LauncherModel.java revision 3a6205f820bc2cca7d669342f191216d654be0a3
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.config.ProviderConfig; 60import com.android.launcher3.model.MigrateFromRestoreTask; 61import com.android.launcher3.model.WidgetsModel; 62import com.android.launcher3.util.ComponentKey; 63import com.android.launcher3.util.CursorIconInfo; 64import com.android.launcher3.util.LongArrayMap; 65import com.android.launcher3.util.ManagedProfileHeuristic; 66import com.android.launcher3.util.Thunk; 67 68import java.lang.ref.WeakReference; 69import java.net.URISyntaxException; 70import java.security.InvalidParameterException; 71import java.util.ArrayList; 72import java.util.Arrays; 73import java.util.Collection; 74import java.util.Collections; 75import java.util.Comparator; 76import java.util.HashMap; 77import java.util.HashSet; 78import java.util.Iterator; 79import java.util.List; 80import java.util.Map.Entry; 81import java.util.Set; 82 83/** 84 * Maintains in-memory state of the Launcher. It is expected that there should be only one 85 * LauncherModel object held in a static. Also provide APIs for updating the database state 86 * for the Launcher. 87 */ 88public class LauncherModel extends BroadcastReceiver 89 implements LauncherAppsCompat.OnAppsChangedCallbackCompat { 90 static final boolean DEBUG_LOADERS = false; 91 private static final boolean DEBUG_RECEIVER = false; 92 private static final boolean REMOVE_UNRESTORED_ICONS = true; 93 94 static final String TAG = "Launcher.Model"; 95 96 public static final int LOADER_FLAG_NONE = 0; 97 public static final int LOADER_FLAG_CLEAR_WORKSPACE = 1 << 0; 98 public static final int LOADER_FLAG_MIGRATE_SHORTCUTS = 1 << 1; 99 100 private static final int ITEMS_CHUNK = 6; // batch size for the workspace icons 101 private static final long INVALID_SCREEN_ID = -1L; 102 103 @Thunk final boolean mAppsCanBeOnRemoveableStorage; 104 private final boolean mOldContentProviderExists; 105 106 @Thunk final LauncherAppState mApp; 107 @Thunk final Object mLock = new Object(); 108 @Thunk DeferredHandler mHandler = new DeferredHandler(); 109 @Thunk LoaderTask mLoaderTask; 110 @Thunk boolean mIsLoaderTaskRunning; 111 @Thunk boolean mHasLoaderCompletedOnce; 112 113 private static final String MIGRATE_AUTHORITY = "com.android.launcher2.settings"; 114 115 @Thunk static final HandlerThread sWorkerThread = new HandlerThread("launcher-loader"); 116 static { 117 sWorkerThread.start(); 118 } 119 @Thunk static final Handler sWorker = new Handler(sWorkerThread.getLooper()); 120 121 // We start off with everything not loaded. After that, we assume that 122 // our monitoring of the package manager provides all updates and we never 123 // need to do a requery. These are only ever touched from the loader thread. 124 @Thunk boolean mWorkspaceLoaded; 125 @Thunk boolean mAllAppsLoaded; 126 127 // When we are loading pages synchronously, we can't just post the binding of items on the side 128 // pages as this delays the rotation process. Instead, we wait for a callback from the first 129 // draw (in Workspace) to initiate the binding of the remaining side pages. Any time we start 130 // a normal load, we also clear this set of Runnables. 131 static final ArrayList<Runnable> mDeferredBindRunnables = new ArrayList<Runnable>(); 132 133 /** 134 * Set of runnables to be called on the background thread after the workspace binding 135 * is complete. 136 */ 137 static final ArrayList<Runnable> mBindCompleteRunnables = new ArrayList<Runnable>(); 138 139 @Thunk WeakReference<Callbacks> mCallbacks; 140 141 // < only access in worker thread > 142 AllAppsList mBgAllAppsList; 143 // Entire list of widgets. 144 WidgetsModel mBgWidgetsModel; 145 146 // The lock that must be acquired before referencing any static bg data structures. Unlike 147 // other locks, this one can generally be held long-term because we never expect any of these 148 // static data structures to be referenced outside of the worker thread except on the first 149 // load after configuration change. 150 static final Object sBgLock = new Object(); 151 152 // sBgItemsIdMap maps *all* the ItemInfos (shortcuts, folders, and widgets) created by 153 // LauncherModel to their ids 154 static final LongArrayMap<ItemInfo> sBgItemsIdMap = new LongArrayMap<>(); 155 156 // sBgWorkspaceItems is passed to bindItems, which expects a list of all folders and shortcuts 157 // created by LauncherModel that are directly on the home screen (however, no widgets or 158 // shortcuts within folders). 159 static final ArrayList<ItemInfo> sBgWorkspaceItems = new ArrayList<ItemInfo>(); 160 161 // sBgAppWidgets is all LauncherAppWidgetInfo created by LauncherModel. Passed to bindAppWidget() 162 static final ArrayList<LauncherAppWidgetInfo> sBgAppWidgets = 163 new ArrayList<LauncherAppWidgetInfo>(); 164 165 // sBgFolders is all FolderInfos created by LauncherModel. Passed to bindFolders() 166 static final LongArrayMap<FolderInfo> sBgFolders = new LongArrayMap<>(); 167 168 // sBgWorkspaceScreens is the ordered set of workspace screens. 169 static final ArrayList<Long> sBgWorkspaceScreens = new ArrayList<Long>(); 170 171 // sBgWidgetProviders is the set of widget providers including custom internal widgets 172 public static HashMap<ComponentKey, LauncherAppWidgetProviderInfo> sBgWidgetProviders; 173 174 // sPendingPackages is a set of packages which could be on sdcard and are not available yet 175 static final HashMap<UserHandleCompat, HashSet<String>> sPendingPackages = 176 new HashMap<UserHandleCompat, HashSet<String>>(); 177 178 // </ only access in worker thread > 179 180 @Thunk IconCache mIconCache; 181 182 @Thunk final LauncherAppsCompat mLauncherApps; 183 @Thunk final UserManagerCompat mUserManager; 184 185 public interface Callbacks { 186 public boolean setLoadOnResume(); 187 public int getCurrentWorkspaceScreen(); 188 public void startBinding(); 189 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end, 190 boolean forceAnimateIcons); 191 public void bindScreens(ArrayList<Long> orderedScreenIds); 192 public void bindAddScreens(ArrayList<Long> orderedScreenIds); 193 public void bindFolders(LongArrayMap<FolderInfo> folders); 194 public void finishBindingItems(); 195 public void