LauncherModel.java revision 9b75b5f8dce13b8c55080ae9564330b8ea6ee181
1/* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.launcher3; 18 19import android.app.SearchManager; 20import android.appwidget.AppWidgetManager; 21import android.appwidget.AppWidgetProviderInfo; 22import android.content.BroadcastReceiver; 23import android.content.ComponentName; 24import android.content.ContentProviderOperation; 25import android.content.ContentResolver; 26import android.content.ContentValues; 27import android.content.Context; 28import android.content.Intent; 29import android.content.Intent.ShortcutIconResource; 30import android.content.IntentFilter; 31import android.content.pm.PackageManager; 32import android.content.pm.ProviderInfo; 33import android.content.pm.ResolveInfo; 34import android.database.Cursor; 35import android.graphics.Bitmap; 36import android.net.Uri; 37import android.os.DeadObjectException; 38import android.os.Environment; 39import android.os.Handler; 40import android.os.HandlerThread; 41import android.os.Looper; 42import android.os.Parcelable; 43import android.os.Process; 44import android.os.SystemClock; 45import android.os.TransactionTooLargeException; 46import android.provider.BaseColumns; 47import android.text.TextUtils; 48import android.util.Log; 49import android.util.LongSparseArray; 50import android.util.Pair; 51 52import com.android.launcher3.compat.AppWidgetManagerCompat; 53import com.android.launcher3.compat.LauncherActivityInfoCompat; 54import com.android.launcher3.compat.LauncherAppsCompat; 55import com.android.launcher3.compat.PackageInstallerCompat; 56import com.android.launcher3.compat.PackageInstallerCompat.PackageInstallInfo; 57import com.android.launcher3.compat.UserHandleCompat; 58import com.android.launcher3.compat.UserManagerCompat; 59import com.android.launcher3.model.MigrateFromRestoreTask; 60import com.android.launcher3.model.WidgetsModel; 61import com.android.launcher3.util.ComponentKey; 62import com.android.launcher3.util.CursorIconInfo; 63import com.android.launcher3.util.LongArrayMap; 64import com.android.launcher3.util.ManagedProfileHeuristic; 65import com.android.launcher3.util.Thunk; 66 67import java.lang.ref.WeakReference; 68import java.net.URISyntaxException; 69import java.security.InvalidParameterException; 70import java.util.ArrayList; 71import java.util.Arrays; 72import java.util.Collection; 73import java.util.Collections; 74import java.util.Comparator; 75import java.util.HashMap; 76import java.util.HashSet; 77import java.util.Iterator; 78import java.util.List; 79import java.util.Map.Entry; 80import java.util.Set; 81 82/** 83 * Maintains in-memory state of the Launcher. It is expected that there should be only one 84 * LauncherModel object held in a static. Also provide APIs for updating the database state 85 * for the Launcher. 86 */ 87public class LauncherModel extends BroadcastReceiver 88 implements LauncherAppsCompat.OnAppsChangedCallbackCompat { 89 static final boolean DEBUG_LOADERS = false; 90 private static final boolean DEBUG_RECEIVER = false; 91 private static final boolean REMOVE_UNRESTORED_ICONS = true; 92 93 static final String TAG = "Launcher.Model"; 94 95 public static final int LOADER_FLAG_NONE = 0; 96 public static final int LOADER_FLAG_CLEAR_WORKSPACE = 1 << 0; 97 public static final int LOADER_FLAG_MIGRATE_SHORTCUTS = 1 << 1; 98 99 private static final int ITEMS_CHUNK = 6; // batch size for the workspace icons 100 private static final long INVALID_SCREEN_ID = -1L; 101 102 @Thunk final boolean mAppsCanBeOnRemoveableStorage; 103 private final boolean mOldContentProviderExists; 104 105 @Thunk final LauncherAppState mApp; 106 @Thunk final Object mLock = new Object(); 107 @Thunk DeferredHandler mHandler = new DeferredHandler(); 108 @Thunk LoaderTask mLoaderTask; 109 @Thunk boolean mIsLoaderTaskRunning; 110 @Thunk boolean mHasLoaderCompletedOnce; 111 112 private static final String MIGRATE_AUTHORITY = "com.android.launcher2.settings"; 113 114 @Thunk static final HandlerThread sWorkerThread = new HandlerThread("launcher-loader"); 115 static { 116 sWorkerThread.start(); 117 } 118 @Thunk static final Handler sWorker = new Handler(sWorkerThread.getLooper()); 119 120 // We start off with everything not loaded. After that, we assume that 121 // our monitoring of the package manager provides all updates and we never 122 // need to do a requery. These are only ever touched from the loader thread. 123 @Thunk boolean mWorkspaceLoaded; 124 @Thunk boolean mAllAppsLoaded; 125 126 // When we are loading pages synchronously, we can't just post the binding of items on the side 127 // pages as this delays the rotation process. Instead, we wait for a callback from the first 128 // draw (in Workspace) to initiate the binding of the remaining side pages. Any time we start 129 // a normal load, we also clear this set of Runnables. 130 static final ArrayList<Runnable> mDeferredBindRunnables = new ArrayList<Runnable>(); 131 132 /** 133 * Set of runnables to be called on the background thread after the workspace binding 134 * is complete. 135 */ 136 static final ArrayList<Runnable> mBindCompleteRunnables = new ArrayList<Runnable>(); 137 138 @Thunk WeakReference<Callbacks> mCallbacks; 139 140 // < only access in worker thread > 141 AllAppsList mBgAllAppsList; 142 // Entire list of widgets. 143 WidgetsModel mBgWidgetsModel; 144 145 // The lock that must be acquired before referencing any static bg data structures. Unlike 146 // other locks, this one can generally be held long-term because we never expect any of these 147 // static data structures to be referenced outside of the worker thread except on the first 148 // load after configuration change. 149 static final Object sBgLock = new Object(); 150 151 // sBgItemsIdMap maps *all* the ItemInfos (shortcuts, folders, and widgets) created by 152 // LauncherModel to their ids 153 static final LongArrayMap<ItemInfo> sBgItemsIdMap = new LongArrayMap<>(); 154 155 // sBgWorkspaceItems is passed to bindItems, which expects a list of all folders and shortcuts 156 // created by LauncherModel that are directly on the home screen (however, no widgets or 157 // shortcuts within folders). 158 static final ArrayList<ItemInfo> sBgWorkspaceItems = new ArrayList<ItemInfo>(); 159 160 // sBgAppWidgets is all LauncherAppWidgetInfo created by LauncherModel. Passed to bindAppWidget() 161 static final ArrayList<LauncherAppWidgetInfo> sBgAppWidgets = 162 new ArrayList<LauncherAppWidgetInfo>(); 163 164 // sBgFolders is all FolderInfos created by LauncherModel. Passed to bindFolders() 165 static final LongArrayMap<FolderInfo> sBgFolders = new LongArrayMap<>(); 166 167 // sBgWorkspaceScreens is the ordered set of workspace screens. 168 static final ArrayList<Long> sBgWorkspaceScreens = new ArrayList<Long>(); 169 170 // sBgWidgetProviders is the set of widget providers including custom internal widgets 171 public static HashMap<ComponentKey, LauncherAppWidgetProviderInfo> sBgWidgetProviders; 172 173 // sBgShortcutProviders is the set of custom shortcut providers 174 public static List<ResolveInfo> sBgShortcutProviders; 175 176 // sPendingPackages is a set of packages which could be on sdcard and are not available yet 177 static final HashMap<UserHandleCompat, HashSet<String>> sPendingPackages = 178 new HashMap<UserHandleCompat, HashSet<String>>(); 179 180 // </ only access in worker thread > 181 182 @Thunk IconCache mIconCache; 183 184 @Thunk final LauncherAppsCompat mLauncherApps; 185 @Thunk final UserManagerCompat mUserManager; 186 187 public interface Callbacks { 188 public boolean setLoadOnResume(); 189 public int getCurrentWorkspaceScreen(); 190 public void startBinding(); 191 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end, 192 boolean forceAnimateIcons); 193 public void bindScreens(ArrayList<Long> orderedScreenIds); 194 public void bindAddScreens(ArrayList<Long> orderedScreenIds); 195 public void bindFolders(LongArrayMap<FolderInfo> folders); 196 public void finishBindingItems(); 197 public void bindAppWidget(LauncherAppWidgetInfo info); 198 public void bindAllApplications(ArrayList<AppInfo> apps); 199 public void bindAppsAdded(ArrayList<Long> newScreens, 200 ArrayList<ItemInfo> addNotAnimated, 201 ArrayList<ItemInfo> addAnimated, 202 ArrayList<AppInfo> addedApps); 203 public void bindAppsUpdated(ArrayList<AppInfo> apps); 204 public void bindShortcutsChanged(ArrayList<ShortcutInfo> updated, 205 ArrayList<ShortcutInfo> removed, UserHandleCompat user); 206 public void bindWidgetsRestored(ArrayList<LauncherAppWidgetInfo> widgets); 207 public void bindRestoreItemsChange(HashSet<ItemInfo> updates); 208 public void bindComponentsRemoved(ArrayList<String> packageNames, 209 ArrayList<AppInfo> appInfos, UserHandleCompat user, int reason); 210 public void bindAllPackages(WidgetsModel model); 211 public void bindSearchProviderChanged(); 212 public boolean isAllAppsButtonRank(int rank); 213 public void onPageBoundSynchronously(int page); 214 public void dumpLogsToLocalData(); 215 } 216 217 public interface ItemInfoFilter { 218 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn); 219 } 220 221 LauncherModel(LauncherAppState app, IconCache iconCache, AppFilter appFilter) { 222 Context context = app.getContext(); 223 224 mAppsCanBeOnRemoveableStorage = Environment.isExternalStorageRemovable(); 225 String oldProvider = context.getString(R.string.old_launcher_provider_uri); 226 // This may be the same as MIGRATE_AUTHORITY, or it may be replaced by a different 227 // resource string. 228 String redirectAuthority = Uri.parse(oldProvider).getAuthority(); 229 ProviderInfo providerInfo = 230 context.getPackageManager().resolveContentProvider(MIGRATE_AUTHORITY, 0); 231 ProviderInfo redirectProvider = 232 context.getPackageManager().resolveContentProvider(redirectAuthority, 0); 233 234 Log.d(TAG, "Old launcher provider: " + oldProvider); 235 mOldContentProviderExists = (providerInfo != null) && (redirectProvider != null); 236 237 if (mOldContentProviderExists) { 238 Log.d(TAG, "Old launcher provider exists."); 239 } else { 240 Log.d(TAG, "Old launcher provider does not exist."); 241 } 242 243 mApp = app; 244 mBgAllAppsList = new AllAppsList(iconCache, appFilter); 245 mBgWidgetsModel = new WidgetsModel(context, iconCache, appFilter); 246 mIconCache = iconCache; 247 248 mLauncherApps = LauncherAppsCompat.getInstance(context); 249 mUserManager = UserManagerCompat.getInstance(context); 250 } 251 252 /** Runs the specified runnable immediately if called from the main thread, otherwise it is 253 * posted on the main thread handler. */ 254 @Thunk void runOnMainThread(Runnable r) { 255 if (sWorkerThread.getThreadId() == Process.myTid()) { 256 // If we are on the worker thread, post onto the main handler 257 mHandler.post(r); 258 } else { 259 r.run(); 260 } 261 } 262 263 /** Runs the specified runnable immediately if called from the worker thread, otherwise it is 264 * posted on the worker thread handler. */ 265 @Thunk static void runOnWorkerThread(Runnable r) { 266 if (sWorkerThread.getThreadId() == Process.myTid()) { 267 r.run(); 268 } else { 269 // If we are not on the worker thread, then post to the worker handler 270 sWorker.post(r); 271 } 272 } 273 274 boolean canMigrateFromOldLauncherDb(Launcher launcher) { 275 return mOldContentProviderExists && !launcher.isLauncherPreinstalled() ; 276 } 277 278 public void setPackageState(final PackageInstallInfo installInfo) { 279 Runnable updateRunnable = new Runnable() { 280 281 @Override 282 public void run() { 283 synchronized (sBgLock) { 284 final HashSet<ItemInfo> updates = new HashSet<>(); 285 286 if (installInfo.state == PackageInstallerCompat.STATUS_INSTALLED) { 287 // Ignore install success events as they are handled by Package add events. 288 return; 289 } 290 291 for (ItemInfo info : sBgItemsIdMap) { 292 if (info instanceof ShortcutInfo) { 293 ShortcutInfo si = (ShortcutInfo) info; 294 ComponentName cn = si.getTargetComponent(); 295 if (si.isPromise() && (cn != null) 296 && installInfo.packageName.equals(cn.getPackageName())) { 297 si.setInstallProgress(installInfo.progress); 298 299 if (installInfo.state == PackageInstallerCompat.STATUS_FAILED) { 300 // Mark this info as broken. 301 si.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 302 } 303 updates.add(si); 304 } 305 } 306 } 307 308 for (LauncherAppWidgetInfo widget : sBgAppWidgets) { 309 if (widget.providerName.getPackageName().equals(installInfo.packageName)) { 310 widget.installProgress = installInfo.progress; 311 updates.add(widget); 312 } 313 } 314 315 if (!updates.isEmpty()) { 316 // Push changes to the callback. 317 Runnable r = new Runnable() { 318 public void run() { 319 Callbacks callbacks = getCallback(); 320 if (callbacks != null) { 321 callbacks.bindRestoreItemsChange(updates); 322 } 323 } 324 }; 325 mHandler.post(r); 326 } 327 } 328 } 329 }; 330 runOnWorkerThread(updateRunnable); 331 } 332 333 /** 334 * Updates the icons and label of all pending icons for the provided package name. 335 */ 336 public void updateSessionDisplayInfo(final String packageName) { 337 Runnable updateRunnable = new Runnable() { 338 339 @Override 340 public void run() { 341 synchronized (sBgLock) { 342 final ArrayList<ShortcutInfo> updates = new ArrayList<>(); 343 final UserHandleCompat user = UserHandleCompat.myUserHandle(); 344 345 for (ItemInfo info : sBgItemsIdMap) { 346 if (info instanceof ShortcutInfo) { 347 ShortcutInfo si = (ShortcutInfo) info; 348 ComponentName cn = si.getTargetComponent(); 349 if (si.isPromise() && (cn != null) 350 && packageName.equals(cn.getPackageName())) { 351 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 352 // For auto install apps update the icon as well as label. 353 mIconCache.getTitleAndIcon(si, 354 si.promisedIntent, user, 355 si.shouldUseLowResIcon()); 356 } else { 357 // Only update the icon for restored apps. 358 si.updateIcon(mIconCache); 359 } 360 updates.add(si); 361 } 362 } 363 } 364 365 if (!updates.isEmpty()) { 366 // Push changes to the callback. 367 Runnable r = new Runnable() { 368 public void run() { 369 Callbacks callbacks = getCallback(); 370 if (callbacks != null) { 371 callbacks.bindShortcutsChanged(updates, 372 new ArrayList<ShortcutInfo>(), user); 373 } 374 } 375 }; 376 mHandler.post(r); 377 } 378 } 379 } 380 }; 381 runOnWorkerThread(updateRunnable); 382 } 383 384 public void addAppsToAllApps(final Context ctx, final ArrayList<AppInfo> allAppsApps) { 385 final Callbacks callbacks = getCallback(); 386 387 if (allAppsApps == null) { 388 throw new RuntimeException("allAppsApps must not be null"); 389 } 390 if (allAppsApps.isEmpty()) { 391 return; 392 } 393 394 // Process the newly added applications and add them to the database first 395 Runnable r = new Runnable() { 396 public void run() { 397 runOnMainThread(new Runnable() { 398 public void run() { 399 Callbacks cb = getCallback(); 400 if (callbacks == cb && cb != null) { 401 callbacks.bindAppsAdded(null, null, null, allAppsApps); 402 } 403 } 404 }); 405 } 406 }; 407 runOnWorkerThread(r); 408 } 409 410 private static boolean findNextAvailableIconSpaceInScreen(ArrayList<ItemInfo> occupiedPos, 411 int[] xy, int spanX, int spanY) { 412 LauncherAppState app = LauncherAppState.getInstance(); 413 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 414 final int xCount = (int) profile.numColumns; 415 final int yCount = (int) profile.numRows; 416 boolean[][] occupied = new boolean[xCount][yCount]; 417 if (occupiedPos != null) { 418 for (ItemInfo r : occupiedPos) { 419 int right = r.cellX + r.spanX; 420 int bottom = r.cellY + r.spanY; 421 for (int x = r.cellX; 0 <= x && x < right && x < xCount; x++) { 422 for (int y = r.cellY; 0 <= y && y < bottom && y < yCount; y++) { 423 occupied[x][y] = true; 424 } 425 } 426 } 427 } 428 return Utilities.findVacantCell(xy, spanX, spanY, xCount, yCount, occupied); 429 } 430 431 /** 432 * Find a position on the screen for the given size or adds a new screen. 433 * @return screenId and the coordinates for the item. 434 */ 435 @Thunk Pair<Long, int[]> findSpaceForItem( 436 Context context, 437 ArrayList<Long> workspaceScreens, 438 ArrayList<Long> addedWorkspaceScreensFinal, 439 int spanX, int spanY) { 440 LongSparseArray<ArrayList<ItemInfo>> screenItems = new LongSparseArray<>(); 441 442 // Use sBgItemsIdMap as all the items are already loaded. 