LauncherModel.java revision f9ada46270abcf23997eb1e0675b4d44e5c97673
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.AppWidgetProviderInfo; 21import android.content.BroadcastReceiver; 22import android.content.ComponentName; 23import android.content.ContentProviderOperation; 24import android.content.ContentResolver; 25import android.content.ContentValues; 26import android.content.Context; 27import android.content.Intent; 28import android.content.Intent.ShortcutIconResource; 29import android.content.IntentFilter; 30import android.content.pm.PackageManager; 31import android.content.pm.ProviderInfo; 32import android.content.pm.ResolveInfo; 33import android.database.Cursor; 34import android.graphics.Bitmap; 35import android.net.Uri; 36import android.os.Build; 37import android.os.Environment; 38import android.os.Handler; 39import android.os.HandlerThread; 40import android.os.Looper; 41import android.os.Parcelable; 42import android.os.Process; 43import android.os.SystemClock; 44import android.os.TransactionTooLargeException; 45import android.provider.BaseColumns; 46import android.text.TextUtils; 47import android.util.Log; 48import android.util.LongSparseArray; 49import android.util.Pair; 50 51import com.android.launcher3.compat.AppWidgetManagerCompat; 52import com.android.launcher3.compat.LauncherActivityInfoCompat; 53import com.android.launcher3.compat.LauncherAppsCompat; 54import com.android.launcher3.compat.PackageInstallerCompat; 55import com.android.launcher3.compat.PackageInstallerCompat.PackageInstallInfo; 56import com.android.launcher3.compat.UserHandleCompat; 57import com.android.launcher3.compat.UserManagerCompat; 58import com.android.launcher3.config.ProviderConfig; 59import com.android.launcher3.model.MigrateFromRestoreTask; 60import com.android.launcher3.model.WidgetsModel; 61import com.android.launcher3.util.ComponentKey; 62import com.android.launcher3.util.CursorIconInfo; 63import com.android.launcher3.util.LongArrayMap; 64import com.android.launcher3.util.ManagedProfileHeuristic; 65import com.android.launcher3.util.Thunk; 66 67import java.lang.ref.WeakReference; 68import java.net.URISyntaxException; 69import java.security.InvalidParameterException; 70import java.util.ArrayList; 71import java.util.Arrays; 72import java.util.Collection; 73import java.util.Collections; 74import java.util.Comparator; 75import java.util.HashMap; 76import java.util.HashSet; 77import java.util.Iterator; 78import java.util.List; 79import java.util.Map.Entry; 80import java.util.Set; 81 82/** 83 * Maintains in-memory state of the Launcher. It is expected that there should be only one 84 * LauncherModel object held in a static. Also provide APIs for updating the database state 85 * for the Launcher. 86 */ 87public class LauncherModel extends BroadcastReceiver 88 implements LauncherAppsCompat.OnAppsChangedCallbackCompat { 89 static final boolean DEBUG_LOADERS = false; 90 private static final boolean DEBUG_RECEIVER = false; 91 private static final boolean REMOVE_UNRESTORED_ICONS = true; 92 93 static final String TAG = "Launcher.Model"; 94 95 public static final int LOADER_FLAG_NONE = 0; 96 public static final int LOADER_FLAG_CLEAR_WORKSPACE = 1 << 0; 97 public static final int LOADER_FLAG_MIGRATE_SHORTCUTS = 1 << 1; 98 99 private static final int ITEMS_CHUNK = 6; // batch size for the workspace icons 100 private static final long INVALID_SCREEN_ID = -1L; 101 102 @Thunk final boolean mAppsCanBeOnRemoveableStorage; 103 private final boolean mOldContentProviderExists; 104 105 @Thunk final LauncherAppState mApp; 106 @Thunk final Object mLock = new Object(); 107 @Thunk DeferredHandler mHandler = new DeferredHandler(); 108 @Thunk LoaderTask mLoaderTask; 109 @Thunk boolean mIsLoaderTaskRunning; 110 @Thunk boolean mHasLoaderCompletedOnce; 111 112 private static final String MIGRATE_AUTHORITY = "com.android.launcher2.settings"; 113 114 @Thunk static final HandlerThread sWorkerThread = new HandlerThread("launcher-loader"); 115 static { 116 sWorkerThread.start(); 117 } 118 @Thunk static final Handler sWorker = new Handler(sWorkerThread.getLooper()); 119 120 // We start off with everything not loaded. After that, we assume that 121 // our monitoring of the package manager provides all updates and we never 122 // need to do a requery. These are only ever touched from the loader thread. 123 @Thunk boolean mWorkspaceLoaded; 124 @Thunk boolean mAllAppsLoaded; 125 126 // When we are loading pages synchronously, we can't just post the binding of items on the side 127 // pages as this delays the rotation process. Instead, we wait for a callback from the first 128 // draw (in Workspace) to initiate the binding of the remaining side pages. Any time we start 129 // a normal load, we also clear this set of Runnables. 130 static final ArrayList<Runnable> mDeferredBindRunnables = new ArrayList<Runnable>(); 131 132 /** 133 * Set of runnables to be called on the background thread after the workspace binding 134 * is complete. 135 */ 136 static final ArrayList<Runnable> mBindCompleteRunnables = new ArrayList<Runnable>(); 137 138 @Thunk WeakReference<Callbacks> mCallbacks; 139 140 // < only access in worker thread > 141 AllAppsList mBgAllAppsList; 142 // Entire list of widgets. 143 WidgetsModel mBgWidgetsModel; 144 145 // The lock that must be acquired before referencing any static bg data structures. Unlike 146 // other locks, this one can generally be held long-term because we never expect any of these 147 // static data structures to be referenced outside of the worker thread except on the first 148 // load after configuration change. 149 static final Object sBgLock = new Object(); 150 151 // sBgItemsIdMap maps *all* the ItemInfos (shortcuts, folders, and widgets) created by 152 // LauncherModel to their ids 153 static final LongArrayMap<ItemInfo> sBgItemsIdMap = new LongArrayMap<>(); 154 155 // sBgWorkspaceItems is passed to bindItems, which expects a list of all folders and shortcuts 156 // created by LauncherModel that are directly on the home screen (however, no widgets or 157 // shortcuts within folders). 158 static final ArrayList<ItemInfo> sBgWorkspaceItems = new ArrayList<ItemInfo>(); 159 160 // sBgAppWidgets is all LauncherAppWidgetInfo created by LauncherModel. Passed to bindAppWidget() 161 static final ArrayList<LauncherAppWidgetInfo> sBgAppWidgets = 162 new ArrayList<LauncherAppWidgetInfo>(); 163 164 // sBgFolders is all FolderInfos created by LauncherModel. Passed to bindFolders() 165 static final LongArrayMap<FolderInfo> sBgFolders = new LongArrayMap<>(); 166 167 // sBgWorkspaceScreens is the ordered set of workspace screens. 168 static final ArrayList<Long> sBgWorkspaceScreens = new ArrayList<Long>(); 169 170 // sBgWidgetProviders is the set of widget providers including custom internal widgets 171 public static HashMap<ComponentKey, LauncherAppWidgetProviderInfo> sBgWidgetProviders; 172 173 // sPendingPackages is a set of packages which could be on sdcard and are not available yet 174 static final HashMap<UserHandleCompat, HashSet<String>> sPendingPackages = 175 new HashMap<UserHandleCompat, HashSet<String>>(); 176 177 // </ only access in worker thread > 178 179 @Thunk IconCache mIconCache; 180 181 @Thunk final LauncherAppsCompat mLauncherApps; 182 @Thunk final UserManagerCompat mUserManager; 183 184 public interface Callbacks { 185 public boolean setLoadOnResume(); 186 public int getCurrentWorkspaceScreen(); 187 public void startBinding(); 188 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end, 189 boolean forceAnimateIcons); 190 public void bindScreens(ArrayList<Long> orderedScreenIds); 191 public void bindAddScreens(ArrayList<Long> orderedScreenIds); 192 public void bindFolders(LongArrayMap<FolderInfo> folders); 193 public void finishBindingItems(); 194 public void bindAppWidget(LauncherAppWidgetInfo info); 195 public void bindAllApplications(ArrayList<AppInfo> apps); 196 public void bindAppsAdded(ArrayList<Long> newScreens, 197 ArrayList<ItemInfo> addNotAnimated, 198 ArrayList<ItemInfo> addAnimated, 199 ArrayList<AppInfo> addedApps); 200 public void bindAppsUpdated(ArrayList<AppInfo> apps); 201 public void bindShortcutsChanged(ArrayList<ShortcutInfo> updated, 202 ArrayList<ShortcutInfo> removed, UserHandleCompat user); 203 public void bindWidgetsRestored(ArrayList<LauncherAppWidgetInfo> widgets); 204 public void bindRestoreItemsChange(HashSet<ItemInfo> updates); 205 public void bindComponentsRemoved(ArrayList<String> packageNames, 206 ArrayList<AppInfo> appInfos, UserHandleCompat user, int reason); 207 public void bindAllPackages(WidgetsModel model); 208 public void bindSearchProviderChanged(); 209 public boolean isAllAppsButtonRank(int rank); 210 public void onPageBoundSynchronously(int page); 211 public void dumpLogsToLocalData(); 212 } 213 214 public interface ItemInfoFilter { 215 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn); 216 } 217 218 LauncherModel(LauncherAppState app, IconCache iconCache, AppFilter appFilter) { 219 Context context = app.getContext(); 220 221 mAppsCanBeOnRemoveableStorage = Environment.isExternalStorageRemovable(); 222 String oldProvider = context.getString(R.string.old_launcher_provider_uri); 223 // This may be the same as MIGRATE_AUTHORITY, or it may be replaced by a different 224 // resource string. 225 String redirectAuthority = Uri.parse(oldProvider).getAuthority(); 226 ProviderInfo providerInfo = 227 context.getPackageManager().resolveContentProvider(MIGRATE_AUTHORITY, 0); 228 ProviderInfo redirectProvider = 229 context.getPackageManager().resolveContentProvider(redirectAuthority, 0); 230 231 Log.d(TAG, "Old launcher provider: " + oldProvider); 232 mOldContentProviderExists = (providerInfo != null) && (redirectProvider != null); 233 234 if (mOldContentProviderExists) { 235 Log.d(TAG, "Old launcher provider exists."); 236 } else { 237 Log.d(TAG, "Old launcher provider does not exist."); 238 } 239 240 mApp = app; 241 mBgAllAppsList = new AllAppsList(iconCache, appFilter); 242 mBgWidgetsModel = new WidgetsModel(context, iconCache, appFilter); 243 mIconCache = iconCache; 244 245 mLauncherApps = LauncherAppsCompat.getInstance(context); 246 mUserManager = UserManagerCompat.getInstance(context); 247 } 248 249 /** Runs the specified runnable immediately if called from the main thread, otherwise it is 250 * posted on the main thread handler. */ 251 @Thunk void runOnMainThread(Runnable r) { 252 if (sWorkerThread.getThreadId() == Process.myTid()) { 253 // If we are on the worker thread, post onto the main handler 254 mHandler.post(r); 255 } else { 256 r.run(); 257 } 258 } 259 260 /** Runs the specified runnable immediately if called from the worker thread, otherwise it is 261 * posted on the worker thread handler. */ 262 private static void runOnWorkerThread(Runnable r) { 263 if (sWorkerThread.getThreadId() == Process.myTid()) { 264 r.run(); 265 } else { 266 // If we are not on the worker thread, then post to the worker handler 267 sWorker.post(r); 268 } 269 } 270 271 /** 272 * Runs the specified runnable after the loader is complete 273 */ 274 @Thunk void runAfterBindCompletes(Runnable r) { 275 if (isLoadingWorkspace() || !mHasLoaderCompletedOnce) { 276 synchronized (mBindCompleteRunnables) { 277 mBindCompleteRunnables.add(r); 278 } 279 } else { 280 runOnWorkerThread(r); 281 } 282 } 283 284 boolean canMigrateFromOldLauncherDb(Launcher launcher) { 285 return mOldContentProviderExists && !launcher.isLauncherPreinstalled() ; 286 } 287 288 public void setPackageState(final PackageInstallInfo installInfo) { 289 Runnable updateRunnable = new Runnable() { 290 291 @Override 292 public void run() { 293 synchronized (sBgLock) { 294 final HashSet<ItemInfo> updates = new HashSet<>(); 295 296 if (installInfo.state == PackageInstallerCompat.STATUS_INSTALLED) { 297 // Ignore install success events as they are handled by Package add events. 298 return; 299 } 300 301 for (ItemInfo info : sBgItemsIdMap) { 302 if (info instanceof ShortcutInfo) { 303 ShortcutInfo si = (ShortcutInfo) info; 304 ComponentName cn = si.getTargetComponent(); 305 if (si.isPromise() && (cn != null) 306 && installInfo.packageName.equals(cn.getPackageName())) { 307 si.setInstallProgress(installInfo.progress); 308 309 if (installInfo.state == PackageInstallerCompat.STATUS_FAILED) { 310 // Mark this info as broken. 311 si.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 312 } 313 updates.add(si); 314 } 315 } 316 } 317 318 for (LauncherAppWidgetInfo widget : sBgAppWidgets) { 319 if (widget.providerName.getPackageName().equals(installInfo.packageName)) { 320 widget.installProgress = installInfo.progress; 321 updates.add(widget); 322 } 323 } 324 325 if (!updates.isEmpty()) { 326 // Push changes to the callback. 327 Runnable r = new Runnable() { 328 public void run() { 329 Callbacks callbacks = getCallback(); 330 if (callbacks != null) { 331 callbacks.bindRestoreItemsChange(updates); 332 } 333 } 334 }; 335 mHandler.post(r); 336 } 337 } 338 } 339 }; 340 runOnWorkerThread(updateRunnable); 341 } 342 343 /** 344 * Updates the icons and label of all pending icons for the provided package name. 345 */ 346 public void updateSessionDisplayInfo(final String packageName) { 347 Runnable updateRunnable = new Runnable() { 348 349 @Override 350 public void run() { 351 synchronized (sBgLock) { 352 final ArrayList<ShortcutInfo> updates = new ArrayList<>(); 353 final UserHandleCompat user = UserHandleCompat.myUserHandle(); 354 355 for (ItemInfo info : sBgItemsIdMap) { 356 if (info instanceof ShortcutInfo) { 357 ShortcutInfo si = (ShortcutInfo) info; 358 ComponentName cn = si.getTargetComponent(); 359 if (si.isPromise() && (cn != null) 360 && packageName.equals(cn.getPackageName())) { 361 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 362 // For auto install apps update the icon as well as label. 363 mIconCache.getTitleAndIcon(si, 364 si.promisedIntent, user, 365 si.shouldUseLowResIcon()); 366 } else { 367 // Only update the icon for restored apps. 368 si.updateIcon(mIconCache); 369 } 370 updates.add(si); 371 } 372 } 373 } 374 375 if (!updates.isEmpty()) { 376 // Push changes to the callback. 377 Runnable r = new Runnable() { 378 public void run() { 379 Callbacks callbacks = getCallback(); 380 if (callbacks != null) { 381 callbacks.bindShortcutsChanged(updates, 382 new ArrayList<ShortcutInfo>(), user); 383 } 384 } 385 }; 386 mHandler.post(r); 387 } 388 } 389 } 390 }; 391 runOnWorkerThread(updateRunnable); 392 } 393 394 public void addAppsToAllApps(final Context ctx, final ArrayList<AppInfo> allAppsApps) { 395 final Callbacks callbacks = getCallback(); 396 397 if (allAppsApps == null) { 398 throw new RuntimeException("allAppsApps must not be null"); 399 } 400 if (allAppsApps.isEmpty()) { 401 return; 402 } 403 404 // Process the newly added applications and add them to the database first 405 Runnable r = new Runnable() { 406 public void run() { 407 runOnMainThread(new Runnable() { 408 public void run() { 409 Callbacks cb = getCallback(); 410 if (callbacks == cb && cb != null) { 411 callbacks.bindAppsAdded(null, null, null, allAppsApps); 412 } 413 } 414 }); 415 } 416 }; 417 runOnWorkerThread(r); 418 } 419 420 private static boolean findNextAvailableIconSpaceInScreen(ArrayList<ItemInfo> occupiedPos, 421 int[] xy, int spanX, int spanY) { 422 LauncherAppState app = LauncherAppState.getInstance(); 423 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 424 final int xCount = (int) profile.numColumns; 425 final int yCount = (int) profile.numRows; 426 boolean[][] occupied = new boolean[xCount][yCount]; 427 if (occupiedPos != null) { 428 for (ItemInfo r : occupiedPos) { 429 int right = r.cellX + r.spanX; 430 int bottom = r.cellY + r.spanY; 431 for (int x = r.cellX; 0 <= x && x < right && x < xCount; x++) { 432 for (int y = r.cellY; 0 <= y && y < bottom && y < yCount; y++) { 433 occupied[x][y] = true; 434 } 435 } 436 } 437 } 438 return Utilities.findVacantCell(xy, spanX, spanY, xCount, yCount, occupied); 439 } 440 441 /** 442 * Find a position on the screen for the given size or adds a new screen. 