LauncherModel.java revision 31860581536b3fee0221456a2dcc5d6d6f2b7e15
1/* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.launcher3; 18 19import android.app.SearchManager; 20import android.appwidget.AppWidgetManager; 21import android.appwidget.AppWidgetProviderInfo; 22import android.content.BroadcastReceiver; 23import android.content.ComponentName; 24import android.content.ContentProviderOperation; 25import android.content.ContentResolver; 26import android.content.ContentValues; 27import android.content.Context; 28import android.content.Intent; 29import android.content.Intent.ShortcutIconResource; 30import android.content.IntentFilter; 31import android.content.pm.PackageManager; 32import android.content.pm.ProviderInfo; 33import android.content.pm.ResolveInfo; 34import android.database.Cursor; 35import android.graphics.Bitmap; 36import android.net.Uri; 37import android.os.DeadObjectException; 38import android.os.Environment; 39import android.os.Handler; 40import android.os.HandlerThread; 41import android.os.Looper; 42import android.os.Parcelable; 43import android.os.Process; 44import android.os.SystemClock; 45import android.os.TransactionTooLargeException; 46import android.provider.BaseColumns; 47import android.text.TextUtils; 48import android.util.Log; 49import android.util.LongSparseArray; 50import android.util.Pair; 51 52import com.android.launcher3.compat.AppWidgetManagerCompat; 53import com.android.launcher3.compat.LauncherActivityInfoCompat; 54import com.android.launcher3.compat.LauncherAppsCompat; 55import com.android.launcher3.compat.PackageInstallerCompat; 56import com.android.launcher3.compat.PackageInstallerCompat.PackageInstallInfo; 57import com.android.launcher3.compat.UserHandleCompat; 58import com.android.launcher3.compat.UserManagerCompat; 59import com.android.launcher3.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 // sBgShortcutProviders is the set of custom shortcut providers 174 public static List<ResolveInfo> sBgShortcutProviders; 175 176 // sPendingPackages is a set of packages which could be on sdcard and are not available yet 177 static final HashMap<UserHandleCompat, HashSet<String>> sPendingPackages = 178 new HashMap<UserHandleCompat, HashSet<String>>(); 179 180 // </ only access in worker thread > 181 182 @Thunk IconCache mIconCache; 183 184 @Thunk final LauncherAppsCompat mLauncherApps; 185 @Thunk final UserManagerCompat mUserManager; 186 187 public interface Callbacks { 188 public boolean setLoadOnResume(); 189 public int getCurrentWorkspaceScreen(); 190 public void startBinding(); 191 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end, 192 boolean forceAnimateIcons); 193 public void bindScreens(ArrayList<Long> orderedScreenIds); 194 public void bindAddScreens(ArrayList<Long> orderedScreenIds); 195 public void bindFolders(LongArrayMap<FolderInfo> folders); 196 public void finishBindingItems(); 197 public void bindAppWidget(LauncherAppWidgetInfo info); 198 public void bindAllApplications(ArrayList<AppInfo> apps); 199 public void bindAppsAdded(ArrayList<Long> newScreens, 200 ArrayList<ItemInfo> addNotAnimated, 201 ArrayList<ItemInfo> addAnimated, 202 ArrayList<AppInfo> addedApps); 203 public void bindAppsUpdated(ArrayList<AppInfo> apps); 204 public void bindShortcutsChanged(ArrayList<ShortcutInfo> updated, 205 ArrayList<ShortcutInfo> removed, UserHandleCompat user); 206 public void bindWidgetsRestored(ArrayList<LauncherAppWidgetInfo> widgets); 207 public void bindRestoreItemsChange(HashSet<ItemInfo> updates); 208 public void bindComponentsRemoved(ArrayList<String> packageNames, 209 ArrayList<AppInfo> appInfos, UserHandleCompat user, int reason); 210 public void bindAllPackages(WidgetsModel model); 211 public void bindSearchProviderChanged(); 212 public boolean isAllAppsButtonRank(int rank); 213 public void onPageBoundSynchronously(int page); 214 public void dumpLogsToLocalData(); 215 } 216 217 public interface ItemInfoFilter { 218 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn); 219 } 220 221 LauncherModel(LauncherAppState app, IconCache iconCache, AppFilter appFilter) { 222 Context context = app.getContext(); 223 224 mAppsCanBeOnRemoveableStorage = Environment.isExternalStorageRemovable(); 225 String oldProvider = context.getString(R.string.old_launcher_provider_uri); 226 // This may be the same as MIGRATE_AUTHORITY, or it may be replaced by a different 227 // resource string. 228 String redirectAuthority = Uri.parse(oldProvider).getAuthority(); 229 ProviderInfo providerInfo = 230 context.getPackageManager().resolveContentProvider(MIGRATE_AUTHORITY, 0); 231 ProviderInfo redirectProvider = 232 context.getPackageManager().resolveContentProvider(redirectAuthority, 0); 233 234 Log.d(TAG, "Old launcher provider: " + oldProvider); 235 mOldContentProviderExists = (providerInfo != null) && (redirectProvider != null); 236 237 if (mOldContentProviderExists) { 238 Log.d(TAG, "Old launcher provider exists."); 239 } else { 240 Log.d(TAG, "Old launcher provider does not exist."); 241 } 242 243 mApp = app; 244 mBgAllAppsList = new AllAppsList(iconCache, appFilter); 245 mBgWidgetsModel = new WidgetsModel(context, iconCache, appFilter); 246 mIconCache = iconCache; 247 248 mLauncherApps = LauncherAppsCompat.getInstance(context); 249 mUserManager = UserManagerCompat.getInstance(context); 250 } 251 252 /** Runs the specified runnable immediately if called from the main thread, otherwise it is 253 * posted on the main thread handler. */ 254 @Thunk void runOnMainThread(Runnable r) { 255 if (sWorkerThread.getThreadId() == Process.myTid()) { 256 // If we are on the worker thread, post onto the main handler 257 mHandler.post(r); 258 } else { 259 r.run(); 260 } 261 } 262 263 /** Runs the specified runnable immediately if called from the worker thread, otherwise it is 264 * posted on the worker thread handler. */ 265 @Thunk static void runOnWorkerThread(Runnable r) { 266 if (sWorkerThread.getThreadId() == Process.myTid()) { 267 r.run(); 268 } else { 269 // If we are not on the worker thread, then post to the worker handler 270 sWorker.post(r); 271 } 272 } 273 274 boolean canMigrateFromOldLauncherDb(Launcher launcher) { 275 return mOldContentProviderExists && !launcher.isLauncherPreinstalled() ; 276 } 277 278 public void setPackageState(final PackageInstallInfo installInfo) { 279 Runnable updateRunnable = new Runnable() { 280 281 @Override 282 public void run() { 283 synchronized (sBgLock) { 284 final HashSet<ItemInfo> updates = new HashSet<>(); 285 286 if (installInfo.state == PackageInstallerCompat.STATUS_INSTALLED) { 287 // Ignore install success events as they are handled by Package add events. 288 return; 289 } 290 291 for (ItemInfo info : sBgItemsIdMap) { 292 if (info instanceof ShortcutInfo) { 293 ShortcutInfo si = (ShortcutInfo) info; 294 ComponentName cn = si.getTargetComponent(); 295 if (si.isPromise() && (cn != null) 296 && installInfo.packageName.equals(cn.getPackageName())) { 297 si.setInstallProgress(installInfo.progress); 298 299 if (installInfo.state == PackageInstallerCompat.STATUS_FAILED) { 300 // Mark this info as broken. 301 si.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 302 } 303 updates.add(si); 304 } 305 } 306 } 307 308 for (LauncherAppWidgetInfo widget : sBgAppWidgets) { 309 if (widget.providerName.getPackageName().equals(installInfo.packageName)) { 310 widget.installProgress = installInfo.progress; 311 updates.add(widget); 312 } 313 } 314 315 if (!updates.isEmpty()) { 316 // Push changes to the callback. 317 Runnable r = new Runnable() { 318 public void run() { 319 Callbacks callbacks = getCallback(); 320 if (callbacks != null) { 321 callbacks.bindRestoreItemsChange(updates); 322 } 323 } 324 }; 325 mHandler.post(r); 326 } 327 } 328 } 329 }; 330 runOnWorkerThread(updateRunnable); 331 } 332 333 /** 334 * Updates the icons and label of all pending icons for the provided package name. 335 */ 336 public void updateSessionDisplayInfo(final String packageName) { 337 Runnable updateRunnable = new Runnable() { 338 339 @Override 340 public void run() { 341 synchronized (sBgLock) { 342 final ArrayList<ShortcutInfo> updates = new ArrayList<>(); 343 final UserHandleCompat user = UserHandleCompat.myUserHandle(); 344 345 for (ItemInfo info : sBgItemsIdMap) { 346 if (info instanceof ShortcutInfo) { 347 ShortcutInfo si = (ShortcutInfo) info; 348 ComponentName cn = si.getTargetComponent(); 349 if (si.isPromise() && (cn != null) 350 && packageName.equals(cn.getPackageName())) { 351 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 352 // For auto install apps update the icon as well as label. 353 mIconCache.getTitleAndIcon(si, 354 si.promisedIntent, user, 355 si.shouldUseLowResIcon()); 356 } else { 357 // Only update the icon for restored apps. 358 si.updateIcon(mIconCache); 359 } 360 updates.add(si); 361 } 362 } 363 } 364 365 if (!updates.isEmpty()) { 366 // Push changes to the callback. 367 Runnable r = new Runnable() { 368 public void run() { 369 Callbacks callbacks = getCallback(); 370 if (callbacks != null) { 371 callbacks.bindShortcutsChanged(updates, 372 new ArrayList<ShortcutInfo>(), user); 373 } 374 } 375 }; 376 mHandler.post(r); 377 } 378 } 379 } 380 }; 381 runOnWorkerThread(updateRunnable); 382 } 383 384 public void addAppsToAllApps(final Context ctx, final ArrayList<AppInfo> allAppsApps) { 385 final Callbacks callbacks = getCallback(); 386 387 if (allAppsApps == null) { 388 throw new RuntimeException("allAppsApps must not be null"); 389 } 390 if (allAppsApps.isEmpty()) { 391 return; 392 } 393 394 // Process the newly added applications and add them to the database first 395 Runnable r = new Runnable() { 396 public void run() { 397 runOnMainThread(new Runnable() { 398 public void run() { 399 Callbacks cb = getCallback(); 400 if (callbacks == cb && cb != null) { 401 callbacks.bindAppsAdded(null, null, null, allAppsApps); 402 } 403 } 404 }); 405 } 406 }; 407 runOnWorkerThread(r); 408 } 409 410 private static boolean findNextAvailableIconSpaceInScreen(ArrayList<ItemInfo> occupiedPos, 411 int[] xy, int spanX, int spanY) { 412 LauncherAppState app = LauncherAppState.getInstance(); 413 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 414 final int xCount = (int) profile.numColumns; 415 final int yCount = (int) profile.numRows; 416 boolean[][] occupied = new boolean[xCount][yCount]; 417 if (occupiedPos != null) { 418 for (ItemInfo r : occupiedPos) { 419 int right = r.cellX + r.spanX; 420 int bottom = r.cellY + r.spanY; 421 for (int x = r.cellX; 0 <= x && x < right && x < xCount; x++) { 422 for (int y = r.cellY; 0 <= y && y < bottom && y < yCount; y++) { 423 occupied[x][y] = true; 424 } 425 } 426 } 427 } 428 return Utilities.findVacantCell(xy, spanX, spanY, xCount, yCount, occupied); 429 } 430 431 /** 432 * Find a position on the screen for the given size or adds a new screen. 433 * @return screenId and the coordinates for the item. 434 */ 435 @Thunk Pair<Long, int[]> findSpaceForItem( 436 Context context, 437 ArrayList<Long> workspaceScreens, 438 ArrayList<Long> addedWorkspaceScreensFinal, 439 int spanX, int spanY) { 440 LongSparseArray<ArrayList<ItemInfo>> screenItems = new LongSparseArray<>(); 441 442 // Use sBgItemsIdMap as all the items are already loaded. 443 assertWorkspaceLoaded(); 444 synchronized (sBgLock) { 445 for (ItemInfo info : sBgItemsIdMap) { 446 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 447 ArrayList<ItemInfo> items = screenItems.get(info.screenId); 448 if (items == null) { 449 items = new ArrayList<>(); 450 screenItems.put(info.screenId, items); 451 } 452 items.add(info); 453 } 454 } 455 } 456 457 // Find appropriate space for the item. 458 long screenId = 0; 459 int[] cordinates = new int[2]; 460 boolean found = false; 461 462 int screenCount = workspaceScreens.size(); 463 // First check the preferred screen. 464 int preferredScreenIndex = workspaceScreens.isEmpty() ? 0 : 1; 465 if (preferredScreenIndex < screenCount) { 466 screenId = workspaceScreens.get(preferredScreenIndex); 467 found = findNextAvailableIconSpaceInScreen( 468 screenItems.get(screenId), cordinates, spanX, spanY); 469 } 470 471 if (!found) { 472 // Search on any of the screens starting from the first screen. 473 for (int screen = 1; screen < screenCount; screen++) { 474 screenId = workspaceScreens.get(screen); 475 if (findNextAvailableIconSpaceInScreen( 476 screenItems.get(screenId), cordinates, spanX, spanY)) { 477 // We found a space for it 478 found = true; 479 break; 480 } 481 } 482 } 483 484 if (!found) { 485 // Still no position found. Add a new screen to the end. 486 screenId = LauncherAppState.getLauncherProvider().generateNewScreenId(); 487 488 // Save the screen id for binding in the workspace 489 workspaceScreens.add(screenId); 490 addedWorkspaceScreensFinal.add(screenId); 491 492 // If we still can't find an empty space, then God help us all!!! 493 if (!findNextAvailableIconSpaceInScreen( 494 screenItems.get(screenId), cordinates, spanX, spanY)) { 495 throw new RuntimeException("Can't find space to add the item"); 496 } 497 } 498 return Pair.create(screenId, cordinates); 499 } 500 501 /** 502 * Adds the provided items to the workspace. 503 */ 504 public void addAndBindAddedWorkspaceItems(final Context context, 505 final ArrayList<? extends ItemInfo> workspaceApps) { 506 final Callbacks callbacks = getCallback(); 507 if (workspaceApps.isEmpty()) { 508 return; 509 } 510 // Process the newly added applications and add them to the database first 511 Runnable r = new Runnable() { 512 public void run() { 513 final ArrayList<ItemInfo> addedShortcutsFinal = new ArrayList<ItemInfo>(); 514 final ArrayList<Long> addedWorkspaceScreensFinal = new ArrayList<Long>(); 515 516 // Get the list of workspace screens. We need to append to this list and 517 // can not use sBgWorkspaceScreens because loadWorkspace() may not have been 518 // called. 