443 assertWorkspaceLoaded(); 444 synchronized (sBgLock) { 445 for (ItemInfo info : sBgItemsIdMap) { 446 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 447 ArrayList<ItemInfo> items = screenItems.get(info.screenId); 448 if (items == null) { 449 items = new ArrayList<>(); 450 screenItems.put(info.screenId, items); 451 } 452 items.add(info); 453 } 454 } 455 } 456 457 // Find appropriate space for the item. 458 long screenId = 0; 459 int[] cordinates = new int[2]; 460 boolean found = false; 461 462 int screenCount = workspaceScreens.size(); 463 // First check the preferred screen. 464 int preferredScreenIndex = workspaceScreens.isEmpty() ? 0 : 1; 465 if (preferredScreenIndex < screenCount) { 466 screenId = workspaceScreens.get(preferredScreenIndex); 467 found = findNextAvailableIconSpaceInScreen( 468 screenItems.get(screenId), cordinates, spanX, spanY); 469 } 470 471 if (!found) { 472 // Search on any of the screens starting from the first screen. 473 for (int screen = 1; screen < screenCount; screen++) { 474 screenId = workspaceScreens.get(screen); 475 if (findNextAvailableIconSpaceInScreen( 476 screenItems.get(screenId), cordinates, spanX, spanY)) { 477 // We found a space for it 478 found = true; 479 break; 480 } 481 } 482 } 483 484 if (!found) { 485 // Still no position found. Add a new screen to the end. 486 screenId = LauncherAppState.getLauncherProvider().generateNewScreenId(); 487 488 // Save the screen id for binding in the workspace 489 workspaceScreens.add(screenId); 490 addedWorkspaceScreensFinal.add(screenId); 491 492 // If we still can't find an empty space, then God help us all!!! 493 if (!findNextAvailableIconSpaceInScreen( 494 screenItems.get(screenId), cordinates, spanX, spanY)) { 495 throw new RuntimeException("Can't find space to add the item"); 496 } 497 } 498 return Pair.create(screenId, cordinates); 499 } 500 501 /** 502 * Adds the provided items to the workspace. 503 */ 504 public void addAndBindAddedWorkspaceItems(final Context context, 505 final ArrayList<? extends ItemInfo> workspaceApps) { 506 final Callbacks callbacks = getCallback(); 507 if (workspaceApps.isEmpty()) { 508 return; 509 } 510 // Process the newly added applications and add them to the database first 511 Runnable r = new Runnable() { 512 public void run() { 513 final ArrayList<ItemInfo> addedShortcutsFinal = new ArrayList<ItemInfo>(); 514 final ArrayList<Long> addedWorkspaceScreensFinal = new ArrayList<Long>(); 515 516 // Get the list of workspace screens. We need to append to this list and 517 // can not use sBgWorkspaceScreens because loadWorkspace() may not have been 518 // called. 519 ArrayList<Long> workspaceScreens = loadWorkspaceScreensDb(context); 520 synchronized(sBgLock) { 521 for (ItemInfo item : workspaceApps) { 522 if (item instanceof ShortcutInfo) { 523 // Short-circuit this logic if the icon exists somewhere on the workspace 524 if (shortcutExists(context, item.getIntent(), item.user)) { 525 continue; 526 } 527 } 528 529 // Find appropriate space for the item. 530 Pair<Long, int[]> coords = findSpaceForItem(context, 531 workspaceScreens, addedWorkspaceScreensFinal, 532 1, 1); 533 long screenId = coords.first; 534 int[] cordinates = coords.second; 535 536 ItemInfo itemInfo; 537 if (item instanceof ShortcutInfo || item instanceof FolderInfo) { 538 itemInfo = item; 539 } else if (item instanceof AppInfo) { 540 itemInfo = ((AppInfo) item).makeShortcut(); 541 } else { 542 throw new RuntimeException("Unexpected info type"); 543 } 544 545 // Add the shortcut to the db 546 addItemToDatabase(context, itemInfo, 547 LauncherSettings.Favorites.CONTAINER_DESKTOP, 548 screenId, cordinates[0], cordinates[1]); 549 // Save the ShortcutInfo for binding in the workspace 550 addedShortcutsFinal.add(itemInfo); 551 } 552 } 553 554 // Update the workspace screens 555 updateWorkspaceScreenOrder(context, workspaceScreens); 556 557 if (!addedShortcutsFinal.isEmpty()) { 558 runOnMainThread(new Runnable() { 559 public void run() { 560 Callbacks cb = getCallback(); 561 if (callbacks == cb && cb != null) { 562 final ArrayList<ItemInfo> addAnimated = new ArrayList<ItemInfo>(); 563 final ArrayList<ItemInfo> addNotAnimated = new ArrayList<ItemInfo>(); 564 if (!addedShortcutsFinal.isEmpty()) { 565 ItemInfo info = addedShortcutsFinal.get(addedShortcutsFinal.size() - 1); 566 long lastScreenId = info.screenId; 567 for (ItemInfo i : addedShortcutsFinal) { 568 if (i.screenId == lastScreenId) { 569 addAnimated.add(i); 570 } else { 571 addNotAnimated.add(i); 572 } 573 } 574 } 575 callbacks.bindAppsAdded(addedWorkspaceScreensFinal, 576 addNotAnimated, addAnimated, null); 577 } 578 } 579 }); 580 } 581 } 582 }; 583 runOnWorkerThread(r); 584 } 585 586 private void unbindItemInfosAndClearQueuedBindRunnables() { 587 if (sWorkerThread.getThreadId() == Process.myTid()) { 588 throw new RuntimeException("Expected unbindLauncherItemInfos() to be called from the " + 589 "main thread"); 590 } 591 592 // Clear any deferred bind runnables 593 synchronized (mDeferredBindRunnables) { 594 mDeferredBindRunnables.clear(); 595 } 596 597 // Remove any queued UI runnables 598 mHandler.cancelAll(); 599 // Unbind all the workspace items 600 unbindWorkspaceItemsOnMainThread(); 601 } 602 603 /** Unbinds all the sBgWorkspaceItems and sBgAppWidgets on the main thread */ 604 void unbindWorkspaceItemsOnMainThread() { 605 // Ensure that we don't use the same workspace items data structure on the main thread 606 // by making a copy of workspace items first. 607 final ArrayList<ItemInfo> tmpItems = new ArrayList<ItemInfo>(); 608 synchronized (sBgLock) { 609 tmpItems.addAll(sBgWorkspaceItems); 610 tmpItems.addAll(sBgAppWidgets); 611 } 612 Runnable r = new Runnable() { 613 @Override 614 public void run() { 615 for (ItemInfo item : tmpItems) { 616 item.unbind(); 617 } 618 } 619 }; 620 runOnMainThread(r); 621 } 622 623 /** 624 * Adds an item to the DB if it was not created previously, or move it to a new 625 * <container, screen, cellX, cellY> 626 */ 627 static void addOrMoveItemInDatabase(Context context, ItemInfo item, long container, 628 long screenId, int cellX, int cellY) { 629 if (item.container == ItemInfo.NO_ID) { 630 // From all apps 631 addItemToDatabase(context, item, container, screenId, cellX, cellY); 632 } else { 633 // From somewhere else 634 moveItemInDatabase(context, item, container, screenId, cellX, cellY); 635 } 636 } 637 638 static void checkItemInfoLocked( 639 final long itemId, final ItemInfo item, StackTraceElement[] stackTrace) { 640 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 641 if (modelItem != null && item != modelItem) { 642 // check all the data is consistent 643 if (modelItem instanceof ShortcutInfo && item instanceof ShortcutInfo) { 644 ShortcutInfo modelShortcut = (ShortcutInfo) modelItem; 645 ShortcutInfo shortcut = (ShortcutInfo) item; 646 if (modelShortcut.title.toString().equals(shortcut.title.toString()) && 647 modelShortcut.intent.filterEquals(shortcut.intent) && 648 modelShortcut.id == shortcut.id && 649 modelShortcut.itemType == shortcut.itemType && 650 modelShortcut.container == shortcut.container && 651 modelShortcut.screenId == shortcut.screenId && 652 modelShortcut.cellX == shortcut.cellX && 653 modelShortcut.cellY == shortcut.cellY && 654 modelShortcut.spanX == shortcut.spanX && 655 modelShortcut.spanY == shortcut.spanY && 656 ((modelShortcut.dropPos == null && shortcut.dropPos == null) || 657 (modelShortcut.dropPos != null && 658 shortcut.dropPos != null && 659 modelShortcut.dropPos[0] == shortcut.dropPos[0] && 660 modelShortcut.dropPos[1] == shortcut.dropPos[1]))) { 661 // For all intents and purposes, this is the same object 662 return; 663 } 664 } 665 666 // the modelItem needs to match up perfectly with item if our model is 667 // to be consistent with the database-- for now, just require 668 // modelItem == item or the equality check above 669 String msg = "item: " + ((item != null) ? item.toString() : "null") + 670 "modelItem: " + 671 ((modelItem != null) ? modelItem.toString() : "null") + 672 "Error: ItemInfo passed to checkItemInfo doesn't match original"; 673 RuntimeException e = new RuntimeException(msg); 674 if (stackTrace != null) { 675 e.setStackTrace(stackTrace); 676 } 677 throw e; 678 } 679 } 680 681 static void checkItemInfo(final ItemInfo item) { 682 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 683 final long itemId = item.id; 684 Runnable r = new Runnable() { 685 public void run() { 686 synchronized (sBgLock) { 687 checkItemInfoLocked(itemId, item, stackTrace); 688 } 689 } 690 }; 691 runOnWorkerThread(r); 692 } 693 694 static void updateItemInDatabaseHelper(Context context, final ContentValues values, 695 final ItemInfo item, final String callingFunction) { 696 final long itemId = item.id; 697 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId); 698 final ContentResolver cr = context.getContentResolver(); 699 700 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 701 Runnable r = new Runnable() { 702 public void run() { 703 cr.update(uri, values, null, null); 704 updateItemArrays(item, itemId, stackTrace); 705 } 706 }; 707 runOnWorkerThread(r); 708 } 709 710 static void updateItemsInDatabaseHelper(Context context, final ArrayList<ContentValues> valuesList, 711 final ArrayList<ItemInfo> items, final String callingFunction) { 712 final ContentResolver cr = context.getContentResolver(); 713 714 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 715 Runnable r = new Runnable() { 716 public void run() { 717 ArrayList<ContentProviderOperation> ops = 718 new ArrayList<ContentProviderOperation>(); 719 int count = items.size(); 720 for (int i = 0; i < count; i++) { 721 ItemInfo item = items.get(i); 722 final long itemId = item.id; 723 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId); 724 ContentValues values = valuesList.get(i); 725 726 ops.add(ContentProviderOperation.newUpdate(uri).withValues(values).build()); 727 updateItemArrays(item, itemId, stackTrace); 728 729 } 730 try { 731 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 732 } catch (Exception e) { 733 e.printStackTrace(); 734 } 735 } 736 }; 737 runOnWorkerThread(r); 738 } 739 740 static void updateItemArrays(ItemInfo item, long itemId, StackTraceElement[] stackTrace) { 741 // Lock on mBgLock *after* the db operation 742 synchronized (sBgLock) { 743 checkItemInfoLocked(itemId, item, stackTrace); 744 745 if (item.container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 746 item.container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 747 // Item is in a folder, make sure this folder exists 748 if (!sBgFolders.containsKey(item.container)) { 749 // An items container is being set to a that of an item which is not in 750 // the list of Folders. 751 String msg = "item: " + item + " container being set to: " + 752 item.container + ", not in the list of folders"; 753 Log.e(TAG, msg); 754 } 755 } 756 757 // Items are added/removed from the corresponding FolderInfo elsewhere, such 758 // as in Workspace.onDrop. Here, we just add/remove them from the list of items 759 // that are on the desktop, as appropriate 760 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 761 if (modelItem != null && 762 (modelItem.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 763 modelItem.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT)) { 764 switch (modelItem.itemType) { 765 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 766 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 767 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 768 if (!sBgWorkspaceItems.contains(modelItem)) { 769 sBgWorkspaceItems.add(modelItem); 770 } 771 break; 772 default: 773 break; 774 } 775 } else { 776 sBgWorkspaceItems.remove(modelItem); 777 } 778 } 779 } 780 781 /** 782 * Move an item in the DB to a new <container, screen, cellX, cellY> 783 */ 784 public static void moveItemInDatabase(Context context, final ItemInfo item, final long container, 785 final long screenId, final int cellX, final int cellY) { 786 item.container = container; 787 item.cellX = cellX; 788 item.cellY = cellY; 789 790 // We store hotseat items in canonical form which is this orientation invariant position 791 // in the hotseat 792 if (context instanceof Launcher && screenId < 0 && 793 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 794 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 795 } else { 796 item.screenId = screenId; 797 } 798 799 final ContentValues values = new ContentValues(); 800 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 801 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 802 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 803 values.put(LauncherSettings.Favorites.RANK, item.rank); 804 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 805 806 updateItemInDatabaseHelper(context, values, item, "moveItemInDatabase"); 807 } 808 809 /** 810 * Move items in the DB to a new <container, screen, cellX, cellY>. We assume that the 811 * cellX, cellY have already been updated on the ItemInfos. 812 */ 813 static void moveItemsInDatabase(Context context, final ArrayList<ItemInfo> items, 814 final long container, final int screen) { 815 816 ArrayList<ContentValues> contentValues = new ArrayList<ContentValues>(); 817 int count = items.size(); 818 819 for (int i = 0; i < count; i++) { 820 ItemInfo item = items.get(i); 821 item.container = container; 822 823 // We store hotseat items in canonical form which is this orientation invariant position 824 // in the hotseat 825 if (context instanceof Launcher && screen < 0 && 826 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 827 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(item.cellX, 828 item.cellY); 829 } else { 830 item.screenId = screen; 831 } 832 833 final ContentValues values = new ContentValues(); 834 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 835 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 836 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 837 values.put(LauncherSettings.Favorites.RANK, item.rank); 838 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 839 840 contentValues.add(values); 841 } 842 updateItemsInDatabaseHelper(context, contentValues, items, "moveItemInDatabase"); 843 } 844 845 /** 846 * Move and/or resize item in the DB to a new <container, screen, cellX, cellY, spanX, spanY> 847 */ 848 static void modifyItemInDatabase(Context context, final ItemInfo item, final long container, 849 final long screenId, final int cellX, final int cellY, final int spanX, final int spanY) { 850 item.container = container; 851 item.cellX = cellX; 852 item.cellY = cellY; 853 item.spanX = spanX; 854 item.spanY = spanY; 855 856 // We store hotseat items in canonical form which is this orientation invariant position 857 // in the hotseat 858 if (context instanceof Launcher && screenId < 0 && 859 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 860 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 861 } else { 862 item.screenId = screenId; 863 } 864 865 final ContentValues values = new ContentValues(); 866 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 867 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 868 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 869 values.put(LauncherSettings.Favorites.RANK, item.rank); 870 values.put(LauncherSettings.Favorites.SPANX, item.spanX); 871 values.put(LauncherSettings.Favorites.SPANY, item.spanY); 872 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 873 874 updateItemInDatabaseHelper(context, values, item, "modifyItemInDatabase"); 875 } 876 877 /** 878 * Update an item to the database in a specified container. 879 */ 880 public static void updateItemInDatabase(Context context, final ItemInfo item) { 881 final ContentValues values = new ContentValues(); 882 item.onAddToDatabase(context, values); 883 updateItemInDatabaseHelper(context, values, item, "updateItemInDatabase"); 884 } 885 886 private void assertWorkspaceLoaded() { 887 if (LauncherAppState.isDogfoodBuild()) { 888 synchronized (mLock) { 889 if (!mHasLoaderCompletedOnce || 890 (mLoaderTask != null && mLoaderTask.mIsLoadingAndBindingWorkspace)) { 891 throw new RuntimeException("Trying to add shortcut while loader is running"); 892 } 893 } 894 } 895 } 896 897 /** 898 * Returns true if the shortcuts already exists on the workspace. This must be called after 899 * the workspace has been loaded. We identify a shortcut by its intent. 900 */ 901 @Thunk boolean shortcutExists(Context context, Intent intent, UserHandleCompat user) { 902 assertWorkspaceLoaded(); 903 final String intentWithPkg, intentWithoutPkg; 904 if (intent.getComponent() != null) { 905 // If component is not null, an intent with null package will produce 906 // the same result and should also be a match. 