LauncherModel.java revision 83a8f042adda926489494dff217c15ab696139b4
1/* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.launcher3; 18 19import android.app.SearchManager; 20import android.appwidget.AppWidgetProviderInfo; 21import android.content.BroadcastReceiver; 22import android.content.ComponentName; 23import android.content.ContentProviderClient; 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.content.res.Configuration; 35import android.content.res.Resources; 36import android.database.Cursor; 37import android.graphics.Bitmap; 38import android.net.Uri; 39import android.os.Build; 40import android.os.Environment; 41import android.os.Handler; 42import android.os.HandlerThread; 43import android.os.Looper; 44import android.os.Parcelable; 45import android.os.Process; 46import android.os.RemoteException; 47import android.os.SystemClock; 48import android.provider.BaseColumns; 49import android.text.TextUtils; 50import android.util.Log; 51import android.util.LongSparseArray; 52import android.util.Pair; 53 54import com.android.launcher3.compat.AppWidgetManagerCompat; 55import com.android.launcher3.compat.LauncherActivityInfoCompat; 56import com.android.launcher3.compat.LauncherAppsCompat; 57import com.android.launcher3.compat.PackageInstallerCompat; 58import com.android.launcher3.compat.PackageInstallerCompat.PackageInstallInfo; 59import com.android.launcher3.compat.UserHandleCompat; 60import com.android.launcher3.compat.UserManagerCompat; 61import com.android.launcher3.util.ComponentKey; 62import com.android.launcher3.util.LongArrayMap; 63import com.android.launcher3.util.ManagedProfileHeuristic; 64import com.android.launcher3.util.Thunk; 65 66import java.lang.ref.WeakReference; 67import java.net.URISyntaxException; 68import java.security.InvalidParameterException; 69import java.text.Collator; 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; 142 143 // The lock that must be acquired before referencing any static bg data structures. Unlike 144 // other locks, this one can generally be held long-term because we never expect any of these 145 // static data structures to be referenced outside of the worker thread except on the first 146 // load after configuration change. 147 static final Object sBgLock = new Object(); 148 149 // sBgItemsIdMap maps *all* the ItemInfos (shortcuts, folders, and widgets) created by 150 // LauncherModel to their ids 151 static final LongArrayMap<ItemInfo> sBgItemsIdMap = new LongArrayMap<>(); 152 153 // sBgWorkspaceItems is passed to bindItems, which expects a list of all folders and shortcuts 154 // created by LauncherModel that are directly on the home screen (however, no widgets or 155 // shortcuts within folders). 156 static final ArrayList<ItemInfo> sBgWorkspaceItems = new ArrayList<ItemInfo>(); 157 158 // sBgAppWidgets is all LauncherAppWidgetInfo created by LauncherModel. Passed to bindAppWidget() 159 static final ArrayList<LauncherAppWidgetInfo> sBgAppWidgets = 160 new ArrayList<LauncherAppWidgetInfo>(); 161 162 // sBgFolders is all FolderInfos created by LauncherModel. Passed to bindFolders() 163 static final LongArrayMap<FolderInfo> sBgFolders = new LongArrayMap<>(); 164 165 // sBgWorkspaceScreens is the ordered set of workspace screens. 166 static final ArrayList<Long> sBgWorkspaceScreens = new ArrayList<Long>(); 167 168 // sBgWidgetProviders is the set of widget providers including custom internal widgets 169 public static HashMap<ComponentKey, LauncherAppWidgetProviderInfo> sBgWidgetProviders; 170 171 // sPendingPackages is a set of packages which could be on sdcard and are not available yet 172 static final HashMap<UserHandleCompat, HashSet<String>> sPendingPackages = 173 new HashMap<UserHandleCompat, HashSet<String>>(); 174 175 // </ only access in worker thread > 176 177 @Thunk IconCache mIconCache; 178 179 protected int mPreviousConfigMcc; 180 181 @Thunk final LauncherAppsCompat mLauncherApps; 182 @Thunk final UserManagerCompat mUserManager; 183 184 public interface Callbacks { 185 public boolean setLoadOnResume(); 186 public int getCurrentWorkspaceScreen(); 187 public void startBinding(); 188 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end, 189 boolean forceAnimateIcons); 190 public void bindScreens(ArrayList<Long> orderedScreenIds); 191 public void bindAddScreens(ArrayList<Long> orderedScreenIds); 192 public void bindFolders(LongArrayMap<FolderInfo> folders); 193 public void finishBindingItems(); 194 public void bindAppWidget(LauncherAppWidgetInfo info); 195 public void bindAllApplications(ArrayList<AppInfo> apps); 196 public void bindAppsAdded(ArrayList<Long> newScreens, 197 ArrayList<ItemInfo> addNotAnimated, 198 ArrayList<ItemInfo> addAnimated, 199 ArrayList<AppInfo> addedApps); 200 public void bindAppsUpdated(ArrayList<AppInfo> apps); 201 public void bindShortcutsChanged(ArrayList<ShortcutInfo> updated, 202 ArrayList<ShortcutInfo> removed, UserHandleCompat user); 203 public void bindWidgetsRestored(ArrayList<LauncherAppWidgetInfo> widgets); 204 public void bindRestoreItemsChange(HashSet<ItemInfo> updates); 205 public void bindComponentsRemoved(ArrayList<String> packageNames, 206 ArrayList<AppInfo> appInfos, UserHandleCompat user, int reason); 207 public void bindAllPackages(ArrayList<Object> widgetsAndShortcuts); 208 public void bindSearchablesChanged(); 209 public boolean isAllAppsButtonRank(int rank); 210 public void onPageBoundSynchronously(int page); 211 public void dumpLogsToLocalData(); 212 } 213 214 public interface ItemInfoFilter { 215 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn); 216 } 217 218 LauncherModel(LauncherAppState app, IconCache iconCache, AppFilter appFilter) { 219 Context context = app.getContext(); 220 221 mAppsCanBeOnRemoveableStorage = Environment.isExternalStorageRemovable(); 222 String oldProvider = context.getString(R.string.old_launcher_provider_uri); 223 // This may be the same as MIGRATE_AUTHORITY, or it may be replaced by a different 224 // resource string. 225 String redirectAuthority = Uri.parse(oldProvider).getAuthority(); 226 ProviderInfo providerInfo = 227 context.getPackageManager().resolveContentProvider(MIGRATE_AUTHORITY, 0); 228 ProviderInfo redirectProvider = 229 context.getPackageManager().resolveContentProvider(redirectAuthority, 0); 230 231 Log.d(TAG, "Old launcher provider: " + oldProvider); 232 mOldContentProviderExists = (providerInfo != null) && (redirectProvider != null); 233 234 if (mOldContentProviderExists) { 235 Log.d(TAG, "Old launcher provider exists."); 236 } else { 237 Log.d(TAG, "Old launcher provider does not exist."); 238 } 239 240 mApp = app; 241 mBgAllAppsList = new AllAppsList(iconCache, appFilter); 242 mIconCache = iconCache; 243 244 final Resources res = context.getResources(); 245 Configuration config = res.getConfiguration(); 246 mPreviousConfigMcc = config.mcc; 247 mLauncherApps = LauncherAppsCompat.getInstance(context); 248 mUserManager = UserManagerCompat.getInstance(context); 249 } 250 251 /** Runs the specified runnable immediately if called from the main thread, otherwise it is 252 * posted on the main thread handler. */ 253 @Thunk void runOnMainThread(Runnable r) { 254 if (sWorkerThread.getThreadId() == Process.myTid()) { 255 // If we are on the worker thread, post onto the main handler 256 mHandler.post(r); 257 } else { 258 r.run(); 259 } 260 } 261 262 /** Runs the specified runnable immediately if called from the worker thread, otherwise it is 263 * posted on the worker thread handler. */ 264 private static void runOnWorkerThread(Runnable r) { 265 if (sWorkerThread.getThreadId() == Process.myTid()) { 266 r.run(); 267 } else { 268 // If we are not on the worker thread, then post to the worker handler 269 sWorker.post(r); 270 } 271 } 272 273 /** 274 * Runs the specified runnable after the loader is complete 275 */ 276 private void runAfterBindCompletes(Runnable r) { 277 if (isLoadingWorkspace() || !mHasLoaderCompletedOnce) { 278 synchronized (mBindCompleteRunnables) { 279 mBindCompleteRunnables.add(r); 280 } 281 } else { 282 runOnWorkerThread(r); 283 } 284 } 285 286 boolean canMigrateFromOldLauncherDb(Launcher launcher) { 287 return mOldContentProviderExists && !launcher.isLauncherPreinstalled() ; 288 } 289 290 public void setPackageState(final PackageInstallInfo installInfo) { 291 Runnable updateRunnable = new Runnable() { 292 293 @Override 294 public void run() { 295 synchronized (sBgLock) { 296 final HashSet<ItemInfo> updates = new HashSet<>(); 297 298 if (installInfo.state == PackageInstallerCompat.STATUS_INSTALLED) { 299 // Ignore install success events as they are handled by Package add events. 300 return; 301 } 302 303 for (ItemInfo info : sBgItemsIdMap) { 304 if (info instanceof ShortcutInfo) { 305 ShortcutInfo si = (ShortcutInfo) info; 306 ComponentName cn = si.getTargetComponent(); 307 if (si.isPromise() && (cn != null) 308 && installInfo.packageName.equals(cn.getPackageName())) { 309 si.setInstallProgress(installInfo.progress); 310 311 if (installInfo.state == PackageInstallerCompat.STATUS_FAILED) { 312 // Mark this info as broken. 313 si.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 314 } 315 updates.add(si); 316 } 317 } 318 } 319 320 for (LauncherAppWidgetInfo widget : sBgAppWidgets) { 321 if (widget.providerName.getPackageName().equals(installInfo.packageName)) { 322 widget.installProgress = installInfo.progress; 323 updates.add(widget); 324 } 325 } 326 327 if (!updates.isEmpty()) { 328 // Push changes to the callback. 329 Runnable r = new Runnable() { 330 public void run() { 331 Callbacks callbacks = getCallback(); 332 if (callbacks != null) { 333 callbacks.bindRestoreItemsChange(updates); 334 } 335 } 336 }; 337 mHandler.post(r); 338 } 339 } 340 } 341 }; 342 runOnWorkerThread(updateRunnable); 343 } 344 345 /** 346 * Updates the icons and label of all pending icons for the provided package name. 347 */ 348 public void updateSessionDisplayInfo(final String packageName) { 349 Runnable updateRunnable = new Runnable() { 350 351 @Override 352 public void run() { 353 synchronized (sBgLock) { 354 final ArrayList<ShortcutInfo> updates = new ArrayList<>(); 355 final UserHandleCompat user = UserHandleCompat.myUserHandle(); 356 357 for (ItemInfo info : sBgItemsIdMap) { 358 if (info instanceof ShortcutInfo) { 359 ShortcutInfo si = (ShortcutInfo) info; 360 ComponentName cn = si.getTargetComponent(); 361 if (si.isPromise() && (cn != null) 362 && packageName.equals(cn.getPackageName())) { 363 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 364 // For auto install apps update the icon as well as label. 365 mIconCache.getTitleAndIcon(si, 366 si.promisedIntent, user, 367 si.shouldUseLowResIcon()); 368 } else { 369 // Only update the icon for restored apps. 370 si.updateIcon(mIconCache); 371 } 372 updates.add(si); 373 } 374 } 375 } 376 377 if (!updates.isEmpty()) { 378 // Push changes to the callback. 379 Runnable r = new Runnable() { 380 public void run() { 381 Callbacks callbacks = getCallback(); 382 if (callbacks != null) { 383 callbacks.bindShortcutsChanged(updates, 384 new ArrayList<ShortcutInfo>(), user); 385 } 386 } 387 }; 388 mHandler.post(r); 389 } 390 } 391 } 392 }; 393 runOnWorkerThread(updateRunnable); 394 } 395 396 public void addAppsToAllApps(final Context ctx, final ArrayList<AppInfo> allAppsApps) { 397 final Callbacks callbacks = getCallback(); 398 399 if (allAppsApps == null) { 400 throw new RuntimeException("allAppsApps must not be null"); 401 } 402 if (allAppsApps.isEmpty()) { 403 return; 404 } 405 406 // Process the newly added applications and add them to the database first 407 Runnable r = new Runnable() { 408 public void run() { 409 runOnMainThread(new Runnable() { 410 public void run() { 411 Callbacks cb = getCallback(); 412 if (callbacks == cb && cb != null) { 413 callbacks.bindAppsAdded(null, null, null, allAppsApps); 414 } 415 } 416 }); 417 } 418 }; 419 runOnWorkerThread(r); 420 } 421 422 private static boolean findNextAvailableIconSpaceInScreen(ArrayList<ItemInfo> occupiedPos, 423 int[] xy, int spanX, int spanY) { 424 LauncherAppState app = LauncherAppState.getInstance(); 425 DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); 426 final int xCount = (int) grid.numColumns; 427 final int yCount = (int) grid.numRows; 428 boolean[][] occupied = new boolean[xCount][yCount]; 429 if (occupiedPos != null) { 430 for (ItemInfo r : occupiedPos) { 431 int right = r.cellX + r.spanX; 432 int bottom = r.cellY + r.spanY; 433 for (int x = r.cellX; 0 <= x && x < right && x < xCount; x++) { 434 for (int y = r.cellY; 0 <= y && y < bottom && y < yCount; y++) { 435 occupied[x][y] = true; 436 } 437 } 438 } 439 } 440 return Utilities.findVacantCell(xy, spanX, spanY, xCount, yCount, occupied); 441 } 442 443 /** 444 * Find a position on the screen for the given size or adds a new screen. 445 * @return screenId and the coordinates for the item. 446 */ 447 @Thunk Pair<Long, int[]> findSpaceForItem( 448 Context context, 449 ArrayList<Long> workspaceScreens, 450 ArrayList<Long> addedWorkspaceScreensFinal, 451 int spanX, int spanY) { 452 LongSparseArray<ArrayList<ItemInfo>> screenItems = new LongSparseArray<>(); 453 454 // Use sBgItemsIdMap as all the items are already loaded. 455 assertWorkspaceLoaded(); 456 synchronized (sBgLock) { 457 for (ItemInfo info : sBgItemsIdMap) { 458 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 459 ArrayList<ItemInfo> items = screenItems.get(info.screenId); 460 if (items == null) { 461 items = new ArrayList<>(); 462 screenItems.put(info.screenId, items); 463 } 464 items.add(info); 465 } 466 } 467 } 468 469 // Find appropriate space for the item. 470 long screenId = 0; 471 int[] cordinates = new int[2]; 472 boolean found = false; 473 474 int screenCount = workspaceScreens.size(); 475 // First check the preferred screen. 476 int preferredScreenIndex = workspaceScreens.isEmpty() ? 0 : 1; 477 if (preferredScreenIndex < screenCount) { 478 screenId = workspaceScreens.get(preferredScreenIndex); 479 found = findNextAvailableIconSpaceInScreen( 480 screenItems.get(screenId), cordinates, spanX, spanY); 481 } 482 483 if (!found) { 484 // Search on any of the screens starting from the first screen. 485 for (int screen = 1; screen < screenCount; screen++) { 486 screenId = workspaceScreens.get(screen); 487 if (findNextAvailableIconSpaceInScreen( 488 screenItems.get(screenId), cordinates, spanX, spanY)) { 489 // We found a space for it 490 found = true; 491 break; 492 } 493 } 494 } 495 496 if (!found) { 497 // Still no position found. Add a new screen to the end. 498 screenId = LauncherAppState.getLauncherProvider().generateNewScreenId(); 499 500 // Save the screen id for binding in the workspace 501 workspaceScreens.add(screenId); 502 addedWorkspaceScreensFinal.add(screenId); 503 504 // If we still can't find an empty space, then God help us all!!! 505 if (!findNextAvailableIconSpaceInScreen( 506 screenItems.get(screenId), cordinates, spanX, spanY)) { 507 throw new RuntimeException("Can't find space to add the item"); 508 } 509 } 510 return Pair.create(screenId, cordinates); 511 } 512 513 /** 514 * Adds the provided items to the workspace. 515 */ 516 public void addAndBindAddedWorkspaceItems(final Context context, 517 final ArrayList<? extends ItemInfo> workspaceApps) { 518 final Callbacks callbacks = getCallback(); 519 if (workspaceApps.isEmpty()) { 520 return; 521 } 522 // Process the newly added applications and add them to the database first 523 Runnable r = new Runnable() { 524 public void run() { 525 final ArrayList<ItemInfo> addedShortcutsFinal = new ArrayList<ItemInfo>(); 526 final ArrayList<Long> addedWorkspaceScreensFinal = new ArrayList<Long>(); 527 528 // Get the list of workspace screens. We need to append to this list and 529 // can not use sBgWorkspaceScreens because loadWorkspace() may not have been 530 // called. 