519 ArrayList<Long> workspaceScreens = loadWorkspaceScreensDb(context); 520 synchronized(sBgLock) { 521 for (ItemInfo item : workspaceApps) { 522 if (item instanceof ShortcutInfo) { 523 // Short-circuit this logic if the icon exists somewhere on the workspace 524 if (shortcutExists(context, item.getIntent(), item.user)) { 525 continue; 526 } 527 } 528 529 // Find appropriate space for the item. 530 Pair<Long, int[]> coords = findSpaceForItem(context, 531 workspaceScreens, addedWorkspaceScreensFinal, 532 1, 1); 533 long screenId = coords.first; 534 int[] cordinates = coords.second; 535 536 ItemInfo itemInfo; 537 if (item instanceof ShortcutInfo || item instanceof FolderInfo) { 538 itemInfo = item; 539 } else if (item instanceof AppInfo) { 540 itemInfo = ((AppInfo) item).makeShortcut(); 541 } else { 542 throw new RuntimeException("Unexpected info type"); 543 } 544 545 // Add the shortcut to the db 546 addItemToDatabase(context, itemInfo, 547 LauncherSettings.Favorites.CONTAINER_DESKTOP, 548 screenId, cordinates[0], cordinates[1]); 549 // Save the ShortcutInfo for binding in the workspace 550 addedShortcutsFinal.add(itemInfo); 551 } 552 } 553 554 // Update the workspace screens 555 updateWorkspaceScreenOrder(context, workspaceScreens); 556 557 if (!addedShortcutsFinal.isEmpty()) { 558 runOnMainThread(new Runnable() { 559 public void run() { 560 Callbacks cb = getCallback(); 561 if (callbacks == cb && cb != null) { 562 final ArrayList<ItemInfo> addAnimated = new ArrayList<ItemInfo>(); 563 final ArrayList<ItemInfo> addNotAnimated = new ArrayList<ItemInfo>(); 564 if (!addedShortcutsFinal.isEmpty()) { 565 ItemInfo info = addedShortcutsFinal.get(addedShortcutsFinal.size() - 1); 566 long lastScreenId = info.screenId; 567 for (ItemInfo i : addedShortcutsFinal) { 568 if (i.screenId == lastScreenId) { 569 addAnimated.add(i); 570 } else { 571 addNotAnimated.add(i); 572 } 573 } 574 } 575 callbacks.bindAppsAdded(addedWorkspaceScreensFinal, 576 addNotAnimated, addAnimated, null); 577 } 578 } 579 }); 580 } 581 } 582 }; 583 runOnWorkerThread(r); 584 } 585 586 private void unbindItemInfosAndClearQueuedBindRunnables() { 587 if (sWorkerThread.getThreadId() == Process.myTid()) { 588 throw new RuntimeException("Expected unbindLauncherItemInfos() to be called from the " + 589 "main thread"); 590 } 591 592 // Clear any deferred bind runnables 593 synchronized (mDeferredBindRunnables) { 594 mDeferredBindRunnables.clear(); 595 } 596 597 // Remove any queued UI runnables 598 mHandler.cancelAll(); 599 // Unbind all the workspace items 600 unbindWorkspaceItemsOnMainThread(); 601 } 602 603 /** Unbinds all the sBgWorkspaceItems and sBgAppWidgets on the main thread */ 604 void unbindWorkspaceItemsOnMainThread() { 605 // Ensure that we don't use the same workspace items data structure on the main thread 606 // by making a copy of workspace items first. 607 final ArrayList<ItemInfo> tmpItems = new ArrayList<ItemInfo>(); 608 synchronized (sBgLock) { 609 tmpItems.addAll(sBgWorkspaceItems); 610 tmpItems.addAll(sBgAppWidgets); 611 } 612 Runnable r = new Runnable() { 613 @Override 614 public void run() { 615 for (ItemInfo item : tmpItems) { 616 item.unbind(); 617 } 618 } 619 }; 620 runOnMainThread(r); 621 } 622 623 /** 624 * Adds an item to the DB if it was not created previously, or move it to a new 625 * <container, screen, cellX, cellY> 626 */ 627 static void addOrMoveItemInDatabase(Context context, ItemInfo item, long container, 628 long screenId, int cellX, int cellY) { 629 if (item.container == ItemInfo.NO_ID) { 630 // From all apps 631 addItemToDatabase(context, item, container, screenId, cellX, cellY); 632 } else { 633 // From somewhere else 634 moveItemInDatabase(context, item, container, screenId, cellX, cellY); 635 } 636 } 637 638 static void checkItemInfoLocked( 639 final long itemId, final ItemInfo item, StackTraceElement[] stackTrace) { 640 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 641 if (modelItem != null && item != modelItem) { 642 // check all the data is consistent 643 if (modelItem instanceof ShortcutInfo && item instanceof ShortcutInfo) { 644 ShortcutInfo modelShortcut = (ShortcutInfo) modelItem; 645 ShortcutInfo shortcut = (ShortcutInfo) item; 646 if (modelShortcut.title.toString().equals(shortcut.title.toString()) && 647 modelShortcut.intent.filterEquals(shortcut.intent) && 648 modelShortcut.id == shortcut.id && 649 modelShortcut.itemType == shortcut.itemType && 650 modelShortcut.container == shortcut.container && 651 modelShortcut.screenId == shortcut.screenId && 652 modelShortcut.cellX == shortcut.cellX && 653 modelShortcut.cellY == shortcut.cellY && 654 modelShortcut.spanX == shortcut.spanX && 655 modelShortcut.spanY == shortcut.spanY && 656 ((modelShortcut.dropPos == null && shortcut.dropPos == null) || 657 (modelShortcut.dropPos != null && 658 shortcut.dropPos != null && 659 modelShortcut.dropPos[0] == shortcut.dropPos[0] && 660 modelShortcut.dropPos[1] == shortcut.dropPos[1]))) { 661 // For all intents and purposes, this is the same object 662 return; 663 } 664 } 665 666 // the modelItem needs to match up perfectly with item if our model is 667 // to be consistent with the database-- for now, just require 668 // modelItem == item or the equality check above 669 String msg = "item: " + ((item != null) ? item.toString() : "null") + 670 "modelItem: " + 671 ((modelItem != null) ? modelItem.toString() : "null") + 672 "Error: ItemInfo passed to checkItemInfo doesn't match original"; 673 RuntimeException e = new RuntimeException(msg); 674 if (stackTrace != null) { 675 e.setStackTrace(stackTrace); 676 } 677 throw e; 678 } 679 } 680 681 static void checkItemInfo(final ItemInfo item) { 682 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 683 final long itemId = item.id; 684 Runnable r = new Runnable() { 685 public void run() { 686 synchronized (sBgLock) { 687 checkItemInfoLocked(itemId, item, stackTrace); 688 } 689 } 690 }; 691 runOnWorkerThread(r); 692 } 693 694 static void updateItemInDatabaseHelper(Context context, final ContentValues values, 695 final ItemInfo item, final String callingFunction) { 696 final long itemId = item.id; 697 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId); 698 final ContentResolver cr = context.getContentResolver(); 699 700 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 701 Runnable r = new Runnable() { 702 public void run() { 703 cr.update(uri, values, null, null); 704 updateItemArrays(item, itemId, stackTrace); 705 } 706 }; 707 runOnWorkerThread(r); 708 } 709 710 static void updateItemsInDatabaseHelper(Context context, final ArrayList<ContentValues> valuesList, 711 final ArrayList<ItemInfo> items, final String callingFunction) { 712 final ContentResolver cr = context.getContentResolver(); 713 714 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 715 Runnable r = new Runnable() { 716 public void run() { 717 ArrayList<ContentProviderOperation> ops = 718 new ArrayList<ContentProviderOperation>(); 719 int count = items.size(); 720 for (int i = 0; i < count; i++) { 721 ItemInfo item = items.get(i); 722 final long itemId = item.id; 723 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId); 724 ContentValues values = valuesList.get(i); 725 726 ops.add(ContentProviderOperation.newUpdate(uri).withValues(values).build()); 727 updateItemArrays(item, itemId, stackTrace); 728 729 } 730 try { 731 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 732 } catch (Exception e) { 733 e.printStackTrace(); 734 } 735 } 736 }; 737 runOnWorkerThread(r); 738 } 739 740 static void updateItemArrays(ItemInfo item, long itemId, StackTraceElement[] stackTrace) { 741 // Lock on mBgLock *after* the db operation 742 synchronized (sBgLock) { 743 checkItemInfoLocked(itemId, item, stackTrace); 744 745 if (item.container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 746 item.container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 747 // Item is in a folder, make sure this folder exists 748 if (!sBgFolders.containsKey(item.container)) { 749 // An items container is being set to a that of an item which is not in 750 // the list of Folders. 751 String msg = "item: " + item + " container being set to: " + 752 item.container + ", not in the list of folders"; 753 Log.e(TAG, msg); 754 } 755 } 756 757 // Items are added/removed from the corresponding FolderInfo elsewhere, such 758 // as in Workspace.onDrop. Here, we just add/remove them from the list of items 759 // that are on the desktop, as appropriate 760 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 761 if (modelItem != null && 762 (modelItem.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 763 modelItem.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT)) { 764 switch (modelItem.itemType) { 765 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 766 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 767 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 768 if (!sBgWorkspaceItems.contains(modelItem)) { 769 sBgWorkspaceItems.add(modelItem); 770 } 771 break; 772 default: 773 break; 774 } 775 } else { 776 sBgWorkspaceItems.remove(modelItem); 777 } 778 } 779 } 780 781 /** 782 * Move an item in the DB to a new <container, screen, cellX, cellY> 783 */ 784 public static void moveItemInDatabase(Context context, final ItemInfo item, final long container, 785 final long screenId, final int cellX, final int cellY) { 786 item.container = container; 787 item.cellX = cellX; 788 item.cellY = cellY; 789 790 // We store hotseat items in canonical form which is this orientation invariant position 791 // in the hotseat 792 if (context instanceof Launcher && screenId < 0 && 793 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 794 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 795 } else { 796 item.screenId = screenId; 797 } 798 799 final ContentValues values = new ContentValues(); 800 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 801 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 802 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 803 values.put(LauncherSettings.Favorites.RANK, item.rank); 804 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 805 806 updateItemInDatabaseHelper(context, values, item, "moveItemInDatabase"); 807 } 808 809 /** 810 * Move items in the DB to a new <container, screen, cellX, cellY>. We assume that the 811 * cellX, cellY have already been updated on the ItemInfos. 812 */ 813 static void moveItemsInDatabase(Context context, final ArrayList<ItemInfo> items, 814 final long container, final int screen) { 815 816 ArrayList<ContentValues> contentValues = new ArrayList<ContentValues>(); 817 int count = items.size(); 818 819 for (int i = 0; i < count; i++) { 820 ItemInfo item = items.get(i); 821 item.container = container; 822 823 // We store hotseat items in canonical form which is this orientation invariant position 824 // in the hotseat 825 if (context instanceof Launcher && screen < 0 && 826 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 827 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(item.cellX, 828 item.cellY); 829 } else { 830 item.screenId = screen; 831 } 832 833 final ContentValues values = new ContentValues(); 834 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 835 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 836 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 837 values.put(LauncherSettings.Favorites.RANK, item.rank); 838 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 839 840 contentValues.add(values); 841 } 842 updateItemsInDatabaseHelper(context, contentValues, items, "moveItemInDatabase"); 843 } 844 845 /** 846 * Move and/or resize item in the DB to a new <container, screen, cellX, cellY, spanX, spanY> 847 */ 848 static void modifyItemInDatabase(Context context, final ItemInfo item, final long container, 849 final long screenId, final int cellX, final int cellY, final int spanX, final int spanY) { 850 item.container = container; 851 item.cellX = cellX; 852 item.cellY = cellY; 853 item.spanX = spanX; 854 item.spanY = spanY; 855 856 // We store hotseat items in canonical form which is this orientation invariant position 857 // in the hotseat 858 if (context instanceof Launcher && screenId < 0 && 859 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 860 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 861 } else { 862 item.screenId = screenId; 863 } 864 865 final ContentValues values = new ContentValues(); 866 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 867 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 868 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 869 values.put(LauncherSettings.Favorites.RANK, item.rank); 870 values.put(LauncherSettings.Favorites.SPANX, item.spanX); 871 values.put(LauncherSettings.Favorites.SPANY, item.spanY); 872 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 873 874 updateItemInDatabaseHelper(context, values, item, "modifyItemInDatabase"); 875 } 876 877 /** 878 * Update an item to the database in a specified container. 879 */ 880 public static void updateItemInDatabase(Context context, final ItemInfo item) { 881 final ContentValues values = new ContentValues(); 882 item.onAddToDatabase(context, values); 883 updateItemInDatabaseHelper(context, values, item, "updateItemInDatabase"); 884 } 885 886 private void assertWorkspaceLoaded() { 887 if (LauncherAppState.isDogfoodBuild()) { 888 synchronized (mLock) { 889 if (!mHasLoaderCompletedOnce || 890 (mLoaderTask != null && mLoaderTask.mIsLoadingAndBindingWorkspace)) { 891 throw new RuntimeException("Trying to add shortcut while loader is running"); 892 } 893 } 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 UserManagerCompat.getInstance(context).enableAndResetCache(); 1288 forceReload(); 1289 } 1290 } 1291 1292 void forceReload() { 1293 resetLoadedState(true, true); 1294 1295 // Do this here because if the launcher activity is running it will be restarted. 1296 // If it's not running startLoaderFromBackground will merely tell it that it needs 1297 // to reload. 