907 String packageName = intent.getComponent().getPackageName(); 908 if (intent.getPackage() != null) { 909 intentWithPkg = intent.toUri(0); 910 intentWithoutPkg = new Intent(intent).setPackage(null).toUri(0); 911 } else { 912 intentWithPkg = new Intent(intent).setPackage(packageName).toUri(0); 913 intentWithoutPkg = intent.toUri(0); 914 } 915 } else { 916 intentWithPkg = intent.toUri(0); 917 intentWithoutPkg = intent.toUri(0); 918 } 919 920 synchronized (sBgLock) { 921 for (ItemInfo item : sBgItemsIdMap) { 922 if (item instanceof ShortcutInfo) { 923 ShortcutInfo info = (ShortcutInfo) item; 924 Intent targetIntent = info.promisedIntent == null 925 ? info.intent : info.promisedIntent; 926 if (targetIntent != null && info.user.equals(user)) { 927 String s = targetIntent.toUri(0); 928 if (intentWithPkg.equals(s) || intentWithoutPkg.equals(s)) { 929 return true; 930 } 931 } 932 } 933 } 934 } 935 return false; 936 } 937 938 /** 939 * Find a folder in the db, creating the FolderInfo if necessary, and adding it to folderList. 940 */ 941 FolderInfo getFolderById(Context context, LongArrayMap<FolderInfo> folderList, long id) { 942 final ContentResolver cr = context.getContentResolver(); 943 Cursor c = cr.query(LauncherSettings.Favorites.CONTENT_URI, null, 944 "_id=? and (itemType=? or itemType=?)", 945 new String[] { String.valueOf(id), 946 String.valueOf(LauncherSettings.Favorites.ITEM_TYPE_FOLDER)}, null); 947 948 try { 949 if (c.moveToFirst()) { 950 final int itemTypeIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ITEM_TYPE); 951 final int titleIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.TITLE); 952 final int containerIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CONTAINER); 953 final int screenIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SCREEN); 954 final int cellXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLX); 955 final int cellYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLY); 956 final int optionsIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.OPTIONS); 957 958 FolderInfo folderInfo = null; 959 switch (c.getInt(itemTypeIndex)) { 960 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 961 folderInfo = findOrMakeFolder(folderList, id); 962 break; 963 } 964 965 // Do not trim the folder label, as is was set by the user. 966 folderInfo.title = c.getString(titleIndex); 967 folderInfo.id = id; 968 folderInfo.container = c.getInt(containerIndex); 969 folderInfo.screenId = c.getInt(screenIndex); 970 folderInfo.cellX = c.getInt(cellXIndex); 971 folderInfo.cellY = c.getInt(cellYIndex); 972 folderInfo.options = c.getInt(optionsIndex); 973 974 return folderInfo; 975 } 976 } finally { 977 c.close(); 978 } 979 980 return null; 981 } 982 983 /** 984 * Add an item to the database in a specified container. Sets the container, screen, cellX and 985 * cellY fields of the item. Also assigns an ID to the item. 986 */ 987 public static void addItemToDatabase(Context context, final ItemInfo item, final long container, 988 final long screenId, final int cellX, final int cellY) { 989 item.container = container; 990 item.cellX = cellX; 991 item.cellY = cellY; 992 // We store hotseat items in canonical form which is this orientation invariant position 993 // in the hotseat 994 if (context instanceof Launcher && screenId < 0 && 995 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 996 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 997 } else { 998 item.screenId = screenId; 999 } 1000 1001 final ContentValues values = new ContentValues(); 1002 final ContentResolver cr = context.getContentResolver(); 1003 item.onAddToDatabase(context, values); 1004 1005 item.id = LauncherAppState.getLauncherProvider().generateNewItemId(); 1006 values.put(LauncherSettings.Favorites._ID, item.id); 1007 1008 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 1009 Runnable r = new Runnable() { 1010 public void run() { 1011 cr.insert(LauncherSettings.Favorites.CONTENT_URI, values); 1012 1013 // Lock on mBgLock *after* the db operation 1014 synchronized (sBgLock) { 1015 checkItemInfoLocked(item.id, item, stackTrace); 1016 sBgItemsIdMap.put(item.id, item); 1017 switch (item.itemType) { 1018 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1019 sBgFolders.put(item.id, (FolderInfo) item); 1020 // Fall through 1021 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1022 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1023 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 1024 item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1025 sBgWorkspaceItems.add(item); 1026 } else { 1027 if (!sBgFolders.containsKey(item.container)) { 1028 // Adding an item to a folder that doesn't exist. 1029 String msg = "adding item: " + item + " to a folder that " + 1030 " doesn't exist"; 1031 Log.e(TAG, msg); 1032 } 1033 } 1034 break; 1035 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1036 sBgAppWidgets.add((LauncherAppWidgetInfo) item); 1037 break; 1038 } 1039 } 1040 } 1041 }; 1042 runOnWorkerThread(r); 1043 } 1044 1045 /** 1046 * Creates a new unique child id, for a given cell span across all layouts. 1047 */ 1048 static int getCellLayoutChildId( 1049 long container, long screen, int localCellX, int localCellY, int spanX, int spanY) { 1050 return (((int) container & 0xFF) << 24) 1051 | ((int) screen & 0xFF) << 16 | (localCellX & 0xFF) << 8 | (localCellY & 0xFF); 1052 } 1053 1054 private static ArrayList<ItemInfo> getItemsByPackageName( 1055 final String pn, final UserHandleCompat user) { 1056 ItemInfoFilter filter = new ItemInfoFilter() { 1057 @Override 1058 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 1059 return cn.getPackageName().equals(pn) && info.user.equals(user); 1060 } 1061 }; 1062 return filterItemInfos(sBgItemsIdMap, filter); 1063 } 1064 1065 /** 1066 * Removes all the items from the database corresponding to the specified package. 1067 */ 1068 static void deletePackageFromDatabase(Context context, final String pn, 1069 final UserHandleCompat user) { 1070 deleteItemsFromDatabase(context, getItemsByPackageName(pn, user)); 1071 } 1072 1073 /** 1074 * Removes the specified item from the database 1075 */ 1076 public static void deleteItemFromDatabase(Context context, final ItemInfo item) { 1077 ArrayList<ItemInfo> items = new ArrayList<ItemInfo>(); 1078 items.add(item); 1079 deleteItemsFromDatabase(context, items); 1080 } 1081 1082 /** 1083 * Removes the specified items from the database 1084 */ 1085 static void deleteItemsFromDatabase(Context context, final ArrayList<? extends ItemInfo> items) { 1086 final ContentResolver cr = context.getContentResolver(); 1087 Runnable r = new Runnable() { 1088 public void run() { 1089 for (ItemInfo item : items) { 1090 final Uri uri = LauncherSettings.Favorites.getContentUri(item.id); 1091 cr.delete(uri, null, null); 1092 1093 // Lock on mBgLock *after* the db operation 1094 synchronized (sBgLock) { 1095 switch (item.itemType) { 1096 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1097 sBgFolders.remove(item.id); 1098 for (ItemInfo info: sBgItemsIdMap) { 1099 if (info.container == item.id) { 1100 // We are deleting a folder which still contains items that 1101 // think they are contained by that folder. 1102 String msg = "deleting a folder (" + item + ") which still " + 1103 "contains items (" + info + ")"; 1104 Log.e(TAG, msg); 1105 } 1106 } 1107 sBgWorkspaceItems.remove(item); 1108 break; 1109 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1110 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1111 sBgWorkspaceItems.remove(item); 1112 break; 1113 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1114 sBgAppWidgets.remove((LauncherAppWidgetInfo) item); 1115 break; 1116 } 1117 sBgItemsIdMap.remove(item.id); 1118 } 1119 } 1120 } 1121 }; 1122 runOnWorkerThread(r); 1123 } 1124 1125 /** 1126 * Update the order of the workspace screens in the database. The array list contains 1127 * a list of screen ids in the order that they should appear. 1128 */ 1129 public void updateWorkspaceScreenOrder(Context context, final ArrayList<Long> screens) { 1130 final ArrayList<Long> screensCopy = new ArrayList<Long>(screens); 1131 final ContentResolver cr = context.getContentResolver(); 1132 final Uri uri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1133 1134 // Remove any negative screen ids -- these aren't persisted 1135 Iterator<Long> iter = screensCopy.iterator(); 1136 while (iter.hasNext()) { 1137 long id = iter.next(); 1138 if (id < 0) { 1139 iter.remove(); 1140 } 1141 } 1142 1143 Runnable r = new Runnable() { 1144 @Override 1145 public void run() { 1146 ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>(); 1147 // Clear the table 1148 ops.add(ContentProviderOperation.newDelete(uri).build()); 1149 int count = screensCopy.size(); 1150 for (int i = 0; i < count; i++) { 1151 ContentValues v = new ContentValues(); 1152 long screenId = screensCopy.get(i); 1153 v.put(LauncherSettings.WorkspaceScreens._ID, screenId); 1154 v.put(LauncherSettings.WorkspaceScreens.SCREEN_RANK, i); 1155 ops.add(ContentProviderOperation.newInsert(uri).withValues(v).build()); 1156 } 1157 1158 try { 1159 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 1160 } catch (Exception ex) { 1161 throw new RuntimeException(ex); 1162 } 1163 1164 synchronized (sBgLock) { 1165 sBgWorkspaceScreens.clear(); 1166 sBgWorkspaceScreens.addAll(screensCopy); 1167 } 1168 } 1169 }; 1170 runOnWorkerThread(r); 1171 } 1172 1173 /** 1174 * Remove the specified folder and all its contents from the database. 1175 */ 1176 public static void deleteFolderAndContentsFromDatabase(Context context, final FolderInfo info) { 1177 final ContentResolver cr = context.getContentResolver(); 1178 1179 Runnable r = new Runnable() { 1180 public void run() { 1181 cr.delete(LauncherSettings.Favorites.getContentUri(info.id), null, null); 1182 // Lock on mBgLock *after* the db operation 1183 synchronized (sBgLock) { 1184 sBgItemsIdMap.remove(info.id); 1185 sBgFolders.remove(info.id); 1186 sBgWorkspaceItems.remove(info); 1187 } 1188 1189 cr.delete(LauncherSettings.Favorites.CONTENT_URI, 1190 LauncherSettings.Favorites.CONTAINER + "=" + info.id, null); 1191 // Lock on mBgLock *after* the db operation 1192 synchronized (sBgLock) { 1193 for (ItemInfo childInfo : info.contents) { 1194 sBgItemsIdMap.remove(childInfo.id); 1195 } 1196 } 1197 } 1198 }; 1199 runOnWorkerThread(r); 1200 } 1201 1202 /** 1203 * Set this as the current Launcher activity object for the loader. 1204 */ 1205 public void initialize(Callbacks callbacks) { 1206 synchronized (mLock) { 1207 // Disconnect any of the callbacks and drawables associated with ItemInfos on the 1208 // workspace to prevent leaking Launcher activities on orientation change. 1209 unbindItemInfosAndClearQueuedBindRunnables(); 1210 mCallbacks = new WeakReference<Callbacks>(callbacks); 1211 } 1212 } 1213 1214 @Override 1215 public void onPackageChanged(String packageName, UserHandleCompat user) { 1216 int op = PackageUpdatedTask.OP_UPDATE; 1217 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1218 user)); 1219 } 1220 1221 @Override 1222 public void onPackageRemoved(String packageName, UserHandleCompat user) { 1223 int op = PackageUpdatedTask.OP_REMOVE; 1224 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1225 user)); 1226 } 1227 1228 @Override 1229 public void onPackageAdded(String packageName, UserHandleCompat user) { 1230 int op = PackageUpdatedTask.OP_ADD; 1231 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1232 user)); 1233 } 1234 1235 @Override 1236 public void onPackagesAvailable(String[] packageNames, UserHandleCompat user, 1237 boolean replacing) { 1238 if (!replacing) { 1239 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_ADD, packageNames, 1240 user)); 1241 if (mAppsCanBeOnRemoveableStorage) { 1242 // Only rebind if we support removable storage. It catches the 1243 // case where 1244 // apps on the external sd card need to be reloaded 1245 startLoaderFromBackground(); 1246 } 1247 } else { 1248 // If we are replacing then just update the packages in the list 1249 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UPDATE, 1250 packageNames, user)); 1251 } 1252 } 1253 1254 @Override 1255 public void onPackagesUnavailable(String[] packageNames, UserHandleCompat user, 1256 boolean replacing) { 1257 if (!replacing) { 1258 enqueuePackageUpdated(new PackageUpdatedTask( 1259 PackageUpdatedTask.OP_UNAVAILABLE, packageNames, 1260 user)); 1261 } 1262 } 1263 1264 /** 1265 * Call from the handler for ACTION_PACKAGE_ADDED, ACTION_PACKAGE_REMOVED and 1266 * ACTION_PACKAGE_CHANGED. 1267 */ 1268 @Override 1269 public void onReceive(Context context, Intent intent) { 1270 if (DEBUG_RECEIVER) Log.d(TAG, "onReceive intent=" + intent); 1271 1272 final String action = intent.getAction(); 1273 if (Intent.ACTION_LOCALE_CHANGED.equals(action)) { 1274 // If we have changed locale we need to clear out the labels in all apps/workspace. 1275 forceReload(); 1276 } else if (SearchManager.INTENT_GLOBAL_SEARCH_ACTIVITY_CHANGED.equals(action)) { 1277 Callbacks callbacks = getCallback(); 1278 if (callbacks != null) { 1279 callbacks.bindSearchProviderChanged(); 1280 } 1281 } else if (LauncherAppsCompat.ACTION_MANAGED_PROFILE_ADDED.equals(action) 1282 || LauncherAppsCompat.ACTION_MANAGED_PROFILE_REMOVED.equals(action)) { 1283 UserManagerCompat.getInstance(context).enableAndResetCache(); 1284 forceReload(); 1285 } 1286 } 1287 1288 void forceReload() { 1289 resetLoadedState(true, true); 1290 1291 // Do this here because if the launcher activity is running it will be restarted. 1292 // If it's not running startLoaderFromBackground will merely tell it that it needs 1293 // to reload. 1294 startLoaderFromBackground(); 1295 } 1296 1297 public void resetLoadedState(boolean resetAllAppsLoaded, boolean resetWorkspaceLoaded) { 1298 synchronized (mLock) { 1299 // Stop any existing loaders first, so they don't set mAllAppsLoaded or 1300 // mWorkspaceLoaded to true later 1301 stopLoaderLocked(); 1302 if (resetAllAppsLoaded) mAllAppsLoaded = false; 1303 if (resetWorkspaceLoaded) mWorkspaceLoaded = false; 1304 } 1305 } 1306 1307 /** 1308 * When the launcher is in the background, it's possible for it to miss paired 1309 * configuration changes. So whenever we trigger the loader from the background 1310 * tell the launcher that it needs to re-run the loader when it comes back instead 1311 * of doing it now. 1312 */ 1313 public void startLoaderFromBackground() { 1314 boolean runLoader = false; 1315 Callbacks callbacks = getCallback(); 1316 if (callbacks != null) { 1317 // Only actually run the loader if they're not paused. 1318 if (!callbacks.setLoadOnResume()) { 1319 runLoader = true; 1320 } 1321 } 1322 if (runLoader) { 1323 startLoader(PagedView.INVALID_RESTORE_PAGE); 1324 } 1325 } 1326 1327 /** 1328 * If there is already a loader task running, tell it to stop. 1329 */ 1330 private void stopLoaderLocked() { 1331 LoaderTask oldTask = mLoaderTask; 1332 if (oldTask != null) { 1333 oldTask.stopLocked(); 1334 } 1335 } 1336 1337 public boolean isCurrentCallbacks(Callbacks callbacks) { 1338 return (mCallbacks != null && mCallbacks.get() == callbacks); 1339 } 1340 1341 public void startLoader(int synchronousBindPage) { 1342 startLoader(synchronousBindPage, LOADER_FLAG_NONE); 1343 } 1344 1345 public void startLoader(int synchronousBindPage, int loadFlags) { 1346 // Enable queue before starting loader. It will get disabled in Launcher#finishBindingItems 1347 InstallShortcutReceiver.enableInstallQueue(); 1348 synchronized (mLock) { 1349 // Clear any deferred bind-runnables from the synchronized load process 1350 // We must do this before any loading/binding is scheduled below. 