443 * @return screenId and the coordinates for the item. 444 */ 445 @Thunk Pair<Long, int[]> findSpaceForItem( 446 Context context, 447 ArrayList<Long> workspaceScreens, 448 ArrayList<Long> addedWorkspaceScreensFinal, 449 int spanX, int spanY) { 450 LongSparseArray<ArrayList<ItemInfo>> screenItems = new LongSparseArray<>(); 451 452 // Use sBgItemsIdMap as all the items are already loaded. 453 assertWorkspaceLoaded(); 454 synchronized (sBgLock) { 455 for (ItemInfo info : sBgItemsIdMap) { 456 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 457 ArrayList<ItemInfo> items = screenItems.get(info.screenId); 458 if (items == null) { 459 items = new ArrayList<>(); 460 screenItems.put(info.screenId, items); 461 } 462 items.add(info); 463 } 464 } 465 } 466 467 // Find appropriate space for the item. 468 long screenId = 0; 469 int[] cordinates = new int[2]; 470 boolean found = false; 471 472 int screenCount = workspaceScreens.size(); 473 // First check the preferred screen. 474 int preferredScreenIndex = workspaceScreens.isEmpty() ? 0 : 1; 475 if (preferredScreenIndex < screenCount) { 476 screenId = workspaceScreens.get(preferredScreenIndex); 477 found = findNextAvailableIconSpaceInScreen( 478 screenItems.get(screenId), cordinates, spanX, spanY); 479 } 480 481 if (!found) { 482 // Search on any of the screens starting from the first screen. 483 for (int screen = 1; screen < screenCount; screen++) { 484 screenId = workspaceScreens.get(screen); 485 if (findNextAvailableIconSpaceInScreen( 486 screenItems.get(screenId), cordinates, spanX, spanY)) { 487 // We found a space for it 488 found = true; 489 break; 490 } 491 } 492 } 493 494 if (!found) { 495 // Still no position found. Add a new screen to the end. 496 screenId = LauncherAppState.getLauncherProvider().generateNewScreenId(); 497 498 // Save the screen id for binding in the workspace 499 workspaceScreens.add(screenId); 500 addedWorkspaceScreensFinal.add(screenId); 501 502 // If we still can't find an empty space, then God help us all!!! 503 if (!findNextAvailableIconSpaceInScreen( 504 screenItems.get(screenId), cordinates, spanX, spanY)) { 505 throw new RuntimeException("Can't find space to add the item"); 506 } 507 } 508 return Pair.create(screenId, cordinates); 509 } 510 511 /** 512 * Adds the provided items to the workspace. 513 */ 514 public void addAndBindAddedWorkspaceItems(final Context context, 515 final ArrayList<? extends ItemInfo> workspaceApps) { 516 final Callbacks callbacks = getCallback(); 517 if (workspaceApps.isEmpty()) { 518 return; 519 } 520 // Process the newly added applications and add them to the database first 521 Runnable r = new Runnable() { 522 public void run() { 523 final ArrayList<ItemInfo> addedShortcutsFinal = new ArrayList<ItemInfo>(); 524 final ArrayList<Long> addedWorkspaceScreensFinal = new ArrayList<Long>(); 525 526 // Get the list of workspace screens. We need to append to this list and 527 // can not use sBgWorkspaceScreens because loadWorkspace() may not have been 528 // called. 529 ArrayList<Long> workspaceScreens = loadWorkspaceScreensDb(context); 530 synchronized(sBgLock) { 531 for (ItemInfo item : workspaceApps) { 532 if (item instanceof ShortcutInfo) { 533 // Short-circuit this logic if the icon exists somewhere on the workspace 534 if (shortcutExists(context, item.getIntent(), item.user)) { 535 continue; 536 } 537 } 538 539 // Find appropriate space for the item. 540 Pair<Long, int[]> coords = findSpaceForItem(context, 541 workspaceScreens, addedWorkspaceScreensFinal, 542 1, 1); 543 long screenId = coords.first; 544 int[] cordinates = coords.second; 545 546 ItemInfo itemInfo; 547 if (item instanceof ShortcutInfo || item instanceof FolderInfo) { 548 itemInfo = item; 549 } else if (item instanceof AppInfo) { 550 itemInfo = ((AppInfo) item).makeShortcut(); 551 } else { 552 throw new RuntimeException("Unexpected info type"); 553 } 554 555 // Add the shortcut to the db 556 addItemToDatabase(context, itemInfo, 557 LauncherSettings.Favorites.CONTAINER_DESKTOP, 558 screenId, cordinates[0], cordinates[1]); 559 // Save the ShortcutInfo for binding in the workspace 560 addedShortcutsFinal.add(itemInfo); 561 } 562 } 563 564 // Update the workspace screens 565 updateWorkspaceScreenOrder(context, workspaceScreens); 566 567 if (!addedShortcutsFinal.isEmpty()) { 568 runOnMainThread(new Runnable() { 569 public void run() { 570 Callbacks cb = getCallback(); 571 if (callbacks == cb && cb != null) { 572 final ArrayList<ItemInfo> addAnimated = new ArrayList<ItemInfo>(); 573 final ArrayList<ItemInfo> addNotAnimated = new ArrayList<ItemInfo>(); 574 if (!addedShortcutsFinal.isEmpty()) { 575 ItemInfo info = addedShortcutsFinal.get(addedShortcutsFinal.size() - 1); 576 long lastScreenId = info.screenId; 577 for (ItemInfo i : addedShortcutsFinal) { 578 if (i.screenId == lastScreenId) { 579 addAnimated.add(i); 580 } else { 581 addNotAnimated.add(i); 582 } 583 } 584 } 585 callbacks.bindAppsAdded(addedWorkspaceScreensFinal, 586 addNotAnimated, addAnimated, null); 587 } 588 } 589 }); 590 } 591 } 592 }; 593 runOnWorkerThread(r); 594 } 595 596 private void unbindItemInfosAndClearQueuedBindRunnables() { 597 if (sWorkerThread.getThreadId() == Process.myTid()) { 598 throw new RuntimeException("Expected unbindLauncherItemInfos() to be called from the " + 599 "main thread"); 600 } 601 602 // Clear any deferred bind runnables 603 synchronized (mDeferredBindRunnables) { 604 mDeferredBindRunnables.clear(); 605 } 606 607 // Remove any queued UI runnables 608 mHandler.cancelAll(); 609 // Unbind all the workspace items 610 unbindWorkspaceItemsOnMainThread(); 611 } 612 613 /** Unbinds all the sBgWorkspaceItems and sBgAppWidgets on the main thread */ 614 void unbindWorkspaceItemsOnMainThread() { 615 // Ensure that we don't use the same workspace items data structure on the main thread 616 // by making a copy of workspace items first. 617 final ArrayList<ItemInfo> tmpItems = new ArrayList<ItemInfo>(); 618 synchronized (sBgLock) { 619 tmpItems.addAll(sBgWorkspaceItems); 620 tmpItems.addAll(sBgAppWidgets); 621 } 622 Runnable r = new Runnable() { 623 @Override 624 public void run() { 625 for (ItemInfo item : tmpItems) { 626 item.unbind(); 627 } 628 } 629 }; 630 runOnMainThread(r); 631 } 632 633 /** 634 * Adds an item to the DB if it was not created previously, or move it to a new 635 * <container, screen, cellX, cellY> 636 */ 637 static void addOrMoveItemInDatabase(Context context, ItemInfo item, long container, 638 long screenId, int cellX, int cellY) { 639 if (item.container == ItemInfo.NO_ID) { 640 // From all apps 641 addItemToDatabase(context, item, container, screenId, cellX, cellY); 642 } else { 643 // From somewhere else 644 moveItemInDatabase(context, item, container, screenId, cellX, cellY); 645 } 646 } 647 648 static void checkItemInfoLocked( 649 final long itemId, final ItemInfo item, StackTraceElement[] stackTrace) { 650 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 651 if (modelItem != null && item != modelItem) { 652 // check all the data is consistent 653 if (modelItem instanceof ShortcutInfo && item instanceof ShortcutInfo) { 654 ShortcutInfo modelShortcut = (ShortcutInfo) modelItem; 655 ShortcutInfo shortcut = (ShortcutInfo) item; 656 if (modelShortcut.title.toString().equals(shortcut.title.toString()) && 657 modelShortcut.intent.filterEquals(shortcut.intent) && 658 modelShortcut.id == shortcut.id && 659 modelShortcut.itemType == shortcut.itemType && 660 modelShortcut.container == shortcut.container && 661 modelShortcut.screenId == shortcut.screenId && 662 modelShortcut.cellX == shortcut.cellX && 663 modelShortcut.cellY == shortcut.cellY && 664 modelShortcut.spanX == shortcut.spanX && 665 modelShortcut.spanY == shortcut.spanY) { 666 // For all intents and purposes, this is the same object 667 return; 668 } 669 } 670 671 // the modelItem needs to match up perfectly with item if our model is 672 // to be consistent with the database-- for now, just require 673 // modelItem == item or the equality check above 674 String msg = "item: " + ((item != null) ? item.toString() : "null") + 675 "modelItem: " + 676 ((modelItem != null) ? modelItem.toString() : "null") + 677 "Error: ItemInfo passed to checkItemInfo doesn't match original"; 678 RuntimeException e = new RuntimeException(msg); 679 if (stackTrace != null) { 680 e.setStackTrace(stackTrace); 681 } 682 throw e; 683 } 684 } 685 686 static void checkItemInfo(final ItemInfo item) { 687 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 688 final long itemId = item.id; 689 Runnable r = new Runnable() { 690 public void run() { 691 synchronized (sBgLock) { 692 checkItemInfoLocked(itemId, item, stackTrace); 693 } 694 } 695 }; 696 runOnWorkerThread(r); 697 } 698 699 static void updateItemInDatabaseHelper(Context context, final ContentValues values, 700 final ItemInfo item, final String callingFunction) { 701 final long itemId = item.id; 702 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId); 703 final ContentResolver cr = context.getContentResolver(); 704 705 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 706 Runnable r = new Runnable() { 707 public void run() { 708 cr.update(uri, values, null, null); 709 updateItemArrays(item, itemId, stackTrace); 710 } 711 }; 712 runOnWorkerThread(r); 713 } 714 715 static void updateItemsInDatabaseHelper(Context context, final ArrayList<ContentValues> valuesList, 716 final ArrayList<ItemInfo> items, final String callingFunction) { 717 final ContentResolver cr = context.getContentResolver(); 718 719 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 720 Runnable r = new Runnable() { 721 public void run() { 722 ArrayList<ContentProviderOperation> ops = 723 new ArrayList<ContentProviderOperation>(); 724 int count = items.size(); 725 for (int i = 0; i < count; i++) { 726 ItemInfo item = items.get(i); 727 final long itemId = item.id; 728 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId); 729 ContentValues values = valuesList.get(i); 730 731 ops.add(ContentProviderOperation.newUpdate(uri).withValues(values).build()); 732 updateItemArrays(item, itemId, stackTrace); 733 734 } 735 try { 736 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 737 } catch (Exception e) { 738 e.printStackTrace(); 739 } 740 } 741 }; 742 runOnWorkerThread(r); 743 } 744 745 static void updateItemArrays(ItemInfo item, long itemId, StackTraceElement[] stackTrace) { 746 // Lock on mBgLock *after* the db operation 747 synchronized (sBgLock) { 748 checkItemInfoLocked(itemId, item, stackTrace); 749 750 if (item.container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 751 item.container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 752 // Item is in a folder, make sure this folder exists 753 if (!sBgFolders.containsKey(item.container)) { 754 // An items container is being set to a that of an item which is not in 755 // the list of Folders. 756 String msg = "item: " + item + " container being set to: " + 757 item.container + ", not in the list of folders"; 758 Log.e(TAG, msg); 759 } 760 } 761 762 // Items are added/removed from the corresponding FolderInfo elsewhere, such 763 // as in Workspace.onDrop. Here, we just add/remove them from the list of items 764 // that are on the desktop, as appropriate 765 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 766 if (modelItem != null && 767 (modelItem.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 768 modelItem.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT)) { 769 switch (modelItem.itemType) { 770 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 771 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 772 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 773 if (!sBgWorkspaceItems.contains(modelItem)) { 774 sBgWorkspaceItems.add(modelItem); 775 } 776 break; 777 default: 778 break; 779 } 780 } else { 781 sBgWorkspaceItems.remove(modelItem); 782 } 783 } 784 } 785 786 /** 787 * Move an item in the DB to a new <container, screen, cellX, cellY> 788 */ 789 public static void moveItemInDatabase(Context context, final ItemInfo item, final long container, 790 final long screenId, final int cellX, final int cellY) { 791 item.container = container; 792 item.cellX = cellX; 793 item.cellY = cellY; 794 795 // We store hotseat items in canonical form which is this orientation invariant position 796 // in the hotseat 797 if (context instanceof Launcher && screenId < 0 && 798 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 799 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 800 } else { 801 item.screenId = screenId; 802 } 803 804 final ContentValues values = new ContentValues(); 805 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 806 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 807 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 808 values.put(LauncherSettings.Favorites.RANK, item.rank); 809 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 810 811 updateItemInDatabaseHelper(context, values, item, "moveItemInDatabase"); 812 } 813 814 /** 815 * Move items in the DB to a new <container, screen, cellX, cellY>. We assume that the 816 * cellX, cellY have already been updated on the ItemInfos. 817 */ 818 static void moveItemsInDatabase(Context context, final ArrayList<ItemInfo> items, 819 final long container, final int screen) { 820 821 ArrayList<ContentValues> contentValues = new ArrayList<ContentValues>(); 822 int count = items.size(); 823 824 for (int i = 0; i < count; i++) { 825 ItemInfo item = items.get(i); 826 item.container = container; 827 828 // We store hotseat items in canonical form which is this orientation invariant position 829 // in the hotseat 830 if (context instanceof Launcher && screen < 0 && 831 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 832 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(item.cellX, 833 item.cellY); 834 } else { 835 item.screenId = screen; 836 } 837 838 final ContentValues values = new ContentValues(); 839 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 840 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 841 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 842 values.put(LauncherSettings.Favorites.RANK, item.rank); 843 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 844 845 contentValues.add(values); 846 } 847 updateItemsInDatabaseHelper(context, contentValues, items, "moveItemInDatabase"); 848 } 849 850 /** 851 * Move and/or resize item in the DB to a new <container, screen, cellX, cellY, spanX, spanY> 852 */ 853 static void modifyItemInDatabase(Context context, final ItemInfo item, final long container, 854 final long screenId, final int cellX, final int cellY, final int spanX, final int spanY) { 855 item.container = container; 856 item.cellX = cellX; 857 item.cellY = cellY; 858 item.spanX = spanX; 859 item.spanY = spanY; 860 861 // We store hotseat items in canonical form which is this orientation invariant position 862 // in the hotseat 863 if (context instanceof Launcher && screenId < 0 && 864 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 865 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 866 } else { 867 item.screenId = screenId; 868 } 869 870 final ContentValues values = new ContentValues(); 871 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 872 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 873 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 874 values.put(LauncherSettings.Favorites.RANK, item.rank); 875 values.put(LauncherSettings.Favorites.SPANX, item.spanX); 876 values.put(LauncherSettings.Favorites.SPANY, item.spanY); 877 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 878 879 updateItemInDatabaseHelper(context, values, item, "modifyItemInDatabase"); 880 } 881 882 /** 883 * Update an item to the database in a specified container. 