LauncherModel.java revision 2a6cf09be968f71f23d520f1dc3f339feb61b269
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.*; 23import android.content.Intent.ShortcutIconResource; 24import android.content.pm.ActivityInfo; 25import android.content.pm.PackageInfo; 26import android.content.pm.PackageManager; 27import android.content.pm.PackageManager.NameNotFoundException; 28import android.content.pm.ProviderInfo; 29import android.content.pm.ResolveInfo; 30import android.content.res.Configuration; 31import android.content.res.Resources; 32import android.database.Cursor; 33import android.graphics.Bitmap; 34import android.graphics.BitmapFactory; 35import android.net.Uri; 36import android.os.Environment; 37import android.os.Handler; 38import android.os.HandlerThread; 39import android.os.Parcelable; 40import android.os.Process; 41import android.os.RemoteException; 42import android.os.SystemClock; 43import android.provider.BaseColumns; 44import android.text.TextUtils; 45import android.util.Log; 46import android.util.Pair; 47 48import com.android.launcher3.compat.LauncherActivityInfoCompat; 49import com.android.launcher3.compat.LauncherAppsCompat; 50import com.android.launcher3.compat.UserHandleCompat; 51import com.android.launcher3.compat.UserManagerCompat; 52import com.android.launcher3.InstallWidgetReceiver.WidgetMimeTypeHandlerData; 53 54import java.lang.ref.WeakReference; 55import java.net.URISyntaxException; 56import java.text.Collator; 57import java.util.ArrayList; 58import java.util.Arrays; 59import java.util.Collection; 60import java.util.Collections; 61import java.util.Comparator; 62import java.util.HashMap; 63import java.util.HashSet; 64import java.util.Iterator; 65import java.util.List; 66import java.util.Set; 67import java.util.TreeMap; 68import java.util.concurrent.atomic.AtomicBoolean; 69 70/** 71 * Maintains in-memory state of the Launcher. It is expected that there should be only one 72 * LauncherModel object held in a static. Also provide APIs for updating the database state 73 * for the Launcher. 74 */ 75public class LauncherModel extends BroadcastReceiver 76 implements LauncherAppsCompat.OnAppsChangedListenerCompat { 77 static final boolean DEBUG_LOADERS = false; 78 private static final boolean DEBUG_RECEIVER = true; // STOPSHIP(cwren) temporary for debugging 79 80 static final String TAG = "Launcher.Model"; 81 82 // true = use a "More Apps" folder for non-workspace apps on upgrade 83 // false = strew non-workspace apps across the workspace on upgrade 84 public static final boolean UPGRADE_USE_MORE_APPS_FOLDER = false; 85 public static final int LOADER_FLAG_NONE = 0; 86 public static final int LOADER_FLAG_CLEAR_WORKSPACE = 1 << 0; 87 public static final int LOADER_FLAG_MIGRATE_SHORTCUTS = 1 << 1; 88 89 private static final int ITEMS_CHUNK = 6; // batch size for the workspace icons 90 private static final long INVALID_SCREEN_ID = -1L; 91 92 private final boolean mAppsCanBeOnRemoveableStorage; 93 private final boolean mOldContentProviderExists; 94 95 private final LauncherAppState mApp; 96 private final Object mLock = new Object(); 97 private DeferredHandler mHandler = new DeferredHandler(); 98 private LoaderTask mLoaderTask; 99 private boolean mIsLoaderTaskRunning; 100 private volatile boolean mFlushingWorkerThread; 101 102 // Specific runnable types that are run on the main thread deferred handler, this allows us to 103 // clear all queued binding runnables when the Launcher activity is destroyed. 104 private static final int MAIN_THREAD_NORMAL_RUNNABLE = 0; 105 private static final int MAIN_THREAD_BINDING_RUNNABLE = 1; 106 107 private static final String MIGRATE_AUTHORITY = "com.android.launcher2.settings"; 108 109 private static final HandlerThread sWorkerThread = new HandlerThread("launcher-loader"); 110 static { 111 sWorkerThread.start(); 112 } 113 private static final Handler sWorker = new Handler(sWorkerThread.getLooper()); 114 115 // We start off with everything not loaded. After that, we assume that 116 // our monitoring of the package manager provides all updates and we never 117 // need to do a requery. These are only ever touched from the loader thread. 118 private boolean mWorkspaceLoaded; 119 private boolean mAllAppsLoaded; 120 121 // When we are loading pages synchronously, we can't just post the binding of items on the side 122 // pages as this delays the rotation process. Instead, we wait for a callback from the first 123 // draw (in Workspace) to initiate the binding of the remaining side pages. Any time we start 124 // a normal load, we also clear this set of Runnables. 125 static final ArrayList<Runnable> mDeferredBindRunnables = new ArrayList<Runnable>(); 126 127 private WeakReference<Callbacks> mCallbacks; 128 129 // < only access in worker thread > 130 AllAppsList mBgAllAppsList; 131 132 // The lock that must be acquired before referencing any static bg data structures. Unlike 133 // other locks, this one can generally be held long-term because we never expect any of these 134 // static data structures to be referenced outside of the worker thread except on the first 135 // load after configuration change. 136 static final Object sBgLock = new Object(); 137 138 // sBgItemsIdMap maps *all* the ItemInfos (shortcuts, folders, and widgets) created by 139 // LauncherModel to their ids 140 static final HashMap<Long, ItemInfo> sBgItemsIdMap = new HashMap<Long, ItemInfo>(); 141 142 // sBgWorkspaceItems is passed to bindItems, which expects a list of all folders and shortcuts 143 // created by LauncherModel that are directly on the home screen (however, no widgets or 144 // shortcuts within folders). 145 static final ArrayList<ItemInfo> sBgWorkspaceItems = new ArrayList<ItemInfo>(); 146 147 // sBgAppWidgets is all LauncherAppWidgetInfo created by LauncherModel. Passed to bindAppWidget() 148 static final ArrayList<LauncherAppWidgetInfo> sBgAppWidgets = 149 new ArrayList<LauncherAppWidgetInfo>(); 150 151 // sBgFolders is all FolderInfos created by LauncherModel. Passed to bindFolders() 152 static final HashMap<Long, FolderInfo> sBgFolders = new HashMap<Long, FolderInfo>(); 153 154 // sBgDbIconCache is the set of ItemInfos that need to have their icons updated in the database 155 static final HashMap<Object, byte[]> sBgDbIconCache = new HashMap<Object, byte[]>(); 156 157 // sBgWorkspaceScreens is the ordered set of workspace screens. 158 static final ArrayList<Long> sBgWorkspaceScreens = new ArrayList<Long>(); 159 160 // </ only access in worker thread > 161 162 private IconCache mIconCache; 163 164 protected int mPreviousConfigMcc; 165 166 private final LauncherAppsCompat mLauncherApps; 167 private final UserManagerCompat mUserManager; 168 169 public interface Callbacks { 170 public boolean setLoadOnResume(); 171 public int getCurrentWorkspaceScreen(); 172 public void startBinding(); 173 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end, 174 boolean forceAnimateIcons); 175 public void bindScreens(ArrayList<Long> orderedScreenIds); 176 public void bindAddScreens(ArrayList<Long> orderedScreenIds); 177 public void bindFolders(HashMap<Long,FolderInfo> folders); 178 public void finishBindingItems(boolean upgradePath); 179 public void bindAppWidget(LauncherAppWidgetInfo info); 180 public void bindAllApplications(ArrayList<AppInfo> apps); 181 public void bindAppsAdded(ArrayList<Long> newScreens, 182 ArrayList<ItemInfo> addNotAnimated, 183 ArrayList<ItemInfo> addAnimated, 184 ArrayList<AppInfo> addedApps); 185 public void bindAppsUpdated(ArrayList<AppInfo> apps); 186 public void updatePackageState(String pkgName, int state); 187 public void bindComponentsRemoved(ArrayList<String> packageNames, 188 ArrayList<AppInfo> appInfos, UserHandleCompat user); 189 public void bindPackagesUpdated(ArrayList<Object> widgetsAndShortcuts); 190 public void bindSearchablesChanged(); 191 public boolean isAllAppsButtonRank(int rank); 192 public void onPageBoundSynchronously(int page); 193 public void dumpLogsToLocalData(); 194 } 195 196 public interface ItemInfoFilter { 197 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn); 198 } 199 200 LauncherModel(LauncherAppState app, IconCache iconCache, AppFilter appFilter) { 201 Context context = app.getContext(); 202 203 mAppsCanBeOnRemoveableStorage = Environment.isExternalStorageRemovable(); 204 String oldProvider = context.getString(R.string.old_launcher_provider_uri); 205 // This may be the same as MIGRATE_AUTHORITY, or it may be replaced by a different 206 // resource string. 207 String redirectAuthority = Uri.parse(oldProvider).getAuthority(); 208 ProviderInfo providerInfo = 209 context.getPackageManager().resolveContentProvider(MIGRATE_AUTHORITY, 0); 210 ProviderInfo redirectProvider = 211 context.getPackageManager().resolveContentProvider(redirectAuthority, 0); 212 213 Log.d(TAG, "Old launcher provider: " + oldProvider); 214 mOldContentProviderExists = (providerInfo != null) && (redirectProvider != null); 215 216 if (mOldContentProviderExists) { 217 Log.d(TAG, "Old launcher provider exists."); 218 } else { 219 Log.d(TAG, "Old launcher provider does not exist."); 220 } 221 222 mApp = app; 223 mBgAllAppsList = new AllAppsList(iconCache, appFilter); 224 mIconCache = iconCache; 225 226 final Resources res = context.getResources(); 227 Configuration config = res.getConfiguration(); 228 mPreviousConfigMcc = config.mcc; 229 mLauncherApps = LauncherAppsCompat.getInstance(context); 230 mUserManager = UserManagerCompat.getInstance(context); 231 } 232 233 /** Runs the specified runnable immediately if called from the main thread, otherwise it is 234 * posted on the main thread handler. */ 235 private void runOnMainThread(Runnable r) { 236 runOnMainThread(r, 0); 237 } 238 private void runOnMainThread(Runnable r, int type) { 239 if (sWorkerThread.getThreadId() == Process.myTid()) { 240 // If we are on the worker thread, post onto the main handler 241 mHandler.post(r); 242 } else { 243 r.run(); 244 } 245 } 246 247 /** Runs the specified runnable immediately if called from the worker thread, otherwise it is 248 * posted on the worker thread handler. */ 249 private static void runOnWorkerThread(Runnable r) { 250 if (sWorkerThread.getThreadId() == Process.myTid()) { 251 r.run(); 252 } else { 253 // If we are not on the worker thread, then post to the worker handler 254 sWorker.post(r); 255 } 256 } 257 258 boolean canMigrateFromOldLauncherDb(Launcher launcher) { 259 return mOldContentProviderExists && !launcher.isLauncherPreinstalled() ; 260 } 261 262 static boolean findNextAvailableIconSpaceInScreen(ArrayList<ItemInfo> items, int[] xy, 263 long screen) { 264 LauncherAppState app = LauncherAppState.getInstance(); 265 DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); 266 final int xCount = (int) grid.numColumns; 267 final int yCount = (int) grid.numRows; 268 boolean[][] occupied = new boolean[xCount][yCount]; 269 270 int cellX, cellY, spanX, spanY; 271 for (int i = 0; i < items.size(); ++i) { 272 final ItemInfo item = items.get(i); 273 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 274 if (item.screenId == screen) { 275 cellX = item.cellX; 276 cellY = item.cellY; 277 spanX = item.spanX; 278 spanY = item.spanY; 279 for (int x = cellX; 0 <= x && x < cellX + spanX && x < xCount; x++) { 280 for (int y = cellY; 0 <= y && y < cellY + spanY && y < yCount; y++) { 281 occupied[x][y] = true; 282 } 283 } 284 } 285 } 286 } 287 288 return CellLayout.findVacantCell(xy, 1, 1, xCount, yCount, occupied); 289 } 290 static Pair<Long, int[]> findNextAvailableIconSpace(Context context, String name, 291 Intent launchIntent, 292 int firstScreenIndex, 293 ArrayList<Long> workspaceScreens) { 294 // Lock on the app so that we don't try and get the items while apps are being added 295 LauncherAppState app = LauncherAppState.getInstance(); 296 LauncherModel model = app.getModel(); 297 boolean found = false; 298 synchronized (app) { 299 if (sWorkerThread.getThreadId() != Process.myTid()) { 300 // Flush the LauncherModel worker thread, so that if we just did another 301 // processInstallShortcut, we give it time for its shortcut to get added to the 302 // database (getItemsInLocalCoordinates reads the database) 303 model.flushWorkerThread(); 304 } 305 final ArrayList<ItemInfo> items = LauncherModel.getItemsInLocalCoordinates(context); 306 307 // Try adding to the workspace screens incrementally, starting at the default or center 308 // screen and alternating between +1, -1, +2, -2, etc. (using ~ ceil(i/2f)*(-1)^(i-1)) 309 firstScreenIndex = Math.min(firstScreenIndex, workspaceScreens.size()); 310 int count = workspaceScreens.size(); 311 for (int screen = firstScreenIndex; screen < count && !found; screen++) { 312 int[] tmpCoordinates = new int[2]; 313 if (findNextAvailableIconSpaceInScreen(items, tmpCoordinates, 314 workspaceScreens.get(screen))) { 315 // Update the Launcher db 316 return new Pair<Long, int[]>(workspaceScreens.get(screen), tmpCoordinates); 317 } 318 } 319 } 320 return null; 321 } 322 323 public void setPackageState(final String pkgName, final int state) { 324 // Process the updated package state 325 Runnable r = new Runnable() { 326 public void run() { 327 Callbacks callbacks = mCallbacks != null ? mCallbacks.get() : null; 328 if (callbacks != null) { 329 callbacks.updatePackageState(pkgName, state); 330 } 331 } 332 }; 333 mHandler.post(r); 334 } 335 336 public void addAppsToAllApps(final Context ctx, final ArrayList<AppInfo> allAppsApps) { 337 final Callbacks callbacks = mCallbacks != null ? mCallbacks.get() : null; 338 339 if (allAppsApps == null) { 340 throw new RuntimeException("allAppsApps must not be null"); 341 } 342 if (allAppsApps.isEmpty()) { 343 return; 344 } 345 346 final ArrayList<AppInfo> restoredAppsFinal = new ArrayList<AppInfo>(); 347 Iterator<AppInfo> iter = allAppsApps.iterator(); 348 while (iter.hasNext()) { 349 ItemInfo a = iter.next(); 350 if (LauncherModel.appWasRestored(ctx, a.getIntent(), a.user)) { 351 restoredAppsFinal.add((AppInfo) a); 352 } 353 } 354 355 // Process the newly added applications and add them to the database first 356 Runnable r = new Runnable() { 357 public void run() { 358 runOnMainThread(new Runnable() { 359 public void run() { 360 Callbacks cb = mCallbacks != null ? mCallbacks.get() : null; 361 if (callbacks == cb && cb != null) { 362 if (!restoredAppsFinal.isEmpty()) { 363 for (AppInfo info : restoredAppsFinal) { 364 final Intent intent = info.getIntent(); 365 if (intent != null) { 366 mIconCache.deletePreloadedIcon(intent.getComponent(), 367 info.user); 368 } 369 } 370 callbacks.bindAppsUpdated(restoredAppsFinal); 371 } 372 callbacks.bindAppsAdded(null, null, null, allAppsApps); 373 } 374 } 375 }); 376 } 377 }; 378 runOnWorkerThread(r); 379 } 380 381 public void addAndBindAddedWorkspaceApps(final Context context, 382 final ArrayList<ItemInfo> workspaceApps) { 383 final Callbacks callbacks = mCallbacks != null ? mCallbacks.get() : null; 384 385 if (workspaceApps == null) { 386 throw new RuntimeException("workspaceApps and allAppsApps must not be null"); 387 } 388 if (workspaceApps.isEmpty()) { 389 return; 390 } 391 // Process the newly added applications and add them to the database first 392 Runnable r = new Runnable() { 393 public void run() { 394 final ArrayList<ItemInfo> addedShortcutsFinal = new ArrayList<ItemInfo>(); 395 final ArrayList<Long> addedWorkspaceScreensFinal = new ArrayList<Long>(); 396 final ArrayList<AppInfo> restoredAppsFinal = new ArrayList<AppInfo>(); 397 398 // Get the list of workspace screens. We need to append to this list and 399 // can not use sBgWorkspaceScreens because loadWorkspace() may not have been 400 // called. 