bindAppWidget(LauncherAppWidgetInfo info); 196 public void bindAllApplications(ArrayList<AppInfo> apps); 197 public void bindAppsAdded(ArrayList<Long> newScreens, 198 ArrayList<ItemInfo> addNotAnimated, 199 ArrayList<ItemInfo> addAnimated, 200 ArrayList<AppInfo> addedApps); 201 public void bindAppsUpdated(ArrayList<AppInfo> apps); 202 public void bindShortcutsChanged(ArrayList<ShortcutInfo> updated, 203 ArrayList<ShortcutInfo> removed, UserHandleCompat user); 204 public void bindWidgetsRestored(ArrayList<LauncherAppWidgetInfo> widgets); 205 public void bindRestoreItemsChange(HashSet<ItemInfo> updates); 206 public void bindComponentsRemoved(ArrayList<String> packageNames, 207 ArrayList<AppInfo> appInfos, UserHandleCompat user, int reason); 208 public void bindAllPackages(WidgetsModel model); 209 public void bindSearchProviderChanged(); 210 public boolean isAllAppsButtonRank(int rank); 211 public void onPageBoundSynchronously(int page); 212 public void dumpLogsToLocalData(); 213 } 214 215 public interface ItemInfoFilter { 216 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn); 217 } 218 219 LauncherModel(LauncherAppState app, IconCache iconCache, AppFilter appFilter) { 220 Context context = app.getContext(); 221 222 mAppsCanBeOnRemoveableStorage = Environment.isExternalStorageRemovable(); 223 String oldProvider = context.getString(R.string.old_launcher_provider_uri); 224 // This may be the same as MIGRATE_AUTHORITY, or it may be replaced by a different 225 // resource string. 226 String redirectAuthority = Uri.parse(oldProvider).getAuthority(); 227 ProviderInfo providerInfo = 228 context.getPackageManager().resolveContentProvider(MIGRATE_AUTHORITY, 0); 229 ProviderInfo redirectProvider = 230 context.getPackageManager().resolveContentProvider(redirectAuthority, 0); 231 232 Log.d(TAG, "Old launcher provider: " + oldProvider); 233 mOldContentProviderExists = (providerInfo != null) && (redirectProvider != null); 234 235 if (mOldContentProviderExists) { 236 Log.d(TAG, "Old launcher provider exists."); 237 } else { 238 Log.d(TAG, "Old launcher provider does not exist."); 239 } 240 241 mApp = app; 242 mBgAllAppsList = new AllAppsList(iconCache, appFilter); 243 mBgWidgetsModel = new WidgetsModel(context, iconCache, appFilter); 244 mIconCache = iconCache; 245 246 mLauncherApps = LauncherAppsCompat.getInstance(context); 247 mUserManager = UserManagerCompat.getInstance(context); 248 } 249 250 /** Runs the specified runnable immediately if called from the main thread, otherwise it is 251 * posted on the main thread handler. */ 252 @Thunk void runOnMainThread(Runnable r) { 253 if (sWorkerThread.getThreadId() == Process.myTid()) { 254 // If we are on the worker thread, post onto the main handler 255 mHandler.post(r); 256 } else { 257 r.run(); 258 } 259 } 260 261 /** Runs the specified runnable immediately if called from the worker thread, otherwise it is 262 * posted on the worker thread handler. */ 263 @Thunk static void runOnWorkerThread(Runnable r) { 264 if (sWorkerThread.getThreadId() == Process.myTid()) { 265 r.run(); 266 } else { 267 // If we are not on the worker thread, then post to the worker handler 268 sWorker.post(r); 269 } 270 } 271 272 boolean canMigrateFromOldLauncherDb(Launcher launcher) { 273 return mOldContentProviderExists && !launcher.isLauncherPreinstalled() ; 274 } 275 276 public void setPackageState(final PackageInstallInfo installInfo) { 277 Runnable updateRunnable = new Runnable() { 278 279 @Override 280 public void run() { 281 synchronized (sBgLock) { 282 final HashSet<ItemInfo> updates = new HashSet<>(); 283 284 if (installInfo.state == PackageInstallerCompat.STATUS_INSTALLED) { 285 // Ignore install success events as they are handled by Package add events. 286 return; 287 } 288 289 for (ItemInfo info : sBgItemsIdMap) { 290 if (info instanceof ShortcutInfo) { 291 ShortcutInfo si = (ShortcutInfo) info; 292 ComponentName cn = si.getTargetComponent(); 293 if (si.isPromise() && (cn != null) 294 && installInfo.packageName.equals(cn.getPackageName())) { 295 si.setInstallProgress(installInfo.progress); 296 297 if (installInfo.state == PackageInstallerCompat.STATUS_FAILED) { 298 // Mark this info as broken. 299 si.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 300 } 301 updates.add(si); 302 } 303 } 304 } 305 306 for (LauncherAppWidgetInfo widget : sBgAppWidgets) { 307 if (widget.providerName.getPackageName().equals(installInfo.packageName)) { 308 widget.installProgress = installInfo.progress; 309 updates.add(widget); 310 } 311 } 312 313 if (!updates.isEmpty()) { 314 // Push changes to the callback. 315 Runnable r = new Runnable() { 316 public void run() { 317 Callbacks callbacks = getCallback(); 318 if (callbacks != null) { 319 callbacks.bindRestoreItemsChange(updates); 320 } 321 } 322 }; 323 mHandler.post(r); 324 } 325 } 326 } 327 }; 328 runOnWorkerThread(updateRunnable); 329 } 330 331 /** 332 * Updates the icons and label of all pending icons for the provided package name. 333 */ 334 public void updateSessionDisplayInfo(final String packageName) { 335 Runnable updateRunnable = new Runnable() { 336 337 @Override 338 public void run() { 339 synchronized (sBgLock) { 340 final ArrayList<ShortcutInfo> updates = new ArrayList<>(); 341 final UserHandleCompat user = UserHandleCompat.myUserHandle(); 342 343 for (ItemInfo info : sBgItemsIdMap) { 344 if (info instanceof ShortcutInfo) { 345 ShortcutInfo si = (ShortcutInfo) info; 346 ComponentName cn = si.getTargetComponent(); 347 if (si.isPromise() && (cn != null) 348 && packageName.equals(cn.getPackageName())) { 349 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 350 // For auto install apps update the icon as well as label. 351 mIconCache.getTitleAndIcon(si, 352 si.promisedIntent, user, 353 si.shouldUseLowResIcon()); 354 } else { 355 // Only update the icon for restored apps. 356 si.updateIcon(mIconCache); 357 } 358 updates.add(si); 359 } 360 } 361 } 362 363 if (!updates.isEmpty()) { 364 // Push changes to the callback. 