[x][y] = item; 1622 } 1623 } 1624 1625 return true; 1626 } 1627 1628 /** Clears all the sBg data structures */ 1629 private void clearSBgDataStructures() { 1630 synchronized (sBgLock) { 1631 sBgWorkspaceItems.clear(); 1632 sBgAppWidgets.clear(); 1633 sBgFolders.clear(); 1634 sBgItemsIdMap.clear(); 1635 sBgWorkspaceScreens.clear(); 1636 } 1637 } 1638 1639 private void loadWorkspace() { 1640 final long t = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1641 1642 final Context context = mContext; 1643 final ContentResolver contentResolver = context.getContentResolver(); 1644 final PackageManager manager = context.getPackageManager(); 1645 final boolean isSafeMode = manager.isSafeMode(); 1646 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 1647 final boolean isSdCardReady = Utilities.isBootCompleted(); 1648 1649 LauncherAppState app = LauncherAppState.getInstance(); 1650 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 1651 int countX = profile.numColumns; 1652 int countY = profile.numRows; 1653 1654 if (MigrateFromRestoreTask.ENABLED && MigrateFromRestoreTask.shouldRunTask(mContext)) { 1655 long migrationStartTime = System.currentTimeMillis(); 1656 Log.v(TAG, "Starting workspace migration after restore"); 1657 try { 1658 MigrateFromRestoreTask task = new MigrateFromRestoreTask(mContext); 1659 // Clear the flags before starting the task, so that we do not run the task 1660 // again, in case there was an uncaught error. 1661 MigrateFromRestoreTask.clearFlags(mContext); 1662 task.execute(); 1663 } catch (Exception e) { 1664 Log.e(TAG, "Error during grid migration", e); 1665 1666 // Clear workspace. 1667 mFlags = mFlags | LOADER_FLAG_CLEAR_WORKSPACE; 1668 } 1669 Log.v(TAG, "Workspace migration completed in " 1670 + (System.currentTimeMillis() - migrationStartTime)); 1671 } 1672 1673 if ((mFlags & LOADER_FLAG_CLEAR_WORKSPACE) != 0) { 1674 Log.d(TAG, "loadWorkspace: resetting launcher database"); 1675 LauncherSettings.Settings.call(contentResolver, 1676 LauncherSettings.Settings.METHOD_DELETE_DB); 1677 } 1678 1679 if ((mFlags & LOADER_FLAG_MIGRATE_SHORTCUTS) != 0) { 1680 // append the user's Launcher2 shortcuts 1681 Log.d(TAG, "loadWorkspace: migrating from launcher2"); 1682 LauncherSettings.Settings.call(contentResolver, 1683 LauncherSettings.Settings.METHOD_MIGRATE_LAUNCHER2_SHORTCUTS); 1684 } else { 1685 // Make sure the default workspace is loaded 1686 Log.d(TAG, "loadWorkspace: loading default favorites"); 1687 LauncherSettings.Settings.call(contentResolver, 1688 LauncherSettings.Settings.METHOD_LOAD_DEFAULT_FAVORITES); 1689 } 1690 1691 synchronized (sBgLock) { 1692 clearSBgDataStructures(); 1693 final HashMap<String, Integer> installingPkgs = PackageInstallerCompat 1694 .getInstance(mContext).updateAndGetActiveSessionCache(); 1695 sBgWorkspaceScreens.addAll(loadWorkspaceScreensDb(mContext)); 1696 1697 final ArrayList<Long> itemsToRemove = new ArrayList<Long>(); 1698 final ArrayList<Long> restoredRows = new ArrayList<Long>(); 1699 final Uri contentUri = LauncherSettings.Favorites.CONTENT_URI; 1700 if (DEBUG_LOADERS) Log.d(TAG, "loading model from " + contentUri); 1701 final Cursor c = contentResolver.query(contentUri, null, null, null, null); 1702 1703 // +1 for the hotseat (it can be larger than the workspace) 1704 // Load workspace in reverse order to ensure that latest items are loaded first (and 1705 // before any earlier duplicates) 1706 final LongArrayMap<ItemInfo[][]> occupied = new LongArrayMap<>(); 1707 1708 try { 1709 final int idIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites._ID); 1710 final int intentIndex = c.getColumnIndexOrThrow 1711 (LauncherSettings.Favorites.INTENT); 1712 final int titleIndex = c.getColumnIndexOrThrow 1713 (LauncherSettings.Favorites.TITLE); 1714 final int containerIndex = c.getColumnIndexOrThrow( 1715 LauncherSettings.Favorites.CONTAINER); 1716 final int itemTypeIndex = c.getColumnIndexOrThrow( 1717 LauncherSettings.Favorites.ITEM_TYPE); 1718 final int appWidgetIdIndex = c.getColumnIndexOrThrow( 1719 LauncherSettings.Favorites.APPWIDGET_ID); 1720 final int appWidgetProviderIndex = c.getColumnIndexOrThrow( 1721 LauncherSettings.Favorites.APPWIDGET_PROVIDER); 1722 final int screenIndex = c.getColumnIndexOrThrow( 1723 LauncherSettings.Favorites.SCREEN); 1724 final int cellXIndex = c.getColumnIndexOrThrow 1725 (LauncherSettings.Favorites.CELLX); 1726 final int cellYIndex = c.getColumnIndexOrThrow 1727 (LauncherSettings.Favorites.CELLY); 1728 final int spanXIndex = c.getColumnIndexOrThrow 1729 (LauncherSettings.Favorites.SPANX); 1730 final int spanYIndex = c.getColumnIndexOrThrow( 1731 LauncherSettings.Favorites.SPANY); 1732 final int rankIndex = c.getColumnIndexOrThrow( 1733 LauncherSettings.Favorites.RANK); 1734 final int restoredIndex = c.getColumnIndexOrThrow( 1735 LauncherSettings.Favorites.RESTORED); 1736 final int profileIdIndex = c.getColumnIndexOrThrow( 1737 LauncherSettings.Favorites.PROFILE_ID); 1738 final int optionsIndex = c.getColumnIndexOrThrow( 1739 LauncherSettings.Favorites.OPTIONS); 1740 final CursorIconInfo cursorIconInfo = new CursorIconInfo(c); 1741 1742 final LongSparseArray<UserHandleCompat> allUsers = new LongSparseArray<>(); 1743 for (UserHandleCompat user : mUserManager.getUserProfiles()) { 1744 allUsers.put(mUserManager.getSerialNumberForUser(user), user); 1745 } 1746 1747 ShortcutInfo info; 1748 String intentDescription; 1749 LauncherAppWidgetInfo appWidgetInfo; 1750 int container; 1751 long id; 1752 long serialNumber; 1753 Intent intent; 1754 UserHandleCompat user; 1755 1756 while (!mStopped && c.moveToNext()) { 1757 try { 1758 int itemType = c.getInt(itemTypeIndex); 1759 boolean restored = 0 != c.getInt(restoredIndex); 1760 boolean allowMissingTarget = false; 1761 container = c.getInt(containerIndex); 1762 1763 switch (itemType) { 1764 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1765 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1766 id = c.getLong(idIndex); 1767 intentDescription = c.getString(intentIndex); 1768 serialNumber = c.getInt(profileIdIndex); 1769 user = allUsers.get(serialNumber); 1770 int promiseType = c.getInt(restoredIndex); 1771 int disabledState = 0; 1772 boolean itemReplaced = false; 1773 if (user == null) { 1774 // User has been deleted remove the item. 1775 itemsToRemove.add(id); 1776 continue; 1777 } 1778 try { 1779 intent = Intent.parseUri(intentDescription, 0); 1780 ComponentName cn = intent.getComponent(); 1781 if (cn != null && cn.getPackageName() != null) { 1782 boolean validPkg = launcherApps.isPackageEnabledForProfile( 1783 cn.getPackageName(), user); 1784 boolean validComponent = validPkg && 1785 launcherApps.isActivityEnabledForProfile(cn, user); 1786 1787 if (validComponent) { 1788 if (restored) { 1789 // no special handling necessary for this item 1790 restoredRows.add(id); 1791 restored = false; 1792 } 1793 } else if (validPkg) { 1794 intent = null; 1795 if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 1796 // We allow auto install apps to have their intent 1797 // updated after an install. 1798 intent = manager.getLaunchIntentForPackage( 1799 cn.getPackageName()); 1800 if (intent != null) { 1801 ContentValues values = new ContentValues(); 1802 values.put(LauncherSettings.Favorites.INTENT, 1803 intent.toUri(0)); 1804 updateItem(id, values); 1805 } 1806 } 1807 1808 if (intent == null) { 1809 // The app is installed but the component is no 1810 // longer available. 1811 addDumpLog("Invalid component removed: " + cn); 1812 itemsToRemove.add(id); 1813 continue; 1814 } else { 1815 // no special handling necessary for this item 1816 restoredRows.add(id); 1817 restored = false; 1818 } 1819 } else if (restored) { 1820 // Package is not yet available but might be 1821 // installed later. 1822 addDumpLog("package not yet restored: " + cn); 1823 1824 if ((promiseType & ShortcutInfo.FLAG_RESTORE_STARTED) != 0) { 1825 // Restore has started once. 1826 } else if (installingPkgs.containsKey(cn.getPackageName())) { 1827 // App restore has started. Update the flag 1828 promiseType |= ShortcutInfo.FLAG_RESTORE_STARTED; 1829 ContentValues values = new ContentValues(); 1830 values.put(LauncherSettings.Favorites.RESTORED, 1831 promiseType); 1832 updateItem(id, values); 1833 } else if ((promiseType & ShortcutInfo.FLAG_RESTORED_APP_TYPE) != 0) { 1834 // This is a common app. Try to replace this. 1835 int appType = CommonAppTypeParser.decodeItemTypeFromFlag(promiseType); 1836 CommonAppTypeParser parser = new CommonAppTypeParser(id, appType, context); 1837 if (parser.findDefaultApp()) { 1838 // Default app found. Replace it. 1839 intent = parser.parsedIntent; 1840 cn = intent.getComponent(); 1841 ContentValues values = parser.parsedValues; 1842 values.put(LauncherSettings.Favorites.RESTORED, 0); 1843 updateItem(id, values); 1844 restored = false; 1845 itemReplaced = true; 1846 1847 } else if (REMOVE_UNRESTORED_ICONS) { 1848 addDumpLog("Unrestored package removed: " + cn); 1849 itemsToRemove.add(id); 1850 continue; 1851 } 1852 } else if (REMOVE_UNRESTORED_ICONS) { 1853 addDumpLog("Unrestored package removed: " + cn); 1854 itemsToRemove.add(id); 1855 continue; 1856 } 1857 } else if (launcherApps.isAppEnabled( 1858 manager, cn.getPackageName(), 1859 PackageManager.GET_UNINSTALLED_PACKAGES)) { 1860 // Package is present but not available. 