884 */ 885 public static void updateItemInDatabase(Context context, final ItemInfo item) { 886 final ContentValues values = new ContentValues(); 887 item.onAddToDatabase(context, values); 888 updateItemInDatabaseHelper(context, values, item, "updateItemInDatabase"); 889 } 890 891 private void assertWorkspaceLoaded() { 892 if (ProviderConfig.IS_DOGFOOD_BUILD && (isLoadingWorkspace() || !mHasLoaderCompletedOnce)) { 893 throw new RuntimeException("Trying to add shortcut while loader is running"); 894 } 895 } 896 897 /** 898 * Returns true if the shortcuts already exists on the workspace. This must be called after 899 * the workspace has been loaded. We identify a shortcut by its intent. 900 */ 901 @Thunk boolean shortcutExists(Context context, Intent intent, UserHandleCompat user) { 902 assertWorkspaceLoaded(); 903 final String intentWithPkg, intentWithoutPkg; 904 if (intent.getComponent() != null) { 905 // If component is not null, an intent with null package will produce 906 // the same result and should also be a match. 907 String packageName = intent.getComponent().getPackageName(); 908 if (intent.getPackage() != null) { 909 intentWithPkg = intent.toUri(0); 910 intentWithoutPkg = new Intent(intent).setPackage(null).toUri(0); 911 } else { 912 intentWithPkg = new Intent(intent).setPackage(packageName).toUri(0); 913 intentWithoutPkg = intent.toUri(0); 914 } 915 } else { 916 intentWithPkg = intent.toUri(0); 917 intentWithoutPkg = intent.toUri(0); 918 } 919 920 synchronized (sBgLock) { 921 for (ItemInfo item : sBgItemsIdMap) { 922 if (item instanceof ShortcutInfo) { 923 ShortcutInfo info = (ShortcutInfo) item; 924 Intent targetIntent = info.promisedIntent == null 925 ? info.intent : info.promisedIntent; 926 if (targetIntent != null && info.user.equals(user)) { 927 String s = targetIntent.toUri(0); 928 if (intentWithPkg.equals(s) || intentWithoutPkg.equals(s)) { 929 return true; 930 } 931 } 932 } 933 } 934 } 935 return false; 936 } 937 938 /** 939 * Find a folder in the db, creating the FolderInfo if necessary, and adding it to folderList. 940 */ 941 FolderInfo getFolderById(Context context, LongArrayMap<FolderInfo> folderList, long id) { 942 final ContentResolver cr = context.getContentResolver(); 943 Cursor c = cr.query(LauncherSettings.Favorites.CONTENT_URI, null, 944 "_id=? and (itemType=? or itemType=?)", 945 new String[] { String.valueOf(id), 946 String.valueOf(LauncherSettings.Favorites.ITEM_TYPE_FOLDER)}, null); 947 948 try { 949 if (c.moveToFirst()) { 950 final int itemTypeIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ITEM_TYPE); 951 final int titleIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.TITLE); 952 final int containerIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CONTAINER); 953 final int screenIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SCREEN); 954 final int cellXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLX); 955 final int cellYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLY); 956 final int optionsIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.OPTIONS); 957 958 FolderInfo folderInfo = null; 959 switch (c.getInt(itemTypeIndex)) { 960 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 961 folderInfo = findOrMakeFolder(folderList, id); 962 break; 963 } 964 965 // Do not trim the folder label, as is was set by the user. 966 folderInfo.title = c.getString(titleIndex); 967 folderInfo.id = id; 968 folderInfo.container = c.getInt(containerIndex); 969 folderInfo.screenId = c.getInt(screenIndex); 970 folderInfo.cellX = c.getInt(cellXIndex); 971 folderInfo.cellY = c.getInt(cellYIndex); 972 folderInfo.options = c.getInt(optionsIndex); 973 974 return folderInfo; 975 } 976 } finally { 977 c.close(); 978 } 979 980 return null; 981 } 982 983 /** 984 * Add an item to the database in a specified container. Sets the container, screen, cellX and 985 * cellY fields of the item. Also assigns an ID to the item. 986 */ 987 public static void addItemToDatabase(Context context, final ItemInfo item, final long container, 988 final long screenId, final int cellX, final int cellY) { 989 item.container = container; 990 item.cellX = cellX; 991 item.cellY = cellY; 992 // We store hotseat items in canonical form which is this orientation invariant position 993 // in the hotseat 994 if (context instanceof Launcher && screenId < 0 && 995 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 996 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 997 } else { 998 item.screenId = screenId; 999 } 1000 1001 final ContentValues values = new ContentValues(); 1002 final ContentResolver cr = context.getContentResolver(); 1003 item.onAddToDatabase(context, values); 1004 1005 item.id = LauncherAppState.getLauncherProvider().generateNewItemId(); 1006 values.put(LauncherSettings.Favorites._ID, item.id); 1007 1008 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 1009 Runnable r = new Runnable() { 1010 public void run() { 1011 cr.insert(LauncherSettings.Favorites.CONTENT_URI, values); 1012 1013 // Lock on mBgLock *after* the db operation 1014 synchronized (sBgLock) { 1015 checkItemInfoLocked(item.id, item, stackTrace); 1016 sBgItemsIdMap.put(item.id, item); 1017 switch (item.itemType) { 1018 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1019 sBgFolders.put(item.id, (FolderInfo) item); 1020 // Fall through 1021 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1022 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1023 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 1024 item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1025 sBgWorkspaceItems.add(item); 1026 } else { 1027 if (!sBgFolders.containsKey(item.container)) { 1028 // Adding an item to a folder that doesn't exist. 1029 String msg = "adding item: " + item + " to a folder that " + 1030 " doesn't exist"; 1031 Log.e(TAG, msg); 1032 } 1033 } 1034 break; 1035 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1036 sBgAppWidgets.add((LauncherAppWidgetInfo) item); 1037 break; 1038 } 1039 } 1040 } 1041 }; 1042 runOnWorkerThread(r); 1043 } 1044 1045 /** 1046 * Creates a new unique child id, for a given cell span across all layouts. 1047 */ 1048 static int getCellLayoutChildId( 1049 long container, long screen, int localCellX, int localCellY, int spanX, int spanY) { 1050 return (((int) container & 0xFF) << 24) 1051 | ((int) screen & 0xFF) << 16 | (localCellX & 0xFF) << 8 | (localCellY & 0xFF); 1052 } 1053 1054 private static ArrayList<ItemInfo> getItemsByPackageName( 1055 final String pn, final UserHandleCompat user) { 1056 ItemInfoFilter filter = new ItemInfoFilter() { 1057 @Override 1058 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 1059 return cn.getPackageName().equals(pn) && info.user.equals(user); 1060 } 1061 }; 1062 return filterItemInfos(sBgItemsIdMap, filter); 1063 } 1064 1065 /** 1066 * Removes all the items from the database corresponding to the specified package. 1067 */ 1068 static void deletePackageFromDatabase(Context context, final String pn, 1069 final UserHandleCompat user) { 1070 deleteItemsFromDatabase(context, getItemsByPackageName(pn, user)); 1071 } 1072 1073 /** 1074 * Removes the specified item from the database 1075 * @param context 1076 * @param item 1077 */ 1078 public static void deleteItemFromDatabase(Context context, final ItemInfo item) { 1079 ArrayList<ItemInfo> items = new ArrayList<ItemInfo>(); 1080 items.add(item); 1081 deleteItemsFromDatabase(context, items); 1082 } 1083 1084 /** 1085 * Removes the specified items from the database 1086 * @param context 1087 * @param item 1088 */ 1089 static void deleteItemsFromDatabase(Context context, final ArrayList<? extends ItemInfo> items) { 1090 final ContentResolver cr = context.getContentResolver(); 1091 Runnable r = new Runnable() { 1092 public void run() { 1093 for (ItemInfo item : items) { 1094 final Uri uri = LauncherSettings.Favorites.getContentUri(item.id); 1095 cr.delete(uri, null, null); 1096 1097 // Lock on mBgLock *after* the db operation 1098 synchronized (sBgLock) { 1099 switch (item.itemType) { 1100 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1101 sBgFolders.remove(item.id); 1102 for (ItemInfo info: sBgItemsIdMap) { 1103 if (info.container == item.id) { 1104 // We are deleting a folder which still contains items that 1105 // think they are contained by that folder. 1106 String msg = "deleting a folder (" + item + ") which still " + 1107 "contains items (" + info + ")"; 1108 Log.e(TAG, msg); 1109 } 1110 } 1111 sBgWorkspaceItems.remove(item); 1112 break; 1113 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1114 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1115 sBgWorkspaceItems.remove(item); 1116 break; 1117 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1118 sBgAppWidgets.remove((LauncherAppWidgetInfo) item); 1119 break; 1120 } 1121 sBgItemsIdMap.remove(item.id); 1122 } 1123 } 1124 } 1125 }; 1126 runOnWorkerThread(r); 1127 } 1128 1129 /** 1130 * Update the order of the workspace screens in the database. The array list contains 1131 * a list of screen ids in the order that they should appear. 1132 */ 1133 public void updateWorkspaceScreenOrder(Context context, final ArrayList<Long> screens) { 1134 final ArrayList<Long> screensCopy = new ArrayList<Long>(screens); 1135 final ContentResolver cr = context.getContentResolver(); 1136 final Uri uri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1137 1138 // Remove any negative screen ids -- these aren't persisted 1139 Iterator<Long> iter = screensCopy.iterator(); 1140 while (iter.hasNext()) { 1141 long id = iter.next(); 1142 if (id < 0) { 1143 iter.remove(); 1144 } 1145 } 1146 1147 Runnable r = new Runnable() { 1148 @Override 1149 public void run() { 1150 ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>(); 1151 // Clear the table 1152 ops.add(ContentProviderOperation.newDelete(uri).build()); 1153 int count = screensCopy.size(); 1154 for (int i = 0; i < count; i++) { 1155 ContentValues v = new ContentValues(); 1156 long screenId = screensCopy.get(i); 1157 v.put(LauncherSettings.WorkspaceScreens._ID, screenId); 1158 v.put(LauncherSettings.WorkspaceScreens.SCREEN_RANK, i); 1159 ops.add(ContentProviderOperation.newInsert(uri).withValues(v).build()); 1160 } 1161 1162 try { 1163 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 1164 } catch (Exception ex) { 1165 throw new RuntimeException(ex); 1166 } 1167 1168 synchronized (sBgLock) { 1169 sBgWorkspaceScreens.clear(); 1170 sBgWorkspaceScreens.addAll(screensCopy); 1171 } 1172 } 1173 }; 1174 runOnWorkerThread(r); 1175 } 1176 1177 /** 1178 * Remove the contents of the specified folder from the database 1179 */ 1180 public static void deleteFolderContentsFromDatabase(Context context, final FolderInfo info) { 1181 final ContentResolver cr = context.getContentResolver(); 1182 1183 Runnable r = new Runnable() { 1184 public void run() { 1185 cr.delete(LauncherSettings.Favorites.getContentUri(info.id), null, null); 1186 // Lock on mBgLock *after* the db operation 1187 synchronized (sBgLock) { 1188 sBgItemsIdMap.remove(info.id); 1189 sBgFolders.remove(info.id); 1190 sBgWorkspaceItems.remove(info); 1191 } 1192 1193 cr.delete(LauncherSettings.Favorites.CONTENT_URI, 1194 LauncherSettings.Favorites.CONTAINER + "=" + info.id, null); 1195 // Lock on mBgLock *after* the db operation 1196 synchronized (sBgLock) { 1197 for (ItemInfo childInfo : info.contents) { 1198 sBgItemsIdMap.remove(childInfo.id); 1199 } 1200 } 1201 } 1202 }; 1203 runOnWorkerThread(r); 1204 } 1205 1206 /** 1207 * Set this as the current Launcher activity object for the loader. 1208 */ 1209 public void initialize(Callbacks callbacks) { 1210 synchronized (mLock) { 1211 // Disconnect any of the callbacks and drawables associated with ItemInfos on the 1212 // workspace to prevent leaking Launcher activities on orientation change. 1213 unbindItemInfosAndClearQueuedBindRunnables(); 1214 mCallbacks = new WeakReference<Callbacks>(callbacks); 1215 } 1216 } 1217 1218 @Override 1219 public void onPackageChanged(String packageName, UserHandleCompat user) { 1220 int op = PackageUpdatedTask.OP_UPDATE; 1221 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1222 user)); 1223 } 1224 1225 @Override 1226 public void onPackageRemoved(String packageName, UserHandleCompat user) { 1227 int op = PackageUpdatedTask.OP_REMOVE; 1228 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1229 user)); 1230 } 1231 1232 @Override 1233 public void onPackageAdded(String packageName, UserHandleCompat user) { 1234 int op = PackageUpdatedTask.OP_ADD; 1235 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1236 user)); 1237 } 1238 1239 @Override 1240 public void onPackagesAvailable(String[] packageNames, UserHandleCompat user, 1241 boolean replacing) { 1242 if (!replacing) { 1243 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_ADD, packageNames, 1244 user)); 1245 if (mAppsCanBeOnRemoveableStorage) { 1246 // Only rebind if we support removable storage. It catches the 1247 // case where 1248 // apps on the external sd card need to be reloaded 1249 startLoaderFromBackground(); 1250 } 1251 } else { 1252 // If we are replacing then just update the packages in the list 1253 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UPDATE, 1254 packageNames, user)); 1255 } 1256 } 1257 1258 @Override 1259 public void onPackagesUnavailable(String[] packageNames, UserHandleCompat user, 1260 boolean replacing) { 1261 if (!replacing) { 1262 enqueuePackageUpdated(new PackageUpdatedTask( 1263 PackageUpdatedTask.OP_UNAVAILABLE, packageNames, 1264 user)); 1265 } 1266 } 1267 1268 /** 1269 * Call from the handler for ACTION_PACKAGE_ADDED, ACTION_PACKAGE_REMOVED and 1270 * ACTION_PACKAGE_CHANGED. 1271 */ 1272 @Override 1273 public void onReceive(Context context, Intent intent) { 1274 if (DEBUG_RECEIVER) Log.d(TAG, "onReceive intent=" + intent); 1275 1276 final String action = intent.getAction(); 1277 if (Intent.ACTION_LOCALE_CHANGED.equals(action)) { 1278 // If we have changed locale we need to clear out the labels in all apps/workspace. 1279 forceReload(); 1280 } else if (SearchManager.INTENT_GLOBAL_SEARCH_ACTIVITY_CHANGED.equals(action)) { 1281 Callbacks callbacks = getCallback(); 1282 if (callbacks != null) { 1283 callbacks.bindSearchProviderChanged(); 1284 } 1285 } else if (LauncherAppsCompat.ACTION_MANAGED_PROFILE_ADDED.equals(action) 1286 || LauncherAppsCompat.ACTION_MANAGED_PROFILE_REMOVED.equals(action)) { 1287 forceReload(); 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 Callbacks callbacks = getCallback(); 1319 if (callbacks != null) { 1320 // Only actually run the loader if they're not paused. 1321 if (!callbacks.setLoadOnResume()) { 1322 runLoader = true; 1323 } 1324 } 1325 if (runLoader) { 1326 startLoader(PagedView.INVALID_RESTORE_PAGE); 1327 } 1328 } 1329 1330 /** 1331 * If there is already a loader task running, tell it to stop. 1332 */ 1333 private void stopLoaderLocked() { 1334 LoaderTask oldTask = mLoaderTask; 1335 if (oldTask != null) { 1336 oldTask.stopLocked(); 1337 } 1338 } 1339 1340 public boolean isCurrentCallbacks(Callbacks callbacks) { 1341 return (mCallbacks != null && mCallbacks.get() == callbacks); 1342 } 1343 1344 public void startLoader(int synchronousBindPage) { 1345 startLoader(synchronousBindPage, LOADER_FLAG_NONE); 1346 } 1347 1348 public void startLoader(int synchronousBindPage, int loadFlags) { 1349 // Enable queue before starting loader. It will get disabled in Launcher#finishBindingItems 1350 InstallShortcutReceiver.enableInstallQueue(); 1351 synchronized (mLock) { 1352 // Clear any deferred bind-runnables from the synchronized load process 1353 // We must do this before any loading/binding is scheduled below. 1354 synchronized (mDeferredBindRunnables) { 1355 mDeferredBindRunnables.clear(); 1356 } 1357 1358 // Don't bother to start the thread if we know it's not going to do anything 1359 if (mCallbacks != null && mCallbacks.get() != null) { 1360 // If there is already one running, tell it to stop. 1361 stopLoaderLocked(); 1362 mLoaderTask = new LoaderTask(mApp.getContext(), loadFlags); 1363 if (synchronousBindPage != PagedView.INVALID_RESTORE_PAGE 1364 && mAllAppsLoaded && mWorkspaceLoaded && !mIsLoaderTaskRunning) { 1365 mLoaderTask.runBindSynchronousPage(synchronousBindPage); 1366 } else { 1367 sWorkerThread.setPriority(Thread.NORM_PRIORITY); 1368 sWorker.post(mLoaderTask); 1369 } 1370 } 1371 } 1372 } 1373 1374 void bindRemainingSynchronousPages() { 1375 // Post the remaining side pages to be loaded 1376 if (!mDeferredBindRunnables.isEmpty()) { 1377 Runnable[] deferredBindRunnables = null; 1378 synchronized (mDeferredBindRunnables) { 1379 deferredBindRunnables = mDeferredBindRunnables.toArray( 1380 new Runnable[mDeferredBindRunnables.size()]); 1381 mDeferredBindRunnables.clear(); 1382 } 1383 for (final Runnable r : deferredBindRunnables) { 1384 mHandler.post(r); 1385 } 1386 } 1387 1388 // Run all the bind complete runnables after workspace is bound. 