365 Runnable r = new Runnable() { 366 public void run() { 367 Callbacks callbacks = getCallback(); 368 if (callbacks != null) { 369 callbacks.bindShortcutsChanged(updates, 370 new ArrayList<ShortcutInfo>(), user); 371 } 372 } 373 }; 374 mHandler.post(r); 375 } 376 } 377 } 378 }; 379 runOnWorkerThread(updateRunnable); 380 } 381 382 public void addAppsToAllApps(final Context ctx, final ArrayList<AppInfo> allAppsApps) { 383 final Callbacks callbacks = getCallback(); 384 385 if (allAppsApps == null) { 386 throw new RuntimeException("allAppsApps must not be null"); 387 } 388 if (allAppsApps.isEmpty()) { 389 return; 390 } 391 392 // Process the newly added applications and add them to the database first 393 Runnable r = new Runnable() { 394 public void run() { 395 runOnMainThread(new Runnable() { 396 public void run() { 397 Callbacks cb = getCallback(); 398 if (callbacks == cb && cb != null) { 399 callbacks.bindAppsAdded(null, null, null, allAppsApps); 400 } 401 } 402 }); 403 } 404 }; 405 runOnWorkerThread(r); 406 } 407 408 private static boolean findNextAvailableIconSpaceInScreen(ArrayList<ItemInfo> occupiedPos, 409 int[] xy, int spanX, int spanY) { 410 LauncherAppState app = LauncherAppState.getInstance(); 411 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 412 final int xCount = (int) profile.numColumns; 413 final int yCount = (int) profile.numRows; 414 boolean[][] occupied = new boolean[xCount][yCount]; 415 if (occupiedPos != null) { 416 for (ItemInfo r : occupiedPos) { 417 int right = r.cellX + r.spanX; 418 int bottom = r.cellY + r.spanY; 419 for (int x = r.cellX; 0 <= x && x < right && x < xCount; x++) { 420 for (int y = r.cellY; 0 <= y && y < bottom && y < yCount; y++) { 421 occupied[x][y] = true; 422 } 423 } 424 } 425 } 426 return Utilities.findVacantCell(xy, spanX, spanY, xCount, yCount, occupied); 427 } 428 429 /** 430 * Find a position on the screen for the given size or adds a new screen. 431 * @return screenId and the coordinates for the item. 432 */ 433 @Thunk Pair<Long, int[]> findSpaceForItem( 434 Context context, 435 ArrayList<Long> workspaceScreens, 436 ArrayList<Long> addedWorkspaceScreensFinal, 437 int spanX, int spanY) { 438 LongSparseArray<ArrayList<ItemInfo>> screenItems = new LongSparseArray<>(); 439 440 // Use sBgItemsIdMap as all the items are already loaded. 441 assertWorkspaceLoaded(); 442 synchronized (sBgLock) { 443 for (ItemInfo info : sBgItemsIdMap) { 444 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 445 ArrayList<ItemInfo> items = screenItems.get(info.screenId); 446 if (items == null) { 447 items = new ArrayList<>(); 448 screenItems.put(info.screenId, items); 449 } 450 items.add(info); 451 } 452 } 453 } 454 455 // Find appropriate space for the item. 456 long screenId = 0; 457 int[] cordinates = new int[2]; 458 boolean found = false; 459 460 int screenCount = workspaceScreens.size(); 461 // First check the preferred screen. 462 int preferredScreenIndex = workspaceScreens.isEmpty() ? 0 : 1; 463 if (preferredScreenIndex < screenCount) { 464 screenId = workspaceScreens.get(preferredScreenIndex); 465 found = findNextAvailableIconSpaceInScreen( 466 screenItems.get(screenId), cordinates, spanX, spanY); 467 } 468 469 if (!found) { 470 // Search on any of the screens starting from the first screen. 471 for (int screen = 1; screen < screenCount; screen++) { 472 screenId = workspaceScreens.get(screen); 473 if (findNextAvailableIconSpaceInScreen( 474 screenItems.get(screenId), cordinates, spanX, spanY)) { 475 // We found a space for it 476 found = true; 477 break; 478 } 479 } 480 } 481 482 if (!found) { 483 // Still no position found. Add a new screen to the end. 484 screenId = LauncherAppState.getLauncherProvider().generateNewScreenId(); 485 486 // Save the screen id for binding in the workspace 487 workspaceScreens.add(screenId); 488 addedWorkspaceScreensFinal.add(screenId); 489 490 // If we still can't find an empty space, then God help us all!!! 491 if (!findNextAvailableIconSpaceInScreen( 492 screenItems.get(screenId), cordinates, spanX, spanY)) { 493 throw new RuntimeException("Can't find space to add the item"); 494 } 495 } 496 return Pair.create(screenId, cordinates); 497 } 498 499 /** 500 * Adds the provided items to the workspace. 501 */ 502 public void addAndBindAddedWorkspaceItems(final Context context, 503 final ArrayList<? extends ItemInfo> workspaceApps) { 504 final Callbacks callbacks = getCallback(); 505 if (workspaceApps.isEmpty()) { 506 return; 507 } 508 // Process the newly added applications and add them to the database first 509 Runnable r = new Runnable() { 510 public void run() { 511 final ArrayList<ItemInfo> addedShortcutsFinal = new ArrayList<ItemInfo>(); 512 final ArrayList<Long> addedWorkspaceScreensFinal = new ArrayList<Long>(); 513 514 // Get the list of workspace screens. We need to append to this list and 515 // can not use sBgWorkspaceScreens because loadWorkspace() may not have been 516 // called. 517 ArrayList<Long> workspaceScreens = loadWorkspaceScreensDb(context); 518 synchronized(sBgLock) { 519 for (ItemInfo item : workspaceApps) { 520 if (item instanceof ShortcutInfo) { 521 // Short-circuit this logic if the icon exists somewhere on the workspace 522 if (shortcutExists(context, item.getIntent(), item.user)) { 523 continue; 524 } 525 } 526 527 // Find appropriate space for the item. 528 Pair<Long, int[]> coords = findSpaceForItem(context, 529 workspaceScreens, addedWorkspaceScreensFinal, 530 1, 1); 531 long screenId = coords.first; 532 int[] cordinates = coords.second; 533 534 ItemInfo itemInfo; 535 if (item instanceof ShortcutInfo || item instanceof FolderInfo) { 536 itemInfo = item; 537 } else if (item instanceof AppInfo) { 538 itemInfo = ((AppInfo) item).makeShortcut(); 539 } else { 540 throw new RuntimeException("Unexpected info type"); 541 } 542 543 // Add the shortcut to the db 544 addItemToDatabase(context, itemInfo, 545 LauncherSettings.Favorites.CONTAINER_DESKTOP, 546 screenId, cordinates[0], cordinates[1]); 547 // Save the ShortcutInfo for binding in the workspace 548 addedShortcutsFinal.add(itemInfo); 549 } 550 } 551 552 // Update the workspace screens 553 updateWorkspaceScreenOrder(context, workspaceScreens); 554 555 if (!addedShortcutsFinal.isEmpty()) { 556 runOnMainThread(new Runnable() { 557 public void run() { 558 Callbacks cb = getCallback(); 559 if (callbacks == cb && cb != null) { 560 final ArrayList<ItemInfo> addAnimated = new ArrayList<ItemInfo>(); 561 final ArrayList<ItemInfo> addNotAnimated = new