401 ArrayList<Long> workspaceScreens = new ArrayList<Long>(); 402 TreeMap<Integer, Long> orderedScreens = loadWorkspaceScreensDb(context); 403 for (Integer i : orderedScreens.keySet()) { 404 long screenId = orderedScreens.get(i); 405 workspaceScreens.add(screenId); 406 } 407 408 synchronized(sBgLock) { 409 Iterator<ItemInfo> iter = workspaceApps.iterator(); 410 while (iter.hasNext()) { 411 ItemInfo a = iter.next(); 412 final String name = a.title.toString(); 413 final Intent launchIntent = a.getIntent(); 414 415 // Short-circuit this logic if the icon exists somewhere on the workspace 416 if (LauncherModel.shortcutExists(context, name, launchIntent)) { 417 // Only InstallShortcutReceiver sends us shortcutInfos, ignore them 418 if (a instanceof AppInfo && 419 LauncherModel.appWasRestored(context, launchIntent, a.user)) { 420 restoredAppsFinal.add((AppInfo) a); 421 } 422 continue; 423 } 424 425 // Add this icon to the db, creating a new page if necessary. If there 426 // is only the empty page then we just add items to the first page. 427 // Otherwise, we add them to the next pages. 428 int startSearchPageIndex = workspaceScreens.isEmpty() ? 0 : 1; 429 Pair<Long, int[]> coords = LauncherModel.findNextAvailableIconSpace(context, 430 name, launchIntent, startSearchPageIndex, workspaceScreens); 431 if (coords == null) { 432 LauncherProvider lp = LauncherAppState.getLauncherProvider(); 433 434 // If we can't find a valid position, then just add a new screen. 435 // This takes time so we need to re-queue the add until the new 436 // page is added. Create as many screens as necessary to satisfy 437 // the startSearchPageIndex. 438 int numPagesToAdd = Math.max(1, startSearchPageIndex + 1 - 439 workspaceScreens.size()); 440 while (numPagesToAdd > 0) { 441 long screenId = lp.generateNewScreenId(); 442 // Save the screen id for binding in the workspace 443 workspaceScreens.add(screenId); 444 addedWorkspaceScreensFinal.add(screenId); 445 numPagesToAdd--; 446 } 447 448 // Find the coordinate again 449 coords = LauncherModel.findNextAvailableIconSpace(context, 450 name, launchIntent, startSearchPageIndex, workspaceScreens); 451 } 452 if (coords == null) { 453 throw new RuntimeException("Coordinates should not be null"); 454 } 455 456 ShortcutInfo shortcutInfo; 457 if (a instanceof ShortcutInfo) { 458 shortcutInfo = (ShortcutInfo) a; 459 } else if (a instanceof AppInfo) { 460 shortcutInfo = ((AppInfo) a).makeShortcut(); 461 } else { 462 throw new RuntimeException("Unexpected info type"); 463 } 464 465 // Add the shortcut to the db 466 addItemToDatabase(context, shortcutInfo, 467 LauncherSettings.Favorites.CONTAINER_DESKTOP, 468 coords.first, coords.second[0], coords.second[1], false); 469 // Save the ShortcutInfo for binding in the workspace 470 addedShortcutsFinal.add(shortcutInfo); 471 } 472 } 473 474 // Update the workspace screens 475 updateWorkspaceScreenOrder(context, workspaceScreens); 476 477 if (!addedShortcutsFinal.isEmpty()) { 478 runOnMainThread(new Runnable() { 479 public void run() { 480 Callbacks cb = mCallbacks != null ? mCallbacks.get() : null; 481 if (callbacks == cb && cb != null) { 482 final ArrayList<ItemInfo> addAnimated = new ArrayList<ItemInfo>(); 483 final ArrayList<ItemInfo> addNotAnimated = new ArrayList<ItemInfo>(); 484 if (!addedShortcutsFinal.isEmpty()) { 485 ItemInfo info = addedShortcutsFinal.get(addedShortcutsFinal.size() - 1); 486 long lastScreenId = info.screenId; 487 for (ItemInfo i : addedShortcutsFinal) { 488 if (i.screenId == lastScreenId) { 489 addAnimated.add(i); 490 } else { 491 addNotAnimated.add(i); 492 } 493 } 494 } 495 callbacks.bindAppsAdded(addedWorkspaceScreensFinal, 496 addNotAnimated, addAnimated, null); 497 if (!restoredAppsFinal.isEmpty()) { 498 callbacks.bindAppsUpdated(restoredAppsFinal); 499 } 500 } 501 } 502 }); 503 } 504 } 505 }; 506 runOnWorkerThread(r); 507 } 508 509 public void unbindItemInfosAndClearQueuedBindRunnables() { 510 if (sWorkerThread.getThreadId() == Process.myTid()) { 511 throw new RuntimeException("Expected unbindLauncherItemInfos() to be called from the " + 512 "main thread"); 513 } 514 515 // Clear any deferred bind runnables 516 synchronized (mDeferredBindRunnables) { 517 mDeferredBindRunnables.clear(); 518 } 519 // Remove any queued bind runnables 520 mHandler.cancelAllRunnablesOfType(MAIN_THREAD_BINDING_RUNNABLE); 521 // Unbind all the workspace items 522 unbindWorkspaceItemsOnMainThread(); 523 } 524 525 /** Unbinds all the sBgWorkspaceItems and sBgAppWidgets on the main thread */ 526 void unbindWorkspaceItemsOnMainThread() { 527 // Ensure that we don't use the same workspace items data structure on the main thread 528 // by making a copy of workspace items first. 529 final ArrayList<ItemInfo> tmpWorkspaceItems = new ArrayList<ItemInfo>(); 530 final ArrayList<ItemInfo> tmpAppWidgets = new ArrayList<ItemInfo>(); 531 synchronized (sBgLock) { 532 tmpWorkspaceItems.addAll(sBgWorkspaceItems); 533 tmpAppWidgets.addAll(sBgAppWidgets); 534 } 535 Runnable r = new Runnable() { 536 @Override 537 public void run() { 538 for (ItemInfo item : tmpWorkspaceItems) { 539 item.unbind(); 540 } 541 for (ItemInfo item : tmpAppWidgets) { 542 item.unbind(); 543 } 544 } 545 }; 546 runOnMainThread(r); 547 } 548 549 /** 550 * Adds an item to the DB if it was not created previously, or move it to a new 551 * <container, screen, cellX, cellY> 552 */ 553 static void addOrMoveItemInDatabase(Context context, ItemInfo item, long container, 554 long screenId, int cellX, int cellY) { 555 if (item.container == ItemInfo.NO_ID) { 556 // From all apps 557 addItemToDatabase(context, item, container, screenId, cellX, cellY, false); 558 } else { 559 // From somewhere else 560 moveItemInDatabase(context, item, container, screenId, cellX, cellY); 561 } 562 } 563 564 static void checkItemInfoLocked( 565 final long itemId, final ItemInfo item, StackTraceElement[] stackTrace) { 566 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 567 if (modelItem != null && item != modelItem) { 568 // check all the data is consistent 569 if (modelItem instanceof ShortcutInfo && item instanceof ShortcutInfo) { 570 ShortcutInfo modelShortcut = (ShortcutInfo) modelItem; 571 ShortcutInfo shortcut = (ShortcutInfo) item; 572 if (modelShortcut.title.toString().equals(shortcut.title.toString()) && 573 modelShortcut.intent.filterEquals(shortcut.intent) && 574 modelShortcut.id == shortcut.id && 575 modelShortcut.itemType == shortcut.itemType && 576 modelShortcut.container == shortcut.container && 577 modelShortcut.screenId == shortcut.screenId && 578 modelShortcut.cellX == shortcut.cellX && 579 modelShortcut.cellY == shortcut.cellY && 580 modelShortcut.spanX == shortcut.spanX && 581 modelShortcut.spanY == shortcut.spanY && 582 ((modelShortcut.dropPos == null && shortcut.dropPos == null) || 583 (modelShortcut.dropPos != null && 584 shortcut.dropPos != null && 585 modelShortcut.dropPos[0] == shortcut.dropPos[0] && 586 modelShortcut.dropPos[1] == shortcut.dropPos[1]))) { 587 // For all intents and purposes, this is the same object 588 return; 589 } 590 } 591 592 // the modelItem needs to match up perfectly with item if our model is 593 // to be consistent with the database-- for now, just require 594 // modelItem == item or the equality check above 595 String msg = "item: " + ((item != null) ? item.toString() : "null") + 596 "modelItem: " + 597 ((modelItem != null) ? modelItem.toString() : "null") + 598 "Error: ItemInfo passed to checkItemInfo doesn't match original"; 599 RuntimeException e = new RuntimeException(msg); 600 if (stackTrace != null) { 601 e.setStackTrace(stackTrace); 602 } 603 throw e; 604 } 605 } 606 607 static void checkItemInfo(final ItemInfo item) { 608 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 609 final long itemId = item.id; 610 Runnable r = new Runnable() { 611 public void run() { 612 synchronized (sBgLock) { 613 checkItemInfoLocked(itemId, item, stackTrace); 614 } 615 } 616 }; 617 runOnWorkerThread(r); 618 } 619 620 static void updateItemInDatabaseHelper(Context context, final ContentValues values, 621 final ItemInfo item, final String callingFunction) { 622 final long itemId = item.id; 623 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId, false); 624 final ContentResolver cr = context.getContentResolver(); 625 626 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 627 Runnable r = new Runnable() { 628 public void run() { 629 cr.update(uri, values, null, null); 630 updateItemArrays(item, itemId, stackTrace); 631 } 632 }; 633 runOnWorkerThread(r); 634 } 635 636 static void updateItemsInDatabaseHelper(Context context, final ArrayList<ContentValues> valuesList, 637 final ArrayList<ItemInfo> items, final String callingFunction) { 638 final ContentResolver cr = context.getContentResolver(); 639 640 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 641 Runnable r = new Runnable() { 642 public void run() { 643 ArrayList<ContentProviderOperation> ops = 644 new ArrayList<ContentProviderOperation>(); 645 int count = items.size(); 646 for (int i = 0; i < count; i++) { 647 ItemInfo item = items.get(i); 648 final long itemId = item.id; 649 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId, false); 650 ContentValues values = valuesList.get(i); 651 652 ops.add(ContentProviderOperation.newUpdate(uri).withValues(values).build()); 653 updateItemArrays(item, itemId, stackTrace); 654 655 } 656 try { 657 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 658 } catch (Exception e) { 659 e.printStackTrace(); 660 } 661 } 662 }; 663 runOnWorkerThread(r); 664 } 665 666 static void updateItemArrays(ItemInfo item, long itemId, StackTraceElement[] stackTrace) { 667 // Lock on mBgLock *after* the db operation 668 synchronized (sBgLock) { 669 checkItemInfoLocked(itemId, item, stackTrace); 670 671 if (item.container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 672 item.container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 673 // Item is in a folder, make sure this folder exists 674 if (!sBgFolders.containsKey(item.container)) { 675 // An items container is being set to a that of an item which is not in 676 // the list of Folders. 677 String msg = "item: " + item + " container being set to: " + 678 item.container + ", not in the list of folders"; 679 Log.e(TAG, msg); 680 } 681 } 682 683 // Items are added/removed from the corresponding FolderInfo elsewhere, such 684 // as in Workspace.onDrop. Here, we just add/remove them from the list of items 685 // that are on the desktop, as appropriate 686 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 687 if (modelItem != null && 688 (modelItem.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 689 modelItem.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT)) { 690 switch (modelItem.itemType) { 691 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 692 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 693 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 694 if (!sBgWorkspaceItems.contains(modelItem)) { 695 sBgWorkspaceItems.add(modelItem); 696 } 697 break; 698 default: 699 break; 700 } 701 } else { 702 sBgWorkspaceItems.remove(modelItem); 703 } 704 } 705 } 706 707 public void flushWorkerThread() { 708 mFlushingWorkerThread = true; 709 Runnable waiter = new Runnable() { 710 public void run() { 711 synchronized (this) { 712 notifyAll(); 713 mFlushingWorkerThread = false; 714 } 715 } 716 }; 717 718 synchronized(waiter) { 719 runOnWorkerThread(waiter); 720 if (mLoaderTask != null) { 721 synchronized(mLoaderTask) { 722 mLoaderTask.notify(); 723 } 724 } 725 boolean success = false; 726 while (!success) { 727 try { 728 waiter.wait(); 729 success = true; 730 } catch (InterruptedException e) { 731 } 732 } 733 } 734 } 735 736 /** 737 * Move an item in the DB to a new <container, screen, cellX, cellY> 738 */ 739 static void moveItemInDatabase(Context context, final ItemInfo item, final long container, 740 final long screenId, final int cellX, final int cellY) { 741 item.container = container; 742 item.cellX = cellX; 743 item.cellY = cellY; 744 745 // We store hotseat items in canonical form which is this orientation invariant position 746 // in the hotseat 747 if (context instanceof Launcher && screenId < 0 && 748 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 749 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 750 } else { 751 item.screenId = screenId; 752 } 753 754 final ContentValues values = new ContentValues(); 755 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 756 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 757 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 758 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 759 760 updateItemInDatabaseHelper(context, values, item, "moveItemInDatabase"); 761 } 762 763 /** 764 * Move items in the DB to a new <container, screen, cellX, cellY>. We assume that the 765 * cellX, cellY have already been updated on the ItemInfos. 766 */ 767 static void moveItemsInDatabase(Context context, final ArrayList<ItemInfo> items, 768 final long container, final int screen) { 769 770 ArrayList<ContentValues> contentValues = new ArrayList<ContentValues>(); 771 int count = items.size(); 772 773 for (int i = 0; i < count; i++) { 774 ItemInfo item = items.get(i); 775 item.container = container; 776 777 // We store hotseat items in canonical form which is this orientation invariant position 778 // in the hotseat 779 if (context instanceof Launcher && screen < 0 && 780 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 781 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(item.cellX, 782 item.cellY); 783 } else { 784 item.screenId = screen; 785 } 786 787 final ContentValues values = new ContentValues(); 788 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 789 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 790 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 791 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 792 793 contentValues.add(values); 794 } 795 updateItemsInDatabaseHelper(context, contentValues, items, "moveItemInDatabase"); 796 } 797 798 /** 799 * Move and/or resize item in the DB to a new <container, screen, cellX, cellY, spanX, spanY> 800 */ 801 static void modifyItemInDatabase(Context context, final ItemInfo item, final long container, 802 final long screenId, final int cellX, final int cellY, final int spanX, final int spanY) { 803 item.container = container; 804 item.cellX = cellX; 805 item.cellY = cellY; 806 item.spanX = spanX; 807 item.spanY = spanY; 808 809 // We store hotseat items in canonical form which is this orientation invariant position 810 // in the hotseat 811 if (context instanceof Launcher && screenId < 0 && 812 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 813 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 814 } else { 815 item.screenId = screenId; 816 } 817 818 final ContentValues values = new ContentValues(); 819 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 820 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 821 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 822 values.put(LauncherSettings.Favorites.SPANX, item.spanX); 823 values.put(LauncherSettings.Favorites.SPANY, item.spanY); 824 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 825 826 updateItemInDatabaseHelper(context, values, item, "modifyItemInDatabase"); 827 } 828 829 /** 830 * Update an item to the database in a specified container. 831 */ 832 static void updateItemInDatabase(Context context, final ItemInfo item) { 833 final ContentValues values = new ContentValues(); 834 item.onAddToDatabase(context, values); 835 item.updateValuesWithCoordinates(values, item.cellX, item.cellY); 836 updateItemInDatabaseHelper(context, values, item, "updateItemInDatabase"); 837 } 838 839 /** 840 * Returns true if the shortcuts already exists in the database. 841 * we identify a shortcut by its title and intent. 842 */ 843 static boolean shortcutExists(Context context, String title, Intent intent) { 844 final ContentResolver cr = context.getContentResolver(); 845 final Intent intentWithPkg, intentWithoutPkg; 846 847 if (intent.getComponent() != null) { 848 // If component is not null, an intent with null package will produce 849 // the same result and should also be a match. 