1861 allowMissingTarget = true; 1862 disabledState = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 1863 } else if (!isSdCardReady) { 1864 // SdCard is not ready yet. Package might get available, 1865 // once it is ready. 1866 Log.d(TAG, "Invalid package: " + cn + " (check again later)"); 1867 HashSet<String> pkgs = sPendingPackages.get(user); 1868 if (pkgs == null) { 1869 pkgs = new HashSet<String>(); 1870 sPendingPackages.put(user, pkgs); 1871 } 1872 pkgs.add(cn.getPackageName()); 1873 allowMissingTarget = true; 1874 // Add the icon on the workspace anyway. 1875 1876 } else { 1877 // Do not wait for external media load anymore. 1878 // Log the invalid package, and remove it 1879 addDumpLog("Invalid package removed: " + cn); 1880 itemsToRemove.add(id); 1881 continue; 1882 } 1883 } else if (cn == null) { 1884 // For shortcuts with no component, keep them as they are 1885 restoredRows.add(id); 1886 restored = false; 1887 } 1888 } catch (URISyntaxException e) { 1889 addDumpLog("Invalid uri: " + intentDescription); 1890 itemsToRemove.add(id); 1891 continue; 1892 } 1893 1894 boolean useLowResIcon = container >= 0 && 1895 c.getInt(rankIndex) >= FolderIcon.NUM_ITEMS_IN_PREVIEW; 1896 1897 if (itemReplaced) { 1898 if (user.equals(UserHandleCompat.myUserHandle())) { 1899 info = getAppShortcutInfo(manager, intent, user, context, null, 1900 cursorIconInfo.iconIndex, titleIndex, 1901 false, useLowResIcon); 1902 } else { 1903 // Don't replace items for other profiles. 1904 itemsToRemove.add(id); 1905 continue; 1906 } 1907 } else if (restored) { 1908 if (user.equals(UserHandleCompat.myUserHandle())) { 1909 info = getRestoredItemInfo(c, titleIndex, intent, 1910 promiseType, itemType, cursorIconInfo, context); 1911 intent = getRestoredItemIntent(c, context, intent); 1912 } else { 1913 // Don't restore items for other profiles. 1914 itemsToRemove.add(id); 1915 continue; 1916 } 1917 } else if (itemType == 1918 LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 1919 info = getAppShortcutInfo(manager, intent, user, context, c, 1920 cursorIconInfo.iconIndex, titleIndex, 1921 allowMissingTarget, useLowResIcon); 1922 } else { 1923 info = getShortcutInfo(c, context, titleIndex, cursorIconInfo); 1924 1925 // App shortcuts that used to be automatically added to Launcher 1926 // didn't always have the correct intent flags set, so do that 1927 // here 1928 if (intent.getAction() != null && 1929 intent.getCategories() != null && 1930 intent.getAction().equals(Intent.ACTION_MAIN) && 1931 intent.getCategories().contains(Intent.CATEGORY_LAUNCHER)) { 1932 intent.addFlags( 1933 Intent.FLAG_ACTIVITY_NEW_TASK | 1934 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1935 } 1936 } 1937 1938 if (info != null) { 1939 info.id = id; 1940 info.intent = intent; 1941 info.container = container; 1942 info.screenId = c.getInt(screenIndex); 1943 info.cellX = c.getInt(cellXIndex); 1944 info.cellY = c.getInt(cellYIndex); 1945 info.rank = c.getInt(rankIndex); 1946 info.spanX = 1; 1947 info.spanY = 1; 1948 info.intent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 1949 if (info.promisedIntent != null) { 1950 info.promisedIntent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 1951 } 1952 info.isDisabled = disabledState; 1953 if (isSafeMode && !Utilities.isSystemApp(context, intent)) { 1954 info.isDisabled |= ShortcutInfo.FLAG_DISABLED_SAFEMODE; 1955 } 1956 1957 // check & update map of what's occupied 1958 if (!checkItemPlacement(occupied, info, sBgWorkspaceScreens)) { 1959 itemsToRemove.add(id); 1960 break; 1961 } 1962 1963 if (restored) { 1964 ComponentName cn = info.getTargetComponent(); 1965 if (cn != null) { 1966 Integer progress = installingPkgs.get(cn.getPackageName()); 1967 if (progress != null) { 1968 info.setInstallProgress(progress); 1969 } else { 1970 info.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 1971 } 1972 } 1973 } 1974 1975 switch (container) { 1976 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 1977 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 1978 sBgWorkspaceItems.add(info); 1979 break; 1980 default: 1981 // Item is in a user folder 1982 FolderInfo folderInfo = 1983 findOrMakeFolder(sBgFolders, container); 1984 folderInfo.add(info); 1985 break; 1986 } 1987 sBgItemsIdMap.put(info.id, info); 1988 } else { 1989 throw new RuntimeException("Unexpected null ShortcutInfo"); 1990 } 1991 break; 1992 1993 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1994 id = c.getLong(idIndex); 1995 FolderInfo folderInfo = findOrMakeFolder(sBgFolders, id); 1996 1997 // Do not trim the folder label, as is was set by the user. 1998 folderInfo.title = c.getString(titleIndex); 1999 folderInfo.id = id; 2000 folderInfo.container = container; 2001 folderInfo.screenId = c.getInt(screenIndex); 2002 folderInfo.cellX = c.getInt(cellXIndex); 2003 folderInfo.cellY = c.getInt(cellYIndex); 2004 folderInfo.spanX = 1; 2005 folderInfo.spanY = 1; 2006 folderInfo.options = c.getInt(optionsIndex); 2007 2008 // check & update map of what's occupied 2009 if (!checkItemPlacement(occupied, folderInfo, sBgWorkspaceScreens)) { 2010 itemsToRemove.add(id); 2011 break; 2012 } 2013 2014 switch (container) { 2015 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2016 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2017 sBgWorkspaceItems.add(folderInfo); 2018 break; 2019 } 2020 2021 if (restored) { 2022 // no special handling required for restored folders 2023 restoredRows.add(id); 2024 } 2025 2026 sBgItemsIdMap.put(folderInfo.id, folderInfo); 2027 sBgFolders.put(folderInfo.id, folderInfo); 2028 break; 2029 2030 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 2031 case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET: 2032 // Read all Launcher-specific widget details 2033 boolean customWidget = itemType == 2034 LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET; 2035 2036 int appWidgetId = c.getInt(appWidgetIdIndex); 2037 serialNumber = c.getLong(profileIdIndex); 2038 String savedProvider = c.getString(appWidgetProviderIndex); 2039 id = c.getLong(idIndex); 2040 user = allUsers.get(serialNumber); 2041 if (user == null) { 2042 itemsToRemove.add(id); 2043 continue; 2044 } 2045 2046 final ComponentName component = 2047 ComponentName.unflattenFromString(savedProvider); 2048 2049 final int restoreStatus = c.getInt(restoredIndex); 2050 final boolean isIdValid = (restoreStatus & 2051 LauncherAppWidgetInfo.FLAG_ID_NOT_VALID) == 0; 2052 final boolean wasProviderReady = (restoreStatus & 2053 LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) == 0; 2054 2055 final LauncherAppWidgetProviderInfo provider = 2056 LauncherModel.getProviderInfo(context, 2057 ComponentName.unflattenFromString(savedProvider), 2058 user); 2059 2060 final boolean isProviderReady = isValidProvider(provider); 2061 if (!isSafeMode && !customWidget && 2062 wasProviderReady && !isProviderReady) { 2063 addDumpLog("Deleting widget that isn't installed anymore: " 2064 + provider); 2065 itemsToRemove.add(id); 2066 } else { 2067 if (isProviderReady) { 2068 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2069 provider.provider); 2070 2071 // The provider is available. So the widget is either 2072 // available or not available. We do not need to track 2073 // any future restore updates. 2074 int status = restoreStatus & 2075 ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2076 if (!wasProviderReady) { 2077 // If provider was not previously ready, update the 2078 // status and UI flag. 2079 2080 // Id would be valid only if the widget restore broadcast was received. 2081 if (isIdValid) { 2082 status = LauncherAppWidgetInfo.FLAG_UI_NOT_READY; 2083 } else { 2084 status &= ~LauncherAppWidgetInfo 2085 .FLAG_PROVIDER_NOT_READY; 2086 } 2087 } 2088 appWidgetInfo.restoreStatus = status; 2089 } else { 2090 Log.v(TAG, "Widget restore pending id=" + id 2091 + " appWidgetId=" + appWidgetId 2092 + " status =" + restoreStatus); 2093 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2094 component); 2095 appWidgetInfo.restoreStatus = restoreStatus; 2096 Integer installProgress = installingPkgs.get(component.getPackageName()); 2097 2098 if ((restoreStatus & LauncherAppWidgetInfo.FLAG_RESTORE_STARTED) != 0) { 2099 // Restore has started once. 2100 } else if (installProgress != null) { 2101 // App restore has started. Update the flag 2102 appWidgetInfo.restoreStatus |= 2103 LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2104 } else if (REMOVE_UNRESTORED_ICONS && !isSafeMode) { 2105 addDumpLog("Unrestored widget removed: " + component); 2106 itemsToRemove.add(id); 2107 continue; 2108 } 2109 2110 appWidgetInfo.installProgress = 2111 installProgress == null ? 