1298 startLoaderFromBackground(); 1299 } 1300 1301 public void resetLoadedState(boolean resetAllAppsLoaded, boolean resetWorkspaceLoaded) { 1302 synchronized (mLock) { 1303 // Stop any existing loaders first, so they don't set mAllAppsLoaded or 1304 // mWorkspaceLoaded to true later 1305 stopLoaderLocked(); 1306 if (resetAllAppsLoaded) mAllAppsLoaded = false; 1307 if (resetWorkspaceLoaded) mWorkspaceLoaded = false; 1308 } 1309 } 1310 1311 /** 1312 * When the launcher is in the background, it's possible for it to miss paired 1313 * configuration changes. So whenever we trigger the loader from the background 1314 * tell the launcher that it needs to re-run the loader when it comes back instead 1315 * of doing it now. 1316 */ 1317 public void startLoaderFromBackground() { 1318 boolean runLoader = false; 1319 Callbacks callbacks = getCallback(); 1320 if (callbacks != null) { 1321 // Only actually run the loader if they're not paused. 1322 if (!callbacks.setLoadOnResume()) { 1323 runLoader = true; 1324 } 1325 } 1326 if (runLoader) { 1327 startLoader(PagedView.INVALID_RESTORE_PAGE); 1328 } 1329 } 1330 1331 /** 1332 * If there is already a loader task running, tell it to stop. 1333 */ 1334 private void stopLoaderLocked() { 1335 LoaderTask oldTask = mLoaderTask; 1336 if (oldTask != null) { 1337 oldTask.stopLocked(); 1338 } 1339 } 1340 1341 public boolean isCurrentCallbacks(Callbacks callbacks) { 1342 return (mCallbacks != null && mCallbacks.get() == callbacks); 1343 } 1344 1345 public void startLoader(int synchronousBindPage) { 1346 startLoader(synchronousBindPage, LOADER_FLAG_NONE); 1347 } 1348 1349 public void startLoader(int synchronousBindPage, int loadFlags) { 1350 // Enable queue before starting loader. It will get disabled in Launcher#finishBindingItems 1351 InstallShortcutReceiver.enableInstallQueue(); 1352 synchronized (mLock) { 1353 // Clear any deferred bind-runnables from the synchronized load process 1354 // We must do this before any loading/binding is scheduled below. 1355 synchronized (mDeferredBindRunnables) { 1356 mDeferredBindRunnables.clear(); 1357 } 1358 1359 // Don't bother to start the thread if we know it's not going to do anything 1360 if (mCallbacks != null && mCallbacks.get() != null) { 1361 // If there is already one running, tell it to stop. 1362 stopLoaderLocked(); 1363 mLoaderTask = new LoaderTask(mApp.getContext(), loadFlags); 1364 if (synchronousBindPage != PagedView.INVALID_RESTORE_PAGE 1365 && mAllAppsLoaded && mWorkspaceLoaded && !mIsLoaderTaskRunning) { 1366 mLoaderTask.runBindSynchronousPage(synchronousBindPage); 1367 } else { 1368 sWorkerThread.setPriority(Thread.NORM_PRIORITY); 1369 sWorker.post(mLoaderTask); 1370 } 1371 } 1372 } 1373 } 1374 1375 void bindRemainingSynchronousPages() { 1376 // Post the remaining side pages to be loaded 1377 if (!mDeferredBindRunnables.isEmpty()) { 1378 Runnable[] deferredBindRunnables = null; 1379 synchronized (mDeferredBindRunnables) { 1380 deferredBindRunnables = mDeferredBindRunnables.toArray( 1381 new Runnable[mDeferredBindRunnables.size()]); 1382 mDeferredBindRunnables.clear(); 1383 } 1384 for (final Runnable r : deferredBindRunnables) { 1385 mHandler.post(r); 1386 } 1387 } 1388 } 1389 1390 public void stopLoader() { 1391 synchronized (mLock) { 1392 if (mLoaderTask != null) { 1393 mLoaderTask.stopLocked(); 1394 } 1395 } 1396 } 1397 1398 /** 1399 * Loads the workspace screen ids in an ordered list. 1400 */ 1401 public static ArrayList<Long> loadWorkspaceScreensDb(Context context) { 1402 final ContentResolver contentResolver = context.getContentResolver(); 1403 final Uri screensUri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1404 1405 // Get screens ordered by rank. 1406 final Cursor sc = contentResolver.query(screensUri, null, null, null, 1407 LauncherSettings.WorkspaceScreens.SCREEN_RANK); 1408 ArrayList<Long> screenIds = new ArrayList<Long>(); 1409 try { 1410 final int idIndex = sc.getColumnIndexOrThrow(LauncherSettings.WorkspaceScreens._ID); 1411 while (sc.moveToNext()) { 1412 try { 1413 screenIds.add(sc.getLong(idIndex)); 1414 } catch (Exception e) { 1415 Launcher.addDumpLog(TAG, "Desktop items loading interrupted" 1416 + " - invalid screens: " + e, true); 1417 } 1418 } 1419 } finally { 1420 sc.close(); 1421 } 1422 return screenIds; 1423 } 1424 1425 public boolean isAllAppsLoaded() { 1426 return mAllAppsLoaded; 1427 } 1428 1429 /** 1430 * Runnable for the thread that loads the contents of the launcher: 1431 * - workspace icons 1432 * - widgets 1433 * - all apps icons 1434 */ 1435 private class LoaderTask implements Runnable { 1436 private Context mContext; 1437 @Thunk boolean mIsLoadingAndBindingWorkspace; 1438 private boolean mStopped; 1439 @Thunk boolean mLoadAndBindStepFinished; 1440 private int mFlags; 1441 1442 LoaderTask(Context context, int flags) { 1443 mContext = context; 1444 mFlags = flags; 1445 } 1446 1447 private void loadAndBindWorkspace() { 1448 mIsLoadingAndBindingWorkspace = true; 1449 1450 // Load the workspace 1451 if (DEBUG_LOADERS) { 1452 Log.d(TAG, "loadAndBindWorkspace mWorkspaceLoaded=" + mWorkspaceLoaded); 1453 } 1454 1455 if (!mWorkspaceLoaded) { 1456 loadWorkspace(); 1457 synchronized (LoaderTask.this) { 1458 if (mStopped) { 1459 return; 1460 } 1461 mWorkspaceLoaded = true; 1462 } 1463 } 1464 1465 // Bind the workspace 1466 bindWorkspace(-1); 1467 } 1468 1469 private void waitForIdle() { 1470 // Wait until the either we're stopped or the other threads are done. 1471 // This way we don't start loading all apps until the workspace has settled 1472 // down. 1473 synchronized (LoaderTask.this) { 1474 final long workspaceWaitTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1475 1476 mHandler.postIdle(new Runnable() { 1477 public void run() { 1478 synchronized (LoaderTask.this) { 1479 mLoadAndBindStepFinished = true; 1480 if (DEBUG_LOADERS) { 1481 Log.d(TAG, "done with previous binding step"); 1482 } 1483 LoaderTask.this.notify(); 1484 } 1485 } 1486 }); 1487 1488 while (!mStopped && !mLoadAndBindStepFinished) { 1489 try { 1490 // Just in case mFlushingWorkerThread changes but we aren't woken up, 1491 // wait no longer than 1sec at a time 1492 this.wait(1000); 1493 } catch (InterruptedException ex) { 1494 // Ignore 1495 } 1496 } 1497 if (DEBUG_LOADERS) { 1498 Log.d(TAG, "waited " 1499 + (SystemClock.uptimeMillis()-workspaceWaitTime) 1500 + "ms for previous step to finish binding"); 1501 } 1502 } 1503 } 1504 1505 void runBindSynchronousPage(int synchronousBindPage) { 1506 if (synchronousBindPage == PagedView.INVALID_RESTORE_PAGE) { 1507 // Ensure that we have a valid page index to load synchronously 1508 throw new RuntimeException("Should not call runBindSynchronousPage() without " + 1509 "valid page index"); 1510 } 1511 if (!mAllAppsLoaded || !mWorkspaceLoaded) { 1512 // Ensure that we don't try and bind a specified page when the pages have not been 1513 // loaded already (we should load everything asynchronously in that case) 1514 throw new RuntimeException("Expecting AllApps and Workspace to be loaded"); 1515 } 1516 synchronized (mLock) { 1517 if (mIsLoaderTaskRunning) { 1518 // Ensure that we are never running the background loading at this point since 1519 // we also touch the background collections 1520 throw new RuntimeException("Error! Background loading is already running"); 1521 } 1522 } 1523 1524 // XXX: Throw an exception if we are already loading (since we touch the worker thread 1525 // data structures, we can't allow any other thread to touch that data, but because 1526 // this call is synchronous, we can get away with not locking). 1527 1528 // The LauncherModel is static in the LauncherAppState and mHandler may have queued 1529 // operations from the previous activity. We need to ensure that all queued operations 1530 // are executed before any synchronous binding work is done. 1531 mHandler.flush(); 1532 1533 // Divide the set of loaded items into those that we are binding synchronously, and 1534 // everything else that is to be bound normally (asynchronously). 1535 bindWorkspace(synchronousBindPage); 1536 // XXX: For now, continue posting the binding of AllApps as there are other issues that 1537 // arise from that. 1538 onlyBindAllApps(); 1539 } 1540 1541 public void run() { 1542 synchronized (mLock) { 1543 if (mStopped) { 1544 return; 1545 } 1546 mIsLoaderTaskRunning = true; 1547 } 1548 // Optimize for end-user experience: if the Launcher is up and // running with the 1549 // All Apps interface in the foreground, load All Apps first. Otherwise, load the 1550 // workspace first (default). 1551 keep_running: { 1552 if (DEBUG_LOADERS) Log.d(TAG, "step 1: loading workspace"); 1553 loadAndBindWorkspace(); 1554 1555 if (mStopped) { 1556 break keep_running; 1557 } 1558 1559 waitForIdle(); 1560 1561 // second step 1562 if (DEBUG_LOADERS) Log.d(TAG, "step 2: loading all apps"); 1563 loadAndBindAllApps(); 1564 } 1565 1566 // Clear out this reference, otherwise we end up holding it until all of the 1567 // callback runnables are done. 1568 mContext = null; 1569 1570 synchronized (mLock) { 1571 // If we are still the last one to be scheduled, remove ourselves. 1572 if (mLoaderTask == this) { 1573 mLoaderTask = null; 1574 } 1575 mIsLoaderTaskRunning = false; 1576 mHasLoaderCompletedOnce = true; 1577 } 1578 } 1579 1580 public void stopLocked() { 1581 synchronized (LoaderTask.this) { 1582 mStopped = true; 1583 this.notify(); 1584 } 1585 } 1586 1587 /** 1588 * Gets the callbacks object. If we've been stopped, or if the launcher object 1589 * has somehow been garbage collected, return null instead. Pass in the Callbacks 1590 * object that was around when the deferred message was scheduled, and if there's 1591 * a new Callbacks object around then also return null. This will save us from 1592 * calling onto it with data that will be ignored. 1593 */ 1594 Callbacks tryGetCallbacks(Callbacks oldCallbacks) { 1595 synchronized (mLock) { 1596 if (mStopped) { 1597 return null; 1598 } 1599 1600 if (mCallbacks == null) { 1601 return null; 1602 } 1603 1604 final Callbacks callbacks = mCallbacks.get(); 1605 if (callbacks != oldCallbacks) { 1606 return null; 1607 } 1608 if (callbacks == null) { 1609 Log.w(TAG, "no mCallbacks"); 1610 return null; 1611 } 1612 1613 return callbacks; 1614 } 1615 } 1616 1617 // check & update map of what's occupied; used to discard overlapping/invalid items 1618 private boolean checkItemPlacement(LongArrayMap<ItemInfo[][]> occupied, ItemInfo item, 1619 ArrayList<Long> workspaceScreens) { 1620 LauncherAppState app = LauncherAppState.getInstance(); 1621 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 1622 final int countX = profile.numColumns; 1623 final int countY = profile.numRows; 1624 1625 long containerIndex = item.screenId; 1626 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1627 // Return early if we detect that an item is under the hotseat button 1628 if (mCallbacks == null || 1629 mCallbacks.get().isAllAppsButtonRank((int) item.screenId)) { 1630 Log.e(TAG, "Error loading shortcut into hotseat " + item 1631 + " into position (" + item.screenId + ":" + item.cellX + "," 1632 + item.cellY + ") occupied by all apps"); 1633 return false; 1634 } 1635 1636 final ItemInfo[][] hotseatItems = 1637 occupied.get((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT); 1638 1639 if (item.screenId >= profile.numHotseatIcons) { 1640 Log.e(TAG, "Error loading shortcut " + item 1641 + " into hotseat position " + item.screenId 1642 + ", position out of bounds: (0 to " + (profile.numHotseatIcons - 1) 1643 + ")"); 1644 return false; 1645 } 1646 1647 if (hotseatItems != null) { 1648 if (hotseatItems[(int) item.screenId][0] != null) { 1649 Log.e(TAG, "Error loading shortcut into hotseat " + item 1650 + " into position (" + item.screenId + ":" + item.cellX + "," 1651 + item.cellY + ") occupied by " 1652 + occupied.get(LauncherSettings.Favorites.CONTAINER_HOTSEAT) 1653 [(int) item.screenId][0]); 1654 return false; 1655 } else { 1656 hotseatItems[(int) item.screenId][0] = item; 1657 return true; 1658 } 1659 } else { 1660 final ItemInfo[][] items = new ItemInfo[(int) profile.numHotseatIcons][1]; 1661 items[(int) item.screenId][0] = item; 1662 occupied.put((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT, items); 1663 return true; 1664 } 1665 } else if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 1666 if (!workspaceScreens.contains((Long) item.screenId)) { 1667 // The item has an invalid screen id. 1668 return false; 1669 } 1670 } else { 1671 // Skip further checking if it is not the hotseat or workspace container 1672 return true; 1673 } 1674 1675 if (!occupied.containsKey(item.screenId)) { 1676 ItemInfo[][] items = new ItemInfo[countX + 1][countY + 1]; 1677 occupied.put(item.screenId, items); 1678 } 1679 1680 final ItemInfo[][] screens = occupied.get(item.screenId); 1681 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 1682 item.cellX < 0 || item.cellY < 0 || 1683 item.cellX + item.spanX > countX || item.cellY + item.spanY > countY) { 1684 Log.e(TAG, "Error loading shortcut " + item 1685 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1686 + item.cellX + "," + item.cellY 1687 + ") out of screen bounds ( " + countX + "x" + countY + ")"); 1688 return false; 1689 } 1690 1691 // Check if any workspace icons overlap with each other 1692 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1693 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1694 if (screens[x][y] != null) { 1695 Log.e(TAG, "Error loading shortcut " + item 1696 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1697 + x + "," + y 1698 + ") occupied by " 1699 + screens[x][y]); 1700 return false; 1701 } 1702 } 1703 } 1704 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1705 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1706 screens[x][y] = item; 1707 } 1708 } 1709 1710 return true; 1711 } 1712 1713 /** Clears all the sBg data structures */ 1714 private void clearSBgDataStructures() { 1715 synchronized (sBgLock) { 1716 sBgWorkspaceItems.clear(); 1717 sBgAppWidgets.clear(); 1718 sBgFolders.clear(); 1719 sBgItemsIdMap.clear(); 1720 sBgWorkspaceScreens.clear(); 1721 } 1722 } 1723 1724 private void loadWorkspace() { 1725 final long t = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1726 1727 final Context context = mContext; 1728 final ContentResolver contentResolver = context.getContentResolver(); 1729 final PackageManager manager = context.getPackageManager(); 1730 final boolean isSafeMode = manager.isSafeMode(); 1731 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 1732 final boolean isSdCardReady = context.registerReceiver(null, 1733 new IntentFilter(StartupReceiver.SYSTEM_READY)) != null; 1734 1735 LauncherAppState app = LauncherAppState.getInstance(); 1736 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 1737 int countX = profile.numColumns; 1738 int countY = profile.numRows; 1739 1740 if (MigrateFromRestoreTask.ENABLED && MigrateFromRestoreTask.shouldRunTask(mContext)) { 1741 long migrationStartTime = System.currentTimeMillis(); 1742 Log.v(TAG, "Starting workspace migration after restore"); 1743 try { 1744 MigrateFromRestoreTask task = new MigrateFromRestoreTask(mContext); 1745 // Clear the flags before starting the task, so that we do not run the task 1746 // again, in case there was an uncaught error. 