850 if (intent.getPackage() != null) { 851 intentWithPkg = intent; 852 intentWithoutPkg = new Intent(intent).setPackage(null); 853 } else { 854 intentWithPkg = new Intent(intent).setPackage( 855 intent.getComponent().getPackageName()); 856 intentWithoutPkg = intent; 857 } 858 } else { 859 intentWithPkg = intent; 860 intentWithoutPkg = intent; 861 } 862 Cursor c = cr.query(LauncherSettings.Favorites.CONTENT_URI, 863 new String[] { "title", "intent" }, "title=? and (intent=? or intent=?)", 864 new String[] { title, intentWithPkg.toUri(0), intentWithoutPkg.toUri(0) }, null); 865 boolean result = false; 866 try { 867 result = c.moveToFirst(); 868 } finally { 869 c.close(); 870 } 871 return result; 872 } 873 874 /** 875 * Returns true if the shortcuts already exists in the database. 876 * we identify a shortcut by the component name of the intent 877 * and the user. 878 */ 879 static boolean appWasRestored(Context context, Intent intent, UserHandleCompat user) { 880 final ContentResolver cr = context.getContentResolver(); 881 final ComponentName component = intent.getComponent(); 882 if (component == null) { 883 return false; 884 } 885 String componentName = component.flattenToString(); 886 String shortName = component.flattenToShortString(); 887 long serialNumber = UserManagerCompat.getInstance(context) 888 .getSerialNumberForUser(user); 889 final String where = "(intent glob \"*component=" + componentName + "*\" or " + 890 "intent glob \"*component=" + shortName + "*\")" + 891 "and restored = 1 and profileId = " + serialNumber; 892 Cursor c = cr.query(LauncherSettings.Favorites.CONTENT_URI, 893 new String[]{"intent", "restored", "profileId"}, where, null, null); 894 boolean result = false; 895 try { 896 result = c.moveToFirst(); 897 } finally { 898 c.close(); 899 } 900 Log.d(TAG, "shortcutWasRestored is " + result + " for " + componentName); 901 return result; 902 } 903 904 /** 905 * Returns an ItemInfo array containing all the items in the LauncherModel. 906 * The ItemInfo.id is not set through this function. 907 */ 908 static ArrayList<ItemInfo> getItemsInLocalCoordinates(Context context) { 909 ArrayList<ItemInfo> items = new ArrayList<ItemInfo>(); 910 final ContentResolver cr = context.getContentResolver(); 911 Cursor c = cr.query(LauncherSettings.Favorites.CONTENT_URI, new String[] { 912 LauncherSettings.Favorites.ITEM_TYPE, LauncherSettings.Favorites.CONTAINER, 913 LauncherSettings.Favorites.SCREEN, 914 LauncherSettings.Favorites.CELLX, LauncherSettings.Favorites.CELLY, 915 LauncherSettings.Favorites.SPANX, LauncherSettings.Favorites.SPANY, 916 LauncherSettings.Favorites.PROFILE_ID }, null, null, null); 917 918 final int itemTypeIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ITEM_TYPE); 919 final int containerIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CONTAINER); 920 final int screenIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SCREEN); 921 final int cellXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLX); 922 final int cellYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLY); 923 final int spanXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SPANX); 924 final int spanYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SPANY); 925 final int profileIdIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.PROFILE_ID); 926 UserManagerCompat userManager = UserManagerCompat.getInstance(context); 927 try { 928 while (c.moveToNext()) { 929 ItemInfo item = new ItemInfo(); 930 item.cellX = c.getInt(cellXIndex); 931 item.cellY = c.getInt(cellYIndex); 932 item.spanX = Math.max(1, c.getInt(spanXIndex)); 933 item.spanY = Math.max(1, c.getInt(spanYIndex)); 934 item.container = c.getInt(containerIndex); 935 item.itemType = c.getInt(itemTypeIndex); 936 item.screenId = c.getInt(screenIndex); 937 long serialNumber = c.getInt(profileIdIndex); 938 item.user = userManager.getUserForSerialNumber(serialNumber); 939 // Skip if user has been deleted. 940 if (item.user != null) { 941 items.add(item); 942 } 943 } 944 } catch (Exception e) { 945 items.clear(); 946 } finally { 947 c.close(); 948 } 949 950 return items; 951 } 952 953 /** 954 * Find a folder in the db, creating the FolderInfo if necessary, and adding it to folderList. 955 */ 956 FolderInfo getFolderById(Context context, HashMap<Long,FolderInfo> folderList, long id) { 957 final ContentResolver cr = context.getContentResolver(); 958 Cursor c = cr.query(LauncherSettings.Favorites.CONTENT_URI, null, 959 "_id=? and (itemType=? or itemType=?)", 960 new String[] { String.valueOf(id), 961 String.valueOf(LauncherSettings.Favorites.ITEM_TYPE_FOLDER)}, null); 962 963 try { 964 if (c.moveToFirst()) { 965 final int itemTypeIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ITEM_TYPE); 966 final int titleIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.TITLE); 967 final int containerIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CONTAINER); 968 final int screenIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SCREEN); 969 final int cellXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLX); 970 final int cellYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLY); 971 972 FolderInfo folderInfo = null; 973 switch (c.getInt(itemTypeIndex)) { 974 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 975 folderInfo = findOrMakeFolder(folderList, id); 976 break; 977 } 978 979 folderInfo.title = c.getString(titleIndex); 980 folderInfo.id = id; 981 folderInfo.container = c.getInt(containerIndex); 982 folderInfo.screenId = c.getInt(screenIndex); 983 folderInfo.cellX = c.getInt(cellXIndex); 984 folderInfo.cellY = c.getInt(cellYIndex); 985 986 return folderInfo; 987 } 988 } finally { 989 c.close(); 990 } 991 992 return null; 993 } 994 995 /** 996 * Add an item to the database in a specified container. Sets the container, screen, cellX and 997 * cellY fields of the item. Also assigns an ID to the item. 998 */ 999 static void addItemToDatabase(Context context, final ItemInfo item, final long container, 1000 final long screenId, final int cellX, final int cellY, final boolean notify) { 1001 item.container = container; 1002 item.cellX = cellX; 1003 item.cellY = cellY; 1004 // We store hotseat items in canonical form which is this orientation invariant position 1005 // in the hotseat 1006 if (context instanceof Launcher && screenId < 0 && 1007 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1008 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 1009 } else { 1010 item.screenId = screenId; 1011 } 1012 1013 final ContentValues values = new ContentValues(); 1014 final ContentResolver cr = context.getContentResolver(); 1015 item.onAddToDatabase(context, values); 1016 1017 item.id = LauncherAppState.getLauncherProvider().generateNewItemId(); 1018 values.put(LauncherSettings.Favorites._ID, item.id); 1019 item.updateValuesWithCoordinates(values, item.cellX, item.cellY); 1020 1021 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 1022 Runnable r = new Runnable() { 1023 public void run() { 1024 cr.insert(notify ? LauncherSettings.Favorites.CONTENT_URI : 1025 LauncherSettings.Favorites.CONTENT_URI_NO_NOTIFICATION, values); 1026 1027 // Lock on mBgLock *after* the db operation 1028 synchronized (sBgLock) { 1029 checkItemInfoLocked(item.id, item, stackTrace); 1030 sBgItemsIdMap.put(item.id, item); 1031 switch (item.itemType) { 1032 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1033 sBgFolders.put(item.id, (FolderInfo) item); 1034 // Fall through 1035 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1036 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1037 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 1038 item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1039 sBgWorkspaceItems.add(item); 1040 } else { 1041 if (!sBgFolders.containsKey(item.container)) { 1042 // Adding an item to a folder that doesn't exist. 1043 String msg = "adding item: " + item + " to a folder that " + 1044 " doesn't exist"; 1045 Log.e(TAG, msg); 1046 } 1047 } 1048 break; 1049 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1050 sBgAppWidgets.add((LauncherAppWidgetInfo) item); 1051 break; 1052 } 1053 } 1054 } 1055 }; 1056 runOnWorkerThread(r); 1057 } 1058 1059 /** 1060 * Creates a new unique child id, for a given cell span across all layouts. 1061 */ 1062 static int getCellLayoutChildId( 1063 long container, long screen, int localCellX, int localCellY, int spanX, int spanY) { 1064 return (((int) container & 0xFF) << 24) 1065 | ((int) screen & 0xFF) << 16 | (localCellX & 0xFF) << 8 | (localCellY & 0xFF); 1066 } 1067 1068 /** 1069 * Removes the specified item from the database 1070 * @param context 1071 * @param item 1072 */ 1073 static void deleteItemFromDatabase(Context context, final ItemInfo item) { 1074 final ContentResolver cr = context.getContentResolver(); 1075 final Uri uriToDelete = LauncherSettings.Favorites.getContentUri(item.id, false); 1076 1077 Runnable r = new Runnable() { 1078 public void run() { 1079 cr.delete(uriToDelete, null, null); 1080 1081 // Lock on mBgLock *after* the db operation 1082 synchronized (sBgLock) { 1083 switch (item.itemType) { 1084 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1085 sBgFolders.remove(item.id); 1086 for (ItemInfo info: sBgItemsIdMap.values()) { 1087 if (info.container == item.id) { 1088 // We are deleting a folder which still contains items that 1089 // think they are contained by that folder. 1090 String msg = "deleting a folder (" + item + ") which still " + 1091 "contains items (" + info + ")"; 1092 Log.e(TAG, msg); 1093 } 1094 } 1095 sBgWorkspaceItems.remove(item); 1096 break; 1097 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1098 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1099 sBgWorkspaceItems.remove(item); 1100 break; 1101 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1102 sBgAppWidgets.remove((LauncherAppWidgetInfo) item); 1103 break; 1104 } 1105 sBgItemsIdMap.remove(item.id); 1106 sBgDbIconCache.remove(item); 1107 } 1108 } 1109 }; 1110 runOnWorkerThread(r); 1111 } 1112 1113 /** 1114 * Update the order of the workspace screens in the database. The array list contains 1115 * a list of screen ids in the order that they should appear. 1116 */ 1117 void updateWorkspaceScreenOrder(Context context, final ArrayList<Long> screens) { 1118 // Log to disk 1119 Launcher.addDumpLog(TAG, "11683562 - updateWorkspaceScreenOrder()", true); 1120 Launcher.addDumpLog(TAG, "11683562 - screens: " + TextUtils.join(", ", screens), true); 1121 1122 final ArrayList<Long> screensCopy = new ArrayList<Long>(screens); 1123 final ContentResolver cr = context.getContentResolver(); 1124 final Uri uri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1125 1126 // Remove any negative screen ids -- these aren't persisted 1127 Iterator<Long> iter = screensCopy.iterator(); 1128 while (iter.hasNext()) { 1129 long id = iter.next(); 1130 if (id < 0) { 1131 iter.remove(); 1132 } 1133 } 1134 1135 Runnable r = new Runnable() { 1136 @Override 1137 public void run() { 1138 ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>(); 1139 // Clear the table 1140 ops.add(ContentProviderOperation.newDelete(uri).build()); 1141 int count = screensCopy.size(); 1142 for (int i = 0; i < count; i++) { 1143 ContentValues v = new ContentValues(); 1144 long screenId = screensCopy.get(i); 1145 v.put(LauncherSettings.WorkspaceScreens._ID, screenId); 1146 v.put(LauncherSettings.WorkspaceScreens.SCREEN_RANK, i); 1147 ops.add(ContentProviderOperation.newInsert(uri).withValues(v).build()); 1148 } 1149 1150 try { 1151 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 1152 } catch (Exception ex) { 1153 throw new RuntimeException(ex); 1154 } 1155 1156 synchronized (sBgLock) { 1157 sBgWorkspaceScreens.clear(); 1158 sBgWorkspaceScreens.addAll(screensCopy); 1159 } 1160 } 1161 }; 1162 runOnWorkerThread(r); 1163 } 1164 1165 /** 1166 * Remove the contents of the specified folder from the database 1167 */ 1168 static void deleteFolderContentsFromDatabase(Context context, final FolderInfo info) { 1169 final ContentResolver cr = context.getContentResolver(); 1170 1171 Runnable r = new Runnable() { 1172 public void run() { 1173 cr.delete(LauncherSettings.Favorites.getContentUri(info.id, false), null, null); 1174 // Lock on mBgLock *after* the db operation 1175 synchronized (sBgLock) { 1176 sBgItemsIdMap.remove(info.id); 1177 sBgFolders.remove(info.id); 1178 sBgDbIconCache.remove(info); 1179 sBgWorkspaceItems.remove(info); 1180 } 1181 1182 cr.delete(LauncherSettings.Favorites.CONTENT_URI_NO_NOTIFICATION, 1183 LauncherSettings.Favorites.CONTAINER + "=" + info.id, null); 1184 // Lock on mBgLock *after* the db operation 1185 synchronized (sBgLock) { 1186 for (ItemInfo childInfo : info.contents) { 1187 sBgItemsIdMap.remove(childInfo.id); 1188 sBgDbIconCache.remove(childInfo); 1189 } 1190 } 1191 } 1192 }; 1193 runOnWorkerThread(r); 1194 } 1195 1196 /** 1197 * Set this as the current Launcher activity object for the loader. 1198 */ 1199 public void initialize(Callbacks callbacks) { 1200 synchronized (mLock) { 1201 mCallbacks = new WeakReference<Callbacks>(callbacks); 1202 } 1203 } 1204 1205 @Override 1206 public void onPackageChanged(UserHandleCompat user, String packageName) { 1207 int op = PackageUpdatedTask.OP_UPDATE; 1208 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1209 user)); 1210 } 1211 1212 @Override 1213 public void onPackageRemoved(UserHandleCompat user, String packageName) { 1214 int op = PackageUpdatedTask.OP_REMOVE; 1215 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1216 user)); 1217 } 1218 1219 @Override 1220 public void onPackageAdded(UserHandleCompat user, String packageName) { 1221 int op = PackageUpdatedTask.OP_ADD; 1222 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1223 user)); 1224 } 1225 1226 @Override 1227 public void onPackagesAvailable(UserHandleCompat user, String[] packageNames, 1228 boolean replacing) { 1229 if (!replacing) { 1230 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_ADD, packageNames, 1231 user)); 1232 if (mAppsCanBeOnRemoveableStorage) { 1233 // Only rebind if we support removable storage. It catches the 1234 // case where 1235 // apps on the external sd card need to be reloaded 1236 startLoaderFromBackground(); 1237 } 1238 } else { 1239 // If we are replacing then just update the packages in the list 1240 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UPDATE, 1241 packageNames, user)); 1242 } 1243 } 1244 1245 @Override 1246 public void onPackagesUnavailable(UserHandleCompat user, String[] packageNames, 1247 boolean replacing) { 1248 if (!replacing) { 1249 enqueuePackageUpdated(new PackageUpdatedTask( 1250 PackageUpdatedTask.OP_UNAVAILABLE, packageNames, 1251 user)); 1252 } 1253 1254 } 1255 1256 /** 1257 * Call from the handler for ACTION_PACKAGE_ADDED, ACTION_PACKAGE_REMOVED and 1258 * ACTION_PACKAGE_CHANGED. 1259 */ 1260 @Override 1261 public void onReceive(Context context, Intent intent) { 1262 if (DEBUG_RECEIVER) Log.d(TAG, "onReceive intent=" + intent); 1263 1264 final String action = intent.getAction(); 1265 if (Intent.ACTION_LOCALE_CHANGED.equals(action)) { 1266 // If we have changed locale we need to clear out the labels in all apps/workspace. 1267 forceReload(); 1268 } else if (Intent.ACTION_CONFIGURATION_CHANGED.equals(action)) { 1269 // Check if configuration change was an mcc/mnc change which would affect app resources 1270 // and we would need to clear out the labels in all apps/workspace. Same handling as 1271 // above for ACTION_LOCALE_CHANGED 1272 Configuration currentConfig = context.getResources().getConfiguration(); 1273 if (mPreviousConfigMcc != currentConfig.mcc) { 1274 Log.d(TAG, "Reload apps on config change. curr_mcc:" 1275 + currentConfig.mcc + " prevmcc:" + mPreviousConfigMcc); 1276 forceReload(); 1277 } 1278 // Update previousConfig 1279 mPreviousConfigMcc = currentConfig.mcc; 1280 } else if (SearchManager.INTENT_GLOBAL_SEARCH_ACTIVITY_CHANGED.equals(action) || 1281 SearchManager.INTENT_ACTION_SEARCHABLES_CHANGED.equals(action)) { 1282 if (mCallbacks != null) { 1283 Callbacks callbacks = mCallbacks.get(); 1284 if (callbacks != null) { 1285 callbacks.bindSearchablesChanged(); 1286 } 1287 } 1288 } 1289 } 1290 1291 void forceReload() { 1292 resetLoadedState(true, true); 1293 1294 // Do this here because if the launcher activity is running it will be restarted. 