ArrayList<ItemInfo>(); 562 if (!addedShortcutsFinal.isEmpty()) { 563 ItemInfo info = addedShortcutsFinal.get(addedShortcutsFinal.size() - 1); 564 long lastScreenId = info.screenId; 565 for (ItemInfo i : addedShortcutsFinal) { 566 if (i.screenId == lastScreenId) { 567 addAnimated.add(i); 568 } else { 569 addNotAnimated.add(i); 570 } 571 } 572 } 573 callbacks.bindAppsAdded(addedWorkspaceScreensFinal, 574 addNotAnimated, addAnimated, null); 575 } 576 } 577 }); 578 } 579 } 580 }; 581 runOnWorkerThread(r); 582 } 583 584 private void unbindItemInfosAndClearQueuedBindRunnables() { 585 if (sWorkerThread.getThreadId() == Process.myTid()) { 586 throw new RuntimeException("Expected unbindLauncherItemInfos() to be called from the " + 587 "main thread"); 588 } 589 590 // Clear any deferred bind runnables 591 synchronized (mDeferredBindRunnables) { 592 mDeferredBindRunnables.clear(); 593 } 594 595 // Remove any queued UI runnables 596 mHandler.cancelAll(); 597 // Unbind all the workspace items 598 unbindWorkspaceItemsOnMainThread(); 599 } 600 601 /** Unbinds all the sBgWorkspaceItems and sBgAppWidgets on the main thread */ 602 void unbindWorkspaceItemsOnMainThread() { 603 // Ensure that we don't use the same workspace items data structure on the main thread 604 // by making a copy of workspace items first. 605 final ArrayList<ItemInfo> tmpItems = new ArrayList<ItemInfo>(); 606 synchronized (sBgLock) { 607 tmpItems.addAll(sBgWorkspaceItems); 608 tmpItems.addAll(sBgAppWidgets); 609 } 610 Runnable r = new Runnable() { 611 @Override 612 public void run() { 613 for (ItemInfo item : tmpItems) { 614 item.unbind(); 615 } 616 } 617 }; 618 runOnMainThread(r); 619 } 620 621 /** 622 * Adds an item to the DB if it was not created previously, or move it to a new 623 * <container, screen, cellX, cellY> 624 */ 625 static void addOrMoveItemInDatabase(Context context, ItemInfo item, long container, 626 long screenId, int cellX, int cellY) { 627 if (item.container == ItemInfo.NO_ID) { 628 // From all apps 629 addItemToDatabase(context, item, container, screenId, cellX, cellY); 630 } else { 631 // From somewhere else 632 moveItemInDatabase(context, item, container, screenId, cellX, cellY); 633 } 634 } 635 636 static void checkItemInfoLocked( 637 final long itemId, final ItemInfo item, StackTraceElement[] stackTrace) { 638 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 639 if (modelItem != null && item != modelItem) { 640 // check all the data is consistent 641 if (modelItem instanceof ShortcutInfo && item instanceof ShortcutInfo) { 642 ShortcutInfo modelShortcut = (ShortcutInfo) modelItem; 643 ShortcutInfo shortcut = (ShortcutInfo) item; 644 if (modelShortcut.title.toString().equals(shortcut.title.toString()) && 645 modelShortcut.intent.filterEquals(shortcut.intent) && 646 modelShortcut.id == shortcut.id && 647 modelShortcut.itemType == shortcut.itemType && 648 modelShortcut.container == shortcut.container && 649 modelShortcut.screenId == shortcut.screenId && 650 modelShortcut.cellX == shortcut.cellX && 651 modelShortcut.cellY == shortcut.cellY && 652 modelShortcut.spanX == shortcut.spanX && 653 modelShortcut.spanY == shortcut.spanY) { 654 // For all intents and purposes, this is the same object 655 return; 656 } 657 } 658 659 // the modelItem needs to match up perfectly with item if our model is 660 // to be consistent with the database-- for now, just require 661 // modelItem == item or the equality check above 662 String msg = "item: " + ((item != null) ? item.toString() : "null") + 663 "modelItem: " + 664 ((modelItem != null) ? modelItem.toString() : "null") + 665 "Error: ItemInfo passed to checkItemInfo doesn't match original"; 666 RuntimeException e = new RuntimeException(msg); 667 if (stackTrace != null) { 668 e.setStackTrace(stackTrace); 669 } 670 throw e; 671 } 672 } 673 674 static void checkItemInfo(final ItemInfo item) { 675 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 676 final long itemId = item.id; 677 Runnable r = new Runnable() { 678 public void run() { 679 synchronized (sBgLock) { 680 checkItemInfoLocked(itemId, item, stackTrace); 681 } 682 } 683 }; 684 runOnWorkerThread(r); 685 } 686 687 static void updateItemInDatabaseHelper(Context context, final ContentValues values, 688 final ItemInfo item, final String callingFunction) { 689 final long itemId = item.id; 690 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId); 691 final ContentResolver cr = context.getContentResolver(); 692 693 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 694 Runnable r = new Runnable() { 695 public void run() { 696 cr.update(uri, values, null, null); 697 updateItemArrays(item, itemId, stackTrace); 698 } 699 }; 700 runOnWorkerThread(r); 701 } 702 703 static void updateItemsInDatabaseHelper(Context context, final ArrayList<ContentValues> valuesList, 704 final ArrayList<ItemInfo> items, final String callingFunction) { 705 final ContentResolver cr = context.getContentResolver(); 706 707 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 708 Runnable r = new Runnable() { 709 public void run() { 710 ArrayList<ContentProviderOperation> ops = 711 new ArrayList<ContentProviderOperation>(); 712 int count = items.size(); 713 for (int i = 0; i < count; i++) { 714 ItemInfo item = items.get(i); 715 final long itemId = item.id; 716 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId); 717 ContentValues values = valuesList.get(i); 718 719 ops.add(ContentProviderOperation.newUpdate(uri).withValues(values).build()); 720 updateItemArrays(item, itemId, stackTrace); 721 722 } 723 try { 724 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 725 } catch (Exception e) { 726 e.printStackTrace(); 727 } 728 } 729 }; 730 runOnWorkerThread(r); 731 } 732 733 static void updateItemArrays(ItemInfo item, long itemId, StackTraceElement[] stackTrace) { 734 // Lock on mBgLock *after* the db operation 735 synchronized (sBgLock) { 736 checkItemInfoLocked(itemId, item, stackTrace); 737 738 if (item.container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 739 item.container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 740 // Item is in a folder, make sure this folder exists 741 if (!sBgFolders.containsKey(item.container)) { 742 // An items container is being set to a that of an item which is not in 743 // the list of Folders. 