531 ArrayList<Long> workspaceScreens = loadWorkspaceScreensDb(context); 532 synchronized(sBgLock) { 533 for (ItemInfo item : workspaceApps) { 534 if (item instanceof ShortcutInfo) { 535 // Short-circuit this logic if the icon exists somewhere on the workspace 536 if (shortcutExists(context, item.getIntent(), item.user)) { 537 continue; 538 } 539 } 540 541 // Find appropriate space for the item. 542 Pair<Long, int[]> coords = findSpaceForItem(context, 543 workspaceScreens, addedWorkspaceScreensFinal, 544 1, 1); 545 long screenId = coords.first; 546 int[] cordinates = coords.second; 547 548 ItemInfo itemInfo; 549 if (item instanceof ShortcutInfo || item instanceof FolderInfo) { 550 itemInfo = item; 551 } else if (item instanceof AppInfo) { 552 itemInfo = ((AppInfo) item).makeShortcut(); 553 } else { 554 throw new RuntimeException("Unexpected info type"); 555 } 556 557 // Add the shortcut to the db 558 addItemToDatabase(context, itemInfo, 559 LauncherSettings.Favorites.CONTAINER_DESKTOP, 560 screenId, cordinates[0], cordinates[1]); 561 // Save the ShortcutInfo for binding in the workspace 562 addedShortcutsFinal.add(itemInfo); 563 } 564 } 565 566 // Update the workspace screens 567 updateWorkspaceScreenOrder(context, workspaceScreens); 568 569 if (!addedShortcutsFinal.isEmpty()) { 570 runOnMainThread(new Runnable() { 571 public void run() { 572 Callbacks cb = getCallback(); 573 if (callbacks == cb && cb != null) { 574 final ArrayList<ItemInfo> addAnimated = new ArrayList<ItemInfo>(); 575 final ArrayList<ItemInfo> addNotAnimated = new ArrayList<ItemInfo>(); 576 if (!addedShortcutsFinal.isEmpty()) { 577 ItemInfo info = addedShortcutsFinal.get(addedShortcutsFinal.size() - 1); 578 long lastScreenId = info.screenId; 579 for (ItemInfo i : addedShortcutsFinal) { 580 if (i.screenId == lastScreenId) { 581 addAnimated.add(i); 582 } else { 583 addNotAnimated.add(i); 584 } 585 } 586 } 587 callbacks.bindAppsAdded(addedWorkspaceScreensFinal, 588 addNotAnimated, addAnimated, null); 589 } 590 } 591 }); 592 } 593 } 594 }; 595 runOnWorkerThread(r); 596 } 597 598 private void unbindItemInfosAndClearQueuedBindRunnables() { 599 if (sWorkerThread.getThreadId() == Process.myTid()) { 600 throw new RuntimeException("Expected unbindLauncherItemInfos() to be called from the " + 601 "main thread"); 602 } 603 604 // Clear any deferred bind runnables 605 synchronized (mDeferredBindRunnables) { 606 mDeferredBindRunnables.clear(); 607 } 608 609 // Remove any queued UI runnables 610 mHandler.cancelAll(); 611 // Unbind all the workspace items 612 unbindWorkspaceItemsOnMainThread(); 613 } 614 615 /** Unbinds all the sBgWorkspaceItems and sBgAppWidgets on the main thread */ 616 void unbindWorkspaceItemsOnMainThread() { 617 // Ensure that we don't use the same workspace items data structure on the main thread 618 // by making a copy of workspace items first. 619 final ArrayList<ItemInfo> tmpItems = new ArrayList<ItemInfo>(); 620 synchronized (sBgLock) { 621 tmpItems.addAll(sBgWorkspaceItems); 622 tmpItems.addAll(sBgAppWidgets); 623 } 624 Runnable r = new Runnable() { 625 @Override 626 public void run() { 627 for (ItemInfo item : tmpItems) { 628 item.unbind(); 629 } 630 } 631 }; 632 runOnMainThread(r); 633 } 634 635 /** 636 * Adds an item to the DB if it was not created previously, or move it to a new 637 * <container, screen, cellX, cellY> 638 */ 639 static void addOrMoveItemInDatabase(Context context, ItemInfo item, long container, 640 long screenId, int cellX, int cellY) { 641 if (item.container == ItemInfo.NO_ID) { 642 // From all apps 643 addItemToDatabase(context, item, container, screenId, cellX, cellY); 644 } else { 645 // From somewhere else 646 moveItemInDatabase(context, item, container, screenId, cellX, cellY); 647 } 648 } 649 650 static void checkItemInfoLocked( 651 final long itemId, final ItemInfo item, StackTraceElement[] stackTrace) { 652 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 653 if (modelItem != null && item != modelItem) { 654 // check all the data is consistent 655 if (modelItem instanceof ShortcutInfo && item instanceof ShortcutInfo) { 656 ShortcutInfo modelShortcut = (ShortcutInfo) modelItem; 657 ShortcutInfo shortcut = (ShortcutInfo) item; 658 if (modelShortcut.title.toString().equals(shortcut.title.toString()) && 659 modelShortcut.intent.filterEquals(shortcut.intent) && 660 modelShortcut.id == shortcut.id && 661 modelShortcut.itemType == shortcut.itemType && 662 modelShortcut.container == shortcut.container && 663 modelShortcut.screenId == shortcut.screenId && 664 modelShortcut.cellX == shortcut.cellX && 665 modelShortcut.cellY == shortcut.cellY && 666 modelShortcut.spanX == shortcut.spanX && 667 modelShortcut.spanY == shortcut.spanY && 668 ((modelShortcut.dropPos == null && shortcut.dropPos == null) || 669 (modelShortcut.dropPos != null && 670 shortcut.dropPos != null && 671 modelShortcut.dropPos[0] == shortcut.dropPos[0] && 672 modelShortcut.dropPos[1] == shortcut.dropPos[1]))) { 673 // For all intents and purposes, this is the same object 674 return; 675 } 676 } 677 678 // the modelItem needs to match up perfectly with item if our model is 679 // to be consistent with the database-- for now, just require 680 // modelItem == item or the equality check above 681 String msg = "item: " + ((item != null) ? item.toString() : "null") + 682 "modelItem: " + 683 ((modelItem != null) ? modelItem.toString() : "null") + 684 "Error: ItemInfo passed to checkItemInfo doesn't match original"; 685 RuntimeException e = new RuntimeException(msg); 686 if (stackTrace != null) { 687 e.setStackTrace(stackTrace); 688 } 689 throw e; 690 } 691 } 692 693 static void checkItemInfo(final ItemInfo item) { 694 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 695 final long itemId = item.id; 696 Runnable r = new Runnable() { 697 public void run() { 698 synchronized (sBgLock) { 699 checkItemInfoLocked(itemId, item, stackTrace); 700 } 701 } 702 }; 703 runOnWorkerThread(r); 704 } 705 706 static void updateItemInDatabaseHelper(Context context, final ContentValues values, 707 final ItemInfo item, final String callingFunction) { 708 final long itemId = item.id; 709 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId); 710 final ContentResolver cr = context.getContentResolver(); 711 712 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 713 Runnable r = new Runnable() { 714 public void run() { 715 cr.update(uri, values, null, null); 716 updateItemArrays(item, itemId, stackTrace); 717 } 718 }; 719 runOnWorkerThread(r); 720 } 721 722 static void updateItemsInDatabaseHelper(Context context, final ArrayList<ContentValues> valuesList, 723 final ArrayList<ItemInfo> items, final String callingFunction) { 724 final ContentResolver cr = context.getContentResolver(); 725 726 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 727 Runnable r = new Runnable() { 728 public void run() { 729 ArrayList<ContentProviderOperation> ops = 730 new ArrayList<ContentProviderOperation>(); 731 int count = items.size(); 732 for (int i = 0; i < count; i++) { 733 ItemInfo item = items.get(i); 734 final long itemId = item.id; 735 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId); 736 ContentValues values = valuesList.get(i); 737 738 ops.add(ContentProviderOperation.newUpdate(uri).withValues(values).build()); 739 updateItemArrays(item, itemId, stackTrace); 740 741 } 742 try { 743 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 744 } catch (Exception e) { 745 e.printStackTrace(); 746 } 747 } 748 }; 749 runOnWorkerThread(r); 750 } 751 752 static void updateItemArrays(ItemInfo item, long itemId, StackTraceElement[] stackTrace) { 753 // Lock on mBgLock *after* the db operation 754 synchronized (sBgLock) { 755 checkItemInfoLocked(itemId, item, stackTrace); 756 757 if (item.container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 758 item.container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 759 // Item is in a folder, make sure this folder exists 760 if (!sBgFolders.containsKey(item.container)) { 761 // An items container is being set to a that of an item which is not in 762 // the list of Folders. 763 String msg = "item: " + item + " container being set to: " + 764 item.container + ", not in the list of folders"; 765 Log.e(TAG, msg); 766 } 767 } 768 769 // Items are added/removed from the corresponding FolderInfo elsewhere, such 770 // as in Workspace.onDrop. Here, we just add/remove them from the list of items 771 // that are on the desktop, as appropriate 772 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 773 if (modelItem != null && 774 (modelItem.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 775 modelItem.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT)) { 776 switch (modelItem.itemType) { 777 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 778 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 779 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 780 if (!sBgWorkspaceItems.contains(modelItem)) { 781 sBgWorkspaceItems.add(modelItem); 782 } 783 break; 784 default: 785 break; 786 } 787 } else { 788 sBgWorkspaceItems.remove(modelItem); 789 } 790 } 791 } 792 793 /** 794 * Move an item in the DB to a new <container, screen, cellX, cellY> 795 */ 796 public static void moveItemInDatabase(Context context, final ItemInfo item, final long container, 797 final long screenId, final int cellX, final int cellY) { 798 item.container = container; 799 item.cellX = cellX; 800 item.cellY = cellY; 801 802 // We store hotseat items in canonical form which is this orientation invariant position 803 // in the hotseat 804 if (context instanceof Launcher && screenId < 0 && 805 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 806 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 807 } else { 808 item.screenId = screenId; 809 } 810 811 final ContentValues values = new ContentValues(); 812 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 813 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 814 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 815 values.put(LauncherSettings.Favorites.RANK, item.rank); 816 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 817 818 updateItemInDatabaseHelper(context, values, item, "moveItemInDatabase"); 819 } 820 821 /** 822 * Move items in the DB to a new <container, screen, cellX, cellY>. We assume that the 823 * cellX, cellY have already been updated on the ItemInfos. 824 */ 825 static void moveItemsInDatabase(Context context, final ArrayList<ItemInfo> items, 826 final long container, final int screen) { 827 828 ArrayList<ContentValues> contentValues = new ArrayList<ContentValues>(); 829 int count = items.size(); 830 831 for (int i = 0; i < count; i++) { 832 ItemInfo item = items.get(i); 833 item.container = container; 834 835 // We store hotseat items in canonical form which is this orientation invariant position 836 // in the hotseat 837 if (context instanceof Launcher && screen < 0 && 838 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 839 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(item.cellX, 840 item.cellY); 841 } else { 842 item.screenId = screen; 843 } 844 845 final ContentValues values = new ContentValues(); 846 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 847 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 848 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 849 values.put(LauncherSettings.Favorites.RANK, item.rank); 850 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 851 852 contentValues.add(values); 853 } 854 updateItemsInDatabaseHelper(context, contentValues, items, "moveItemInDatabase"); 855 } 856 857 /** 858 * Move and/or resize item in the DB to a new <container, screen, cellX, cellY, spanX, spanY> 859 */ 860 static void modifyItemInDatabase(Context context, final ItemInfo item, final long container, 861 final long screenId, final int cellX, final int cellY, final int spanX, final int spanY) { 862 item.container = container; 863 item.cellX = cellX; 864 item.cellY = cellY; 865 item.spanX = spanX; 866 item.spanY = spanY; 867 868 // We store hotseat items in canonical form which is this orientation invariant position 869 // in the hotseat 870 if (context instanceof Launcher && screenId < 0 && 871 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 872 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 873 } else { 874 item.screenId = screenId; 875 } 876 877 final ContentValues values = new ContentValues(); 878 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 879 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 880 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 881 values.put(LauncherSettings.Favorites.RANK, item.rank); 882 values.put(LauncherSettings.Favorites.SPANX, item.spanX); 883 values.put(LauncherSettings.Favorites.SPANY, item.spanY); 884 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 885 886 updateItemInDatabaseHelper(context, values, item, "modifyItemInDatabase"); 887 } 888 889 /** 890 * Update an item to the database in a specified container. 891 */ 892 public static void updateItemInDatabase(Context context, final ItemInfo item) { 893 final ContentValues values = new ContentValues(); 894 item.onAddToDatabase(context, values); 895 updateItemInDatabaseHelper(context, values, item, "updateItemInDatabase"); 896 } 897 898 private void assertWorkspaceLoaded() { 899 if (LauncherAppState.isDogfoodBuild() && (isLoadingWorkspace() || !mHasLoaderCompletedOnce)) { 900 throw new RuntimeException("Trying to add shortcut while loader is running"); 901 } 902 } 903 904 /** 905 * Returns true if the shortcuts already exists on the workspace. This must be called after 906 * the workspace has been loaded. We identify a shortcut by its intent. 907 */ 908 @Thunk boolean shortcutExists(Context context, Intent intent, UserHandleCompat user) { 909 assertWorkspaceLoaded(); 910 final String intentWithPkg, intentWithoutPkg; 911 final String packageName; 912 if (intent.getComponent() != null) { 913 // If component is not null, an intent with null package will produce 914 // the same result and should also be a match. 915 packageName = intent.getComponent().getPackageName(); 916 if (intent.getPackage() != null) { 917 intentWithPkg = intent.toUri(0); 918 intentWithoutPkg = new Intent(intent).setPackage(null).toUri(0); 919 } else { 920 intentWithPkg = new Intent(intent).setPackage(packageName).toUri(0); 921 intentWithoutPkg = intent.toUri(0); 922 } 923 } else { 924 intentWithPkg = intent.toUri(0); 925 intentWithoutPkg = intent.toUri(0); 926 packageName = intent.getPackage(); 927 } 928 929 synchronized (sBgLock) { 930 for (ItemInfo item : sBgItemsIdMap) { 931 if (item instanceof ShortcutInfo) { 932 ShortcutInfo info = (ShortcutInfo) item; 933 if (info.getIntent() != null && info.user.equals(user)) { 934 String s = info.getIntent().toUri(0); 935 if (intentWithPkg.equals(s) || intentWithoutPkg.equals(s)) { 936 return true; 937 } 938 } 939 } 940 } 941 } 942 return false; 943 } 944 945 /** 946 * Find a folder in the db, creating the FolderInfo if necessary, and adding it to folderList. 