0 : installProgress; 2112 } 2113 2114 appWidgetInfo.id = id; 2115 appWidgetInfo.screenId = c.getInt(screenIndex); 2116 appWidgetInfo.cellX = c.getInt(cellXIndex); 2117 appWidgetInfo.cellY = c.getInt(cellYIndex); 2118 appWidgetInfo.spanX = c.getInt(spanXIndex); 2119 appWidgetInfo.spanY = c.getInt(spanYIndex); 2120 appWidgetInfo.user = user; 2121 2122 if (container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 2123 container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2124 Log.e(TAG, "Widget found where container != " + 2125 "CONTAINER_DESKTOP nor CONTAINER_HOTSEAT - ignoring!"); 2126 itemsToRemove.add(id); 2127 continue; 2128 } 2129 2130 appWidgetInfo.container = container; 2131 // check & update map of what's occupied 2132 if (!checkItemPlacement(occupied, appWidgetInfo, sBgWorkspaceScreens)) { 2133 itemsToRemove.add(id); 2134 break; 2135 } 2136 2137 if (!customWidget) { 2138 String providerName = 2139 appWidgetInfo.providerName.flattenToString(); 2140 if (!providerName.equals(savedProvider) || 2141 (appWidgetInfo.restoreStatus != restoreStatus)) { 2142 ContentValues values = new ContentValues(); 2143 values.put( 2144 LauncherSettings.Favorites.APPWIDGET_PROVIDER, 2145 providerName); 2146 values.put(LauncherSettings.Favorites.RESTORED, 2147 appWidgetInfo.restoreStatus); 2148 updateItem(id, values); 2149 } 2150 } 2151 sBgItemsIdMap.put(appWidgetInfo.id, appWidgetInfo); 2152 sBgAppWidgets.add(appWidgetInfo); 2153 } 2154 break; 2155 } 2156 } catch (Exception e) { 2157 Log.e(TAG, "Desktop items loading interrupted", e); 2158 } 2159 } 2160 } finally { 2161 if (c != null) { 2162 c.close(); 2163 } 2164 } 2165 2166 // Break early if we've stopped loading 2167 if (mStopped) { 2168 clearSBgDataStructures(); 2169 return; 2170 } 2171 2172 if (itemsToRemove.size() > 0) { 2173 // Remove dead items 2174 contentResolver.delete(LauncherSettings.Favorites.CONTENT_URI, 2175 Utilities.createDbSelectionQuery( 2176 LauncherSettings.Favorites._ID, itemsToRemove), null); 2177 if (DEBUG_LOADERS) { 2178 Log.d(TAG, "Removed = " + Utilities.createDbSelectionQuery( 2179 LauncherSettings.Favorites._ID, itemsToRemove)); 2180 } 2181 2182 // Remove any empty folder 2183 ArrayList<Long> deletedFolderIds = (ArrayList<Long>) LauncherSettings.Settings 2184 .call(contentResolver, 2185 LauncherSettings.Settings.METHOD_DELETE_EMPTY_FOLDERS) 2186 .getSerializable(LauncherSettings.Settings.EXTRA_VALUE); 2187 for (long folderId : deletedFolderIds) { 2188 sBgWorkspaceItems.remove(sBgFolders.get(folderId)); 2189 sBgFolders.remove(folderId); 2190 sBgItemsIdMap.remove(folderId); 2191 } 2192 } 2193 2194 // Sort all the folder items and make sure the first 3 items are high resolution. 2195 for (FolderInfo folder : sBgFolders) { 2196 Collections.sort(folder.contents, Folder.ITEM_POS_COMPARATOR); 2197 int pos = 0; 2198 for (ShortcutInfo info : folder.contents) { 2199 if (info.usingLowResIcon) { 2200 info.updateIcon(mIconCache, false); 2201 } 2202 pos ++; 2203 if (pos >= FolderIcon.NUM_ITEMS_IN_PREVIEW) { 2204 break; 2205 } 2206 } 2207 } 2208 2209 if (restoredRows.size() > 0) { 2210 // Update restored items that no longer require special handling 2211 ContentValues values = new ContentValues(); 2212 values.put(LauncherSettings.Favorites.RESTORED, 0); 2213 contentResolver.update(LauncherSettings.Favorites.CONTENT_URI, values, 2214 Utilities.createDbSelectionQuery( 2215 LauncherSettings.Favorites._ID, restoredRows), null); 2216 } 2217 2218 if (!isSdCardReady && !sPendingPackages.isEmpty()) { 2219 context.registerReceiver(new AppsAvailabilityCheck(), 2220 new IntentFilter(Intent.ACTION_BOOT_COMPLETED), 2221 null, sWorker); 2222 } 2223 2224 // Remove any empty screens 2225 ArrayList<Long> unusedScreens = new ArrayList<Long>(sBgWorkspaceScreens); 2226 for (ItemInfo item: sBgItemsIdMap) { 2227 long screenId = item.screenId; 2228 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2229 unusedScreens.contains(screenId)) { 2230 unusedScreens.remove(screenId); 2231 } 2232 } 2233 2234 // If there are any empty screens remove them, and update. 2235 if (unusedScreens.size() != 0) { 2236 sBgWorkspaceScreens.removeAll(unusedScreens); 2237 updateWorkspaceScreenOrder(context, sBgWorkspaceScreens); 2238 } 2239 2240 if (DEBUG_LOADERS) { 2241 Log.d(TAG, "loaded workspace in " + (SystemClock.uptimeMillis()-t) + "ms"); 2242 Log.d(TAG, "workspace layout: "); 2243 int nScreens = occupied.size(); 2244 for (int y = 0; y < countY; y++) { 2245 String line = ""; 2246 2247 for (int i = 0; i < nScreens; i++) { 2248 long screenId = occupied.keyAt(i); 2249 if (screenId > 0) { 2250 line += " | "; 2251 } 2252 ItemInfo[][] screen = occupied.valueAt(i); 2253 for (int x = 0; x < countX; x++) { 2254 if (x < screen.length && y < screen[x].length) { 2255 line += (screen[x][y] != null) ? "#" : "."; 2256 } else { 2257 line += "!"; 2258 } 2259 } 2260 } 2261 Log.d(TAG, "[ " + line + " ]"); 2262 } 2263 } 2264 } 2265 } 2266 2267 /** 2268 * Partially updates the item without any notification. Must be called on the worker thread. 2269 */ 2270 private void updateItem(long itemId, ContentValues update) { 2271 mContext.getContentResolver().update( 2272 LauncherSettings.Favorites.CONTENT_URI, 2273 update, 2274 BaseColumns._ID + "= ?", 2275 new String[]{Long.toString(itemId)}); 2276 } 2277 2278 /** Filters the set of items who are directly or indirectly (via another container) on the 2279 * specified screen. */ 2280 private void filterCurrentWorkspaceItems(long currentScreenId, 2281 ArrayList<ItemInfo> allWorkspaceItems, 2282 ArrayList<ItemInfo> currentScreenItems, 2283 ArrayList<ItemInfo> otherScreenItems) { 2284 // Purge any null ItemInfos 2285 Iterator<ItemInfo> iter = allWorkspaceItems.iterator(); 2286 while (iter.hasNext()) { 2287 ItemInfo i = iter.next(); 2288 if (i == null) { 2289 iter.remove(); 2290 } 2291 } 2292 2293 // Order the set of items by their containers first, this allows use to walk through the 2294 // list sequentially, build up a list of containers that are in the specified screen, 2295 // as well as all items in those containers. 2296 Set<Long> itemsOnScreen = new HashSet<Long>(); 2297 Collections.sort(allWorkspaceItems, new Comparator<ItemInfo>() { 2298 @Override 2299 public int compare(ItemInfo lhs, ItemInfo rhs) { 2300 return Utilities.longCompare(lhs.container, rhs.container); 2301 } 2302 }); 2303 for (ItemInfo info : allWorkspaceItems) { 2304 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 2305 if (info.screenId == currentScreenId) { 2306 currentScreenItems.add(info); 2307 itemsOnScreen.add(info.id); 2308 } else { 2309 otherScreenItems.add(info); 2310 } 2311 } else if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2312 currentScreenItems.add(info); 2313 itemsOnScreen.add(info.id); 2314 } else { 2315 if (itemsOnScreen.contains(info.container)) { 2316 currentScreenItems.add(info); 2317 itemsOnScreen.add(info.id); 2318 } else { 2319 otherScreenItems.add(info); 2320 } 2321 } 2322 } 2323 } 2324 2325 /** Filters the set of widgets which are on the specified screen. */ 2326 private void filterCurrentAppWidgets(long currentScreenId, 2327 ArrayList<LauncherAppWidgetInfo> appWidgets, 2328 ArrayList<LauncherAppWidgetInfo> currentScreenWidgets, 2329 ArrayList<LauncherAppWidgetInfo> otherScreenWidgets) { 2330 2331 for (LauncherAppWidgetInfo widget : appWidgets) { 2332 if (widget == null) continue; 2333 if (widget.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2334 widget.screenId == currentScreenId) { 2335 currentScreenWidgets.add(widget); 2336 } else { 2337 otherScreenWidgets.add(widget); 2338 } 2339 } 2340 } 2341 2342 /** Filters the set of folders which are on the specified screen. */ 2343 private void filterCurrentFolders(long currentScreenId, 2344 LongArrayMap<ItemInfo> itemsIdMap, 2345 LongArrayMap<FolderInfo> folders, 2346 LongArrayMap<FolderInfo> currentScreenFolders, 2347 LongArrayMap<FolderInfo> otherScreenFolders) { 2348 2349 int total = folders.size(); 2350 for (int i = 0; i < total; i++) { 2351 long id = folders.keyAt(i); 2352 FolderInfo folder = folders.valueAt(i); 2353 2354 ItemInfo info = itemsIdMap.get(id); 2355 if (info == null || folder == null) continue; 2356 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2357 info.screenId == currentScreenId) { 2358 currentScreenFolders.put(id, folder); 2359 } else { 2360 otherScreenFolders.put(id, folder); 2361 } 2362 } 2363 } 2364 2365 /** Sorts the set of items by hotseat, workspace (spatially from top to bottom, left to 2366 * right) */ 2367 private void sortWorkspaceItemsSpatially(ArrayList<ItemInfo> workspaceItems) { 2368 final LauncherAppState app = LauncherAppState.getInstance(); 2369 final InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 2370 final int screenCols = profile.numColumns; 2371 final int screenCellCount = profile.numColumns * profile.numRows; 2372 Collections.sort(workspaceItems, new