1747 MigrateFromRestoreTask.clearFlags(mContext); 1748 task.execute(); 1749 } catch (Exception e) { 1750 Log.e(TAG, "Error during grid migration", e); 1751 1752 // Clear workspace. 1753 mFlags = mFlags | LOADER_FLAG_CLEAR_WORKSPACE; 1754 } 1755 Log.v(TAG, "Workspace migration completed in " 1756 + (System.currentTimeMillis() - migrationStartTime)); 1757 } 1758 1759 if ((mFlags & LOADER_FLAG_CLEAR_WORKSPACE) != 0) { 1760 Launcher.addDumpLog(TAG, "loadWorkspace: resetting launcher database", true); 1761 LauncherAppState.getLauncherProvider().deleteDatabase(); 1762 } 1763 1764 if ((mFlags & LOADER_FLAG_MIGRATE_SHORTCUTS) != 0) { 1765 // append the user's Launcher2 shortcuts 1766 Launcher.addDumpLog(TAG, "loadWorkspace: migrating from launcher2", true); 1767 LauncherAppState.getLauncherProvider().migrateLauncher2Shortcuts(); 1768 } else { 1769 // Make sure the default workspace is loaded 1770 Launcher.addDumpLog(TAG, "loadWorkspace: loading default favorites", false); 1771 LauncherAppState.getLauncherProvider().loadDefaultFavoritesIfNecessary(); 1772 } 1773 1774 synchronized (sBgLock) { 1775 clearSBgDataStructures(); 1776 final HashMap<String, Integer> installingPkgs = PackageInstallerCompat 1777 .getInstance(mContext).updateAndGetActiveSessionCache(); 1778 sBgWorkspaceScreens.addAll(loadWorkspaceScreensDb(mContext)); 1779 1780 final ArrayList<Long> itemsToRemove = new ArrayList<Long>(); 1781 final ArrayList<Long> restoredRows = new ArrayList<Long>(); 1782 final Uri contentUri = LauncherSettings.Favorites.CONTENT_URI; 1783 if (DEBUG_LOADERS) Log.d(TAG, "loading model from " + contentUri); 1784 final Cursor c = contentResolver.query(contentUri, null, null, null, null); 1785 1786 // +1 for the hotseat (it can be larger than the workspace) 1787 // Load workspace in reverse order to ensure that latest items are loaded first (and 1788 // before any earlier duplicates) 1789 final LongArrayMap<ItemInfo[][]> occupied = new LongArrayMap<>(); 1790 1791 try { 1792 final int idIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites._ID); 1793 final int intentIndex = c.getColumnIndexOrThrow 1794 (LauncherSettings.Favorites.INTENT); 1795 final int titleIndex = c.getColumnIndexOrThrow 1796 (LauncherSettings.Favorites.TITLE); 1797 final int containerIndex = c.getColumnIndexOrThrow( 1798 LauncherSettings.Favorites.CONTAINER); 1799 final int itemTypeIndex = c.getColumnIndexOrThrow( 1800 LauncherSettings.Favorites.ITEM_TYPE); 1801 final int appWidgetIdIndex = c.getColumnIndexOrThrow( 1802 LauncherSettings.Favorites.APPWIDGET_ID); 1803 final int appWidgetProviderIndex = c.getColumnIndexOrThrow( 1804 LauncherSettings.Favorites.APPWIDGET_PROVIDER); 1805 final int screenIndex = c.getColumnIndexOrThrow( 1806 LauncherSettings.Favorites.SCREEN); 1807 final int cellXIndex = c.getColumnIndexOrThrow 1808 (LauncherSettings.Favorites.CELLX); 1809 final int cellYIndex = c.getColumnIndexOrThrow 1810 (LauncherSettings.Favorites.CELLY); 1811 final int spanXIndex = c.getColumnIndexOrThrow 1812 (LauncherSettings.Favorites.SPANX); 1813 final int spanYIndex = c.getColumnIndexOrThrow( 1814 LauncherSettings.Favorites.SPANY); 1815 final int rankIndex = c.getColumnIndexOrThrow( 1816 LauncherSettings.Favorites.RANK); 1817 final int restoredIndex = c.getColumnIndexOrThrow( 1818 LauncherSettings.Favorites.RESTORED); 1819 final int profileIdIndex = c.getColumnIndexOrThrow( 1820 LauncherSettings.Favorites.PROFILE_ID); 1821 final int optionsIndex = c.getColumnIndexOrThrow( 1822 LauncherSettings.Favorites.OPTIONS); 1823 final CursorIconInfo cursorIconInfo = new CursorIconInfo(c); 1824 1825 final LongSparseArray<UserHandleCompat> allUsers = new LongSparseArray<>(); 1826 for (UserHandleCompat user : mUserManager.getUserProfiles()) { 1827 allUsers.put(mUserManager.getSerialNumberForUser(user), user); 1828 } 1829 1830 ShortcutInfo info; 1831 String intentDescription; 1832 LauncherAppWidgetInfo appWidgetInfo; 1833 int container; 1834 long id; 1835 long serialNumber; 1836 Intent intent; 1837 UserHandleCompat user; 1838 1839 while (!mStopped && c.moveToNext()) { 1840 try { 1841 int itemType = c.getInt(itemTypeIndex); 1842 boolean restored = 0 != c.getInt(restoredIndex); 1843 boolean allowMissingTarget = false; 1844 container = c.getInt(containerIndex); 1845 1846 switch (itemType) { 1847 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1848 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1849 id = c.getLong(idIndex); 1850 intentDescription = c.getString(intentIndex); 1851 serialNumber = c.getInt(profileIdIndex); 1852 user = allUsers.get(serialNumber); 1853 int promiseType = c.getInt(restoredIndex); 1854 int disabledState = 0; 1855 boolean itemReplaced = false; 1856 if (user == null) { 1857 // User has been deleted remove the item. 1858 itemsToRemove.add(id); 1859 continue; 1860 } 1861 try { 1862 intent = Intent.parseUri(intentDescription, 0); 1863 ComponentName cn = intent.getComponent(); 1864 if (cn != null && cn.getPackageName() != null) { 1865 boolean validPkg = launcherApps.isPackageEnabledForProfile( 1866 cn.getPackageName(), user); 1867 boolean validComponent = validPkg && 1868 launcherApps.isActivityEnabledForProfile(cn, user); 1869 1870 if (validComponent) { 1871 if (restored) { 1872 // no special handling necessary for this item 1873 restoredRows.add(id); 1874 restored = false; 1875 } 1876 } else if (validPkg) { 1877 intent = null; 1878 if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 1879 // We allow auto install apps to have their intent 1880 // updated after an install. 1881 intent = manager.getLaunchIntentForPackage( 1882 cn.getPackageName()); 1883 if (intent != null) { 1884 ContentValues values = new ContentValues(); 1885 values.put(LauncherSettings.Favorites.INTENT, 1886 intent.toUri(0)); 1887 updateItem(id, values); 1888 } 1889 } 1890 1891 if (intent == null) { 1892 // The app is installed but the component is no 1893 // longer available. 1894 Launcher.addDumpLog(TAG, 1895 "Invalid component removed: " + cn, true); 1896 itemsToRemove.add(id); 1897 continue; 1898 } else { 1899 // no special handling necessary for this item 1900 restoredRows.add(id); 1901 restored = false; 1902 } 1903 } else if (restored) { 1904 // Package is not yet available but might be 1905 // installed later. 1906 Launcher.addDumpLog(TAG, 1907 "package not yet restored: " + cn, true); 1908 1909 if ((promiseType & ShortcutInfo.FLAG_RESTORE_STARTED) != 0) { 1910 // Restore has started once. 1911 } else if (installingPkgs.containsKey(cn.getPackageName())) { 1912 // App restore has started. Update the flag 1913 promiseType |= ShortcutInfo.FLAG_RESTORE_STARTED; 1914 ContentValues values = new ContentValues(); 1915 values.put(LauncherSettings.Favorites.RESTORED, 1916 promiseType); 1917 updateItem(id, values); 1918 } else if ((promiseType & ShortcutInfo.FLAG_RESTORED_APP_TYPE) != 0) { 1919 // This is a common app. Try to replace this. 1920 int appType = CommonAppTypeParser.decodeItemTypeFromFlag(promiseType); 1921 CommonAppTypeParser parser = new CommonAppTypeParser(id, appType, context); 1922 if (parser.findDefaultApp()) { 1923 // Default app found. Replace it. 1924 intent = parser.parsedIntent; 1925 cn = intent.getComponent(); 1926 ContentValues values = parser.parsedValues; 1927 values.put(LauncherSettings.Favorites.RESTORED, 0); 1928 updateItem(id, values); 1929 restored = false; 1930 itemReplaced = true; 1931 1932 } else if (REMOVE_UNRESTORED_ICONS) { 1933 Launcher.addDumpLog(TAG, 1934 "Unrestored package removed: " + cn, true); 1935 itemsToRemove.add(id); 1936 continue; 1937 } 1938 } else if (REMOVE_UNRESTORED_ICONS) { 1939 Launcher.addDumpLog(TAG, 1940 "Unrestored package removed: " + cn, true); 1941 itemsToRemove.add(id); 1942 continue; 1943 } 1944 } else if (launcherApps.isAppEnabled( 1945 manager, cn.getPackageName(), 1946 PackageManager.GET_UNINSTALLED_PACKAGES)) { 1947 // Package is present but not available. 1948 allowMissingTarget = true; 1949 disabledState = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 1950 } else if (!isSdCardReady) { 1951 // SdCard is not ready yet. Package might get available, 1952 // once it is ready. 1953 Launcher.addDumpLog(TAG, "Invalid package: " + cn 1954 + " (check again later)", true); 1955 HashSet<String> pkgs = sPendingPackages.get(user); 1956 if (pkgs == null) { 1957 pkgs = new HashSet<String>(); 1958 sPendingPackages.put(user, pkgs); 1959 } 1960 pkgs.add(cn.getPackageName()); 1961 allowMissingTarget = true; 1962 // Add the icon on the workspace anyway. 1963 1964 } else { 1965 // Do not wait for external media load anymore. 1966 // Log the invalid package, and remove it 1967 Launcher.addDumpLog(TAG, 1968 "Invalid package removed: " + cn, true); 1969 itemsToRemove.add(id); 1970 continue; 1971 } 1972 } else if (cn == null) { 1973 // For shortcuts with no component, keep them as they are 1974 restoredRows.add(id); 1975 restored = false; 1976 } 1977 } catch (URISyntaxException e) { 1978 Launcher.addDumpLog(TAG, 1979 "Invalid uri: " + intentDescription, true); 1980 itemsToRemove.add(id); 1981 continue; 1982 } 1983 1984 boolean useLowResIcon = container >= 0 && 1985 c.getInt(rankIndex) >= FolderIcon.NUM_ITEMS_IN_PREVIEW; 1986 1987 if (itemReplaced) { 1988 if (user.equals(UserHandleCompat.myUserHandle())) { 1989 info = getAppShortcutInfo(manager, intent, user, context, null, 1990 cursorIconInfo.iconIndex, titleIndex, 1991 false, useLowResIcon); 1992 } else { 1993 // Don't replace items for other profiles. 1994 itemsToRemove.add(id); 1995 continue; 1996 } 1997 } else if (restored) { 1998 if (user.equals(UserHandleCompat.myUserHandle())) { 1999 Launcher.addDumpLog(TAG, 2000 "constructing info for partially restored package", 2001 true); 2002 info = getRestoredItemInfo(c, titleIndex, intent, 2003 promiseType, itemType, cursorIconInfo, context); 2004 intent = getRestoredItemIntent(c, context, intent); 2005 } else { 2006 // Don't restore items for other profiles. 2007 itemsToRemove.add(id); 2008 continue; 2009 } 2010 } else if (itemType == 2011 LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 2012 info = getAppShortcutInfo(manager, intent, user, context, c, 2013 cursorIconInfo.iconIndex, titleIndex, 2014 allowMissingTarget, useLowResIcon); 2015 } else { 2016 info = getShortcutInfo(c, context, titleIndex, cursorIconInfo); 2017 2018 // App shortcuts that used to be automatically added to Launcher 2019 // didn't always have the correct intent flags set, so do that 2020 // here 2021 if (intent.getAction() != null && 2022 intent.getCategories() != null && 2023 intent.getAction().equals(Intent.ACTION_MAIN) && 2024 intent.getCategories().contains(Intent.CATEGORY_LAUNCHER)) { 2025 intent.addFlags( 2026 Intent.FLAG_ACTIVITY_NEW_TASK | 2027 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 2028 } 2029 } 2030 2031 if (info != null) { 2032 info.id = id; 2033 info.intent = intent; 2034 info.container = container; 2035 info.screenId = c.getInt(screenIndex); 2036 info.cellX = c.getInt(cellXIndex); 2037 info.cellY = c.getInt(cellYIndex); 2038 info.rank = c.getInt(rankIndex); 2039 info.spanX = 1; 2040 info.spanY = 1; 2041 info.intent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 2042 if (info.promisedIntent != null) { 2043 info.promisedIntent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 2044 } 2045 info.isDisabled = disabledState; 2046 if (isSafeMode && !Utilities.isSystemApp(context, intent)) { 2047 info.isDisabled |= ShortcutInfo.FLAG_DISABLED_SAFEMODE; 2048 } 2049 2050 // check & update map of what's occupied 2051 if (!checkItemPlacement(occupied, info, sBgWorkspaceScreens)) { 2052 itemsToRemove.add(id); 2053 break; 2054 } 2055 2056 if (restored) { 2057 ComponentName cn = info.getTargetComponent(); 2058 if (cn != null) { 2059 Integer progress = installingPkgs.get(cn.getPackageName()); 2060 if (progress != null) { 2061 info.setInstallProgress(progress); 2062 } else { 2063 info.