947 */ 948 FolderInfo getFolderById(Context context, LongArrayMap<FolderInfo> folderList, long id) { 949 final ContentResolver cr = context.getContentResolver(); 950 Cursor c = cr.query(LauncherSettings.Favorites.CONTENT_URI, null, 951 "_id=? and (itemType=? or itemType=?)", 952 new String[] { String.valueOf(id), 953 String.valueOf(LauncherSettings.Favorites.ITEM_TYPE_FOLDER)}, null); 954 955 try { 956 if (c.moveToFirst()) { 957 final int itemTypeIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ITEM_TYPE); 958 final int titleIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.TITLE); 959 final int containerIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CONTAINER); 960 final int screenIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SCREEN); 961 final int cellXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLX); 962 final int cellYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLY); 963 final int optionsIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.OPTIONS); 964 965 FolderInfo folderInfo = null; 966 switch (c.getInt(itemTypeIndex)) { 967 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 968 folderInfo = findOrMakeFolder(folderList, id); 969 break; 970 } 971 972 folderInfo.title = Utilities.trim(c.getString(titleIndex)); 973 folderInfo.id = id; 974 folderInfo.container = c.getInt(containerIndex); 975 folderInfo.screenId = c.getInt(screenIndex); 976 folderInfo.cellX = c.getInt(cellXIndex); 977 folderInfo.cellY = c.getInt(cellYIndex); 978 folderInfo.options = c.getInt(optionsIndex); 979 980 return folderInfo; 981 } 982 } finally { 983 c.close(); 984 } 985 986 return null; 987 } 988 989 /** 990 * Add an item to the database in a specified container. Sets the container, screen, cellX and 991 * cellY fields of the item. Also assigns an ID to the item. 992 */ 993 public static void addItemToDatabase(Context context, final ItemInfo item, final long container, 994 final long screenId, final int cellX, final int cellY) { 995 item.container = container; 996 item.cellX = cellX; 997 item.cellY = cellY; 998 // We store hotseat items in canonical form which is this orientation invariant position 999 // in the hotseat 1000 if (context instanceof Launcher && screenId < 0 && 1001 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1002 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 1003 } else { 1004 item.screenId = screenId; 1005 } 1006 1007 final ContentValues values = new ContentValues(); 1008 final ContentResolver cr = context.getContentResolver(); 1009 item.onAddToDatabase(context, values); 1010 1011 item.id = LauncherAppState.getLauncherProvider().generateNewItemId(); 1012 values.put(LauncherSettings.Favorites._ID, item.id); 1013 1014 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 1015 Runnable r = new Runnable() { 1016 public void run() { 1017 cr.insert(LauncherSettings.Favorites.CONTENT_URI, values); 1018 1019 // Lock on mBgLock *after* the db operation 1020 synchronized (sBgLock) { 1021 checkItemInfoLocked(item.id, item, stackTrace); 1022 sBgItemsIdMap.put(item.id, item); 1023 switch (item.itemType) { 1024 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1025 sBgFolders.put(item.id, (FolderInfo) item); 1026 // Fall through 1027 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1028 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1029 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 1030 item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1031 sBgWorkspaceItems.add(item); 1032 } else { 1033 if (!sBgFolders.containsKey(item.container)) { 1034 // Adding an item to a folder that doesn't exist. 1035 String msg = "adding item: " + item + " to a folder that " + 1036 " doesn't exist"; 1037 Log.e(TAG, msg); 1038 } 1039 } 1040 break; 1041 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1042 sBgAppWidgets.add((LauncherAppWidgetInfo) item); 1043 break; 1044 } 1045 } 1046 } 1047 }; 1048 runOnWorkerThread(r); 1049 } 1050 1051 /** 1052 * Creates a new unique child id, for a given cell span across all layouts. 1053 */ 1054 static int getCellLayoutChildId( 1055 long container, long screen, int localCellX, int localCellY, int spanX, int spanY) { 1056 return (((int) container & 0xFF) << 24) 1057 | ((int) screen & 0xFF) << 16 | (localCellX & 0xFF) << 8 | (localCellY & 0xFF); 1058 } 1059 1060 private static ArrayList<ItemInfo> getItemsByPackageName( 1061 final String pn, final UserHandleCompat user) { 1062 ItemInfoFilter filter = new ItemInfoFilter() { 1063 @Override 1064 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 1065 return cn.getPackageName().equals(pn) && info.user.equals(user); 1066 } 1067 }; 1068 return filterItemInfos(sBgItemsIdMap, filter); 1069 } 1070 1071 /** 1072 * Removes all the items from the database corresponding to the specified package. 1073 */ 1074 static void deletePackageFromDatabase(Context context, final String pn, 1075 final UserHandleCompat user) { 1076 deleteItemsFromDatabase(context, getItemsByPackageName(pn, user)); 1077 } 1078 1079 /** 1080 * Removes the specified item from the database 1081 * @param context 1082 * @param item 1083 */ 1084 public static void deleteItemFromDatabase(Context context, final ItemInfo item) { 1085 ArrayList<ItemInfo> items = new ArrayList<ItemInfo>(); 1086 items.add(item); 1087 deleteItemsFromDatabase(context, items); 1088 } 1089 1090 /** 1091 * Removes the specified items from the database 1092 * @param context 1093 * @param item 1094 */ 1095 static void deleteItemsFromDatabase(Context context, final ArrayList<? extends ItemInfo> items) { 1096 final ContentResolver cr = context.getContentResolver(); 1097 Runnable r = new Runnable() { 1098 public void run() { 1099 for (ItemInfo item : items) { 1100 final Uri uri = LauncherSettings.Favorites.getContentUri(item.id); 1101 cr.delete(uri, null, null); 1102 1103 // Lock on mBgLock *after* the db operation 1104 synchronized (sBgLock) { 1105 switch (item.itemType) { 1106 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1107 sBgFolders.remove(item.id); 1108 for (ItemInfo info: sBgItemsIdMap) { 1109 if (info.container == item.id) { 1110 // We are deleting a folder which still contains items that 1111 // think they are contained by that folder. 1112 String msg = "deleting a folder (" + item + ") which still " + 1113 "contains items (" + info + ")"; 1114 Log.e(TAG, msg); 1115 } 1116 } 1117 sBgWorkspaceItems.remove(item); 1118 break; 1119 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1120 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1121 sBgWorkspaceItems.remove(item); 1122 break; 1123 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1124 sBgAppWidgets.remove((LauncherAppWidgetInfo) item); 1125 break; 1126 } 1127 sBgItemsIdMap.remove(item.id); 1128 } 1129 } 1130 } 1131 }; 1132 runOnWorkerThread(r); 1133 } 1134 1135 /** 1136 * Update the order of the workspace screens in the database. The array list contains 1137 * a list of screen ids in the order that they should appear. 1138 */ 1139 void updateWorkspaceScreenOrder(Context context, final ArrayList<Long> screens) { 1140 // Log to disk 1141 Launcher.addDumpLog(TAG, "11683562 - updateWorkspaceScreenOrder()", true); 1142 Launcher.addDumpLog(TAG, "11683562 - screens: " + TextUtils.join(", ", screens), true); 1143 1144 final ArrayList<Long> screensCopy = new ArrayList<Long>(screens); 1145 final ContentResolver cr = context.getContentResolver(); 1146 final Uri uri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1147 1148 // Remove any negative screen ids -- these aren't persisted 1149 Iterator<Long> iter = screensCopy.iterator(); 1150 while (iter.hasNext()) { 1151 long id = iter.next(); 1152 if (id < 0) { 1153 iter.remove(); 1154 } 1155 } 1156 1157 Runnable r = new Runnable() { 1158 @Override 1159 public void run() { 1160 ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>(); 1161 // Clear the table 1162 ops.add(ContentProviderOperation.newDelete(uri).build()); 1163 int count = screensCopy.size(); 1164 for (int i = 0; i < count; i++) { 1165 ContentValues v = new ContentValues(); 1166 long screenId = screensCopy.get(i); 1167 v.put(LauncherSettings.WorkspaceScreens._ID, screenId); 1168 v.put(LauncherSettings.WorkspaceScreens.SCREEN_RANK, i); 1169 ops.add(ContentProviderOperation.newInsert(uri).withValues(v).build()); 1170 } 1171 1172 try { 1173 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 1174 } catch (Exception ex) { 1175 throw new RuntimeException(ex); 1176 } 1177 1178 synchronized (sBgLock) { 1179 sBgWorkspaceScreens.clear(); 1180 sBgWorkspaceScreens.addAll(screensCopy); 1181 } 1182 } 1183 }; 1184 runOnWorkerThread(r); 1185 } 1186 1187 /** 1188 * Remove the contents of the specified folder from the database 1189 */ 1190 public static void deleteFolderContentsFromDatabase(Context context, final FolderInfo info) { 1191 final ContentResolver cr = context.getContentResolver(); 1192 1193 Runnable r = new Runnable() { 1194 public void run() { 1195 cr.delete(LauncherSettings.Favorites.getContentUri(info.id), null, null); 1196 // Lock on mBgLock *after* the db operation 1197 synchronized (sBgLock) { 1198 sBgItemsIdMap.remove(info.id); 1199 sBgFolders.remove(info.id); 1200 sBgWorkspaceItems.remove(info); 1201 } 1202 1203 cr.delete(LauncherSettings.Favorites.CONTENT_URI, 1204 LauncherSettings.Favorites.CONTAINER + "=" + info.id, null); 1205 // Lock on mBgLock *after* the db operation 1206 synchronized (sBgLock) { 1207 for (ItemInfo childInfo : info.contents) { 1208 sBgItemsIdMap.remove(childInfo.id); 1209 } 1210 } 1211 } 1212 }; 1213 runOnWorkerThread(r); 1214 } 1215 1216 /** 1217 * Set this as the current Launcher activity object for the loader. 1218 */ 1219 public void initialize(Callbacks callbacks) { 1220 synchronized (mLock) { 1221 // Disconnect any of the callbacks and drawables associated with ItemInfos on the 1222 // workspace to prevent leaking Launcher activities on orientation change. 1223 unbindItemInfosAndClearQueuedBindRunnables(); 1224 mCallbacks = new WeakReference<Callbacks>(callbacks); 1225 } 1226 } 1227 1228 @Override 1229 public void onPackageChanged(String packageName, UserHandleCompat user) { 1230 int op = PackageUpdatedTask.OP_UPDATE; 1231 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1232 user)); 1233 } 1234 1235 @Override 1236 public void onPackageRemoved(String packageName, UserHandleCompat user) { 1237 int op = PackageUpdatedTask.OP_REMOVE; 1238 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1239 user)); 1240 } 1241 1242 @Override 1243 public void onPackageAdded(String packageName, UserHandleCompat user) { 1244 int op = PackageUpdatedTask.OP_ADD; 1245 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1246 user)); 1247 } 1248 1249 @Override 1250 public void onPackagesAvailable(String[] packageNames, UserHandleCompat user, 1251 boolean replacing) { 1252 if (!replacing) { 1253 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_ADD, packageNames, 1254 user)); 1255 if (mAppsCanBeOnRemoveableStorage) { 1256 // Only rebind if we support removable storage. It catches the 1257 // case where 1258 // apps on the external sd card need to be reloaded 1259 startLoaderFromBackground(); 1260 } 1261 } else { 1262 // If we are replacing then just update the packages in the list 1263 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UPDATE, 1264 packageNames, user)); 1265 } 1266 } 1267 1268 @Override 1269 public void onPackagesUnavailable(String[] packageNames, UserHandleCompat user, 1270 boolean replacing) { 1271 if (!replacing) { 1272 enqueuePackageUpdated(new PackageUpdatedTask( 1273 PackageUpdatedTask.OP_UNAVAILABLE, packageNames, 1274 user)); 1275 } 1276 } 1277 1278 /** 1279 * Call from the handler for ACTION_PACKAGE_ADDED, ACTION_PACKAGE_REMOVED and 1280 * ACTION_PACKAGE_CHANGED. 1281 */ 1282 @Override 1283 public void onReceive(Context context, Intent intent) { 1284 if (DEBUG_RECEIVER) Log.d(TAG, "onReceive intent=" + intent); 1285 1286 final String action = intent.getAction(); 1287 if (Intent.ACTION_LOCALE_CHANGED.equals(action)) { 1288 // If we have changed locale we need to clear out the labels in all apps/workspace. 1289 forceReload(); 1290 } else if (Intent.ACTION_CONFIGURATION_CHANGED.equals(action)) { 1291 // Check if configuration change was an mcc/mnc change which would affect app resources 1292 // and we would need to clear out the labels in all apps/workspace. Same handling as 1293 // above for ACTION_LOCALE_CHANGED 1294 Configuration currentConfig = context.getResources().getConfiguration(); 1295 if (mPreviousConfigMcc != currentConfig.mcc) { 1296 Log.d(TAG, "Reload apps on config change. curr_mcc:" 1297 + currentConfig.mcc + " prevmcc:" + mPreviousConfigMcc); 1298 forceReload(); 1299 } 1300 // Update previousConfig 1301 mPreviousConfigMcc = currentConfig.mcc; 1302 } else if (SearchManager.INTENT_GLOBAL_SEARCH_ACTIVITY_CHANGED.equals(action) || 1303 SearchManager.INTENT_ACTION_SEARCHABLES_CHANGED.equals(action)) { 1304 Callbacks callbacks = getCallback(); 1305 if (callbacks != null) { 1306 callbacks.bindSearchablesChanged(); 1307 } 1308 } else if (LauncherAppsCompat.ACTION_MANAGED_PROFILE_ADDED.equals(action) 1309 || LauncherAppsCompat.ACTION_MANAGED_PROFILE_REMOVED.equals(action)) { 1310 forceReload(); 1311 } 1312 } 1313 1314 void forceReload() { 1315 resetLoadedState(true, true); 1316 1317 // Do this here because if the launcher activity is running it will be restarted. 1318 // If it's not running startLoaderFromBackground will merely tell it that it needs 1319 // to reload. 1320 startLoaderFromBackground(); 1321 } 1322 1323 public void resetLoadedState(boolean resetAllAppsLoaded, boolean resetWorkspaceLoaded) { 1324 synchronized (mLock) { 1325 // Stop any existing loaders first, so they don't set mAllAppsLoaded or 1326 // mWorkspaceLoaded to true later 1327 stopLoaderLocked(); 1328 if (resetAllAppsLoaded) mAllAppsLoaded = false; 1329 if (resetWorkspaceLoaded) mWorkspaceLoaded = false; 1330 } 1331 } 1332 1333 /** 1334 * When the launcher is in the background, it's possible for it to miss paired 1335 * configuration changes. So whenever we trigger the loader from the background 1336 * tell the launcher that it needs to re-run the loader when it comes back instead 1337 * of doing it now. 1338 */ 1339 public void startLoaderFromBackground() { 1340 boolean runLoader = false; 1341 Callbacks callbacks = getCallback(); 1342 if (callbacks != null) { 1343 // Only actually run the loader if they're not paused. 1344 if (!callbacks.setLoadOnResume()) { 1345 runLoader = true; 1346 } 1347 } 1348 if (runLoader) { 1349 startLoader(PagedView.INVALID_RESTORE_PAGE); 1350 } 1351 } 1352 1353 /** 1354 * If there is already a loader task running, tell it to stop. 1355 */ 1356 private void stopLoaderLocked() { 1357 LoaderTask oldTask = mLoaderTask; 1358 if (oldTask != null) { 1359 oldTask.stopLocked(); 1360 } 1361 } 1362 1363 public boolean isCurrentCallbacks(Callbacks callbacks) { 1364 return (mCallbacks != null && mCallbacks.get() == callbacks); 1365 } 1366 1367 public void startLoader(int synchronousBindPage) { 1368 startLoader(synchronousBindPage, LOADER_FLAG_NONE); 1369 } 1370 1371 public void startLoader(int synchronousBindPage, int loadFlags) { 1372 // Enable queue before starting loader. It will get disabled in Launcher#finishBindingItems 1373 InstallShortcutReceiver.enableInstallQueue(); 1374 synchronized (mLock) { 1375 // Clear any deferred bind-runnables from the synchronized load process 1376 // We must do this before any loading/binding is scheduled below. 1377 synchronized (mDeferredBindRunnables) { 1378 mDeferredBindRunnables.clear(); 1379 } 1380 1381 // Don't bother to start the thread if we know it's not going to do anything 1382 if (mCallbacks != null && mCallbacks.get() != null) { 1383 // If there is already one running, tell it to stop. 1384 stopLoaderLocked(); 1385 mLoaderTask = new LoaderTask(mApp.getContext(), loadFlags); 1386 if (synchronousBindPage != PagedView.INVALID_RESTORE_PAGE 1387 && mAllAppsLoaded && mWorkspaceLoaded && !mIsLoaderTaskRunning) { 1388 mLoaderTask.runBindSynchronousPage(synchronousBindPage); 1389 } else { 1390 sWorkerThread.setPriority(Thread.NORM_PRIORITY); 1391 sWorker.post(mLoaderTask); 1392 } 1393 } 1394 } 1395 } 1396 1397 void bindRemainingSynchronousPages() { 1398 // Post the remaining side pages to be loaded 1399 if (!mDeferredBindRunnables.isEmpty()) { 1400 Runnable[] deferredBindRunnables = null; 1401 synchronized (mDeferredBindRunnables) { 1402 deferredBindRunnables = mDeferredBindRunnables.toArray( 1403 new Runnable[mDeferredBindRunnables.size()]); 1404 mDeferredBindRunnables.clear(); 1405 } 1406 for (final Runnable r : deferredBindRunnables) { 1407 mHandler.post(r); 1408 } 1409 } 1410 1411 // Run all the bind complete runnables after workspace is bound. 