Comparator<ItemInfo>() { 2373 @Override 2374 public int compare(ItemInfo lhs, ItemInfo rhs) { 2375 if (lhs.container == rhs.container) { 2376 // Within containers, order by their spatial position in that container 2377 switch ((int) lhs.container) { 2378 case LauncherSettings.Favorites.CONTAINER_DESKTOP: { 2379 long lr = (lhs.screenId * screenCellCount + 2380 lhs.cellY * screenCols + lhs.cellX); 2381 long rr = (rhs.screenId * screenCellCount + 2382 rhs.cellY * screenCols + rhs.cellX); 2383 return Utilities.longCompare(lr, rr); 2384 } 2385 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: { 2386 // We currently use the screen id as the rank 2387 return Utilities.longCompare(lhs.screenId, rhs.screenId); 2388 } 2389 default: 2390 if (ProviderConfig.IS_DOGFOOD_BUILD) { 2391 throw new RuntimeException("Unexpected container type when " + 2392 "sorting workspace items."); 2393 } 2394 return 0; 2395 } 2396 } else { 2397 // Between containers, order by hotseat, desktop 2398 return Utilities.longCompare(lhs.container, rhs.container); 2399 } 2400 } 2401 }); 2402 } 2403 2404 private void bindWorkspaceScreens(final Callbacks oldCallbacks, 2405 final ArrayList<Long> orderedScreens) { 2406 final Runnable r = new Runnable() { 2407 @Override 2408 public void run() { 2409 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2410 if (callbacks != null) { 2411 callbacks.bindScreens(orderedScreens); 2412 } 2413 } 2414 }; 2415 runOnMainThread(r); 2416 } 2417 2418 private void bindWorkspaceItems(final Callbacks oldCallbacks, 2419 final ArrayList<ItemInfo> workspaceItems, 2420 final ArrayList<LauncherAppWidgetInfo> appWidgets, 2421 final LongArrayMap<FolderInfo> folders, 2422 final Executor executor) { 2423 2424 // Bind the workspace items 2425 int N = workspaceItems.size(); 2426 for (int i = 0; i < N; i += ITEMS_CHUNK) { 2427 final int start = i; 2428 final int chunkSize = (i+ITEMS_CHUNK <= N) ? ITEMS_CHUNK : (N-i); 2429 final Runnable r = new Runnable() { 2430 @Override 2431 public void run() { 2432 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2433 if (callbacks != null) { 2434 callbacks.bindItems(workspaceItems, start, start+chunkSize, 2435 false); 2436 } 2437 } 2438 }; 2439 executor.execute(r); 2440 } 2441 2442 // Bind the folders 2443 if (!folders.isEmpty()) { 2444 final Runnable r = new Runnable() { 2445 public void run() { 2446 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2447 if (callbacks != null) { 2448 callbacks.bindFolders(folders); 2449 } 2450 } 2451 }; 2452 executor.execute(r); 2453 } 2454 2455 // Bind the widgets, one at a time 2456 N = appWidgets.size(); 2457 for (int i = 0; i < N; i++) { 2458 final LauncherAppWidgetInfo widget = appWidgets.get(i); 2459 final Runnable r = new Runnable() { 2460 public void run() { 2461 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2462 if (callbacks != null) { 2463 callbacks.bindAppWidget(widget); 2464 } 2465 } 2466 }; 2467 executor.execute(r); 2468 } 2469 } 2470 2471 /** 2472 * Binds all loaded data to actual views on the main thread. 2473 */ 2474 private void bindWorkspace(int synchronizeBindPage) { 2475 final long t = SystemClock.uptimeMillis(); 2476 Runnable r; 2477 2478 // Don't use these two variables in any of the callback runnables. 2479 // Otherwise we hold a reference to them. 2480 final Callbacks oldCallbacks = mCallbacks.get(); 2481 if (oldCallbacks == null) { 2482 // This launcher has exited and nobody bothered to tell us. Just bail. 2483 Log.w(TAG, "LoaderTask running with no launcher"); 2484 return; 2485 } 2486 2487 // Save a copy of all the bg-thread collections 2488 ArrayList<ItemInfo> workspaceItems = new ArrayList<ItemInfo>(); 2489 ArrayList<LauncherAppWidgetInfo> appWidgets = 2490 new ArrayList<LauncherAppWidgetInfo>(); 2491 ArrayList<Long> orderedScreenIds = new ArrayList<Long>(); 2492 2493 final LongArrayMap<FolderInfo> folders; 2494 final LongArrayMap<ItemInfo> itemsIdMap; 2495 2496 synchronized (sBgLock) { 2497 workspaceItems.addAll(sBgWorkspaceItems); 2498 appWidgets.addAll(sBgAppWidgets); 2499 orderedScreenIds.addAll(sBgWorkspaceScreens); 2500 2501 folders = sBgFolders.clone(); 2502 itemsIdMap = sBgItemsIdMap.clone(); 2503 } 2504 2505 final boolean isLoadingSynchronously = 2506 synchronizeBindPage != PagedView.INVALID_RESTORE_PAGE; 2507 int currScreen = isLoadingSynchronously ? synchronizeBindPage : 2508 oldCallbacks.getCurrentWorkspaceScreen(); 2509 if (currScreen >= orderedScreenIds.size()) { 2510 // There may be no workspace screens (just hotseat items and an empty page). 2511 currScreen = PagedView.INVALID_RESTORE_PAGE; 2512 } 2513 final int currentScreen = currScreen; 2514 final long currentScreenId = currentScreen < 0 2515 ? INVALID_SCREEN_ID : orderedScreenIds.get(currentScreen); 2516 2517 // Load all the items that are on the current page first (and in the process, unbind 2518 // all the existing workspace items before we call startBinding() below. 2519 unbindWorkspaceItemsOnMainThread(); 2520 2521 // Separate the items that are on the current screen, and all the other remaining items 2522 ArrayList<ItemInfo> currentWorkspaceItems = new ArrayList<ItemInfo>(); 2523 ArrayList<ItemInfo> otherWorkspaceItems = new ArrayList<ItemInfo>(); 2524 ArrayList<LauncherAppWidgetInfo> currentAppWidgets = 2525 new ArrayList<LauncherAppWidgetInfo>(); 2526 ArrayList<LauncherAppWidgetInfo> otherAppWidgets = 2527 new ArrayList<LauncherAppWidgetInfo>(); 2528 LongArrayMap<FolderInfo> currentFolders = new LongArrayMap<>(); 2529 LongArrayMap<FolderInfo> otherFolders = new LongArrayMap<>(); 2530 2531 filterCurrentWorkspaceItems(currentScreenId, workspaceItems, currentWorkspaceItems, 2532 otherWorkspaceItems); 2533 filterCurrentAppWidgets(currentScreenId, appWidgets, currentAppWidgets, 2534 otherAppWidgets); 2535 filterCurrentFolders(currentScreenId, itemsIdMap, folders, currentFolders, 2536 otherFolders); 2537 sortWorkspaceItemsSpatially(currentWorkspaceItems); 2538 sortWorkspaceItemsSpatially(otherWorkspaceItems); 2539 2540 // Tell the workspace that we're about to start binding items 2541 r = new Runnable() { 2542 public void run() { 2543 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2544 if (callbacks != null) { 2545 callbacks.clearPendingBinds(); 2546 callbacks.startBinding(); 2547 } 2548 } 2549 }; 2550 runOnMainThread(r); 2551 2552 bindWorkspaceScreens(oldCallbacks, orderedScreenIds); 2553 2554 Executor mainExecutor = new DeferredMainThreadExecutor(); 2555 // Load items on the current page. 2556 bindWorkspaceItems(oldCallbacks, currentWorkspaceItems, currentAppWidgets, 2557 currentFolders, mainExecutor); 2558 2559 // In case of isLoadingSynchronously, only bind the first screen, and defer binding the 2560 // remaining screens after first onDraw is called. This ensures that the first screen 2561 // is immediately visible (eg. during rotation) 2562 // In case of !isLoadingSynchronously, bind all pages one after other. 2563 final Executor deferredExecutor = isLoadingSynchronously ? 2564 new ViewOnDrawExecutor(mHandler) : mainExecutor; 2565 2566 bindWorkspaceItems(oldCallbacks, otherWorkspaceItems, otherAppWidgets, 2567 otherFolders, deferredExecutor); 2568 2569 // Tell the workspace that we're done binding items 2570 r = new Runnable() { 2571 public void run() { 2572 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2573 if (callbacks != null) { 2574 callbacks.finishBindingItems(); 2575 } 2576 2577 mIsLoadingAndBindingWorkspace = false; 2578 2579 // Run all the bind complete runnables after workspace is bound. 2580 if (!mBindCompleteRunnables.isEmpty()) { 2581 synchronized (mBindCompleteRunnables) { 2582 for (final Runnable r : mBindCompleteRunnables) { 2583 runOnWorkerThread(r); 2584 } 2585 mBindCompleteRunnables.clear(); 2586 } 2587 } 2588 2589 // If we're profiling, ensure this is the last thing in the queue. 2590 if (DEBUG_LOADERS) { 2591 Log.d(TAG, "bound workspace in " 2592 + (SystemClock.uptimeMillis()-t) + "ms"); 2593 } 2594 2595 } 2596 }; 2597 deferredExecutor.execute(r); 2598 2599 if (isLoadingSynchronously) { 2600 r = new Runnable() { 2601 public void run() { 2602 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2603 if (callbacks != null) { 2604 // We are loading synchronously, which means, some of the pages will be 2605 // bound after first draw. Inform the callbacks that page binding is 2606 // not complete, and schedule the remaining pages. 