744 String msg = "item: " + item + " container being set to: " + 745 item.container + ", not in the list of folders"; 746 Log.e(TAG, msg); 747 } 748 } 749 750 // Items are added/removed from the corresponding FolderInfo elsewhere, such 751 // as in Workspace.onDrop. Here, we just add/remove them from the list of items 752 // that are on the desktop, as appropriate 753 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 754 if (modelItem != null && 755 (modelItem.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 756 modelItem.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT)) { 757 switch (modelItem.itemType) { 758 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 759 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 760 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 761 if (!sBgWorkspaceItems.contains(modelItem)) { 762 sBgWorkspaceItems.add(modelItem); 763 } 764 break; 765 default: 766 break; 767 } 768 } else { 769 sBgWorkspaceItems.remove(modelItem); 770 } 771 } 772 } 773 774 /** 775 * Move an item in the DB to a new <container, screen, cellX, cellY> 776 */ 777 public static void moveItemInDatabase(Context context, final ItemInfo item, final long container, 778 final long screenId, final int cellX, final int cellY) { 779 item.container = container; 780 item.cellX = cellX; 781 item.cellY = cellY; 782 783 // We store hotseat items in canonical form which is this orientation invariant position 784 // in the hotseat 785 if (context instanceof Launcher && screenId < 0 && 786 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 787 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 788 } else { 789 item.screenId = screenId; 790 } 791 792 final ContentValues values = new ContentValues(); 793 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 794 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 795 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 796 values.put(LauncherSettings.Favorites.RANK, item.rank); 797 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 798 799 updateItemInDatabaseHelper(context, values, item, "moveItemInDatabase"); 800 } 801 802 /** 803 * Move items in the DB to a new <container, screen, cellX, cellY>. We assume that the 804 * cellX, cellY have already been updated on the ItemInfos. 805 */ 806 static void moveItemsInDatabase(Context context, final ArrayList<ItemInfo> items, 807 final long container, final int screen) { 808 809 ArrayList<ContentValues> contentValues = new ArrayList<ContentValues>(); 810 int count = items.size(); 811 812 for (int i = 0; i < count; i++) { 813 ItemInfo item = items.get(i); 814 item.container = container; 815 816 // We store hotseat items in canonical form which is this orientation invariant position 817 // in the hotseat 818 if (context instanceof Launcher && screen < 0 && 819 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 820 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(item.cellX, 821 item.cellY); 822 } else { 823 item.screenId = screen; 824 } 825 826 final ContentValues values = new ContentValues(); 827 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 828 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 829 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 830 values.put(LauncherSettings.Favorites.RANK, item.rank); 831 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 832 833 contentValues.add(values); 834 } 835 updateItemsInDatabaseHelper(context, contentValues, items, "moveItemInDatabase"); 836 } 837 838 /** 839 * Move and/or resize item in the DB to a new <container, screen, cellX, cellY, spanX, spanY> 840 */ 841 static void modifyItemInDatabase(Context context, final ItemInfo item, final long container, 842 final long screenId, final int cellX, final int cellY, final int spanX, final int spanY) { 843 item.container = container; 844 item.cellX = cellX; 845 item.cellY = cellY; 846 item.spanX = spanX; 847 item.spanY = spanY; 848 849 // We store hotseat items in canonical form which is this orientation invariant position 850 // in the hotseat 851 if (context instanceof Launcher && screenId < 0 && 852 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 853 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 854 } else { 855 item.screenId = screenId; 856 } 857 858 final ContentValues values = new ContentValues(); 859 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 860 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 861 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 862 values.put(LauncherSettings.Favorites.RANK, item.rank); 863 values.put(LauncherSettings.Favorites.SPANX, item.spanX); 864 values.put(LauncherSettings.Favorites.SPANY, item.spanY); 865 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 866 867 updateItemInDatabaseHelper(context, values, item, "modifyItemInDatabase"); 868 } 869 870 /** 871 * Update an item to the database in a specified container. 872 */ 873 public static void updateItemInDatabase(Context context, final ItemInfo item) { 874 final ContentValues values = new ContentValues(); 875 item.onAddToDatabase(context, values); 876 updateItemInDatabaseHelper(context, values, item, "updateItemInDatabase"); 877 } 878 879 private void assertWorkspaceLoaded() { 880 if (ProviderConfig.IS_DOGFOOD_BUILD) { 881 synchronized (mLock) { 882 if (!mHasLoaderCompletedOnce || 883 (mLoaderTask != null && mLoaderTask.mIsLoadingAndBindingWorkspace)) { 884 throw new RuntimeException("Trying to add shortcut while loader is running"); 885 } 886 } 887 } 888 } 889 890 /** 891 * Returns true if the shortcuts already exists on the workspace. This must be called after 892 * the workspace has been loaded. We identify a shortcut by its intent. 893 */ 894 @Thunk boolean shortcutExists(Context context, Intent intent, UserHandleCompat user) { 895 assertWorkspaceLoaded(); 896 final String intentWithPkg, intentWithoutPkg; 897 if (intent.getComponent() != null) { 898 // If component is not null, an intent with null package will produce 899 // the same result and should also be a match. 