1412 if (!mBindCompleteRunnables.isEmpty()) { 1413 synchronized (mBindCompleteRunnables) { 1414 for (final Runnable r : mBindCompleteRunnables) { 1415 runOnWorkerThread(r); 1416 } 1417 mBindCompleteRunnables.clear(); 1418 } 1419 } 1420 } 1421 1422 public void stopLoader() { 1423 synchronized (mLock) { 1424 if (mLoaderTask != null) { 1425 mLoaderTask.stopLocked(); 1426 } 1427 } 1428 } 1429 1430 /** 1431 * Loads the workspace screen ids in an ordered list. 1432 */ 1433 @Thunk static ArrayList<Long> loadWorkspaceScreensDb(Context context) { 1434 final ContentResolver contentResolver = context.getContentResolver(); 1435 final Uri screensUri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1436 1437 // Get screens ordered by rank. 1438 final Cursor sc = contentResolver.query(screensUri, null, null, null, 1439 LauncherSettings.WorkspaceScreens.SCREEN_RANK); 1440 ArrayList<Long> screenIds = new ArrayList<Long>(); 1441 try { 1442 final int idIndex = sc.getColumnIndexOrThrow(LauncherSettings.WorkspaceScreens._ID); 1443 while (sc.moveToNext()) { 1444 try { 1445 screenIds.add(sc.getLong(idIndex)); 1446 } catch (Exception e) { 1447 Launcher.addDumpLog(TAG, "Desktop items loading interrupted" 1448 + " - invalid screens: " + e, true); 1449 } 1450 } 1451 } finally { 1452 sc.close(); 1453 } 1454 return screenIds; 1455 } 1456 1457 public boolean isAllAppsLoaded() { 1458 return mAllAppsLoaded; 1459 } 1460 1461 boolean isLoadingWorkspace() { 1462 synchronized (mLock) { 1463 if (mLoaderTask != null) { 1464 return mLoaderTask.isLoadingWorkspace(); 1465 } 1466 } 1467 return false; 1468 } 1469 1470 /** 1471 * Runnable for the thread that loads the contents of the launcher: 1472 * - workspace icons 1473 * - widgets 1474 * - all apps icons 1475 */ 1476 private class LoaderTask implements Runnable { 1477 private Context mContext; 1478 @Thunk boolean mIsLoadingAndBindingWorkspace; 1479 private boolean mStopped; 1480 @Thunk boolean mLoadAndBindStepFinished; 1481 private int mFlags; 1482 1483 LoaderTask(Context context, int flags) { 1484 mContext = context; 1485 mFlags = flags; 1486 } 1487 1488 boolean isLoadingWorkspace() { 1489 return mIsLoadingAndBindingWorkspace; 1490 } 1491 1492 private void loadAndBindWorkspace() { 1493 mIsLoadingAndBindingWorkspace = true; 1494 1495 // Load the workspace 1496 if (DEBUG_LOADERS) { 1497 Log.d(TAG, "loadAndBindWorkspace mWorkspaceLoaded=" + mWorkspaceLoaded); 1498 } 1499 1500 if (!mWorkspaceLoaded) { 1501 loadWorkspace(); 1502 synchronized (LoaderTask.this) { 1503 if (mStopped) { 1504 return; 1505 } 1506 mWorkspaceLoaded = true; 1507 } 1508 } 1509 1510 // Bind the workspace 1511 bindWorkspace(-1); 1512 } 1513 1514 private void waitForIdle() { 1515 // Wait until the either we're stopped or the other threads are done. 1516 // This way we don't start loading all apps until the workspace has settled 1517 // down. 1518 synchronized (LoaderTask.this) { 1519 final long workspaceWaitTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1520 1521 mHandler.postIdle(new Runnable() { 1522 public void run() { 1523 synchronized (LoaderTask.this) { 1524 mLoadAndBindStepFinished = true; 1525 if (DEBUG_LOADERS) { 1526 Log.d(TAG, "done with previous binding step"); 1527 } 1528 LoaderTask.this.notify(); 1529 } 1530 } 1531 }); 1532 1533 while (!mStopped && !mLoadAndBindStepFinished) { 1534 try { 1535 // Just in case mFlushingWorkerThread changes but we aren't woken up, 1536 // wait no longer than 1sec at a time 1537 this.wait(1000); 1538 } catch (InterruptedException ex) { 1539 // Ignore 1540 } 1541 } 1542 if (DEBUG_LOADERS) { 1543 Log.d(TAG, "waited " 1544 + (SystemClock.uptimeMillis()-workspaceWaitTime) 1545 + "ms for previous step to finish binding"); 1546 } 1547 } 1548 } 1549 1550 void runBindSynchronousPage(int synchronousBindPage) { 1551 if (synchronousBindPage == PagedView.INVALID_RESTORE_PAGE) { 1552 // Ensure that we have a valid page index to load synchronously 1553 throw new RuntimeException("Should not call runBindSynchronousPage() without " + 1554 "valid page index"); 1555 } 1556 if (!mAllAppsLoaded || !mWorkspaceLoaded) { 1557 // Ensure that we don't try and bind a specified page when the pages have not been 1558 // loaded already (we should load everything asynchronously in that case) 1559 throw new RuntimeException("Expecting AllApps and Workspace to be loaded"); 1560 } 1561 synchronized (mLock) { 1562 if (mIsLoaderTaskRunning) { 1563 // Ensure that we are never running the background loading at this point since 1564 // we also touch the background collections 1565 throw new RuntimeException("Error! Background loading is already running"); 1566 } 1567 } 1568 1569 // XXX: Throw an exception if we are already loading (since we touch the worker thread 1570 // data structures, we can't allow any other thread to touch that data, but because 1571 // this call is synchronous, we can get away with not locking). 1572 1573 // The LauncherModel is static in the LauncherAppState and mHandler may have queued 1574 // operations from the previous activity. We need to ensure that all queued operations 1575 // are executed before any synchronous binding work is done. 1576 mHandler.flush(); 1577 1578 // Divide the set of loaded items into those that we are binding synchronously, and 1579 // everything else that is to be bound normally (asynchronously). 1580 bindWorkspace(synchronousBindPage); 1581 // XXX: For now, continue posting the binding of AllApps as there are other issues that 1582 // arise from that. 1583 onlyBindAllApps(); 1584 } 1585 1586 public void run() { 1587 synchronized (mLock) { 1588 if (mStopped) { 1589 return; 1590 } 1591 mIsLoaderTaskRunning = true; 1592 } 1593 // Optimize for end-user experience: if the Launcher is up and // running with the 1594 // All Apps interface in the foreground, load All Apps first. Otherwise, load the 1595 // workspace first (default). 1596 keep_running: { 1597 if (DEBUG_LOADERS) Log.d(TAG, "step 1: loading workspace"); 1598 loadAndBindWorkspace(); 1599 1600 if (mStopped) { 1601 break keep_running; 1602 } 1603 1604 waitForIdle(); 1605 1606 // second step 1607 if (DEBUG_LOADERS) Log.d(TAG, "step 2: loading all apps"); 1608 loadAndBindAllApps(); 1609 } 1610 1611 // Clear out this reference, otherwise we end up holding it until all of the 1612 // callback runnables are done. 1613 mContext = null; 1614 1615 synchronized (mLock) { 1616 // If we are still the last one to be scheduled, remove ourselves. 1617 if (mLoaderTask == this) { 1618 mLoaderTask = null; 1619 } 1620 mIsLoaderTaskRunning = false; 1621 mHasLoaderCompletedOnce = true; 1622 } 1623 } 1624 1625 public void stopLocked() { 1626 synchronized (LoaderTask.this) { 1627 mStopped = true; 1628 this.notify(); 1629 } 1630 } 1631 1632 /** 1633 * Gets the callbacks object. If we've been stopped, or if the launcher object 1634 * has somehow been garbage collected, return null instead. Pass in the Callbacks 1635 * object that was around when the deferred message was scheduled, and if there's 1636 * a new Callbacks object around then also return null. This will save us from 1637 * calling onto it with data that will be ignored. 1638 */ 1639 Callbacks tryGetCallbacks(Callbacks oldCallbacks) { 1640 synchronized (mLock) { 1641 if (mStopped) { 1642 return null; 1643 } 1644 1645 if (mCallbacks == null) { 1646 return null; 1647 } 1648 1649 final Callbacks callbacks = mCallbacks.get(); 1650 if (callbacks != oldCallbacks) { 1651 return null; 1652 } 1653 if (callbacks == null) { 1654 Log.w(TAG, "no mCallbacks"); 1655 return null; 1656 } 1657 1658 return callbacks; 1659 } 1660 } 1661 1662 // check & update map of what's occupied; used to discard overlapping/invalid items 1663 private boolean checkItemPlacement(LongArrayMap<ItemInfo[][]> occupied, ItemInfo item) { 1664 LauncherAppState app = LauncherAppState.getInstance(); 1665 DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); 1666 final int countX = (int) grid.numColumns; 1667 final int countY = (int) grid.numRows; 1668 1669 long containerIndex = item.screenId; 1670 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1671 // Return early if we detect that an item is under the hotseat button 1672 if (mCallbacks == null || 1673 mCallbacks.get().isAllAppsButtonRank((int) item.screenId)) { 1674 Log.e(TAG, "Error loading shortcut into hotseat " + item 1675 + " into position (" + item.screenId + ":" + item.cellX + "," 1676 + item.cellY + ") occupied by all apps"); 1677 return false; 1678 } 1679 1680 final ItemInfo[][] hotseatItems = 1681 occupied.get((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT); 1682 1683 if (item.screenId >= grid.numHotseatIcons) { 1684 Log.e(TAG, "Error loading shortcut " + item 1685 + " into hotseat position " + item.screenId 1686 + ", position out of bounds: (0 to " + (grid.numHotseatIcons - 1) 1687 + ")"); 1688 return false; 1689 } 1690 1691 if (hotseatItems != null) { 1692 if (hotseatItems[(int) item.screenId][0] != null) { 1693 Log.e(TAG, "Error loading shortcut into hotseat " + item 1694 + " into position (" + item.screenId + ":" + item.cellX + "," 1695 + item.cellY + ") occupied by " 1696 + occupied.get(LauncherSettings.Favorites.CONTAINER_HOTSEAT) 1697 [(int) item.screenId][0]); 1698 return false; 1699 } else { 1700 hotseatItems[(int) item.screenId][0] = item; 1701 return true; 1702 } 1703 } else { 1704 final ItemInfo[][] items = new ItemInfo[(int) grid.numHotseatIcons][1]; 1705 items[(int) item.screenId][0] = item; 1706 occupied.put((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT, items); 1707 return true; 1708 } 1709 } else if (item.container != LauncherSettings.Favorites.CONTAINER_DESKTOP) { 1710 // Skip further checking if it is not the hotseat or workspace container 1711 return true; 1712 } 1713 1714 if (!occupied.containsKey(item.screenId)) { 1715 ItemInfo[][] items = new ItemInfo[countX + 1][countY + 1]; 1716 occupied.put(item.screenId, items); 1717 } 1718 1719 final ItemInfo[][] screens = occupied.get(item.screenId); 1720 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 1721 item.cellX < 0 || item.cellY < 0 || 1722 item.cellX + item.spanX > countX || item.cellY + item.spanY > countY) { 1723 Log.e(TAG, "Error loading shortcut " + item 1724 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1725 + item.cellX + "," + item.cellY 1726 + ") out of screen bounds ( " + countX + "x" + countY + ")"); 1727 return false; 1728 } 1729 1730 // Check if any workspace icons overlap with each other 1731 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1732 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1733 if (screens[x][y] != null) { 1734 Log.e(TAG, "Error loading shortcut " + item 1735 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1736 + x + "," + y 1737 + ") occupied by " 1738 + screens[x][y]); 1739 return false; 1740 } 1741 } 1742 } 1743 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1744 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1745 screens[x][y] = item; 1746 } 1747 } 1748 1749 return true; 1750 } 1751 1752 /** Clears all the sBg data structures */ 1753 private void clearSBgDataStructures() { 1754 synchronized (sBgLock) { 1755 sBgWorkspaceItems.clear(); 1756 sBgAppWidgets.clear(); 1757 sBgFolders.clear(); 1758 sBgItemsIdMap.clear(); 1759 sBgWorkspaceScreens.clear(); 1760 } 1761 } 1762 1763 private void loadWorkspace() { 1764 // Log to disk 1765 Launcher.addDumpLog(TAG, "11683562 - loadWorkspace()", true); 1766 1767 final long t = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1768 1769 final Context context = mContext; 1770 final ContentResolver contentResolver = context.getContentResolver(); 1771 final PackageManager manager = context.getPackageManager(); 1772 final boolean isSafeMode = manager.isSafeMode(); 1773 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 1774 final boolean isSdCardReady = context.registerReceiver(null, 1775 new IntentFilter(StartupReceiver.SYSTEM_READY)) != null; 1776 1777 LauncherAppState app = LauncherAppState.getInstance(); 1778 DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); 1779 int countX = (int) grid.numColumns; 1780 int countY = (int) grid.numRows; 1781 1782 if ((mFlags & LOADER_FLAG_CLEAR_WORKSPACE) != 0) { 1783 Launcher.addDumpLog(TAG, "loadWorkspace: resetting launcher database", true); 1784 LauncherAppState.getLauncherProvider().deleteDatabase(); 1785 } 1786 1787 if ((mFlags & LOADER_FLAG_MIGRATE_SHORTCUTS) != 0) { 1788 // append the user's Launcher2 shortcuts 1789 Launcher.addDumpLog(TAG, "loadWorkspace: migrating from launcher2", true); 1790 LauncherAppState.getLauncherProvider().migrateLauncher2Shortcuts(); 1791 } else { 1792 // Make sure the default workspace is loaded 1793 Launcher.addDumpLog(TAG, "loadWorkspace: loading default favorites", false); 1794 LauncherAppState.getLauncherProvider().loadDefaultFavoritesIfNecessary(); 1795 } 1796 1797 synchronized (sBgLock) { 1798 clearSBgDataStructures(); 1799 final HashMap<String, Integer> installingPkgs = PackageInstallerCompat 1800 .getInstance(mContext).updateAndGetActiveSessionCache(); 1801 1802 final ArrayList<Long> itemsToRemove = new ArrayList<Long>(); 1803 final ArrayList<Long> restoredRows = new ArrayList<Long>(); 1804 final Uri contentUri = LauncherSettings.Favorites.CONTENT_URI; 1805 if (DEBUG_LOADERS) Log.d(TAG, "loading model from " + contentUri); 1806 final Cursor c = contentResolver.query(contentUri, null, null, null, null); 1807 1808 // +1 for the hotseat (it can be larger than the workspace) 1809 // Load workspace in reverse order to ensure that latest items are loaded first (and 1810 // before any earlier duplicates) 1811 final LongArrayMap<ItemInfo[][]> occupied = new LongArrayMap<>(); 1812 1813 try { 1814 final int idIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites._ID); 1815 final int intentIndex = c.getColumnIndexOrThrow 1816 (LauncherSettings.Favorites.INTENT); 1817 final int titleIndex = c.getColumnIndexOrThrow 1818 (LauncherSettings.Favorites.TITLE); 1819 final int iconTypeIndex = c.getColumnIndexOrThrow( 1820 LauncherSettings.Favorites.ICON_TYPE); 1821 final int iconIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ICON); 1822 final int iconPackageIndex = c.getColumnIndexOrThrow( 1823 LauncherSettings.Favorites.ICON_PACKAGE); 1824 final int iconResourceIndex = c.getColumnIndexOrThrow( 1825 LauncherSettings.Favorites.ICON_RESOURCE); 1826 final int containerIndex = c.getColumnIndexOrThrow( 1827 LauncherSettings.Favorites.CONTAINER); 1828 final int itemTypeIndex = c.getColumnIndexOrThrow( 1829 LauncherSettings.Favorites.ITEM_TYPE); 1830 final int appWidgetIdIndex = c.getColumnIndexOrThrow( 1831 LauncherSettings.Favorites.APPWIDGET_ID); 1832 final int appWidgetProviderIndex = c.getColumnIndexOrThrow( 1833 LauncherSettings.Favorites.APPWIDGET_PROVIDER); 1834 final int screenIndex = c.getColumnIndexOrThrow( 1835 LauncherSettings.Favorites.SCREEN); 1836 final int cellXIndex = c.getColumnIndexOrThrow 1837 (LauncherSettings.Favorites.CELLX); 1838 final int cellYIndex = c.getColumnIndexOrThrow 1839 (LauncherSettings.Favorites.CELLY); 1840 final int spanXIndex = c.getColumnIndexOrThrow 1841 (LauncherSettings.Favorites.SPANX); 1842 final int spanYIndex = c.getColumnIndexOrThrow( 1843 LauncherSettings.Favorites.SPANY); 1844 final int rankIndex = c.getColumnIndexOrThrow( 1845 LauncherSettings.Favorites.RANK); 1846 final int restoredIndex = c.getColumnIndexOrThrow( 1847 LauncherSettings.Favorites.RESTORED); 1848 final int profileIdIndex = c.getColumnIndexOrThrow( 1849 LauncherSettings.Favorites.PROFILE_ID); 1850 final int optionsIndex = c.getColumnIndexOrThrow( 1851 LauncherSettings.Favorites.OPTIONS); 1852 1853 final LongSparseArray<UserHandleCompat> allUsers = new LongSparseArray<>(); 1854 for (UserHandleCompat user : mUserManager.getUserProfiles()) { 1855 allUsers.put(mUserManager.getSerialNumberForUser(user), user); 1856 } 1857 1858 ShortcutInfo info; 1859 String intentDescription; 1860 LauncherAppWidgetInfo appWidgetInfo; 1861 int container; 1862 long id; 1863 long serialNumber; 1864 Intent intent; 1865 UserHandleCompat user; 1866 1867 while (!mStopped && c.moveToNext()) { 1868 try { 1869 int itemType = c.getInt(itemTypeIndex); 1870 boolean restored = 0 != c.getInt(restoredIndex); 1871 boolean allowMissingTarget = false; 1872 1873 switch (itemType) { 1874 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1875 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1876 id = c.getLong(idIndex); 1877 intentDescription = c.getString(intentIndex); 1878 serialNumber = c.getInt(profileIdIndex); 1879 user = allUsers.get(serialNumber); 1880 int promiseType = c.getInt(restoredIndex); 1881 int disabledState = 0; 1882 boolean itemReplaced = false; 1883 if (user == null) { 1884 // User has been deleted remove the item. 1885 itemsToRemove.add(id); 1886 continue; 1887 } 1888 try { 1889 intent = Intent.parseUri(intentDescription, 0); 1890 ComponentName cn = intent.getComponent(); 1891 if (cn != null && cn.getPackageName() != null) { 1892 boolean validPkg = launcherApps.isPackageEnabledForProfile( 1893 cn.getPackageName(), user); 1894 boolean validComponent = validPkg && 1895 launcherApps.isActivityEnabledForProfile(cn, user); 1896 1897 if (validComponent) { 1898 if (restored) { 1899 // no special handling necessary for this item 1900 restoredRows.add(id); 1901 restored = false; 1902 } 1903 } else if (validPkg) { 1904 intent = null; 1905 if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 1906 // We allow auto install apps to have their intent 1907 // updated after an install. 