2607 if (currentScreen != PagedView.INVALID_RESTORE_PAGE) { 2608 callbacks.onPageBoundSynchronously(currentScreen); 2609 } 2610 callbacks.executeOnNextDraw((ViewOnDrawExecutor) deferredExecutor); 2611 } 2612 } 2613 }; 2614 runOnMainThread(r); 2615 } 2616 } 2617 2618 private void loadAndBindAllApps() { 2619 if (DEBUG_LOADERS) { 2620 Log.d(TAG, "loadAndBindAllApps mAllAppsLoaded=" + mAllAppsLoaded); 2621 } 2622 if (!mAllAppsLoaded) { 2623 loadAllApps(); 2624 synchronized (LoaderTask.this) { 2625 if (mStopped) { 2626 return; 2627 } 2628 } 2629 updateIconCache(); 2630 synchronized (LoaderTask.this) { 2631 if (mStopped) { 2632 return; 2633 } 2634 mAllAppsLoaded = true; 2635 } 2636 } else { 2637 onlyBindAllApps(); 2638 } 2639 } 2640 2641 private void updateIconCache() { 2642 // Ignore packages which have a promise icon. 2643 HashSet<String> packagesToIgnore = new HashSet<>(); 2644 synchronized (sBgLock) { 2645 for (ItemInfo info : sBgItemsIdMap) { 2646 if (info instanceof ShortcutInfo) { 2647 ShortcutInfo si = (ShortcutInfo) info; 2648 if (si.isPromise() && si.getTargetComponent() != null) { 2649 packagesToIgnore.add(si.getTargetComponent().getPackageName()); 2650 } 2651 } else if (info instanceof LauncherAppWidgetInfo) { 2652 LauncherAppWidgetInfo lawi = (LauncherAppWidgetInfo) info; 2653 if (lawi.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)) { 2654 packagesToIgnore.add(lawi.providerName.getPackageName()); 2655 } 2656 } 2657 } 2658 } 2659 mIconCache.updateDbIcons(packagesToIgnore); 2660 } 2661 2662 private void onlyBindAllApps() { 2663 final Callbacks oldCallbacks = mCallbacks.get(); 2664 if (oldCallbacks == null) { 2665 // This launcher has exited and nobody bothered to tell us. Just bail. 2666 Log.w(TAG, "LoaderTask running with no launcher (onlyBindAllApps)"); 2667 return; 2668 } 2669 2670 // shallow copy 2671 @SuppressWarnings("unchecked") 2672 final ArrayList<AppInfo> list 2673 = (ArrayList<AppInfo>) mBgAllAppsList.data.clone(); 2674 final WidgetsModel widgetList = mBgWidgetsModel.clone(); 2675 Runnable r = new Runnable() { 2676 public void run() { 2677 final long t = SystemClock.uptimeMillis(); 2678 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2679 if (callbacks != null) { 2680 callbacks.bindAllApplications(list); 2681 callbacks.bindAllPackages(widgetList); 2682 } 2683 if (DEBUG_LOADERS) { 2684 Log.d(TAG, "bound all " + list.size() + " apps from cache in " 2685 + (SystemClock.uptimeMillis()-t) + "ms"); 2686 } 2687 } 2688 }; 2689 boolean isRunningOnMainThread = !(sWorkerThread.getThreadId() == Process.myTid()); 2690 if (isRunningOnMainThread) { 2691 r.run(); 2692 } else { 2693 mHandler.post(r); 2694 } 2695 } 2696 2697 private void loadAllApps() { 2698 final long loadTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2699 2700 final Callbacks oldCallbacks = mCallbacks.get(); 2701 if (oldCallbacks == null) { 2702 // This launcher has exited and nobody bothered to tell us. Just bail. 2703 Log.w(TAG, "LoaderTask running with no launcher (loadAllApps)"); 2704 return; 2705 } 2706 2707 final List<UserHandleCompat> profiles = mUserManager.getUserProfiles(); 2708 2709 // Clear the list of apps 2710 mBgAllAppsList.clear(); 2711 for (UserHandleCompat user : profiles) { 2712 // Query for the set of apps 2713 final long qiaTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2714 final List<LauncherActivityInfoCompat> apps = mLauncherApps.getActivityList(null, user); 2715 if (DEBUG_LOADERS) { 2716 Log.d(TAG, "getActivityList took " 2717 + (SystemClock.uptimeMillis()-qiaTime) + "ms for user " + user); 2718 Log.d(TAG, "getActivityList got " + apps.size() + " apps for user " + user); 2719 } 2720 // Fail if we don't have any apps 2721 // TODO: Fix this. Only fail for the current user. 2722 if (apps == null || apps.isEmpty()) { 2723 return; 2724 } 2725 2726 // Create the ApplicationInfos 2727 for (int i = 0; i < apps.size(); i++) { 2728 LauncherActivityInfoCompat app = apps.get(i); 2729 // This builds the icon bitmaps. 2730 mBgAllAppsList.add(new AppInfo(mContext, app, user, mIconCache)); 2731 } 2732 2733 final ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(mContext, user); 2734 if (heuristic != null) { 2735 final Runnable r = new Runnable() { 2736 2737 @Override 2738 public void run() { 2739 heuristic.processUserApps(apps); 2740 } 2741 }; 2742 runOnMainThread(new Runnable() { 2743 2744 @Override 2745 public void run() { 2746 // Check isLoadingWorkspace on the UI thread, as it is updated on 2747 // the UI thread. 2748 if (mIsLoadingAndBindingWorkspace) { 2749 synchronized (mBindCompleteRunnables) { 2750 mBindCompleteRunnables.add(r); 2751 } 2752 } else { 2753 runOnWorkerThread(r); 2754 } 2755 } 2756 }); 2757 } 2758 } 2759 // Huh? Shouldn't this be inside the Runnable below? 2760 final ArrayList<AppInfo> added = mBgAllAppsList.added; 2761 mBgAllAppsList.added = new ArrayList<AppInfo>(); 2762 2763 // Post callback on main thread 2764 mHandler.post(new Runnable() { 2765 public void run() { 2766 2767 final long bindTime = SystemClock.uptimeMillis(); 2768 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2769 if (callbacks != null) { 2770 callbacks.bindAllApplications(added); 2771 if (DEBUG_LOADERS) { 2772 Log.d(TAG, "bound " + added.size() + " apps in " 2773 + (SystemClock.uptimeMillis() - bindTime) + "ms"); 2774 } 2775 } else { 2776 Log.i(TAG, "not binding apps: no Launcher activity"); 2777 } 2778 } 2779 }); 2780 // Cleanup any data stored for a deleted user. 2781 ManagedProfileHeuristic.processAllUsers(profiles, mContext); 2782 2783 loadAndBindWidgetsAndShortcuts(tryGetCallbacks(oldCallbacks), true /* refresh */); 2784 if (DEBUG_LOADERS) { 2785 Log.d(TAG, "Icons processed in " 2786 + (SystemClock.uptimeMillis() - loadTime) + "ms"); 2787 } 2788 } 2789 2790 public void dumpState() { 2791 synchronized (sBgLock) { 2792 Log.d(TAG, "mLoaderTask.mContext=" + mContext); 2793 Log.d(TAG, "mLoaderTask.mStopped=" + mStopped); 2794 Log.d(TAG, "mLoaderTask.mLoadAndBindStepFinished=" + mLoadAndBindStepFinished); 2795 Log.d(TAG, "mItems size=" + sBgWorkspaceItems.size()); 2796 } 2797 } 2798 } 2799 2800 /** 2801 * Called when the icons for packages have been updated in the icon cache. 2802 */ 2803 public void onPackageIconsUpdated(HashSet<String> updatedPackages, UserHandleCompat user) { 2804 final Callbacks callbacks = getCallback(); 2805 final ArrayList<AppInfo> updatedApps = new ArrayList<>(); 2806 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<>(); 2807 2808 // If any package icon has changed (app was updated while launcher was dead), 2809 // update the corresponding shortcuts. 2810 synchronized (sBgLock) { 2811 for (ItemInfo info : sBgItemsIdMap) { 2812 if (info instanceof ShortcutInfo && user.equals(info.user) 2813 && info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 2814 ShortcutInfo si = (ShortcutInfo) info; 2815 ComponentName cn = si.getTargetComponent(); 2816 if (cn != null && updatedPackages.contains(cn.getPackageName())) { 2817 si.updateIcon(mIconCache); 2818 updatedShortcuts.add(si); 2819 } 2820 } 2821 } 2822 mBgAllAppsList.updateIconsAndLabels(updatedPackages, user, updatedApps); 2823 } 2824 2825 if (!updatedShortcuts.isEmpty()) { 2826 final UserHandleCompat userFinal = user; 2827 mHandler.post(new Runnable() { 2828 2829 public void run() { 2830 Callbacks cb = getCallback(); 2831 if (cb != null && callbacks == cb) { 2832 cb.bindShortcutsChanged(updatedShortcuts, 2833 new ArrayList<ShortcutInfo>(), userFinal); 2834 } 2835 } 2836 }); 2837 } 2838 2839 if (!updatedApps.isEmpty()) { 2840 mHandler.post(new Runnable() { 2841 2842 public void run() { 2843 Callbacks cb = getCallback(); 2844 if (cb != null && callbacks == cb) { 2845 cb.bindAppsUpdated(updatedApps); 2846 } 2847 } 2848 }); 2849 } 2850 2851 // Reload widget list. No need to refresh, as we only want to update the icons and labels. 2852 loadAndBindWidgetsAndShortcuts(callbacks, false); 2853 } 2854 2855 void enqueuePackageUpdated(PackageUpdatedTask task) { 2856 sWorker.post(task); 2857 } 2858 2859 @Thunk class AppsAvailabilityCheck extends BroadcastReceiver { 2860 2861 @Override 2862 public void onReceive(Context context, Intent intent) { 2863 synchronized (sBgLock) { 2864 final LauncherAppsCompat launcherApps = LauncherAppsCompat 2865 .getInstance(mApp.getContext()); 2866 final PackageManager manager = context.getPackageManager(); 2867 final ArrayList<String> packagesRemoved = new ArrayList<String>(); 2868 final ArrayList<String> packagesUnavailable = new ArrayList<String>(); 2869 for (Entry<UserHandleCompat, HashSet<String>> entry : sPendingPackages.entrySet()) { 2870 UserHandleCompat user = entry.getKey(); 2871 packagesRemoved.clear(); 2872 packagesUnavailable.clear(); 2873 for (String pkg : entry.getValue()) { 2874 if (!launcherApps.isPackageEnabledForProfile(pkg, user)) { 2875 boolean packageOnSdcard = launcherApps.isAppEnabled( 2876 manager, pkg, PackageManager.GET_UNINSTALLED_PACKAGES); 2877 if (packageOnSdcard) { 2878 packagesUnavailable.add(pkg); 2879 } else { 2880 packagesRemoved.add(pkg); 2881 } 2882 } 2883 } 2884 if (!packagesRemoved.isEmpty()) { 2885 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_REMOVE, 2886 packagesRemoved.toArray(new String[packagesRemoved.size()]), user)); 2887 } 2888 if (!packagesUnavailable.isEmpty()) { 2889 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UNAVAILABLE, 2890 packagesUnavailable.toArray(new String[packagesUnavailable.size()]), user)); 2891 } 2892 } 2893 sPendingPackages.clear(); 2894 } 2895 } 2896 } 2897 2898 private class