900 String packageName = intent.getComponent().getPackageName(); 901 if (intent.getPackage() != null) { 902 intentWithPkg = intent.toUri(0); 903 intentWithoutPkg = new Intent(intent).setPackage(null).toUri(0); 904 } else { 905 intentWithPkg = new Intent(intent).setPackage(packageName).toUri(0); 906 intentWithoutPkg = intent.toUri(0); 907 } 908 } else { 909 intentWithPkg = intent.toUri(0); 910 intentWithoutPkg = intent.toUri(0); 911 } 912 913 synchronized (sBgLock) { 914 for (ItemInfo item : sBgItemsIdMap) { 915 if (item instanceof ShortcutInfo) { 916 ShortcutInfo info = (ShortcutInfo) item; 917 Intent targetIntent = info.promisedIntent == null 918 ? info.intent : info.promisedIntent; 919 if (targetIntent != null && info.user.equals(user)) { 920 String s = targetIntent.toUri(0); 921 if (intentWithPkg.equals(s) || intentWithoutPkg.equals(s)) { 922 return true; 923 } 924 } 925 } 926 } 927 } 928 return false; 929 } 930 931 /** 932 * Find a folder in the db, creating the FolderInfo if necessary, and adding it to folderList. 933 */ 934 FolderInfo getFolderById(Context context, LongArrayMap<FolderInfo> folderList, long id) { 935 final ContentResolver cr = context.getContentResolver(); 936 Cursor c = cr.query(LauncherSettings.Favorites.CONTENT_URI, null, 937 "_id=? and (itemType=? or itemType=?)", 938 new String[] { String.valueOf(id), 939 String.valueOf(LauncherSettings.Favorites.ITEM_TYPE_FOLDER)}, null); 940 941 try { 942 if (c.moveToFirst()) { 943 final int itemTypeIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ITEM_TYPE); 944 final int titleIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.TITLE); 945 final int containerIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CONTAINER); 946 final int screenIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SCREEN); 947 final int cellXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLX); 948 final int cellYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLY); 949 final int optionsIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.OPTIONS); 950 951 FolderInfo folderInfo = null; 952 switch (c.getInt(itemTypeIndex)) { 953 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 954 folderInfo = findOrMakeFolder(folderList, id); 955 break; 956 } 957 958 // Do not trim the folder label, as is was set by the user. 959 folderInfo.title = c.getString(titleIndex); 960 folderInfo.id = id; 961 folderInfo.container = c.getInt(containerIndex); 962 folderInfo.screenId = c.getInt(screenIndex); 963 folderInfo.cellX = c.getInt(cellXIndex); 964 folderInfo.cellY = c.getInt(cellYIndex); 965 folderInfo.options = c.getInt(optionsIndex); 966 967 return folderInfo; 968 } 969 } finally { 970 c.close(); 971 } 972 973 return null; 974 } 975 976 /** 977 * Add an item to the database in a specified container. Sets the container, screen, cellX and 978 * cellY fields of the item. Also assigns an ID to the item. 979 */ 980 public static void addItemToDatabase(Context context, final ItemInfo item, final long container, 981 final long screenId, final int cellX, final int cellY) { 982 item.container = container; 983 item.cellX = cellX; 984 item.cellY = cellY; 985 // We store hotseat items in canonical form which is this orientation invariant position 986 // in the hotseat 987 if (context instanceof Launcher && screenId < 0 && 988 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 989 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 990 } else { 991 item.screenId = screenId; 992 } 993 994 final ContentValues values = new ContentValues(); 995 final ContentResolver cr = context.getContentResolver(); 996 item.onAddToDatabase(context, values); 997 998 item.id = LauncherAppState.getLauncherProvider().generateNewItemId(); 999 values.put(LauncherSettings.Favorites._ID, item.id); 1000 1001 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 1002 Runnable r = new Runnable() { 1003 public void run() { 1004 cr.insert(LauncherSettings.Favorites.CONTENT_URI, values); 1005 1006 // Lock on mBgLock *after* the db operation 1007 synchronized (sBgLock) { 1008 checkItemInfoLocked(item.id, item, stackTrace); 1009 sBgItemsIdMap.put(item.id, item); 1010 switch (item.itemType) { 1011 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1012 sBgFolders.put(item.id, (FolderInfo) item); 1013 // Fall through 1014 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1015 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1016 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 1017 item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1018 sBgWorkspaceItems.add(item); 1019 } else { 1020 if (!sBgFolders.containsKey(item.container)) { 1021 // Adding an item to a folder that doesn't exist. 1022 String msg = "adding item: " + item + " to a folder that " + 1023 " doesn't exist"; 1024 Log.e(TAG, msg); 1025 } 1026 } 1027 break; 1028 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1029 sBgAppWidgets.add((LauncherAppWidgetInfo) item); 1030 break; 1031 } 1032 } 1033 } 1034 }; 1035 runOnWorkerThread(r); 1036 } 1037 1038 /** 1039 * Creates a new unique child id, for a given cell span across all layouts. 1040 */ 1041 static int getCellLayoutChildId( 1042 long container, long screen, int localCellX, int localCellY, int spanX, int spanY) { 1043 return (((int) container & 0xFF) << 24) 1044 | ((int) screen & 0xFF) << 16 | (localCellX & 0xFF) << 8 | (localCellY & 0xFF); 1045 } 1046 1047 private static ArrayList<ItemInfo> getItemsByPackageName( 1048 final String pn, final UserHandleCompat user) { 1049 ItemInfoFilter filter = new ItemInfoFilter() { 1050 @Override 1051 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 1052 return cn.getPackageName().equals(pn) && info.user.equals(user); 1053 } 1054 }; 1055 return filterItemInfos(sBgItemsIdMap, filter); 1056 } 1057 1058 /** 1059 * Removes all the items from the database corresponding to the specified package. 