1295 // If it's not running startLoaderFromBackground will merely tell it that it needs 1296 // to reload. 1297 startLoaderFromBackground(); 1298 } 1299 1300 public void resetLoadedState(boolean resetAllAppsLoaded, boolean resetWorkspaceLoaded) { 1301 synchronized (mLock) { 1302 // Stop any existing loaders first, so they don't set mAllAppsLoaded or 1303 // mWorkspaceLoaded to true later 1304 stopLoaderLocked(); 1305 if (resetAllAppsLoaded) mAllAppsLoaded = false; 1306 if (resetWorkspaceLoaded) mWorkspaceLoaded = false; 1307 } 1308 } 1309 1310 /** 1311 * When the launcher is in the background, it's possible for it to miss paired 1312 * configuration changes. So whenever we trigger the loader from the background 1313 * tell the launcher that it needs to re-run the loader when it comes back instead 1314 * of doing it now. 1315 */ 1316 public void startLoaderFromBackground() { 1317 boolean runLoader = false; 1318 if (mCallbacks != null) { 1319 Callbacks callbacks = mCallbacks.get(); 1320 if (callbacks != null) { 1321 // Only actually run the loader if they're not paused. 1322 if (!callbacks.setLoadOnResume()) { 1323 runLoader = true; 1324 } 1325 } 1326 } 1327 if (runLoader) { 1328 startLoader(false, PagedView.INVALID_RESTORE_PAGE); 1329 } 1330 } 1331 1332 // If there is already a loader task running, tell it to stop. 1333 // returns true if isLaunching() was true on the old task 1334 private boolean stopLoaderLocked() { 1335 boolean isLaunching = false; 1336 LoaderTask oldTask = mLoaderTask; 1337 if (oldTask != null) { 1338 if (oldTask.isLaunching()) { 1339 isLaunching = true; 1340 } 1341 oldTask.stopLocked(); 1342 } 1343 return isLaunching; 1344 } 1345 1346 public void startLoader(boolean isLaunching, int synchronousBindPage) { 1347 startLoader(isLaunching, synchronousBindPage, LOADER_FLAG_NONE); 1348 } 1349 1350 public void startLoader(boolean isLaunching, int synchronousBindPage, int loadFlags) { 1351 synchronized (mLock) { 1352 if (DEBUG_LOADERS) { 1353 Log.d(TAG, "startLoader isLaunching=" + isLaunching); 1354 } 1355 1356 // Clear any deferred bind-runnables from the synchronized load process 1357 // We must do this before any loading/binding is scheduled below. 1358 synchronized (mDeferredBindRunnables) { 1359 mDeferredBindRunnables.clear(); 1360 } 1361 1362 // Don't bother to start the thread if we know it's not going to do anything 1363 if (mCallbacks != null && mCallbacks.get() != null) { 1364 // If there is already one running, tell it to stop. 1365 // also, don't downgrade isLaunching if we're already running 1366 isLaunching = isLaunching || stopLoaderLocked(); 1367 mLoaderTask = new LoaderTask(mApp.getContext(), isLaunching, loadFlags); 1368 if (synchronousBindPage != PagedView.INVALID_RESTORE_PAGE 1369 && mAllAppsLoaded && mWorkspaceLoaded) { 1370 mLoaderTask.runBindSynchronousPage(synchronousBindPage); 1371 } else { 1372 sWorkerThread.setPriority(Thread.NORM_PRIORITY); 1373 sWorker.post(mLoaderTask); 1374 } 1375 } 1376 } 1377 } 1378 1379 void bindRemainingSynchronousPages() { 1380 // Post the remaining side pages to be loaded 1381 if (!mDeferredBindRunnables.isEmpty()) { 1382 Runnable[] deferredBindRunnables = null; 1383 synchronized (mDeferredBindRunnables) { 1384 deferredBindRunnables = mDeferredBindRunnables.toArray( 1385 new Runnable[mDeferredBindRunnables.size()]); 1386 mDeferredBindRunnables.clear(); 1387 } 1388 for (final Runnable r : deferredBindRunnables) { 1389 mHandler.post(r, MAIN_THREAD_BINDING_RUNNABLE); 1390 } 1391 } 1392 } 1393 1394 public void stopLoader() { 1395 synchronized (mLock) { 1396 if (mLoaderTask != null) { 1397 mLoaderTask.stopLocked(); 1398 } 1399 } 1400 } 1401 1402 /** Loads the workspace screens db into a map of Rank -> ScreenId */ 1403 private static TreeMap<Integer, Long> loadWorkspaceScreensDb(Context context) { 1404 final ContentResolver contentResolver = context.getContentResolver(); 1405 final Uri screensUri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1406 final Cursor sc = contentResolver.query(screensUri, null, null, null, null); 1407 TreeMap<Integer, Long> orderedScreens = new TreeMap<Integer, Long>(); 1408 1409 try { 1410 final int idIndex = sc.getColumnIndexOrThrow( 1411 LauncherSettings.WorkspaceScreens._ID); 1412 final int rankIndex = sc.getColumnIndexOrThrow( 1413 LauncherSettings.WorkspaceScreens.SCREEN_RANK); 1414 while (sc.moveToNext()) { 1415 try { 1416 long screenId = sc.getLong(idIndex); 1417 int rank = sc.getInt(rankIndex); 1418 orderedScreens.put(rank, screenId); 1419 } catch (Exception e) { 1420 Launcher.addDumpLog(TAG, "Desktop items loading interrupted - invalid screens: " + e, true); 1421 } 1422 } 1423 } finally { 1424 sc.close(); 1425 } 1426 1427 // Log to disk 1428 Launcher.addDumpLog(TAG, "11683562 - loadWorkspaceScreensDb()", true); 1429 ArrayList<String> orderedScreensPairs= new ArrayList<String>(); 1430 for (Integer i : orderedScreens.keySet()) { 1431 orderedScreensPairs.add("{ " + i + ": " + orderedScreens.get(i) + " }"); 1432 } 1433 Launcher.addDumpLog(TAG, "11683562 - screens: " + 1434 TextUtils.join(", ", orderedScreensPairs), true); 1435 return orderedScreens; 1436 } 1437 1438 public boolean isAllAppsLoaded() { 1439 return mAllAppsLoaded; 1440 } 1441 1442 boolean isLoadingWorkspace() { 1443 synchronized (mLock) { 1444 if (mLoaderTask != null) { 1445 return mLoaderTask.isLoadingWorkspace(); 1446 } 1447 } 1448 return false; 1449 } 1450 1451 /** 1452 * Runnable for the thread that loads the contents of the launcher: 1453 * - workspace icons 1454 * - widgets 1455 * - all apps icons 1456 */ 1457 private class LoaderTask implements Runnable { 1458 private Context mContext; 1459 private boolean mIsLaunching; 1460 private boolean mIsLoadingAndBindingWorkspace; 1461 private boolean mStopped; 1462 private boolean mLoadAndBindStepFinished; 1463 private int mFlags; 1464 1465 private HashMap<Object, CharSequence> mLabelCache; 1466 1467 LoaderTask(Context context, boolean isLaunching, int flags) { 1468 mContext = context; 1469 mIsLaunching = isLaunching; 1470 mLabelCache = new HashMap<Object, CharSequence>(); 1471 mFlags = flags; 1472 } 1473 1474 boolean isLaunching() { 1475 return mIsLaunching; 1476 } 1477 1478 boolean isLoadingWorkspace() { 1479 return mIsLoadingAndBindingWorkspace; 1480 } 1481 1482 /** Returns whether this is an upgrade path */ 1483 private boolean loadAndBindWorkspace() { 1484 mIsLoadingAndBindingWorkspace = true; 1485 1486 // Load the workspace 1487 if (DEBUG_LOADERS) { 1488 Log.d(TAG, "loadAndBindWorkspace mWorkspaceLoaded=" + mWorkspaceLoaded); 1489 } 1490 1491 boolean isUpgradePath = false; 1492 if (!mWorkspaceLoaded) { 1493 isUpgradePath = loadWorkspace(); 1494 synchronized (LoaderTask.this) { 1495 if (mStopped) { 1496 return isUpgradePath; 1497 } 1498 mWorkspaceLoaded = true; 1499 } 1500 } 1501 1502 // Bind the workspace 1503 bindWorkspace(-1, isUpgradePath); 1504 return isUpgradePath; 1505 } 1506 1507 private void waitForIdle() { 1508 // Wait until the either we're stopped or the other threads are done. 1509 // This way we don't start loading all apps until the workspace has settled 1510 // down. 1511 synchronized (LoaderTask.this) { 1512 final long workspaceWaitTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1513 1514 mHandler.postIdle(new Runnable() { 1515 public void run() { 1516 synchronized (LoaderTask.this) { 1517 mLoadAndBindStepFinished = true; 1518 if (DEBUG_LOADERS) { 1519 Log.d(TAG, "done with previous binding step"); 1520 } 1521 LoaderTask.this.notify(); 1522 } 1523 } 1524 }); 1525 1526 while (!mStopped && !mLoadAndBindStepFinished && !mFlushingWorkerThread) { 1527 try { 1528 // Just in case mFlushingWorkerThread changes but we aren't woken up, 1529 // wait no longer than 1sec at a time 1530 this.wait(1000); 1531 } catch (InterruptedException ex) { 1532 // Ignore 1533 } 1534 } 1535 if (DEBUG_LOADERS) { 1536 Log.d(TAG, "waited " 1537 + (SystemClock.uptimeMillis()-workspaceWaitTime) 1538 + "ms for previous step to finish binding"); 1539 } 1540 } 1541 } 1542 1543 void runBindSynchronousPage(int synchronousBindPage) { 1544 if (synchronousBindPage == PagedView.INVALID_RESTORE_PAGE) { 1545 // Ensure that we have a valid page index to load synchronously 1546 throw new RuntimeException("Should not call runBindSynchronousPage() without " + 1547 "valid page index"); 1548 } 1549 if (!mAllAppsLoaded || !mWorkspaceLoaded) { 1550 // Ensure that we don't try and bind a specified page when the pages have not been 1551 // loaded already (we should load everything asynchronously in that case) 1552 throw new RuntimeException("Expecting AllApps and Workspace to be loaded"); 1553 } 1554 synchronized (mLock) { 1555 if (mIsLoaderTaskRunning) { 1556 // Ensure that we are never running the background loading at this point since 1557 // we also touch the background collections 1558 throw new RuntimeException("Error! Background loading is already running"); 1559 } 1560 } 1561 1562 // XXX: Throw an exception if we are already loading (since we touch the worker thread 1563 // data structures, we can't allow any other thread to touch that data, but because 1564 // this call is synchronous, we can get away with not locking). 1565 1566 // The LauncherModel is static in the LauncherAppState and mHandler may have queued 1567 // operations from the previous activity. We need to ensure that all queued operations 1568 // are executed before any synchronous binding work is done. 1569 mHandler.flush(); 1570 1571 // Divide the set of loaded items into those that we are binding synchronously, and 1572 // everything else that is to be bound normally (asynchronously). 1573 bindWorkspace(synchronousBindPage, false); 1574 // XXX: For now, continue posting the binding of AllApps as there are other issues that 1575 // arise from that. 1576 onlyBindAllApps(); 1577 } 1578 1579 public void run() { 1580 boolean isUpgrade = false; 1581 1582 synchronized (mLock) { 1583 mIsLoaderTaskRunning = true; 1584 } 1585 // Optimize for end-user experience: if the Launcher is up and // running with the 1586 // All Apps interface in the foreground, load All Apps first. Otherwise, load the 1587 // workspace first (default). 1588 keep_running: { 1589 // Elevate priority when Home launches for the first time to avoid 1590 // starving at boot time. Staring at a blank home is not cool. 1591 synchronized (mLock) { 1592 if (DEBUG_LOADERS) Log.d(TAG, "Setting thread priority to " + 1593 (mIsLaunching ? "DEFAULT" : "BACKGROUND")); 1594 android.os.Process.setThreadPriority(mIsLaunching 1595 ? Process.THREAD_PRIORITY_DEFAULT : Process.THREAD_PRIORITY_BACKGROUND); 1596 } 1597 if (DEBUG_LOADERS) Log.d(TAG, "step 1: loading workspace"); 1598 isUpgrade = loadAndBindWorkspace(); 1599 1600 if (mStopped) { 1601 break keep_running; 1602 } 1603 1604 // Whew! Hard work done. Slow us down, and wait until the UI thread has 1605 // settled down. 1606 synchronized (mLock) { 1607 if (mIsLaunching) { 1608 if (DEBUG_LOADERS) Log.d(TAG, "Setting thread priority to BACKGROUND"); 1609 android.os.Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1610 } 1611 } 1612 waitForIdle(); 1613 1614 // second step 1615 if (DEBUG_LOADERS) Log.d(TAG, "step 2: loading all apps"); 1616 loadAndBindAllApps(); 1617 1618 // Restore the default thread priority after we are done loading items 1619 synchronized (mLock) { 1620 android.os.Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1621 } 1622 } 1623 1624 // Update the saved icons if necessary 1625 if (DEBUG_LOADERS) Log.d(TAG, "Comparing loaded icons to database icons"); 1626 synchronized (sBgLock) { 1627 for (Object key : sBgDbIconCache.keySet()) { 1628 updateSavedIcon(mContext, (ShortcutInfo) key, sBgDbIconCache.get(key)); 1629 } 1630 sBgDbIconCache.clear(); 1631 } 1632 1633 if (LauncherAppState.isDisableAllApps()) { 1634 // Ensure that all the applications that are in the system are 1635 // represented on the home screen. 1636 if (!UPGRADE_USE_MORE_APPS_FOLDER || !isUpgrade) { 1637 verifyApplications(); 1638 } 1639 } 1640 1641 // Clear out this reference, otherwise we end up holding it until all of the 1642 // callback runnables are done. 1643 mContext = null; 1644 1645 synchronized (mLock) { 1646 // If we are still the last one to be scheduled, remove ourselves. 1647 if (mLoaderTask == this) { 1648 mLoaderTask = null; 1649 } 1650 mIsLoaderTaskRunning = false; 1651 } 1652 } 1653 1654 public void stopLocked() { 1655 synchronized (LoaderTask.this) { 1656 mStopped = true; 1657 this.notify(); 1658 } 1659 } 1660 1661 /** 1662 * Gets the callbacks object. If we've been stopped, or if the launcher object 1663 * has somehow been garbage collected, return null instead. Pass in the Callbacks 1664 * object that was around when the deferred message was scheduled, and if there's 1665 * a new Callbacks object around then also return null. This will save us from 1666 * calling onto it with data that will be ignored. 1667 */ 1668 Callbacks tryGetCallbacks(Callbacks oldCallbacks) { 1669 synchronized (mLock) { 1670 if (mStopped) { 1671 return null; 1672 } 1673 1674 if (mCallbacks == null) { 1675 return null; 1676 } 1677 1678 final Callbacks callbacks = mCallbacks.get(); 1679 if (callbacks != oldCallbacks) { 1680 return null; 1681 } 1682 if (callbacks == null) { 1683 Log.w(TAG, "no mCallbacks"); 1684 return null; 1685 } 1686 1687 return callbacks; 1688 } 1689 } 1690 1691 private void verifyApplications() { 1692 final Context context = mApp.getContext(); 1693 1694 // Cross reference all the applications in our apps list with items in the workspace 1695 ArrayList<ItemInfo> tmpInfos; 1696 ArrayList<ItemInfo> added = new ArrayList<ItemInfo>(); 1697 synchronized (sBgLock) { 1698 for (AppInfo app : mBgAllAppsList.data) { 1699 tmpInfos = getItemInfoForComponentName(app.componentName, app.user); 1700 if (tmpInfos.isEmpty()) { 1701 // We are missing an application icon, so add this to the workspace 1702 added.add(app); 1703 // This is a rare event, so lets log it 1704 Log.e(TAG, "Missing Application on load: " + app); 1705 } 1706 } 1707 } 1708 if (!added.isEmpty()) { 1709 addAndBindAddedWorkspaceApps(context, added); 1710 } 1711 } 1712 1713 // check & update map of what's occupied; used to discard overlapping/invalid items 1714 private boolean checkItemPlacement(HashMap<Long, ItemInfo[][]> occupied, ItemInfo item, 1715 AtomicBoolean deleteOnInvalidPlacement) { 1716 LauncherAppState app = LauncherAppState.getInstance(); 1717 DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); 1718 final int countX = (int) grid.numColumns; 1719 final int countY = (int) grid.numRows; 1720 1721 long containerIndex = item.screenId; 1722 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1723 // Return early if we detect that an item is under the hotseat button 1724 if (mCallbacks == null || 1725 mCallbacks.get().isAllAppsButtonRank((int) item.screenId)) { 1726 deleteOnInvalidPlacement.set(true); 1727 Log.e(TAG, "Error loading shortcut into hotseat " + item 1728 + " into position (" + item.screenId + ":" + item.cellX + "," 1729 + item.cellY + ") occupied by all apps"); 1730 return false; 1731 } 1732 1733 final ItemInfo[][] hotseatItems = 1734 occupied.get((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT); 1735 1736 if (item.screenId >= grid.numHotseatIcons) { 1737 Log.e(TAG, "Error loading shortcut " + item 1738 + " into hotseat position " + item.screenId 1739 + ", position out of bounds: (0 to " + (grid.numHotseatIcons - 1) 1740 + ")"); 1741 return false; 1742 } 1743 1744 if (hotseatItems != null) { 1745 if (hotseatItems[(int) item.screenId][0] != null) { 1746 Log.e(TAG, "Error loading shortcut into hotseat " + item 1747 + " into position (" + item.screenId + ":" + item.cellX + "," 1748 + item.cellY + ") occupied by " 1749 + occupied.get(LauncherSettings.Favorites.CONTAINER_HOTSEAT) 1750 [(int) item.screenId][0]); 