1389 if (!mBindCompleteRunnables.isEmpty()) { 1390 synchronized (mBindCompleteRunnables) { 1391 for (final Runnable r : mBindCompleteRunnables) { 1392 runOnWorkerThread(r); 1393 } 1394 mBindCompleteRunnables.clear(); 1395 } 1396 } 1397 } 1398 1399 public void stopLoader() { 1400 synchronized (mLock) { 1401 if (mLoaderTask != null) { 1402 mLoaderTask.stopLocked(); 1403 } 1404 } 1405 } 1406 1407 /** 1408 * Loads the workspace screen ids in an ordered list. 1409 */ 1410 public static ArrayList<Long> loadWorkspaceScreensDb(Context context) { 1411 final ContentResolver contentResolver = context.getContentResolver(); 1412 final Uri screensUri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1413 1414 // Get screens ordered by rank. 1415 final Cursor sc = contentResolver.query(screensUri, null, null, null, 1416 LauncherSettings.WorkspaceScreens.SCREEN_RANK); 1417 ArrayList<Long> screenIds = new ArrayList<Long>(); 1418 try { 1419 final int idIndex = sc.getColumnIndexOrThrow(LauncherSettings.WorkspaceScreens._ID); 1420 while (sc.moveToNext()) { 1421 try { 1422 screenIds.add(sc.getLong(idIndex)); 1423 } catch (Exception e) { 1424 Launcher.addDumpLog(TAG, "Desktop items loading interrupted" 1425 + " - invalid screens: " + e, true); 1426 } 1427 } 1428 } finally { 1429 sc.close(); 1430 } 1431 return screenIds; 1432 } 1433 1434 public boolean isAllAppsLoaded() { 1435 return mAllAppsLoaded; 1436 } 1437 1438 boolean isLoadingWorkspace() { 1439 synchronized (mLock) { 1440 if (mLoaderTask != null) { 1441 return mLoaderTask.isLoadingWorkspace(); 1442 } 1443 } 1444 return false; 1445 } 1446 1447 /** 1448 * Runnable for the thread that loads the contents of the launcher: 1449 * - workspace icons 1450 * - widgets 1451 * - all apps icons 1452 */ 1453 private class LoaderTask implements Runnable { 1454 private Context mContext; 1455 @Thunk boolean mIsLoadingAndBindingWorkspace; 1456 private boolean mStopped; 1457 @Thunk boolean mLoadAndBindStepFinished; 1458 private int mFlags; 1459 1460 LoaderTask(Context context, int flags) { 1461 mContext = context; 1462 mFlags = flags; 1463 } 1464 1465 boolean isLoadingWorkspace() { 1466 return mIsLoadingAndBindingWorkspace; 1467 } 1468 1469 private void loadAndBindWorkspace() { 1470 mIsLoadingAndBindingWorkspace = true; 1471 1472 // Load the workspace 1473 if (DEBUG_LOADERS) { 1474 Log.d(TAG, "loadAndBindWorkspace mWorkspaceLoaded=" + mWorkspaceLoaded); 1475 } 1476 1477 if (!mWorkspaceLoaded) { 1478 loadWorkspace(); 1479 synchronized (LoaderTask.this) { 1480 if (mStopped) { 1481 return; 1482 } 1483 mWorkspaceLoaded = true; 1484 } 1485 } 1486 1487 // Bind the workspace 1488 bindWorkspace(-1); 1489 } 1490 1491 private void waitForIdle() { 1492 // Wait until the either we're stopped or the other threads are done. 1493 // This way we don't start loading all apps until the workspace has settled 1494 // down. 1495 synchronized (LoaderTask.this) { 1496 final long workspaceWaitTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1497 1498 mHandler.postIdle(new Runnable() { 1499 public void run() { 1500 synchronized (LoaderTask.this) { 1501 mLoadAndBindStepFinished = true; 1502 if (DEBUG_LOADERS) { 1503 Log.d(TAG, "done with previous binding step"); 1504 } 1505 LoaderTask.this.notify(); 1506 } 1507 } 1508 }); 1509 1510 while (!mStopped && !mLoadAndBindStepFinished) { 1511 try { 1512 // Just in case mFlushingWorkerThread changes but we aren't woken up, 1513 // wait no longer than 1sec at a time 1514 this.wait(1000); 1515 } catch (InterruptedException ex) { 1516 // Ignore 1517 } 1518 } 1519 if (DEBUG_LOADERS) { 1520 Log.d(TAG, "waited " 1521 + (SystemClock.uptimeMillis()-workspaceWaitTime) 1522 + "ms for previous step to finish binding"); 1523 } 1524 } 1525 } 1526 1527 void runBindSynchronousPage(int synchronousBindPage) { 1528 if (synchronousBindPage == PagedView.INVALID_RESTORE_PAGE) { 1529 // Ensure that we have a valid page index to load synchronously 1530 throw new RuntimeException("Should not call runBindSynchronousPage() without " + 1531 "valid page index"); 1532 } 1533 if (!mAllAppsLoaded || !mWorkspaceLoaded) { 1534 // Ensure that we don't try and bind a specified page when the pages have not been 1535 // loaded already (we should load everything asynchronously in that case) 1536 throw new RuntimeException("Expecting AllApps and Workspace to be loaded"); 1537 } 1538 synchronized (mLock) { 1539 if (mIsLoaderTaskRunning) { 1540 // Ensure that we are never running the background loading at this point since 1541 // we also touch the background collections 1542 throw new RuntimeException("Error! Background loading is already running"); 1543 } 1544 } 1545 1546 // XXX: Throw an exception if we are already loading (since we touch the worker thread 1547 // data structures, we can't allow any other thread to touch that data, but because 1548 // this call is synchronous, we can get away with not locking). 1549 1550 // The LauncherModel is static in the LauncherAppState and mHandler may have queued 1551 // operations from the previous activity. We need to ensure that all queued operations 1552 // are executed before any synchronous binding work is done. 1553 mHandler.flush(); 1554 1555 // Divide the set of loaded items into those that we are binding synchronously, and 1556 // everything else that is to be bound normally (asynchronously). 1557 bindWorkspace(synchronousBindPage); 1558 // XXX: For now, continue posting the binding of AllApps as there are other issues that 1559 // arise from that. 1560 onlyBindAllApps(); 1561 } 1562 1563 public void run() { 1564 synchronized (mLock) { 1565 if (mStopped) { 1566 return; 1567 } 1568 mIsLoaderTaskRunning = true; 1569 } 1570 // Optimize for end-user experience: if the Launcher is up and // running with the 1571 // All Apps interface in the foreground, load All Apps first. Otherwise, load the 1572 // workspace first (default). 1573 keep_running: { 1574 if (DEBUG_LOADERS) Log.d(TAG, "step 1: loading workspace"); 1575 loadAndBindWorkspace(); 1576 1577 if (mStopped) { 1578 break keep_running; 1579 } 1580 1581 waitForIdle(); 1582 1583 // second step 1584 if (DEBUG_LOADERS) Log.d(TAG, "step 2: loading all apps"); 1585 loadAndBindAllApps(); 1586 } 1587 1588 // Clear out this reference, otherwise we end up holding it until all of the 1589 // callback runnables are done. 1590 mContext = null; 1591 1592 synchronized (mLock) { 1593 // If we are still the last one to be scheduled, remove ourselves. 1594 if (mLoaderTask == this) { 1595 mLoaderTask = null; 1596 } 1597 mIsLoaderTaskRunning = false; 1598 mHasLoaderCompletedOnce = true; 1599 } 1600 } 1601 1602 public void stopLocked() { 1603 synchronized (LoaderTask.this) { 1604 mStopped = true; 1605 this.notify(); 1606 } 1607 } 1608 1609 /** 1610 * Gets the callbacks object. If we've been stopped, or if the launcher object 1611 * has somehow been garbage collected, return null instead. Pass in the Callbacks 1612 * object that was around when the deferred message was scheduled, and if there's 1613 * a new Callbacks object around then also return null. This will save us from 1614 * calling onto it with data that will be ignored. 1615 */ 1616 Callbacks tryGetCallbacks(Callbacks oldCallbacks) { 1617 synchronized (mLock) { 1618 if (mStopped) { 1619 return null; 1620 } 1621 1622 if (mCallbacks == null) { 1623 return null; 1624 } 1625 1626 final Callbacks callbacks = mCallbacks.get(); 1627 if (callbacks != oldCallbacks) { 1628 return null; 1629 } 1630 if (callbacks == null) { 1631 Log.w(TAG, "no mCallbacks"); 1632 return null; 1633 } 1634 1635 return callbacks; 1636 } 1637 } 1638 1639 // check & update map of what's occupied; used to discard overlapping/invalid items 1640 private boolean checkItemPlacement(LongArrayMap<ItemInfo[][]> occupied, ItemInfo item) { 1641 LauncherAppState app = LauncherAppState.getInstance(); 1642 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 1643 final int countX = (int) profile.numColumns; 1644 final int countY = (int) profile.numRows; 1645 1646 long containerIndex = item.screenId; 1647 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1648 // Return early if we detect that an item is under the hotseat button 1649 if (mCallbacks == null || 1650 mCallbacks.get().isAllAppsButtonRank((int) item.screenId)) { 1651 Log.e(TAG, "Error loading shortcut into hotseat " + item 1652 + " into position (" + item.screenId + ":" + item.cellX + "," 1653 + item.cellY + ") occupied by all apps"); 1654 return false; 1655 } 1656 1657 final ItemInfo[][] hotseatItems = 1658 occupied.get((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT); 1659 1660 if (item.screenId >= profile.numHotseatIcons) { 1661 Log.e(TAG, "Error loading shortcut " + item 1662 + " into hotseat position " + item.screenId 1663 + ", position out of bounds: (0 to " + (profile.numHotseatIcons - 1) 1664 + ")"); 1665 return false; 1666 } 1667 1668 if (hotseatItems != null) { 1669 if (hotseatItems[(int) item.screenId][0] != null) { 1670 Log.e(TAG, "Error loading shortcut into hotseat " + item 1671 + " into position (" + item.screenId + ":" + item.cellX + "," 1672 + item.cellY + ") occupied by " 1673 + occupied.get(LauncherSettings.Favorites.CONTAINER_HOTSEAT) 1674 [(int) item.screenId][0]); 1675 return false; 1676 } else { 1677 hotseatItems[(int) item.screenId][0] = item; 1678 return true; 1679 } 1680 } else { 1681 final ItemInfo[][] items = new ItemInfo[(int) profile.numHotseatIcons][1]; 1682 items[(int) item.screenId][0] = item; 1683 occupied.put((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT, items); 1684 return true; 1685 } 1686 } else if (item.container != LauncherSettings.Favorites.CONTAINER_DESKTOP) { 1687 // Skip further checking if it is not the hotseat or workspace container 1688 return true; 1689 } 1690 1691 if (!occupied.containsKey(item.screenId)) { 1692 ItemInfo[][] items = new ItemInfo[countX + 1][countY + 1]; 1693 occupied.put(item.screenId, items); 1694 } 1695 1696 final ItemInfo[][] screens = occupied.get(item.screenId); 1697 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 1698 item.cellX < 0 || item.cellY < 0 || 1699 item.cellX + item.spanX > countX || item.cellY + item.spanY > countY) { 1700 Log.e(TAG, "Error loading shortcut " + item 1701 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1702 + item.cellX + "," + item.cellY 1703 + ") out of screen bounds ( " + countX + "x" + countY + ")"); 1704 return false; 1705 } 1706 1707 // Check if any workspace icons overlap with each other 1708 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1709 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1710 if (screens[x][y] != null) { 1711 Log.e(TAG, "Error loading shortcut " + item 1712 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1713 + x + "," + y 1714 + ") occupied by " 1715 + screens[x][y]); 1716 return false; 1717 } 1718 } 1719 } 1720 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1721 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1722 screens[x][y] = item; 1723 } 1724 } 1725 1726 return true; 1727 } 1728 1729 /** Clears all the sBg data structures */ 1730 private void clearSBgDataStructures() { 1731 synchronized (sBgLock) { 1732 sBgWorkspaceItems.clear(); 1733 sBgAppWidgets.clear(); 1734 sBgFolders.clear(); 1735 sBgItemsIdMap.clear(); 1736 sBgWorkspaceScreens.clear(); 1737 } 1738 } 1739 1740 private void loadWorkspace() { 1741 final long t = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1742 1743 final Context context = mContext; 1744 final ContentResolver contentResolver = context.getContentResolver(); 1745 final PackageManager manager = context.getPackageManager(); 1746 final boolean isSafeMode = manager.isSafeMode(); 1747 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 1748 final boolean isSdCardReady = Utilities.isBootCompleted(); 1749 1750 LauncherAppState app = LauncherAppState.getInstance(); 1751 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 1752 int countX = (int) profile.numColumns; 1753 int countY = (int) profile.numRows; 1754 1755 1756 if (MigrateFromRestoreTask.shouldRunTask(mContext)) { 1757 long migrationStartTime = System.currentTimeMillis(); 1758 Log.v(TAG, "Starting workspace migration after restore"); 1759 try { 1760 MigrateFromRestoreTask task = new MigrateFromRestoreTask(mContext); 1761 // Clear the flags before starting the task, so that we do not run the task 1762 // again, in case there was an uncaught error. 1763 MigrateFromRestoreTask.clearFlags(mContext); 1764 task.execute(); 1765 } catch (Exception e) { 1766 Log.e(TAG, "Error during grid migration", e); 1767 1768 // Clear workspace. 1769 mFlags = mFlags | LOADER_FLAG_CLEAR_WORKSPACE; 1770 } 1771 Log.v(TAG, "Workspace migration completed in " 1772 + (System.currentTimeMillis() - migrationStartTime)); 1773 } 1774 1775 if ((mFlags & LOADER_FLAG_CLEAR_WORKSPACE) != 0) { 1776 Launcher.addDumpLog(TAG, "loadWorkspace: resetting launcher database", true); 1777 LauncherAppState.getLauncherProvider().deleteDatabase(); 1778 } 1779 1780 if ((mFlags & LOADER_FLAG_MIGRATE_SHORTCUTS) != 0) { 1781 // append the user's Launcher2 shortcuts 1782 Launcher.addDumpLog(TAG, "loadWorkspace: migrating from launcher2", true); 1783 LauncherAppState.getLauncherProvider().migrateLauncher2Shortcuts(); 1784 } else { 1785 // Make sure the default workspace is loaded 1786 Launcher.addDumpLog(TAG, "loadWorkspace: loading default favorites", false); 1787 LauncherAppState.getLauncherProvider().loadDefaultFavoritesIfNecessary(); 1788 } 1789 1790 synchronized (sBgLock) { 1791 clearSBgDataStructures(); 1792 final HashMap<String, Integer> installingPkgs = PackageInstallerCompat 1793 .getInstance(mContext).updateAndGetActiveSessionCache(); 1794 1795 final ArrayList<Long> itemsToRemove = new ArrayList<Long>(); 1796 final ArrayList<Long> restoredRows = new ArrayList<Long>(); 1797 final Uri contentUri = LauncherSettings.Favorites.CONTENT_URI; 1798 if (DEBUG_LOADERS) Log.d(TAG, "loading model from " + contentUri); 1799 final Cursor c = contentResolver.query(contentUri, null, null, null, null); 1800 1801 // +1 for the hotseat (it can be larger than the workspace) 1802 // Load workspace in reverse order to ensure that latest items are loaded first (and 1803 // before any earlier duplicates) 1804 final LongArrayMap<ItemInfo[][]> occupied = new LongArrayMap<>(); 1805 1806 try { 1807 final int idIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites._ID); 1808 final int intentIndex = c.getColumnIndexOrThrow 1809 (LauncherSettings.Favorites.INTENT); 1810 final int titleIndex = c.getColumnIndexOrThrow 1811 (LauncherSettings.Favorites.TITLE); 1812 final int containerIndex = c.getColumnIndexOrThrow( 1813 LauncherSettings.Favorites.CONTAINER); 1814 final int itemTypeIndex = c.getColumnIndexOrThrow( 1815 LauncherSettings.Favorites.ITEM_TYPE); 1816 final int appWidgetIdIndex = c.getColumnIndexOrThrow( 1817 LauncherSettings.Favorites.APPWIDGET_ID); 1818 final int appWidgetProviderIndex = c.getColumnIndexOrThrow( 1819 LauncherSettings.Favorites.APPWIDGET_PROVIDER); 1820 final int screenIndex = c.getColumnIndexOrThrow( 1821 LauncherSettings.Favorites.SCREEN); 1822 final int cellXIndex = c.getColumnIndexOrThrow 1823 (LauncherSettings.Favorites.CELLX); 1824 final int cellYIndex = c.getColumnIndexOrThrow 1825 (LauncherSettings.Favorites.CELLY); 1826 final int spanXIndex = c.getColumnIndexOrThrow 1827 (LauncherSettings.Favorites.SPANX); 1828 final int spanYIndex = c.getColumnIndexOrThrow( 1829 LauncherSettings.Favorites.SPANY); 1830 final int rankIndex = c.getColumnIndexOrThrow( 1831 LauncherSettings.Favorites.RANK); 1832 final int restoredIndex = c.getColumnIndexOrThrow( 1833 LauncherSettings.Favorites.RESTORED); 1834 final int profileIdIndex = c.getColumnIndexOrThrow( 1835 LauncherSettings.Favorites.PROFILE_ID); 1836 final int optionsIndex = c.getColumnIndexOrThrow( 1837 LauncherSettings.Favorites.OPTIONS); 1838 final CursorIconInfo cursorIconInfo = new CursorIconInfo(c); 1839 1840 final LongSparseArray<UserHandleCompat> allUsers = new LongSparseArray<>(); 1841 for (UserHandleCompat user : mUserManager.getUserProfiles()) { 1842 allUsers.put(mUserManager.getSerialNumberForUser(user), user); 1843 } 1844 1845 ShortcutInfo info; 1846 String intentDescription; 1847 LauncherAppWidgetInfo appWidgetInfo; 1848 int container; 1849 long id; 1850 long serialNumber; 1851 Intent intent; 1852 UserHandleCompat user; 1853 1854 while (!mStopped && c.moveToNext()) { 1855 try { 1856 int itemType = c.getInt(itemTypeIndex); 1857 boolean restored = 0 != c.getInt(restoredIndex); 1858 boolean allowMissingTarget = false; 1859 container = c.getInt(containerIndex); 1860 1861 switch (itemType) { 1862 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1863 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1864 id = c.getLong(idIndex); 1865 intentDescription = c.getString(intentIndex); 1866 serialNumber = c.getInt(profileIdIndex); 1867 user = allUsers.get(serialNumber); 1868 int promiseType = c.getInt(restoredIndex); 1869 int disabledState = 0; 1870 boolean itemReplaced = false; 1871 if (user == null) { 1872 // User has been deleted remove the item. 1873 itemsToRemove.add(id); 1874 continue; 1875 } 1876 try { 1877 intent = Intent.parseUri(intentDescription, 0); 1878 ComponentName cn = intent.getComponent(); 1879 if (cn != null && cn.getPackageName() != null) { 1880 boolean validPkg = launcherApps.isPackageEnabledForProfile( 1881 cn.getPackageName(), user); 1882 boolean validComponent = validPkg && 1883 launcherApps.isActivityEnabledForProfile(cn, user); 1884 1885 if (validComponent) { 1886 if (restored) { 1887 // no special handling necessary for this item 1888 restoredRows.add(id); 1889 restored = false; 1890 } 1891 } else if (validPkg) { 1892 intent = null; 1893 if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 1894 // We allow auto install apps to have their intent 1895 // updated after an install. 