1060 */ 1061 static void deletePackageFromDatabase(Context context, final String pn, 1062 final UserHandleCompat user) { 1063 deleteItemsFromDatabase(context, getItemsByPackageName(pn, user)); 1064 } 1065 1066 /** 1067 * Removes the specified item from the database 1068 */ 1069 public static void deleteItemFromDatabase(Context context, final ItemInfo item) { 1070 ArrayList<ItemInfo> items = new ArrayList<ItemInfo>(); 1071 items.add(item); 1072 deleteItemsFromDatabase(context, items); 1073 } 1074 1075 /** 1076 * Removes the specified items from the database 1077 */ 1078 static void deleteItemsFromDatabase(Context context, final ArrayList<? extends ItemInfo> items) { 1079 final ContentResolver cr = context.getContentResolver(); 1080 Runnable r = new Runnable() { 1081 public void run() { 1082 for (ItemInfo item : items) { 1083 final Uri uri = LauncherSettings.Favorites.getContentUri(item.id); 1084 cr.delete(uri, null, null); 1085 1086 // Lock on mBgLock *after* the db operation 1087 synchronized (sBgLock) { 1088 switch (item.itemType) { 1089 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1090 sBgFolders.remove(item.id); 1091 for (ItemInfo info: sBgItemsIdMap) { 1092 if (info.container == item.id) { 1093 // We are deleting a folder which still contains items that 1094 // think they are contained by that folder. 1095 String msg = "deleting a folder (" + item + ") which still " + 1096 "contains items (" + info + ")"; 1097 Log.e(TAG, msg); 1098 } 1099 } 1100 sBgWorkspaceItems.remove(item); 1101 break; 1102 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1103 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1104 sBgWorkspaceItems.remove(item); 1105 break; 1106 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1107 sBgAppWidgets.remove((LauncherAppWidgetInfo) item); 1108 break; 1109 } 1110 sBgItemsIdMap.remove(item.id); 1111 } 1112 } 1113 } 1114 }; 1115 runOnWorkerThread(r); 1116 } 1117 1118 /** 1119 * Update the order of the workspace screens in the database. The array list contains 1120 * a list of screen ids in the order that they should appear. 1121 */ 1122 public void updateWorkspaceScreenOrder(Context context, final ArrayList<Long> screens) { 1123 final ArrayList<Long> screensCopy = new ArrayList<Long>(screens); 1124 final ContentResolver cr = context.getContentResolver(); 1125 final Uri uri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1126 1127 // Remove any negative screen ids -- these aren't persisted 1128 Iterator<Long> iter = screensCopy.iterator(); 1129 while (iter.hasNext()) { 1130 long id = iter.next(); 1131 if (id < 0) { 1132 iter.remove(); 1133 } 1134 } 1135 1136 Runnable r = new Runnable() { 1137 @Override 1138 public void run() { 1139 ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>(); 1140 // Clear the table 1141 ops.add(ContentProviderOperation.newDelete(uri).build()); 1142 int count = screensCopy.size(); 1143 for (int i = 0; i < count; i++) { 1144 ContentValues v = new ContentValues(); 1145 long screenId = screensCopy.get(i); 1146 v.put(LauncherSettings.WorkspaceScreens._ID, screenId); 1147 v.put(LauncherSettings.WorkspaceScreens.SCREEN_RANK, i); 1148 ops.add(ContentProviderOperation.newInsert(uri).withValues(v).build()); 1149 } 1150 1151 try { 1152 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 1153 } catch (Exception ex) { 1154 throw new RuntimeException(ex); 1155 } 1156 1157 synchronized (sBgLock) { 1158 sBgWorkspaceScreens.clear(); 1159 sBgWorkspaceScreens.addAll(screensCopy); 1160 } 1161 } 1162 }; 1163 runOnWorkerThread(r); 1164 } 1165 1166 /** 1167 * Remove the specified folder and all its contents from the database. 1168 */ 1169 public static void deleteFolderAndContentsFromDatabase(Context context, final FolderInfo info) { 1170 final ContentResolver cr = context.getContentResolver(); 1171 1172 Runnable r = new Runnable() { 1173 public void run() { 1174 cr.delete(LauncherSettings.Favorites.getContentUri(info.id), null, null); 1175 // Lock on mBgLock *after* the db operation 1176 synchronized (sBgLock) { 1177 sBgItemsIdMap.remove(info.id); 1178 sBgFolders.remove(info.id); 1179 sBgWorkspaceItems.remove(info); 1180 } 1181 1182 cr.delete(LauncherSettings.Favorites.CONTENT_URI, 1183 LauncherSettings.Favorites.CONTAINER + "=" + info.id, null); 1184 // Lock on mBgLock *after* the db operation 1185 synchronized (sBgLock) { 1186 for (ItemInfo childInfo : info.contents) { 1187 sBgItemsIdMap.remove(childInfo.id); 1188 } 1189 } 1190 } 1191 }; 1192 runOnWorkerThread(r); 1193 } 1194 1195 /** 1196 * Set this as the current Launcher activity object for the loader. 1197 */ 1198 public void initialize(Callbacks callbacks) { 1199 synchronized (mLock) { 1200 // Disconnect any of the callbacks and drawables associated with ItemInfos on the 1201 // workspace to prevent leaking Launcher activities on orientation change. 1202 unbindItemInfosAndClearQueuedBindRunnables(); 1203 mCallbacks = new WeakReference<Callbacks>(callbacks); 1204 } 1205 } 1206 1207 @Override 1208 public void onPackageChanged(String packageName, UserHandleCompat user) { 1209 int op = PackageUpdatedTask.OP_UPDATE; 1210 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1211 user)); 1212 } 1213 1214 @Override 1215 public void onPackageRemoved(String packageName, UserHandleCompat user) { 1216 int op = PackageUpdatedTask.OP_REMOVE; 1217 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1218 user)); 1219 } 1220 1221 @Override 1222 public void onPackageAdded(String packageName, UserHandleCompat user) { 1223 int op = PackageUpdatedTask.OP_ADD; 1224 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1225 user)); 1226 } 1227 1228 @Override 1229 public void onPackagesAvailable(String[] packageNames, UserHandleCompat user, 1230 boolean replacing) { 1231 if (!replacing) { 1232 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_ADD, packageNames, 1233 user)); 1234 if (mAppsCanBeOnRemoveableStorage) { 1235 // Only rebind if we support removable storage. It catches the 1236 // case where 1237 // apps on the external sd card need to be reloaded 1238 startLoaderFromBackground(); 1239 } 1240 } else { 1241 // If we are replacing then just update the packages in the list 1242 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UPDATE, 1243 packageNames, user)); 1244 } 1245 } 1246 1247 @Override 1248 public void onPackagesUnavailable(String[] packageNames, UserHandleCompat user, 1249 boolean replacing) { 1250 if (!replacing) { 1251 enqueuePackageUpdated(new PackageUpdatedTask( 1252 PackageUpdatedTask.OP_UNAVAILABLE, packageNames, 1253 user)); 1254 } 1255 } 1256 1257 /** 1258 * Call from the handler for ACTION_PACKAGE_ADDED, ACTION_PACKAGE_REMOVED and 1259 * ACTION_PACKAGE_CHANGED. 