1751 return false; 1752 } else { 1753 hotseatItems[(int) item.screenId][0] = item; 1754 return true; 1755 } 1756 } else { 1757 final ItemInfo[][] items = new ItemInfo[(int) grid.numHotseatIcons][1]; 1758 items[(int) item.screenId][0] = item; 1759 occupied.put((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT, items); 1760 return true; 1761 } 1762 } else if (item.container != LauncherSettings.Favorites.CONTAINER_DESKTOP) { 1763 // Skip further checking if it is not the hotseat or workspace container 1764 return true; 1765 } 1766 1767 if (!occupied.containsKey(item.screenId)) { 1768 ItemInfo[][] items = new ItemInfo[countX + 1][countY + 1]; 1769 occupied.put(item.screenId, items); 1770 } 1771 1772 final ItemInfo[][] screens = occupied.get(item.screenId); 1773 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 1774 item.cellX < 0 || item.cellY < 0 || 1775 item.cellX + item.spanX > countX || item.cellY + item.spanY > countY) { 1776 Log.e(TAG, "Error loading shortcut " + item 1777 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1778 + item.cellX + "," + item.cellY 1779 + ") out of screen bounds ( " + countX + "x" + countY + ")"); 1780 return false; 1781 } 1782 1783 // Check if any workspace icons overlap with each other 1784 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1785 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1786 if (screens[x][y] != null) { 1787 Log.e(TAG, "Error loading shortcut " + item 1788 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1789 + x + "," + y 1790 + ") occupied by " 1791 + screens[x][y]); 1792 return false; 1793 } 1794 } 1795 } 1796 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1797 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1798 screens[x][y] = item; 1799 } 1800 } 1801 1802 return true; 1803 } 1804 1805 /** Clears all the sBg data structures */ 1806 private void clearSBgDataStructures() { 1807 synchronized (sBgLock) { 1808 sBgWorkspaceItems.clear(); 1809 sBgAppWidgets.clear(); 1810 sBgFolders.clear(); 1811 sBgItemsIdMap.clear(); 1812 sBgDbIconCache.clear(); 1813 sBgWorkspaceScreens.clear(); 1814 } 1815 } 1816 1817 /** Returns whether this is an upgrade path */ 1818 private boolean loadWorkspace() { 1819 // Log to disk 1820 Launcher.addDumpLog(TAG, "11683562 - loadWorkspace()", true); 1821 1822 final long t = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1823 1824 final Context context = mContext; 1825 final ContentResolver contentResolver = context.getContentResolver(); 1826 final PackageManager manager = context.getPackageManager(); 1827 final AppWidgetManager widgets = AppWidgetManager.getInstance(context); 1828 final boolean isSafeMode = manager.isSafeMode(); 1829 1830 LauncherAppState app = LauncherAppState.getInstance(); 1831 DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); 1832 int countX = (int) grid.numColumns; 1833 int countY = (int) grid.numRows; 1834 1835 if ((mFlags & LOADER_FLAG_CLEAR_WORKSPACE) != 0) { 1836 Launcher.addDumpLog(TAG, "loadWorkspace: resetting launcher database", true); 1837 LauncherAppState.getLauncherProvider().deleteDatabase(); 1838 } 1839 1840 if ((mFlags & LOADER_FLAG_MIGRATE_SHORTCUTS) != 0) { 1841 // append the user's Launcher2 shortcuts 1842 Launcher.addDumpLog(TAG, "loadWorkspace: migrating from launcher2", true); 1843 LauncherAppState.getLauncherProvider().migrateLauncher2Shortcuts(); 1844 } else { 1845 // Make sure the default workspace is loaded 1846 Launcher.addDumpLog(TAG, "loadWorkspace: loading default favorites", false); 1847 LauncherAppState.getLauncherProvider().loadDefaultFavoritesIfNecessary(0); 1848 } 1849 1850 // This code path is for our old migration code and should no longer be exercised 1851 boolean loadedOldDb = false; 1852 1853 // Log to disk 1854 Launcher.addDumpLog(TAG, "11683562 - loadedOldDb: " + loadedOldDb, true); 1855 1856 synchronized (sBgLock) { 1857 clearSBgDataStructures(); 1858 1859 final ArrayList<Long> itemsToRemove = new ArrayList<Long>(); 1860 final ArrayList<Long> restoredRows = new ArrayList<Long>(); 1861 final Uri contentUri = LauncherSettings.Favorites.CONTENT_URI; 1862 if (DEBUG_LOADERS) Log.d(TAG, "loading model from " + contentUri); 1863 final Cursor c = contentResolver.query(contentUri, null, null, null, null); 1864 1865 // +1 for the hotseat (it can be larger than the workspace) 1866 // Load workspace in reverse order to ensure that latest items are loaded first (and 1867 // before any earlier duplicates) 1868 final HashMap<Long, ItemInfo[][]> occupied = new HashMap<Long, ItemInfo[][]>(); 1869 1870 try { 1871 final int idIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites._ID); 1872 final int intentIndex = c.getColumnIndexOrThrow 1873 (LauncherSettings.Favorites.INTENT); 1874 final int titleIndex = c.getColumnIndexOrThrow 1875 (LauncherSettings.Favorites.TITLE); 1876 final int iconTypeIndex = c.getColumnIndexOrThrow( 1877 LauncherSettings.Favorites.ICON_TYPE); 1878 final int iconIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ICON); 1879 final int iconPackageIndex = c.getColumnIndexOrThrow( 1880 LauncherSettings.Favorites.ICON_PACKAGE); 1881 final int iconResourceIndex = c.getColumnIndexOrThrow( 1882 LauncherSettings.Favorites.ICON_RESOURCE); 1883 final int containerIndex = c.getColumnIndexOrThrow( 1884 LauncherSettings.Favorites.CONTAINER); 1885 final int itemTypeIndex = c.getColumnIndexOrThrow( 1886 LauncherSettings.Favorites.ITEM_TYPE); 1887 final int appWidgetIdIndex = c.getColumnIndexOrThrow( 1888 LauncherSettings.Favorites.APPWIDGET_ID); 1889 final int appWidgetProviderIndex = c.getColumnIndexOrThrow( 1890 LauncherSettings.Favorites.APPWIDGET_PROVIDER); 1891 final int screenIndex = c.getColumnIndexOrThrow( 1892 LauncherSettings.Favorites.SCREEN); 1893 final int cellXIndex = c.getColumnIndexOrThrow 1894 (LauncherSettings.Favorites.CELLX); 1895 final int cellYIndex = c.getColumnIndexOrThrow 1896 (LauncherSettings.Favorites.CELLY); 1897 final int spanXIndex = c.getColumnIndexOrThrow 1898 (LauncherSettings.Favorites.SPANX); 1899 final int spanYIndex = c.getColumnIndexOrThrow( 1900 LauncherSettings.Favorites.SPANY); 1901 final int restoredIndex = c.getColumnIndexOrThrow( 1902 LauncherSettings.Favorites.RESTORED); 1903 final int profileIdIndex = c.getColumnIndexOrThrow( 1904 LauncherSettings.Favorites.PROFILE_ID); 1905 //final int uriIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.URI); 1906 //final int displayModeIndex = c.getColumnIndexOrThrow( 1907 // LauncherSettings.Favorites.DISPLAY_MODE); 1908 1909 ShortcutInfo info; 1910 String intentDescription; 1911 LauncherAppWidgetInfo appWidgetInfo; 1912 int container; 1913 long id; 1914 Intent intent; 1915 UserHandleCompat user; 1916 1917 while (!mStopped && c.moveToNext()) { 1918 AtomicBoolean deleteOnInvalidPlacement = new AtomicBoolean(false); 1919 try { 1920 int itemType = c.getInt(itemTypeIndex); 1921 boolean restored = 0 != c.getInt(restoredIndex); 1922 1923 switch (itemType) { 1924 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1925 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1926 id = c.getLong(idIndex); 1927 intentDescription = c.getString(intentIndex); 1928 long serialNumber = c.getInt(profileIdIndex); 1929 user = mUserManager.getUserForSerialNumber(serialNumber); 1930 if (user == null) { 1931 // User has been deleted remove the item. 1932 itemsToRemove.add(id); 1933 continue; 1934 } 1935 try { 1936 intent = Intent.parseUri(intentDescription, 0); 1937 ComponentName cn = intent.getComponent(); 1938 if (cn != null && !isValidPackageActivity(context, cn, user)) { 1939 if (restored) { 1940 // might be installed later 1941 Launcher.addDumpLog(TAG, 1942 "package not yet restored: " + cn, true); 1943 } else { 1944 if (!mAppsCanBeOnRemoveableStorage) { 1945 // Log the invalid package, and remove it 1946 Launcher.addDumpLog(TAG, 1947 "Invalid package removed: " + cn, true); 1948 itemsToRemove.add(id); 1949 } else { 1950 // If apps can be on external storage, then we just 1951 // leave them for the user to remove (maybe add 1952 // visual treatment to it) 1953 Launcher.addDumpLog(TAG, 1954 "Invalid package found: " + cn, true); 1955 } 1956 continue; 1957 } 1958 } else if (restored) { 1959 // no special handling necessary for this restored item 1960 restoredRows.add(id); 1961 restored = false; 1962 } 1963 } catch (URISyntaxException e) { 1964 Launcher.addDumpLog(TAG, 1965 "Invalid uri: " + intentDescription, true); 1966 continue; 1967 } 1968 1969 if (restored) { 1970 if (user.equals(UserHandleCompat.myUserHandle())) { 1971 Launcher.addDumpLog(TAG, 1972 "constructing info for partially restored package", 1973 true); 1974 info = getRestoredItemInfo(c, titleIndex, intent); 1975 intent = getRestoredItemIntent(c, context, intent); 1976 } else { 1977 // Don't restore items for other profiles. 1978 itemsToRemove.add(id); 1979 continue; 1980 } 1981 } else if (itemType == 1982 LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 1983 info = getShortcutInfo(manager, intent, user, context, c, iconIndex, 1984 titleIndex, mLabelCache); 1985 } else { 1986 info = getShortcutInfo(c, context, iconTypeIndex, 1987 iconPackageIndex, iconResourceIndex, iconIndex, 1988 titleIndex); 1989 1990 // App shortcuts that used to be automatically added to Launcher 1991 // didn't always have the correct intent flags set, so do that 1992 // here 1993 if (intent.getAction() != null && 1994 intent.getCategories() != null && 1995 intent.getAction().equals(Intent.ACTION_MAIN) && 1996 intent.getCategories().contains(Intent.CATEGORY_LAUNCHER)) { 1997 intent.addFlags( 1998 Intent.FLAG_ACTIVITY_NEW_TASK | 1999 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 2000 } 2001 } 2002 2003 if (info != null) { 2004 info.id = id; 2005 info.intent = intent; 2006 container = c.getInt(containerIndex); 2007 info.container = container; 2008 info.screenId = c.getInt(screenIndex); 2009 info.cellX = c.getInt(cellXIndex); 2010 info.cellY = c.getInt(cellYIndex); 2011 info.spanX = 1; 2012 info.spanY = 1; 2013 info.intent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 2014 2015 // check & update map of what's occupied 2016 deleteOnInvalidPlacement.set(false); 2017 if (!checkItemPlacement(occupied, info, deleteOnInvalidPlacement)) { 2018 if (deleteOnInvalidPlacement.get()) { 2019 itemsToRemove.add(id); 2020 } 2021 break; 2022 } 2023 2024 switch (container) { 2025 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2026 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2027 sBgWorkspaceItems.add(info); 2028 break; 2029 default: 2030 // Item is in a user folder 2031 FolderInfo folderInfo = 2032 findOrMakeFolder(sBgFolders, container); 2033 folderInfo.add(info); 2034 break; 2035 } 2036 sBgItemsIdMap.put(info.id, info); 2037 2038 // now that we've loaded everthing re-save it with the 2039 // icon in case it disappears somehow. 2040 queueIconToBeChecked(sBgDbIconCache, info, c, iconIndex); 2041 } else { 2042 throw new RuntimeException("Unexpected null ShortcutInfo"); 2043 } 2044 break; 2045 2046 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2047 id = c.getLong(idIndex); 2048 FolderInfo folderInfo = findOrMakeFolder(sBgFolders, id); 2049 2050 folderInfo.title = c.getString(titleIndex); 2051 folderInfo.id = id; 2052 container = c.getInt(containerIndex); 2053 folderInfo.container = container; 2054 folderInfo.screenId = c.getInt(screenIndex); 2055 folderInfo.cellX = c.getInt(cellXIndex); 2056 folderInfo.cellY = c.getInt(cellYIndex); 2057 folderInfo.spanX = 1; 2058 folderInfo.spanY = 1; 2059 2060 // check & update map of what's occupied 2061 deleteOnInvalidPlacement.set(false); 2062 if (!checkItemPlacement(occupied, folderInfo, 2063 deleteOnInvalidPlacement)) { 2064 if (deleteOnInvalidPlacement.get()) { 2065 itemsToRemove.add(id); 2066 } 2067 break; 2068 } 2069 2070 switch (container) { 2071 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2072 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2073 sBgWorkspaceItems.add(folderInfo); 2074 break; 2075 } 2076 2077 if (restored) { 2078 // no special handling required for restored folders 2079 restoredRows.add(id); 2080 } 2081 2082 sBgItemsIdMap.put(folderInfo.id, folderInfo); 2083 sBgFolders.put(folderInfo.id, folderInfo); 2084 break; 2085 2086 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 2087 // Read all Launcher-specific widget details 2088 int appWidgetId = c.getInt(appWidgetIdIndex); 2089 String savedProvider = c.getString(appWidgetProviderIndex); 2090 2091 id = c.getLong(idIndex); 2092 2093 final AppWidgetProviderInfo provider = 2094 widgets.getAppWidgetInfo(appWidgetId); 2095 2096 if (!isSafeMode && (provider == null || provider.provider == null || 2097 provider.provider.getPackageName() == null)) { 2098 String log = "Deleting widget that isn't installed anymore: id=" 2099 + id + " appWidgetId=" + appWidgetId; 2100 Log.e(TAG, log); 2101 Launcher.addDumpLog(TAG, log, false); 2102 itemsToRemove.add(id); 2103 } else { 2104 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2105 provider.provider); 2106 appWidgetInfo.id = id; 2107 appWidgetInfo.screenId = c.getInt(screenIndex); 2108 appWidgetInfo.cellX = c.getInt(cellXIndex); 2109 appWidgetInfo.cellY = c.getInt(cellYIndex); 2110 appWidgetInfo.spanX = c.getInt(spanXIndex); 2111 appWidgetInfo.spanY = c.getInt(spanYIndex); 2112 int[] minSpan = Launcher.getMinSpanForWidget(context, provider); 2113 appWidgetInfo.minSpanX = minSpan[0]; 2114 appWidgetInfo.minSpanY = minSpan[1]; 2115 2116 container = c.getInt(containerIndex); 2117 if (container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 2118 container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2119 Log.e(TAG, "Widget found where container != " + 2120 "CONTAINER_DESKTOP nor CONTAINER_HOTSEAT - ignoring!"); 2121 continue; 2122 } 2123 2124 appWidgetInfo.container = c.getInt(containerIndex); 2125 // check & update map of what's occupied 2126 deleteOnInvalidPlacement.set(false); 2127 if (!checkItemPlacement(occupied, appWidgetInfo, 2128 deleteOnInvalidPlacement)) { 2129 if (deleteOnInvalidPlacement.get()) { 2130 itemsToRemove.add(id); 2131 } 2132 break; 2133 } 2134 String providerName = provider.provider.flattenToString(); 2135 if (!providerName.equals(savedProvider)) { 2136 ContentValues values = new ContentValues(); 2137 values.put(LauncherSettings.Favorites.APPWIDGET_PROVIDER, 2138 providerName); 2139 String where = BaseColumns._ID + "= ?"; 2140 String[] args = {Integer.toString(c.getInt(idIndex))}; 2141 contentResolver.update(contentUri, values, where, args); 2142 } 2143 sBgItemsIdMap.put(appWidgetInfo.id, appWidgetInfo); 2144 sBgAppWidgets.add(appWidgetInfo); 2145 } 2146 break; 2147 } 2148 } catch (Exception e) { 2149 Launcher.addDumpLog(TAG, "Desktop items loading interrupted", e, true); 2150 } 2151 } 2152 } finally { 2153 if (c != null) { 2154 c.close(); 2155 } 2156 } 2157 2158 // Break early if we've stopped loading 2159 if (mStopped) { 2160 clearSBgDataStructures(); 2161 return false; 2162 } 2163 2164 if (itemsToRemove.size() > 0) { 2165 ContentProviderClient client = contentResolver.acquireContentProviderClient( 2166 LauncherSettings.Favorites.CONTENT_URI); 2167 // Remove dead items 2168 for (long id : itemsToRemove) { 2169 if (DEBUG_LOADERS) { 2170 Log.d(TAG, "Removed id = " + id); 2171 } 2172 // Don't notify content observers 2173 try { 2174 client.delete(LauncherSettings.Favorites.getContentUri(id, false), 2175 null, null); 2176 } catch (RemoteException e) { 2177 Log.w(TAG, "Could not remove id = " + id); 2178 } 2179 } 2180 } 2181 2182 if (restoredRows.size() > 0) { 2183 ContentProviderClient updater = contentResolver.acquireContentProviderClient( 2184 LauncherSettings.Favorites.CONTENT_URI); 2185 // Update restored items that no longer require special handling 2186 try { 2187 StringBuilder selectionBuilder = new StringBuilder(); 2188 selectionBuilder.append(LauncherSettings.Favorites._ID); 2189 selectionBuilder.append(" IN ("); 2190 selectionBuilder.append(TextUtils.join(", ", restoredRows)); 2191 selectionBuilder.append(")"); 2192 ContentValues values = new ContentValues(); 2193 values.put(LauncherSettings.Favorites.RESTORED, 0); 2194 updater.update(LauncherSettings.Favorites.CONTENT_URI, 2195 values, selectionBuilder.toString(), null); 2196 } catch (RemoteException e) { 2197 Log.w(TAG, "Could not update restored rows"); 2198 } 2199 } 2200 2201 if (loadedOldDb) { 2202 long maxScreenId = 0; 2203 // If we're importing we use the old screen order. 