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 2064 } 2065 } 2066 } 2067 2068 switch (container) { 2069 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2070 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2071 sBgWorkspaceItems.add(info); 2072 break; 2073 default: 2074 // Item is in a user folder 2075 FolderInfo folderInfo = 2076 findOrMakeFolder(sBgFolders, container); 2077 folderInfo.add(info); 2078 break; 2079 } 2080 sBgItemsIdMap.put(info.id, info); 2081 } else { 2082 throw new RuntimeException("Unexpected null ShortcutInfo"); 2083 } 2084 break; 2085 2086 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2087 id = c.getLong(idIndex); 2088 FolderInfo folderInfo = findOrMakeFolder(sBgFolders, id); 2089 2090 // Do not trim the folder label, as is was set by the user. 2091 folderInfo.title = c.getString(titleIndex); 2092 folderInfo.id = id; 2093 folderInfo.container = container; 2094 folderInfo.screenId = c.getInt(screenIndex); 2095 folderInfo.cellX = c.getInt(cellXIndex); 2096 folderInfo.cellY = c.getInt(cellYIndex); 2097 folderInfo.spanX = 1; 2098 folderInfo.spanY = 1; 2099 folderInfo.options = c.getInt(optionsIndex); 2100 2101 // check & update map of what's occupied 2102 if (!checkItemPlacement(occupied, folderInfo, sBgWorkspaceScreens)) { 2103 itemsToRemove.add(id); 2104 break; 2105 } 2106 2107 switch (container) { 2108 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2109 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2110 sBgWorkspaceItems.add(folderInfo); 2111 break; 2112 } 2113 2114 if (restored) { 2115 // no special handling required for restored folders 2116 restoredRows.add(id); 2117 } 2118 2119 sBgItemsIdMap.put(folderInfo.id, folderInfo); 2120 sBgFolders.put(folderInfo.id, folderInfo); 2121 break; 2122 2123 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 2124 case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET: 2125 // Read all Launcher-specific widget details 2126 boolean customWidget = itemType == 2127 LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET; 2128 2129 int appWidgetId = c.getInt(appWidgetIdIndex); 2130 serialNumber = c.getLong(profileIdIndex); 2131 String savedProvider = c.getString(appWidgetProviderIndex); 2132 id = c.getLong(idIndex); 2133 user = allUsers.get(serialNumber); 2134 if (user == null) { 2135 itemsToRemove.add(id); 2136 continue; 2137 } 2138 2139 final ComponentName component = 2140 ComponentName.unflattenFromString(savedProvider); 2141 2142 final int restoreStatus = c.getInt(restoredIndex); 2143 final boolean isIdValid = (restoreStatus & 2144 LauncherAppWidgetInfo.FLAG_ID_NOT_VALID) == 0; 2145 final boolean wasProviderReady = (restoreStatus & 2146 LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) == 0; 2147 2148 final LauncherAppWidgetProviderInfo provider = 2149 LauncherModel.getProviderInfo(context, 2150 ComponentName.unflattenFromString(savedProvider), 2151 user); 2152 2153 final boolean isProviderReady = isValidProvider(provider); 2154 if (!isSafeMode && !customWidget && 2155 wasProviderReady && !isProviderReady) { 2156 String log = "Deleting widget that isn't installed anymore: " 2157 + "id=" + id + " appWidgetId=" + appWidgetId; 2158 2159 Log.e(TAG, log); 2160 Launcher.addDumpLog(TAG, log, false); 2161 itemsToRemove.add(id); 2162 } else { 2163 if (isProviderReady) { 2164 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2165 provider.provider); 2166 2167 // The provider is available. So the widget is either 2168 // available or not available. We do not need to track 2169 // any future restore updates. 2170 int status = restoreStatus & 2171 ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2172 if (!wasProviderReady) { 2173 // If provider was not previously ready, update the 2174 // status and UI flag. 2175 2176 // Id would be valid only if the widget restore broadcast was received. 2177 if (isIdValid) { 2178 status = LauncherAppWidgetInfo.FLAG_UI_NOT_READY; 2179 } else { 2180 status &= ~LauncherAppWidgetInfo 2181 .FLAG_PROVIDER_NOT_READY; 2182 } 2183 } 2184 appWidgetInfo.restoreStatus = status; 2185 } else { 2186 Log.v(TAG, "Widget restore pending id=" + id 2187 + " appWidgetId=" + appWidgetId 2188 + " status =" + restoreStatus); 2189 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2190 component); 2191 appWidgetInfo.restoreStatus = restoreStatus; 2192 Integer installProgress = installingPkgs.get(component.getPackageName()); 2193 2194 if ((restoreStatus & LauncherAppWidgetInfo.FLAG_RESTORE_STARTED) != 0) { 2195 // Restore has started once. 2196 } else if (installProgress != null) { 2197 // App restore has started. Update the flag 2198 appWidgetInfo.restoreStatus |= 2199 LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2200 } else if (REMOVE_UNRESTORED_ICONS && !isSafeMode) { 2201 Launcher.addDumpLog(TAG, 2202 "Unrestored widget removed: " + component, true); 2203 itemsToRemove.add(id); 2204 continue; 2205 } 2206 2207 appWidgetInfo.installProgress = 2208 installProgress == null ? 0 : installProgress; 2209 } 2210 2211 appWidgetInfo.id = id; 2212 appWidgetInfo.screenId = c.getInt(screenIndex); 2213 appWidgetInfo.cellX = c.getInt(cellXIndex); 2214 appWidgetInfo.cellY = c.getInt(cellYIndex); 2215 appWidgetInfo.spanX = c.getInt(spanXIndex); 2216 appWidgetInfo.spanY = c.getInt(spanYIndex); 2217 appWidgetInfo.user = user; 2218 2219 if (container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 2220 container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2221 Log.e(TAG, "Widget found where container != " + 2222 "CONTAINER_DESKTOP nor CONTAINER_HOTSEAT - ignoring!"); 2223 itemsToRemove.add(id); 2224 continue; 2225 } 2226 2227 appWidgetInfo.container = container; 2228 // check & update map of what's occupied 2229 if (!checkItemPlacement(occupied, appWidgetInfo, sBgWorkspaceScreens)) { 2230 itemsToRemove.add(id); 2231 break; 2232 } 2233 2234 if (!customWidget) { 2235 String providerName = 2236 appWidgetInfo.providerName.flattenToString(); 2237 if (!providerName.equals(savedProvider) || 2238 (appWidgetInfo.restoreStatus != restoreStatus)) { 2239 ContentValues values = new ContentValues(); 2240 values.put( 2241 LauncherSettings.Favorites.APPWIDGET_PROVIDER, 2242 providerName); 2243 values.put(LauncherSettings.Favorites.RESTORED, 2244 appWidgetInfo.restoreStatus); 2245 updateItem(id, values); 2246 } 2247 } 2248 sBgItemsIdMap.put(appWidgetInfo.id, appWidgetInfo); 2249 sBgAppWidgets.add(appWidgetInfo); 2250 } 2251 break; 2252 } 2253 } catch (Exception e) { 2254 Launcher.addDumpLog(TAG, "Desktop items loading interrupted", e, true); 2255 } 2256 } 2257 } finally { 2258 if (c != null) { 2259 c.close(); 2260 } 2261 } 2262 2263 // Break early if we've stopped loading 2264 if (mStopped) { 2265 clearSBgDataStructures(); 2266 return; 2267 } 2268 2269 if (itemsToRemove.size() > 0) { 2270 // Remove dead items 2271 contentResolver.delete(LauncherSettings.Favorites.CONTENT_URI, 2272 Utilities.createDbSelectionQuery( 2273 LauncherSettings.Favorites._ID, itemsToRemove), null); 2274 if (DEBUG_LOADERS) { 2275 Log.d(TAG, "Removed = " + Utilities.createDbSelectionQuery( 2276 LauncherSettings.Favorites._ID, itemsToRemove)); 2277 } 2278 2279 // Remove any empty folder 2280 for (long folderId : LauncherAppState.getLauncherProvider() 2281 .deleteEmptyFolders()) { 2282 sBgWorkspaceItems.remove(sBgFolders.get(folderId)); 2283 sBgFolders.remove(folderId); 2284 sBgItemsIdMap.remove(folderId); 2285 } 2286 } 2287 2288 // Sort all the folder items and make sure the first 3 items are high resolution. 2289 for (FolderInfo folder : sBgFolders) { 2290 Collections.sort(folder.contents, Folder.ITEM_POS_COMPARATOR); 2291 int pos = 0; 2292 for (ShortcutInfo info : folder.contents) { 2293 if (info.usingLowResIcon) { 2294 info.updateIcon(mIconCache, false); 2295 } 2296 pos ++; 2297 if (pos >= FolderIcon.NUM_ITEMS_IN_PREVIEW) { 2298 break; 2299 } 2300 } 2301 } 2302 2303 if (restoredRows.size() > 0) { 2304 // Update restored items that no longer require special handling 2305 ContentValues values = new ContentValues(); 2306 values.put(LauncherSettings.Favorites.RESTORED, 0); 2307 contentResolver.update(LauncherSettings.Favorites.CONTENT_URI, values, 2308 Utilities.createDbSelectionQuery( 2309 LauncherSettings.Favorites._ID, restoredRows), null); 2310 } 2311 2312 if (!isSdCardReady && !sPendingPackages.isEmpty()) { 2313 context.registerReceiver(new AppsAvailabilityCheck(), 2314 new IntentFilter(StartupReceiver.SYSTEM_READY), 2315 null, sWorker); 2316 } 2317 2318 // Remove any empty screens 2319 ArrayList<Long> unusedScreens = new ArrayList<Long>(sBgWorkspaceScreens); 2320 for (ItemInfo item: sBgItemsIdMap) { 2321 long screenId = item.screenId; 2322 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2323 unusedScreens.contains(screenId)) { 2324 unusedScreens.remove(screenId); 2325 } 2326 } 2327 2328 // If there are any empty screens remove them, and update. 2329 if (unusedScreens.size() != 0) { 2330 sBgWorkspaceScreens.removeAll(unusedScreens); 2331 updateWorkspaceScreenOrder(context, sBgWorkspaceScreens); 2332 } 2333 2334 if (DEBUG_LOADERS) { 2335 Log.d(TAG, "loaded workspace in " + (SystemClock.uptimeMillis()-t) + "ms"); 2336 Log.d(TAG, "workspace layout: "); 2337 int nScreens = occupied.size(); 2338 for (int y = 0; y < countY; y++) { 2339 String line = ""; 2340 2341 for (int i = 0; i < nScreens; i++) { 2342 long screenId = occupied.keyAt(i); 2343 if (screenId > 0) { 2344 line += " | "; 2345 } 2346 ItemInfo[][] screen = occupied.valueAt(i); 2347 for (int x = 0; x < countX; x++) { 2348 if (x < screen.length && y < screen[x].length) { 2349 line += (screen[x][y] != null) ? "#" : "."; 2350 } else { 2351 line += "!"; 2352 } 2353 } 2354 } 2355 Log.d(TAG, "[ " + line + " ]"); 2356 } 2357 } 2358 } 2359 } 2360 2361 /** 2362 * Partially updates the item without any notification. Must be called on the worker thread. 2363 */ 2364 private void updateItem(long itemId, ContentValues update) { 2365 mContext.getContentResolver().update( 2366 LauncherSettings.Favorites.CONTENT_URI, 2367 update, 2368 BaseColumns._ID + "= ?", 2369 new String[]{Long.toString(itemId)}); 2370 } 2371 2372 /** Filters the set of items who are directly or indirectly (via another container) on the 2373 * specified screen. */ 2374 private void filterCurrentWorkspaceItems(long currentScreenId, 2375 ArrayList<ItemInfo> allWorkspaceItems, 2376 ArrayList<ItemInfo> currentScreenItems, 2377 ArrayList<ItemInfo> otherScreenItems) { 2378 // Purge any null ItemInfos 2379 Iterator<ItemInfo> iter = allWorkspaceItems.iterator(); 2380 while (iter.hasNext()) { 2381 ItemInfo i = iter.next(); 2382 if (i == null) { 2383 iter.remove(); 2384 } 2385 } 2386 2387 // Order the set of items by their containers first, this allows use to walk through the 2388 // list sequentially, build up a list of containers that are in the specified screen, 2389 // as well as all items in those containers. 2390 Set<Long> itemsOnScreen = new HashSet<Long>(); 2391 Collections.sort(allWorkspaceItems, new Comparator<ItemInfo>() { 2392 @Override 2393 public int compare(ItemInfo lhs, ItemInfo rhs) { 2394 return (int) (lhs.container - rhs.container); 2395 } 2396 }); 2397 for (ItemInfo info : allWorkspaceItems) { 2398 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 2399 if (info.screenId == currentScreenId) { 2400 currentScreenItems.add(info); 2401 itemsOnScreen.add(info.id); 2402 } else { 2403 otherScreenItems.add(info); 2404 } 2405 } else if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2406 currentScreenItems.add(info); 2407 itemsOnScreen.add(info.id); 2408 } else { 2409 if (itemsOnScreen.contains(info.container)) { 2410 currentScreenItems.add(info); 2411 itemsOnScreen.add(info.id); 2412 } else { 2413 otherScreenItems.add(info); 2414 } 2415 } 2416 } 2417 } 2418 2419 /** Filters the set of widgets which are on the specified screen. */ 2420 private void filterCurrentAppWidgets(long currentScreenId, 2421 ArrayList<LauncherAppWidgetInfo> appWidgets, 2422 ArrayList<LauncherAppWidgetInfo> currentScreenWidgets, 2423 ArrayList<LauncherAppWidgetInfo> otherScreenWidgets) { 2424 2425 for (LauncherAppWidgetInfo widget : appWidgets) { 2426 if (widget == null) continue; 2427 if (widget.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2428 widget.screenId == currentScreenId) { 2429 currentScreenWidgets.add(widget); 2430 } else { 2431 otherScreenWidgets.add(widget); 2432 } 2433 } 2434 } 2435 2436 /** Filters the set of folders which are on the specified screen. */ 2437 private void filterCurrentFolders(long currentScreenId, 2438 LongArrayMap<ItemInfo> itemsIdMap, 2439 LongArrayMap<FolderInfo> folders, 2440 LongArrayMap<FolderInfo> currentScreenFolders, 2441 LongArrayMap<FolderInfo> otherScreenFolders) { 2442 2443 int total = folders.size(); 2444 for (int i = 0; i < total; i++) { 2445 long id = folders.keyAt(i); 2446 FolderInfo folder = folders.valueAt(i); 2447 2448 ItemInfo info = itemsIdMap.get(id); 2449 if (info == null || folder == null) continue; 2450 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2451 info.screenId == currentScreenId) { 2452 currentScreenFolders.put(id, folder); 2453 } else { 2454 otherScreenFolders.put(id, folder); 2455 } 2456 } 2457 } 2458 2459 /** Sorts the set of items by hotseat, workspace (spatially from top to bottom, left to 2460 * right) */ 2461 private void sortWorkspaceItemsSpatially(ArrayList<ItemInfo> workspaceItems) { 2462 final LauncherAppState app = LauncherAppState.getInstance(); 2463 final InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 2464 // XXX: review this 2465 Collections.sort(workspaceItems, new Comparator<ItemInfo>() { 2466 @Override 2467 public int compare(ItemInfo lhs, ItemInfo rhs) { 2468 int cellCountX = (int) profile.numColumns; 2469 int cellCountY = (int) profile.numRows; 2470 int screenOffset = cellCountX * cellCountY; 2471 int containerOffset = screenOffset * (Launcher.SCREEN_COUNT + 1); // +1 hotseat 2472 long lr = (lhs.container * containerOffset + lhs.screenId * screenOffset + 2473 lhs.cellY * cellCountX + lhs.cellX); 2474 long rr = (rhs.container * containerOffset + rhs.screenId * screenOffset + 2475 rhs.cellY * cellCountX + rhs.cellX); 2476 return (int) (lr - rr); 2477 } 2478 }); 2479 } 2480 2481 private void bindWorkspaceScreens(final Callbacks oldCallbacks, 2482 final ArrayList<Long> orderedScreens) { 2483 final Runnable r = new Runnable() { 2484 @Override 2485 public void run() { 2486 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2487 if (callbacks != null) { 2488 callbacks.bindScreens(orderedScreens); 2489 } 2490 } 2491 }; 2492 runOnMainThread(r); 2493 } 2494 2495 private void bindWorkspaceItems(final Callbacks oldCallbacks, 2496 final ArrayList<ItemInfo> workspaceItems, 2497 final ArrayList<LauncherAppWidgetInfo> appWidgets, 2498 final LongArrayMap<FolderInfo> folders, 2499 ArrayList<Runnable> deferredBindRunnables) { 2500 2501 final boolean postOnMainThread = (deferredBindRunnables != null); 2502 2503 // Bind the workspace items 2504 int N = workspaceItems.size(); 2505 for (int i = 0; i < N; i += ITEMS_CHUNK) { 2506 final int start = i; 2507 final int chunkSize = (i+ITEMS_CHUNK <= N) ? ITEMS_CHUNK : (N-i); 2508 final Runnable r = new Runnable() { 2509 @Override 2510 public void run() { 2511 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2512 if (callbacks != null) { 2513 callbacks.bindItems(workspaceItems, start, start+chunkSize, 2514 false); 2515 } 2516 } 2517 }; 2518 if (postOnMainThread) { 2519 synchronized (deferredBindRunnables) { 2520 deferredBindRunnables.add(r); 2521 } 2522 } else { 2523 runOnMainThread(r); 2524 } 2525 } 2526 2527 // Bind the folders 2528 if (!folders.isEmpty()) { 2529 final Runnable r = new Runnable() { 2530 public void run() { 2531 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2532 if (callbacks != null) { 2533 callbacks.bindFolders(folders); 2534 } 2535 } 2536 }; 2537 if (postOnMainThread) { 2538 synchronized (deferredBindRunnables) { 2539 deferredBindRunnables.add(r); 2540 } 2541 } else { 2542 runOnMainThread(r); 2543 } 2544 } 2545 2546 // Bind the widgets, one at a time 2547 N = appWidgets.size(); 2548 for (int i = 0; i < N; i++) { 2549 final LauncherAppWidgetInfo widget = appWidgets.get(i); 2550 final Runnable r = new Runnable() { 2551 public void run() { 2552 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2553 if (callbacks != null) { 2554 callbacks.bindAppWidget(widget); 2555 } 2556 } 2557 }; 2558 if (postOnMainThread) { 2559 deferredBindRunnables.add(r); 2560 } else { 2561 runOnMainThread(r); 2562 } 2563 } 2564 } 2565 2566 /** 2567 * Binds all loaded data to actual views on the main thread. 