1908 intent = manager.getLaunchIntentForPackage( 1909 cn.getPackageName()); 1910 if (intent != null) { 1911 ContentValues values = new ContentValues(); 1912 values.put(LauncherSettings.Favorites.INTENT, 1913 intent.toUri(0)); 1914 updateItem(id, values); 1915 } 1916 } 1917 1918 if (intent == null) { 1919 // The app is installed but the component is no 1920 // longer available. 1921 Launcher.addDumpLog(TAG, 1922 "Invalid component removed: " + cn, true); 1923 itemsToRemove.add(id); 1924 continue; 1925 } else { 1926 // no special handling necessary for this item 1927 restoredRows.add(id); 1928 restored = false; 1929 } 1930 } else if (restored) { 1931 // Package is not yet available but might be 1932 // installed later. 1933 Launcher.addDumpLog(TAG, 1934 "package not yet restored: " + cn, true); 1935 1936 if ((promiseType & ShortcutInfo.FLAG_RESTORE_STARTED) != 0) { 1937 // Restore has started once. 1938 } else if (installingPkgs.containsKey(cn.getPackageName())) { 1939 // App restore has started. Update the flag 1940 promiseType |= ShortcutInfo.FLAG_RESTORE_STARTED; 1941 ContentValues values = new ContentValues(); 1942 values.put(LauncherSettings.Favorites.RESTORED, 1943 promiseType); 1944 updateItem(id, values); 1945 } else if ((promiseType & ShortcutInfo.FLAG_RESTORED_APP_TYPE) != 0) { 1946 // This is a common app. Try to replace this. 1947 int appType = CommonAppTypeParser.decodeItemTypeFromFlag(promiseType); 1948 CommonAppTypeParser parser = new CommonAppTypeParser(id, appType, context); 1949 if (parser.findDefaultApp()) { 1950 // Default app found. Replace it. 1951 intent = parser.parsedIntent; 1952 cn = intent.getComponent(); 1953 ContentValues values = parser.parsedValues; 1954 values.put(LauncherSettings.Favorites.RESTORED, 0); 1955 updateItem(id, values); 1956 restored = false; 1957 itemReplaced = true; 1958 1959 } else if (REMOVE_UNRESTORED_ICONS) { 1960 Launcher.addDumpLog(TAG, 1961 "Unrestored package removed: " + cn, true); 1962 itemsToRemove.add(id); 1963 continue; 1964 } 1965 } else if (REMOVE_UNRESTORED_ICONS) { 1966 Launcher.addDumpLog(TAG, 1967 "Unrestored package removed: " + cn, true); 1968 itemsToRemove.add(id); 1969 continue; 1970 } 1971 } else if (launcherApps.isAppEnabled( 1972 manager, cn.getPackageName(), 1973 PackageManager.GET_UNINSTALLED_PACKAGES)) { 1974 // Package is present but not available. 1975 allowMissingTarget = true; 1976 disabledState = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 1977 } else if (!isSdCardReady) { 1978 // SdCard is not ready yet. Package might get available, 1979 // once it is ready. 1980 Launcher.addDumpLog(TAG, "Invalid package: " + cn 1981 + " (check again later)", true); 1982 HashSet<String> pkgs = sPendingPackages.get(user); 1983 if (pkgs == null) { 1984 pkgs = new HashSet<String>(); 1985 sPendingPackages.put(user, pkgs); 1986 } 1987 pkgs.add(cn.getPackageName()); 1988 allowMissingTarget = true; 1989 // Add the icon on the workspace anyway. 1990 1991 } else { 1992 // Do not wait for external media load anymore. 1993 // Log the invalid package, and remove it 1994 Launcher.addDumpLog(TAG, 1995 "Invalid package removed: " + cn, true); 1996 itemsToRemove.add(id); 1997 continue; 1998 } 1999 } else if (cn == null) { 2000 // For shortcuts with no component, keep them as they are 2001 restoredRows.add(id); 2002 restored = false; 2003 } 2004 } catch (URISyntaxException e) { 2005 Launcher.addDumpLog(TAG, 2006 "Invalid uri: " + intentDescription, true); 2007 continue; 2008 } 2009 2010 container = c.getInt(containerIndex); 2011 boolean useLowResIcon = container >= 0 && 2012 c.getInt(rankIndex) >= FolderIcon.NUM_ITEMS_IN_PREVIEW; 2013 2014 if (itemReplaced) { 2015 if (user.equals(UserHandleCompat.myUserHandle())) { 2016 info = getAppShortcutInfo(manager, intent, user, context, null, 2017 iconIndex, titleIndex, false, useLowResIcon); 2018 } else { 2019 // Don't replace items for other profiles. 2020 itemsToRemove.add(id); 2021 continue; 2022 } 2023 } else if (restored) { 2024 if (user.equals(UserHandleCompat.myUserHandle())) { 2025 Launcher.addDumpLog(TAG, 2026 "constructing info for partially restored package", 2027 true); 2028 info = getRestoredItemInfo(c, titleIndex, intent, 2029 promiseType, useLowResIcon); 2030 intent = getRestoredItemIntent(c, context, intent); 2031 } else { 2032 // Don't restore items for other profiles. 2033 itemsToRemove.add(id); 2034 continue; 2035 } 2036 } else if (itemType == 2037 LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 2038 info = getAppShortcutInfo(manager, intent, user, context, c, 2039 iconIndex, titleIndex, allowMissingTarget, useLowResIcon); 2040 } else { 2041 info = getShortcutInfo(c, context, iconTypeIndex, 2042 iconPackageIndex, iconResourceIndex, iconIndex, 2043 titleIndex); 2044 2045 // App shortcuts that used to be automatically added to Launcher 2046 // didn't always have the correct intent flags set, so do that 2047 // here 2048 if (intent.getAction() != null && 2049 intent.getCategories() != null && 2050 intent.getAction().equals(Intent.ACTION_MAIN) && 2051 intent.getCategories().contains(Intent.CATEGORY_LAUNCHER)) { 2052 intent.addFlags( 2053 Intent.FLAG_ACTIVITY_NEW_TASK | 2054 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 2055 } 2056 } 2057 2058 if (info != null) { 2059 info.id = id; 2060 info.intent = intent; 2061 info.container = container; 2062 info.screenId = c.getInt(screenIndex); 2063 info.cellX = c.getInt(cellXIndex); 2064 info.cellY = c.getInt(cellYIndex); 2065 info.rank = c.getInt(rankIndex); 2066 info.spanX = 1; 2067 info.spanY = 1; 2068 info.intent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 2069 info.isDisabled = disabledState; 2070 if (isSafeMode && !Utilities.isSystemApp(context, intent)) { 2071 info.isDisabled |= ShortcutInfo.FLAG_DISABLED_SAFEMODE; 2072 } 2073 2074 // check & update map of what's occupied 2075 if (!checkItemPlacement(occupied, info)) { 2076 itemsToRemove.add(id); 2077 break; 2078 } 2079 2080 if (restored) { 2081 ComponentName cn = info.getTargetComponent(); 2082 if (cn != null) { 2083 Integer progress = installingPkgs.get(cn.getPackageName()); 2084 if (progress != null) { 2085 info.setInstallProgress(progress); 2086 } else { 2087 info.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 2088 } 2089 } 2090 } 2091 2092 switch (container) { 2093 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2094 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2095 sBgWorkspaceItems.add(info); 2096 break; 2097 default: 2098 // Item is in a user folder 2099 FolderInfo folderInfo = 2100 findOrMakeFolder(sBgFolders, container); 2101 folderInfo.add(info); 2102 break; 2103 } 2104 sBgItemsIdMap.put(info.id, info); 2105 } else { 2106 throw new RuntimeException("Unexpected null ShortcutInfo"); 2107 } 2108 break; 2109 2110 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2111 id = c.getLong(idIndex); 2112 FolderInfo folderInfo = findOrMakeFolder(sBgFolders, id); 2113 2114 folderInfo.title = Utilities.trim(c.getString(titleIndex)); 2115 folderInfo.id = id; 2116 container = c.getInt(containerIndex); 2117 folderInfo.container = container; 2118 folderInfo.screenId = c.getInt(screenIndex); 2119 folderInfo.cellX = c.getInt(cellXIndex); 2120 folderInfo.cellY = c.getInt(cellYIndex); 2121 folderInfo.spanX = 1; 2122 folderInfo.spanY = 1; 2123 folderInfo.options = c.getInt(optionsIndex); 2124 2125 // check & update map of what's occupied 2126 if (!checkItemPlacement(occupied, folderInfo)) { 2127 itemsToRemove.add(id); 2128 break; 2129 } 2130 2131 switch (container) { 2132 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2133 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2134 sBgWorkspaceItems.add(folderInfo); 2135 break; 2136 } 2137 2138 if (restored) { 2139 // no special handling required for restored folders 2140 restoredRows.add(id); 2141 } 2142 2143 sBgItemsIdMap.put(folderInfo.id, folderInfo); 2144 sBgFolders.put(folderInfo.id, folderInfo); 2145 break; 2146 2147 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 2148 case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET: 2149 // Read all Launcher-specific widget details 2150 boolean customWidget = itemType == 2151 LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET; 2152 2153 int appWidgetId = c.getInt(appWidgetIdIndex); 2154 serialNumber = c.getLong(profileIdIndex); 2155 String savedProvider = c.getString(appWidgetProviderIndex); 2156 id = c.getLong(idIndex); 2157 user = allUsers.get(serialNumber); 2158 if (user == null) { 2159 itemsToRemove.add(id); 2160 continue; 2161 } 2162 2163 final ComponentName component = 2164 ComponentName.unflattenFromString(savedProvider); 2165 2166 final int restoreStatus = c.getInt(restoredIndex); 2167 final boolean isIdValid = (restoreStatus & 2168 LauncherAppWidgetInfo.FLAG_ID_NOT_VALID) == 0; 2169 final boolean wasProviderReady = (restoreStatus & 2170 LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) == 0; 2171 2172 final LauncherAppWidgetProviderInfo provider = 2173 LauncherModel.getProviderInfo(context, 2174 ComponentName.unflattenFromString(savedProvider), 2175 user); 2176 2177 final boolean isProviderReady = isValidProvider(provider); 2178 if (!isSafeMode && !customWidget && 2179 wasProviderReady && !isProviderReady) { 2180 String log = "Deleting widget that isn't installed anymore: " 2181 + "id=" + id + " appWidgetId=" + appWidgetId; 2182 2183 Log.e(TAG, log); 2184 Launcher.addDumpLog(TAG, log, false); 2185 itemsToRemove.add(id); 2186 } else { 2187 if (isProviderReady) { 2188 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2189 provider.provider); 2190 2191 if (!customWidget) { 2192 int[] minSpan = 2193 Launcher.getMinSpanForWidget(context, provider); 2194 appWidgetInfo.minSpanX = minSpan[0]; 2195 appWidgetInfo.minSpanY = minSpan[1]; 2196 } 2197 2198 int status = restoreStatus; 2199 if (!wasProviderReady) { 2200 // If provider was not previously ready, update the 2201 // status and UI flag. 2202 2203 // Id would be valid only if the widget restore broadcast was received. 2204 if (isIdValid) { 2205 status = LauncherAppWidgetInfo.RESTORE_COMPLETED; 2206 } else { 2207 status &= ~LauncherAppWidgetInfo 2208 .FLAG_PROVIDER_NOT_READY; 2209 } 2210 } 2211 appWidgetInfo.restoreStatus = status; 2212 } else { 2213 Log.v(TAG, "Widget restore pending id=" + id 2214 + " appWidgetId=" + appWidgetId 2215 + " status =" + restoreStatus); 2216 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2217 component); 2218 appWidgetInfo.restoreStatus = restoreStatus; 2219 Integer installProgress = installingPkgs.get(component.getPackageName()); 2220 2221 if ((restoreStatus & LauncherAppWidgetInfo.FLAG_RESTORE_STARTED) != 0) { 2222 // Restore has started once. 2223 } else if (installProgress != null) { 2224 // App restore has started. Update the flag 2225 appWidgetInfo.restoreStatus |= 2226 LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2227 } else if (REMOVE_UNRESTORED_ICONS && !isSafeMode) { 2228 Launcher.addDumpLog(TAG, 2229 "Unrestored widget removed: " + component, true); 2230 itemsToRemove.add(id); 2231 continue; 2232 } 2233 2234 appWidgetInfo.installProgress = 2235 installProgress == null ? 0 : installProgress; 2236 } 2237 2238 appWidgetInfo.id = id; 2239 appWidgetInfo.screenId = c.getInt(screenIndex); 2240 appWidgetInfo.cellX = c.getInt(cellXIndex); 2241 appWidgetInfo.cellY = c.getInt(cellYIndex); 2242 appWidgetInfo.spanX = c.getInt(spanXIndex); 2243 appWidgetInfo.spanY = c.getInt(spanYIndex); 2244 2245 if (!customWidget) { 2246 int[] minSpan = Launcher.getMinSpanForWidget(context, provider); 2247 appWidgetInfo.minSpanX = minSpan[0]; 2248 appWidgetInfo.minSpanY = minSpan[1]; 2249 } 2250 2251 container = c.getInt(containerIndex); 2252 if (container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 2253 container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2254 Log.e(TAG, "Widget found where container != " + 2255 "CONTAINER_DESKTOP nor CONTAINER_HOTSEAT - ignoring!"); 2256 continue; 2257 } 2258 2259 appWidgetInfo.container = c.getInt(containerIndex); 2260 // check & update map of what's occupied 2261 if (!checkItemPlacement(occupied, appWidgetInfo)) { 2262 itemsToRemove.add(id); 2263 break; 2264 } 2265 2266 if (!customWidget) { 2267 String providerName = 2268 appWidgetInfo.providerName.flattenToString(); 2269 if (!providerName.equals(savedProvider) || 2270 (appWidgetInfo.restoreStatus != restoreStatus)) { 2271 ContentValues values = new ContentValues(); 2272 values.put( 2273 LauncherSettings.Favorites.APPWIDGET_PROVIDER, 2274 providerName); 2275 values.put(LauncherSettings.Favorites.RESTORED, 2276 appWidgetInfo.restoreStatus); 2277 updateItem(id, values); 2278 } 2279 } 2280 sBgItemsIdMap.put(appWidgetInfo.id, appWidgetInfo); 2281 sBgAppWidgets.add(appWidgetInfo); 2282 } 2283 break; 2284 } 2285 } catch (Exception e) { 2286 Launcher.addDumpLog(TAG, "Desktop items loading interrupted", e, true); 2287 } 2288 } 2289 } finally { 2290 if (c != null) { 2291 c.close(); 2292 } 2293 } 2294 2295 // Break early if we've stopped loading 2296 if (mStopped) { 2297 clearSBgDataStructures(); 2298 return; 2299 } 2300 2301 // Remove any empty folder 2302 LongArrayMap<FolderInfo> emptyFolders = sBgFolders.clone(); 2303 for (ItemInfo item: sBgItemsIdMap) { 2304 long container = item.container; 2305 if (emptyFolders.containsKey(container)) { 2306 emptyFolders.remove(container); 2307 } 2308 } 2309 for (FolderInfo folder : emptyFolders) { 2310 long folderId = folder.id; 2311 sBgFolders.remove(folderId); 2312 sBgItemsIdMap.remove(folderId); 2313 sBgWorkspaceItems.remove(folder); 2314 itemsToRemove.add(folderId); 2315 } 2316 2317 if (itemsToRemove.size() > 0) { 2318 ContentProviderClient client = contentResolver.acquireContentProviderClient( 2319 contentUri); 2320 // Remove dead items 2321 for (long id : itemsToRemove) { 2322 if (DEBUG_LOADERS) { 2323 Log.d(TAG, "Removed id = " + id); 2324 } 2325 // Don't notify content observers 2326 try { 2327 client.delete(LauncherSettings.Favorites.getContentUri(id), null, null); 2328 } catch (RemoteException e) { 2329 Log.w(TAG, "Could not remove id = " + id); 2330 } 2331 } 2332 } 2333 2334 if (restoredRows.size() > 0) { 2335 ContentProviderClient updater = contentResolver.acquireContentProviderClient( 2336 contentUri); 2337 // Update restored items that no longer require special handling 2338 try { 2339 StringBuilder selectionBuilder = new StringBuilder(); 2340 selectionBuilder.append(LauncherSettings.Favorites._ID); 2341 selectionBuilder.append(" IN ("); 2342 selectionBuilder.append(TextUtils.join(", ", restoredRows)); 2343 selectionBuilder.append(")"); 2344 ContentValues values = new ContentValues(); 2345 values.put(LauncherSettings.Favorites.RESTORED, 0); 2346 updater.update(LauncherSettings.Favorites.CONTENT_URI, 2347 values, selectionBuilder.toString(), null); 2348 } catch (RemoteException e) { 2349 Log.w(TAG, "Could not update restored rows"); 2350 } 2351 } 2352 2353 if (!isSdCardReady && !sPendingPackages.isEmpty()) { 2354 context.registerReceiver(new AppsAvailabilityCheck(), 2355 new IntentFilter(StartupReceiver.SYSTEM_READY), 2356 null, sWorker); 2357 } 2358 2359 sBgWorkspaceScreens.addAll(loadWorkspaceScreensDb(mContext)); 2360 // Log to disk 2361 Launcher.addDumpLog(TAG, "11683562 - sBgWorkspaceScreens: " + 2362 TextUtils.join(", ", sBgWorkspaceScreens), true); 2363 2364 // Remove any empty screens 2365 ArrayList<Long> unusedScreens = new ArrayList<Long>(sBgWorkspaceScreens); 2366 for (ItemInfo item: sBgItemsIdMap) { 2367 long screenId = item.screenId; 2368 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2369 unusedScreens.contains(screenId)) { 2370 unusedScreens.remove(screenId); 2371 } 2372 } 2373 2374 // If there are any empty screens remove them, and update. 