2204 for (ItemInfo item: sBgItemsIdMap.values()) { 2205 long screenId = item.screenId; 2206 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2207 !sBgWorkspaceScreens.contains(screenId)) { 2208 sBgWorkspaceScreens.add(screenId); 2209 if (screenId > maxScreenId) { 2210 maxScreenId = screenId; 2211 } 2212 } 2213 } 2214 Collections.sort(sBgWorkspaceScreens); 2215 // Log to disk 2216 Launcher.addDumpLog(TAG, "11683562 - maxScreenId: " + maxScreenId, true); 2217 Launcher.addDumpLog(TAG, "11683562 - sBgWorkspaceScreens: " + 2218 TextUtils.join(", ", sBgWorkspaceScreens), true); 2219 2220 LauncherAppState.getLauncherProvider().updateMaxScreenId(maxScreenId); 2221 updateWorkspaceScreenOrder(context, sBgWorkspaceScreens); 2222 2223 // Update the max item id after we load an old db 2224 long maxItemId = 0; 2225 // If we're importing we use the old screen order. 2226 for (ItemInfo item: sBgItemsIdMap.values()) { 2227 maxItemId = Math.max(maxItemId, item.id); 2228 } 2229 LauncherAppState.getLauncherProvider().updateMaxItemId(maxItemId); 2230 } else { 2231 TreeMap<Integer, Long> orderedScreens = loadWorkspaceScreensDb(mContext); 2232 for (Integer i : orderedScreens.keySet()) { 2233 sBgWorkspaceScreens.add(orderedScreens.get(i)); 2234 } 2235 // Log to disk 2236 Launcher.addDumpLog(TAG, "11683562 - sBgWorkspaceScreens: " + 2237 TextUtils.join(", ", sBgWorkspaceScreens), true); 2238 2239 // Remove any empty screens 2240 ArrayList<Long> unusedScreens = new ArrayList<Long>(sBgWorkspaceScreens); 2241 for (ItemInfo item: sBgItemsIdMap.values()) { 2242 long screenId = item.screenId; 2243 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2244 unusedScreens.contains(screenId)) { 2245 unusedScreens.remove(screenId); 2246 } 2247 } 2248 2249 // If there are any empty screens remove them, and update. 2250 if (unusedScreens.size() != 0) { 2251 // Log to disk 2252 Launcher.addDumpLog(TAG, "11683562 - unusedScreens (to be removed): " + 2253 TextUtils.join(", ", unusedScreens), true); 2254 2255 sBgWorkspaceScreens.removeAll(unusedScreens); 2256 updateWorkspaceScreenOrder(context, sBgWorkspaceScreens); 2257 } 2258 } 2259 2260 if (DEBUG_LOADERS) { 2261 Log.d(TAG, "loaded workspace in " + (SystemClock.uptimeMillis()-t) + "ms"); 2262 Log.d(TAG, "workspace layout: "); 2263 int nScreens = occupied.size(); 2264 for (int y = 0; y < countY; y++) { 2265 String line = ""; 2266 2267 Iterator<Long> iter = occupied.keySet().iterator(); 2268 while (iter.hasNext()) { 2269 long screenId = iter.next(); 2270 if (screenId > 0) { 2271 line += " | "; 2272 } 2273 for (int x = 0; x < countX; x++) { 2274 ItemInfo[][] screen = occupied.get(screenId); 2275 if (x < screen.length && y < screen[x].length) { 2276 line += (screen[x][y] != null) ? "#" : "."; 2277 } else { 2278 line += "!"; 2279 } 2280 } 2281 } 2282 Log.d(TAG, "[ " + line + " ]"); 2283 } 2284 } 2285 } 2286 return loadedOldDb; 2287 } 2288 2289 /** Filters the set of items who are directly or indirectly (via another container) on the 2290 * specified screen. */ 2291 private void filterCurrentWorkspaceItems(long currentScreenId, 2292 ArrayList<ItemInfo> allWorkspaceItems, 2293 ArrayList<ItemInfo> currentScreenItems, 2294 ArrayList<ItemInfo> otherScreenItems) { 2295 // Purge any null ItemInfos 2296 Iterator<ItemInfo> iter = allWorkspaceItems.iterator(); 2297 while (iter.hasNext()) { 2298 ItemInfo i = iter.next(); 2299 if (i == null) { 2300 iter.remove(); 2301 } 2302 } 2303 2304 // Order the set of items by their containers first, this allows use to walk through the 2305 // list sequentially, build up a list of containers that are in the specified screen, 2306 // as well as all items in those containers. 2307 Set<Long> itemsOnScreen = new HashSet<Long>(); 2308 Collections.sort(allWorkspaceItems, new Comparator<ItemInfo>() { 2309 @Override 2310 public int compare(ItemInfo lhs, ItemInfo rhs) { 2311 return (int) (lhs.container - rhs.container); 2312 } 2313 }); 2314 for (ItemInfo info : allWorkspaceItems) { 2315 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 2316 if (info.screenId == currentScreenId) { 2317 currentScreenItems.add(info); 2318 itemsOnScreen.add(info.id); 2319 } else { 2320 otherScreenItems.add(info); 2321 } 2322 } else if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2323 currentScreenItems.add(info); 2324 itemsOnScreen.add(info.id); 2325 } else { 2326 if (itemsOnScreen.contains(info.container)) { 2327 currentScreenItems.add(info); 2328 itemsOnScreen.add(info.id); 2329 } else { 2330 otherScreenItems.add(info); 2331 } 2332 } 2333 } 2334 } 2335 2336 /** Filters the set of widgets which are on the specified screen. */ 2337 private void filterCurrentAppWidgets(long currentScreenId, 2338 ArrayList<LauncherAppWidgetInfo> appWidgets, 2339 ArrayList<LauncherAppWidgetInfo> currentScreenWidgets, 2340 ArrayList<LauncherAppWidgetInfo> otherScreenWidgets) { 2341 2342 for (LauncherAppWidgetInfo widget : appWidgets) { 2343 if (widget == null) continue; 2344 if (widget.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2345 widget.screenId == currentScreenId) { 2346 currentScreenWidgets.add(widget); 2347 } else { 2348 otherScreenWidgets.add(widget); 2349 } 2350 } 2351 } 2352 2353 /** Filters the set of folders which are on the specified screen. */ 2354 private void filterCurrentFolders(long currentScreenId, 2355 HashMap<Long, ItemInfo> itemsIdMap, 2356 HashMap<Long, FolderInfo> folders, 2357 HashMap<Long, FolderInfo> currentScreenFolders, 2358 HashMap<Long, FolderInfo> otherScreenFolders) { 2359 2360 for (long id : folders.keySet()) { 2361 ItemInfo info = itemsIdMap.get(id); 2362 FolderInfo folder = folders.get(id); 2363 if (info == null || folder == null) continue; 2364 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2365 info.screenId == currentScreenId) { 2366 currentScreenFolders.put(id, folder); 2367 } else { 2368 otherScreenFolders.put(id, folder); 2369 } 2370 } 2371 } 2372 2373 /** Sorts the set of items by hotseat, workspace (spatially from top to bottom, left to 2374 * right) */ 2375 private void sortWorkspaceItemsSpatially(ArrayList<ItemInfo> workspaceItems) { 2376 final LauncherAppState app = LauncherAppState.getInstance(); 2377 final DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); 2378 // XXX: review this 2379 Collections.sort(workspaceItems, new Comparator<ItemInfo>() { 2380 @Override 2381 public int compare(ItemInfo lhs, ItemInfo rhs) { 2382 int cellCountX = (int) grid.numColumns; 2383 int cellCountY = (int) grid.numRows; 2384 int screenOffset = cellCountX * cellCountY; 2385 int containerOffset = screenOffset * (Launcher.SCREEN_COUNT + 1); // +1 hotseat 2386 long lr = (lhs.container * containerOffset + lhs.screenId * screenOffset + 2387 lhs.cellY * cellCountX + lhs.cellX); 2388 long rr = (rhs.container * containerOffset + rhs.screenId * screenOffset + 2389 rhs.cellY * cellCountX + rhs.cellX); 2390 return (int) (lr - rr); 2391 } 2392 }); 2393 } 2394 2395 private void bindWorkspaceScreens(final Callbacks oldCallbacks, 2396 final ArrayList<Long> orderedScreens) { 2397 final Runnable r = new Runnable() { 2398 @Override 2399 public void run() { 2400 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2401 if (callbacks != null) { 2402 callbacks.bindScreens(orderedScreens); 2403 } 2404 } 2405 }; 2406 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2407 } 2408 2409 private void bindWorkspaceItems(final Callbacks oldCallbacks, 2410 final ArrayList<ItemInfo> workspaceItems, 2411 final ArrayList<LauncherAppWidgetInfo> appWidgets, 2412 final HashMap<Long, FolderInfo> folders, 2413 ArrayList<Runnable> deferredBindRunnables) { 2414 2415 final boolean postOnMainThread = (deferredBindRunnables != null); 2416 2417 // Bind the workspace items 2418 int N = workspaceItems.size(); 2419 for (int i = 0; i < N; i += ITEMS_CHUNK) { 2420 final int start = i; 2421 final int chunkSize = (i+ITEMS_CHUNK <= N) ? ITEMS_CHUNK : (N-i); 2422 final Runnable r = new Runnable() { 2423 @Override 2424 public void run() { 2425 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2426 if (callbacks != null) { 2427 callbacks.bindItems(workspaceItems, start, start+chunkSize, 2428 false); 2429 } 2430 } 2431 }; 2432 if (postOnMainThread) { 2433 synchronized (deferredBindRunnables) { 2434 deferredBindRunnables.add(r); 2435 } 2436 } else { 2437 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2438 } 2439 } 2440 2441 // Bind the folders 2442 if (!folders.isEmpty()) { 2443 final Runnable r = new Runnable() { 2444 public void run() { 2445 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2446 if (callbacks != null) { 2447 callbacks.bindFolders(folders); 2448 } 2449 } 2450 }; 2451 if (postOnMainThread) { 2452 synchronized (deferredBindRunnables) { 2453 deferredBindRunnables.add(r); 2454 } 2455 } else { 2456 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2457 } 2458 } 2459 2460 // Bind the widgets, one at a time 2461 N = appWidgets.size(); 2462 for (int i = 0; i < N; i++) { 2463 final LauncherAppWidgetInfo widget = appWidgets.get(i); 2464 final Runnable r = new Runnable() { 2465 public void run() { 2466 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2467 if (callbacks != null) { 2468 callbacks.bindAppWidget(widget); 2469 } 2470 } 2471 }; 2472 if (postOnMainThread) { 2473 deferredBindRunnables.add(r); 2474 } else { 2475 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2476 } 2477 } 2478 } 2479 2480 /** 2481 * Binds all loaded data to actual views on the main thread. 2482 */ 2483 private void bindWorkspace(int synchronizeBindPage, final boolean isUpgradePath) { 2484 final long t = SystemClock.uptimeMillis(); 2485 Runnable r; 2486 2487 // Don't use these two variables in any of the callback runnables. 2488 // Otherwise we hold a reference to them. 2489 final Callbacks oldCallbacks = mCallbacks.get(); 2490 if (oldCallbacks == null) { 2491 // This launcher has exited and nobody bothered to tell us. Just bail. 2492 Log.w(TAG, "LoaderTask running with no launcher"); 2493 return; 2494 } 2495 2496 // Save a copy of all the bg-thread collections 2497 ArrayList<ItemInfo> workspaceItems = new ArrayList<ItemInfo>(); 2498 ArrayList<LauncherAppWidgetInfo> appWidgets = 2499 new ArrayList<LauncherAppWidgetInfo>(); 2500 HashMap<Long, FolderInfo> folders = new HashMap<Long, FolderInfo>(); 2501 HashMap<Long, ItemInfo> itemsIdMap = new HashMap<Long, ItemInfo>(); 2502 ArrayList<Long> orderedScreenIds = new ArrayList<Long>(); 2503 synchronized (sBgLock) { 2504 workspaceItems.addAll(sBgWorkspaceItems); 2505 appWidgets.addAll(sBgAppWidgets); 2506 folders.putAll(sBgFolders); 2507 itemsIdMap.putAll(sBgItemsIdMap); 2508 orderedScreenIds.addAll(sBgWorkspaceScreens); 2509 } 2510 2511 final boolean isLoadingSynchronously = 2512 synchronizeBindPage != PagedView.INVALID_RESTORE_PAGE; 2513 int currScreen = isLoadingSynchronously ? synchronizeBindPage : 2514 oldCallbacks.getCurrentWorkspaceScreen(); 2515 if (currScreen >= orderedScreenIds.size()) { 2516 // There may be no workspace screens (just hotseat items and an empty page). 2517 currScreen = PagedView.INVALID_RESTORE_PAGE; 2518 } 2519 final int currentScreen = currScreen; 2520 final long currentScreenId = currentScreen < 0 2521 ? INVALID_SCREEN_ID : orderedScreenIds.get(currentScreen); 2522 2523 // Load all the items that are on the current page first (and in the process, unbind 2524 // all the existing workspace items before we call startBinding() below. 2525 unbindWorkspaceItemsOnMainThread(); 2526 2527 // Separate the items that are on the current screen, and all the other remaining items 2528 ArrayList<ItemInfo> currentWorkspaceItems = new ArrayList<ItemInfo>(); 2529 ArrayList<ItemInfo> otherWorkspaceItems = new ArrayList<ItemInfo>(); 2530 ArrayList<LauncherAppWidgetInfo> currentAppWidgets = 2531 new ArrayList<LauncherAppWidgetInfo>(); 2532 ArrayList<LauncherAppWidgetInfo> otherAppWidgets = 2533 new ArrayList<LauncherAppWidgetInfo>(); 2534 HashMap<Long, FolderInfo> currentFolders = new HashMap<Long, FolderInfo>(); 2535 HashMap<Long, FolderInfo> otherFolders = new HashMap<Long, FolderInfo>(); 2536 2537 filterCurrentWorkspaceItems(currentScreenId, workspaceItems, currentWorkspaceItems, 2538 otherWorkspaceItems); 2539 filterCurrentAppWidgets(currentScreenId, appWidgets, currentAppWidgets, 2540 otherAppWidgets); 2541 filterCurrentFolders(currentScreenId, itemsIdMap, folders, currentFolders, 2542 otherFolders); 2543 sortWorkspaceItemsSpatially(currentWorkspaceItems); 2544 sortWorkspaceItemsSpatially(otherWorkspaceItems); 2545 2546 // Tell the workspace that we're about to start binding items 2547 r = new Runnable() { 2548 public void run() { 2549 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2550 if (callbacks != null) { 2551 callbacks.startBinding(); 2552 } 2553 } 2554 }; 2555 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2556 2557 bindWorkspaceScreens(oldCallbacks, orderedScreenIds); 2558 2559 // Load items on the current page 2560 bindWorkspaceItems(oldCallbacks, currentWorkspaceItems, currentAppWidgets, 2561 currentFolders, null); 2562 if (isLoadingSynchronously) { 2563 r = new Runnable() { 2564 public void run() { 2565 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2566 if (callbacks != null && currentScreen != PagedView.INVALID_RESTORE_PAGE) { 2567 callbacks.onPageBoundSynchronously(currentScreen); 2568 } 2569 } 2570 }; 2571 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2572 } 2573 2574 // Load all the remaining pages (if we are loading synchronously, we want to defer this 2575 // work until after the first render) 2576 synchronized (mDeferredBindRunnables) { 2577 mDeferredBindRunnables.clear(); 2578 } 2579 bindWorkspaceItems(oldCallbacks, otherWorkspaceItems, otherAppWidgets, otherFolders, 2580 (isLoadingSynchronously ? mDeferredBindRunnables : null)); 2581 2582 // Tell the workspace that we're done binding items 2583 r = new Runnable() { 2584 public void run() { 2585 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2586 if (callbacks != null) { 2587 callbacks.finishBindingItems(isUpgradePath); 2588 } 2589 2590 // If we're profiling, ensure this is the last thing in the queue. 2591 if (DEBUG_LOADERS) { 2592 Log.d(TAG, "bound workspace in " 2593 + (SystemClock.uptimeMillis()-t) + "ms"); 2594 } 2595 2596 mIsLoadingAndBindingWorkspace = false; 2597 } 2598 }; 2599 if (isLoadingSynchronously) { 2600 synchronized (mDeferredBindRunnables) { 2601 mDeferredBindRunnables.add(r); 2602 } 2603 } else { 2604 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2605 } 2606 } 2607 2608 private void loadAndBindAllApps() { 2609 if (DEBUG_LOADERS) { 2610 Log.d(TAG, "loadAndBindAllApps mAllAppsLoaded=" + mAllAppsLoaded); 2611 } 2612 if (!mAllAppsLoaded) { 2613 loadAllApps(); 2614 synchronized (LoaderTask.this) { 2615 if (mStopped) { 2616 return; 2617 } 2618 mAllAppsLoaded = true; 2619 } 2620 } else { 2621 onlyBindAllApps(); 2622 } 2623 } 2624 2625 private void onlyBindAllApps() { 2626 final Callbacks oldCallbacks = mCallbacks.get(); 2627 if (oldCallbacks == null) { 2628 // This launcher has exited and nobody bothered to tell us. Just bail. 2629 Log.w(TAG, "LoaderTask running with no launcher (onlyBindAllApps)"); 2630 return; 2631 } 2632 2633 // shallow copy 2634 @SuppressWarnings("unchecked") 2635 final ArrayList<AppInfo> list 2636 = (ArrayList<AppInfo>) mBgAllAppsList.data.clone(); 2637 Runnable r = new Runnable() { 2638 public void run() { 2639 final long t = SystemClock.uptimeMillis(); 2640 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2641 if (callbacks != null) { 2642 callbacks.bindAllApplications(list); 2643 } 2644 if (DEBUG_LOADERS) { 2645 Log.d(TAG, "bound all " + list.size() + " apps from cache in " 2646 + (SystemClock.uptimeMillis()-t) + "ms"); 2647 } 2648 } 2649 }; 2650 boolean isRunningOnMainThread = !