PackageUpdatedTask implements Runnable { 2899 int mOp; 2900 String[] mPackages; 2901 UserHandleCompat mUser; 2902 2903 public static final int OP_NONE = 0; 2904 public static final int OP_ADD = 1; 2905 public static final int OP_UPDATE = 2; 2906 public static final int OP_REMOVE = 3; // uninstlled 2907 public static final int OP_UNAVAILABLE = 4; // external media unmounted 2908 2909 2910 public PackageUpdatedTask(int op, String[] packages, UserHandleCompat user) { 2911 mOp = op; 2912 mPackages = packages; 2913 mUser = user; 2914 } 2915 2916 public void run() { 2917 if (!mHasLoaderCompletedOnce) { 2918 // Loader has not yet run. 2919 return; 2920 } 2921 final Context context = mApp.getContext(); 2922 2923 final String[] packages = mPackages; 2924 final int N = packages.length; 2925 switch (mOp) { 2926 case OP_ADD: { 2927 for (int i=0; i<N; i++) { 2928 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.addPackage " + packages[i]); 2929 mIconCache.updateIconsForPkg(packages[i], mUser); 2930 mBgAllAppsList.addPackage(context, packages[i], mUser); 2931 } 2932 2933 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 2934 if (heuristic != null) { 2935 heuristic.processPackageAdd(mPackages); 2936 } 2937 break; 2938 } 2939 case OP_UPDATE: 2940 for (int i=0; i<N; i++) { 2941 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.updatePackage " + packages[i]); 2942 mIconCache.updateIconsForPkg(packages[i], mUser); 2943 mBgAllAppsList.updatePackage(context, packages[i], mUser); 2944 mApp.getWidgetCache().removePackage(packages[i], mUser); 2945 } 2946 break; 2947 case OP_REMOVE: { 2948 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 2949 if (heuristic != null) { 2950 heuristic.processPackageRemoved(mPackages); 2951 } 2952 for (int i=0; i<N; i++) { 2953 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 2954 mIconCache.removeIconsForPkg(packages[i], mUser); 2955 } 2956 // Fall through 2957 } 2958 case OP_UNAVAILABLE: 2959 for (int i=0; i<N; i++) { 2960 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 2961 mBgAllAppsList.removePackage(packages[i], mUser); 2962 mApp.getWidgetCache().removePackage(packages[i], mUser); 2963 } 2964 break; 2965 } 2966 2967 ArrayList<AppInfo> added = null; 2968 ArrayList<AppInfo> modified = null; 2969 final ArrayList<AppInfo> removedApps = new ArrayList<AppInfo>(); 2970 2971 if (mBgAllAppsList.added.size() > 0) { 2972 added = new ArrayList<AppInfo>(mBgAllAppsList.added); 2973 mBgAllAppsList.added.clear(); 2974 } 2975 if (mBgAllAppsList.modified.size() > 0) { 2976 modified = new ArrayList<AppInfo>(mBgAllAppsList.modified); 2977 mBgAllAppsList.modified.clear(); 2978 } 2979 if (mBgAllAppsList.removed.size() > 0) { 2980 removedApps.addAll(mBgAllAppsList.removed); 2981 mBgAllAppsList.removed.clear(); 2982 } 2983 2984 final Callbacks callbacks = getCallback(); 2985 if (callbacks == null) { 2986 Log.w(TAG, "Nobody to tell about the new app. Launcher is probably loading."); 2987 return; 2988 } 2989 2990 final HashMap<ComponentName, AppInfo> addedOrUpdatedApps = 2991 new HashMap<ComponentName, AppInfo>(); 2992 2993 if (added != null) { 2994 addAppsToAllApps(context, added); 2995 for (AppInfo ai : added) { 2996 addedOrUpdatedApps.put(ai.componentName, ai); 2997 } 2998 } 2999 3000 if (modified != null) { 3001 final ArrayList<AppInfo> modifiedFinal = modified; 3002 for (AppInfo ai : modified) { 3003 addedOrUpdatedApps.put(ai.componentName, ai); 3004 } 3005 3006 mHandler.post(new Runnable() { 3007 public void run() { 3008 Callbacks cb = getCallback(); 3009 if (callbacks == cb && cb != null) { 3010 callbacks.bindAppsUpdated(modifiedFinal); 3011 } 3012 } 3013 }); 3014 } 3015 3016 // Update shortcut infos 3017 if (mOp == OP_ADD || mOp == OP_UPDATE) { 3018 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<ShortcutInfo>(); 3019 final ArrayList<ShortcutInfo> removedShortcuts = new ArrayList<ShortcutInfo>(); 3020 final ArrayList<LauncherAppWidgetInfo> widgets = new ArrayList<LauncherAppWidgetInfo>(); 3021 3022 HashSet<String> packageSet = new HashSet<String>(Arrays.asList(packages)); 3023 synchronized (sBgLock) { 3024 for (ItemInfo info : sBgItemsIdMap) { 3025 if (info instanceof ShortcutInfo && mUser.equals(info.user)) { 3026 ShortcutInfo si = (ShortcutInfo) info; 3027 boolean infoUpdated = false; 3028 boolean shortcutUpdated = false; 3029 3030 // Update shortcuts which use iconResource. 3031 if ((si.iconResource != null) 3032 && packageSet.contains(si.iconResource.packageName)) { 3033 Bitmap icon = Utilities.createIconBitmap( 3034 si.iconResource.packageName, 3035 si.iconResource.resourceName, context); 3036 if (icon != null) { 3037 si.setIcon(icon); 3038 si.usingFallbackIcon = false; 3039 infoUpdated = true; 3040 } 3041 } 3042 3043 ComponentName cn = si.getTargetComponent(); 3044 if (cn != null && packageSet.contains(cn.getPackageName())) { 3045 AppInfo appInfo = addedOrUpdatedApps.get(cn); 3046 3047 if (si.isPromise()) { 3048 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 3049 // Auto install icon 3050 PackageManager pm = context.getPackageManager(); 3051 ResolveInfo matched = pm.resolveActivity( 3052 new Intent(Intent.ACTION_MAIN) 3053 .setComponent(cn).addCategory(Intent.CATEGORY_LAUNCHER), 3054 PackageManager.MATCH_DEFAULT_ONLY); 3055 if (matched == null) { 3056 // Try to find the best match activity. 3057 Intent intent = pm.getLaunchIntentForPackage( 3058 cn.getPackageName()); 3059 if (intent != null) { 3060 cn = intent.getComponent(); 3061 appInfo = addedOrUpdatedApps.get(cn); 3062 } 3063 3064 if ((intent == null) || (appInfo == null)) { 3065 removedShortcuts.add(si); 3066 continue; 3067 } 3068 si.promisedIntent = intent; 3069 } 3070 } 3071 3072 // Restore the shortcut. 3073 if (appInfo != null) { 3074 si.flags = appInfo.flags; 3075 } 3076 3077 si.intent = si.promisedIntent; 3078 si.promisedIntent = null; 3079 si.status = ShortcutInfo.DEFAULT; 3080 infoUpdated = true; 3081 si.updateIcon(mIconCache); 3082 } 3083 3084 if (appInfo != null && Intent.ACTION_MAIN.equals(si.intent.getAction()) 3085 && si.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 3086 si.updateIcon(mIconCache); 3087 si.title = Utilities.trim(appInfo.title); 3088 si.contentDescription = appInfo.contentDescription; 3089 infoUpdated = true; 3090 } 3091 3092 if ((si.isDisabled & ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE) != 0) { 3093 // Since package was just updated, the target must be available now. 3094 si.isDisabled &= ~ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3095 shortcutUpdated = true; 3096 } 3097 } 3098 3099 if (infoUpdated || shortcutUpdated) { 3100 updatedShortcuts.add(si); 3101 } 3102 if (infoUpdated) { 3103 updateItemInDatabase(context, si); 3104 } 3105 } else if (info instanceof LauncherAppWidgetInfo) { 3106 LauncherAppWidgetInfo widgetInfo = (LauncherAppWidgetInfo) info; 3107 if (mUser.equals(widgetInfo.user) 3108 && widgetInfo.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) 3109 && packageSet.contains(widgetInfo.providerName.getPackageName())) { 3110 widgetInfo.restoreStatus &= 3111 ~LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY & 3112 ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 3113 3114 // adding this flag ensures that launcher shows 'click to setup' 3115 // if the widget has a config activity. In case there is no config 3116 // activity, it will be marked as 'restored' during bind. 3117 widgetInfo.restoreStatus |= LauncherAppWidgetInfo.FLAG_UI_NOT_READY; 3118 3119 widgets.add(widgetInfo); 3120 updateItemInDatabase(context, widgetInfo); 3121 } 3122 } 3123 } 3124 } 3125 3126 if (!updatedShortcuts.isEmpty() || !removedShortcuts.isEmpty()) { 3127 mHandler.post(new Runnable() { 3128 3129 public void run() { 3130 Callbacks cb = getCallback(); 3131 if (callbacks == cb && cb != null) { 3132 callbacks.bindShortcutsChanged( 3133 updatedShortcuts, removedShortcuts, mUser); 3134 } 3135 } 3136 }); 3137 if (!removedShortcuts.isEmpty()) { 3138 deleteItemsFromDatabase(context, removedShortcuts); 3139 } 3140 } 3141 if (!widgets.isEmpty()) { 3142 mHandler.post(new Runnable() { 3143 public void run() { 3144 Callbacks cb = getCallback(); 3145 if (callbacks == cb && cb != null) { 3146 callbacks.bindWidgetsRestored(widgets); 3147 } 3148 } 3149 }); 3150 } 3151 } 3152 3153 final ArrayList<String> removedPackageNames = 3154 new ArrayList<String>(); 3155 if (mOp == OP_REMOVE || mOp == OP_UNAVAILABLE) { 3156 // Mark all packages in the broadcast to be removed 3157 removedPackageNames.addAll(Arrays.asList(packages)); 3158 } else if (mOp == OP_UPDATE) { 3159 // Mark disabled packages in the broadcast to be removed 3160 for (int i=0; i<N; i++) { 3161 if (isPackageDisabled(context, packages[i], mUser)) { 3162 removedPackageNames.add(packages[i]); 3163 } 3164 } 3165 } 3166 3167 if (!removedPackageNames.isEmpty() || !removedApps.isEmpty()) { 3168 final int removeReason; 3169 if (mOp == OP_UNAVAILABLE) { 3170 removeReason = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3171 } else { 3172 // Remove all the components associated with this package 3173 for (String pn : removedPackageNames) { 3174 deletePackageFromDatabase(context, pn, mUser); 3175 } 3176 // Remove all the specific components 3177 for (AppInfo a : removedApps) { 3178 ArrayList<ItemInfo> infos = getItemInfoForComponentName(a.componentName, mUser); 3179 deleteItemsFromDatabase(context, infos); 3180 } 3181 removeReason = 0; 3182 } 3183 3184 // Remove any queued items from the install queue 3185 InstallShortcutReceiver.removeFromInstallQueue(context, removedPackageNames, mUser); 3186 // Call the components-removed callback 3187 mHandler.post(new Runnable() { 3188 public void run() { 3189 Callbacks cb = getCallback(); 3190 if (callbacks == cb && cb != null) { 3191 callbacks.bindComponentsRemoved( 3192 removedPackageNames, removedApps, mUser, removeReason); 3193 } 3194 } 3195 }); 3196 } 3197 3198 // Update widgets 3199 if (mOp == OP_ADD || mOp == OP_REMOVE || mOp == OP_UPDATE) { 3200 // Always refresh for a package event on secondary user 3201 boolean needToRefresh = !mUser.equals(UserHandleCompat.myUserHandle()); 3202 3203 // Refresh widget list, if the package already had a widget. 