2568 */ 2569 private void bindWorkspace(int synchronizeBindPage) { 2570 final long t = SystemClock.uptimeMillis(); 2571 Runnable r; 2572 2573 // Don't use these two variables in any of the callback runnables. 2574 // Otherwise we hold a reference to them. 2575 final Callbacks oldCallbacks = mCallbacks.get(); 2576 if (oldCallbacks == null) { 2577 // This launcher has exited and nobody bothered to tell us. Just bail. 2578 Log.w(TAG, "LoaderTask running with no launcher"); 2579 return; 2580 } 2581 2582 // Save a copy of all the bg-thread collections 2583 ArrayList<ItemInfo> workspaceItems = new ArrayList<ItemInfo>(); 2584 ArrayList<LauncherAppWidgetInfo> appWidgets = 2585 new ArrayList<LauncherAppWidgetInfo>(); 2586 ArrayList<Long> orderedScreenIds = new ArrayList<Long>(); 2587 2588 final LongArrayMap<FolderInfo> folders; 2589 final LongArrayMap<ItemInfo> itemsIdMap; 2590 2591 synchronized (sBgLock) { 2592 workspaceItems.addAll(sBgWorkspaceItems); 2593 appWidgets.addAll(sBgAppWidgets); 2594 orderedScreenIds.addAll(sBgWorkspaceScreens); 2595 2596 folders = sBgFolders.clone(); 2597 itemsIdMap = sBgItemsIdMap.clone(); 2598 } 2599 2600 final boolean isLoadingSynchronously = 2601 synchronizeBindPage != PagedView.INVALID_RESTORE_PAGE; 2602 int currScreen = isLoadingSynchronously ? synchronizeBindPage : 2603 oldCallbacks.getCurrentWorkspaceScreen(); 2604 if (currScreen >= orderedScreenIds.size()) { 2605 // There may be no workspace screens (just hotseat items and an empty page). 2606 currScreen = PagedView.INVALID_RESTORE_PAGE; 2607 } 2608 final int currentScreen = currScreen; 2609 final long currentScreenId = currentScreen < 0 2610 ? INVALID_SCREEN_ID : orderedScreenIds.get(currentScreen); 2611 2612 // Load all the items that are on the current page first (and in the process, unbind 2613 // all the existing workspace items before we call startBinding() below. 2614 unbindWorkspaceItemsOnMainThread(); 2615 2616 // Separate the items that are on the current screen, and all the other remaining items 2617 ArrayList<ItemInfo> currentWorkspaceItems = new ArrayList<ItemInfo>(); 2618 ArrayList<ItemInfo> otherWorkspaceItems = new ArrayList<ItemInfo>(); 2619 ArrayList<LauncherAppWidgetInfo> currentAppWidgets = 2620 new ArrayList<LauncherAppWidgetInfo>(); 2621 ArrayList<LauncherAppWidgetInfo> otherAppWidgets = 2622 new ArrayList<LauncherAppWidgetInfo>(); 2623 LongArrayMap<FolderInfo> currentFolders = new LongArrayMap<>(); 2624 LongArrayMap<FolderInfo> otherFolders = new LongArrayMap<>(); 2625 2626 filterCurrentWorkspaceItems(currentScreenId, workspaceItems, currentWorkspaceItems, 2627 otherWorkspaceItems); 2628 filterCurrentAppWidgets(currentScreenId, appWidgets, currentAppWidgets, 2629 otherAppWidgets); 2630 filterCurrentFolders(currentScreenId, itemsIdMap, folders, currentFolders, 2631 otherFolders); 2632 sortWorkspaceItemsSpatially(currentWorkspaceItems); 2633 sortWorkspaceItemsSpatially(otherWorkspaceItems); 2634 2635 // Tell the workspace that we're about to start binding items 2636 r = new Runnable() { 2637 public void run() { 2638 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2639 if (callbacks != null) { 2640 callbacks.startBinding(); 2641 } 2642 } 2643 }; 2644 runOnMainThread(r); 2645 2646 bindWorkspaceScreens(oldCallbacks, orderedScreenIds); 2647 2648 // Load items on the current page 2649 bindWorkspaceItems(oldCallbacks, currentWorkspaceItems, currentAppWidgets, 2650 currentFolders, null); 2651 if (isLoadingSynchronously) { 2652 r = new Runnable() { 2653 public void run() { 2654 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2655 if (callbacks != null && currentScreen != PagedView.INVALID_RESTORE_PAGE) { 2656 callbacks.onPageBoundSynchronously(currentScreen); 2657 } 2658 } 2659 }; 2660 runOnMainThread(r); 2661 } 2662 2663 // Load all the remaining pages (if we are loading synchronously, we want to defer this 2664 // work until after the first render) 2665 synchronized (mDeferredBindRunnables) { 2666 mDeferredBindRunnables.clear(); 2667 } 2668 bindWorkspaceItems(oldCallbacks, otherWorkspaceItems, otherAppWidgets, otherFolders, 2669 (isLoadingSynchronously ? mDeferredBindRunnables : null)); 2670 2671 // Tell the workspace that we're done binding items 2672 r = new Runnable() { 2673 public void run() { 2674 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2675 if (callbacks != null) { 2676 callbacks.finishBindingItems(); 2677 } 2678 2679 mIsLoadingAndBindingWorkspace = false; 2680 2681 // Run all the bind complete runnables after workspace is bound. 2682 if (!mBindCompleteRunnables.isEmpty()) { 2683 synchronized (mBindCompleteRunnables) { 2684 for (final Runnable r : mBindCompleteRunnables) { 2685 runOnWorkerThread(r); 2686 } 2687 mBindCompleteRunnables.clear(); 2688 } 2689 } 2690 2691 // If we're profiling, ensure this is the last thing in the queue. 2692 if (DEBUG_LOADERS) { 2693 Log.d(TAG, "bound workspace in " 2694 + (SystemClock.uptimeMillis()-t) + "ms"); 2695 } 2696 2697 } 2698 }; 2699 if (isLoadingSynchronously) { 2700 synchronized (mDeferredBindRunnables) { 2701 mDeferredBindRunnables.add(r); 2702 } 2703 } else { 2704 runOnMainThread(r); 2705 } 2706 } 2707 2708 private void loadAndBindAllApps() { 2709 if (DEBUG_LOADERS) { 2710 Log.d(TAG, "loadAndBindAllApps mAllAppsLoaded=" + mAllAppsLoaded); 2711 } 2712 if (!mAllAppsLoaded) { 2713 loadAllApps(); 2714 synchronized (LoaderTask.this) { 2715 if (mStopped) { 2716 return; 2717 } 2718 } 2719 updateIconCache(); 2720 synchronized (LoaderTask.this) { 2721 if (mStopped) { 2722 return; 2723 } 2724 mAllAppsLoaded = true; 2725 } 2726 } else { 2727 onlyBindAllApps(); 2728 } 2729 } 2730 2731 private void updateIconCache() { 2732 // Ignore packages which have a promise icon. 2733 HashSet<String> packagesToIgnore = new HashSet<>(); 2734 synchronized (sBgLock) { 2735 for (ItemInfo info : sBgItemsIdMap) { 2736 if (info instanceof ShortcutInfo) { 2737 ShortcutInfo si = (ShortcutInfo) info; 2738 if (si.isPromise() && si.getTargetComponent() != null) { 2739 packagesToIgnore.add(si.getTargetComponent().getPackageName()); 2740 } 2741 } else if (info instanceof LauncherAppWidgetInfo) { 2742 LauncherAppWidgetInfo lawi = (LauncherAppWidgetInfo) info; 2743 if (lawi.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)) { 2744 packagesToIgnore.add(lawi.providerName.getPackageName()); 2745 } 2746 } 2747 } 2748 } 2749 mIconCache.updateDbIcons(packagesToIgnore); 2750 } 2751 2752 private void onlyBindAllApps() { 2753 final Callbacks oldCallbacks = mCallbacks.get(); 2754 if (oldCallbacks == null) { 2755 // This launcher has exited and nobody bothered to tell us. Just bail. 2756 Log.w(TAG, "LoaderTask running with no launcher (onlyBindAllApps)"); 2757 return; 2758 } 2759 2760 // shallow copy 2761 @SuppressWarnings("unchecked") 2762 final ArrayList<AppInfo> list 2763 = (ArrayList<AppInfo>) mBgAllAppsList.data.clone(); 2764 final WidgetsModel widgetList = mBgWidgetsModel.clone(); 2765 Runnable r = new Runnable() { 2766 public void run() { 2767 final long t = SystemClock.uptimeMillis(); 2768 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2769 if (callbacks != null) { 2770 callbacks.bindAllApplications(list); 2771 callbacks.bindAllPackages(widgetList); 2772 } 2773 if (DEBUG_LOADERS) { 2774 Log.d(TAG, "bound all " + list.size() + " apps from cache in " 2775 + (SystemClock.uptimeMillis()-t) + "ms"); 2776 } 2777 } 2778 }; 2779 boolean isRunningOnMainThread = !(sWorkerThread.getThreadId() == Process.myTid()); 2780 if (isRunningOnMainThread) { 2781 r.run(); 2782 } else { 2783 mHandler.post(r); 2784 } 2785 } 2786 2787 private void loadAllApps() { 2788 final long loadTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2789 2790 final Callbacks oldCallbacks = mCallbacks.get(); 2791 if (oldCallbacks == null) { 2792 // This launcher has exited and nobody bothered to tell us. Just bail. 2793 Log.w(TAG, "LoaderTask running with no launcher (loadAllApps)"); 2794 return; 2795 } 2796 2797 final List<UserHandleCompat> profiles = mUserManager.getUserProfiles(); 2798 2799 // Clear the list of apps 2800 mBgAllAppsList.clear(); 2801 for (UserHandleCompat user : profiles) { 2802 // Query for the set of apps 2803 final long qiaTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2804 final List<LauncherActivityInfoCompat> apps = mLauncherApps.getActivityList(null, user); 2805 if (DEBUG_LOADERS) { 2806 Log.d(TAG, "getActivityList took " 2807 + (SystemClock.uptimeMillis()-qiaTime) + "ms for user " + user); 2808 Log.d(TAG, "getActivityList got " + apps.size() + " apps for user " + user); 2809 } 2810 // Fail if we don't have any apps 2811 // TODO: Fix this. Only fail for the current user. 2812 if (apps == null || apps.isEmpty()) { 2813 return; 2814 } 2815 2816 // Create the ApplicationInfos 2817 for (int i = 0; i < apps.size(); i++) { 2818 LauncherActivityInfoCompat app = apps.get(i); 2819 // This builds the icon bitmaps. 2820 mBgAllAppsList.add(new AppInfo(mContext, app, user, mIconCache)); 2821 } 2822 2823 final ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(mContext, user); 2824 if (heuristic != null) { 2825 final Runnable r = new Runnable() { 2826 2827 @Override 2828 public void run() { 2829 heuristic.processUserApps(apps); 2830 } 2831 }; 2832 runOnMainThread(new Runnable() { 2833 2834 @Override 2835 public void run() { 2836 // Check isLoadingWorkspace on the UI thread, as it is updated on 2837 // the UI thread. 2838 if (mIsLoadingAndBindingWorkspace) { 2839 synchronized (mBindCompleteRunnables) { 2840 mBindCompleteRunnables.add(r); 2841 } 2842 } else { 2843 runOnWorkerThread(r); 2844 } 2845 } 2846 }); 2847 } 2848 } 2849 // Huh? Shouldn't this be inside the Runnable below? 2850 final ArrayList<AppInfo> added = mBgAllAppsList.added; 2851 mBgAllAppsList.added = new ArrayList<AppInfo>(); 2852 2853 // Post callback on main thread 2854 mHandler.post(new Runnable() { 2855 public void run() { 2856 2857 final long bindTime = SystemClock.uptimeMillis(); 2858 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2859 if (callbacks != null) { 2860 callbacks.bindAllApplications(added); 2861 if (DEBUG_LOADERS) { 2862 Log.d(TAG, "bound " + added.size() + " apps in " 2863 + (SystemClock.uptimeMillis() - bindTime) + "ms"); 2864 } 2865 } else { 2866 Log.i(TAG, "not binding apps: no Launcher activity"); 2867 } 2868 } 2869 }); 2870 // Cleanup any data stored for a deleted user. 2871 ManagedProfileHeuristic.processAllUsers(profiles, mContext); 2872 2873 loadAndBindWidgetsAndShortcuts(tryGetCallbacks(oldCallbacks), true /* refresh */); 2874 if (DEBUG_LOADERS) { 2875 Log.d(TAG, "Icons processed in " 2876 + (SystemClock.uptimeMillis() - loadTime) + "ms"); 2877 } 2878 } 2879 2880 public void dumpState() { 2881 synchronized (sBgLock) { 2882 Log.d(TAG, "mLoaderTask.mContext=" + mContext); 2883 Log.d(TAG, "mLoaderTask.mStopped=" + mStopped); 2884 Log.d(TAG, "mLoaderTask.mLoadAndBindStepFinished=" + mLoadAndBindStepFinished); 2885 Log.d(TAG, "mItems size=" + sBgWorkspaceItems.size()); 2886 } 2887 } 2888 } 2889 2890 /** 2891 * Called when the icons for packages have been updated in the icon cache. 2892 */ 2893 public void onPackageIconsUpdated(HashSet<String> updatedPackages, UserHandleCompat user) { 2894 final Callbacks callbacks = getCallback(); 2895 final ArrayList<AppInfo> updatedApps = new ArrayList<>(); 2896 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<>(); 2897 2898 // If any package icon has changed (app was updated while launcher was dead), 2899 // update the corresponding shortcuts. 2900 synchronized (sBgLock) { 2901 for (ItemInfo info : sBgItemsIdMap) { 2902 if (info instanceof ShortcutInfo && user.equals(info.user) 2903 && info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 2904 ShortcutInfo si = (ShortcutInfo) info; 2905 ComponentName cn = si.getTargetComponent(); 2906 if (cn != null && updatedPackages.contains(cn.getPackageName())) { 2907 si.updateIcon(mIconCache); 2908 updatedShortcuts.add(si); 2909 } 2910 } 2911 } 2912 mBgAllAppsList.updateIconsAndLabels(updatedPackages, user, updatedApps); 2913 } 2914 2915 if (!updatedShortcuts.isEmpty()) { 2916 final UserHandleCompat userFinal = user; 2917 mHandler.post(new Runnable() { 2918 2919 public void run() { 2920 Callbacks cb = getCallback(); 2921 if (cb != null && callbacks == cb) { 2922 cb.bindShortcutsChanged(updatedShortcuts, 2923 new ArrayList<ShortcutInfo>(), userFinal); 2924 } 2925 } 2926 }); 2927 } 2928 2929 if (!updatedApps.isEmpty()) { 2930 mHandler.post(new Runnable() { 2931 2932 public void run() { 2933 Callbacks cb = getCallback(); 2934 if (cb != null && callbacks == cb) { 2935 cb.bindAppsUpdated(updatedApps); 2936 } 2937 } 2938 }); 2939 } 2940 2941 // Reload widget list. No need to refresh, as we only want to update the icons and labels. 