(sWorkerThread.getThreadId() == Process.myTid()); 2651 if (isRunningOnMainThread) { 2652 r.run(); 2653 } else { 2654 mHandler.post(r); 2655 } 2656 } 2657 2658 private void loadAllApps() { 2659 final long loadTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2660 2661 final Callbacks oldCallbacks = mCallbacks.get(); 2662 if (oldCallbacks == null) { 2663 // This launcher has exited and nobody bothered to tell us. Just bail. 2664 Log.w(TAG, "LoaderTask running with no launcher (loadAllApps)"); 2665 return; 2666 } 2667 2668 final Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 2669 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 2670 2671 final List<UserHandleCompat> profiles = mUserManager.getUserProfiles(); 2672 2673 // Clear the list of apps 2674 mBgAllAppsList.clear(); 2675 for (UserHandleCompat user : profiles) { 2676 // Query for the set of apps 2677 final long qiaTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2678 List<LauncherActivityInfoCompat> apps = mLauncherApps.getActivityList(null, user); 2679 if (DEBUG_LOADERS) { 2680 Log.d(TAG, "getActivityList took " 2681 + (SystemClock.uptimeMillis()-qiaTime) + "ms for user " + user); 2682 Log.d(TAG, "getActivityList got " + apps.size() + " apps for user " + user); 2683 } 2684 // Fail if we don't have any apps 2685 if (apps == null || apps.isEmpty()) { 2686 return; 2687 } 2688 // Sort the applications by name 2689 final long sortTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2690 Collections.sort(apps, 2691 new LauncherModel.ShortcutNameComparator(mLabelCache)); 2692 if (DEBUG_LOADERS) { 2693 Log.d(TAG, "sort took " 2694 + (SystemClock.uptimeMillis()-sortTime) + "ms"); 2695 } 2696 2697 // Create the ApplicationInfos 2698 for (int i = 0; i < apps.size(); i++) { 2699 LauncherActivityInfoCompat app = apps.get(i); 2700 // This builds the icon bitmaps. 2701 mBgAllAppsList.add(new AppInfo(mContext, app, user, mIconCache, mLabelCache)); 2702 } 2703 } 2704 // Huh? Shouldn't this be inside the Runnable below? 2705 final ArrayList<AppInfo> added = mBgAllAppsList.added; 2706 mBgAllAppsList.added = new ArrayList<AppInfo>(); 2707 2708 // Post callback on main thread 2709 mHandler.post(new Runnable() { 2710 public void run() { 2711 final long bindTime = SystemClock.uptimeMillis(); 2712 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2713 if (callbacks != null) { 2714 callbacks.bindAllApplications(added); 2715 if (DEBUG_LOADERS) { 2716 Log.d(TAG, "bound " + added.size() + " apps in " 2717 + (SystemClock.uptimeMillis() - bindTime) + "ms"); 2718 } 2719 } else { 2720 Log.i(TAG, "not binding apps: no Launcher activity"); 2721 } 2722 } 2723 }); 2724 2725 if (DEBUG_LOADERS) { 2726 Log.d(TAG, "Icons processed in " 2727 + (SystemClock.uptimeMillis() - loadTime) + "ms"); 2728 } 2729 } 2730 2731 public void dumpState() { 2732 synchronized (sBgLock) { 2733 Log.d(TAG, "mLoaderTask.mContext=" + mContext); 2734 Log.d(TAG, "mLoaderTask.mIsLaunching=" + mIsLaunching); 2735 Log.d(TAG, "mLoaderTask.mStopped=" + mStopped); 2736 Log.d(TAG, "mLoaderTask.mLoadAndBindStepFinished=" + mLoadAndBindStepFinished); 2737 Log.d(TAG, "mItems size=" + sBgWorkspaceItems.size()); 2738 } 2739 } 2740 } 2741 2742 void enqueuePackageUpdated(PackageUpdatedTask task) { 2743 sWorker.post(task); 2744 } 2745 2746 private class PackageUpdatedTask implements Runnable { 2747 int mOp; 2748 String[] mPackages; 2749 UserHandleCompat mUser; 2750 2751 public static final int OP_NONE = 0; 2752 public static final int OP_ADD = 1; 2753 public static final int OP_UPDATE = 2; 2754 public static final int OP_REMOVE = 3; // uninstlled 2755 public static final int OP_UNAVAILABLE = 4; // external media unmounted 2756 2757 2758 public PackageUpdatedTask(int op, String[] packages, UserHandleCompat user) { 2759 mOp = op; 2760 mPackages = packages; 2761 mUser = user; 2762 } 2763 2764 public void run() { 2765 final Context context = mApp.getContext(); 2766 2767 final String[] packages = mPackages; 2768 final int N = packages.length; 2769 switch (mOp) { 2770 case OP_ADD: 2771 for (int i=0; i<N; i++) { 2772 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.addPackage " + packages[i]); 2773 mIconCache.remove(packages[i], mUser); 2774 mBgAllAppsList.addPackage(context, packages[i], mUser); 2775 } 2776 break; 2777 case OP_UPDATE: 2778 for (int i=0; i<N; i++) { 2779 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.updatePackage " + packages[i]); 2780 mBgAllAppsList.updatePackage(context, packages[i], mUser); 2781 WidgetPreviewLoader.removePackageFromDb( 2782 mApp.getWidgetPreviewCacheDb(), packages[i]); 2783 } 2784 break; 2785 case OP_REMOVE: 2786 case OP_UNAVAILABLE: 2787 for (int i=0; i<N; i++) { 2788 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 2789 mBgAllAppsList.removePackage(packages[i], mUser); 2790 WidgetPreviewLoader.removePackageFromDb( 2791 mApp.getWidgetPreviewCacheDb(), packages[i]); 2792 } 2793 break; 2794 } 2795 2796 ArrayList<AppInfo> added = null; 2797 ArrayList<AppInfo> modified = null; 2798 final ArrayList<AppInfo> removedApps = new ArrayList<AppInfo>(); 2799 2800 if (mBgAllAppsList.added.size() > 0) { 2801 added = new ArrayList<AppInfo>(mBgAllAppsList.added); 2802 mBgAllAppsList.added.clear(); 2803 } 2804 if (mBgAllAppsList.modified.size() > 0) { 2805 modified = new ArrayList<AppInfo>(mBgAllAppsList.modified); 2806 mBgAllAppsList.modified.clear(); 2807 } 2808 if (mBgAllAppsList.removed.size() > 0) { 2809 removedApps.addAll(mBgAllAppsList.removed); 2810 mBgAllAppsList.removed.clear(); 2811 } 2812 2813 final Callbacks callbacks = mCallbacks != null ? mCallbacks.get() : null; 2814 if (callbacks == null) { 2815 Log.w(TAG, "Nobody to tell about the new app. Launcher is probably loading."); 2816 return; 2817 } 2818 2819 if (added != null) { 2820 // Ensure that we add all the workspace applications to the db 2821 if (LauncherAppState.isDisableAllApps()) { 2822 final ArrayList<ItemInfo> addedInfos = new ArrayList<ItemInfo>(added); 2823 addAndBindAddedWorkspaceApps(context, addedInfos); 2824 } else { 2825 addAppsToAllApps(context, added); 2826 } 2827 } 2828 2829 if (modified != null) { 2830 final ArrayList<AppInfo> modifiedFinal = modified; 2831 2832 // Update the launcher db to reflect the changes 2833 for (AppInfo a : modifiedFinal) { 2834 ArrayList<ItemInfo> infos = 2835 getItemInfoForComponentName(a.componentName, mUser); 2836 for (ItemInfo i : infos) { 2837 if (isShortcutInfoUpdateable(i)) { 2838 ShortcutInfo info = (ShortcutInfo) i; 2839 info.title = a.title.toString(); 2840 updateItemInDatabase(context, info); 2841 } 2842 } 2843 } 2844 2845 mHandler.post(new Runnable() { 2846 public void run() { 2847 Callbacks cb = mCallbacks != null ? mCallbacks.get() : null; 2848 if (callbacks == cb && cb != null) { 2849 callbacks.bindAppsUpdated(modifiedFinal); 2850 } 2851 } 2852 }); 2853 } 2854 2855 final ArrayList<String> removedPackageNames = 2856 new ArrayList<String>(); 2857 if (mOp == OP_REMOVE) { 2858 // Mark all packages in the broadcast to be removed 2859 removedPackageNames.addAll(Arrays.asList(packages)); 2860 } else if (mOp == OP_UPDATE) { 2861 // Mark disabled packages in the broadcast to be removed 2862 final PackageManager pm = context.getPackageManager(); 2863 for (int i=0; i<N; i++) { 2864 if (isPackageDisabled(context, packages[i], mUser)) { 2865 removedPackageNames.add(packages[i]); 2866 } 2867 } 2868 } 2869 // Remove all the components associated with this package 2870 for (String pn : removedPackageNames) { 2871 ArrayList<ItemInfo> infos = getItemInfoForPackageName(pn, mUser); 2872 for (ItemInfo i : infos) { 2873 deleteItemFromDatabase(context, i); 2874 } 2875 } 2876 // Remove all the specific components 2877 for (AppInfo a : removedApps) { 2878 ArrayList<ItemInfo> infos = getItemInfoForComponentName(a.componentName, mUser); 2879 for (ItemInfo i : infos) { 2880 deleteItemFromDatabase(context, i); 2881 } 2882 } 2883 if (!removedPackageNames.isEmpty() || !removedApps.isEmpty()) { 2884 // Remove any queued items from the install queue 2885 String spKey = LauncherAppState.getSharedPreferencesKey(); 2886 SharedPreferences sp = 2887 context.getSharedPreferences(spKey, Context.MODE_PRIVATE); 2888 InstallShortcutReceiver.removeFromInstallQueue(sp, removedPackageNames); 2889 // Call the components-removed callback 2890 mHandler.post(new Runnable() { 2891 public void run() { 2892 Callbacks cb = mCallbacks != null ? mCallbacks.get() : null; 2893 if (callbacks == cb && cb != null) { 2894 callbacks.bindComponentsRemoved(removedPackageNames, removedApps, mUser); 2895 } 2896 } 2897 }); 2898 } 2899 2900 final ArrayList<Object> widgetsAndShortcuts = 2901 getSortedWidgetsAndShortcuts(context); 2902 mHandler.post(new Runnable() { 2903 @Override 2904 public void run() { 2905 Callbacks cb = mCallbacks != null ? mCallbacks.get() : null; 2906 if (callbacks == cb && cb != null) { 2907 callbacks.bindPackagesUpdated(widgetsAndShortcuts); 2908 } 2909 } 2910 }); 2911 2912 // Write all the logs to disk 2913 mHandler.post(new Runnable() { 2914 public void run() { 2915 Callbacks cb = mCallbacks != null ? mCallbacks.get() : null; 2916 if (callbacks == cb && cb != null) { 2917 callbacks.dumpLogsToLocalData(); 2918 } 2919 } 2920 }); 2921 } 2922 } 2923 2924 // Returns a list of ResolveInfos/AppWindowInfos in sorted order 2925 public static ArrayList<Object> getSortedWidgetsAndShortcuts(Context context) { 2926 PackageManager packageManager = context.getPackageManager(); 2927 final ArrayList<Object> widgetsAndShortcuts = new ArrayList<Object>(); 2928 widgetsAndShortcuts.addAll(AppWidgetManager.getInstance(context).getInstalledProviders()); 2929 Intent shortcutsIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 2930 widgetsAndShortcuts.addAll(packageManager.queryIntentActivities(shortcutsIntent, 0)); 2931 Collections.sort(widgetsAndShortcuts, 2932 new LauncherModel.WidgetAndShortcutNameComparator(packageManager)); 2933 return widgetsAndShortcuts; 2934 } 2935 2936 private static boolean isPackageDisabled(Context context, String packageName, 2937 UserHandleCompat user) { 2938 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 2939 return !launcherApps.isPackageEnabledForProfile(packageName, user); 2940 } 2941 2942 public static boolean isValidPackageActivity(Context context, ComponentName cn, 2943 UserHandleCompat user) { 2944 if (cn == null) { 2945 return false; 2946 } 2947 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 2948 if (!launcherApps.isPackageEnabledForProfile(cn.getPackageName(), user)) { 2949 return false; 2950 } 2951 return launcherApps.isActivityEnabledForProfile(cn, user); 2952 } 2953 2954 public static boolean isValidPackage(Context context, String packageName, 2955 UserHandleCompat user) { 2956 if (packageName == null) { 2957 return false; 2958 } 2959 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 2960 return launcherApps.isPackageEnabledForProfile(packageName, user); 2961 } 2962 2963 /** 2964 * Make an ShortcutInfo object for a restored application or shortcut item that points 2965 * to a package that is not yet installed on the system. 2966 */ 2967 public ShortcutInfo getRestoredItemInfo(Cursor cursor, int titleIndex, Intent intent) { 2968 final ShortcutInfo info = new ShortcutInfo(); 2969 if (cursor != null) { 2970 info.title = cursor.getString(titleIndex); 2971 } else { 2972 info.title = ""; 2973 } 2974 info.user = UserHandleCompat.myUserHandle(); 2975 info.setIcon(mIconCache.getIcon(intent, info.title.toString(), info.user)); 2976 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT; 2977 info.restoredIntent = intent; 2978 return info; 2979 } 2980 2981 /** 2982 * Make an Intent object for a restored application or shortcut item that points 2983 * to the market page for the item. 2984 */ 2985 private Intent getRestoredItemIntent(Cursor c, Context context, Intent intent) { 2986 final boolean debug = false; 2987 ComponentName componentName = intent.getComponent(); 2988 Intent marketIntent = new Intent(Intent.ACTION_VIEW); 2989 Uri marketUri = new Uri.Builder() 2990 .scheme("market") 2991 .authority("details") 2992 .appendQueryParameter("id", componentName.getPackageName()) 2993 .build(); 2994 if (debug) Log.d(TAG, "manufactured intent uri: " + marketUri.toString()); 2995 marketIntent.setData(marketUri); 2996 return marketIntent; 2997 } 2998 2999 /** 3000 * This is called from the code that adds shortcuts from the intent receiver. This 3001 * doesn't have a Cursor, but 3002 */ 3003 public ShortcutInfo getShortcutInfo(PackageManager manager, Intent intent, 3004 UserHandleCompat user, Context context) { 3005 return getShortcutInfo(manager, intent, user, context, null, -1, -1, null); 3006 } 3007 3008 /** 3009 * Make an ShortcutInfo object for a shortcut that is an application. 3010 * 3011 * If c is not null, then it will be used to fill in missing data like the title and icon. 3012 */ 3013 public ShortcutInfo getShortcutInfo(PackageManager manager, Intent intent, 3014 UserHandleCompat user, Context context, Cursor c, int iconIndex, int titleIndex, 3015 HashMap<Object, CharSequence> labelCache) { 3016 if (user == null) { 3017 Log.d(TAG, "Null user found in getShortcutInfo"); 3018 return null; 3019 } 3020 3021 ComponentName componentName = intent.getComponent(); 3022 if (componentName == null) { 3023 Log.d(TAG, "Missing component found in getShortcutInfo: " + componentName); 3024 return null; 3025 } 3026 3027 Intent newIntent = new Intent(intent.getAction(), null); 3028 newIntent.addCategory(Intent.CATEGORY_LAUNCHER); 3029 newIntent.setComponent(componentName); 3030 LauncherActivityInfoCompat lai = mLauncherApps.resolveActivity(newIntent, user); 3031 if (lai == null) { 3032 Log.d(TAG, "Missing activity found in getShortcutInfo: " + componentName); 3033 return null; 3034 } 3035 3036 final ShortcutInfo info = new ShortcutInfo(); 3037 3038 // the resource -- This may implicitly give us back the fallback icon, 3039 // but don't worry about that. All we're doing with usingFallbackIcon is 3040 // to avoid saving lots of copies of that in the database, and most apps 3041 // have icons anyway. 3042 Bitmap icon = mIconCache.getIcon(componentName, lai, labelCache); 3043 3044 // the db 3045 if (icon == null) { 3046 if (c != null) { 3047 icon = getIconFromCursor(c, iconIndex, context); 3048 } 3049 } 3050 // the fallback icon 3051 if (icon == null) { 3052 icon = mIconCache.getDefaultIcon(user); 3053 info.usingFallbackIcon = true; 3054 } 3055 info.setIcon(icon); 3056 3057 // From the cache. 