1896 intent = manager.getLaunchIntentForPackage( 1897 cn.getPackageName()); 1898 if (intent != null) { 1899 ContentValues values = new ContentValues(); 1900 values.put(LauncherSettings.Favorites.INTENT, 1901 intent.toUri(0)); 1902 updateItem(id, values); 1903 } 1904 } 1905 1906 if (intent == null) { 1907 // The app is installed but the component is no 1908 // longer available. 1909 Launcher.addDumpLog(TAG, 1910 "Invalid component removed: " + cn, true); 1911 itemsToRemove.add(id); 1912 continue; 1913 } else { 1914 // no special handling necessary for this item 1915 restoredRows.add(id); 1916 restored = false; 1917 } 1918 } else if (restored) { 1919 // Package is not yet available but might be 1920 // installed later. 1921 Launcher.addDumpLog(TAG, 1922 "package not yet restored: " + cn, true); 1923 1924 if ((promiseType & ShortcutInfo.FLAG_RESTORE_STARTED) != 0) { 1925 // Restore has started once. 1926 } else if (installingPkgs.containsKey(cn.getPackageName())) { 1927 // App restore has started. Update the flag 1928 promiseType |= ShortcutInfo.FLAG_RESTORE_STARTED; 1929 ContentValues values = new ContentValues(); 1930 values.put(LauncherSettings.Favorites.RESTORED, 1931 promiseType); 1932 updateItem(id, values); 1933 } else if ((promiseType & ShortcutInfo.FLAG_RESTORED_APP_TYPE) != 0) { 1934 // This is a common app. Try to replace this. 1935 int appType = CommonAppTypeParser.decodeItemTypeFromFlag(promiseType); 1936 CommonAppTypeParser parser = new CommonAppTypeParser(id, appType, context); 1937 if (parser.findDefaultApp()) { 1938 // Default app found. Replace it. 1939 intent = parser.parsedIntent; 1940 cn = intent.getComponent(); 1941 ContentValues values = parser.parsedValues; 1942 values.put(LauncherSettings.Favorites.RESTORED, 0); 1943 updateItem(id, values); 1944 restored = false; 1945 itemReplaced = true; 1946 1947 } else if (REMOVE_UNRESTORED_ICONS) { 1948 Launcher.addDumpLog(TAG, 1949 "Unrestored package removed: " + cn, true); 1950 itemsToRemove.add(id); 1951 continue; 1952 } 1953 } else if (REMOVE_UNRESTORED_ICONS) { 1954 Launcher.addDumpLog(TAG, 1955 "Unrestored package removed: " + cn, true); 1956 itemsToRemove.add(id); 1957 continue; 1958 } 1959 } else if (launcherApps.isAppEnabled( 1960 manager, cn.getPackageName(), 1961 PackageManager.GET_UNINSTALLED_PACKAGES)) { 1962 // Package is present but not available. 1963 allowMissingTarget = true; 1964 disabledState = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 1965 } else if (!isSdCardReady) { 1966 // SdCard is not ready yet. Package might get available, 1967 // once it is ready. 1968 Launcher.addDumpLog(TAG, "Invalid package: " + cn 1969 + " (check again later)", true); 1970 HashSet<String> pkgs = sPendingPackages.get(user); 1971 if (pkgs == null) { 1972 pkgs = new HashSet<String>(); 1973 sPendingPackages.put(user, pkgs); 1974 } 1975 pkgs.add(cn.getPackageName()); 1976 allowMissingTarget = true; 1977 // Add the icon on the workspace anyway. 1978 1979 } else { 1980 // Do not wait for external media load anymore. 1981 // Log the invalid package, and remove it 1982 Launcher.addDumpLog(TAG, 1983 "Invalid package removed: " + cn, true); 1984 itemsToRemove.add(id); 1985 continue; 1986 } 1987 } else if (cn == null) { 1988 // For shortcuts with no component, keep them as they are 1989 restoredRows.add(id); 1990 restored = false; 1991 } 1992 } catch (URISyntaxException e) { 1993 Launcher.addDumpLog(TAG, 1994 "Invalid uri: " + intentDescription, true); 1995 continue; 1996 } 1997 1998 boolean useLowResIcon = container >= 0 && 1999 c.getInt(rankIndex) >= FolderIcon.NUM_ITEMS_IN_PREVIEW; 2000 2001 if (itemReplaced) { 2002 if (user.equals(UserHandleCompat.myUserHandle())) { 2003 info = getAppShortcutInfo(manager, intent, user, context, null, 2004 cursorIconInfo.iconIndex, titleIndex, 2005 false, useLowResIcon); 2006 } else { 2007 // Don't replace items for other profiles. 2008 itemsToRemove.add(id); 2009 continue; 2010 } 2011 } else if (restored) { 2012 if (user.equals(UserHandleCompat.myUserHandle())) { 2013 Launcher.addDumpLog(TAG, 2014 "constructing info for partially restored package", 2015 true); 2016 info = getRestoredItemInfo(c, titleIndex, intent, 2017 promiseType, itemType, cursorIconInfo, context); 2018 intent = getRestoredItemIntent(c, context, intent); 2019 } else { 2020 // Don't restore items for other profiles. 2021 itemsToRemove.add(id); 2022 continue; 2023 } 2024 } else if (itemType == 2025 LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 2026 info = getAppShortcutInfo(manager, intent, user, context, c, 2027 cursorIconInfo.iconIndex, titleIndex, 2028 allowMissingTarget, useLowResIcon); 2029 } else { 2030 info = getShortcutInfo(c, context, titleIndex, cursorIconInfo); 2031 2032 // App shortcuts that used to be automatically added to Launcher 2033 // didn't always have the correct intent flags set, so do that 2034 // here 2035 if (intent.getAction() != null && 2036 intent.getCategories() != null && 2037 intent.getAction().equals(Intent.ACTION_MAIN) && 2038 intent.getCategories().contains(Intent.CATEGORY_LAUNCHER)) { 2039 intent.addFlags( 2040 Intent.FLAG_ACTIVITY_NEW_TASK | 2041 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 2042 } 2043 } 2044 2045 if (info != null) { 2046 info.id = id; 2047 info.intent = intent; 2048 info.container = container; 2049 info.screenId = c.getInt(screenIndex); 2050 info.cellX = c.getInt(cellXIndex); 2051 info.cellY = c.getInt(cellYIndex); 2052 info.rank = c.getInt(rankIndex); 2053 info.spanX = 1; 2054 info.spanY = 1; 2055 info.intent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 2056 if (info.promisedIntent != null) { 2057 info.promisedIntent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 2058 } 2059 info.isDisabled = disabledState; 2060 if (isSafeMode && !Utilities.isSystemApp(context, intent)) { 2061 info.isDisabled |= ShortcutInfo.FLAG_DISABLED_SAFEMODE; 2062 } 2063 2064 // check & update map of what's occupied 2065 if (!checkItemPlacement(occupied, info)) { 2066 itemsToRemove.add(id); 2067 break; 2068 } 2069 2070 if (restored) { 2071 ComponentName cn = info.getTargetComponent(); 2072 if (cn != null) { 2073 Integer progress = installingPkgs.get(cn.getPackageName()); 2074 if (progress != null) { 2075 info.setInstallProgress(progress); 2076 } else { 2077 info.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 2078 } 2079 } 2080 } 2081 2082 switch (container) { 2083 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2084 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2085 sBgWorkspaceItems.add(info); 2086 break; 2087 default: 2088 // Item is in a user folder 2089 FolderInfo folderInfo = 2090 findOrMakeFolder(sBgFolders, container); 2091 folderInfo.add(info); 2092 break; 2093 } 2094 sBgItemsIdMap.put(info.id, info); 2095 } else { 2096 throw new RuntimeException("Unexpected null ShortcutInfo"); 2097 } 2098 break; 2099 2100 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2101 id = c.getLong(idIndex); 2102 FolderInfo folderInfo = findOrMakeFolder(sBgFolders, id); 2103 2104 // Do not trim the folder label, as is was set by the user. 2105 folderInfo.title = c.getString(titleIndex); 2106 folderInfo.id = id; 2107 folderInfo.container = container; 2108 folderInfo.screenId = c.getInt(screenIndex); 2109 folderInfo.cellX = c.getInt(cellXIndex); 2110 folderInfo.cellY = c.getInt(cellYIndex); 2111 folderInfo.spanX = 1; 2112 folderInfo.spanY = 1; 2113 folderInfo.options = c.getInt(optionsIndex); 2114 2115 // check & update map of what's occupied 2116 if (!checkItemPlacement(occupied, folderInfo)) { 2117 itemsToRemove.add(id); 2118 break; 2119 } 2120 2121 switch (container) { 2122 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2123 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2124 sBgWorkspaceItems.add(folderInfo); 2125 break; 2126 } 2127 2128 if (restored) { 2129 // no special handling required for restored folders 2130 restoredRows.add(id); 2131 } 2132 2133 sBgItemsIdMap.put(folderInfo.id, folderInfo); 2134 sBgFolders.put(folderInfo.id, folderInfo); 2135 break; 2136 2137 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 2138 case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET: 2139 // Read all Launcher-specific widget details 2140 boolean customWidget = itemType == 2141 LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET; 2142 2143 int appWidgetId = c.getInt(appWidgetIdIndex); 2144 serialNumber = c.getLong(profileIdIndex); 2145 String savedProvider = c.getString(appWidgetProviderIndex); 2146 id = c.getLong(idIndex); 2147 user = allUsers.get(serialNumber); 2148 if (user == null) { 2149 itemsToRemove.add(id); 2150 continue; 2151 } 2152 2153 final ComponentName component = 2154 ComponentName.unflattenFromString(savedProvider); 2155 2156 final int restoreStatus = c.getInt(restoredIndex); 2157 final boolean isIdValid = (restoreStatus & 2158 LauncherAppWidgetInfo.FLAG_ID_NOT_VALID) == 0; 2159 final boolean wasProviderReady = (restoreStatus & 2160 LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) == 0; 2161 2162 final LauncherAppWidgetProviderInfo provider = 2163 LauncherModel.getProviderInfo(context, 2164 ComponentName.unflattenFromString(savedProvider), 2165 user); 2166 2167 final boolean isProviderReady = isValidProvider(provider); 2168 if (!isSafeMode && !customWidget && 2169 wasProviderReady && !isProviderReady) { 2170 String log = "Deleting widget that isn't installed anymore: " 2171 + "id=" + id + " appWidgetId=" + appWidgetId; 2172 2173 Log.e(TAG, log); 2174 Launcher.addDumpLog(TAG, log, false); 2175 itemsToRemove.add(id); 2176 } else { 2177 if (isProviderReady) { 2178 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2179 provider.provider); 2180 2181 // The provider is available. So the widget is either 2182 // available or not available. We do not need to track 2183 // any future restore updates. 2184 int status = restoreStatus & 2185 ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2186 if (!wasProviderReady) { 2187 // If provider was not previously ready, update the 2188 // status and UI flag. 2189 2190 // Id would be valid only if the widget restore broadcast was received. 2191 if (isIdValid) { 2192 status = LauncherAppWidgetInfo.RESTORE_COMPLETED; 2193 } else { 2194 status &= ~LauncherAppWidgetInfo 2195 .FLAG_PROVIDER_NOT_READY; 2196 } 2197 } 2198 appWidgetInfo.restoreStatus = status; 2199 } else { 2200 Log.v(TAG, "Widget restore pending id=" + id 2201 + " appWidgetId=" + appWidgetId 2202 + " status =" + restoreStatus); 2203 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2204 component); 2205 appWidgetInfo.restoreStatus = restoreStatus; 2206 Integer installProgress = installingPkgs.get(component.getPackageName()); 2207 2208 if ((restoreStatus & LauncherAppWidgetInfo.FLAG_RESTORE_STARTED) != 0) { 2209 // Restore has started once. 2210 } else if (installProgress != null) { 2211 // App restore has started. Update the flag 2212 appWidgetInfo.restoreStatus |= 2213 LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2214 } else if (REMOVE_UNRESTORED_ICONS && !isSafeMode) { 2215 Launcher.addDumpLog(TAG, 2216 "Unrestored widget removed: " + component, true); 2217 itemsToRemove.add(id); 2218 continue; 2219 } 2220 2221 appWidgetInfo.installProgress = 2222 installProgress == null ? 0 : installProgress; 2223 } 2224 2225 appWidgetInfo.id = id; 2226 appWidgetInfo.screenId = c.getInt(screenIndex); 2227 appWidgetInfo.cellX = c.getInt(cellXIndex); 2228 appWidgetInfo.cellY = c.getInt(cellYIndex); 2229 appWidgetInfo.spanX = c.getInt(spanXIndex); 2230 appWidgetInfo.spanY = c.getInt(spanYIndex); 2231 appWidgetInfo.user = user; 2232 2233 if (container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 2234 container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2235 Log.e(TAG, "Widget found where container != " + 2236 "CONTAINER_DESKTOP nor CONTAINER_HOTSEAT - ignoring!"); 2237 continue; 2238 } 2239 2240 appWidgetInfo.container = container; 2241 // check & update map of what's occupied 2242 if (!checkItemPlacement(occupied, appWidgetInfo)) { 2243 itemsToRemove.add(id); 2244 break; 2245 } 2246 2247 if (!customWidget) { 2248 String providerName = 2249 appWidgetInfo.providerName.flattenToString(); 2250 if (!providerName.equals(savedProvider) || 2251 (appWidgetInfo.restoreStatus != restoreStatus)) { 2252 ContentValues values = new ContentValues(); 2253 values.put( 2254 LauncherSettings.Favorites.APPWIDGET_PROVIDER, 2255 providerName); 2256 values.put(LauncherSettings.Favorites.RESTORED, 2257 appWidgetInfo.restoreStatus); 2258 updateItem(id, values); 2259 } 2260 } 2261 sBgItemsIdMap.put(appWidgetInfo.id, appWidgetInfo); 2262 sBgAppWidgets.add(appWidgetInfo); 2263 } 2264 break; 2265 } 2266 } catch (Exception e) { 2267 Launcher.addDumpLog(TAG, "Desktop items loading interrupted", e, true); 2268 } 2269 } 2270 } finally { 2271 if (c != null) { 2272 c.close(); 2273 } 2274 } 2275 2276 // Break early if we've stopped loading 2277 if (mStopped) { 2278 clearSBgDataStructures(); 2279 return; 2280 } 2281 2282 if (itemsToRemove.size() > 0) { 2283 // Remove dead items 2284 contentResolver.delete(LauncherSettings.Favorites.CONTENT_URI, 2285 Utilities.createDbSelectionQuery( 2286 LauncherSettings.Favorites._ID, itemsToRemove), null); 2287 if (DEBUG_LOADERS) { 2288 Log.d(TAG, "Removed = " + Utilities.createDbSelectionQuery( 2289 LauncherSettings.Favorites._ID, itemsToRemove)); 2290 } 2291 2292 // Remove any empty folder 2293 for (long folderId : LauncherAppState.getLauncherProvider() 2294 .deleteEmptyFolders()) { 2295 sBgWorkspaceItems.remove(sBgFolders.get(folderId)); 2296 sBgFolders.remove(folderId); 2297 sBgItemsIdMap.remove(folderId); 2298 } 2299 } 2300 2301 // Sort all the folder items and make sure the first 3 items are high resolution. 