2942 loadAndBindWidgetsAndShortcuts(callbacks, false); 2943 } 2944 2945 void enqueuePackageUpdated(PackageUpdatedTask task) { 2946 sWorker.post(task); 2947 } 2948 2949 @Thunk class AppsAvailabilityCheck extends BroadcastReceiver { 2950 2951 @Override 2952 public void onReceive(Context context, Intent intent) { 2953 synchronized (sBgLock) { 2954 final LauncherAppsCompat launcherApps = LauncherAppsCompat 2955 .getInstance(mApp.getContext()); 2956 final PackageManager manager = context.getPackageManager(); 2957 final ArrayList<String> packagesRemoved = new ArrayList<String>(); 2958 final ArrayList<String> packagesUnavailable = new ArrayList<String>(); 2959 for (Entry<UserHandleCompat, HashSet<String>> entry : sPendingPackages.entrySet()) { 2960 UserHandleCompat user = entry.getKey(); 2961 packagesRemoved.clear(); 2962 packagesUnavailable.clear(); 2963 for (String pkg : entry.getValue()) { 2964 if (!launcherApps.isPackageEnabledForProfile(pkg, user)) { 2965 boolean packageOnSdcard = launcherApps.isAppEnabled( 2966 manager, pkg, PackageManager.GET_UNINSTALLED_PACKAGES); 2967 if (packageOnSdcard) { 2968 Launcher.addDumpLog(TAG, "Package found on sd-card: " + pkg, true); 2969 packagesUnavailable.add(pkg); 2970 } else { 2971 Launcher.addDumpLog(TAG, "Package not found: " + pkg, true); 2972 packagesRemoved.add(pkg); 2973 } 2974 } 2975 } 2976 if (!packagesRemoved.isEmpty()) { 2977 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_REMOVE, 2978 packagesRemoved.toArray(new String[packagesRemoved.size()]), user)); 2979 } 2980 if (!packagesUnavailable.isEmpty()) { 2981 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UNAVAILABLE, 2982 packagesUnavailable.toArray(new String[packagesUnavailable.size()]), user)); 2983 } 2984 } 2985 sPendingPackages.clear(); 2986 } 2987 } 2988 } 2989 2990 private class PackageUpdatedTask implements Runnable { 2991 int mOp; 2992 String[] mPackages; 2993 UserHandleCompat mUser; 2994 2995 public static final int OP_NONE = 0; 2996 public static final int OP_ADD = 1; 2997 public static final int OP_UPDATE = 2; 2998 public static final int OP_REMOVE = 3; // uninstlled 2999 public static final int OP_UNAVAILABLE = 4; // external media unmounted 3000 3001 3002 public PackageUpdatedTask(int op, String[] packages, UserHandleCompat user) { 3003 mOp = op; 3004 mPackages = packages; 3005 mUser = user; 3006 } 3007 3008 public void run() { 3009 if (!mHasLoaderCompletedOnce) { 3010 // Loader has not yet run. 3011 return; 3012 } 3013 final Context context = mApp.getContext(); 3014 3015 final String[] packages = mPackages; 3016 final int N = packages.length; 3017 switch (mOp) { 3018 case OP_ADD: { 3019 for (int i=0; i<N; i++) { 3020 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.addPackage " + packages[i]); 3021 mIconCache.updateIconsForPkg(packages[i], mUser); 3022 mBgAllAppsList.addPackage(context, packages[i], mUser); 3023 } 3024 3025 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 3026 if (heuristic != null) { 3027 heuristic.processPackageAdd(mPackages); 3028 } 3029 break; 3030 } 3031 case OP_UPDATE: 3032 for (int i=0; i<N; i++) { 3033 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.updatePackage " + packages[i]); 3034 mIconCache.updateIconsForPkg(packages[i], mUser); 3035 mBgAllAppsList.updatePackage(context, packages[i], mUser); 3036 mApp.getWidgetCache().removePackage(packages[i], mUser); 3037 } 3038 break; 3039 case OP_REMOVE: { 3040 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 3041 if (heuristic != null) { 3042 heuristic.processPackageRemoved(mPackages); 3043 } 3044 for (int i=0; i<N; i++) { 3045 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 3046 mIconCache.removeIconsForPkg(packages[i], mUser); 3047 } 3048 // Fall through 3049 } 3050 case OP_UNAVAILABLE: 3051 for (int i=0; i<N; i++) { 3052 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 3053 mBgAllAppsList.removePackage(packages[i], mUser); 3054 mApp.getWidgetCache().removePackage(packages[i], mUser); 3055 } 3056 break; 3057 } 3058 3059 ArrayList<AppInfo> added = null; 3060 ArrayList<AppInfo> modified = null; 3061 final ArrayList<AppInfo> removedApps = new ArrayList<AppInfo>(); 3062 3063 if (mBgAllAppsList.added.size() > 0) { 3064 added = new ArrayList<AppInfo>(mBgAllAppsList.added); 3065 mBgAllAppsList.added.clear(); 3066 } 3067 if (mBgAllAppsList.modified.size() > 0) { 3068 modified = new ArrayList<AppInfo>(mBgAllAppsList.modified); 3069 mBgAllAppsList.modified.clear(); 3070 } 3071 if (mBgAllAppsList.removed.size() > 0) { 3072 removedApps.addAll(mBgAllAppsList.removed); 3073 mBgAllAppsList.removed.clear(); 3074 } 3075 3076 final Callbacks callbacks = getCallback(); 3077 if (callbacks == null) { 3078 Log.w(TAG, "Nobody to tell about the new app. Launcher is probably loading."); 3079 return; 3080 } 3081 3082 final HashMap<ComponentName, AppInfo> addedOrUpdatedApps = 3083 new HashMap<ComponentName, AppInfo>(); 3084 3085 if (added != null) { 3086 addAppsToAllApps(context, added); 3087 for (AppInfo ai : added) { 3088 addedOrUpdatedApps.put(ai.componentName, ai); 3089 } 3090 } 3091 3092 if (modified != null) { 3093 final ArrayList<AppInfo> modifiedFinal = modified; 3094 for (AppInfo ai : modified) { 3095 addedOrUpdatedApps.put(ai.componentName, ai); 3096 } 3097 3098 mHandler.post(new Runnable() { 3099 public void run() { 3100 Callbacks cb = getCallback(); 3101 if (callbacks == cb && cb != null) { 3102 callbacks.bindAppsUpdated(modifiedFinal); 3103 } 3104 } 3105 }); 3106 } 3107 3108 // Update shortcut infos 3109 if (mOp == OP_ADD || mOp == OP_UPDATE) { 3110 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<ShortcutInfo>(); 3111 final ArrayList<ShortcutInfo> removedShortcuts = new ArrayList<ShortcutInfo>(); 3112 final ArrayList<LauncherAppWidgetInfo> widgets = new ArrayList<LauncherAppWidgetInfo>(); 3113 3114 HashSet<String> packageSet = new HashSet<String>(Arrays.asList(packages)); 3115 synchronized (sBgLock) { 3116 for (ItemInfo info : sBgItemsIdMap) { 3117 if (info instanceof ShortcutInfo && mUser.equals(info.user)) { 3118 ShortcutInfo si = (ShortcutInfo) info; 3119 boolean infoUpdated = false; 3120 boolean shortcutUpdated = false; 3121 3122 // Update shortcuts which use iconResource. 3123 if ((si.iconResource != null) 3124 && packageSet.contains(si.iconResource.packageName)) { 3125 Bitmap icon = Utilities.createIconBitmap( 3126 si.iconResource.packageName, 3127 si.iconResource.resourceName, context); 3128 if (icon != null) { 3129 si.setIcon(icon); 3130 si.usingFallbackIcon = false; 3131 infoUpdated = true; 3132 } 3133 } 3134 3135 ComponentName cn = si.getTargetComponent(); 3136 if (cn != null && packageSet.contains(cn.getPackageName())) { 3137 AppInfo appInfo = addedOrUpdatedApps.get(cn); 3138 3139 if (si.isPromise()) { 3140 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 3141 // Auto install icon 3142 PackageManager pm = context.getPackageManager(); 3143 ResolveInfo matched = pm.resolveActivity( 3144 new Intent(Intent.ACTION_MAIN) 3145 .setComponent(cn).addCategory(Intent.CATEGORY_LAUNCHER), 3146 PackageManager.MATCH_DEFAULT_ONLY); 3147 if (matched == null) { 3148 // Try to find the best match activity. 3149 Intent intent = pm.getLaunchIntentForPackage( 3150 cn.getPackageName()); 3151 if (intent != null) { 3152 cn = intent.getComponent(); 3153 appInfo = addedOrUpdatedApps.get(cn); 3154 } 3155 3156 if ((intent == null) || (appInfo == null)) { 3157 removedShortcuts.add(si); 3158 continue; 3159 } 3160 si.promisedIntent = intent; 3161 } 3162 } 3163 3164 // Restore the shortcut. 3165 if (appInfo != null) { 3166 si.flags = appInfo.flags; 3167 } 3168 3169 si.intent = si.promisedIntent; 3170 si.promisedIntent = null; 3171 si.status = ShortcutInfo.DEFAULT; 3172 infoUpdated = true; 3173 si.updateIcon(mIconCache); 3174 } 3175 3176 if (appInfo != null && Intent.ACTION_MAIN.equals(si.intent.getAction()) 3177 && si.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 3178 si.updateIcon(mIconCache); 3179 si.title = Utilities.trim(appInfo.title); 3180 si.contentDescription = appInfo.contentDescription; 3181 infoUpdated = true; 3182 } 3183 3184 if ((si.isDisabled & ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE) != 0) { 3185 // Since package was just updated, the target must be available now. 3186 si.isDisabled &= ~ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3187 shortcutUpdated = true; 3188 } 3189 } 3190 3191 if (infoUpdated || shortcutUpdated) { 3192 updatedShortcuts.add(si); 3193 } 3194 if (infoUpdated) { 3195 updateItemInDatabase(context, si); 3196 } 3197 } else if (info instanceof LauncherAppWidgetInfo) { 3198 LauncherAppWidgetInfo widgetInfo = (LauncherAppWidgetInfo) info; 3199 if (mUser.equals(widgetInfo.user) 3200 && widgetInfo.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) 3201 && packageSet.contains(widgetInfo.providerName.getPackageName())) { 3202 widgetInfo.restoreStatus &= 3203 ~LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY & 3204 ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 3205 3206 // adding this flag ensures that launcher shows 'click to setup' 3207 // if the widget has a config activity. In case there is no config 3208 // activity, it will be marked as 'restored' during bind. 3209 widgetInfo.restoreStatus |= LauncherAppWidgetInfo.FLAG_UI_NOT_READY; 3210 3211 widgets.add(widgetInfo); 3212 updateItemInDatabase(context, widgetInfo); 3213 } 3214 } 3215 } 3216 } 3217 3218 if (!updatedShortcuts.isEmpty() || !removedShortcuts.isEmpty()) { 3219 mHandler.post(new Runnable() { 3220 3221 public void run() { 3222 Callbacks cb = getCallback(); 3223 if (callbacks == cb && cb != null) { 3224 callbacks.bindShortcutsChanged( 3225 updatedShortcuts, removedShortcuts, mUser); 3226 } 3227 } 3228 }); 3229 if (!removedShortcuts.isEmpty()) { 3230 deleteItemsFromDatabase(context, removedShortcuts); 3231 } 3232 } 3233 if (!widgets.isEmpty()) { 3234 mHandler.post(new Runnable() { 3235 public void run() { 3236 Callbacks cb = getCallback(); 3237 if (callbacks == cb && cb != null) { 3238 callbacks.bindWidgetsRestored(widgets); 3239 } 3240 } 3241 }); 3242 } 3243 } 3244 3245 final ArrayList<String> removedPackageNames = 3246 new ArrayList<String>(); 3247 if (mOp == OP_REMOVE || mOp == OP_UNAVAILABLE) { 3248 // Mark all packages in the broadcast to be removed 3249 removedPackageNames.addAll(Arrays.asList(packages)); 3250 } else if (mOp == OP_UPDATE) { 3251 // Mark disabled packages in the broadcast to be removed 3252 for (int i=0; i<N; i++) { 3253 if (isPackageDisabled(context, packages[i], mUser)) { 3254 removedPackageNames.add(packages[i]); 3255 } 3256 } 3257 } 3258 3259 if (!removedPackageNames.isEmpty() || !removedApps.isEmpty()) { 3260 final int removeReason; 3261 if (mOp == OP_UNAVAILABLE) { 3262 removeReason = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3263 } else { 3264 // Remove all the components associated with this package 3265 for (String pn : removedPackageNames) { 3266 deletePackageFromDatabase(context, pn, mUser); 3267 } 3268 // Remove all the specific components 3269 for (AppInfo a : removedApps) { 3270 ArrayList<ItemInfo> infos = getItemInfoForComponentName(a.componentName, mUser); 3271 deleteItemsFromDatabase(context, infos); 3272 } 3273 removeReason = 0; 3274 } 3275 3276 // Remove any queued items from the install queue 3277 InstallShortcutReceiver.removeFromInstallQueue(context, removedPackageNames, mUser); 3278 // Call the components-removed callback 3279 mHandler.post(new Runnable() { 3280 public void run() { 3281 Callbacks cb = getCallback(); 3282 if (callbacks == cb && cb != null) { 3283 callbacks.bindComponentsRemoved( 3284 removedPackageNames, removedApps, mUser, removeReason); 3285 } 3286 } 3287 }); 3288 } 3289 3290 // Update widgets 3291 if (mOp == OP_ADD || mOp == OP_REMOVE || mOp == OP_UPDATE) { 3292 // Always refresh for a package event on secondary user 3293 boolean needToRefresh = !mUser.equals(UserHandleCompat.myUserHandle()); 3294 3295 // Refresh widget list, if the package already had a widget. 3296 synchronized (sBgLock) { 3297 if (sBgWidgetProviders != null) { 3298 HashSet<String> pkgSet = new HashSet<>(); 3299 Collections.addAll(pkgSet, mPackages); 3300 3301 for (ComponentKey key : sBgWidgetProviders.keySet()) { 3302 needToRefresh |= key.user.equals(mUser) && 3303 pkgSet.contains(key.componentName.getPackageName()); 3304 } 3305 } 3306 } 3307 3308 if (!needToRefresh && mOp != OP_REMOVE) { 3309 // Refresh widget list, if there is any newly added widget 3310 PackageManager pm = context.getPackageManager(); 3311 for (String pkg : mPackages) { 3312 try { 3313 List<ResolveInfo> widgets = pm.queryBroadcastReceivers( 3314 new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE) 3315 .setPackage(pkg), 0); 3316 needToRefresh |= widgets != null && !widgets.isEmpty(); 3317 } catch (RuntimeException e) { 3318 if (LauncherAppState.isDogfoodBuild()) { 3319 throw e; 3320 } 3321 // Ignore the crash. We can live with a state widget list. 3322 Log.e(TAG, "PM call failed for " + pkg, e); 3323 } 3324 } 3325 } 3326 3327 loadAndBindWidgetsAndShortcuts(callbacks, needToRefresh); 3328 } 3329 3330 // Write all the logs to disk 3331 mHandler.post(new Runnable() { 3332 public void run() { 3333 Callbacks cb = getCallback(); 3334 if (callbacks == cb && cb != null) { 3335 callbacks.dumpLogsToLocalData(); 3336 } 3337 } 3338 }); 3339 } 3340 } 3341 3342 public static List<LauncherAppWidgetProviderInfo> getWidgetProviders(Context context, 3343 boolean refresh) { 3344 ArrayList<LauncherAppWidgetProviderInfo> results = 3345 new ArrayList<LauncherAppWidgetProviderInfo>(); 3346 try { 3347 synchronized (sBgLock) { 3348 if (sBgWidgetProviders == null || refresh) { 3349 HashMap<ComponentKey, LauncherAppWidgetProviderInfo> tmpWidgetProviders 3350 = new HashMap<>(); 3351 AppWidgetManagerCompat wm = AppWidgetManagerCompat.getInstance(context); 3352 LauncherAppWidgetProviderInfo info; 3353 3354 List<AppWidgetProviderInfo> widgets = wm.getAllProviders(); 3355 for (AppWidgetProviderInfo pInfo : widgets) { 3356 info = LauncherAppWidgetProviderInfo.fromProviderInfo(context, pInfo); 3357 UserHandleCompat user = wm.getUser(info); 3358 tmpWidgetProviders.put(new ComponentKey(info.provider, user), info); 3359 } 3360 3361 Collection<CustomAppWidget> customWidgets = Launcher.getCustomAppWidgets().values(); 3362 for (CustomAppWidget widget : customWidgets) { 3363 info = new LauncherAppWidgetProviderInfo(context, widget); 3364 UserHandleCompat user = wm.getUser(info); 3365 tmpWidgetProviders.put(new ComponentKey(info.provider, user), info); 3366 } 3367 // Replace the global list at the very end, so that if there is an exception, 3368 // previously loaded provider list is used. 3369 sBgWidgetProviders = tmpWidgetProviders; 3370 } 3371 results.addAll(sBgWidgetProviders.values()); 3372 return results; 3373 } 3374 } catch (Exception e) { 3375 if (!LauncherAppState.isDogfoodBuild() && 3376 (e.getCause() instanceof TransactionTooLargeException || 3377 e.getCause() instanceof DeadObjectException)) { 3378 // the returned value may be incomplete and will not be refreshed until the next 3379 // time Launcher starts. 