3204 synchronized (sBgLock) { 3205 if (sBgWidgetProviders != null) { 3206 HashSet<String> pkgSet = new HashSet<>(); 3207 Collections.addAll(pkgSet, mPackages); 3208 3209 for (ComponentKey key : sBgWidgetProviders.keySet()) { 3210 needToRefresh |= key.user.equals(mUser) && 3211 pkgSet.contains(key.componentName.getPackageName()); 3212 } 3213 } 3214 } 3215 3216 if (!needToRefresh && mOp != OP_REMOVE) { 3217 // Refresh widget list, if there is any newly added widget 3218 PackageManager pm = context.getPackageManager(); 3219 for (String pkg : mPackages) { 3220 try { 3221 List<ResolveInfo> widgets = pm.queryBroadcastReceivers( 3222 new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE) 3223 .setPackage(pkg), 0); 3224 needToRefresh |= widgets != null && !widgets.isEmpty(); 3225 } catch (RuntimeException e) { 3226 if (ProviderConfig.IS_DOGFOOD_BUILD) { 3227 throw e; 3228 } 3229 // Ignore the crash. We can live with a state widget list. 3230 Log.e(TAG, "PM call failed for " + pkg, e); 3231 } 3232 } 3233 } 3234 3235 loadAndBindWidgetsAndShortcuts(callbacks, needToRefresh); 3236 } 3237 } 3238 } 3239 3240 public static List<LauncherAppWidgetProviderInfo> getWidgetProviders(Context context, 3241 boolean refresh) { 3242 ArrayList<LauncherAppWidgetProviderInfo> results = 3243 new ArrayList<LauncherAppWidgetProviderInfo>(); 3244 try { 3245 synchronized (sBgLock) { 3246 if (sBgWidgetProviders == null || refresh) { 3247 HashMap<ComponentKey, LauncherAppWidgetProviderInfo> tmpWidgetProviders 3248 = new HashMap<>(); 3249 AppWidgetManagerCompat wm = AppWidgetManagerCompat.getInstance(context); 3250 LauncherAppWidgetProviderInfo info; 3251 3252 List<AppWidgetProviderInfo> widgets = wm.getAllProviders(); 3253 for (AppWidgetProviderInfo pInfo : widgets) { 3254 info = LauncherAppWidgetProviderInfo.fromProviderInfo(context, pInfo); 3255 UserHandleCompat user = wm.getUser(info); 3256 tmpWidgetProviders.put(new ComponentKey(info.provider, user), info); 3257 } 3258 3259 Collection<CustomAppWidget> customWidgets = Launcher.getCustomAppWidgets().values(); 3260 for (CustomAppWidget widget : customWidgets) { 3261 info = new LauncherAppWidgetProviderInfo(context, widget); 3262 UserHandleCompat user = wm.getUser(info); 3263 tmpWidgetProviders.put(new ComponentKey(info.provider, user), info); 3264 } 3265 // Replace the global list at the very end, so that if there is an exception, 3266 // previously loaded provider list is used. 3267 sBgWidgetProviders = tmpWidgetProviders; 3268 } 3269 results.addAll(sBgWidgetProviders.values()); 3270 return results; 3271 } 3272 } catch (Exception e) { 3273 if (!ProviderConfig.IS_DOGFOOD_BUILD && 3274 (e.getCause() instanceof TransactionTooLargeException || 3275 e.getCause() instanceof DeadObjectException)) { 3276 // the returned value may be incomplete and will not be refreshed until the next 3277 // time Launcher starts. 3278 // TODO: after figuring out a repro step, introduce a dirty bit to check when 3279 // onResume is called to refresh the widget provider list. 3280 synchronized (sBgLock) { 3281 if (sBgWidgetProviders != null) { 3282 results.addAll(sBgWidgetProviders.values()); 3283 } 3284 return results; 3285 } 3286 } else { 3287 throw e; 3288 } 3289 } 3290 } 3291 3292 public static LauncherAppWidgetProviderInfo getProviderInfo(Context ctx, ComponentName name, 3293 UserHandleCompat user) { 3294 synchronized (sBgLock) { 3295 if (sBgWidgetProviders == null) { 3296 getWidgetProviders(ctx, false /* refresh */); 3297 } 3298 return sBgWidgetProviders.get(new ComponentKey(name, user)); 3299 } 3300 } 3301 3302 public void loadAndBindWidgetsAndShortcuts(final Callbacks callbacks, final boolean refresh) { 3303 3304 runOnWorkerThread(new Runnable() { 3305 @Override 3306 public void run() { 3307 updateWidgetsModel(refresh); 3308 final WidgetsModel model = mBgWidgetsModel.clone(); 3309 3310 mHandler.post(new Runnable() { 3311 @Override 3312 public void run() { 3313 Callbacks cb = getCallback(); 3314 if (callbacks == cb && cb != null) { 3315 callbacks.bindAllPackages(model); 3316 } 3317 } 3318 }); 3319 // update the Widget entries inside DB on the worker thread. 3320 LauncherAppState.getInstance().getWidgetCache().removeObsoletePreviews( 3321 model.getRawList()); 3322 } 3323 }); 3324 } 3325 3326 /** 3327 * Returns a list of ResolveInfos/AppWidgetInfos. 3328 * 3329 * @see #loadAndBindWidgetsAndShortcuts 3330 */ 3331 @Thunk void updateWidgetsModel(boolean refresh) { 3332 PackageManager packageManager = mApp.getContext().getPackageManager(); 3333 final ArrayList<Object> widgetsAndShortcuts = new ArrayList<Object>(); 3334 widgetsAndShortcuts.addAll(getWidgetProviders(mApp.getContext(), refresh)); 3335 3336 // Update shortcut providers 3337 synchronized (sBgLock) { 3338 try { 3339 Intent shortcutsIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 3340 List<ResolveInfo> providers = packageManager.queryIntentActivities(shortcutsIntent, 0); 3341 sBgShortcutProviders = providers; 3342 } catch (RuntimeException e) { 3343 if (!ProviderConfig.IS_DOGFOOD_BUILD && 3344 (e.getCause() instanceof TransactionTooLargeException || 3345 e.getCause() instanceof DeadObjectException)) { 3346 /** 3347 * Ignore exception and use the cached list if available. 3348 * Refer to {@link #getWidgetProviders(Context, boolean}} for more info. 3349 */ 3350 } else { 3351 throw e; 3352 } 3353 } 3354 if (sBgShortcutProviders != null) { 3355 widgetsAndShortcuts.addAll(sBgShortcutProviders); 3356 } 3357 } 3358 mBgWidgetsModel.setWidgetsAndShortcuts(widgetsAndShortcuts); 3359 } 3360 3361 @Thunk static boolean isPackageDisabled(Context context, String packageName, 3362 UserHandleCompat user) { 3363 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3364 return !launcherApps.isPackageEnabledForProfile(packageName, user); 3365 } 3366 3367 public static boolean isValidPackageActivity(Context context, ComponentName cn, 3368 UserHandleCompat user) { 3369 if (cn == null) { 3370 return false; 3371 } 3372 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3373 if (!launcherApps.isPackageEnabledForProfile(cn.getPackageName(), user)) { 3374 return false; 3375 } 3376 return launcherApps.isActivityEnabledForProfile(cn, user); 3377 } 3378 3379 public static boolean isValidPackage(Context context, String packageName, 3380 UserHandleCompat user) { 3381 if (packageName == null) { 3382 return false; 3383 } 3384 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3385 return launcherApps.isPackageEnabledForProfile(packageName, user); 3386 } 3387 3388 /** 3389 * Make an ShortcutInfo object for a restored application or shortcut item that points 3390 * to a package that is not yet installed on the system. 3391 */ 3392 public ShortcutInfo getRestoredItemInfo(Cursor c, int titleIndex, Intent intent, 3393 int promiseType, int itemType, CursorIconInfo iconInfo, Context context) { 3394 final ShortcutInfo info = new ShortcutInfo(); 3395 info.user = UserHandleCompat.myUserHandle(); 3396 3397 Bitmap icon = iconInfo.loadIcon(c, info, context); 3398 // the fallback icon 3399 if (icon == null) { 3400 mIconCache.getTitleAndIcon(info, intent, info.user, false /* useLowResIcon */); 3401 } else { 3402 info.setIcon(icon); 3403 } 3404 3405 if ((promiseType & ShortcutInfo.FLAG_RESTORED_ICON) != 0) { 3406 String title = (c != null) ? c.getString(titleIndex) : null; 3407 if (!TextUtils.isEmpty(title)) { 3408 info.title = Utilities.trim(title); 3409 } 3410 } else if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 3411 if (TextUtils.isEmpty(info.title)) { 3412 info.title = (c != null) ? Utilities.trim(c.getString(titleIndex)) : ""; 3413 } 3414 } else { 3415 throw new InvalidParameterException("Invalid restoreType " + promiseType); 3416 } 3417 3418 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3419 info.itemType = itemType; 3420 info.promisedIntent = intent; 3421 info.status = promiseType; 3422 return info; 3423 } 3424 3425 /** 3426 * Make an Intent object for a restored application or shortcut item that points 3427 * to the market page for the item. 3428 */ 3429 @Thunk Intent getRestoredItemIntent(Cursor c, Context context, Intent intent) { 3430 ComponentName componentName = intent.getComponent(); 3431 return getMarketIntent(componentName.getPackageName()); 3432 } 3433 3434 static Intent getMarketIntent(String packageName) { 3435 return new Intent(Intent.ACTION_VIEW) 3436 .setData(new Uri.Builder() 3437 .scheme("market") 3438 .authority("details") 3439 .appendQueryParameter("id", packageName) 3440 .build()); 3441 } 3442 3443 /** 3444 * Make an ShortcutInfo object for a shortcut that is an application. 