2302 for (FolderInfo folder : sBgFolders) { 2303 Collections.sort(folder.contents, Folder.ITEM_POS_COMPARATOR); 2304 int pos = 0; 2305 for (ShortcutInfo info : folder.contents) { 2306 if (info.usingLowResIcon) { 2307 info.updateIcon(mIconCache, false); 2308 } 2309 pos ++; 2310 if (pos >= FolderIcon.NUM_ITEMS_IN_PREVIEW) { 2311 break; 2312 } 2313 } 2314 } 2315 2316 if (restoredRows.size() > 0) { 2317 // Update restored items that no longer require special handling 2318 ContentValues values = new ContentValues(); 2319 values.put(LauncherSettings.Favorites.RESTORED, 0); 2320 contentResolver.update(LauncherSettings.Favorites.CONTENT_URI, values, 2321 Utilities.createDbSelectionQuery( 2322 LauncherSettings.Favorites._ID, restoredRows), null); 2323 } 2324 2325 if (!isSdCardReady && !sPendingPackages.isEmpty()) { 2326 context.registerReceiver(new AppsAvailabilityCheck(), 2327 new IntentFilter(Intent.ACTION_BOOT_COMPLETED), 2328 null, sWorker); 2329 } 2330 2331 sBgWorkspaceScreens.addAll(loadWorkspaceScreensDb(mContext)); 2332 2333 // Remove any empty screens 2334 ArrayList<Long> unusedScreens = new ArrayList<Long>(sBgWorkspaceScreens); 2335 for (ItemInfo item: sBgItemsIdMap) { 2336 long screenId = item.screenId; 2337 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2338 unusedScreens.contains(screenId)) { 2339 unusedScreens.remove(screenId); 2340 } 2341 } 2342 2343 // If there are any empty screens remove them, and update. 2344 if (unusedScreens.size() != 0) { 2345 sBgWorkspaceScreens.removeAll(unusedScreens); 2346 updateWorkspaceScreenOrder(context, sBgWorkspaceScreens); 2347 } 2348 2349 if (DEBUG_LOADERS) { 2350 Log.d(TAG, "loaded workspace in " + (SystemClock.uptimeMillis()-t) + "ms"); 2351 Log.d(TAG, "workspace layout: "); 2352 int nScreens = occupied.size(); 2353 for (int y = 0; y < countY; y++) { 2354 String line = ""; 2355 2356 for (int i = 0; i < nScreens; i++) { 2357 long screenId = occupied.keyAt(i); 2358 if (screenId > 0) { 2359 line += " | "; 2360 } 2361 ItemInfo[][] screen = occupied.valueAt(i); 2362 for (int x = 0; x < countX; x++) { 2363 if (x < screen.length && y < screen[x].length) { 2364 line += (screen[x][y] != null) ? "#" : "."; 2365 } else { 2366 line += "!"; 2367 } 2368 } 2369 } 2370 Log.d(TAG, "[ " + line + " ]"); 2371 } 2372 } 2373 } 2374 } 2375 2376 /** 2377 * Partially updates the item without any notification. Must be called on the worker thread. 2378 */ 2379 private void updateItem(long itemId, ContentValues update) { 2380 mContext.getContentResolver().update( 2381 LauncherSettings.Favorites.CONTENT_URI, 2382 update, 2383 BaseColumns._ID + "= ?", 2384 new String[]{Long.toString(itemId)}); 2385 } 2386 2387 /** Filters the set of items who are directly or indirectly (via another container) on the 2388 * specified screen. */ 2389 private void filterCurrentWorkspaceItems(long currentScreenId, 2390 ArrayList<ItemInfo> allWorkspaceItems, 2391 ArrayList<ItemInfo> currentScreenItems, 2392 ArrayList<ItemInfo> otherScreenItems) { 2393 // Purge any null ItemInfos 2394 Iterator<ItemInfo> iter = allWorkspaceItems.iterator(); 2395 while (iter.hasNext()) { 2396 ItemInfo i = iter.next(); 2397 if (i == null) { 2398 iter.remove(); 2399 } 2400 } 2401 2402 // Order the set of items by their containers first, this allows use to walk through the 2403 // list sequentially, build up a list of containers that are in the specified screen, 2404 // as well as all items in those containers. 2405 Set<Long> itemsOnScreen = new HashSet<Long>(); 2406 Collections.sort(allWorkspaceItems, new Comparator<ItemInfo>() { 2407 @Override 2408 public int compare(ItemInfo lhs, ItemInfo rhs) { 2409 return (int) (lhs.container - rhs.container); 2410 } 2411 }); 2412 for (ItemInfo info : allWorkspaceItems) { 2413 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 2414 if (info.screenId == currentScreenId) { 2415 currentScreenItems.add(info); 2416 itemsOnScreen.add(info.id); 2417 } else { 2418 otherScreenItems.add(info); 2419 } 2420 } else if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2421 currentScreenItems.add(info); 2422 itemsOnScreen.add(info.id); 2423 } else { 2424 if (itemsOnScreen.contains(info.container)) { 2425 currentScreenItems.add(info); 2426 itemsOnScreen.add(info.id); 2427 } else { 2428 otherScreenItems.add(info); 2429 } 2430 } 2431 } 2432 } 2433 2434 /** Filters the set of widgets which are on the specified screen. */ 2435 private void filterCurrentAppWidgets(long currentScreenId, 2436 ArrayList<LauncherAppWidgetInfo> appWidgets, 2437 ArrayList<LauncherAppWidgetInfo> currentScreenWidgets, 2438 ArrayList<LauncherAppWidgetInfo> otherScreenWidgets) { 2439 2440 for (LauncherAppWidgetInfo widget : appWidgets) { 2441 if (widget == null) continue; 2442 if (widget.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2443 widget.screenId == currentScreenId) { 2444 currentScreenWidgets.add(widget); 2445 } else { 2446 otherScreenWidgets.add(widget); 2447 } 2448 } 2449 } 2450 2451 /** Filters the set of folders which are on the specified screen. */ 2452 private void filterCurrentFolders(long currentScreenId, 2453 LongArrayMap<ItemInfo> itemsIdMap, 2454 LongArrayMap<FolderInfo> folders, 2455 LongArrayMap<FolderInfo> currentScreenFolders, 2456 LongArrayMap<FolderInfo> otherScreenFolders) { 2457 2458 int total = folders.size(); 2459 for (int i = 0; i < total; i++) { 2460 long id = folders.keyAt(i); 2461 FolderInfo folder = folders.valueAt(i); 2462 2463 ItemInfo info = itemsIdMap.get(id); 2464 if (info == null || folder == null) continue; 2465 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2466 info.screenId == currentScreenId) { 2467 currentScreenFolders.put(id, folder); 2468 } else { 2469 otherScreenFolders.put(id, folder); 2470 } 2471 } 2472 } 2473 2474 /** Sorts the set of items by hotseat, workspace (spatially from top to bottom, left to 2475 * right) */ 2476 private void sortWorkspaceItemsSpatially(ArrayList<ItemInfo> workspaceItems) { 2477 final LauncherAppState app = LauncherAppState.getInstance(); 2478 final InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 2479 final int screenCols = profile.numColumns; 2480 final int screenCellCount = profile.numColumns * profile.numRows; 2481 Collections.sort(workspaceItems, new Comparator<ItemInfo>() { 2482 @Override 2483 public int compare(ItemInfo lhs, ItemInfo rhs) { 2484 if (lhs.container == rhs.container) { 2485 // Within containers, order by their spatial position in that container 2486 switch ((int) lhs.container) { 2487 case LauncherSettings.Favorites.CONTAINER_DESKTOP: { 2488 long lr = (lhs.screenId * screenCellCount + 2489 lhs.cellY * screenCols + lhs.cellX); 2490 long rr = (rhs.screenId * screenCellCount + 2491 rhs.cellY * screenCols + rhs.cellX); 2492 return (int) (lr - rr); 2493 } 2494 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: { 2495 // We currently use the screen id as the rank 2496 return (int) (lhs.screenId - rhs.screenId); 2497 } 2498 default: 2499 if (ProviderConfig.IS_DOGFOOD_BUILD) { 2500 throw new RuntimeException("Unexpected container type when " + 2501 "sorting workspace items."); 2502 } 2503 return 0; 2504 } 2505 } else { 2506 // Between containers, order by hotseat, desktop 2507 return (int) (lhs.container - rhs.container); 2508 } 2509 } 2510 }); 2511 } 2512 2513 private void bindWorkspaceScreens(final Callbacks oldCallbacks, 2514 final ArrayList<Long> orderedScreens) { 2515 final Runnable r = new Runnable() { 2516 @Override 2517 public void run() { 2518 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2519 if (callbacks != null) { 2520 callbacks.bindScreens(orderedScreens); 2521 } 2522 } 2523 }; 2524 runOnMainThread(r); 2525 } 2526 2527 private void bindWorkspaceItems(final Callbacks oldCallbacks, 2528 final ArrayList<ItemInfo> workspaceItems, 2529 final ArrayList<LauncherAppWidgetInfo> appWidgets, 2530 final LongArrayMap<FolderInfo> folders, 2531 ArrayList<Runnable> deferredBindRunnables) { 2532 2533 final boolean postOnMainThread = (deferredBindRunnables != null); 2534 2535 // Bind the workspace items 2536 int N = workspaceItems.size(); 2537 for (int i = 0; i < N; i += ITEMS_CHUNK) { 2538 final int start = i; 2539 final int chunkSize = (i+ITEMS_CHUNK <= N) ? ITEMS_CHUNK : (N-i); 2540 final Runnable r = new Runnable() { 2541 @Override 2542 public void run() { 2543 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2544 if (callbacks != null) { 2545 callbacks.bindItems(workspaceItems, start, start+chunkSize, 2546 false); 2547 } 2548 } 2549 }; 2550 if (postOnMainThread) { 2551 synchronized (deferredBindRunnables) { 2552 deferredBindRunnables.add(r); 2553 } 2554 } else { 2555 runOnMainThread(r); 2556 } 2557 } 2558 2559 // Bind the folders 2560 if (!folders.isEmpty()) { 2561 final Runnable r = new Runnable() { 2562 public void run() { 2563 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2564 if (callbacks != null) { 2565 callbacks.bindFolders(folders); 2566 } 2567 } 2568 }; 2569 if (postOnMainThread) { 2570 synchronized (deferredBindRunnables) { 2571 deferredBindRunnables.add(r); 2572 } 2573 } else { 2574 runOnMainThread(r); 2575 } 2576 } 2577 2578 // Bind the widgets, one at a time 2579 N = appWidgets.size(); 2580 for (int i = 0; i < N; i++) { 2581 final LauncherAppWidgetInfo widget = appWidgets.get(i); 2582 final Runnable r = new Runnable() { 2583 public void run() { 2584 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2585 if (callbacks != null) { 2586 callbacks.bindAppWidget(widget); 2587 } 2588 } 2589 }; 2590 if (postOnMainThread) { 2591 deferredBindRunnables.add(r); 2592 } else { 2593 runOnMainThread(r); 2594 } 2595 } 2596 } 2597 2598 /** 2599 * Binds all loaded data to actual views on the main thread. 2600 */ 2601 private void bindWorkspace(int synchronizeBindPage) { 2602 final long t = SystemClock.uptimeMillis(); 2603 Runnable r; 2604 2605 // Don't use these two variables in any of the callback runnables. 2606 // Otherwise we hold a reference to them. 2607 final Callbacks oldCallbacks = mCallbacks.get(); 2608 if (oldCallbacks == null) { 2609 // This launcher has exited and nobody bothered to tell us. Just bail. 2610 Log.w(TAG, "LoaderTask running with no launcher"); 2611 return; 2612 } 2613 2614 // Save a copy of all the bg-thread collections 2615 ArrayList<ItemInfo> workspaceItems = new ArrayList<ItemInfo>(); 2616 ArrayList<LauncherAppWidgetInfo> appWidgets = 2617 new ArrayList<LauncherAppWidgetInfo>(); 2618 ArrayList<Long> orderedScreenIds = new ArrayList<Long>(); 2619 2620 final LongArrayMap<FolderInfo> folders; 2621 final LongArrayMap<ItemInfo> itemsIdMap; 2622 2623 synchronized (sBgLock) { 2624 workspaceItems.addAll(sBgWorkspaceItems); 2625 appWidgets.addAll(sBgAppWidgets); 2626 orderedScreenIds.addAll(sBgWorkspaceScreens); 2627 2628 folders = sBgFolders.clone(); 2629 itemsIdMap = sBgItemsIdMap.clone(); 2630 } 2631 2632 final boolean isLoadingSynchronously = 2633 synchronizeBindPage != PagedView.INVALID_RESTORE_PAGE; 2634 int currScreen = isLoadingSynchronously ? synchronizeBindPage : 2635 oldCallbacks.getCurrentWorkspaceScreen(); 2636 if (currScreen >= orderedScreenIds.size()) { 2637 // There may be no workspace screens (just hotseat items and an empty page). 2638 currScreen = PagedView.INVALID_RESTORE_PAGE; 2639 } 2640 final int currentScreen = currScreen; 2641 final long currentScreenId = currentScreen < 0 2642 ? INVALID_SCREEN_ID : orderedScreenIds.get(currentScreen); 2643 2644 // Load all the items that are on the current page first (and in the process, unbind 2645 // all the existing workspace items before we call startBinding() below. 2646 unbindWorkspaceItemsOnMainThread(); 2647 2648 // Separate the items that are on the current screen, and all the other remaining items 2649 ArrayList<ItemInfo> currentWorkspaceItems = new ArrayList<ItemInfo>(); 2650 ArrayList<ItemInfo> otherWorkspaceItems = new ArrayList<ItemInfo>(); 2651 ArrayList<LauncherAppWidgetInfo> currentAppWidgets = 2652 new ArrayList<LauncherAppWidgetInfo>(); 2653 ArrayList<LauncherAppWidgetInfo> otherAppWidgets = 2654 new ArrayList<LauncherAppWidgetInfo>(); 2655 LongArrayMap<FolderInfo> currentFolders = new LongArrayMap<>(); 2656 LongArrayMap<FolderInfo> otherFolders = new LongArrayMap<>(); 2657 2658 filterCurrentWorkspaceItems(currentScreenId, workspaceItems, currentWorkspaceItems, 2659 otherWorkspaceItems); 2660 filterCurrentAppWidgets(currentScreenId, appWidgets, currentAppWidgets, 2661 otherAppWidgets); 2662 filterCurrentFolders(currentScreenId, itemsIdMap, folders, currentFolders, 2663 otherFolders); 2664 sortWorkspaceItemsSpatially(currentWorkspaceItems); 2665 sortWorkspaceItemsSpatially(otherWorkspaceItems); 2666 2667 // Tell the workspace that we're about to start binding items 2668 r = new Runnable() { 2669 public void run() { 2670 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2671 if (callbacks != null) { 2672 callbacks.startBinding(); 2673 } 2674 } 2675 }; 2676 runOnMainThread(r); 2677 2678 bindWorkspaceScreens(oldCallbacks, orderedScreenIds); 2679 2680 // Load items on the current page 2681 bindWorkspaceItems(oldCallbacks, currentWorkspaceItems, currentAppWidgets, 2682 currentFolders, null); 2683 if (isLoadingSynchronously) { 2684 r = new Runnable() { 2685 public void run() { 2686 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2687 if (callbacks != null && currentScreen != PagedView.INVALID_RESTORE_PAGE) { 2688 callbacks.onPageBoundSynchronously(currentScreen); 2689 } 2690 } 2691 }; 2692 runOnMainThread(r); 2693 } 2694 2695 // Load all the remaining pages (if we are loading synchronously, we want to defer this 2696 // work until after the first render) 2697 synchronized (mDeferredBindRunnables) { 2698 mDeferredBindRunnables.clear(); 2699 } 2700 bindWorkspaceItems(oldCallbacks, otherWorkspaceItems, otherAppWidgets, otherFolders, 2701 (isLoadingSynchronously ? mDeferredBindRunnables : null)); 2702 2703 // Tell the workspace that we're done binding items 2704 r = new Runnable() { 2705 public void run() { 2706 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2707 if (callbacks != null) { 2708 callbacks.finishBindingItems(); 2709 } 2710 2711 // If we're profiling, ensure this is the last thing in the queue. 2712 if (DEBUG_LOADERS) { 2713 Log.d(TAG, "bound workspace in " 2714 + (SystemClock.uptimeMillis()-t) + "ms"); 2715 } 2716 2717 mIsLoadingAndBindingWorkspace = false; 2718 } 2719 }; 2720 if (isLoadingSynchronously) { 2721 synchronized (mDeferredBindRunnables) { 2722 mDeferredBindRunnables.add(r); 2723 } 2724 } else { 2725 runOnMainThread(r); 2726 } 2727 } 2728 2729 private void loadAndBindAllApps() { 2730 if (DEBUG_LOADERS) { 2731 Log.d(TAG, "loadAndBindAllApps mAllAppsLoaded=" + mAllAppsLoaded); 2732 } 2733 if (!mAllAppsLoaded) { 2734 loadAllApps(); 2735 synchronized (LoaderTask.this) { 2736 if (mStopped) { 2737 return; 2738 } 2739 } 2740 updateIconCache(); 2741 synchronized (LoaderTask.this) { 2742 if (mStopped) { 2743 return; 2744 } 2745 mAllAppsLoaded = true; 2746 } 2747 } else { 2748 onlyBindAllApps(); 2749 } 2750 } 2751 2752 private void updateIconCache() { 2753 // Ignore packages which have a promise icon. 2754 HashSet<String> packagesToIgnore = new HashSet<>(); 2755 synchronized (sBgLock) { 2756 for (ItemInfo info : sBgItemsIdMap) { 2757 if (info instanceof ShortcutInfo) { 2758 ShortcutInfo si = (ShortcutInfo) info; 2759 if (si.isPromise() && si.getTargetComponent() != null) { 2760 packagesToIgnore.add(si.getTargetComponent().getPackageName()); 2761 } 2762 } else if (info instanceof LauncherAppWidgetInfo) { 2763 LauncherAppWidgetInfo lawi = (LauncherAppWidgetInfo) info; 2764 if (lawi.