3058 if (labelCache != null) { 3059 info.title = labelCache.get(componentName); 3060 } 3061 3062 // from the resource 3063 if (info.title == null && lai != null) { 3064 info.title = lai.getLabel(); 3065 if (labelCache != null) { 3066 labelCache.put(componentName, info.title); 3067 } 3068 } 3069 // from the db 3070 if (info.title == null) { 3071 if (c != null) { 3072 info.title = c.getString(titleIndex); 3073 } 3074 } 3075 // fall back to the class name of the activity 3076 if (info.title == null) { 3077 info.title = componentName.getClassName(); 3078 } 3079 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_APPLICATION; 3080 info.user = user; 3081 return info; 3082 } 3083 3084 static ArrayList<ItemInfo> filterItemInfos(Collection<ItemInfo> infos, 3085 ItemInfoFilter f) { 3086 HashSet<ItemInfo> filtered = new HashSet<ItemInfo>(); 3087 for (ItemInfo i : infos) { 3088 if (i instanceof ShortcutInfo) { 3089 ShortcutInfo info = (ShortcutInfo) i; 3090 ComponentName cn = info.intent.getComponent(); 3091 if (cn != null && f.filterItem(null, info, cn)) { 3092 filtered.add(info); 3093 } 3094 } else if (i instanceof FolderInfo) { 3095 FolderInfo info = (FolderInfo) i; 3096 for (ShortcutInfo s : info.contents) { 3097 ComponentName cn = s.intent.getComponent(); 3098 if (cn != null && f.filterItem(info, s, cn)) { 3099 filtered.add(s); 3100 } 3101 } 3102 } else if (i instanceof LauncherAppWidgetInfo) { 3103 LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) i; 3104 ComponentName cn = info.providerName; 3105 if (cn != null && f.filterItem(null, info, cn)) { 3106 filtered.add(info); 3107 } 3108 } 3109 } 3110 return new ArrayList<ItemInfo>(filtered); 3111 } 3112 3113 private ArrayList<ItemInfo> getItemInfoForPackageName(final String pn, 3114 final UserHandleCompat user) { 3115 ItemInfoFilter filter = new ItemInfoFilter() { 3116 @Override 3117 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 3118 return cn.getPackageName().equals(pn) && info.user.equals(user); 3119 } 3120 }; 3121 return filterItemInfos(sBgItemsIdMap.values(), filter); 3122 } 3123 3124 private ArrayList<ItemInfo> getItemInfoForComponentName(final ComponentName cname, 3125 final UserHandleCompat user) { 3126 ItemInfoFilter filter = new ItemInfoFilter() { 3127 @Override 3128 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 3129 if (info.user == null) { 3130 return cn.equals(cname); 3131 } else { 3132 return cn.equals(cname) && info.user.equals(user); 3133 } 3134 } 3135 }; 3136 return filterItemInfos(sBgItemsIdMap.values(), filter); 3137 } 3138 3139 public static boolean isShortcutInfoUpdateable(ItemInfo i) { 3140 if (i instanceof ShortcutInfo) { 3141 ShortcutInfo info = (ShortcutInfo) i; 3142 // We need to check for ACTION_MAIN otherwise getComponent() might 3143 // return null for some shortcuts (for instance, for shortcuts to 3144 // web pages.) 3145 Intent intent = info.intent; 3146 ComponentName name = intent.getComponent(); 3147 if (info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION && 3148 Intent.ACTION_MAIN.equals(intent.getAction()) && name != null) { 3149 return true; 3150 } 3151 // placeholder shortcuts get special treatment, let them through too. 3152 if (info.getRestoredIntent() != null) { 3153 return true; 3154 } 3155 } 3156 return false; 3157 } 3158 3159 /** 3160 * Make an ShortcutInfo object for a shortcut that isn't an application. 3161 */ 3162 private ShortcutInfo getShortcutInfo(Cursor c, Context context, 3163 int iconTypeIndex, int iconPackageIndex, int iconResourceIndex, int iconIndex, 3164 int titleIndex) { 3165 3166 Bitmap icon = null; 3167 final ShortcutInfo info = new ShortcutInfo(); 3168 // Non-app shortcuts are only supported for current user. 3169 info.user = UserHandleCompat.myUserHandle(); 3170 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT; 3171 3172 // TODO: If there's an explicit component and we can't install that, delete it. 3173 3174 info.title = c.getString(titleIndex); 3175 3176 int iconType = c.getInt(iconTypeIndex); 3177 switch (iconType) { 3178 case LauncherSettings.Favorites.ICON_TYPE_RESOURCE: 3179 String packageName = c.getString(iconPackageIndex); 3180 String resourceName = c.getString(iconResourceIndex); 3181 PackageManager packageManager = context.getPackageManager(); 3182 info.customIcon = false; 3183 // the resource 3184 try { 3185 Resources resources = packageManager.getResourcesForApplication(packageName); 3186 if (resources != null) { 3187 final int id = resources.getIdentifier(resourceName, null, null); 3188 icon = Utilities.createIconBitmap( 3189 mIconCache.getFullResIcon(resources, id), context); 3190 } 3191 } catch (Exception e) { 3192 // drop this. we have other places to look for icons 3193 } 3194 // the db 3195 if (icon == null) { 3196 icon = getIconFromCursor(c, iconIndex, context); 3197 } 3198 // the fallback icon 3199 if (icon == null) { 3200 icon = mIconCache.getDefaultIcon(info.user); 3201 info.usingFallbackIcon = true; 3202 } 3203 break; 3204 case LauncherSettings.Favorites.ICON_TYPE_BITMAP: 3205 icon = getIconFromCursor(c, iconIndex, context); 3206 if (icon == null) { 3207 icon = mIconCache.getDefaultIcon(info.user); 3208 info.customIcon = false; 3209 info.usingFallbackIcon = true; 3210 } else { 3211 info.customIcon = true; 3212 } 3213 break; 3214 default: 3215 icon = mIconCache.getDefaultIcon(info.user); 3216 info.usingFallbackIcon = true; 3217 info.customIcon = false; 3218 break; 3219 } 3220 info.setIcon(icon); 3221 return info; 3222 } 3223 3224 Bitmap getIconFromCursor(Cursor c, int iconIndex, Context context) { 3225 @SuppressWarnings("all") // suppress dead code warning 3226 final boolean debug = false; 3227 if (debug) { 3228 Log.d(TAG, "getIconFromCursor app=" 3229 + c.getString(c.getColumnIndexOrThrow(LauncherSettings.Favorites.TITLE))); 3230 } 3231 byte[] data = c.getBlob(iconIndex); 3232 try { 3233 return Utilities.createIconBitmap( 3234 BitmapFactory.decodeByteArray(data, 0, data.length), context); 3235 } catch (Exception e) { 3236 return null; 3237 } 3238 } 3239 3240 ShortcutInfo addShortcut(Context context, Intent data, long container, int screen, 3241 int cellX, int cellY, boolean notify) { 3242 final ShortcutInfo info = infoFromShortcutIntent(context, data, null); 3243 if (info == null) { 3244 return null; 3245 } 3246 addItemToDatabase(context, info, container, screen, cellX, cellY, notify); 3247 3248 return info; 3249 } 3250 3251 /** 3252 * Attempts to find an AppWidgetProviderInfo that matches the given component. 3253 */ 3254 AppWidgetProviderInfo findAppWidgetProviderInfoWithComponent(Context context, 3255 ComponentName component) { 3256 List<AppWidgetProviderInfo> widgets = 3257 AppWidgetManager.getInstance(context).getInstalledProviders(); 3258 for (AppWidgetProviderInfo info : widgets) { 3259 if (info.provider.equals(component)) { 3260 return info; 3261 } 3262 } 3263 return null; 3264 } 3265 3266 /** 3267 * Returns a list of all the widgets that can handle configuration with a particular mimeType. 3268 */ 3269 List<WidgetMimeTypeHandlerData> resolveWidgetsForMimeType(Context context, String mimeType) { 3270 final PackageManager packageManager = context.getPackageManager(); 3271 final List<WidgetMimeTypeHandlerData> supportedConfigurationActivities = 3272 new ArrayList<WidgetMimeTypeHandlerData>(); 3273 3274 final Intent supportsIntent = 3275 new Intent(InstallWidgetReceiver.ACTION_SUPPORTS_CLIPDATA_MIMETYPE); 3276 supportsIntent.setType(mimeType); 3277 3278 // Create a set of widget configuration components that we can test against 3279 final List<AppWidgetProviderInfo> widgets = 3280 AppWidgetManager.getInstance(context).getInstalledProviders(); 3281 final HashMap<ComponentName, AppWidgetProviderInfo> configurationComponentToWidget = 3282 new HashMap<ComponentName, AppWidgetProviderInfo>(); 3283 for (AppWidgetProviderInfo info : widgets) { 3284 configurationComponentToWidget.put(info.configure, info); 3285 } 3286 3287 // Run through each of the intents that can handle this type of clip data, and cross 3288 // reference them with the components that are actual configuration components 3289 final List<ResolveInfo> activities = packageManager.queryIntentActivities(supportsIntent, 3290 PackageManager.MATCH_DEFAULT_ONLY); 3291 for (ResolveInfo info : activities) { 3292 final ActivityInfo activityInfo = info.activityInfo; 3293 final ComponentName infoComponent = new ComponentName(activityInfo.packageName, 3294 activityInfo.name); 3295 if (configurationComponentToWidget.containsKey(infoComponent)) { 3296 supportedConfigurationActivities.add( 3297 new InstallWidgetReceiver.WidgetMimeTypeHandlerData(info, 3298 configurationComponentToWidget.get(infoComponent))); 3299 } 3300 } 3301 return supportedConfigurationActivities; 3302 } 3303 3304 ShortcutInfo infoFromShortcutIntent(Context context, Intent data, Bitmap fallbackIcon) { 3305 Intent intent = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_INTENT); 3306 String name = data.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 3307 Parcelable bitmap = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON); 3308 3309 if (intent == null) { 3310 // If the intent is null, we can't construct a valid ShortcutInfo, so we return null 3311 Log.e(TAG, "Can't construct ShorcutInfo with null intent"); 3312 return null; 3313 } 3314 3315 Bitmap icon = null; 3316 boolean customIcon = false; 3317 ShortcutIconResource iconResource = null; 3318 3319 if (bitmap != null && bitmap instanceof Bitmap) { 3320 icon = Utilities.createIconBitmap(new FastBitmapDrawable((Bitmap)bitmap), context); 3321 customIcon = true; 3322 } else { 3323 Parcelable extra = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE); 3324 if (extra != null && extra instanceof ShortcutIconResource) { 3325 try { 3326 iconResource = (ShortcutIconResource) extra; 3327 final PackageManager packageManager = context.getPackageManager(); 3328 Resources resources = packageManager.getResourcesForApplication( 3329 iconResource.packageName); 3330 final int id = resources.getIdentifier(iconResource.resourceName, null, null); 3331 icon = Utilities.createIconBitmap( 3332 mIconCache.getFullResIcon(resources, id), 3333 context); 3334 } catch (Exception e) { 3335 Log.w(TAG, "Could not load shortcut icon: " + extra); 3336 } 3337 } 3338 } 3339 3340 final ShortcutInfo info = new ShortcutInfo(); 3341 3342 // Only support intents for current user for now. Intents sent from other 3343 // users wouldn't get here without intent forwarding anyway. 3344 info.user = UserHandleCompat.myUserHandle(); 3345 if (icon == null) { 3346 if (fallbackIcon != null) { 3347 icon = fallbackIcon; 3348 } else { 3349 icon = mIconCache.getDefaultIcon(info.user); 3350 info.usingFallbackIcon = true; 3351 } 3352 } 3353 info.setIcon(icon); 3354 3355 info.title = name; 3356 info.intent = intent; 3357 info.customIcon = customIcon; 3358 info.iconResource = iconResource; 3359 3360 return info; 3361 } 3362 3363 boolean queueIconToBeChecked(HashMap<Object, byte[]> cache, ShortcutInfo info, Cursor c, 3364 int iconIndex) { 3365 // If apps can't be on SD, don't even bother. 3366 if (!mAppsCanBeOnRemoveableStorage) { 3367 return false; 3368 } 3369 // If this icon doesn't have a custom icon, check to see 3370 // what's stored in the DB, and if it doesn't match what 3371 // we're going to show, store what we are going to show back 3372 // into the DB. We do this so when we're loading, if the 3373 // package manager can't find an icon (for example because 3374 // the app is on SD) then we can use that instead. 3375 if (!info.customIcon && !info.usingFallbackIcon) { 3376 cache.put(info, c.getBlob(iconIndex)); 3377 return true; 3378 } 3379 return false; 3380 } 3381 void updateSavedIcon(Context context, ShortcutInfo info, byte[] data) { 3382 boolean needSave = false; 3383 try { 3384 if (data != null) { 3385 Bitmap saved = BitmapFactory.decodeByteArray(data, 0, data.length); 3386 Bitmap loaded = info.getIcon(mIconCache); 3387 needSave = !saved.sameAs(loaded); 3388 } else { 3389 needSave = true; 3390 } 3391 } catch (Exception e) { 3392 needSave = true; 3393 } 3394 if (needSave) { 3395 Log.d(TAG, "going to save icon bitmap for info=" + info); 3396 // This is slower than is ideal, but this only happens once 3397 // or when the app is updated with a new icon. 3398 updateItemInDatabase(context, info); 3399 } 3400 } 3401 3402 /** 3403 * Return an existing FolderInfo object if we have encountered this ID previously, 3404 * or make a new one. 3405 */ 3406 private static FolderInfo findOrMakeFolder(HashMap<Long, FolderInfo> folders, long id) { 3407 // See if a placeholder was created for us already 3408 FolderInfo folderInfo = folders.get(id); 3409 if (folderInfo == null) { 3410 // No placeholder -- create a new instance 3411 folderInfo = new FolderInfo(); 3412 folders.put(id, folderInfo); 3413 } 3414 return folderInfo; 3415 } 3416 3417 public static final Comparator<AppInfo> getAppNameComparator() { 3418 final Collator collator = Collator.getInstance(); 3419 return new Comparator<AppInfo>() { 3420 public final int compare(AppInfo a, AppInfo b) { 3421 if (a.user.equals(b.user)) { 3422 int result = collator.compare(a.title.toString().trim(), 3423 b.title.toString().trim()); 3424 if (result == 0) { 3425 result = a.componentName.compareTo(b.componentName); 3426 } 3427 return result; 3428 } else { 3429 // TODO Need to figure out rules for sorting 3430 // profiles, this puts work second. 3431 return a.user.toString().compareTo(b.user.toString()); 3432 } 3433 } 3434 }; 3435 } 3436 public static final Comparator<AppInfo> APP_INSTALL_TIME_COMPARATOR 3437 = new Comparator<AppInfo>() { 3438 public final int compare(AppInfo a, AppInfo b) { 3439 if (a.firstInstallTime < b.firstInstallTime) return 1; 3440 if (a.firstInstallTime > b.firstInstallTime) return -1; 3441 return 0; 3442 } 3443 }; 3444 public static final Comparator<AppWidgetProviderInfo> getWidgetNameComparator() { 3445 final Collator collator = Collator.getInstance(); 3446 return new Comparator<AppWidgetProviderInfo>() { 3447 public final int compare(AppWidgetProviderInfo a, AppWidgetProviderInfo b) { 3448 return collator.compare(a.label.toString().trim(), b.label.toString().trim()); 3449 } 3450 }; 3451 } 3452 static ComponentName getComponentNameFromResolveInfo(ResolveInfo info) { 3453 if (info.activityInfo != null) { 3454 return new ComponentName(info.activityInfo.packageName, info.activityInfo.name); 3455 } else { 3456 return new ComponentName(info.serviceInfo.packageName, info.serviceInfo.name); 3457 } 3458 } 3459 public static class ShortcutNameComparator implements Comparator<LauncherActivityInfoCompat> { 3460 private Collator mCollator; 3461 private HashMap<Object, CharSequence> mLabelCache; 3462 ShortcutNameComparator(PackageManager pm) { 3463 mLabelCache = new HashMap<Object, CharSequence>(); 3464 mCollator = Collator.getInstance(); 3465 } 3466 ShortcutNameComparator(HashMap<Object, CharSequence> labelCache) { 3467 mLabelCache = labelCache; 3468 mCollator = Collator.getInstance(); 3469 } 3470 public final int compare(LauncherActivityInfoCompat a, LauncherActivityInfoCompat b) { 3471 CharSequence labelA, labelB; 3472 ComponentName keyA = a.getComponentName(); 3473 ComponentName keyB = b.getComponentName(); 3474 if (mLabelCache.containsKey(keyA)) { 3475 labelA = mLabelCache.get(keyA); 3476 } else { 3477 labelA = a.getLabel().toString().trim(); 3478 3479 mLabelCache.put(keyA, labelA); 3480 } 3481 if (mLabelCache.containsKey(keyB)) { 3482 labelB = mLabelCache.get(keyB); 3483 } else { 3484 labelB = b.getLabel().toString().trim(); 3485 3486 mLabelCache.put(keyB, labelB); 3487 } 3488 return mCollator.compare(labelA, labelB); 3489 } 3490 }; 3491 public static class WidgetAndShortcutNameComparator implements Comparator<Object> { 3492 private Collator mCollator; 3493 private PackageManager mPackageManager; 3494 private HashMap<Object, String> mLabelCache; 3495 WidgetAndShortcutNameComparator(PackageManager pm) { 3496 mPackageManager = pm; 3497 mLabelCache = new HashMap<Object, String>(); 3498 mCollator = Collator.getInstance(); 3499 } 3500 public final int compare(Object a, Object b) { 3501 String labelA, labelB; 3502 if (mLabelCache.containsKey(a)) { 3503 labelA = mLabelCache.get(a); 3504 } else { 3505 labelA = (a instanceof AppWidgetProviderInfo) ? 3506 ((AppWidgetProviderInfo) a).label : 3507 ((ResolveInfo) a).loadLabel(mPackageManager).toString().trim(); 3508 mLabelCache.put(a, labelA); 3509 } 3510 if (mLabelCache.containsKey(b)) { 3511 labelB = mLabelCache.get(b); 3512 } else { 3513 labelB = (b instanceof AppWidgetProviderInfo) ? 3514 ((AppWidgetProviderInfo) b).label : 3515 ((ResolveInfo) b).loadLabel(mPackageManager).toString().trim(); 3516 mLabelCache.put(b, labelB); 3517 } 3518 return mCollator.compare(labelA, labelB); 3519 } 3520 }; 3521 3522 public void dumpState() { 3523 Log.d(TAG, "mCallbacks=" + mCallbacks); 3524 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.data", mBgAllAppsList.data); 3525 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.added", mBgAllAppsList.added); 3526 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.removed", mBgAllAppsList.removed); 3527 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.modified", mBgAllAppsList.modified); 3528 if (mLoaderTask != null) { 3529 mLoaderTask.dumpState(); 3530 } else { 3531 Log.d(TAG, "mLoaderTask=null"); 3532 } 3533 } 3534} 3535