1351 synchronized (mDeferredBindRunnables) { 1352 mDeferredBindRunnables.clear(); 1353 } 1354 1355 // Don't bother to start the thread if we know it's not going to do anything 1356 if (mCallbacks != null && mCallbacks.get() != null) { 1357 // If there is already one running, tell it to stop. 1358 stopLoaderLocked(); 1359 mLoaderTask = new LoaderTask(mApp.getContext(), loadFlags); 1360 if (synchronousBindPage != PagedView.INVALID_RESTORE_PAGE 1361 && mAllAppsLoaded && mWorkspaceLoaded && !mIsLoaderTaskRunning) { 1362 mLoaderTask.runBindSynchronousPage(synchronousBindPage); 1363 } else { 1364 sWorkerThread.setPriority(Thread.NORM_PRIORITY); 1365 sWorker.post(mLoaderTask); 1366 } 1367 } 1368 } 1369 } 1370 1371 void bindRemainingSynchronousPages() { 1372 // Post the remaining side pages to be loaded 1373 if (!mDeferredBindRunnables.isEmpty()) { 1374 Runnable[] deferredBindRunnables = null; 1375 synchronized (mDeferredBindRunnables) { 1376 deferredBindRunnables = mDeferredBindRunnables.toArray( 1377 new Runnable[mDeferredBindRunnables.size()]); 1378 mDeferredBindRunnables.clear(); 1379 } 1380 for (final Runnable r : deferredBindRunnables) { 1381 mHandler.post(r); 1382 } 1383 } 1384 } 1385 1386 public void stopLoader() { 1387 synchronized (mLock) { 1388 if (mLoaderTask != null) { 1389 mLoaderTask.stopLocked(); 1390 } 1391 } 1392 } 1393 1394 /** 1395 * Loads the workspace screen ids in an ordered list. 1396 */ 1397 public static ArrayList<Long> loadWorkspaceScreensDb(Context context) { 1398 final ContentResolver contentResolver = context.getContentResolver(); 1399 final Uri screensUri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1400 1401 // Get screens ordered by rank. 1402 final Cursor sc = contentResolver.query(screensUri, null, null, null, 1403 LauncherSettings.WorkspaceScreens.SCREEN_RANK); 1404 ArrayList<Long> screenIds = new ArrayList<Long>(); 1405 try { 1406 final int idIndex = sc.getColumnIndexOrThrow(LauncherSettings.WorkspaceScreens._ID); 1407 while (sc.moveToNext()) { 1408 try { 1409 screenIds.add(sc.getLong(idIndex)); 1410 } catch (Exception e) { 1411 Launcher.addDumpLog(TAG, "Desktop items loading interrupted" 1412 + " - invalid screens: " + e, true); 1413 } 1414 } 1415 } finally { 1416 sc.close(); 1417 } 1418 return screenIds; 1419 } 1420 1421 public boolean isAllAppsLoaded() { 1422 return mAllAppsLoaded; 1423 } 1424 1425 /** 1426 * Runnable for the thread that loads the contents of the launcher: 1427 * - workspace icons 1428 * - widgets 1429 * - all apps icons 1430 */ 1431 private class LoaderTask implements Runnable { 1432 private Context mContext; 1433 @Thunk boolean mIsLoadingAndBindingWorkspace; 1434 private boolean mStopped; 1435 @Thunk boolean mLoadAndBindStepFinished; 1436 private int mFlags; 1437 1438 LoaderTask(Context context, int flags) { 1439 mContext = context; 1440 mFlags = flags; 1441 } 1442 1443 private void loadAndBindWorkspace() { 1444 mIsLoadingAndBindingWorkspace = true; 1445 1446 // Load the workspace 1447 if (DEBUG_LOADERS) { 1448 Log.d(TAG, "loadAndBindWorkspace mWorkspaceLoaded=" + mWorkspaceLoaded); 1449 } 1450 1451 if (!mWorkspaceLoaded) { 1452 loadWorkspace(); 1453 synchronized (LoaderTask.this) { 1454 if (mStopped) { 1455 return; 1456 } 1457 mWorkspaceLoaded = true; 1458 } 1459 } 1460 1461 // Bind the workspace 1462 bindWorkspace(-1); 1463 } 1464 1465 private void waitForIdle() { 1466 // Wait until the either we're stopped or the other threads are done. 1467 // This way we don't start loading all apps until the workspace has settled 1468 // down. 1469 synchronized (LoaderTask.this) { 1470 final long workspaceWaitTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1471 1472 mHandler.postIdle(new Runnable() { 1473 public void run() { 1474 synchronized (LoaderTask.this) { 1475 mLoadAndBindStepFinished = true; 1476 if (DEBUG_LOADERS) { 1477 Log.d(TAG, "done with previous binding step"); 1478 } 1479 LoaderTask.this.notify(); 1480 } 1481 } 1482 }); 1483 1484 while (!mStopped && !mLoadAndBindStepFinished) { 1485 try { 1486 // Just in case mFlushingWorkerThread changes but we aren't woken up, 1487 // wait no longer than 1sec at a time 1488 this.wait(1000); 1489 } catch (InterruptedException ex) { 1490 // Ignore 1491 } 1492 } 1493 if (DEBUG_LOADERS) { 1494 Log.d(TAG, "waited " 1495 + (SystemClock.uptimeMillis()-workspaceWaitTime) 1496 + "ms for previous step to finish binding"); 1497 } 1498 } 1499 } 1500 1501 void runBindSynchronousPage(int synchronousBindPage) { 1502 if (synchronousBindPage == PagedView.INVALID_RESTORE_PAGE) { 1503 // Ensure that we have a valid page index to load synchronously 1504 throw new RuntimeException("Should not call runBindSynchronousPage() without " + 1505 "valid page index"); 1506 } 1507 if (!mAllAppsLoaded || !mWorkspaceLoaded) { 1508 // Ensure that we don't try and bind a specified page when the pages have not been 1509 // loaded already (we should load everything asynchronously in that case) 1510 throw new RuntimeException("Expecting AllApps and Workspace to be loaded"); 1511 } 1512 synchronized (mLock) { 1513 if (mIsLoaderTaskRunning) { 1514 // Ensure that we are never running the background loading at this point since 1515 // we also touch the background collections 1516 throw new RuntimeException("Error! Background loading is already running"); 1517 } 1518 } 1519 1520 // XXX: Throw an exception if we are already loading (since we touch the worker thread 1521 // data structures, we can't allow any other thread to touch that data, but because 1522 // this call is synchronous, we can get away with not locking). 1523 1524 // The LauncherModel is static in the LauncherAppState and mHandler may have queued 1525 // operations from the previous activity. We need to ensure that all queued operations 1526 // are executed before any synchronous binding work is done. 1527 mHandler.flush(); 1528 1529 // Divide the set of loaded items into those that we are binding synchronously, and 1530 // everything else that is to be bound normally (asynchronously). 1531 bindWorkspace(synchronousBindPage); 1532 // XXX: For now, continue posting the binding of AllApps as there are other issues that 1533 // arise from that. 1534 onlyBindAllApps(); 1535 } 1536 1537 public void run() { 1538 synchronized (mLock) { 1539 if (mStopped) { 1540 return; 1541 } 1542 mIsLoaderTaskRunning = true; 1543 } 1544 // Optimize for end-user experience: if the Launcher is up and // running with the 1545 // All Apps interface in the foreground, load All Apps first. Otherwise, load the 1546 // workspace first (default). 1547 keep_running: { 1548 if (DEBUG_LOADERS) Log.d(TAG, "step 1: loading workspace"); 1549 loadAndBindWorkspace(); 1550 1551 if (mStopped) { 1552 break keep_running; 1553 } 1554 1555 waitForIdle(); 1556 1557 // second step 1558 if (DEBUG_LOADERS) Log.d(TAG, "step 2: loading all apps"); 1559 loadAndBindAllApps(); 1560 } 1561 1562 // Clear out this reference, otherwise we end up holding it until all of the 1563 // callback runnables are done. 1564 mContext = null; 1565 1566 synchronized (mLock) { 1567 // If we are still the last one to be scheduled, remove ourselves. 1568 if (mLoaderTask == this) { 1569 mLoaderTask = null; 1570 } 1571 mIsLoaderTaskRunning = false; 1572 mHasLoaderCompletedOnce = true; 1573 } 1574 } 1575 1576 public void stopLocked() { 1577 synchronized (LoaderTask.this) { 1578 mStopped = true; 1579 this.notify(); 1580 } 1581 } 1582 1583 /** 1584 * Gets the callbacks object. If we've been stopped, or if the launcher object 1585 * has somehow been garbage collected, return null instead. Pass in the Callbacks 1586 * object that was around when the deferred message was scheduled, and if there's 1587 * a new Callbacks object around then also return null. This will save us from 1588 * calling onto it with data that will be ignored. 1589 */ 1590 Callbacks tryGetCallbacks(Callbacks oldCallbacks) { 1591 synchronized (mLock) { 1592 if (mStopped) { 1593 return null; 1594 } 1595 1596 if (mCallbacks == null) { 1597 return null; 1598 } 1599 1600 final Callbacks callbacks = mCallbacks.get(); 1601 if (callbacks != oldCallbacks) { 1602 return null; 1603 } 1604 if (callbacks == null) { 1605 Log.w(TAG, "no mCallbacks"); 1606 return null; 1607 } 1608 1609 return callbacks; 1610 } 1611 } 1612 1613 // check & update map of what's occupied; used to discard overlapping/invalid items 1614 private boolean checkItemPlacement(LongArrayMap<ItemInfo[][]> occupied, ItemInfo item, 1615 ArrayList<Long> workspaceScreens) { 1616 LauncherAppState app = LauncherAppState.getInstance(); 1617 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 1618 final int countX = profile.numColumns; 1619 final int countY = profile.numRows; 1620 1621 long containerIndex = item.screenId; 1622 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1623 // Return early if we detect that an item is under the hotseat button 1624 if (mCallbacks == null || 1625 mCallbacks.get().isAllAppsButtonRank((int) item.screenId)) { 1626 Log.e(TAG, "Error loading shortcut into hotseat " + item 1627 + " into position (" + item.screenId + ":" + item.cellX + "," 1628 + item.cellY + ") occupied by all apps"); 1629 return false; 1630 } 1631 1632 final ItemInfo[][] hotseatItems = 1633 occupied.get((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT); 1634 1635 if (item.screenId >= profile.numHotseatIcons) { 1636 Log.e(TAG, "Error loading shortcut " + item 1637 + " into hotseat position " + item.screenId 1638 + ", position out of bounds: (0 to " + (profile.numHotseatIcons - 1) 1639 + ")"); 1640 return false; 1641 } 1642 1643 if (hotseatItems != null) { 1644 if (hotseatItems[(int) item.screenId][0] != null) { 1645 Log.e(TAG, "Error loading shortcut into hotseat " + item 1646 + " into position (" + item.screenId + ":" + item.cellX + "," 1647 + item.cellY + ") occupied by " 1648 + occupied.get(LauncherSettings.Favorites.CONTAINER_HOTSEAT) 1649 [(int) item.screenId][0]); 1650 return false; 1651 } else { 1652 hotseatItems[(int) item.screenId][0] = item; 1653 return true; 1654 } 1655 } else { 1656 final ItemInfo[][] items = new ItemInfo[(int) profile.numHotseatIcons][1]; 1657 items[(int) item.screenId][0] = item; 1658 occupied.put((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT, items); 1659 return true; 1660 } 1661 } else if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 1662 if (!workspaceScreens.contains((Long) item.screenId)) { 1663 // The item has an invalid screen id. 1664 return false; 1665 } 1666 } else { 1667 // Skip further checking if it is not the hotseat or workspace container 1668 return true; 1669 } 1670 1671 if (!occupied.containsKey(item.screenId)) { 1672 ItemInfo[][] items = new ItemInfo[countX + 1][countY + 1]; 1673 occupied.put(item.screenId, items); 1674 } 1675 1676 final ItemInfo[][] screens = occupied.get(item.screenId); 1677 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 1678 item.cellX < 0 || item.cellY < 0 || 1679 item.cellX + item.spanX > countX || item.cellY + item.spanY > countY) { 1680 Log.e(TAG, "Error loading shortcut " + item 1681 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1682 + item.cellX + "," + item.cellY 1683 + ") out of screen bounds ( " + countX + "x" + countY + ")"); 1684 return false; 1685 } 1686 1687 // Check if any workspace icons overlap with each other 1688 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1689 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1690 if (screens[x][y] != null) { 1691 Log.e(TAG, "Error loading shortcut " + item 1692 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1693 + x + "," + y 1694 + ") occupied by " 1695 + screens[x][y]); 1696 return false; 1697 } 1698 } 1699 } 1700 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1701 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1702 screens[x][y] = item; 1703 } 1704 } 1705 1706 return true; 1707 } 1708 1709 /** Clears all the sBg data structures */ 1710 private void clearSBgDataStructures() { 1711 synchronized (sBgLock) { 1712 sBgWorkspaceItems.clear(); 1713 sBgAppWidgets.clear(); 1714 sBgFolders.clear(); 1715 sBgItemsIdMap.clear(); 1716 sBgWorkspaceScreens.clear(); 1717 } 1718 } 1719 1720 private void loadWorkspace() { 1721 final long t = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1722 1723 final Context context = mContext; 1724 final ContentResolver contentResolver = context.getContentResolver(); 1725 final PackageManager manager = context.getPackageManager(); 1726 final boolean isSafeMode = manager.isSafeMode(); 1727 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 1728 final boolean isSdCardReady = context.registerReceiver(null, 1729 new IntentFilter(StartupReceiver.SYSTEM_READY)) != null; 1730 1731 LauncherAppState app = LauncherAppState.getInstance(); 1732 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 1733 int countX = profile.numColumns; 1734 int countY = profile.numRows; 1735 1736 if (MigrateFromRestoreTask.ENABLED && MigrateFromRestoreTask.shouldRunTask(mContext)) { 1737 long migrationStartTime = System.currentTimeMillis(); 1738 Log.v(TAG, "Starting workspace migration after restore"); 1739 try { 1740 MigrateFromRestoreTask task = new MigrateFromRestoreTask(mContext); 1741 // Clear the flags before starting the task, so that we do not run the task 1742 // again, in case there was an uncaught error. 1743 MigrateFromRestoreTask.clearFlags(mContext); 1744 task.execute(); 1745 } catch (Exception e) { 1746 Log.e(TAG, "Error during grid migration", e); 1747 1748 // Clear workspace. 1749 mFlags = mFlags | LOADER_FLAG_CLEAR_WORKSPACE; 1750 } 1751 Log.v(TAG, "Workspace migration completed in " 1752 + (System.currentTimeMillis() - migrationStartTime)); 1753 } 1754 1755 if ((mFlags & LOADER_FLAG_CLEAR_WORKSPACE) != 0) { 1756 Launcher.addDumpLog(TAG, "loadWorkspace: resetting launcher database", true); 1757 LauncherAppState.getLauncherProvider().deleteDatabase(); 1758 } 1759 1760 if ((mFlags & LOADER_FLAG_MIGRATE_SHORTCUTS) != 0) { 1761 // append the user's Launcher2 shortcuts 1762 Launcher.addDumpLog(TAG, "loadWorkspace: migrating from launcher2", true); 1763 LauncherAppState.getLauncherProvider().migrateLauncher2Shortcuts(); 1764 } else { 1765 // Make sure the default workspace is loaded 1766 Launcher.addDumpLog(TAG, "loadWorkspace: loading default favorites", false); 1767 LauncherAppState.getLauncherProvider().loadDefaultFavoritesIfNecessary(); 1768 } 1769 1770 synchronized (sBgLock) { 1771 clearSBgDataStructures(); 1772 final HashMap<String, Integer> installingPkgs = PackageInstallerCompat 1773 .getInstance(mContext).updateAndGetActiveSessionCache(); 1774 sBgWorkspaceScreens.addAll(loadWorkspaceScreensDb(mContext)); 1775 1776 final ArrayList<Long> itemsToRemove = new ArrayList<Long>(); 1777 final ArrayList<Long> restoredRows = new ArrayList<Long>(); 1778 final Uri contentUri = LauncherSettings.Favorites.CONTENT_URI; 1779 if (DEBUG_LOADERS) Log.d(TAG, "loading model from " + contentUri); 1780 final Cursor c = contentResolver.query(contentUri, null, null, null, null); 1781 1782 // +1 for the hotseat (it can be larger than the workspace) 1783 // Load workspace in reverse order to ensure that latest items are loaded first (and 1784 // before any earlier duplicates) 1785 final LongArrayMap<ItemInfo[][]> occupied = new LongArrayMap<>(); 1786 1787 try { 1788 final int idIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites._ID); 1789 final int intentIndex = c.getColumnIndexOrThrow 1790 (LauncherSettings.Favorites.INTENT); 1791 final int titleIndex = c.getColumnIndexOrThrow 1792 (LauncherSettings.Favorites.TITLE); 1793 final int containerIndex = c.getColumnIndexOrThrow( 1794 LauncherSettings.Favorites.CONTAINER); 1795 final int itemTypeIndex = c.getColumnIndexOrThrow( 1796 LauncherSettings.Favorites.ITEM_TYPE); 1797 final int appWidgetIdIndex = c.getColumnIndexOrThrow( 1798 LauncherSettings.Favorites.APPWIDGET_ID); 1799 final int appWidgetProviderIndex = c.getColumnIndexOrThrow( 1800 LauncherSettings.Favorites.APPWIDGET_PROVIDER); 1801 final int screenIndex = c.getColumnIndexOrThrow( 1802 LauncherSettings.Favorites.SCREEN); 1803 final int cellXIndex = c.getColumnIndexOrThrow 1804 (LauncherSettings.Favorites.CELLX); 1805 final int cellYIndex = c.getColumnIndexOrThrow 1806 (LauncherSettings.Favorites.CELLY); 1807 final int spanXIndex = c.getColumnIndexOrThrow 1808 (LauncherSettings.Favorites.SPANX); 1809 final int spanYIndex = c.getColumnIndexOrThrow( 1810 LauncherSettings.Favorites.SPANY); 1811 final int rankIndex = c.getColumnIndexOrThrow( 1812 LauncherSettings.Favorites.RANK); 1813 final int restoredIndex = c.getColumnIndexOrThrow( 1814 LauncherSettings.Favorites.RESTORED); 1815 final int profileIdIndex = c.getColumnIndexOrThrow( 1816 LauncherSettings.Favorites.PROFILE_ID); 1817 final int optionsIndex = c.getColumnIndexOrThrow( 1818 LauncherSettings.Favorites.OPTIONS); 1819 final CursorIconInfo cursorIconInfo = new CursorIconInfo(c); 1820 1821 final LongSparseArray<UserHandleCompat> allUsers = new LongSparseArray<>(); 1822 for (UserHandleCompat user : mUserManager.getUserProfiles()) { 1823 allUsers.put(mUserManager.getSerialNumberForUser(user), user); 1824 } 1825 1826 ShortcutInfo info; 1827 String intentDescription; 1828 LauncherAppWidgetInfo appWidgetInfo; 1829 int container; 1830 long id; 1831 long serialNumber; 1832 Intent intent; 1833 UserHandleCompat user; 1834 1835 while (!mStopped && c.moveToNext()) { 1836 try { 1837 int itemType = c.getInt(itemTypeIndex); 1838 boolean restored = 0 != c.getInt(restoredIndex); 1839 boolean allowMissingTarget = false; 1840 container = c.getInt(containerIndex); 1841 1842 switch (itemType) { 1843 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1844 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1845 id = c.getLong(idIndex); 1846 intentDescription = c.getString(intentIndex); 1847 serialNumber = c.getInt(profileIdIndex); 1848 user = allUsers.get(serialNumber); 1849 int promiseType = c.getInt(restoredIndex); 1850 int disabledState = 0; 1851 boolean itemReplaced = false; 1852 if (user == null) { 1853 // User has been deleted remove the item. 1854 itemsToRemove.add(id); 1855 continue; 1856 } 1857 try { 1858 intent = Intent.parseUri(intentDescription, 0); 1859 ComponentName cn = intent.getComponent(); 1860 if (cn != null && cn.getPackageName() != null) { 1861 boolean validPkg = launcherApps.isPackageEnabledForProfile( 1862 cn.getPackageName(), user); 1863 boolean validComponent = validPkg && 1864 launcherApps.isActivityEnabledForProfile(cn, user); 1865 1866 if (validComponent) { 1867 if (restored) { 1868 // no special handling necessary for this item 1869 restoredRows.add(id); 1870 restored = false; 1871 } 1872 } else if (validPkg) { 1873 intent = null; 1874 if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 1875 // We allow auto install apps to have their intent 1876 // updated after an install. 