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)) { 2765 packagesToIgnore.add(lawi.providerName.getPackageName()); 2766 } 2767 } 2768 } 2769 } 2770 mIconCache.updateDbIcons(packagesToIgnore); 2771 } 2772 2773 private void onlyBindAllApps() { 2774 final Callbacks oldCallbacks = mCallbacks.get(); 2775 if (oldCallbacks == null) { 2776 // This launcher has exited and nobody bothered to tell us. Just bail. 2777 Log.w(TAG, "LoaderTask running with no launcher (onlyBindAllApps)"); 2778 return; 2779 } 2780 2781 // shallow copy 2782 @SuppressWarnings("unchecked") 2783 final ArrayList<AppInfo> list 2784 = (ArrayList<AppInfo>) mBgAllAppsList.data.clone(); 2785 final WidgetsModel widgetList = mBgWidgetsModel.clone(); 2786 Runnable r = new Runnable() { 2787 public void run() { 2788 final long t = SystemClock.uptimeMillis(); 2789 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2790 if (callbacks != null) { 2791 callbacks.bindAllApplications(list); 2792 callbacks.bindAllPackages(widgetList); 2793 } 2794 if (DEBUG_LOADERS) { 2795 Log.d(TAG, "bound all " + list.size() + " apps from cache in " 2796 + (SystemClock.uptimeMillis()-t) + "ms"); 2797 } 2798 } 2799 }; 2800 boolean isRunningOnMainThread = !(sWorkerThread.getThreadId() == Process.myTid()); 2801 if (isRunningOnMainThread) { 2802 r.run(); 2803 } else { 2804 mHandler.post(r); 2805 } 2806 } 2807 2808 private void loadAllApps() { 2809 final long loadTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2810 2811 final Callbacks oldCallbacks = mCallbacks.get(); 2812 if (oldCallbacks == null) { 2813 // This launcher has exited and nobody bothered to tell us. Just bail. 2814 Log.w(TAG, "LoaderTask running with no launcher (loadAllApps)"); 2815 return; 2816 } 2817 2818 final List<UserHandleCompat> profiles = mUserManager.getUserProfiles(); 2819 2820 // Clear the list of apps 2821 mBgAllAppsList.clear(); 2822 for (UserHandleCompat user : profiles) { 2823 // Query for the set of apps 2824 final long qiaTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2825 final List<LauncherActivityInfoCompat> apps = mLauncherApps.getActivityList(null, user); 2826 if (DEBUG_LOADERS) { 2827 Log.d(TAG, "getActivityList took " 2828 + (SystemClock.uptimeMillis()-qiaTime) + "ms for user " + user); 2829 Log.d(TAG, "getActivityList got " + apps.size() + " apps for user " + user); 2830 } 2831 // Fail if we don't have any apps 2832 // TODO: Fix this. Only fail for the current user. 2833 if (apps == null || apps.isEmpty()) { 2834 return; 2835 } 2836 2837 // Create the ApplicationInfos 2838 for (int i = 0; i < apps.size(); i++) { 2839 LauncherActivityInfoCompat app = apps.get(i); 2840 // This builds the icon bitmaps. 2841 mBgAllAppsList.add(new AppInfo(mContext, app, user, mIconCache)); 2842 } 2843 2844 final ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(mContext, user); 2845 if (heuristic != null) { 2846 runAfterBindCompletes(new Runnable() { 2847 2848 @Override 2849 public void run() { 2850 heuristic.processUserApps(apps); 2851 } 2852 }); 2853 } 2854 } 2855 // Huh? Shouldn't this be inside the Runnable below? 2856 final ArrayList<AppInfo> added = mBgAllAppsList.added; 2857 mBgAllAppsList.added = new ArrayList<AppInfo>(); 2858 2859 // Post callback on main thread 2860 mHandler.post(new Runnable() { 2861 public void run() { 2862 2863 final long bindTime = SystemClock.uptimeMillis(); 2864 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2865 if (callbacks != null) { 2866 callbacks.bindAllApplications(added); 2867 if (DEBUG_LOADERS) { 2868 Log.d(TAG, "bound " + added.size() + " apps in " 2869 + (SystemClock.uptimeMillis() - bindTime) + "ms"); 2870 } 2871 } else { 2872 Log.i(TAG, "not binding apps: no Launcher activity"); 2873 } 2874 } 2875 }); 2876 // Cleanup any data stored for a deleted user. 2877 ManagedProfileHeuristic.processAllUsers(profiles, mContext); 2878 2879 loadAndBindWidgetsAndShortcuts(mApp.getContext(), tryGetCallbacks(oldCallbacks), 2880 true /* refresh */); 2881 if (DEBUG_LOADERS) { 2882 Log.d(TAG, "Icons processed in " 2883 + (SystemClock.uptimeMillis() - loadTime) + "ms"); 2884 } 2885 } 2886 2887 public void dumpState() { 2888 synchronized (sBgLock) { 2889 Log.d(TAG, "mLoaderTask.mContext=" + mContext); 2890 Log.d(TAG, "mLoaderTask.mStopped=" + mStopped); 2891 Log.d(TAG, "mLoaderTask.mLoadAndBindStepFinished=" + mLoadAndBindStepFinished); 2892 Log.d(TAG, "mItems size=" + sBgWorkspaceItems.size()); 2893 } 2894 } 2895 } 2896 2897 /** 2898 * Called when the icons for packages have been updated in the icon cache. 2899 */ 2900 public void onPackageIconsUpdated(HashSet<String> updatedPackages, UserHandleCompat user) { 2901 final Callbacks callbacks = getCallback(); 2902 final ArrayList<AppInfo> updatedApps = new ArrayList<>(); 2903 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<>(); 2904 2905 // If any package icon has changed (app was updated while launcher was dead), 2906 // update the corresponding shortcuts. 2907 synchronized (sBgLock) { 2908 for (ItemInfo info : sBgItemsIdMap) { 2909 if (info instanceof ShortcutInfo && user.equals(info.user) 2910 && info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 2911 ShortcutInfo si = (ShortcutInfo) info; 2912 ComponentName cn = si.getTargetComponent(); 2913 if (cn != null && updatedPackages.contains(cn.getPackageName())) { 2914 si.updateIcon(mIconCache); 2915 updatedShortcuts.add(si); 2916 } 2917 } 2918 } 2919 mBgAllAppsList.updateIconsAndLabels(updatedPackages, user, updatedApps); 2920 } 2921 2922 if (!updatedShortcuts.isEmpty()) { 2923 final UserHandleCompat userFinal = user; 2924 mHandler.post(new Runnable() { 2925 2926 public void run() { 2927 Callbacks cb = getCallback(); 2928 if (cb != null && callbacks == cb) { 2929 cb.bindShortcutsChanged(updatedShortcuts, 2930 new ArrayList<ShortcutInfo>(), userFinal); 2931 } 2932 } 2933 }); 2934 } 2935 2936 if (!updatedApps.isEmpty()) { 2937 mHandler.post(new Runnable() { 2938 2939 public void run() { 2940 Callbacks cb = getCallback(); 2941 if (cb != null && callbacks == cb) { 2942 cb.bindAppsUpdated(updatedApps); 2943 } 2944 } 2945 }); 2946 } 2947 2948 // Reload widget list. No need to refresh, as we only want to update the icons and labels. 2949 loadAndBindWidgetsAndShortcuts(mApp.getContext(), callbacks, false); 2950 } 2951 2952 void enqueuePackageUpdated(PackageUpdatedTask task) { 2953 sWorker.post(task); 2954 } 2955 2956 @Thunk class AppsAvailabilityCheck extends BroadcastReceiver { 2957 2958 @Override 2959 public void onReceive(Context context, Intent intent) { 2960 synchronized (sBgLock) { 2961 final LauncherAppsCompat launcherApps = LauncherAppsCompat 2962 .getInstance(mApp.getContext()); 2963 final PackageManager manager = context.getPackageManager(); 2964 final ArrayList<String> packagesRemoved = new ArrayList<String>(); 2965 final ArrayList<String> packagesUnavailable = new ArrayList<String>(); 2966 for (Entry<UserHandleCompat, HashSet<String>> entry : sPendingPackages.entrySet()) { 2967 UserHandleCompat user = entry.getKey(); 2968 packagesRemoved.clear(); 2969 packagesUnavailable.clear(); 2970 for (String pkg : entry.getValue()) { 2971 if (!launcherApps.isPackageEnabledForProfile(pkg, user)) { 2972 boolean packageOnSdcard = launcherApps.isAppEnabled( 2973 manager, pkg, PackageManager.GET_UNINSTALLED_PACKAGES); 2974 if (packageOnSdcard) { 2975 Launcher.addDumpLog(TAG, "Package found on sd-card: " + pkg, true); 2976 packagesUnavailable.add(pkg); 2977 } else { 2978 Launcher.addDumpLog(TAG, "Package not found: " + pkg, true); 2979 packagesRemoved.add(pkg); 2980 } 2981 } 2982 } 2983 if (!packagesRemoved.isEmpty()) { 2984 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_REMOVE, 2985 packagesRemoved.toArray(new String[packagesRemoved.size()]), user)); 2986 } 2987 if (!packagesUnavailable.isEmpty()) { 2988 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UNAVAILABLE, 2989 packagesUnavailable.toArray(new String[packagesUnavailable.size()]), user)); 2990 } 2991 } 2992 sPendingPackages.clear(); 2993 } 2994 } 2995 } 2996 2997 private class PackageUpdatedTask implements Runnable { 2998 int mOp; 2999 String[] mPackages; 3000 UserHandleCompat mUser; 3001 3002 public static final int OP_NONE = 0; 3003 public static final int OP_ADD = 1; 3004 public static final int OP_UPDATE = 2; 3005 public static final int OP_REMOVE = 3; // uninstlled 3006 public static final int OP_UNAVAILABLE = 4; // external media unmounted 3007 3008 3009 public PackageUpdatedTask(int op, String[] packages, UserHandleCompat user) { 3010 mOp = op; 3011 mPackages = packages; 3012 mUser = user; 3013 } 3014 3015 public void run() { 3016 if (!mHasLoaderCompletedOnce) { 3017 // Loader has not yet run. 3018 return; 3019 } 3020 final Context context = mApp.getContext(); 3021 3022 final String[] packages = mPackages; 3023 final int N = packages.length; 3024 switch (mOp) { 3025 case OP_ADD: { 3026 for (int i=0; i<N; i++) { 3027 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.addPackage " + packages[i]); 3028 mIconCache.updateIconsForPkg(packages[i], mUser); 3029 mBgAllAppsList.addPackage(context, packages[i], mUser); 3030 } 3031 3032 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 3033 if (heuristic != null) { 3034 heuristic.processPackageAdd(mPackages); 3035 } 3036 break; 3037 } 3038 case OP_UPDATE: 3039 for (int i=0; i<N; i++) { 3040 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.updatePackage " + packages[i]); 3041 mIconCache.updateIconsForPkg(packages[i], mUser); 3042 mBgAllAppsList.updatePackage(context, packages[i], mUser); 3043 mApp.getWidgetCache().removePackage(packages[i], mUser); 3044 } 3045 break; 3046 case OP_REMOVE: { 3047 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 3048 if (heuristic != null) { 3049 heuristic.processPackageRemoved(mPackages); 3050 } 3051 for (int i=0; i<N; i++) { 3052 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 3053 mIconCache.removeIconsForPkg(packages[i], mUser); 3054 } 3055 // Fall through 3056 } 3057 case OP_UNAVAILABLE: 3058 for (int i=0; i<N; i++) { 3059 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 3060 mBgAllAppsList.removePackage(packages[i], mUser); 3061 mApp.getWidgetCache().removePackage(packages[i], mUser); 3062 } 3063 break; 3064 } 3065 3066 ArrayList<AppInfo> added = null; 3067 ArrayList<AppInfo> modified = null; 3068 final ArrayList<AppInfo> removedApps = new ArrayList<AppInfo>(); 3069 3070 if (mBgAllAppsList.added.size() > 0) { 3071 added = new ArrayList<AppInfo>(mBgAllAppsList.added); 3072 mBgAllAppsList.added.clear(); 3073 } 3074 if (mBgAllAppsList.modified.size() > 0) { 3075 modified = new ArrayList<AppInfo>(mBgAllAppsList.modified); 3076 mBgAllAppsList.modified.clear(); 3077 } 3078 if (mBgAllAppsList.removed.size() > 0) { 3079 removedApps.addAll(mBgAllAppsList.removed); 3080 mBgAllAppsList.removed.clear(); 3081 } 3082 3083 final Callbacks callbacks = getCallback(); 3084 if (callbacks == null) { 3085 Log.w(TAG, "Nobody to tell about the new app. Launcher is probably loading."); 3086 return; 3087 } 3088 3089 final HashMap<ComponentName, AppInfo> addedOrUpdatedApps = 3090 new HashMap<ComponentName, AppInfo>(); 3091 3092 if (added != null) { 3093 addAppsToAllApps(context, added); 3094 for (AppInfo ai : added) { 3095 addedOrUpdatedApps.put(ai.componentName, ai); 3096 } 3097 } 3098 3099 if (modified != null) { 3100 final ArrayList<AppInfo> modifiedFinal = modified; 3101 for (AppInfo ai : modified) { 3102 addedOrUpdatedApps.put(ai.componentName, ai); 3103 } 3104 3105 mHandler.post(new Runnable() { 3106 public void run() { 3107 Callbacks cb = getCallback(); 3108 if (callbacks == cb && cb != null) { 3109 callbacks.bindAppsUpdated(modifiedFinal); 3110 } 3111 } 3112 }); 3113 } 3114 3115 // Update shortcut infos 3116 if (mOp == OP_ADD || mOp == OP_UPDATE) { 3117 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<ShortcutInfo>(); 3118 final ArrayList<ShortcutInfo> removedShortcuts = new ArrayList<ShortcutInfo>(); 3119 final ArrayList<LauncherAppWidgetInfo> widgets = new ArrayList<LauncherAppWidgetInfo>(); 3120 3121 HashSet<String> packageSet = new HashSet<String>(Arrays.asList(packages)); 3122 synchronized (sBgLock) { 3123 for (ItemInfo info : sBgItemsIdMap) { 3124 if (info instanceof ShortcutInfo && mUser.equals(info.user)) { 3125 ShortcutInfo si = (ShortcutInfo) info; 3126 boolean infoUpdated = false; 3127 boolean shortcutUpdated = false; 3128 3129 // Update shortcuts which use iconResource. 3130 if ((si.iconResource != null) 3131 && packageSet.contains(si.iconResource.packageName)) { 3132 Bitmap icon = Utilities.createIconBitmap( 3133 si.iconResource.packageName, 3134 si.iconResource.resourceName, context); 3135 if (icon != null) { 3136 si.setIcon(icon); 3137 si.usingFallbackIcon = false; 3138 infoUpdated = true; 3139 } 3140 } 3141 3142 ComponentName cn = si.getTargetComponent(); 3143 if (cn != null && packageSet.contains(cn.getPackageName())) { 3144 AppInfo appInfo = addedOrUpdatedApps.get(cn); 3145 3146 if (si.isPromise()) { 3147 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 3148 // Auto install icon 3149 PackageManager pm = context.getPackageManager(); 3150 ResolveInfo matched = pm.resolveActivity( 3151 new Intent(Intent.ACTION_MAIN) 3152 .setComponent(cn).addCategory(Intent.CATEGORY_LAUNCHER), 3153 PackageManager.MATCH_DEFAULT_ONLY); 3154 if (matched == null) { 3155 // Try to find the best match activity. 3156 Intent intent = pm.getLaunchIntentForPackage( 3157 cn.getPackageName()); 3158 if (intent != null) { 3159 cn = intent.getComponent(); 3160 appInfo = addedOrUpdatedApps.get(cn); 3161 } 3162 3163 if ((intent == null) || (appInfo == null)) { 3164 removedShortcuts.add(si); 3165 continue; 3166 } 3167 si.promisedIntent = intent; 3168 } 3169 } 3170 3171 // Restore the shortcut. 3172 if (appInfo != null) { 3173 si.flags = appInfo.flags; 3174 } 3175 3176 si.intent = si.promisedIntent; 3177 si.promisedIntent = null; 3178 si.status = ShortcutInfo.DEFAULT; 3179 infoUpdated = true; 3180 si.updateIcon(mIconCache); 3181 } 3182 3183 if (appInfo != null && Intent.ACTION_MAIN.equals(si.intent.getAction()) 3184 && si.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 3185 si.updateIcon(mIconCache); 3186 si.title = Utilities.trim(appInfo.title); 3187 si.contentDescription = appInfo.contentDescription; 3188 infoUpdated = true; 3189 } 3190 3191 if ((si.isDisabled & ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE) != 0) { 3192 // Since package was just updated, the target must be available now. 3193 si.isDisabled &= ~ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3194 shortcutUpdated = true; 3195 } 3196 } 3197 3198 if (infoUpdated || shortcutUpdated) { 3199 updatedShortcuts.add(si); 3200 } 3201 if (infoUpdated) { 3202 updateItemInDatabase(context, si); 3203 } 3204 } else if (info instanceof LauncherAppWidgetInfo) { 3205 LauncherAppWidgetInfo widgetInfo = (LauncherAppWidgetInfo) info; 3206 if (mUser.equals(widgetInfo.user) 3207 && widgetInfo.