2375 if (unusedScreens.size() != 0) { 2376 // Log to disk 2377 Launcher.addDumpLog(TAG, "11683562 - unusedScreens (to be removed): " + 2378 TextUtils.join(", ", unusedScreens), true); 2379 2380 sBgWorkspaceScreens.removeAll(unusedScreens); 2381 updateWorkspaceScreenOrder(context, sBgWorkspaceScreens); 2382 } 2383 2384 if (DEBUG_LOADERS) { 2385 Log.d(TAG, "loaded workspace in " + (SystemClock.uptimeMillis()-t) + "ms"); 2386 Log.d(TAG, "workspace layout: "); 2387 int nScreens = occupied.size(); 2388 for (int y = 0; y < countY; y++) { 2389 String line = ""; 2390 2391 for (int i = 0; i < nScreens; i++) { 2392 long screenId = occupied.keyAt(i); 2393 if (screenId > 0) { 2394 line += " | "; 2395 } 2396 ItemInfo[][] screen = occupied.valueAt(i); 2397 for (int x = 0; x < countX; x++) { 2398 if (x < screen.length && y < screen[x].length) { 2399 line += (screen[x][y] != null) ? "#" : "."; 2400 } else { 2401 line += "!"; 2402 } 2403 } 2404 } 2405 Log.d(TAG, "[ " + line + " ]"); 2406 } 2407 } 2408 } 2409 } 2410 2411 /** 2412 * Partially updates the item without any notification. Must be called on the worker thread. 2413 */ 2414 private void updateItem(long itemId, ContentValues update) { 2415 mContext.getContentResolver().update( 2416 LauncherSettings.Favorites.CONTENT_URI, 2417 update, 2418 BaseColumns._ID + "= ?", 2419 new String[]{Long.toString(itemId)}); 2420 } 2421 2422 /** Filters the set of items who are directly or indirectly (via another container) on the 2423 * specified screen. */ 2424 private void filterCurrentWorkspaceItems(long currentScreenId, 2425 ArrayList<ItemInfo> allWorkspaceItems, 2426 ArrayList<ItemInfo> currentScreenItems, 2427 ArrayList<ItemInfo> otherScreenItems) { 2428 // Purge any null ItemInfos 2429 Iterator<ItemInfo> iter = allWorkspaceItems.iterator(); 2430 while (iter.hasNext()) { 2431 ItemInfo i = iter.next(); 2432 if (i == null) { 2433 iter.remove(); 2434 } 2435 } 2436 2437 // Order the set of items by their containers first, this allows use to walk through the 2438 // list sequentially, build up a list of containers that are in the specified screen, 2439 // as well as all items in those containers. 2440 Set<Long> itemsOnScreen = new HashSet<Long>(); 2441 Collections.sort(allWorkspaceItems, new Comparator<ItemInfo>() { 2442 @Override 2443 public int compare(ItemInfo lhs, ItemInfo rhs) { 2444 return (int) (lhs.container - rhs.container); 2445 } 2446 }); 2447 for (ItemInfo info : allWorkspaceItems) { 2448 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 2449 if (info.screenId == currentScreenId) { 2450 currentScreenItems.add(info); 2451 itemsOnScreen.add(info.id); 2452 } else { 2453 otherScreenItems.add(info); 2454 } 2455 } else if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2456 currentScreenItems.add(info); 2457 itemsOnScreen.add(info.id); 2458 } else { 2459 if (itemsOnScreen.contains(info.container)) { 2460 currentScreenItems.add(info); 2461 itemsOnScreen.add(info.id); 2462 } else { 2463 otherScreenItems.add(info); 2464 } 2465 } 2466 } 2467 } 2468 2469 /** Filters the set of widgets which are on the specified screen. */ 2470 private void filterCurrentAppWidgets(long currentScreenId, 2471 ArrayList<LauncherAppWidgetInfo> appWidgets, 2472 ArrayList<LauncherAppWidgetInfo> currentScreenWidgets, 2473 ArrayList<LauncherAppWidgetInfo> otherScreenWidgets) { 2474 2475 for (LauncherAppWidgetInfo widget : appWidgets) { 2476 if (widget == null) continue; 2477 if (widget.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2478 widget.screenId == currentScreenId) { 2479 currentScreenWidgets.add(widget); 2480 } else { 2481 otherScreenWidgets.add(widget); 2482 } 2483 } 2484 } 2485 2486 /** Filters the set of folders which are on the specified screen. */ 2487 private void filterCurrentFolders(long currentScreenId, 2488 LongArrayMap<ItemInfo> itemsIdMap, 2489 LongArrayMap<FolderInfo> folders, 2490 LongArrayMap<FolderInfo> currentScreenFolders, 2491 LongArrayMap<FolderInfo> otherScreenFolders) { 2492 2493 int total = folders.size(); 2494 for (int i = 0; i < total; i++) { 2495 long id = folders.keyAt(i); 2496 FolderInfo folder = folders.valueAt(i); 2497 2498 ItemInfo info = itemsIdMap.get(id); 2499 if (info == null || folder == null) continue; 2500 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2501 info.screenId == currentScreenId) { 2502 currentScreenFolders.put(id, folder); 2503 } else { 2504 otherScreenFolders.put(id, folder); 2505 } 2506 } 2507 } 2508 2509 /** Sorts the set of items by hotseat, workspace (spatially from top to bottom, left to 2510 * right) */ 2511 private void sortWorkspaceItemsSpatially(ArrayList<ItemInfo> workspaceItems) { 2512 final LauncherAppState app = LauncherAppState.getInstance(); 2513 final DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); 2514 // XXX: review this 2515 Collections.sort(workspaceItems, new Comparator<ItemInfo>() { 2516 @Override 2517 public int compare(ItemInfo lhs, ItemInfo rhs) { 2518 int cellCountX = (int) grid.numColumns; 2519 int cellCountY = (int) grid.numRows; 2520 int screenOffset = cellCountX * cellCountY; 2521 int containerOffset = screenOffset * (Launcher.SCREEN_COUNT + 1); // +1 hotseat 2522 long lr = (lhs.container * containerOffset + lhs.screenId * screenOffset + 2523 lhs.cellY * cellCountX + lhs.cellX); 2524 long rr = (rhs.container * containerOffset + rhs.screenId * screenOffset + 2525 rhs.cellY * cellCountX + rhs.cellX); 2526 return (int) (lr - rr); 2527 } 2528 }); 2529 } 2530 2531 private void bindWorkspaceScreens(final Callbacks oldCallbacks, 2532 final ArrayList<Long> orderedScreens) { 2533 final Runnable r = new Runnable() { 2534 @Override 2535 public void run() { 2536 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2537 if (callbacks != null) { 2538 callbacks.bindScreens(orderedScreens); 2539 } 2540 } 2541 }; 2542 runOnMainThread(r); 2543 } 2544 2545 private void bindWorkspaceItems(final Callbacks oldCallbacks, 2546 final ArrayList<ItemInfo> workspaceItems, 2547 final ArrayList<LauncherAppWidgetInfo> appWidgets, 2548 final LongArrayMap<FolderInfo> folders, 2549 ArrayList<Runnable> deferredBindRunnables) { 2550 2551 final boolean postOnMainThread = (deferredBindRunnables != null); 2552 2553 // Bind the workspace items 2554 int N = workspaceItems.size(); 2555 for (int i = 0; i < N; i += ITEMS_CHUNK) { 2556 final int start = i; 2557 final int chunkSize = (i+ITEMS_CHUNK <= N) ? ITEMS_CHUNK : (N-i); 2558 final Runnable r = new Runnable() { 2559 @Override 2560 public void run() { 2561 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2562 if (callbacks != null) { 2563 callbacks.bindItems(workspaceItems, start, start+chunkSize, 2564 false); 2565 } 2566 } 2567 }; 2568 if (postOnMainThread) { 2569 synchronized (deferredBindRunnables) { 2570 deferredBindRunnables.add(r); 2571 } 2572 } else { 2573 runOnMainThread(r); 2574 } 2575 } 2576 2577 // Bind the folders 2578 if (!folders.isEmpty()) { 2579 final Runnable r = new Runnable() { 2580 public void run() { 2581 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2582 if (callbacks != null) { 2583 callbacks.bindFolders(folders); 2584 } 2585 } 2586 }; 2587 if (postOnMainThread) { 2588 synchronized (deferredBindRunnables) { 2589 deferredBindRunnables.add(r); 2590 } 2591 } else { 2592 runOnMainThread(r); 2593 } 2594 } 2595 2596 // Bind the widgets, one at a time 2597 N = appWidgets.size(); 2598 for (int i = 0; i < N; i++) { 2599 final LauncherAppWidgetInfo widget = appWidgets.get(i); 2600 final Runnable r = new Runnable() { 2601 public void run() { 2602 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2603 if (callbacks != null) { 2604 callbacks.bindAppWidget(widget); 2605 } 2606 } 2607 }; 2608 if (postOnMainThread) { 2609 deferredBindRunnables.add(r); 2610 } else { 2611 runOnMainThread(r); 2612 } 2613 } 2614 } 2615 2616 /** 2617 * Binds all loaded data to actual views on the main thread. 2618 */ 2619 private void bindWorkspace(int synchronizeBindPage) { 2620 final long t = SystemClock.uptimeMillis(); 2621 Runnable r; 2622 2623 // Don't use these two variables in any of the callback runnables. 2624 // Otherwise we hold a reference to them. 2625 final Callbacks oldCallbacks = mCallbacks.get(); 2626 if (oldCallbacks == null) { 2627 // This launcher has exited and nobody bothered to tell us. Just bail. 2628 Log.w(TAG, "LoaderTask running with no launcher"); 2629 return; 2630 } 2631 2632 // Save a copy of all the bg-thread collections 2633 ArrayList<ItemInfo> workspaceItems = new ArrayList<ItemInfo>(); 2634 ArrayList<LauncherAppWidgetInfo> appWidgets = 2635 new ArrayList<LauncherAppWidgetInfo>(); 2636 ArrayList<Long> orderedScreenIds = new ArrayList<Long>(); 2637 2638 final LongArrayMap<FolderInfo> folders; 2639 final LongArrayMap<ItemInfo> itemsIdMap; 2640 2641 synchronized (sBgLock) { 2642 workspaceItems.addAll(sBgWorkspaceItems); 2643 appWidgets.addAll(sBgAppWidgets); 2644 orderedScreenIds.addAll(sBgWorkspaceScreens); 2645 2646 folders = sBgFolders.clone(); 2647 itemsIdMap = sBgItemsIdMap.clone(); 2648 } 2649 2650 final boolean isLoadingSynchronously = 2651 synchronizeBindPage != PagedView.INVALID_RESTORE_PAGE; 2652 int currScreen = isLoadingSynchronously ? synchronizeBindPage : 2653 oldCallbacks.getCurrentWorkspaceScreen(); 2654 if (currScreen >= orderedScreenIds.size()) { 2655 // There may be no workspace screens (just hotseat items and an empty page). 2656 currScreen = PagedView.INVALID_RESTORE_PAGE; 2657 } 2658 final int currentScreen = currScreen; 2659 final long currentScreenId = currentScreen < 0 2660 ? INVALID_SCREEN_ID : orderedScreenIds.get(currentScreen); 2661 2662 // Load all the items that are on the current page first (and in the process, unbind 2663 // all the existing workspace items before we call startBinding() below. 2664 unbindWorkspaceItemsOnMainThread(); 2665 2666 // Separate the items that are on the current screen, and all the other remaining items 2667 ArrayList<ItemInfo> currentWorkspaceItems = new ArrayList<ItemInfo>(); 2668 ArrayList<ItemInfo> otherWorkspaceItems = new ArrayList<ItemInfo>(); 2669 ArrayList<LauncherAppWidgetInfo> currentAppWidgets = 2670 new ArrayList<LauncherAppWidgetInfo>(); 2671 ArrayList<LauncherAppWidgetInfo> otherAppWidgets = 2672 new ArrayList<LauncherAppWidgetInfo>(); 2673 LongArrayMap<FolderInfo> currentFolders = new LongArrayMap<>(); 2674 LongArrayMap<FolderInfo> otherFolders = new LongArrayMap<>(); 2675 2676 filterCurrentWorkspaceItems(currentScreenId, workspaceItems, currentWorkspaceItems, 2677 otherWorkspaceItems); 2678 filterCurrentAppWidgets(currentScreenId, appWidgets, currentAppWidgets, 2679 otherAppWidgets); 2680 filterCurrentFolders(currentScreenId, itemsIdMap, folders, currentFolders, 2681 otherFolders); 2682 sortWorkspaceItemsSpatially(currentWorkspaceItems); 2683 sortWorkspaceItemsSpatially(otherWorkspaceItems); 2684 2685 // Tell the workspace that we're about to start binding items 2686 r = new Runnable() { 2687 public void run() { 2688 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2689 if (callbacks != null) { 2690 callbacks.startBinding(); 2691 } 2692 } 2693 }; 2694 runOnMainThread(r); 2695 2696 bindWorkspaceScreens(oldCallbacks, orderedScreenIds); 2697 2698 // Load items on the current page 2699 bindWorkspaceItems(oldCallbacks, currentWorkspaceItems, currentAppWidgets, 2700 currentFolders, null); 2701 if (isLoadingSynchronously) { 2702 r = new Runnable() { 2703 public void run() { 2704 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2705 if (callbacks != null && currentScreen != PagedView.INVALID_RESTORE_PAGE) { 2706 callbacks.onPageBoundSynchronously(currentScreen); 2707 } 2708 } 2709 }; 2710 runOnMainThread(r); 2711 } 2712 2713 // Load all the remaining pages (if we are loading synchronously, we want to defer this 2714 // work until after the first render) 2715 synchronized (mDeferredBindRunnables) { 2716 mDeferredBindRunnables.clear(); 2717 } 2718 bindWorkspaceItems(oldCallbacks, otherWorkspaceItems, otherAppWidgets, otherFolders, 2719 (isLoadingSynchronously ? mDeferredBindRunnables : null)); 2720 2721 // Tell the workspace that we're done binding items 2722 r = new Runnable() { 2723 public void run() { 2724 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2725 if (callbacks != null) { 2726 callbacks.finishBindingItems(); 2727 } 2728 2729 // If we're profiling, ensure this is the last thing in the queue. 2730 if (DEBUG_LOADERS) { 2731 Log.d(TAG, "bound workspace in " 2732 + (SystemClock.uptimeMillis()-t) + "ms"); 2733 } 2734 2735 mIsLoadingAndBindingWorkspace = false; 2736 } 2737 }; 2738 if (isLoadingSynchronously) { 2739 synchronized (mDeferredBindRunnables) { 2740 mDeferredBindRunnables.add(r); 2741 } 2742 } else { 2743 runOnMainThread(r); 2744 } 2745 } 2746 2747 private void loadAndBindAllApps() { 2748 if (DEBUG_LOADERS) { 2749 Log.d(TAG, "loadAndBindAllApps mAllAppsLoaded=" + mAllAppsLoaded); 2750 } 2751 if (!mAllAppsLoaded) { 2752 loadAllApps(); 2753 synchronized (LoaderTask.this) { 2754 if (mStopped) { 2755 return; 2756 } 2757 } 2758 updateAllAppsIconsCache(); 2759 synchronized (LoaderTask.this) { 2760 if (mStopped) { 2761 return; 2762 } 2763 mAllAppsLoaded = true; 2764 } 2765 } else { 2766 onlyBindAllApps(); 2767 } 2768 } 2769 2770 private void onlyBindAllApps() { 2771 final Callbacks oldCallbacks = mCallbacks.get(); 2772 if (oldCallbacks == null) { 2773 // This launcher has exited and nobody bothered to tell us. Just bail. 2774 Log.w(TAG, "LoaderTask running with no launcher (onlyBindAllApps)"); 2775 return; 2776 } 2777 2778 // shallow copy 2779 @SuppressWarnings("unchecked") 2780 final ArrayList<AppInfo> list 2781 = (ArrayList<AppInfo>) mBgAllAppsList.data.clone(); 2782 Runnable r = new Runnable() { 2783 public void run() { 2784 final long t = SystemClock.uptimeMillis(); 2785 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2786 if (callbacks != null) { 2787 callbacks.bindAllApplications(list); 2788 } 2789 if (DEBUG_LOADERS) { 2790 Log.d(TAG, "bound all " + list.size() + " apps from cache in " 2791 + (SystemClock.uptimeMillis()-t) + "ms"); 2792 } 2793 } 2794 }; 2795 boolean isRunningOnMainThread = !(sWorkerThread.getThreadId() == Process.myTid()); 2796 if (isRunningOnMainThread) { 2797 r.run(); 2798 } else { 2799 mHandler.post(r); 2800 } 2801 loadAndBindWidgetsAndShortcuts(mApp.getContext(), tryGetCallbacks(oldCallbacks), 2802 false /* refresh */); 2803 } 2804 2805 private void loadAllApps() { 2806 final long loadTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2807 2808 final Callbacks oldCallbacks = mCallbacks.get(); 2809 if (oldCallbacks == null) { 2810 // This launcher has exited and nobody bothered to tell us. Just bail. 2811 Log.w(TAG, "LoaderTask running with no launcher (loadAllApps)"); 2812 return; 2813 } 2814 2815 final List<UserHandleCompat> profiles = mUserManager.getUserProfiles(); 2816 2817 // Clear the list of apps 2818 mBgAllAppsList.clear(); 2819 for (UserHandleCompat user : profiles) { 2820 // Query for the set of apps 2821 final long qiaTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2822 final List<LauncherActivityInfoCompat> apps = mLauncherApps.getActivityList(null, user); 2823 if (DEBUG_LOADERS) { 2824 Log.d(TAG, "getActivityList took " 2825 + (SystemClock.uptimeMillis()-qiaTime) + "ms for user " + user); 2826 Log.d(TAG, "getActivityList got " + apps.size() + " apps for user " + user); 2827 } 2828 // Fail if we don't have any apps 2829 // TODO: Fix this. Only fail for the current user. 2830 if (apps == null || apps.isEmpty()) { 2831 return; 2832 } 2833 2834 // Create the ApplicationInfos 2835 for (int i = 0; i < apps.size(); i++) { 2836 LauncherActivityInfoCompat app = apps.get(i); 2837 // This builds the icon bitmaps. 