1877 intent = manager.getLaunchIntentForPackage( 1878 cn.getPackageName()); 1879 if (intent != null) { 1880 ContentValues values = new ContentValues(); 1881 values.put(LauncherSettings.Favorites.INTENT, 1882 intent.toUri(0)); 1883 updateItem(id, values); 1884 } 1885 } 1886 1887 if (intent == null) { 1888 // The app is installed but the component is no 1889 // longer available. 1890 Launcher.addDumpLog(TAG, 1891 "Invalid component removed: " + cn, true); 1892 itemsToRemove.add(id); 1893 continue; 1894 } else { 1895 // no special handling necessary for this item 1896 restoredRows.add(id); 1897 restored = false; 1898 } 1899 } else if (restored) { 1900 // Package is not yet available but might be 1901 // installed later. 1902 Launcher.addDumpLog(TAG, 1903 "package not yet restored: " + cn, true); 1904 1905 if ((promiseType & ShortcutInfo.FLAG_RESTORE_STARTED) != 0) { 1906 // Restore has started once. 1907 } else if (installingPkgs.containsKey(cn.getPackageName())) { 1908 // App restore has started. Update the flag 1909 promiseType |= ShortcutInfo.FLAG_RESTORE_STARTED; 1910 ContentValues values = new ContentValues(); 1911 values.put(LauncherSettings.Favorites.RESTORED, 1912 promiseType); 1913 updateItem(id, values); 1914 } else if ((promiseType & ShortcutInfo.FLAG_RESTORED_APP_TYPE) != 0) { 1915 // This is a common app. Try to replace this. 1916 int appType = CommonAppTypeParser.decodeItemTypeFromFlag(promiseType); 1917 CommonAppTypeParser parser = new CommonAppTypeParser(id, appType, context); 1918 if (parser.findDefaultApp()) { 1919 // Default app found. Replace it. 1920 intent = parser.parsedIntent; 1921 cn = intent.getComponent(); 1922 ContentValues values = parser.parsedValues; 1923 values.put(LauncherSettings.Favorites.RESTORED, 0); 1924 updateItem(id, values); 1925 restored = false; 1926 itemReplaced = true; 1927 1928 } else if (REMOVE_UNRESTORED_ICONS) { 1929 Launcher.addDumpLog(TAG, 1930 "Unrestored package removed: " + cn, true); 1931 itemsToRemove.add(id); 1932 continue; 1933 } 1934 } else if (REMOVE_UNRESTORED_ICONS) { 1935 Launcher.addDumpLog(TAG, 1936 "Unrestored package removed: " + cn, true); 1937 itemsToRemove.add(id); 1938 continue; 1939 } 1940 } else if (launcherApps.isAppEnabled( 1941 manager, cn.getPackageName(), 1942 PackageManager.GET_UNINSTALLED_PACKAGES)) { 1943 // Package is present but not available. 1944 allowMissingTarget = true; 1945 disabledState = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 1946 } else if (!isSdCardReady) { 1947 // SdCard is not ready yet. Package might get available, 1948 // once it is ready. 1949 Launcher.addDumpLog(TAG, "Invalid package: " + cn 1950 + " (check again later)", true); 1951 HashSet<String> pkgs = sPendingPackages.get(user); 1952 if (pkgs == null) { 1953 pkgs = new HashSet<String>(); 1954 sPendingPackages.put(user, pkgs); 1955 } 1956 pkgs.add(cn.getPackageName()); 1957 allowMissingTarget = true; 1958 // Add the icon on the workspace anyway. 1959 1960 } else { 1961 // Do not wait for external media load anymore. 1962 // Log the invalid package, and remove it 1963 Launcher.addDumpLog(TAG, 1964 "Invalid package removed: " + cn, true); 1965 itemsToRemove.add(id); 1966 continue; 1967 } 1968 } else if (cn == null) { 1969 // For shortcuts with no component, keep them as they are 1970 restoredRows.add(id); 1971 restored = false; 1972 } 1973 } catch (URISyntaxException e) { 1974 Launcher.addDumpLog(TAG, 1975 "Invalid uri: " + intentDescription, true); 1976 itemsToRemove.add(id); 1977 continue; 1978 } 1979 1980 boolean useLowResIcon = container >= 0 && 1981 c.getInt(rankIndex) >= FolderIcon.NUM_ITEMS_IN_PREVIEW; 1982 1983 if (itemReplaced) { 1984 if (user.equals(UserHandleCompat.myUserHandle())) { 1985 info = getAppShortcutInfo(manager, intent, user, context, null, 1986 cursorIconInfo.iconIndex, titleIndex, 1987 false, useLowResIcon); 1988 } else { 1989 // Don't replace items for other profiles. 1990 itemsToRemove.add(id); 1991 continue; 1992 } 1993 } else if (restored) { 1994 if (user.equals(UserHandleCompat.myUserHandle())) { 1995 Launcher.addDumpLog(TAG, 1996 "constructing info for partially restored package", 1997 true); 1998 info = getRestoredItemInfo(c, titleIndex, intent, 1999 promiseType, itemType, cursorIconInfo, context); 2000 intent = getRestoredItemIntent(c, context, intent); 2001 } else { 2002 // Don't restore items for other profiles. 2003 itemsToRemove.add(id); 2004 continue; 2005 } 2006 } else if (itemType == 2007 LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 2008 info = getAppShortcutInfo(manager, intent, user, context, c, 2009 cursorIconInfo.iconIndex, titleIndex, 2010 allowMissingTarget, useLowResIcon); 2011 } else { 2012 info = getShortcutInfo(c, context, titleIndex, cursorIconInfo); 2013 2014 // App shortcuts that used to be automatically added to Launcher 2015 // didn't always have the correct intent flags set, so do that 2016 // here 2017 if (intent.getAction() != null && 2018 intent.getCategories() != null && 2019 intent.getAction().equals(Intent.ACTION_MAIN) && 2020 intent.getCategories().contains(Intent.CATEGORY_LAUNCHER)) { 2021 intent.addFlags( 2022 Intent.FLAG_ACTIVITY_NEW_TASK | 2023 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 2024 } 2025 } 2026 2027 if (info != null) { 2028 info.id = id; 2029 info.intent = intent; 2030 info.container = container; 2031 info.screenId = c.getInt(screenIndex); 2032 info.cellX = c.getInt(cellXIndex); 2033 info.cellY = c.getInt(cellYIndex); 2034 info.rank = c.getInt(rankIndex); 2035 info.spanX = 1; 2036 info.spanY = 1; 2037 info.intent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 2038 if (info.promisedIntent != null) { 2039 info.promisedIntent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 2040 } 2041 info.isDisabled = disabledState; 2042 if (isSafeMode && !Utilities.isSystemApp(context, intent)) { 2043 info.isDisabled |= ShortcutInfo.FLAG_DISABLED_SAFEMODE; 2044 } 2045 2046 // check & update map of what's occupied 2047 if (!checkItemPlacement(occupied, info, sBgWorkspaceScreens)) { 2048 itemsToRemove.add(id); 2049 break; 2050 } 2051 2052 if (restored) { 2053 ComponentName cn = info.getTargetComponent(); 2054 if (cn != null) { 2055 Integer progress = installingPkgs.get(cn.getPackageName()); 2056 if (progress != null) { 2057 info.setInstallProgress(progress); 2058 } else { 2059 info.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 2060 } 2061 } 2062 } 2063 2064 switch (container) { 2065 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2066 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2067 sBgWorkspaceItems.add(info); 2068 break; 2069 default: 2070 // Item is in a user folder 2071 FolderInfo folderInfo = 2072 findOrMakeFolder(sBgFolders, container); 2073 folderInfo.add(info); 2074 break; 2075 } 2076 sBgItemsIdMap.put(info.id, info); 2077 } else { 2078 throw new RuntimeException("Unexpected null ShortcutInfo"); 2079 } 2080 break; 2081 2082 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2083 id = c.getLong(idIndex); 2084 FolderInfo folderInfo = findOrMakeFolder(sBgFolders, id); 2085 2086 // Do not trim the folder label, as is was set by the user. 2087 folderInfo.title = c.getString(titleIndex); 2088 folderInfo.id = id; 2089 folderInfo.container = container; 2090 folderInfo.screenId = c.getInt(screenIndex); 2091 folderInfo.cellX = c.getInt(cellXIndex); 2092 folderInfo.cellY = c.getInt(cellYIndex); 2093 folderInfo.spanX = 1; 2094 folderInfo.spanY = 1; 2095 folderInfo.options = c.getInt(optionsIndex); 2096 2097 // check & update map of what's occupied 2098 if (!checkItemPlacement(occupied, folderInfo, sBgWorkspaceScreens)) { 2099 itemsToRemove.add(id); 2100 break; 2101 } 2102 2103 switch (container) { 2104 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2105 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2106 sBgWorkspaceItems.add(folderInfo); 2107 break; 2108 } 2109 2110 if (restored) { 2111 // no special handling required for restored folders 2112 restoredRows.add(id); 2113 } 2114 2115 sBgItemsIdMap.put(folderInfo.id, folderInfo); 2116 sBgFolders.put(folderInfo.id, folderInfo); 2117 break; 2118 2119 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 2120 case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET: 2121 // Read all Launcher-specific widget details 2122 boolean customWidget = itemType == 2123 LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET; 2124 2125 int appWidgetId = c.getInt(appWidgetIdIndex); 2126 serialNumber = c.getLong(profileIdIndex); 2127 String savedProvider = c.getString(appWidgetProviderIndex); 2128 id = c.getLong(idIndex); 2129 user = allUsers.get(serialNumber); 2130 if (user == null) { 2131 itemsToRemove.add(id); 2132 continue; 2133 } 2134 2135 final ComponentName component = 2136 ComponentName.unflattenFromString(savedProvider); 2137 2138 final int restoreStatus = c.getInt(restoredIndex); 2139 final boolean isIdValid = (restoreStatus & 2140 LauncherAppWidgetInfo.FLAG_ID_NOT_VALID) == 0; 2141 final boolean wasProviderReady = (restoreStatus & 2142 LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) == 0; 2143 2144 final LauncherAppWidgetProviderInfo provider = 2145 LauncherModel.getProviderInfo(context, 2146 ComponentName.unflattenFromString(savedProvider), 2147 user); 2148 2149 final boolean isProviderReady = isValidProvider(provider); 2150 if (!isSafeMode && !customWidget && 2151 wasProviderReady && !isProviderReady) { 2152 String log = "Deleting widget that isn't installed anymore: " 2153 + "id=" + id + " appWidgetId=" + appWidgetId; 2154 2155 Log.e(TAG, log); 2156 Launcher.addDumpLog(TAG, log, false); 2157 itemsToRemove.add(id); 2158 } else { 2159 if (isProviderReady) { 2160 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2161 provider.provider); 2162 2163 // The provider is available. So the widget is either 2164 // available or not available. We do not need to track 2165 // any future restore updates. 2166 int status = restoreStatus & 2167 ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2168 if (!wasProviderReady) { 2169 // If provider was not previously ready, update the 2170 // status and UI flag. 2171 2172 // Id would be valid only if the widget restore broadcast was received. 2173 if (isIdValid) { 2174 status = LauncherAppWidgetInfo.FLAG_UI_NOT_READY; 2175 } else { 2176 status &= ~LauncherAppWidgetInfo 2177 .FLAG_PROVIDER_NOT_READY; 2178 } 2179 } 2180 appWidgetInfo.restoreStatus = status; 2181 } else { 2182 Log.v(TAG, "Widget restore pending id=" + id 2183 + " appWidgetId=" + appWidgetId 2184 + " status =" + restoreStatus); 2185 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2186 component); 2187 appWidgetInfo.restoreStatus = restoreStatus; 2188 Integer installProgress = installingPkgs.get(component.getPackageName()); 2189 2190 if ((restoreStatus & LauncherAppWidgetInfo.FLAG_RESTORE_STARTED) != 0) { 2191 // Restore has started once. 2192 } else if (installProgress != null) { 2193 // App restore has started. Update the flag 2194 appWidgetInfo.restoreStatus |= 2195 LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2196 } else if (REMOVE_UNRESTORED_ICONS && !isSafeMode) { 2197 Launcher.addDumpLog(TAG, 2198 "Unrestored widget removed: " + component, true); 2199 itemsToRemove.add(id); 2200 continue; 2201 } 2202 2203 appWidgetInfo.installProgress = 2204 installProgress == null ? 0 : installProgress; 2205 } 2206 2207 appWidgetInfo.id = id; 2208 appWidgetInfo.screenId = c.getInt(screenIndex); 2209 appWidgetInfo.cellX = c.getInt(cellXIndex); 2210 appWidgetInfo.cellY = c.getInt(cellYIndex); 2211 appWidgetInfo.spanX = c.getInt(spanXIndex); 2212 appWidgetInfo.spanY = c.getInt(spanYIndex); 2213 appWidgetInfo.user = user; 2214 2215 if (container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 2216 container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2217 Log.e(TAG, "Widget found where container != " + 2218 "CONTAINER_DESKTOP nor CONTAINER_HOTSEAT - ignoring!"); 2219 itemsToRemove.add(id); 2220 continue; 2221 } 2222 2223 appWidgetInfo.container = container; 2224 // check & update map of what's occupied 2225 if (!checkItemPlacement(occupied, appWidgetInfo, sBgWorkspaceScreens)) { 2226 itemsToRemove.add(id); 2227 break; 2228 } 2229 2230 if (!customWidget) { 2231 String providerName = 2232 appWidgetInfo.providerName.flattenToString(); 2233 if (!providerName.equals(savedProvider) || 2234 (appWidgetInfo.restoreStatus != restoreStatus)) { 2235 ContentValues values = new ContentValues(); 2236 values.put( 2237 LauncherSettings.Favorites.APPWIDGET_PROVIDER, 2238 providerName); 2239 values.put(LauncherSettings.Favorites.RESTORED, 2240 appWidgetInfo.restoreStatus); 2241 updateItem(id, values); 2242 } 2243 } 2244 sBgItemsIdMap.put(appWidgetInfo.id, appWidgetInfo); 2245 sBgAppWidgets.add(appWidgetInfo); 2246 } 2247 break; 2248 } 2249 } catch (Exception e) { 2250 Launcher.addDumpLog(TAG, "Desktop items loading interrupted", e, true); 2251 } 2252 } 2253 } finally { 2254 if (c != null) { 2255 c.close(); 2256 } 2257 } 2258 2259 // Break early if we've stopped loading 2260 if (mStopped) { 2261 clearSBgDataStructures(); 2262 return; 2263 } 2264 2265 if (itemsToRemove.size() > 0) { 2266 // Remove dead items 2267 contentResolver.delete(LauncherSettings.Favorites.CONTENT_URI, 2268 Utilities.createDbSelectionQuery( 2269 LauncherSettings.Favorites._ID, itemsToRemove), null); 2270 if (DEBUG_LOADERS) { 2271 Log.d(TAG, "Removed = " + Utilities.createDbSelectionQuery( 2272 LauncherSettings.Favorites._ID, itemsToRemove)); 2273 } 2274 2275 // Remove any empty folder 2276 for (long folderId : LauncherAppState.getLauncherProvider() 2277 .deleteEmptyFolders()) { 2278 sBgWorkspaceItems.remove(sBgFolders.get(folderId)); 2279 sBgFolders.remove(folderId); 2280 sBgItemsIdMap.remove(folderId); 2281 } 2282 } 2283 2284 // Sort all the folder items and make sure the first 3 items are high resolution. 2285 for (FolderInfo folder : sBgFolders) { 2286 Collections.sort(folder.contents, Folder.ITEM_POS_COMPARATOR); 2287 int pos = 0; 2288 for (ShortcutInfo info : folder.contents) { 2289 if (info.usingLowResIcon) { 2290 info.updateIcon(mIconCache, false); 2291 } 2292 pos ++; 2293 if (pos >= FolderIcon.NUM_ITEMS_IN_PREVIEW) { 2294 break; 2295 } 2296 } 2297 } 2298 2299 if (restoredRows.size() > 0) { 2300 // Update restored items that no longer require special handling 2301 ContentValues values = new ContentValues(); 2302 values.put(LauncherSettings.Favorites.RESTORED, 0); 2303 contentResolver.update(LauncherSettings.Favorites.CONTENT_URI, values, 2304 Utilities.createDbSelectionQuery( 2305 LauncherSettings.Favorites._ID, restoredRows), null); 2306 } 2307 2308 if (!isSdCardReady && !sPendingPackages.isEmpty()) { 2309 context.registerReceiver(new AppsAvailabilityCheck(), 2310 new IntentFilter(StartupReceiver.SYSTEM_READY), 2311 null, sWorker); 2312 } 2313 2314 // Remove any empty screens 2315 ArrayList<Long> unusedScreens = new ArrayList<Long>(sBgWorkspaceScreens); 2316 for (ItemInfo item: sBgItemsIdMap) { 2317 long screenId = item.screenId; 2318 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2319 unusedScreens.contains(screenId)) { 2320 unusedScreens.remove(screenId); 2321 } 2322 } 2323 2324 // If there are any empty screens remove them, and update. 