3445 * 3446 * If c is not null, then it will be used to fill in missing data like the title and icon. 3447 */ 3448 public ShortcutInfo getAppShortcutInfo(PackageManager manager, Intent intent, 3449 UserHandleCompat user, Context context, Cursor c, int iconIndex, int titleIndex, 3450 boolean allowMissingTarget, boolean useLowResIcon) { 3451 if (user == null) { 3452 Log.d(TAG, "Null user found in getShortcutInfo"); 3453 return null; 3454 } 3455 3456 ComponentName componentName = intent.getComponent(); 3457 if (componentName == null) { 3458 Log.d(TAG, "Missing component found in getShortcutInfo: " + componentName); 3459 return null; 3460 } 3461 3462 Intent newIntent = new Intent(intent.getAction(), null); 3463 newIntent.addCategory(Intent.CATEGORY_LAUNCHER); 3464 newIntent.setComponent(componentName); 3465 LauncherActivityInfoCompat lai = mLauncherApps.resolveActivity(newIntent, user); 3466 if ((lai == null) && !allowMissingTarget) { 3467 Log.d(TAG, "Missing activity found in getShortcutInfo: " + componentName); 3468 return null; 3469 } 3470 3471 final ShortcutInfo info = new ShortcutInfo(); 3472 mIconCache.getTitleAndIcon(info, componentName, lai, user, false, useLowResIcon); 3473 if (mIconCache.isDefaultIcon(info.getIcon(mIconCache), user) && c != null) { 3474 Bitmap icon = Utilities.createIconBitmap(c, iconIndex, context); 3475 info.setIcon(icon == null ? mIconCache.getDefaultIcon(user) : icon); 3476 } 3477 3478 // from the db 3479 if (TextUtils.isEmpty(info.title) && c != null) { 3480 info.title = Utilities.trim(c.getString(titleIndex)); 3481 } 3482 3483 // fall back to the class name of the activity 3484 if (info.title == null) { 3485 info.title = componentName.getClassName(); 3486 } 3487 3488 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_APPLICATION; 3489 info.user = user; 3490 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3491 if (lai != null) { 3492 info.flags = AppInfo.initFlags(lai); 3493 } 3494 return info; 3495 } 3496 3497 static ArrayList<ItemInfo> filterItemInfos(Iterable<ItemInfo> infos, 3498 ItemInfoFilter f) { 3499 HashSet<ItemInfo> filtered = new HashSet<ItemInfo>(); 3500 for (ItemInfo i : infos) { 3501 if (i instanceof ShortcutInfo) { 3502 ShortcutInfo info = (ShortcutInfo) i; 3503 ComponentName cn = info.getTargetComponent(); 3504 if (cn != null && f.filterItem(null, info, cn)) { 3505 filtered.add(info); 3506 } 3507 } else if (i instanceof FolderInfo) { 3508 FolderInfo info = (FolderInfo) i; 3509 for (ShortcutInfo s : info.contents) { 3510 ComponentName cn = s.getTargetComponent(); 3511 if (cn != null && f.filterItem(info, s, cn)) { 3512 filtered.add(s); 3513 } 3514 } 3515 } else if (i instanceof LauncherAppWidgetInfo) { 3516 LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) i; 3517 ComponentName cn = info.providerName; 3518 if (cn != null && f.filterItem(null, info, cn)) { 3519 filtered.add(info); 3520 } 3521 } 3522 } 3523 return new ArrayList<ItemInfo>(filtered); 3524 } 3525 3526 @Thunk ArrayList<ItemInfo> getItemInfoForComponentName(final ComponentName cname, 3527 final UserHandleCompat user) { 3528 ItemInfoFilter filter = new ItemInfoFilter() { 3529 @Override 3530 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 3531 if (info.user == null) { 3532 return cn.equals(cname); 3533 } else { 3534 return cn.equals(cname) && info.user.equals(user); 3535 } 3536 } 3537 }; 3538 return filterItemInfos(sBgItemsIdMap, filter); 3539 } 3540 3541 /** 3542 * Make an ShortcutInfo object for a shortcut that isn't an application. 3543 */ 3544 @Thunk ShortcutInfo getShortcutInfo(Cursor c, Context context, 3545 int titleIndex, CursorIconInfo iconInfo) { 3546 final ShortcutInfo info = new ShortcutInfo(); 3547 // Non-app shortcuts are only supported for current user. 3548 info.user = UserHandleCompat.myUserHandle(); 3549 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT; 3550 3551 // TODO: If there's an explicit component and we can't install that, delete it. 3552 3553 info.title = Utilities.trim(c.getString(titleIndex)); 3554 3555 Bitmap icon = iconInfo.loadIcon(c, info, context); 3556 // the fallback icon 3557 if (icon == null) { 3558 icon = mIconCache.getDefaultIcon(info.user); 3559 info.usingFallbackIcon = true; 3560 } 3561 info.setIcon(icon); 3562 return info; 3563 } 3564 3565 ShortcutInfo infoFromShortcutIntent(Context context, Intent data) { 3566 Intent intent = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_INTENT); 3567 String name = data.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 3568 Parcelable bitmap = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON); 3569 3570 if (intent == null) { 3571 // If the intent is null, we can't construct a valid ShortcutInfo, so we return null 3572 Log.e(TAG, "Can't construct ShorcutInfo with null intent"); 3573 return null; 3574 } 3575 3576 Bitmap icon = null; 3577 boolean customIcon = false; 3578 ShortcutIconResource iconResource = null; 3579 3580 if (bitmap instanceof Bitmap) { 3581 icon = Utilities.createIconBitmap((Bitmap) bitmap, context); 3582 customIcon = true; 3583 } else { 3584 Parcelable extra = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE); 3585 if (extra instanceof ShortcutIconResource) { 3586 iconResource = (ShortcutIconResource) extra; 3587 icon = Utilities.createIconBitmap(iconResource.packageName, 3588 iconResource.resourceName, context); 3589 } 3590 } 3591 3592 final ShortcutInfo info = new ShortcutInfo(); 3593 3594 // Only support intents for current user for now. Intents sent from other 3595 // users wouldn't get here without intent forwarding anyway. 3596 info.user = UserHandleCompat.myUserHandle(); 3597 if (icon == null) { 3598 icon = mIconCache.getDefaultIcon(info.user); 3599 info.usingFallbackIcon = true; 3600 } 3601 info.setIcon(icon); 3602 3603 info.title = Utilities.trim(name); 3604 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3605 info.intent = intent; 3606 info.customIcon = customIcon; 3607 info.iconResource = iconResource; 3608 3609 return info; 3610 } 3611 3612 /** 3613 * Return an existing FolderInfo object if we have encountered this ID previously, 3614 * or make a new one. 3615 */ 3616 @Thunk static FolderInfo findOrMakeFolder(LongArrayMap<FolderInfo> folders, long id) { 3617 // See if a placeholder was created for us already 3618 FolderInfo folderInfo = folders.get(id); 3619 if (folderInfo == null) { 3620 // No placeholder -- create a new instance 3621 folderInfo = new FolderInfo(); 3622 folders.put(id, folderInfo); 3623 } 3624 return folderInfo; 3625 } 3626 3627 3628 static boolean isValidProvider(AppWidgetProviderInfo provider) { 3629 return (provider != null) && (provider.provider != null) 3630 && (provider.provider.getPackageName() != null); 3631 } 3632 3633 public void dumpState() { 3634 Log.d(TAG, "mCallbacks=" + mCallbacks); 3635 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.data", mBgAllAppsList.data); 3636 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.added", mBgAllAppsList.added); 3637 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.removed", mBgAllAppsList.removed); 3638 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.modified", mBgAllAppsList.modified); 3639 if (mLoaderTask != null) { 3640 mLoaderTask.dumpState(); 3641 } else { 3642 Log.d(TAG, "mLoaderTask=null"); 3643 } 3644 } 3645 3646 public Callbacks getCallback() { 3647 return mCallbacks != null ? mCallbacks.get() : null; 3648 } 3649 3650 /** 3651 * @return {@link FolderInfo} if its already loaded. 3652 */ 3653 public FolderInfo findFolderById(Long folderId) { 3654 synchronized (sBgLock) { 3655 return sBgFolders.get(folderId); 3656 } 3657 } 3658 3659 @Thunk class DeferredMainThreadExecutor implements Executor { 3660 3661 @Override 3662 public void execute(Runnable command) { 3663 runOnMainThread(command); 3664 } 3665 } 3666 3667 /** 3668 * @return the looper for the worker thread which can be used to start background tasks. 3669 */ 3670 public static Looper getWorkerLooper() { 3671 return sWorkerThread.getLooper(); 3672 } 3673 3674 @Thunk static final void addDumpLog(String log) { 3675 Launcher.addDumpLog(TAG, log); 3676 } 3677} 3678