2838 mBgAllAppsList.add(new AppInfo(mContext, app, user, mIconCache)); 2839 } 2840 2841 final ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(mContext, user); 2842 if (heuristic != null) { 2843 runAfterBindCompletes(new Runnable() { 2844 2845 @Override 2846 public void run() { 2847 heuristic.processUserApps(apps); 2848 } 2849 }); 2850 } 2851 } 2852 // Huh? Shouldn't this be inside the Runnable below? 2853 final ArrayList<AppInfo> added = mBgAllAppsList.added; 2854 mBgAllAppsList.added = new ArrayList<AppInfo>(); 2855 2856 // Post callback on main thread 2857 mHandler.post(new Runnable() { 2858 public void run() { 2859 2860 final long bindTime = SystemClock.uptimeMillis(); 2861 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2862 if (callbacks != null) { 2863 callbacks.bindAllApplications(added); 2864 if (DEBUG_LOADERS) { 2865 Log.d(TAG, "bound " + added.size() + " apps in " 2866 + (SystemClock.uptimeMillis() - bindTime) + "ms"); 2867 } 2868 } else { 2869 Log.i(TAG, "not binding apps: no Launcher activity"); 2870 } 2871 } 2872 }); 2873 // Cleanup any data stored for a deleted user. 2874 ManagedProfileHeuristic.processAllUsers(profiles, mContext); 2875 2876 loadAndBindWidgetsAndShortcuts(mApp.getContext(), tryGetCallbacks(oldCallbacks), 2877 true /* refresh */); 2878 if (DEBUG_LOADERS) { 2879 Log.d(TAG, "Icons processed in " 2880 + (SystemClock.uptimeMillis() - loadTime) + "ms"); 2881 } 2882 } 2883 2884 private void updateAllAppsIconsCache() { 2885 final ArrayList<AppInfo> updatedApps = new ArrayList<>(); 2886 2887 for (UserHandleCompat user : mUserManager.getUserProfiles()) { 2888 // Query for the set of apps 2889 final List<LauncherActivityInfoCompat> apps = mLauncherApps.getActivityList(null, user); 2890 // Fail if we don't have any apps 2891 // TODO: Fix this. Only fail for the current user. 2892 if (apps == null || apps.isEmpty()) { 2893 return; 2894 } 2895 2896 // Update icon cache 2897 HashSet<String> updatedPackages = mIconCache.updateDBIcons(user, apps); 2898 2899 // If any package icon has changed (app was updated while launcher was dead), 2900 // update the corresponding shortcuts. 2901 if (!updatedPackages.isEmpty()) { 2902 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<>(); 2903 synchronized (sBgLock) { 2904 for (ItemInfo info : sBgItemsIdMap) { 2905 if (info instanceof ShortcutInfo && user.equals(info.user) 2906 && info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 2907 ShortcutInfo si = (ShortcutInfo) info; 2908 ComponentName cn = si.getTargetComponent(); 2909 if (cn != null && updatedPackages.contains(cn.getPackageName())) { 2910 si.updateIcon(mIconCache); 2911 updatedShortcuts.add(si); 2912 } 2913 } 2914 } 2915 mBgAllAppsList.updateIconsAndLabels(updatedPackages, user, updatedApps); 2916 } 2917 2918 if (!updatedShortcuts.isEmpty()) { 2919 final UserHandleCompat userFinal = user; 2920 mHandler.post(new Runnable() { 2921 2922 public void run() { 2923 Callbacks cb = getCallback(); 2924 if (cb != null) { 2925 cb.bindShortcutsChanged(updatedShortcuts, 2926 new ArrayList<ShortcutInfo>(), userFinal); 2927 } 2928 } 2929 }); 2930 } 2931 } 2932 } 2933 if (!updatedApps.isEmpty()) { 2934 mHandler.post(new Runnable() { 2935 2936 public void run() { 2937 Callbacks cb = getCallback(); 2938 if (cb != null) { 2939 cb.bindAppsUpdated(updatedApps); 2940 } 2941 } 2942 }); 2943 } 2944 } 2945 2946 public void dumpState() { 2947 synchronized (sBgLock) { 2948 Log.d(TAG, "mLoaderTask.mContext=" + mContext); 2949 Log.d(TAG, "mLoaderTask.mStopped=" + mStopped); 2950 Log.d(TAG, "mLoaderTask.mLoadAndBindStepFinished=" + mLoadAndBindStepFinished); 2951 Log.d(TAG, "mItems size=" + sBgWorkspaceItems.size()); 2952 } 2953 } 2954 } 2955 2956 void enqueuePackageUpdated(PackageUpdatedTask task) { 2957 sWorker.post(task); 2958 } 2959 2960 @Thunk class AppsAvailabilityCheck extends BroadcastReceiver { 2961 2962 @Override 2963 public void onReceive(Context context, Intent intent) { 2964 synchronized (sBgLock) { 2965 final LauncherAppsCompat launcherApps = LauncherAppsCompat 2966 .getInstance(mApp.getContext()); 2967 final PackageManager manager = context.getPackageManager(); 2968 final ArrayList<String> packagesRemoved = new ArrayList<String>(); 2969 final ArrayList<String> packagesUnavailable = new ArrayList<String>(); 2970 for (Entry<UserHandleCompat, HashSet<String>> entry : sPendingPackages.entrySet()) { 2971 UserHandleCompat user = entry.getKey(); 2972 packagesRemoved.clear(); 2973 packagesUnavailable.clear(); 2974 for (String pkg : entry.getValue()) { 2975 if (!launcherApps.isPackageEnabledForProfile(pkg, user)) { 2976 boolean packageOnSdcard = launcherApps.isAppEnabled( 2977 manager, pkg, PackageManager.GET_UNINSTALLED_PACKAGES); 2978 if (packageOnSdcard) { 2979 Launcher.addDumpLog(TAG, "Package found on sd-card: " + pkg, true); 2980 packagesUnavailable.add(pkg); 2981 } else { 2982 Launcher.addDumpLog(TAG, "Package not found: " + pkg, true); 2983 packagesRemoved.add(pkg); 2984 } 2985 } 2986 } 2987 if (!packagesRemoved.isEmpty()) { 2988 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_REMOVE, 2989 packagesRemoved.toArray(new String[packagesRemoved.size()]), user)); 2990 } 2991 if (!packagesUnavailable.isEmpty()) { 2992 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UNAVAILABLE, 2993 packagesUnavailable.toArray(new String[packagesUnavailable.size()]), user)); 2994 } 2995 } 2996 sPendingPackages.clear(); 2997 } 2998 } 2999 } 3000 3001 private class PackageUpdatedTask implements Runnable { 3002 int mOp; 3003 String[] mPackages; 3004 UserHandleCompat mUser; 3005 3006 public static final int OP_NONE = 0; 3007 public static final int OP_ADD = 1; 3008 public static final int OP_UPDATE = 2; 3009 public static final int OP_REMOVE = 3; // uninstlled 3010 public static final int OP_UNAVAILABLE = 4; // external media unmounted 3011 3012 3013 public PackageUpdatedTask(int op, String[] packages, UserHandleCompat user) { 3014 mOp = op; 3015 mPackages = packages; 3016 mUser = user; 3017 } 3018 3019 public void run() { 3020 if (!mHasLoaderCompletedOnce) { 3021 // Loader has not yet run. 3022 return; 3023 } 3024 final Context context = mApp.getContext(); 3025 3026 final String[] packages = mPackages; 3027 final int N = packages.length; 3028 switch (mOp) { 3029 case OP_ADD: { 3030 for (int i=0; i<N; i++) { 3031 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.addPackage " + packages[i]); 3032 mIconCache.updateIconsForPkg(packages[i], mUser); 3033 mBgAllAppsList.addPackage(context, packages[i], mUser); 3034 } 3035 3036 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 3037 if (heuristic != null) { 3038 heuristic.processPackageAdd(mPackages); 3039 } 3040 break; 3041 } 3042 case OP_UPDATE: 3043 for (int i=0; i<N; i++) { 3044 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.updatePackage " + packages[i]); 3045 mIconCache.updateIconsForPkg(packages[i], mUser); 3046 mBgAllAppsList.updatePackage(context, packages[i], mUser); 3047 mApp.getWidgetCache().removePackage(packages[i], mUser); 3048 } 3049 break; 3050 case OP_REMOVE: { 3051 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 3052 if (heuristic != null) { 3053 heuristic.processPackageRemoved(mPackages); 3054 } 3055 for (int i=0; i<N; i++) { 3056 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 3057 mIconCache.removeIconsForPkg(packages[i], mUser); 3058 } 3059 // Fall through 3060 } 3061 case OP_UNAVAILABLE: 3062 for (int i=0; i<N; i++) { 3063 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 3064 mBgAllAppsList.removePackage(packages[i], mUser); 3065 mApp.getWidgetCache().removePackage(packages[i], mUser); 3066 } 3067 break; 3068 } 3069 3070 ArrayList<AppInfo> added = null; 3071 ArrayList<AppInfo> modified = null; 3072 final ArrayList<AppInfo> removedApps = new ArrayList<AppInfo>(); 3073 3074 if (mBgAllAppsList.added.size() > 0) { 3075 added = new ArrayList<AppInfo>(mBgAllAppsList.added); 3076 mBgAllAppsList.added.clear(); 3077 } 3078 if (mBgAllAppsList.modified.size() > 0) { 3079 modified = new ArrayList<AppInfo>(mBgAllAppsList.modified); 3080 mBgAllAppsList.modified.clear(); 3081 } 3082 if (mBgAllAppsList.removed.size() > 0) { 3083 removedApps.addAll(mBgAllAppsList.removed); 3084 mBgAllAppsList.removed.clear(); 3085 } 3086 3087 final Callbacks callbacks = getCallback(); 3088 if (callbacks == null) { 3089 Log.w(TAG, "Nobody to tell about the new app. Launcher is probably loading."); 3090 return; 3091 } 3092 3093 final HashMap<ComponentName, AppInfo> addedOrUpdatedApps = 3094 new HashMap<ComponentName, AppInfo>(); 3095 3096 if (added != null) { 3097 addAppsToAllApps(context, added); 3098 for (AppInfo ai : added) { 3099 addedOrUpdatedApps.put(ai.componentName, ai); 3100 } 3101 } 3102 3103 if (modified != null) { 3104 final ArrayList<AppInfo> modifiedFinal = modified; 3105 for (AppInfo ai : modified) { 3106 addedOrUpdatedApps.put(ai.componentName, ai); 3107 } 3108 3109 mHandler.post(new Runnable() { 3110 public void run() { 3111 Callbacks cb = getCallback(); 3112 if (callbacks == cb && cb != null) { 3113 callbacks.bindAppsUpdated(modifiedFinal); 3114 } 3115 } 3116 }); 3117 } 3118 3119 // Update shortcut infos 3120 if (mOp == OP_ADD || mOp == OP_UPDATE) { 3121 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<ShortcutInfo>(); 3122 final ArrayList<ShortcutInfo> removedShortcuts = new ArrayList<ShortcutInfo>(); 3123 final ArrayList<LauncherAppWidgetInfo> widgets = new ArrayList<LauncherAppWidgetInfo>(); 3124 3125 HashSet<String> packageSet = new HashSet<String>(Arrays.asList(packages)); 3126 synchronized (sBgLock) { 3127 for (ItemInfo info : sBgItemsIdMap) { 3128 if (info instanceof ShortcutInfo && mUser.equals(info.user)) { 3129 ShortcutInfo si = (ShortcutInfo) info; 3130 boolean infoUpdated = false; 3131 boolean shortcutUpdated = false; 3132 3133 // Update shortcuts which use iconResource. 3134 if ((si.iconResource != null) 3135 && packageSet.contains(si.iconResource.packageName)) { 3136 Bitmap icon = Utilities.createIconBitmap(si.iconResource.packageName, 3137 si.iconResource.resourceName, mIconCache, context); 3138 if (icon != null) { 3139 si.setIcon(icon); 3140 si.usingFallbackIcon = false; 3141 infoUpdated = true; 3142 } 3143 } 3144 3145 ComponentName cn = si.getTargetComponent(); 3146 if (cn != null && packageSet.contains(cn.getPackageName())) { 3147 AppInfo appInfo = addedOrUpdatedApps.get(cn); 3148 3149 if (si.isPromise()) { 3150 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 3151 // Auto install icon 3152 PackageManager pm = context.getPackageManager(); 3153 ResolveInfo matched = pm.resolveActivity( 3154 new Intent(Intent.ACTION_MAIN) 3155 .setComponent(cn).addCategory(Intent.CATEGORY_LAUNCHER), 3156 PackageManager.MATCH_DEFAULT_ONLY); 3157 if (matched == null) { 3158 // Try to find the best match activity. 3159 Intent intent = pm.getLaunchIntentForPackage( 3160 cn.getPackageName()); 3161 if (intent != null) { 3162 cn = intent.getComponent(); 3163 appInfo = addedOrUpdatedApps.get(cn); 3164 } 3165 3166 if ((intent == null) || (appInfo == null)) { 3167 removedShortcuts.add(si); 3168 continue; 3169 } 3170 si.promisedIntent = intent; 3171 } 3172 } 3173 3174 // Restore the shortcut. 3175 if (appInfo != null) { 3176 si.flags = appInfo.flags; 3177 } 3178 3179 si.intent = si.promisedIntent; 3180 si.promisedIntent = null; 3181 si.status = ShortcutInfo.DEFAULT; 3182 infoUpdated = true; 3183 si.updateIcon(mIconCache); 3184 } 3185 3186 if (appInfo != null && Intent.ACTION_MAIN.equals(si.intent.getAction()) 3187 && si.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 3188 si.updateIcon(mIconCache); 3189 si.title = Utilities.trim(appInfo.title); 3190 si.contentDescription = appInfo.contentDescription; 3191 infoUpdated = true; 3192 } 3193 3194 if ((si.isDisabled & ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE) != 0) { 3195 // Since package was just updated, the target must be available now. 3196 si.isDisabled &= ~ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3197 shortcutUpdated = true; 3198 } 3199 } 3200 3201 if (infoUpdated || shortcutUpdated) { 3202 updatedShortcuts.add(si); 3203 } 3204 if (infoUpdated) { 3205 updateItemInDatabase(context, si); 3206 } 3207 } else if (info instanceof LauncherAppWidgetInfo) { 3208 LauncherAppWidgetInfo widgetInfo = (LauncherAppWidgetInfo) info; 3209 if (mUser.equals(widgetInfo.user) 3210 && widgetInfo.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) 3211 && packageSet.contains(widgetInfo.providerName.getPackageName())) { 3212 widgetInfo.restoreStatus &= ~LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY; 3213 widgets.add(widgetInfo); 3214 updateItemInDatabase(context, widgetInfo); 3215 } 3216 } 3217 } 3218 } 3219 3220 if (!updatedShortcuts.isEmpty() || !removedShortcuts.isEmpty()) { 3221 mHandler.post(new Runnable() { 3222 3223 public void run() { 3224 Callbacks cb = getCallback(); 3225 if (callbacks == cb && cb != null) { 3226 callbacks.bindShortcutsChanged( 3227 updatedShortcuts, removedShortcuts, mUser); 3228 } 3229 } 3230 }); 3231 if (!removedShortcuts.isEmpty()) { 3232 deleteItemsFromDatabase(context, removedShortcuts); 3233 } 3234 } 3235 if (!widgets.isEmpty()) { 3236 mHandler.post(new Runnable() { 3237 public void run() { 3238 Callbacks cb = getCallback(); 3239 if (callbacks == cb && cb != null) { 3240 callbacks.bindWidgetsRestored(widgets); 3241 } 3242 } 3243 }); 3244 } 3245 } 3246 3247 final ArrayList<String> removedPackageNames = 3248 new ArrayList<String>(); 3249 if (mOp == OP_REMOVE || mOp == OP_UNAVAILABLE) { 3250 // Mark all packages in the broadcast to be removed 3251 removedPackageNames.addAll(Arrays.asList(packages)); 3252 } else if (mOp == OP_UPDATE) { 3253 // Mark disabled packages in the broadcast to be removed 3254 for (int i=0; i<N; i++) { 3255 if (isPackageDisabled(context, packages[i], mUser)) { 3256 removedPackageNames.add(packages[i]); 3257 } 3258 } 3259 } 3260 3261 if (!removedPackageNames.isEmpty() || !removedApps.isEmpty()) { 3262 final int removeReason; 3263 if (mOp == OP_UNAVAILABLE) { 3264 removeReason = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3265 } else { 3266 // Remove all the components associated with this package 3267 for (String pn : removedPackageNames) { 3268 deletePackageFromDatabase(context, pn, mUser); 3269 } 3270 // Remove all the specific components 3271 for (AppInfo a : removedApps) { 3272 ArrayList<ItemInfo> infos = getItemInfoForComponentName(a.componentName, mUser); 3273 deleteItemsFromDatabase(context, infos); 3274 } 3275 removeReason = 0; 3276 } 3277 3278 // Remove any queued items from the install queue 3279 InstallShortcutReceiver.removeFromInstallQueue(context, removedPackageNames, mUser); 3280 // Call the components-removed callback 3281 mHandler.post(new Runnable() { 3282 public void run() { 3283 Callbacks cb = getCallback(); 3284 if (callbacks == cb && cb != null) { 3285 callbacks.bindComponentsRemoved( 3286 removedPackageNames, removedApps, mUser, removeReason); 3287 } 3288 } 3289 }); 3290 } 3291 3292 // onProvidersChanged method (API >= 17) already refreshed the widget list 3293 loadAndBindWidgetsAndShortcuts(context, callbacks, Build.VERSION.SDK_INT < 17); 3294 3295 // Write all the logs to disk 3296 mHandler.post(new Runnable() { 3297 public void run() { 3298 Callbacks cb = getCallback(); 3299 if (callbacks == cb && cb != null) { 3300 callbacks.dumpLogsToLocalData(); 3301 } 3302 } 3303 }); 3304 } 3305 } 3306 3307 public static List<LauncherAppWidgetProviderInfo> getWidgetProviders(Context context, 3308 boolean refresh) { 3309 synchronized (sBgLock) { 3310 if (sBgWidgetProviders == null || refresh) { 3311 sBgWidgetProviders = new HashMap<>(); 3312 AppWidgetManagerCompat wm = AppWidgetManagerCompat.getInstance(context); 3313 LauncherAppWidgetProviderInfo info; 3314 3315 List<AppWidgetProviderInfo> widgets = wm.getAllProviders(); 3316 for (AppWidgetProviderInfo pInfo : widgets) { 3317 info = LauncherAppWidgetProviderInfo.fromProviderInfo(context, pInfo); 3318 UserHandleCompat user = wm.getUser(info); 3319 sBgWidgetProviders.put(new ComponentKey(info.provider, user), info); 3320 } 3321 3322 Collection<CustomAppWidget> customWidgets = Launcher.getCustomAppWidgets().values(); 3323 for (CustomAppWidget widget : customWidgets) { 3324 info = new LauncherAppWidgetProviderInfo(context, widget); 3325 UserHandleCompat user = wm.getUser(info); 3326 sBgWidgetProviders.put(new ComponentKey(info.provider, user), info); 3327 } 3328 } 3329 return new ArrayList<LauncherAppWidgetProviderInfo>(sBgWidgetProviders.values()); 3330 } 3331 } 3332 3333 public static LauncherAppWidgetProviderInfo getProviderInfo(Context ctx, ComponentName name, 3334 UserHandleCompat user) { 3335 synchronized (sBgLock) { 3336 if (sBgWidgetProviders == null) { 3337 getWidgetProviders(ctx, false /* refresh */); 3338 } 3339 return sBgWidgetProviders.get(new ComponentKey(name, user)); 3340 } 3341 } 3342 3343 public void loadAndBindWidgetsAndShortcuts(final Context context, final Callbacks callbacks, 3344 final boolean refresh) { 3345 runOnWorkerThread(new Runnable(){ 3346 @Override 3347 public void run() { 3348 final ArrayList<Object> list = getWidgetsAndShortcuts(context, refresh); 3349 mHandler.post(new Runnable() { 3350 @Override 3351 public void run() { 3352 Callbacks cb = getCallback(); 3353 if (callbacks == cb && cb != null) { 3354 callbacks.bindAllPackages(list); 3355 } 3356 } 3357 }); 3358 // update the Widget entries inside DB on the worker thread. 