2325 if (unusedScreens.size() != 0) { 2326 sBgWorkspaceScreens.removeAll(unusedScreens); 2327 updateWorkspaceScreenOrder(context, sBgWorkspaceScreens); 2328 } 2329 2330 if (DEBUG_LOADERS) { 2331 Log.d(TAG, "loaded workspace in " + (SystemClock.uptimeMillis()-t) + "ms"); 2332 Log.d(TAG, "workspace layout: "); 2333 int nScreens = occupied.size(); 2334 for (int y = 0; y < countY; y++) { 2335 String line = ""; 2336 2337 for (int i = 0; i < nScreens; i++) { 2338 long screenId = occupied.keyAt(i); 2339 if (screenId > 0) { 2340 line += " | "; 2341 } 2342 ItemInfo[][] screen = occupied.valueAt(i); 2343 for (int x = 0; x < countX; x++) { 2344 if (x < screen.length && y < screen[x].length) { 2345 line += (screen[x][y] != null) ? "#" : "."; 2346 } else { 2347 line += "!"; 2348 } 2349 } 2350 } 2351 Log.d(TAG, "[ " + line + " ]"); 2352 } 2353 } 2354 } 2355 } 2356 2357 /** 2358 * Partially updates the item without any notification. Must be called on the worker thread. 2359 */ 2360 private void updateItem(long itemId, ContentValues update) { 2361 mContext.getContentResolver().update( 2362 LauncherSettings.Favorites.CONTENT_URI, 2363 update, 2364 BaseColumns._ID + "= ?", 2365 new String[]{Long.toString(itemId)}); 2366 } 2367 2368 /** Filters the set of items who are directly or indirectly (via another container) on the 2369 * specified screen. */ 2370 private void filterCurrentWorkspaceItems(long currentScreenId, 2371 ArrayList<ItemInfo> allWorkspaceItems, 2372 ArrayList<ItemInfo> currentScreenItems, 2373 ArrayList<ItemInfo> otherScreenItems) { 2374 // Purge any null ItemInfos 2375 Iterator<ItemInfo> iter = allWorkspaceItems.iterator(); 2376 while (iter.hasNext()) { 2377 ItemInfo i = iter.next(); 2378 if (i == null) { 2379 iter.remove(); 2380 } 2381 } 2382 2383 // Order the set of items by their containers first, this allows use to walk through the 2384 // list sequentially, build up a list of containers that are in the specified screen, 2385 // as well as all items in those containers. 2386 Set<Long> itemsOnScreen = new HashSet<Long>(); 2387 Collections.sort(allWorkspaceItems, new Comparator<ItemInfo>() { 2388 @Override 2389 public int compare(ItemInfo lhs, ItemInfo rhs) { 2390 return (int) (lhs.container - rhs.container); 2391 } 2392 }); 2393 for (ItemInfo info : allWorkspaceItems) { 2394 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 2395 if (info.screenId == currentScreenId) { 2396 currentScreenItems.add(info); 2397 itemsOnScreen.add(info.id); 2398 } else { 2399 otherScreenItems.add(info); 2400 } 2401 } else if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2402 currentScreenItems.add(info); 2403 itemsOnScreen.add(info.id); 2404 } else { 2405 if (itemsOnScreen.contains(info.container)) { 2406 currentScreenItems.add(info); 2407 itemsOnScreen.add(info.id); 2408 } else { 2409 otherScreenItems.add(info); 2410 } 2411 } 2412 } 2413 } 2414 2415 /** Filters the set of widgets which are on the specified screen. */ 2416 private void filterCurrentAppWidgets(long currentScreenId, 2417 ArrayList<LauncherAppWidgetInfo> appWidgets, 2418 ArrayList<LauncherAppWidgetInfo> currentScreenWidgets, 2419 ArrayList<LauncherAppWidgetInfo> otherScreenWidgets) { 2420 2421 for (LauncherAppWidgetInfo widget : appWidgets) { 2422 if (widget == null) continue; 2423 if (widget.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2424 widget.screenId == currentScreenId) { 2425 currentScreenWidgets.add(widget); 2426 } else { 2427 otherScreenWidgets.add(widget); 2428 } 2429 } 2430 } 2431 2432 /** Filters the set of folders which are on the specified screen. */ 2433 private void filterCurrentFolders(long currentScreenId, 2434 LongArrayMap<ItemInfo> itemsIdMap, 2435 LongArrayMap<FolderInfo> folders, 2436 LongArrayMap<FolderInfo> currentScreenFolders, 2437 LongArrayMap<FolderInfo> otherScreenFolders) { 2438 2439 int total = folders.size(); 2440 for (int i = 0; i < total; i++) { 2441 long id = folders.keyAt(i); 2442 FolderInfo folder = folders.valueAt(i); 2443 2444 ItemInfo info = itemsIdMap.get(id); 2445 if (info == null || folder == null) continue; 2446 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2447 info.screenId == currentScreenId) { 2448 currentScreenFolders.put(id, folder); 2449 } else { 2450 otherScreenFolders.put(id, folder); 2451 } 2452 } 2453 } 2454 2455 /** Sorts the set of items by hotseat, workspace (spatially from top to bottom, left to 2456 * right) */ 2457 private void sortWorkspaceItemsSpatially(ArrayList<ItemInfo> workspaceItems) { 2458 final LauncherAppState app = LauncherAppState.getInstance(); 2459 final InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 2460 // XXX: review this 2461 Collections.sort(workspaceItems, new Comparator<ItemInfo>() { 2462 @Override 2463 public int compare(ItemInfo lhs, ItemInfo rhs) { 2464 int cellCountX = (int) profile.numColumns; 2465 int cellCountY = (int) profile.numRows; 2466 int screenOffset = cellCountX * cellCountY; 2467 int containerOffset = screenOffset * (Launcher.SCREEN_COUNT + 1); // +1 hotseat 2468 long lr = (lhs.container * containerOffset + lhs.screenId * screenOffset + 2469 lhs.cellY * cellCountX + lhs.cellX); 2470 long rr = (rhs.container * containerOffset + rhs.screenId * screenOffset + 2471 rhs.cellY * cellCountX + rhs.cellX); 2472 return (int) (lr - rr); 2473 } 2474 }); 2475 } 2476 2477 private void bindWorkspaceScreens(final Callbacks oldCallbacks, 2478 final ArrayList<Long> orderedScreens) { 2479 final Runnable r = new Runnable() { 2480 @Override 2481 public void run() { 2482 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2483 if (callbacks != null) { 2484 callbacks.bindScreens(orderedScreens); 2485 } 2486 } 2487 }; 2488 runOnMainThread(r); 2489 } 2490 2491 private void bindWorkspaceItems(final Callbacks oldCallbacks, 2492 final ArrayList<ItemInfo> workspaceItems, 2493 final ArrayList<LauncherAppWidgetInfo> appWidgets, 2494 final LongArrayMap<FolderInfo> folders, 2495 ArrayList<Runnable> deferredBindRunnables) { 2496 2497 final boolean postOnMainThread = (deferredBindRunnables != null); 2498 2499 // Bind the workspace items 2500 int N = workspaceItems.size(); 2501 for (int i = 0; i < N; i += ITEMS_CHUNK) { 2502 final int start = i; 2503 final int chunkSize = (i+ITEMS_CHUNK <= N) ? ITEMS_CHUNK : (N-i); 2504 final Runnable r = new Runnable() { 2505 @Override 2506 public void run() { 2507 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2508 if (callbacks != null) { 2509 callbacks.bindItems(workspaceItems, start, start+chunkSize, 2510 false); 2511 } 2512 } 2513 }; 2514 if (postOnMainThread) { 2515 synchronized (deferredBindRunnables) { 2516 deferredBindRunnables.add(r); 2517 } 2518 } else { 2519 runOnMainThread(r); 2520 } 2521 } 2522 2523 // Bind the folders 2524 if (!folders.isEmpty()) { 2525 final Runnable r = new Runnable() { 2526 public void run() { 2527 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2528 if (callbacks != null) { 2529 callbacks.bindFolders(folders); 2530 } 2531 } 2532 }; 2533 if (postOnMainThread) { 2534 synchronized (deferredBindRunnables) { 2535 deferredBindRunnables.add(r); 2536 } 2537 } else { 2538 runOnMainThread(r); 2539 } 2540 } 2541 2542 // Bind the widgets, one at a time 2543 N = appWidgets.size(); 2544 for (int i = 0; i < N; i++) { 2545 final LauncherAppWidgetInfo widget = appWidgets.get(i); 2546 final Runnable r = new Runnable() { 2547 public void run() { 2548 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2549 if (callbacks != null) { 2550 callbacks.bindAppWidget(widget); 2551 } 2552 } 2553 }; 2554 if (postOnMainThread) { 2555 deferredBindRunnables.add(r); 2556 } else { 2557 runOnMainThread(r); 2558 } 2559 } 2560 } 2561 2562 /** 2563 * Binds all loaded data to actual views on the main thread. 2564 */ 2565 private void bindWorkspace(int synchronizeBindPage) { 2566 final long t = SystemClock.uptimeMillis(); 2567 Runnable r; 2568 2569 // Don't use these two variables in any of the callback runnables. 2570 // Otherwise we hold a reference to them. 2571 final Callbacks oldCallbacks = mCallbacks.get(); 2572 if (oldCallbacks == null) { 2573 // This launcher has exited and nobody bothered to tell us. Just bail. 2574 Log.w(TAG, "LoaderTask running with no launcher"); 2575 return; 2576 } 2577 2578 // Save a copy of all the bg-thread collections 2579 ArrayList<ItemInfo> workspaceItems = new ArrayList<ItemInfo>(); 2580 ArrayList<LauncherAppWidgetInfo> appWidgets = 2581 new ArrayList<LauncherAppWidgetInfo>(); 2582 ArrayList<Long> orderedScreenIds = new ArrayList<Long>(); 2583 2584 final LongArrayMap<FolderInfo> folders; 2585 final LongArrayMap<ItemInfo> itemsIdMap; 2586 2587 synchronized (sBgLock) { 2588 workspaceItems.addAll(sBgWorkspaceItems); 2589 appWidgets.addAll(sBgAppWidgets); 2590 orderedScreenIds.addAll(sBgWorkspaceScreens); 2591 2592 folders = sBgFolders.clone(); 2593 itemsIdMap = sBgItemsIdMap.clone(); 2594 } 2595 2596 final boolean isLoadingSynchronously = 2597 synchronizeBindPage != PagedView.INVALID_RESTORE_PAGE; 2598 int currScreen = isLoadingSynchronously ? synchronizeBindPage : 2599 oldCallbacks.getCurrentWorkspaceScreen(); 2600 if (currScreen >= orderedScreenIds.size()) { 2601 // There may be no workspace screens (just hotseat items and an empty page). 2602 currScreen = PagedView.INVALID_RESTORE_PAGE; 2603 } 2604 final int currentScreen = currScreen; 2605 final long currentScreenId = currentScreen < 0 2606 ? INVALID_SCREEN_ID : orderedScreenIds.get(currentScreen); 2607 2608 // Load all the items that are on the current page first (and in the process, unbind 2609 // all the existing workspace items before we call startBinding() below. 2610 unbindWorkspaceItemsOnMainThread(); 2611 2612 // Separate the items that are on the current screen, and all the other remaining items 2613 ArrayList<ItemInfo> currentWorkspaceItems = new ArrayList<ItemInfo>(); 2614 ArrayList<ItemInfo> otherWorkspaceItems = new ArrayList<ItemInfo>(); 2615 ArrayList<LauncherAppWidgetInfo> currentAppWidgets = 2616 new ArrayList<LauncherAppWidgetInfo>(); 2617 ArrayList<LauncherAppWidgetInfo> otherAppWidgets = 2618 new ArrayList<LauncherAppWidgetInfo>(); 2619 LongArrayMap<FolderInfo> currentFolders = new LongArrayMap<>(); 2620 LongArrayMap<FolderInfo> otherFolders = new LongArrayMap<>(); 2621 2622 filterCurrentWorkspaceItems(currentScreenId, workspaceItems, currentWorkspaceItems, 2623 otherWorkspaceItems); 2624 filterCurrentAppWidgets(currentScreenId, appWidgets, currentAppWidgets, 2625 otherAppWidgets); 2626 filterCurrentFolders(currentScreenId, itemsIdMap, folders, currentFolders, 2627 otherFolders); 2628 sortWorkspaceItemsSpatially(currentWorkspaceItems); 2629 sortWorkspaceItemsSpatially(otherWorkspaceItems); 2630 2631 // Tell the workspace that we're about to start binding items 2632 r = new Runnable() { 2633 public void run() { 2634 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2635 if (callbacks != null) { 2636 callbacks.startBinding(); 2637 } 2638 } 2639 }; 2640 runOnMainThread(r); 2641 2642 bindWorkspaceScreens(oldCallbacks, orderedScreenIds); 2643 2644 // Load items on the current page 2645 bindWorkspaceItems(oldCallbacks, currentWorkspaceItems, currentAppWidgets, 2646 currentFolders, null); 2647 if (isLoadingSynchronously) { 2648 r = new Runnable() { 2649 public void run() { 2650 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2651 if (callbacks != null && currentScreen != PagedView.INVALID_RESTORE_PAGE) { 2652 callbacks.onPageBoundSynchronously(currentScreen); 2653 } 2654 } 2655 }; 2656 runOnMainThread(r); 2657 } 2658 2659 // Load all the remaining pages (if we are loading synchronously, we want to defer this 2660 // work until after the first render) 2661 synchronized (mDeferredBindRunnables) { 2662 mDeferredBindRunnables.clear(); 2663 } 2664 bindWorkspaceItems(oldCallbacks, otherWorkspaceItems, otherAppWidgets, otherFolders, 2665 (isLoadingSynchronously ? mDeferredBindRunnables : null)); 2666 2667 // Tell the workspace that we're done binding items 2668 r = new Runnable() { 2669 public void run() { 2670 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2671 if (callbacks != null) { 2672 callbacks.finishBindingItems(); 2673 } 2674 2675 mIsLoadingAndBindingWorkspace = false; 2676 2677 // Run all the bind complete runnables after workspace is bound. 2678 if (!mBindCompleteRunnables.isEmpty()) { 2679 synchronized (mBindCompleteRunnables) { 2680 for (final Runnable r : mBindCompleteRunnables) { 2681 runOnWorkerThread(r); 2682 } 2683 mBindCompleteRunnables.clear(); 2684 } 2685 } 2686 2687 // If we're profiling, ensure this is the last thing in the queue. 2688 if (DEBUG_LOADERS) { 2689 Log.d(TAG, "bound workspace in " 2690 + (SystemClock.uptimeMillis()-t) + "ms"); 2691 } 2692 2693 } 2694 }; 2695 if (isLoadingSynchronously) { 2696 synchronized (mDeferredBindRunnables) { 2697 mDeferredBindRunnables.add(r); 2698 } 2699 } else { 2700 runOnMainThread(r); 2701 } 2702 } 2703 2704 private void loadAndBindAllApps() { 2705 if (DEBUG_LOADERS) { 2706 Log.d(TAG, "loadAndBindAllApps mAllAppsLoaded=" + mAllAppsLoaded); 2707 } 2708 if (!mAllAppsLoaded) { 2709 loadAllApps(); 2710 synchronized (LoaderTask.this) { 2711 if (mStopped) { 2712 return; 2713 } 2714 } 2715 updateIconCache(); 2716 synchronized (LoaderTask.this) { 2717 if (mStopped) { 2718 return; 2719 } 2720 mAllAppsLoaded = true; 2721 } 2722 } else { 2723 onlyBindAllApps(); 2724 } 2725 } 2726 2727 private void updateIconCache() { 2728 // Ignore packages which have a promise icon. 2729 HashSet<String> packagesToIgnore = new HashSet<>(); 2730 synchronized (sBgLock) { 2731 for (ItemInfo info : sBgItemsIdMap) { 2732 if (info instanceof ShortcutInfo) { 2733 ShortcutInfo si = (ShortcutInfo) info; 2734 if (si.isPromise() && si.getTargetComponent() != null) { 2735 packagesToIgnore.add(si.getTargetComponent().getPackageName()); 2736 } 2737 } else if (info instanceof LauncherAppWidgetInfo) { 2738 LauncherAppWidgetInfo lawi = (LauncherAppWidgetInfo) info; 2739 if (lawi.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)) { 2740 packagesToIgnore.add(lawi.providerName.getPackageName()); 2741 } 2742 } 2743 } 2744 } 2745 mIconCache.updateDbIcons(packagesToIgnore); 2746 } 2747 2748 private void onlyBindAllApps() { 2749 final Callbacks oldCallbacks = mCallbacks.get(); 2750 if (oldCallbacks == null) { 2751 // This launcher has exited and nobody bothered to tell us. Just bail. 2752 Log.w(TAG, "LoaderTask running with no launcher (onlyBindAllApps)"); 2753 return; 2754 } 2755 2756 // shallow copy 2757 @SuppressWarnings("unchecked") 2758 final ArrayList<AppInfo> list 2759 = (ArrayList<AppInfo>) mBgAllAppsList.data.clone(); 2760 final WidgetsModel widgetList = mBgWidgetsModel.clone(); 2761 Runnable r = new Runnable() { 2762 public void run() { 2763 final long t = SystemClock.uptimeMillis(); 2764 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2765 if (callbacks != null) { 2766 callbacks.bindAllApplications(list); 2767 callbacks.bindAllPackages(widgetList); 2768 } 2769 if (DEBUG_LOADERS) { 2770 Log.d(TAG, "bound all " + list.size() + " apps from cache in " 2771 + (SystemClock.uptimeMillis()-t) + "ms"); 2772 } 2773 } 2774 }; 2775 boolean isRunningOnMainThread = !(sWorkerThread.getThreadId() == Process.myTid()); 2776 if (isRunningOnMainThread) { 2777 r.run(); 2778 } else { 2779 mHandler.post(r); 2780 } 2781 } 2782 2783 private void loadAllApps() { 2784 final long loadTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2785 2786 final Callbacks oldCallbacks = mCallbacks.get(); 2787 if (oldCallbacks == null) { 2788 // This launcher has exited and nobody bothered to tell us. Just bail. 2789 Log.w(TAG, "LoaderTask running with no launcher (loadAllApps)"); 2790 return; 2791 } 2792 2793 final List<UserHandleCompat> profiles = mUserManager.getUserProfiles(); 2794 2795 // Clear the list of apps 2796 mBgAllAppsList.clear(); 2797 for (UserHandleCompat user : profiles) { 2798 // Query for the set of apps 2799 final long qiaTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2800 final List<LauncherActivityInfoCompat> apps = mLauncherApps.getActivityList(null, user); 2801 if (DEBUG_LOADERS) { 2802 Log.d(TAG, "getActivityList took " 2803 + (SystemClock.uptimeMillis()-qiaTime) + "ms for user " + user); 2804 Log.d(TAG, "getActivityList got " + apps.size() + " apps for user " + user); 2805 } 2806 // Fail if we don't have any apps 2807 // TODO: Fix this. Only fail for the current user. 2808 if (apps == null || apps.isEmpty()) { 2809 return; 2810 } 2811 2812 // Create the ApplicationInfos 2813 for (int i = 0; i < apps.size(); i++) { 2814 LauncherActivityInfoCompat app = apps.get(i); 2815 // This builds the icon bitmaps. 