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) 3208 && packageSet.contains(widgetInfo.providerName.getPackageName())) { 3209 widgetInfo.restoreStatus &= 3210 ~LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY & 3211 ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 3212 widgets.add(widgetInfo); 3213 updateItemInDatabase(context, widgetInfo); 3214 } 3215 } 3216 } 3217 } 3218 3219 if (!updatedShortcuts.isEmpty() || !removedShortcuts.isEmpty()) { 3220 mHandler.post(new Runnable() { 3221 3222 public void run() { 3223 Callbacks cb = getCallback(); 3224 if (callbacks == cb && cb != null) { 3225 callbacks.bindShortcutsChanged( 3226 updatedShortcuts, removedShortcuts, mUser); 3227 } 3228 } 3229 }); 3230 if (!removedShortcuts.isEmpty()) { 3231 deleteItemsFromDatabase(context, removedShortcuts); 3232 } 3233 } 3234 if (!widgets.isEmpty()) { 3235 mHandler.post(new Runnable() { 3236 public void run() { 3237 Callbacks cb = getCallback(); 3238 if (callbacks == cb && cb != null) { 3239 callbacks.bindWidgetsRestored(widgets); 3240 } 3241 } 3242 }); 3243 } 3244 } 3245 3246 final ArrayList<String> removedPackageNames = 3247 new ArrayList<String>(); 3248 if (mOp == OP_REMOVE || mOp == OP_UNAVAILABLE) { 3249 // Mark all packages in the broadcast to be removed 3250 removedPackageNames.addAll(Arrays.asList(packages)); 3251 } else if (mOp == OP_UPDATE) { 3252 // Mark disabled packages in the broadcast to be removed 3253 for (int i=0; i<N; i++) { 3254 if (isPackageDisabled(context, packages[i], mUser)) { 3255 removedPackageNames.add(packages[i]); 3256 } 3257 } 3258 } 3259 3260 if (!removedPackageNames.isEmpty() || !removedApps.isEmpty()) { 3261 final int removeReason; 3262 if (mOp == OP_UNAVAILABLE) { 3263 removeReason = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3264 } else { 3265 // Remove all the components associated with this package 3266 for (String pn : removedPackageNames) { 3267 deletePackageFromDatabase(context, pn, mUser); 3268 } 3269 // Remove all the specific components 3270 for (AppInfo a : removedApps) { 3271 ArrayList<ItemInfo> infos = getItemInfoForComponentName(a.componentName, mUser); 3272 deleteItemsFromDatabase(context, infos); 3273 } 3274 removeReason = 0; 3275 } 3276 3277 // Remove any queued items from the install queue 3278 InstallShortcutReceiver.removeFromInstallQueue(context, removedPackageNames, mUser); 3279 // Call the components-removed callback 3280 mHandler.post(new Runnable() { 3281 public void run() { 3282 Callbacks cb = getCallback(); 3283 if (callbacks == cb && cb != null) { 3284 callbacks.bindComponentsRemoved( 3285 removedPackageNames, removedApps, mUser, removeReason); 3286 } 3287 } 3288 }); 3289 } 3290 3291 // onProvidersChanged method (API >= 17) already refreshed the widget list 3292 loadAndBindWidgetsAndShortcuts(context, callbacks, Build.VERSION.SDK_INT < 17); 3293 3294 // Write all the logs to disk 3295 mHandler.post(new Runnable() { 3296 public void run() { 3297 Callbacks cb = getCallback(); 3298 if (callbacks == cb && cb != null) { 3299 callbacks.dumpLogsToLocalData(); 3300 } 3301 } 3302 }); 3303 } 3304 } 3305 3306 public static List<LauncherAppWidgetProviderInfo> getWidgetProviders(Context context, 3307 boolean refresh) { 3308 ArrayList<LauncherAppWidgetProviderInfo> results = 3309 new ArrayList<LauncherAppWidgetProviderInfo>(); 3310 try { 3311 synchronized (sBgLock) { 3312 if (sBgWidgetProviders == null || refresh) { 3313 HashMap<ComponentKey, LauncherAppWidgetProviderInfo> tmpWidgetProviders 3314 = new HashMap<>(); 3315 AppWidgetManagerCompat wm = AppWidgetManagerCompat.getInstance(context); 3316 LauncherAppWidgetProviderInfo info; 3317 3318 List<AppWidgetProviderInfo> widgets = wm.getAllProviders(); 3319 for (AppWidgetProviderInfo pInfo : widgets) { 3320 info = LauncherAppWidgetProviderInfo.fromProviderInfo(context, pInfo); 3321 UserHandleCompat user = wm.getUser(info); 3322 tmpWidgetProviders.put(new ComponentKey(info.provider, user), info); 3323 } 3324 3325 Collection<CustomAppWidget> customWidgets = Launcher.getCustomAppWidgets().values(); 3326 for (CustomAppWidget widget : customWidgets) { 3327 info = new LauncherAppWidgetProviderInfo(context, widget); 3328 UserHandleCompat user = wm.getUser(info); 3329 tmpWidgetProviders.put(new ComponentKey(info.provider, user), info); 3330 } 3331 // Replace the global list at the very end, so that if there is an exception, 3332 // previously loaded provider list is used. 3333 sBgWidgetProviders = tmpWidgetProviders; 3334 } 3335 results.addAll(sBgWidgetProviders.values()); 3336 return results; 3337 } 3338 } catch (Exception e) { 3339 if (e.getCause() instanceof TransactionTooLargeException) { 3340 // the returned value may be incomplete and will not be refreshed until the next 3341 // time Launcher starts. 3342 // TODO: after figuring out a repro step, introduce a dirty bit to check when 3343 // onResume is called to refresh the widget provider list. 3344 synchronized (sBgLock) { 3345 if (sBgWidgetProviders != null) { 3346 results.addAll(sBgWidgetProviders.values()); 3347 } 3348 return results; 3349 } 3350 } else { 3351 throw e; 3352 } 3353 } 3354 } 3355 3356 public static LauncherAppWidgetProviderInfo getProviderInfo(Context ctx, ComponentName name, 3357 UserHandleCompat user) { 3358 synchronized (sBgLock) { 3359 if (sBgWidgetProviders == null) { 3360 getWidgetProviders(ctx, false /* refresh */); 3361 } 3362 return sBgWidgetProviders.get(new ComponentKey(name, user)); 3363 } 3364 } 3365 3366 public void loadAndBindWidgetsAndShortcuts(final Context context, final Callbacks callbacks, 3367 final boolean refresh) { 3368 3369 runOnWorkerThread(new Runnable() { 3370 @Override 3371 public void run() { 3372 updateWidgetsModel(context, refresh); 3373 final WidgetsModel model = mBgWidgetsModel.clone(); 3374 3375 mHandler.post(new Runnable() { 3376 @Override 3377 public void run() { 3378 Callbacks cb = getCallback(); 3379 if (callbacks == cb && cb != null) { 3380 callbacks.bindAllPackages(model); 3381 } 3382 } 3383 }); 3384 // update the Widget entries inside DB on the worker thread. 3385 LauncherAppState.getInstance().getWidgetCache().removeObsoletePreviews( 3386 model.getRawList()); 3387 } 3388 }); 3389 } 3390 3391 /** 3392 * Returns a list of ResolveInfos/AppWidgetInfos. 3393 * 3394 * @see #loadAndBindWidgetsAndShortcuts 3395 */ 3396 @Thunk void updateWidgetsModel(Context context, boolean refresh) { 3397 PackageManager packageManager = context.getPackageManager(); 3398 final ArrayList<Object> widgetsAndShortcuts = new ArrayList<Object>(); 3399 widgetsAndShortcuts.addAll(getWidgetProviders(context, refresh)); 3400 Intent shortcutsIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 3401 widgetsAndShortcuts.addAll(packageManager.queryIntentActivities(shortcutsIntent, 0)); 3402 mBgWidgetsModel.setWidgetsAndShortcuts(widgetsAndShortcuts); 3403 } 3404 3405 @Thunk static boolean isPackageDisabled(Context context, String packageName, 3406 UserHandleCompat user) { 3407 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3408 return !launcherApps.isPackageEnabledForProfile(packageName, user); 3409 } 3410 3411 public static boolean isValidPackageActivity(Context context, ComponentName cn, 3412 UserHandleCompat user) { 3413 if (cn == null) { 3414 return false; 3415 } 3416 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3417 if (!launcherApps.isPackageEnabledForProfile(cn.getPackageName(), user)) { 3418 return false; 3419 } 3420 return launcherApps.isActivityEnabledForProfile(cn, user); 3421 } 3422 3423 public static boolean isValidPackage(Context context, String packageName, 3424 UserHandleCompat user) { 3425 if (packageName == null) { 3426 return false; 3427 } 3428 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3429 return launcherApps.isPackageEnabledForProfile(packageName, user); 3430 } 3431 3432 /** 3433 * Make an ShortcutInfo object for a restored application or shortcut item that points 3434 * to a package that is not yet installed on the system. 3435 */ 3436 public ShortcutInfo getRestoredItemInfo(Cursor c, int titleIndex, Intent intent, 3437 int promiseType, int itemType, CursorIconInfo iconInfo, Context context) { 3438 final ShortcutInfo info = new ShortcutInfo(); 3439 info.user = UserHandleCompat.myUserHandle(); 3440 3441 Bitmap icon = iconInfo.loadIcon(c, info, context); 3442 // the fallback icon 3443 if (icon == null) { 3444 mIconCache.getTitleAndIcon(info, intent, info.user, false /* useLowResIcon */); 3445 } else { 3446 info.setIcon(icon); 3447 } 3448 3449 if ((promiseType & ShortcutInfo.FLAG_RESTORED_ICON) != 0) { 3450 String title = (c != null) ? c.getString(titleIndex) : null; 3451 if (!TextUtils.isEmpty(title)) { 3452 info.title = Utilities.trim(title); 3453 } 3454 } else if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 3455 if (TextUtils.isEmpty(info.title)) { 3456 info.title = (c != null) ? Utilities.trim(c.getString(titleIndex)) : ""; 3457 } 3458 } else { 3459 throw new InvalidParameterException("Invalid restoreType " + promiseType); 3460 } 3461 3462 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3463 info.itemType = itemType; 3464 info.promisedIntent = intent; 3465 info.status = promiseType; 3466 return info; 3467 } 3468 3469 /** 3470 * Make an Intent object for a restored application or shortcut item that points 3471 * to the market page for the item. 3472 */ 3473 @Thunk Intent getRestoredItemIntent(Cursor c, Context context, Intent intent) { 3474 ComponentName componentName = intent.getComponent(); 3475 return getMarketIntent(componentName.getPackageName()); 3476 } 3477 3478 static Intent getMarketIntent(String packageName) { 3479 return new Intent(Intent.ACTION_VIEW) 3480 .setData(new Uri.Builder() 3481 .scheme("market") 3482 .authority("details") 3483 .appendQueryParameter("id", packageName) 3484 .build()); 3485 } 3486 3487 /** 3488 * Make an ShortcutInfo object for a shortcut that is an application. 3489 * 3490 * If c is not null, then it will be used to fill in missing data like the title and icon. 3491 */ 3492 public ShortcutInfo getAppShortcutInfo(PackageManager manager, Intent intent, 3493 UserHandleCompat user, Context context, Cursor c, int iconIndex, int titleIndex, 3494 boolean allowMissingTarget, boolean useLowResIcon) { 3495 if (user == null) { 3496 Log.d(TAG, "Null user found in getShortcutInfo"); 3497 return null; 3498 } 3499 3500 ComponentName componentName = intent.getComponent(); 3501 if (componentName == null) { 3502 Log.d(TAG, "Missing component found in getShortcutInfo: " + componentName); 3503 return null; 3504 } 3505 3506 Intent newIntent = new Intent(intent.getAction(), null); 3507 newIntent.addCategory(Intent.CATEGORY_LAUNCHER); 3508 newIntent.setComponent(componentName); 3509 LauncherActivityInfoCompat lai = mLauncherApps.resolveActivity(newIntent, user); 3510 if ((lai == null) && !allowMissingTarget) { 3511 Log.d(TAG, "Missing activity found in getShortcutInfo: " + componentName); 3512 return null; 3513 } 3514 3515 final ShortcutInfo info = new ShortcutInfo(); 3516 mIconCache.getTitleAndIcon(info, componentName, lai, user, false, useLowResIcon); 3517 if (mIconCache.isDefaultIcon(info.getIcon(mIconCache), user) && c != null) { 3518 Bitmap icon = Utilities.createIconBitmap(c, iconIndex, context); 3519 info.setIcon(icon == null ? mIconCache.getDefaultIcon(user) : icon); 3520 } 3521 3522 // from the db 3523 if (TextUtils.isEmpty(info.title) && c != null) { 3524 info.title = Utilities.trim(c.getString(titleIndex)); 3525 } 3526 3527 // fall back to the class name of the activity 3528 if (info.title == null) { 3529 info.title = componentName.getClassName(); 3530 } 3531 3532 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_APPLICATION; 3533 info.user = user; 3534 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3535 if (lai != null) { 3536 info.flags = AppInfo.initFlags(lai); 3537 } 3538 return info; 3539 } 3540 3541 static ArrayList<ItemInfo> filterItemInfos(Iterable<ItemInfo> infos, 3542 ItemInfoFilter f) { 3543 HashSet<ItemInfo> filtered = new HashSet<ItemInfo>(); 3544 for (ItemInfo i : infos) { 3545 if (i instanceof ShortcutInfo) { 3546 ShortcutInfo info = (ShortcutInfo) i; 3547 ComponentName cn = info.getTargetComponent(); 3548 if (cn != null && f.filterItem(null, info, cn)) { 3549 filtered.add(info); 3550 } 3551 } else if (i instanceof FolderInfo) { 3552 FolderInfo info = (FolderInfo) i; 3553 for (ShortcutInfo s : info.contents) { 3554 ComponentName cn = s.getTargetComponent(); 3555 if (cn != null && f.filterItem(info, s, cn)) { 3556 filtered.add(s); 3557 } 3558 } 3559 } else if (i instanceof LauncherAppWidgetInfo) { 3560 LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) i; 3561 ComponentName cn = info.providerName; 3562 if (cn != null && f.filterItem(null, info, cn)) { 3563 filtered.add(info); 3564 } 3565 } 3566 } 3567 return new ArrayList<ItemInfo>(filtered); 3568 } 3569 3570 @Thunk ArrayList<ItemInfo> getItemInfoForComponentName(final ComponentName cname, 3571 final UserHandleCompat user) { 3572 ItemInfoFilter filter = new ItemInfoFilter() { 3573 @Override 3574 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 3575 if (info.user == null) { 3576 return cn.equals(cname); 3577 } else { 3578 return cn.equals(cname) && info.user.equals(user); 3579 } 3580 } 3581 }; 3582 return filterItemInfos(sBgItemsIdMap, filter); 3583 } 3584 3585 /** 3586 * Make an ShortcutInfo object for a shortcut that isn't an application. 3587 */ 3588 @Thunk ShortcutInfo getShortcutInfo(Cursor c, Context context, 3589 int titleIndex, CursorIconInfo iconInfo) { 3590 final ShortcutInfo info = new ShortcutInfo(); 3591 // Non-app shortcuts are only supported for current user. 3592 info.user = UserHandleCompat.myUserHandle(); 3593 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT; 3594 3595 // TODO: If there's an explicit component and we can't install that, delete it. 3596 3597 info.title = Utilities.trim(c.getString(titleIndex)); 3598 3599 Bitmap icon = iconInfo.loadIcon(c, info, context); 3600 // the fallback icon 3601 if (icon == null) { 3602 icon = mIconCache.getDefaultIcon(info.user); 3603 info.usingFallbackIcon = true; 3604 } 3605 info.setIcon(icon); 3606 return info; 3607 } 3608 3609 ShortcutInfo infoFromShortcutIntent(Context context, Intent data) { 3610 Intent intent = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_INTENT); 3611 String name = data.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 3612 Parcelable bitmap = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON); 3613 3614 if (intent == null) { 3615 // If the intent is null, we can't construct a valid ShortcutInfo, so we return null 3616 Log.e(TAG, "Can't construct ShorcutInfo with null intent"); 3617 return null; 3618 } 3619 3620 Bitmap icon = null; 3621 boolean customIcon = false; 3622 ShortcutIconResource iconResource = null; 3623 3624 if (bitmap instanceof Bitmap) { 3625 icon = Utilities.createIconBitmap((Bitmap) bitmap, context); 3626 customIcon = true; 3627 } else { 3628 Parcelable extra = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE); 3629 if (extra instanceof ShortcutIconResource) { 3630 iconResource = (ShortcutIconResource) extra; 3631 icon = Utilities.createIconBitmap(iconResource.packageName, 3632 iconResource.resourceName, context); 3633 } 3634 } 3635 3636 final ShortcutInfo info = new ShortcutInfo(); 3637 3638 // Only support intents for current user for now. Intents sent from other 3639 // users wouldn't get here without intent forwarding anyway. 3640 info.user = UserHandleCompat.myUserHandle(); 3641 if (icon == null) { 3642 icon = mIconCache.getDefaultIcon(info.user); 3643 info.usingFallbackIcon = true; 3644 } 3645 info.setIcon(icon); 3646 3647 info.title = Utilities.trim(name); 3648 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3649 info.intent = intent; 3650 info.customIcon = customIcon; 3651 info.iconResource = iconResource; 3652 3653 return info; 3654 } 3655 3656 /** 3657 * Return an existing FolderInfo object if we have encountered this ID previously, 3658 * or make a new one. 3659 */ 3660 @Thunk static FolderInfo findOrMakeFolder(LongArrayMap<FolderInfo> folders, long id) { 3661 // See if a placeholder was created for us already 3662 FolderInfo folderInfo = folders.get(id); 3663 if (folderInfo == null) { 3664 // No placeholder -- create a new instance 3665 folderInfo = new FolderInfo(); 3666 folders.put(id, folderInfo); 3667 } 3668 return folderInfo; 3669 } 3670 3671 3672 static boolean isValidProvider(AppWidgetProviderInfo provider) { 3673 return (provider != null) && (provider.provider != null) 3674 && (provider.provider.getPackageName() != null); 3675 } 3676 3677 public void dumpState() { 3678 Log.d(TAG, "mCallbacks=" + mCallbacks); 3679 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.data", mBgAllAppsList.data); 3680 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.added", mBgAllAppsList.added); 3681 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.removed", mBgAllAppsList.removed); 3682 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.modified", mBgAllAppsList.modified); 3683 if (mLoaderTask != null) { 3684 mLoaderTask.dumpState(); 3685 } else { 3686 Log.d(TAG, "mLoaderTask=null"); 3687 } 3688 } 3689 3690 public Callbacks getCallback() { 3691 return mCallbacks != null ? mCallbacks.get() : null; 3692 } 3693 3694 /** 3695 * @return {@link FolderInfo} if its already loaded. 3696 */ 3697 public FolderInfo findFolderById(Long folderId) { 3698 synchronized (sBgLock) { 3699 return sBgFolders.get(folderId); 3700 } 3701 } 3702 3703 /** 3704 * @return the looper for the worker thread which can be used to start background tasks. 3705 */ 3706 public static Looper getWorkerLooper() { 3707 return sWorkerThread.getLooper(); 3708 } 3709} 3710