3380 // TODO: after figuring out a repro step, introduce a dirty bit to check when 3381 // onResume is called to refresh the widget provider list. 3382 synchronized (sBgLock) { 3383 if (sBgWidgetProviders != null) { 3384 results.addAll(sBgWidgetProviders.values()); 3385 } 3386 return results; 3387 } 3388 } else { 3389 throw e; 3390 } 3391 } 3392 } 3393 3394 public static LauncherAppWidgetProviderInfo getProviderInfo(Context ctx, ComponentName name, 3395 UserHandleCompat user) { 3396 synchronized (sBgLock) { 3397 if (sBgWidgetProviders == null) { 3398 getWidgetProviders(ctx, false /* refresh */); 3399 } 3400 return sBgWidgetProviders.get(new ComponentKey(name, user)); 3401 } 3402 } 3403 3404 public void loadAndBindWidgetsAndShortcuts(final Callbacks callbacks, final boolean refresh) { 3405 3406 runOnWorkerThread(new Runnable() { 3407 @Override 3408 public void run() { 3409 updateWidgetsModel(refresh); 3410 final WidgetsModel model = mBgWidgetsModel.clone(); 3411 3412 mHandler.post(new Runnable() { 3413 @Override 3414 public void run() { 3415 Callbacks cb = getCallback(); 3416 if (callbacks == cb && cb != null) { 3417 callbacks.bindAllPackages(model); 3418 } 3419 } 3420 }); 3421 // update the Widget entries inside DB on the worker thread. 3422 LauncherAppState.getInstance().getWidgetCache().removeObsoletePreviews( 3423 model.getRawList()); 3424 } 3425 }); 3426 } 3427 3428 /** 3429 * Returns a list of ResolveInfos/AppWidgetInfos. 3430 * 3431 * @see #loadAndBindWidgetsAndShortcuts 3432 */ 3433 @Thunk void updateWidgetsModel(boolean refresh) { 3434 PackageManager packageManager = mApp.getContext().getPackageManager(); 3435 final ArrayList<Object> widgetsAndShortcuts = new ArrayList<Object>(); 3436 widgetsAndShortcuts.addAll(getWidgetProviders(mApp.getContext(), refresh)); 3437 3438 // Update shortcut providers 3439 synchronized (sBgLock) { 3440 try { 3441 Intent shortcutsIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 3442 List<ResolveInfo> providers = packageManager.queryIntentActivities(shortcutsIntent, 0); 3443 sBgShortcutProviders = providers; 3444 } catch (RuntimeException e) { 3445 if (!LauncherAppState.isDogfoodBuild() && 3446 (e.getCause() instanceof TransactionTooLargeException || 3447 e.getCause() instanceof DeadObjectException)) { 3448 /** 3449 * Ignore exception and use the cached list if available. 3450 * Refer to {@link #getWidgetProviders(Context, boolean}} for more info. 3451 */ 3452 } else { 3453 throw e; 3454 } 3455 } 3456 if (sBgShortcutProviders != null) { 3457 widgetsAndShortcuts.addAll(sBgShortcutProviders); 3458 } 3459 } 3460 mBgWidgetsModel.setWidgetsAndShortcuts(widgetsAndShortcuts); 3461 } 3462 3463 @Thunk static boolean isPackageDisabled(Context context, String packageName, 3464 UserHandleCompat user) { 3465 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3466 return !launcherApps.isPackageEnabledForProfile(packageName, user); 3467 } 3468 3469 public static boolean isValidPackageActivity(Context context, ComponentName cn, 3470 UserHandleCompat user) { 3471 if (cn == null) { 3472 return false; 3473 } 3474 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3475 if (!launcherApps.isPackageEnabledForProfile(cn.getPackageName(), user)) { 3476 return false; 3477 } 3478 return launcherApps.isActivityEnabledForProfile(cn, user); 3479 } 3480 3481 public static boolean isValidPackage(Context context, String packageName, 3482 UserHandleCompat user) { 3483 if (packageName == null) { 3484 return false; 3485 } 3486 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3487 return launcherApps.isPackageEnabledForProfile(packageName, user); 3488 } 3489 3490 /** 3491 * Make an ShortcutInfo object for a restored application or shortcut item that points 3492 * to a package that is not yet installed on the system. 3493 */ 3494 public ShortcutInfo getRestoredItemInfo(Cursor c, int titleIndex, Intent intent, 3495 int promiseType, int itemType, CursorIconInfo iconInfo, Context context) { 3496 final ShortcutInfo info = new ShortcutInfo(); 3497 info.user = UserHandleCompat.myUserHandle(); 3498 3499 Bitmap icon = iconInfo.loadIcon(c, info, context); 3500 // the fallback icon 3501 if (icon == null) { 3502 mIconCache.getTitleAndIcon(info, intent, info.user, false /* useLowResIcon */); 3503 } else { 3504 info.setIcon(icon); 3505 } 3506 3507 if ((promiseType & ShortcutInfo.FLAG_RESTORED_ICON) != 0) { 3508 String title = (c != null) ? c.getString(titleIndex) : null; 3509 if (!TextUtils.isEmpty(title)) { 3510 info.title = Utilities.trim(title); 3511 } 3512 } else if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 3513 if (TextUtils.isEmpty(info.title)) { 3514 info.title = (c != null) ? Utilities.trim(c.getString(titleIndex)) : ""; 3515 } 3516 } else { 3517 throw new InvalidParameterException("Invalid restoreType " + promiseType); 3518 } 3519 3520 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3521 info.itemType = itemType; 3522 info.promisedIntent = intent; 3523 info.status = promiseType; 3524 return info; 3525 } 3526 3527 /** 3528 * Make an Intent object for a restored application or shortcut item that points 3529 * to the market page for the item. 3530 */ 3531 @Thunk Intent getRestoredItemIntent(Cursor c, Context context, Intent intent) { 3532 ComponentName componentName = intent.getComponent(); 3533 return getMarketIntent(componentName.getPackageName()); 3534 } 3535 3536 static Intent getMarketIntent(String packageName) { 3537 return new Intent(Intent.ACTION_VIEW) 3538 .setData(new Uri.Builder() 3539 .scheme("market") 3540 .authority("details") 3541 .appendQueryParameter("id", packageName) 3542 .build()); 3543 } 3544 3545 /** 3546 * Make an ShortcutInfo object for a shortcut that is an application. 3547 * 3548 * If c is not null, then it will be used to fill in missing data like the title and icon. 3549 */ 3550 public ShortcutInfo getAppShortcutInfo(PackageManager manager, Intent intent, 3551 UserHandleCompat user, Context context, Cursor c, int iconIndex, int titleIndex, 3552 boolean allowMissingTarget, boolean useLowResIcon) { 3553 if (user == null) { 3554 Log.d(TAG, "Null user found in getShortcutInfo"); 3555 return null; 3556 } 3557 3558 ComponentName componentName = intent.getComponent(); 3559 if (componentName == null) { 3560 Log.d(TAG, "Missing component found in getShortcutInfo: " + componentName); 3561 return null; 3562 } 3563 3564 Intent newIntent = new Intent(intent.getAction(), null); 3565 newIntent.addCategory(Intent.CATEGORY_LAUNCHER); 3566 newIntent.setComponent(componentName); 3567 LauncherActivityInfoCompat lai = mLauncherApps.resolveActivity(newIntent, user); 3568 if ((lai == null) && !allowMissingTarget) { 3569 Log.d(TAG, "Missing activity found in getShortcutInfo: " + componentName); 3570 return null; 3571 } 3572 3573 final ShortcutInfo info = new ShortcutInfo(); 3574 mIconCache.getTitleAndIcon(info, componentName, lai, user, false, useLowResIcon); 3575 if (mIconCache.isDefaultIcon(info.getIcon(mIconCache), user) && c != null) { 3576 Bitmap icon = Utilities.createIconBitmap(c, iconIndex, context); 3577 info.setIcon(icon == null ? mIconCache.getDefaultIcon(user) : icon); 3578 } 3579 3580 // from the db 3581 if (TextUtils.isEmpty(info.title) && c != null) { 3582 info.title = Utilities.trim(c.getString(titleIndex)); 3583 } 3584 3585 // fall back to the class name of the activity 3586 if (info.title == null) { 3587 info.title = componentName.getClassName(); 3588 } 3589 3590 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_APPLICATION; 3591 info.user = user; 3592 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3593 if (lai != null) { 3594 info.flags = AppInfo.initFlags(lai); 3595 } 3596 return info; 3597 } 3598 3599 static ArrayList<ItemInfo> filterItemInfos(Iterable<ItemInfo> infos, 3600 ItemInfoFilter f) { 3601 HashSet<ItemInfo> filtered = new HashSet<ItemInfo>(); 3602 for (ItemInfo i : infos) { 3603 if (i instanceof ShortcutInfo) { 3604 ShortcutInfo info = (ShortcutInfo) i; 3605 ComponentName cn = info.getTargetComponent(); 3606 if (cn != null && f.filterItem(null, info, cn)) { 3607 filtered.add(info); 3608 } 3609 } else if (i instanceof FolderInfo) { 3610 FolderInfo info = (FolderInfo) i; 3611 for (ShortcutInfo s : info.contents) { 3612 ComponentName cn = s.getTargetComponent(); 3613 if (cn != null && f.filterItem(info, s, cn)) { 3614 filtered.add(s); 3615 } 3616 } 3617 } else if (i instanceof LauncherAppWidgetInfo) { 3618 LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) i; 3619 ComponentName cn = info.providerName; 3620 if (cn != null && f.filterItem(null, info, cn)) { 3621 filtered.add(info); 3622 } 3623 } 3624 } 3625 return new ArrayList<ItemInfo>(filtered); 3626 } 3627 3628 @Thunk ArrayList<ItemInfo> getItemInfoForComponentName(final ComponentName cname, 3629 final UserHandleCompat user) { 3630 ItemInfoFilter filter = new ItemInfoFilter() { 3631 @Override 3632 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 3633 if (info.user == null) { 3634 return cn.equals(cname); 3635 } else { 3636 return cn.equals(cname) && info.user.equals(user); 3637 } 3638 } 3639 }; 3640 return filterItemInfos(sBgItemsIdMap, filter); 3641 } 3642 3643 /** 3644 * Make an ShortcutInfo object for a shortcut that isn't an application. 3645 */ 3646 @Thunk ShortcutInfo getShortcutInfo(Cursor c, Context context, 3647 int titleIndex, CursorIconInfo iconInfo) { 3648 final ShortcutInfo info = new ShortcutInfo(); 3649 // Non-app shortcuts are only supported for current user. 3650 info.user = UserHandleCompat.myUserHandle(); 3651 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT; 3652 3653 // TODO: If there's an explicit component and we can't install that, delete it. 3654 3655 info.title = Utilities.trim(c.getString(titleIndex)); 3656 3657 Bitmap icon = iconInfo.loadIcon(c, info, context); 3658 // the fallback icon 3659 if (icon == null) { 3660 icon = mIconCache.getDefaultIcon(info.user); 3661 info.usingFallbackIcon = true; 3662 } 3663 info.setIcon(icon); 3664 return info; 3665 } 3666 3667 ShortcutInfo infoFromShortcutIntent(Context context, Intent data) { 3668 Intent intent = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_INTENT); 3669 String name = data.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 3670 Parcelable bitmap = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON); 3671 3672 if (intent == null) { 3673 // If the intent is null, we can't construct a valid ShortcutInfo, so we return null 3674 Log.e(TAG, "Can't construct ShorcutInfo with null intent"); 3675 return null; 3676 } 3677 3678 Bitmap icon = null; 3679 boolean customIcon = false; 3680 ShortcutIconResource iconResource = null; 3681 3682 if (bitmap instanceof Bitmap) { 3683 icon = Utilities.createIconBitmap((Bitmap) bitmap, context); 3684 customIcon = true; 3685 } else { 3686 Parcelable extra = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE); 3687 if (extra instanceof ShortcutIconResource) { 3688 iconResource = (ShortcutIconResource) extra; 3689 icon = Utilities.createIconBitmap(iconResource.packageName, 3690 iconResource.resourceName, context); 3691 } 3692 } 3693 3694 final ShortcutInfo info = new ShortcutInfo(); 3695 3696 // Only support intents for current user for now. Intents sent from other 3697 // users wouldn't get here without intent forwarding anyway. 3698 info.user = UserHandleCompat.myUserHandle(); 3699 if (icon == null) { 3700 icon = mIconCache.getDefaultIcon(info.user); 3701 info.usingFallbackIcon = true; 3702 } 3703 info.setIcon(icon); 3704 3705 info.title = Utilities.trim(name); 3706 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3707 info.intent = intent; 3708 info.customIcon = customIcon; 3709 info.iconResource = iconResource; 3710 3711 return info; 3712 } 3713 3714 /** 3715 * Return an existing FolderInfo object if we have encountered this ID previously, 3716 * or make a new one. 3717 */ 3718 @Thunk static FolderInfo findOrMakeFolder(LongArrayMap<FolderInfo> folders, long id) { 3719 // See if a placeholder was created for us already 3720 FolderInfo folderInfo = folders.get(id); 3721 if (folderInfo == null) { 3722 // No placeholder -- create a new instance 3723 folderInfo = new FolderInfo(); 3724 folders.put(id, folderInfo); 3725 } 3726 return folderInfo; 3727 } 3728 3729 3730 static boolean isValidProvider(AppWidgetProviderInfo provider) { 3731 return (provider != null) && (provider.provider != null) 3732 && (provider.provider.getPackageName() != null); 3733 } 3734 3735 public void dumpState() { 3736 Log.d(TAG, "mCallbacks=" + mCallbacks); 3737 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.data", mBgAllAppsList.data); 3738 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.added", mBgAllAppsList.added); 3739 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.removed", mBgAllAppsList.removed); 3740 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.modified", mBgAllAppsList.modified); 3741 if (mLoaderTask != null) { 3742 mLoaderTask.dumpState(); 3743 } else { 3744 Log.d(TAG, "mLoaderTask=null"); 3745 } 3746 } 3747 3748 public Callbacks getCallback() { 3749 return mCallbacks != null ? mCallbacks.get() : null; 3750 } 3751 3752 /** 3753 * @return {@link FolderInfo} if its already loaded. 3754 */ 3755 public FolderInfo findFolderById(Long folderId) { 3756 synchronized (sBgLock) { 3757 return sBgFolders.get(folderId); 3758 } 3759 } 3760 3761 /** 3762 * @return the looper for the worker thread which can be used to start background tasks. 3763 */ 3764 public static Looper getWorkerLooper() { 3765 return sWorkerThread.getLooper(); 3766 } 3767} 3768