2816 mBgAllAppsList.add(new AppInfo(mContext, app, user, mIconCache)); 2817 } 2818 2819 final ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(mContext, user); 2820 if (heuristic != null) { 2821 final Runnable r = new Runnable() { 2822 2823 @Override 2824 public void run() { 2825 heuristic.processUserApps(apps); 2826 } 2827 }; 2828 runOnMainThread(new Runnable() { 2829 2830 @Override 2831 public void run() { 2832 // Check isLoadingWorkspace on the UI thread, as it is updated on 2833 // the UI thread. 2834 if (mIsLoadingAndBindingWorkspace) { 2835 synchronized (mBindCompleteRunnables) { 2836 mBindCompleteRunnables.add(r); 2837 } 2838 } else { 2839 runOnWorkerThread(r); 2840 } 2841 } 2842 }); 2843 } 2844 } 2845 // Huh? Shouldn't this be inside the Runnable below? 2846 final ArrayList<AppInfo> added = mBgAllAppsList.added; 2847 mBgAllAppsList.added = new ArrayList<AppInfo>(); 2848 2849 // Post callback on main thread 2850 mHandler.post(new Runnable() { 2851 public void run() { 2852 2853 final long bindTime = SystemClock.uptimeMillis(); 2854 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2855 if (callbacks != null) { 2856 callbacks.bindAllApplications(added); 2857 if (DEBUG_LOADERS) { 2858 Log.d(TAG, "bound " + added.size() + " apps in " 2859 + (SystemClock.uptimeMillis() - bindTime) + "ms"); 2860 } 2861 } else { 2862 Log.i(TAG, "not binding apps: no Launcher activity"); 2863 } 2864 } 2865 }); 2866 // Cleanup any data stored for a deleted user. 2867 ManagedProfileHeuristic.processAllUsers(profiles, mContext); 2868 2869 loadAndBindWidgetsAndShortcuts(tryGetCallbacks(oldCallbacks), true /* refresh */); 2870 if (DEBUG_LOADERS) { 2871 Log.d(TAG, "Icons processed in " 2872 + (SystemClock.uptimeMillis() - loadTime) + "ms"); 2873 } 2874 } 2875 2876 public void dumpState() { 2877 synchronized (sBgLock) { 2878 Log.d(TAG, "mLoaderTask.mContext=" + mContext); 2879 Log.d(TAG, "mLoaderTask.mStopped=" + mStopped); 2880 Log.d(TAG, "mLoaderTask.mLoadAndBindStepFinished=" + mLoadAndBindStepFinished); 2881 Log.d(TAG, "mItems size=" + sBgWorkspaceItems.size()); 2882 } 2883 } 2884 } 2885 2886 /** 2887 * Called when the icons for packages have been updated in the icon cache. 2888 */ 2889 public void onPackageIconsUpdated(HashSet<String> updatedPackages, UserHandleCompat user) { 2890 final Callbacks callbacks = getCallback(); 2891 final ArrayList<AppInfo> updatedApps = new ArrayList<>(); 2892 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<>(); 2893 2894 // If any package icon has changed (app was updated while launcher was dead), 2895 // update the corresponding shortcuts. 2896 synchronized (sBgLock) { 2897 for (ItemInfo info : sBgItemsIdMap) { 2898 if (info instanceof ShortcutInfo && user.equals(info.user) 2899 && info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 2900 ShortcutInfo si = (ShortcutInfo) info; 2901 ComponentName cn = si.getTargetComponent(); 2902 if (cn != null && updatedPackages.contains(cn.getPackageName())) { 2903 si.updateIcon(mIconCache); 2904 updatedShortcuts.add(si); 2905 } 2906 } 2907 } 2908 mBgAllAppsList.updateIconsAndLabels(updatedPackages, user, updatedApps); 2909 } 2910 2911 if (!updatedShortcuts.isEmpty()) { 2912 final UserHandleCompat userFinal = user; 2913 mHandler.post(new Runnable() { 2914 2915 public void run() { 2916 Callbacks cb = getCallback(); 2917 if (cb != null && callbacks == cb) { 2918 cb.bindShortcutsChanged(updatedShortcuts, 2919 new ArrayList<ShortcutInfo>(), userFinal); 2920 } 2921 } 2922 }); 2923 } 2924 2925 if (!updatedApps.isEmpty()) { 2926 mHandler.post(new Runnable() { 2927 2928 public void run() { 2929 Callbacks cb = getCallback(); 2930 if (cb != null && callbacks == cb) { 2931 cb.bindAppsUpdated(updatedApps); 2932 } 2933 } 2934 }); 2935 } 2936 2937 // Reload widget list. No need to refresh, as we only want to update the icons and labels. 2938 loadAndBindWidgetsAndShortcuts(callbacks, false); 2939 } 2940 2941 void enqueuePackageUpdated(PackageUpdatedTask task) { 2942 sWorker.post(task); 2943 } 2944 2945 @Thunk class AppsAvailabilityCheck extends BroadcastReceiver { 2946 2947 @Override 2948 public void onReceive(Context context, Intent intent) { 2949 synchronized (sBgLock) { 2950 final LauncherAppsCompat launcherApps = LauncherAppsCompat 2951 .getInstance(mApp.getContext()); 2952 final PackageManager manager = context.getPackageManager(); 2953 final ArrayList<String> packagesRemoved = new ArrayList<String>(); 2954 final ArrayList<String> packagesUnavailable = new ArrayList<String>(); 2955 for (Entry<UserHandleCompat, HashSet<String>> entry : sPendingPackages.entrySet()) { 2956 UserHandleCompat user = entry.getKey(); 2957 packagesRemoved.clear(); 2958 packagesUnavailable.clear(); 2959 for (String pkg : entry.getValue()) { 2960 if (!launcherApps.isPackageEnabledForProfile(pkg, user)) { 2961 boolean packageOnSdcard = launcherApps.isAppEnabled( 2962 manager, pkg, PackageManager.GET_UNINSTALLED_PACKAGES); 2963 if (packageOnSdcard) { 2964 Launcher.addDumpLog(TAG, "Package found on sd-card: " + pkg, true); 2965 packagesUnavailable.add(pkg); 2966 } else { 2967 Launcher.addDumpLog(TAG, "Package not found: " + pkg, true); 2968 packagesRemoved.add(pkg); 2969 } 2970 } 2971 } 2972 if (!packagesRemoved.isEmpty()) { 2973 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_REMOVE, 2974 packagesRemoved.toArray(new String[packagesRemoved.size()]), user)); 2975 } 2976 if (!packagesUnavailable.isEmpty()) { 2977 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UNAVAILABLE, 2978 packagesUnavailable.toArray(new String[packagesUnavailable.size()]), user)); 2979 } 2980 } 2981 sPendingPackages.clear(); 2982 } 2983 } 2984 } 2985 2986 private class PackageUpdatedTask implements Runnable { 2987 int mOp; 2988 String[] mPackages; 2989 UserHandleCompat mUser; 2990 2991 public static final int OP_NONE = 0; 2992 public static final int OP_ADD = 1; 2993 public static final int OP_UPDATE = 2; 2994 public static final int OP_REMOVE = 3; // uninstlled 2995 public static final int OP_UNAVAILABLE = 4; // external media unmounted 2996 2997 2998 public PackageUpdatedTask(int op, String[] packages, UserHandleCompat user) { 2999 mOp = op; 3000 mPackages = packages; 3001 mUser = user; 3002 } 3003 3004 public void run() { 3005 if (!mHasLoaderCompletedOnce) { 3006 // Loader has not yet run. 3007 return; 3008 } 3009 final Context context = mApp.getContext(); 3010 3011 final String[] packages = mPackages; 3012 final int N = packages.length; 3013 switch (mOp) { 3014 case OP_ADD: { 3015 for (int i=0; i<N; i++) { 3016 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.addPackage " + packages[i]); 3017 mIconCache.updateIconsForPkg(packages[i], mUser); 3018 mBgAllAppsList.addPackage(context, packages[i], mUser); 3019 } 3020 3021 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 3022 if (heuristic != null) { 3023 heuristic.processPackageAdd(mPackages); 3024 } 3025 break; 3026 } 3027 case OP_UPDATE: 3028 for (int i=0; i<N; i++) { 3029 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.updatePackage " + packages[i]); 3030 mIconCache.updateIconsForPkg(packages[i], mUser); 3031 mBgAllAppsList.updatePackage(context, packages[i], mUser); 3032 mApp.getWidgetCache().removePackage(packages[i], mUser); 3033 } 3034 break; 3035 case OP_REMOVE: { 3036 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 3037 if (heuristic != null) { 3038 heuristic.processPackageRemoved(mPackages); 3039 } 3040 for (int i=0; i<N; i++) { 3041 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 3042 mIconCache.removeIconsForPkg(packages[i], mUser); 3043 } 3044 // Fall through 3045 } 3046 case OP_UNAVAILABLE: 3047 for (int i=0; i<N; i++) { 3048 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 3049 mBgAllAppsList.removePackage(packages[i], mUser); 3050 mApp.getWidgetCache().removePackage(packages[i], mUser); 3051 } 3052 break; 3053 } 3054 3055 ArrayList<AppInfo> added = null; 3056 ArrayList<AppInfo> modified = null; 3057 final ArrayList<AppInfo> removedApps = new ArrayList<AppInfo>(); 3058 3059 if (mBgAllAppsList.added.size() > 0) { 3060 added = new ArrayList<AppInfo>(mBgAllAppsList.added); 3061 mBgAllAppsList.added.clear(); 3062 } 3063 if (mBgAllAppsList.modified.size() > 0) { 3064 modified = new ArrayList<AppInfo>(mBgAllAppsList.modified); 3065 mBgAllAppsList.modified.clear(); 3066 } 3067 if (mBgAllAppsList.removed.size() > 0) { 3068 removedApps.addAll(mBgAllAppsList.removed); 3069 mBgAllAppsList.removed.clear(); 3070 } 3071 3072 final Callbacks callbacks = getCallback(); 3073 if (callbacks == null) { 3074 Log.w(TAG, "Nobody to tell about the new app. Launcher is probably loading."); 3075 return; 3076 } 3077 3078 final HashMap<ComponentName, AppInfo> addedOrUpdatedApps = 3079 new HashMap<ComponentName, AppInfo>(); 3080 3081 if (added != null) { 3082 addAppsToAllApps(context, added); 3083 for (AppInfo ai : added) { 3084 addedOrUpdatedApps.put(ai.componentName, ai); 3085 } 3086 } 3087 3088 if (modified != null) { 3089 final ArrayList<AppInfo> modifiedFinal = modified; 3090 for (AppInfo ai : modified) { 3091 addedOrUpdatedApps.put(ai.componentName, ai); 3092 } 3093 3094 mHandler.post(new Runnable() { 3095 public void run() { 3096 Callbacks cb = getCallback(); 3097 if (callbacks == cb && cb != null) { 3098 callbacks.bindAppsUpdated(modifiedFinal); 3099 } 3100 } 3101 }); 3102 } 3103 3104 // Update shortcut infos 3105 if (mOp == OP_ADD || mOp == OP_UPDATE) { 3106 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<ShortcutInfo>(); 3107 final ArrayList<ShortcutInfo> removedShortcuts = new ArrayList<ShortcutInfo>(); 3108 final ArrayList<LauncherAppWidgetInfo> widgets = new ArrayList<LauncherAppWidgetInfo>(); 3109 3110 HashSet<String> packageSet = new HashSet<String>(Arrays.asList(packages)); 3111 synchronized (sBgLock) { 3112 for (ItemInfo info : sBgItemsIdMap) { 3113 if (info instanceof ShortcutInfo && mUser.equals(info.user)) { 3114 ShortcutInfo si = (ShortcutInfo) info; 3115 boolean infoUpdated = false; 3116 boolean shortcutUpdated = false; 3117 3118 // Update shortcuts which use iconResource. 3119 if ((si.iconResource != null) 3120 && packageSet.contains(si.iconResource.packageName)) { 3121 Bitmap icon = Utilities.createIconBitmap( 3122 si.iconResource.packageName, 3123 si.iconResource.resourceName, context); 3124 if (icon != null) { 3125 si.setIcon(icon); 3126 si.usingFallbackIcon = false; 3127 infoUpdated = true; 3128 } 3129 } 3130 3131 ComponentName cn = si.getTargetComponent(); 3132 if (cn != null && packageSet.contains(cn.getPackageName())) { 3133 AppInfo appInfo = addedOrUpdatedApps.get(cn); 3134 3135 if (si.isPromise()) { 3136 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 3137 // Auto install icon 3138 PackageManager pm = context.getPackageManager(); 3139 ResolveInfo matched = pm.resolveActivity( 3140 new Intent(Intent.ACTION_MAIN) 3141 .setComponent(cn).addCategory(Intent.CATEGORY_LAUNCHER), 3142 PackageManager.MATCH_DEFAULT_ONLY); 3143 if (matched == null) { 3144 // Try to find the best match activity. 3145 Intent intent = pm.getLaunchIntentForPackage( 3146 cn.getPackageName()); 3147 if (intent != null) { 3148 cn = intent.getComponent(); 3149 appInfo = addedOrUpdatedApps.get(cn); 3150 } 3151 3152 if ((intent == null) || (appInfo == null)) { 3153 removedShortcuts.add(si); 3154 continue; 3155 } 3156 si.promisedIntent = intent; 3157 } 3158 } 3159 3160 // Restore the shortcut. 3161 if (appInfo != null) { 3162 si.flags = appInfo.flags; 3163 } 3164 3165 si.intent = si.promisedIntent; 3166 si.promisedIntent = null; 3167 si.status = ShortcutInfo.DEFAULT; 3168 infoUpdated = true; 3169 si.updateIcon(mIconCache); 3170 } 3171 3172 if (appInfo != null && Intent.ACTION_MAIN.equals(si.intent.getAction()) 3173 && si.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 3174 si.updateIcon(mIconCache); 3175 si.title = Utilities.trim(appInfo.title); 3176 si.contentDescription = appInfo.contentDescription; 3177 infoUpdated = true; 3178 } 3179 3180 if ((si.isDisabled & ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE) != 0) { 3181 // Since package was just updated, the target must be available now. 3182 si.isDisabled &= ~ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3183 shortcutUpdated = true; 3184 } 3185 } 3186 3187 if (infoUpdated || shortcutUpdated) { 3188 updatedShortcuts.add(si); 3189 } 3190 if (infoUpdated) { 3191 updateItemInDatabase(context, si); 3192 } 3193 } else if (info instanceof LauncherAppWidgetInfo) { 3194 LauncherAppWidgetInfo widgetInfo = (LauncherAppWidgetInfo) info; 3195 if (mUser.equals(widgetInfo.user) 3196 && widgetInfo.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) 3197 && packageSet.contains(widgetInfo.providerName.getPackageName())) { 3198 widgetInfo.restoreStatus &= 3199 ~LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY & 3200 ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 3201 3202 // adding this flag ensures that launcher shows 'click to setup' 3203 // if the widget has a config activity. In case there is no config 3204 // activity, it will be marked as 'restored' during bind. 3205 widgetInfo.restoreStatus |= LauncherAppWidgetInfo.FLAG_UI_NOT_READY; 3206 3207 widgets.add(widgetInfo); 3208 updateItemInDatabase(context, widgetInfo); 3209 } 3210 } 3211 } 3212 } 3213 3214 if (!updatedShortcuts.isEmpty() || !removedShortcuts.isEmpty()) { 3215 mHandler.post(new Runnable() { 3216 3217 public void run() { 3218 Callbacks cb = getCallback(); 3219 if (callbacks == cb && cb != null) { 3220 callbacks.bindShortcutsChanged( 3221 updatedShortcuts, removedShortcuts, mUser); 3222 } 3223 } 3224 }); 3225 if (!removedShortcuts.isEmpty()) { 3226 deleteItemsFromDatabase(context, removedShortcuts); 3227 } 3228 } 3229 if (!widgets.isEmpty()) { 3230 mHandler.post(new Runnable() { 3231 public void run() { 3232 Callbacks cb = getCallback(); 3233 if (callbacks == cb && cb != null) { 3234 callbacks.bindWidgetsRestored(widgets); 3235 } 3236 } 3237 }); 3238 } 3239 } 3240 3241 final ArrayList<String> removedPackageNames = 3242 new ArrayList<String>(); 3243 if (mOp == OP_REMOVE || mOp == OP_UNAVAILABLE) { 3244 // Mark all packages in the broadcast to be removed 3245 removedPackageNames.addAll(Arrays.asList(packages)); 3246 } else if (mOp == OP_UPDATE) { 3247 // Mark disabled packages in the broadcast to be removed 3248 for (int i=0; i<N; i++) { 3249 if (isPackageDisabled(context, packages[i], mUser)) { 3250 removedPackageNames.add(packages[i]); 3251 } 3252 } 3253 } 3254 3255 if (!removedPackageNames.isEmpty() || !removedApps.isEmpty()) { 3256 final int removeReason; 3257 if (mOp == OP_UNAVAILABLE) { 3258 removeReason = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3259 } else { 3260 // Remove all the components associated with this package 3261 for (String pn : removedPackageNames) { 3262 deletePackageFromDatabase(context, pn, mUser); 3263 } 3264 // Remove all the specific components 3265 for (AppInfo a : removedApps) { 3266 ArrayList<ItemInfo> infos = getItemInfoForComponentName(a.componentName, mUser); 3267 deleteItemsFromDatabase(context, infos); 3268 } 3269 removeReason = 0; 3270 } 3271 3272 // Remove any queued items from the install queue 3273 InstallShortcutReceiver.removeFromInstallQueue(context, removedPackageNames, mUser); 3274 // Call the components-removed callback 3275 mHandler.post(new Runnable() { 3276 public void run() { 3277 Callbacks cb = getCallback(); 3278 if (callbacks == cb && cb != null) { 3279 callbacks.bindComponentsRemoved( 3280 removedPackageNames, removedApps, mUser, removeReason); 3281 } 3282 } 3283 }); 3284 } 3285 3286 // Update widgets 3287 if (mOp == OP_ADD || mOp == OP_REMOVE || mOp == OP_UPDATE) { 3288 // Always refresh for a package event on secondary user 3289 boolean needToRefresh = !mUser.equals(UserHandleCompat.myUserHandle()); 3290 3291 // Refresh widget list, if the package already had a widget. 