3359 LauncherAppState.getInstance().getWidgetCache().removeObsoletePreviews(list); 3360 } 3361 }); 3362 } 3363 3364 /** 3365 * Returns a list of ResolveInfos/AppWidgetInfos. 3366 * 3367 * @see #loadAndBindWidgetsAndShortcuts 3368 */ 3369 private ArrayList<Object> getWidgetsAndShortcuts(Context context, boolean refresh) { 3370 PackageManager packageManager = context.getPackageManager(); 3371 final ArrayList<Object> widgetsAndShortcuts = new ArrayList<Object>(); 3372 widgetsAndShortcuts.addAll(getWidgetProviders(context, refresh)); 3373 Intent shortcutsIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 3374 widgetsAndShortcuts.addAll(packageManager.queryIntentActivities(shortcutsIntent, 0)); 3375 return widgetsAndShortcuts; 3376 } 3377 3378 @Thunk static boolean isPackageDisabled(Context context, String packageName, 3379 UserHandleCompat user) { 3380 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3381 return !launcherApps.isPackageEnabledForProfile(packageName, user); 3382 } 3383 3384 public static boolean isValidPackageActivity(Context context, ComponentName cn, 3385 UserHandleCompat user) { 3386 if (cn == null) { 3387 return false; 3388 } 3389 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3390 if (!launcherApps.isPackageEnabledForProfile(cn.getPackageName(), user)) { 3391 return false; 3392 } 3393 return launcherApps.isActivityEnabledForProfile(cn, user); 3394 } 3395 3396 public static boolean isValidPackage(Context context, String packageName, 3397 UserHandleCompat user) { 3398 if (packageName == null) { 3399 return false; 3400 } 3401 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3402 return launcherApps.isPackageEnabledForProfile(packageName, user); 3403 } 3404 3405 /** 3406 * Make an ShortcutInfo object for a restored application or shortcut item that points 3407 * to a package that is not yet installed on the system. 3408 */ 3409 public ShortcutInfo getRestoredItemInfo(Cursor cursor, int titleIndex, Intent intent, 3410 int promiseType, boolean useLowResIcon) { 3411 final ShortcutInfo info = new ShortcutInfo(); 3412 info.user = UserHandleCompat.myUserHandle(); 3413 mIconCache.getTitleAndIcon(info, intent, info.user, useLowResIcon); 3414 3415 if ((promiseType & ShortcutInfo.FLAG_RESTORED_ICON) != 0) { 3416 String title = (cursor != null) ? cursor.getString(titleIndex) : null; 3417 if (!TextUtils.isEmpty(title)) { 3418 info.title = Utilities.trim(title); 3419 } 3420 } else if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 3421 if (TextUtils.isEmpty(info.title)) { 3422 info.title = (cursor != null) ? Utilities.trim(cursor.getString(titleIndex)) : ""; 3423 } 3424 } else { 3425 throw new InvalidParameterException("Invalid restoreType " + promiseType); 3426 } 3427 3428 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3429 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT; 3430 info.promisedIntent = intent; 3431 info.status = promiseType; 3432 return info; 3433 } 3434 3435 /** 3436 * Make an Intent object for a restored application or shortcut item that points 3437 * to the market page for the item. 3438 */ 3439 @Thunk Intent getRestoredItemIntent(Cursor c, Context context, Intent intent) { 3440 ComponentName componentName = intent.getComponent(); 3441 return getMarketIntent(componentName.getPackageName()); 3442 } 3443 3444 static Intent getMarketIntent(String packageName) { 3445 return new Intent(Intent.ACTION_VIEW) 3446 .setData(new Uri.Builder() 3447 .scheme("market") 3448 .authority("details") 3449 .appendQueryParameter("id", packageName) 3450 .build()); 3451 } 3452 3453 /** 3454 * Make an ShortcutInfo object for a shortcut that is an application. 3455 * 3456 * If c is not null, then it will be used to fill in missing data like the title and icon. 3457 */ 3458 public ShortcutInfo getAppShortcutInfo(PackageManager manager, Intent intent, 3459 UserHandleCompat user, Context context, Cursor c, int iconIndex, int titleIndex, 3460 boolean allowMissingTarget, boolean useLowResIcon) { 3461 if (user == null) { 3462 Log.d(TAG, "Null user found in getShortcutInfo"); 3463 return null; 3464 } 3465 3466 ComponentName componentName = intent.getComponent(); 3467 if (componentName == null) { 3468 Log.d(TAG, "Missing component found in getShortcutInfo: " + componentName); 3469 return null; 3470 } 3471 3472 Intent newIntent = new Intent(intent.getAction(), null); 3473 newIntent.addCategory(Intent.CATEGORY_LAUNCHER); 3474 newIntent.setComponent(componentName); 3475 LauncherActivityInfoCompat lai = mLauncherApps.resolveActivity(newIntent, user); 3476 if ((lai == null) && !allowMissingTarget) { 3477 Log.d(TAG, "Missing activity found in getShortcutInfo: " + componentName); 3478 return null; 3479 } 3480 3481 final ShortcutInfo info = new ShortcutInfo(); 3482 mIconCache.getTitleAndIcon(info, componentName, lai, user, false, useLowResIcon); 3483 if (mIconCache.isDefaultIcon(info.getIcon(mIconCache), user) && c != null) { 3484 Bitmap icon = Utilities.createIconBitmap(c, iconIndex, context); 3485 info.setIcon(icon == null ? mIconCache.getDefaultIcon(user) : icon); 3486 } 3487 3488 // from the db 3489 if (TextUtils.isEmpty(info.title) && c != null) { 3490 info.title = Utilities.trim(c.getString(titleIndex)); 3491 } 3492 3493 // fall back to the class name of the activity 3494 if (info.title == null) { 3495 info.title = componentName.getClassName(); 3496 } 3497 3498 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_APPLICATION; 3499 info.user = user; 3500 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3501 if (lai != null) { 3502 info.flags = AppInfo.initFlags(lai); 3503 } 3504 return info; 3505 } 3506 3507 static ArrayList<ItemInfo> filterItemInfos(Iterable<ItemInfo> infos, 3508 ItemInfoFilter f) { 3509 HashSet<ItemInfo> filtered = new HashSet<ItemInfo>(); 3510 for (ItemInfo i : infos) { 3511 if (i instanceof ShortcutInfo) { 3512 ShortcutInfo info = (ShortcutInfo) i; 3513 ComponentName cn = info.getTargetComponent(); 3514 if (cn != null && f.filterItem(null, info, cn)) { 3515 filtered.add(info); 3516 } 3517 } else if (i instanceof FolderInfo) { 3518 FolderInfo info = (FolderInfo) i; 3519 for (ShortcutInfo s : info.contents) { 3520 ComponentName cn = s.getTargetComponent(); 3521 if (cn != null && f.filterItem(info, s, cn)) { 3522 filtered.add(s); 3523 } 3524 } 3525 } else if (i instanceof LauncherAppWidgetInfo) { 3526 LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) i; 3527 ComponentName cn = info.providerName; 3528 if (cn != null && f.filterItem(null, info, cn)) { 3529 filtered.add(info); 3530 } 3531 } 3532 } 3533 return new ArrayList<ItemInfo>(filtered); 3534 } 3535 3536 @Thunk ArrayList<ItemInfo> getItemInfoForComponentName(final ComponentName cname, 3537 final UserHandleCompat user) { 3538 ItemInfoFilter filter = new ItemInfoFilter() { 3539 @Override 3540 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 3541 if (info.user == null) { 3542 return cn.equals(cname); 3543 } else { 3544 return cn.equals(cname) && info.user.equals(user); 3545 } 3546 } 3547 }; 3548 return filterItemInfos(sBgItemsIdMap, filter); 3549 } 3550 3551 /** 3552 * Make an ShortcutInfo object for a shortcut that isn't an application. 3553 */ 3554 @Thunk ShortcutInfo getShortcutInfo(Cursor c, Context context, 3555 int iconTypeIndex, int iconPackageIndex, int iconResourceIndex, int iconIndex, 3556 int titleIndex) { 3557 3558 Bitmap icon = null; 3559 final ShortcutInfo info = new ShortcutInfo(); 3560 // Non-app shortcuts are only supported for current user. 3561 info.user = UserHandleCompat.myUserHandle(); 3562 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT; 3563 3564 // TODO: If there's an explicit component and we can't install that, delete it. 3565 3566 info.title = Utilities.trim(c.getString(titleIndex)); 3567 3568 int iconType = c.getInt(iconTypeIndex); 3569 switch (iconType) { 3570 case LauncherSettings.Favorites.ICON_TYPE_RESOURCE: 3571 String packageName = c.getString(iconPackageIndex); 3572 String resourceName = c.getString(iconResourceIndex); 3573 info.customIcon = false; 3574 // the resource 3575 icon = Utilities.createIconBitmap(packageName, resourceName, mIconCache, context); 3576 // the db 3577 if (icon == null) { 3578 icon = Utilities.createIconBitmap(c, iconIndex, context); 3579 } 3580 // the fallback icon 3581 if (icon == null) { 3582 icon = mIconCache.getDefaultIcon(info.user); 3583 info.usingFallbackIcon = true; 3584 } 3585 break; 3586 case LauncherSettings.Favorites.ICON_TYPE_BITMAP: 3587 icon = Utilities.createIconBitmap(c, iconIndex, context); 3588 if (icon == null) { 3589 icon = mIconCache.getDefaultIcon(info.user); 3590 info.customIcon = false; 3591 info.usingFallbackIcon = true; 3592 } else { 3593 info.customIcon = true; 3594 } 3595 break; 3596 default: 3597 icon = mIconCache.getDefaultIcon(info.user); 3598 info.usingFallbackIcon = true; 3599 info.customIcon = false; 3600 break; 3601 } 3602 info.setIcon(icon); 3603 return info; 3604 } 3605 3606 ShortcutInfo infoFromShortcutIntent(Context context, Intent data) { 3607 Intent intent = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_INTENT); 3608 String name = data.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 3609 Parcelable bitmap = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON); 3610 3611 if (intent == null) { 3612 // If the intent is null, we can't construct a valid ShortcutInfo, so we return null 3613 Log.e(TAG, "Can't construct ShorcutInfo with null intent"); 3614 return null; 3615 } 3616 3617 Bitmap icon = null; 3618 boolean customIcon = false; 3619 ShortcutIconResource iconResource = null; 3620 3621 if (bitmap instanceof Bitmap) { 3622 icon = Utilities.createIconBitmap((Bitmap) bitmap, context); 3623 customIcon = true; 3624 } else { 3625 Parcelable extra = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE); 3626 if (extra instanceof ShortcutIconResource) { 3627 iconResource = (ShortcutIconResource) extra; 3628 icon = Utilities.createIconBitmap(iconResource.packageName, 3629 iconResource.resourceName, mIconCache, context); 3630 } 3631 } 3632 3633 final ShortcutInfo info = new ShortcutInfo(); 3634 3635 // Only support intents for current user for now. Intents sent from other 3636 // users wouldn't get here without intent forwarding anyway. 3637 info.user = UserHandleCompat.myUserHandle(); 3638 if (icon == null) { 3639 icon = mIconCache.getDefaultIcon(info.user); 3640 info.usingFallbackIcon = true; 3641 } 3642 info.setIcon(icon); 3643 3644 info.title = Utilities.trim(name); 3645 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3646 info.intent = intent; 3647 info.customIcon = customIcon; 3648 info.iconResource = iconResource; 3649 3650 return info; 3651 } 3652 3653 /** 3654 * Return an existing FolderInfo object if we have encountered this ID previously, 3655 * or make a new one. 3656 */ 3657 @Thunk static FolderInfo findOrMakeFolder(LongArrayMap<FolderInfo> folders, long id) { 3658 // See if a placeholder was created for us already 3659 FolderInfo folderInfo = folders.get(id); 3660 if (folderInfo == null) { 3661 // No placeholder -- create a new instance 3662 folderInfo = new FolderInfo(); 3663 folders.put(id, folderInfo); 3664 } 3665 return folderInfo; 3666 } 3667 3668 public static class WidgetAndShortcutNameComparator implements Comparator<Object> { 3669 private final AppWidgetManagerCompat mManager; 3670 private final PackageManager mPackageManager; 3671 private final HashMap<Object, String> mLabelCache; 3672 private final Collator mCollator; 3673 3674 public WidgetAndShortcutNameComparator(Context context) { 3675 mManager = AppWidgetManagerCompat.getInstance(context); 3676 mPackageManager = context.getPackageManager(); 3677 mLabelCache = new HashMap<Object, String>(); 3678 mCollator = Collator.getInstance(); 3679 } 3680 public final int compare(Object a, Object b) { 3681 String labelA, labelB; 3682 if (mLabelCache.containsKey(a)) { 3683 labelA = mLabelCache.get(a); 3684 } else { 3685 labelA = (a instanceof LauncherAppWidgetProviderInfo) 3686 ? Utilities.trim(mManager.loadLabel((LauncherAppWidgetProviderInfo) a)) 3687 : Utilities.trim(((ResolveInfo) a).loadLabel(mPackageManager)); 3688 mLabelCache.put(a, labelA); 3689 } 3690 if (mLabelCache.containsKey(b)) { 3691 labelB = mLabelCache.get(b); 3692 } else { 3693 labelB = (b instanceof LauncherAppWidgetProviderInfo) 3694 ? Utilities.trim(mManager.loadLabel((LauncherAppWidgetProviderInfo) b)) 3695 : Utilities.trim(((ResolveInfo) b).loadLabel(mPackageManager)); 3696 mLabelCache.put(b, labelB); 3697 } 3698 return mCollator.compare(labelA, labelB); 3699 } 3700 }; 3701 3702 static boolean isValidProvider(AppWidgetProviderInfo provider) { 3703 return (provider != null) && (provider.provider != null) 3704 && (provider.provider.getPackageName() != null); 3705 } 3706 3707 public void dumpState() { 3708 Log.d(TAG, "mCallbacks=" + mCallbacks); 3709 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.data", mBgAllAppsList.data); 3710 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.added", mBgAllAppsList.added); 3711 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.removed", mBgAllAppsList.removed); 3712 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.modified", mBgAllAppsList.modified); 3713 if (mLoaderTask != null) { 3714 mLoaderTask.dumpState(); 3715 } else { 3716 Log.d(TAG, "mLoaderTask=null"); 3717 } 3718 } 3719 3720 public Callbacks getCallback() { 3721 return mCallbacks != null ? mCallbacks.get() : null; 3722 } 3723 3724 /** 3725 * @return {@link FolderInfo} if its already loaded. 3726 */ 3727 public FolderInfo findFolderById(Long folderId) { 3728 synchronized (sBgLock) { 3729 return sBgFolders.get(folderId); 3730 } 3731 } 3732 3733 /** 3734 * @return the looper for the worker thread which can be used to start background tasks. 3735 */ 3736 public static Looper getWorkerLooper() { 3737 return sWorkerThread.getLooper(); 3738 } 3739} 3740