3292 synchronized (sBgLock) { 3293 if (sBgWidgetProviders != null) { 3294 HashSet<String> pkgSet = new HashSet<>(); 3295 Collections.addAll(pkgSet, mPackages); 3296 3297 for (ComponentKey key : sBgWidgetProviders.keySet()) { 3298 needToRefresh |= key.user.equals(mUser) && 3299 pkgSet.contains(key.componentName.getPackageName()); 3300 } 3301 } 3302 } 3303 3304 if (!needToRefresh && mOp != OP_REMOVE) { 3305 // Refresh widget list, if there is any newly added widget 3306 PackageManager pm = context.getPackageManager(); 3307 for (String pkg : mPackages) { 3308 try { 3309 List<ResolveInfo> widgets = pm.queryBroadcastReceivers( 3310 new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE) 3311 .setPackage(pkg), 0); 3312 needToRefresh |= widgets != null && !widgets.isEmpty(); 3313 } catch (RuntimeException e) { 3314 if (LauncherAppState.isDogfoodBuild()) { 3315 throw e; 3316 } 3317 // Ignore the crash. We can live with a state widget list. 3318 Log.e(TAG, "PM call failed for " + pkg, e); 3319 } 3320 } 3321 } 3322 3323 loadAndBindWidgetsAndShortcuts(callbacks, needToRefresh); 3324 } 3325 3326 // Write all the logs to disk 3327 mHandler.post(new Runnable() { 3328 public void run() { 3329 Callbacks cb = getCallback(); 3330 if (callbacks == cb && cb != null) { 3331 callbacks.dumpLogsToLocalData(); 3332 } 3333 } 3334 }); 3335 } 3336 } 3337 3338 public static List<LauncherAppWidgetProviderInfo> getWidgetProviders(Context context, 3339 boolean refresh) { 3340 ArrayList<LauncherAppWidgetProviderInfo> results = 3341 new ArrayList<LauncherAppWidgetProviderInfo>(); 3342 try { 3343 synchronized (sBgLock) { 3344 if (sBgWidgetProviders == null || refresh) { 3345 HashMap<ComponentKey, LauncherAppWidgetProviderInfo> tmpWidgetProviders 3346 = new HashMap<>(); 3347 AppWidgetManagerCompat wm = AppWidgetManagerCompat.getInstance(context); 3348 LauncherAppWidgetProviderInfo info; 3349 3350 List<AppWidgetProviderInfo> widgets = wm.getAllProviders(); 3351 for (AppWidgetProviderInfo pInfo : widgets) { 3352 info = LauncherAppWidgetProviderInfo.fromProviderInfo(context, pInfo); 3353 UserHandleCompat user = wm.getUser(info); 3354 tmpWidgetProviders.put(new ComponentKey(info.provider, user), info); 3355 } 3356 3357 Collection<CustomAppWidget> customWidgets = Launcher.getCustomAppWidgets().values(); 3358 for (CustomAppWidget widget : customWidgets) { 3359 info = new LauncherAppWidgetProviderInfo(context, widget); 3360 UserHandleCompat user = wm.getUser(info); 3361 tmpWidgetProviders.put(new ComponentKey(info.provider, user), info); 3362 } 3363 // Replace the global list at the very end, so that if there is an exception, 3364 // previously loaded provider list is used. 3365 sBgWidgetProviders = tmpWidgetProviders; 3366 } 3367 results.addAll(sBgWidgetProviders.values()); 3368 return results; 3369 } 3370 } catch (Exception e) { 3371 if (!LauncherAppState.isDogfoodBuild() && 3372 (e.getCause() instanceof TransactionTooLargeException || 3373 e.getCause() instanceof DeadObjectException)) { 3374 // the returned value may be incomplete and will not be refreshed until the next 3375 // time Launcher starts. 3376 // TODO: after figuring out a repro step, introduce a dirty bit to check when 3377 // onResume is called to refresh the widget provider list. 3378 synchronized (sBgLock) { 3379 if (sBgWidgetProviders != null) { 3380 results.addAll(sBgWidgetProviders.values()); 3381 } 3382 return results; 3383 } 3384 } else { 3385 throw e; 3386 } 3387 } 3388 } 3389 3390 public static LauncherAppWidgetProviderInfo getProviderInfo(Context ctx, ComponentName name, 3391 UserHandleCompat user) { 3392 synchronized (sBgLock) { 3393 if (sBgWidgetProviders == null) { 3394 getWidgetProviders(ctx, false /* refresh */); 3395 } 3396 return sBgWidgetProviders.get(new ComponentKey(name, user)); 3397 } 3398 } 3399 3400 public void loadAndBindWidgetsAndShortcuts(final Callbacks callbacks, final boolean refresh) { 3401 3402 runOnWorkerThread(new Runnable() { 3403 @Override 3404 public void run() { 3405 updateWidgetsModel(refresh); 3406 final WidgetsModel model = mBgWidgetsModel.clone(); 3407 3408 mHandler.post(new Runnable() { 3409 @Override 3410 public void run() { 3411 Callbacks cb = getCallback(); 3412 if (callbacks == cb && cb != null) { 3413 callbacks.bindAllPackages(model); 3414 } 3415 } 3416 }); 3417 // update the Widget entries inside DB on the worker thread. 3418 LauncherAppState.getInstance().getWidgetCache().removeObsoletePreviews( 3419 model.getRawList()); 3420 } 3421 }); 3422 } 3423 3424 /** 3425 * Returns a list of ResolveInfos/AppWidgetInfos. 3426 * 3427 * @see #loadAndBindWidgetsAndShortcuts 3428 */ 3429 @Thunk void updateWidgetsModel(boolean refresh) { 3430 PackageManager packageManager = mApp.getContext().getPackageManager(); 3431 final ArrayList<Object> widgetsAndShortcuts = new ArrayList<Object>(); 3432 widgetsAndShortcuts.addAll(getWidgetProviders(mApp.getContext(), refresh)); 3433 3434 // Update shortcut providers 3435 synchronized (sBgLock) { 3436 try { 3437 Intent shortcutsIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 3438 List<ResolveInfo> providers = packageManager.queryIntentActivities(shortcutsIntent, 0); 3439 sBgShortcutProviders = providers; 3440 } catch (RuntimeException e) { 3441 if (!LauncherAppState.isDogfoodBuild() && 3442 (e.getCause() instanceof TransactionTooLargeException || 3443 e.getCause() instanceof DeadObjectException)) { 3444 /** 3445 * Ignore exception and use the cached list if available. 3446 * Refer to {@link #getWidgetProviders(Context, boolean}} for more info. 3447 */ 3448 } else { 3449 throw e; 3450 } 3451 } 3452 if (sBgShortcutProviders != null) { 3453 widgetsAndShortcuts.addAll(sBgShortcutProviders); 3454 } 3455 } 3456 mBgWidgetsModel.setWidgetsAndShortcuts(widgetsAndShortcuts); 3457 } 3458 3459 @Thunk static boolean isPackageDisabled(Context context, String packageName, 3460 UserHandleCompat user) { 3461 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3462 return !launcherApps.isPackageEnabledForProfile(packageName, user); 3463 } 3464 3465 public static boolean isValidPackageActivity(Context context, ComponentName cn, 3466 UserHandleCompat user) { 3467 if (cn == null) { 3468 return false; 3469 } 3470 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3471 if (!launcherApps.isPackageEnabledForProfile(cn.getPackageName(), user)) { 3472 return false; 3473 } 3474 return launcherApps.isActivityEnabledForProfile(cn, user); 3475 } 3476 3477 public static boolean isValidPackage(Context context, String packageName, 3478 UserHandleCompat user) { 3479 if (packageName == null) { 3480 return false; 3481 } 3482 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3483 return launcherApps.isPackageEnabledForProfile(packageName, user); 3484 } 3485 3486 /** 3487 * Make an ShortcutInfo object for a restored application or shortcut item that points 3488 * to a package that is not yet installed on the system. 3489 */ 3490 public ShortcutInfo getRestoredItemInfo(Cursor c, int titleIndex, Intent intent, 3491 int promiseType, int itemType, CursorIconInfo iconInfo, Context context) { 3492 final ShortcutInfo info = new ShortcutInfo(); 3493 info.user = UserHandleCompat.myUserHandle(); 3494 3495 Bitmap icon = iconInfo.loadIcon(c, info, context); 3496 // the fallback icon 3497 if (icon == null) { 3498 mIconCache.getTitleAndIcon(info, intent, info.user, false /* useLowResIcon */); 3499 } else { 3500 info.setIcon(icon); 3501 } 3502 3503 if ((promiseType & ShortcutInfo.FLAG_RESTORED_ICON) != 0) { 3504 String title = (c != null) ? c.getString(titleIndex) : null; 3505 if (!TextUtils.isEmpty(title)) { 3506 info.title = Utilities.trim(title); 3507 } 3508 } else if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 3509 if (TextUtils.isEmpty(info.title)) { 3510 info.title = (c != null) ? Utilities.trim(c.getString(titleIndex)) : ""; 3511 } 3512 } else { 3513 throw new InvalidParameterException("Invalid restoreType " + promiseType); 3514 } 3515 3516 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3517 info.itemType = itemType; 3518 info.promisedIntent = intent; 3519 info.status = promiseType; 3520 return info; 3521 } 3522 3523 /** 3524 * Make an Intent object for a restored application or shortcut item that points 3525 * to the market page for the item. 3526 */ 3527 @Thunk Intent getRestoredItemIntent(Cursor c, Context context, Intent intent) { 3528 ComponentName componentName = intent.getComponent(); 3529 return getMarketIntent(componentName.getPackageName()); 3530 } 3531 3532 static Intent getMarketIntent(String packageName) { 3533 return new Intent(Intent.ACTION_VIEW) 3534 .setData(new Uri.Builder() 3535 .scheme("market") 3536 .authority("details") 3537 .appendQueryParameter("id", packageName) 3538 .build()); 3539 } 3540 3541 /** 3542 * Make an ShortcutInfo object for a shortcut that is an application. 3543 * 3544 * If c is not null, then it will be used to fill in missing data like the title and icon. 3545 */ 3546 public ShortcutInfo getAppShortcutInfo(PackageManager manager, Intent intent, 3547 UserHandleCompat user, Context context, Cursor c, int iconIndex, int titleIndex, 3548 boolean allowMissingTarget, boolean useLowResIcon) { 3549 if (user == null) { 3550 Log.d(TAG, "Null user found in getShortcutInfo"); 3551 return null; 3552 } 3553 3554 ComponentName componentName = intent.getComponent(); 3555 if (componentName == null) { 3556 Log.d(TAG, "Missing component found in getShortcutInfo: " + componentName); 3557 return null; 3558 } 3559 3560 Intent newIntent = new Intent(intent.getAction(), null); 3561 newIntent.addCategory(Intent.CATEGORY_LAUNCHER); 3562 newIntent.setComponent(componentName); 3563 LauncherActivityInfoCompat lai = mLauncherApps.resolveActivity(newIntent, user); 3564 if ((lai == null) && !allowMissingTarget) { 3565 Log.d(TAG, "Missing activity found in getShortcutInfo: " + componentName); 3566 return null; 3567 } 3568 3569 final ShortcutInfo info = new ShortcutInfo(); 3570 mIconCache.getTitleAndIcon(info, componentName, lai, user, false, useLowResIcon); 3571 if (mIconCache.isDefaultIcon(info.getIcon(mIconCache), user) && c != null) { 3572 Bitmap icon = Utilities.createIconBitmap(c, iconIndex, context); 3573 info.setIcon(icon == null ? mIconCache.getDefaultIcon(user) : icon); 3574 } 3575 3576 // from the db 3577 if (TextUtils.isEmpty(info.title) && c != null) { 3578 info.title = Utilities.trim(c.getString(titleIndex)); 3579 } 3580 3581 // fall back to the class name of the activity 3582 if (info.title == null) { 3583 info.title = componentName.getClassName(); 3584 } 3585 3586 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_APPLICATION; 3587 info.user = user; 3588 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3589 if (lai != null) { 3590 info.flags = AppInfo.initFlags(lai); 3591 } 3592 return info; 3593 } 3594 3595 static ArrayList<ItemInfo> filterItemInfos(Iterable<ItemInfo> infos, 3596 ItemInfoFilter f) { 3597 HashSet<ItemInfo> filtered = new HashSet<ItemInfo>(); 3598 for (ItemInfo i : infos) { 3599 if (i instanceof ShortcutInfo) { 3600 ShortcutInfo info = (ShortcutInfo) i; 3601 ComponentName cn = info.getTargetComponent(); 3602 if (cn != null && f.filterItem(null, info, cn)) { 3603 filtered.add(info); 3604 } 3605 } else if (i instanceof FolderInfo) { 3606 FolderInfo info = (FolderInfo) i; 3607 for (ShortcutInfo s : info.contents) { 3608 ComponentName cn = s.getTargetComponent(); 3609 if (cn != null && f.filterItem(info, s, cn)) { 3610 filtered.add(s); 3611 } 3612 } 3613 } else if (i instanceof LauncherAppWidgetInfo) { 3614 LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) i; 3615 ComponentName cn = info.providerName; 3616 if (cn != null && f.filterItem(null, info, cn)) { 3617 filtered.add(info); 3618 } 3619 } 3620 } 3621 return new ArrayList<ItemInfo>(filtered); 3622 } 3623 3624 @Thunk ArrayList<ItemInfo> getItemInfoForComponentName(final ComponentName cname, 3625 final UserHandleCompat user) { 3626 ItemInfoFilter filter = new ItemInfoFilter() { 3627 @Override 3628 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 3629 if (info.user == null) { 3630 return cn.equals(cname); 3631 } else { 3632 return cn.equals(cname) && info.user.equals(user); 3633 } 3634 } 3635 }; 3636 return filterItemInfos(sBgItemsIdMap, filter); 3637 } 3638 3639 /** 3640 * Make an ShortcutInfo object for a shortcut that isn't an application. 3641 */ 3642 @Thunk ShortcutInfo getShortcutInfo(Cursor c, Context context, 3643 int titleIndex, CursorIconInfo iconInfo) { 3644 final ShortcutInfo info = new ShortcutInfo(); 3645 // Non-app shortcuts are only supported for current user. 3646 info.user = UserHandleCompat.myUserHandle(); 3647 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT; 3648 3649 // TODO: If there's an explicit component and we can't install that, delete it. 3650 3651 info.title = Utilities.trim(c.getString(titleIndex)); 3652 3653 Bitmap icon = iconInfo.loadIcon(c, info, context); 3654 // the fallback icon 3655 if (icon == null) { 3656 icon = mIconCache.getDefaultIcon(info.user); 3657 info.usingFallbackIcon = true; 3658 } 3659 info.setIcon(icon); 3660 return info; 3661 } 3662 3663 ShortcutInfo infoFromShortcutIntent(Context context, Intent data) { 3664 Intent intent = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_INTENT); 3665 String name = data.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 3666 Parcelable bitmap = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON); 3667 3668 if (intent == null) { 3669 // If the intent is null, we can't construct a valid ShortcutInfo, so we return null 3670 Log.e(TAG, "Can't construct ShorcutInfo with null intent"); 3671 return null; 3672 } 3673 3674 Bitmap icon = null; 3675 boolean customIcon = false; 3676 ShortcutIconResource iconResource = null; 3677 3678 if (bitmap instanceof Bitmap) { 3679 icon = Utilities.createIconBitmap((Bitmap) bitmap, context); 3680 customIcon = true; 3681 } else { 3682 Parcelable extra = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE); 3683 if (extra instanceof ShortcutIconResource) { 3684 iconResource = (ShortcutIconResource) extra; 3685 icon = Utilities.createIconBitmap(iconResource.packageName, 3686 iconResource.resourceName, context); 3687 } 3688 } 3689 3690 final ShortcutInfo info = new ShortcutInfo(); 3691 3692 // Only support intents for current user for now. Intents sent from other 3693 // users wouldn't get here without intent forwarding anyway. 3694 info.user = UserHandleCompat.myUserHandle(); 3695 if (icon == null) { 3696 icon = mIconCache.getDefaultIcon(info.user); 3697 info.usingFallbackIcon = true; 3698 } 3699 info.setIcon(icon); 3700 3701 info.title = Utilities.trim(name); 3702 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3703 info.intent = intent; 3704 info.customIcon = customIcon; 3705 info.iconResource = iconResource; 3706 3707 return info; 3708 } 3709 3710 /** 3711 * Return an existing FolderInfo object if we have encountered this ID previously, 3712 * or make a new one. 3713 */ 3714 @Thunk static FolderInfo findOrMakeFolder(LongArrayMap<FolderInfo> folders, long id) { 3715 // See if a placeholder was created for us already 3716 FolderInfo folderInfo = folders.get(id); 3717 if (folderInfo == null) { 3718 // No placeholder -- create a new instance 3719 folderInfo = new FolderInfo(); 3720 folders.put(id, folderInfo); 3721 } 3722 return folderInfo; 3723 } 3724 3725 3726 static boolean isValidProvider(AppWidgetProviderInfo provider) { 3727 return (provider != null) && (provider.provider != null) 3728 && (provider.provider.getPackageName() != null); 3729 } 3730 3731 public void dumpState() { 3732 Log.d(TAG, "mCallbacks=" + mCallbacks); 3733 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.data", mBgAllAppsList.data); 3734 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.added", mBgAllAppsList.added); 3735 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.removed", mBgAllAppsList.removed); 3736 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.modified", mBgAllAppsList.modified); 3737 if (mLoaderTask != null) { 3738 mLoaderTask.dumpState(); 3739 } else { 3740 Log.d(TAG, "mLoaderTask=null"); 3741 } 3742 } 3743 3744 public Callbacks getCallback() { 3745 return mCallbacks != null ? mCallbacks.get() : null; 3746 } 3747 3748 /** 3749 * @return {@link FolderInfo} if its already loaded. 3750 */ 3751 public FolderInfo findFolderById(Long folderId) { 3752 synchronized (sBgLock) { 3753 return sBgFolders.get(folderId); 3754 } 3755 } 3756 3757 /** 3758 * @return the looper for the worker thread which can be used to start background tasks. 3759 */ 3760 public static Looper getWorkerLooper() { 3761 return sWorkerThread.getLooper(); 3762 } 3763} 3764