1260 */ 1261 @Override 1262 public void onReceive(Context context, Intent intent) { 1263 if (DEBUG_RECEIVER) Log.d(TAG, "onReceive intent=" + intent); 1264 1265 final String action = intent.getAction(); 1266 if (Intent.ACTION_LOCALE_CHANGED.equals(action)) { 1267 // If we have changed locale we need to clear out the labels in all apps/workspace. 1268 forceReload(); 1269 } else if (SearchManager.INTENT_GLOBAL_SEARCH_ACTIVITY_CHANGED.equals(action)) { 1270 Callbacks callbacks = getCallback(); 1271 if (callbacks != null) { 1272 callbacks.bindSearchProviderChanged(); 1273 } 1274 } else if (LauncherAppsCompat.ACTION_MANAGED_PROFILE_ADDED.equals(action) 1275 || LauncherAppsCompat.ACTION_MANAGED_PROFILE_REMOVED.equals(action)) { 1276 UserManagerCompat.getInstance(context).enableAndResetCache(); 1277 forceReload(); 1278 } 1279 } 1280 1281 void forceReload() { 1282 resetLoadedState(true, true); 1283 1284 // Do this here because if the launcher activity is running it will be restarted. 1285 // If it's not running startLoaderFromBackground will merely tell it that it needs 1286 // to reload. 1287 startLoaderFromBackground(); 1288 } 1289 1290 public void resetLoadedState(boolean resetAllAppsLoaded, boolean resetWorkspaceLoaded) { 1291 synchronized (mLock) { 1292 // Stop any existing loaders first, so they don't set mAllAppsLoaded or 1293 // mWorkspaceLoaded to true later 1294 stopLoaderLocked(); 1295 if (resetAllAppsLoaded) mAllAppsLoaded = false; 1296 if (resetWorkspaceLoaded) mWorkspaceLoaded = false; 1297 } 1298 } 1299 1300 /** 1301 * When the launcher is in the background, it's possible for it to miss paired 1302 * configuration changes. So whenever we trigger the loader from the background 1303 * tell the launcher that it needs to re-run the loader when it comes back instead 1304 * of doing it now. 1305 */ 1306 public void startLoaderFromBackground() { 1307 boolean runLoader = false; 1308 Callbacks callbacks = getCallback(); 1309 if (callbacks != null) { 1310 // Only actually run the loader if they're not paused. 1311 if (!callbacks.setLoadOnResume()) { 1312 runLoader = true; 1313 } 1314 } 1315 if (runLoader) { 1316 startLoader(PagedView.INVALID_RESTORE_PAGE); 1317 } 1318 } 1319 1320 /** 1321 * If there is already a loader task running, tell it to stop. 1322 */ 1323 private void stopLoaderLocked() { 1324 LoaderTask oldTask = mLoaderTask; 1325 if (oldTask != null) { 1326 oldTask.stopLocked(); 1327 } 1328 } 1329 1330 public boolean isCurrentCallbacks(Callbacks callbacks) { 1331 return (mCallbacks != null && mCallbacks.get() == callbacks); 1332 } 1333 1334 public void startLoader(int synchronousBindPage) { 1335 startLoader(synchronousBindPage, LOADER_FLAG_NONE); 1336 } 1337 1338 public void startLoader(int synchronousBindPage, int loadFlags) { 1339 // Enable queue before starting loader. It will get disabled in Launcher#finishBindingItems 1340 InstallShortcutReceiver.enableInstallQueue(); 1341 synchronized (mLock) { 1342 // Clear any deferred bind-runnables from the synchronized load process 1343 // We must do this before any loading/binding is scheduled below. 1344 synchronized (mDeferredBindRunnables) { 1345 mDeferredBindRunnables.clear(); 1346 } 1347 1348 // Don't bother to start the thread if we know it's not going to do anything 1349 if (mCallbacks != null && mCallbacks.get() != null) { 1350 // If there is already one running, tell it to stop. 1351 stopLoaderLocked(); 1352 mLoaderTask = new LoaderTask(mApp.getContext(), loadFlags); 1353 if (synchronousBindPage != PagedView.INVALID_RESTORE_PAGE 1354 && mAllAppsLoaded && mWorkspaceLoaded && !mIsLoaderTaskRunning) { 1355 mLoaderTask.runBindSynchronousPage(synchronousBindPage); 1356 } else { 1357 sWorkerThread.setPriority(Thread.NORM_PRIORITY); 1358 sWorker.post(mLoaderTask); 1359 } 1360 } 1361 } 1362 } 1363 1364 void bindRemainingSynchronousPages() { 1365 // Post the remaining side pages to be loaded 1366 if (!mDeferredBindRunnables.isEmpty()) { 1367 Runnable[] deferredBindRunnables = null; 1368 synchronized (mDeferredBindRunnables) { 1369 deferredBindRunnables = mDeferredBindRunnables.toArray( 1370 new Runnable[mDeferredBindRunnables.size()]); 1371 mDeferredBindRunnables.clear(); 1372 } 1373 for (final Runnable r : deferredBindRunnables) { 1374 mHandler.post(r); 1375 } 1376 } 1377 } 1378 1379 public void stopLoader() { 1380 synchronized (mLock) { 1381 if (mLoaderTask != null) { 1382 mLoaderTask.stopLocked(); 1383 } 1384 } 1385 } 1386 1387 /** 1388 * Loads the workspace screen ids in an ordered list. 1389 */ 1390 public static ArrayList<Long> loadWorkspaceScreensDb(Context context) { 1391 final ContentResolver contentResolver = context.getContentResolver(); 1392 final Uri screensUri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1393 1394 // Get screens ordered by rank. 1395 final Cursor sc = contentResolver.query(screensUri, null, null, null, 1396 LauncherSettings.WorkspaceScreens.SCREEN_RANK); 1397 ArrayList<Long> screenIds = new ArrayList<Long>(); 1398 try { 1399 final int idIndex = sc.getColumnIndexOrThrow(LauncherSettings.WorkspaceScreens._ID); 1400 while (sc.moveToNext()) { 1401 try { 1402 screenIds.add(sc.getLong(idIndex)); 1403 } catch (Exception e) { 1404 Launcher.addDumpLog(TAG, "Desktop items loading interrupted" 1405 + " - invalid screens: " + e, true); 1406 } 1407 } 1408 } finally { 1409 sc.close(); 1410 } 1411 return screenIds; 1412 } 1413 1414 public boolean isAllAppsLoaded() { 1415 return mAllAppsLoaded; 1416 } 1417 1418 /** 1419 * Runnable for the thread that loads the contents of the launcher: 1420 * - workspace icons 1421 * - widgets 1422 * - all apps icons 1423 */ 1424 private class LoaderTask implements Runnable { 1425 private Context mContext; 1426 @Thunk boolean mIsLoadingAndBindingWorkspace; 1427 private boolean mStopped; 1428 @Thunk boolean mLoadAndBindStepFinished; 1429 private int mFlags; 1430 1431 LoaderTask(Context context, int flags) { 1432 mContext = context; 1433 mFlags = flags; 1434 } 1435 1436 private void loadAndBindWorkspace() { 1437 mIsLoadingAndBindingWorkspace = true; 1438 1439 // Load the workspace 1440 if (DEBUG_LOADERS) { 1441 Log.d(TAG, "loadAndBindWorkspace mWorkspaceLoaded=" + mWorkspaceLoaded); 1442 } 1443 1444 if (!mWorkspaceLoaded) { 1445 loadWorkspace(); 1446 synchronized (LoaderTask.this) { 1447 if (mStopped) { 1448 return; 1449 } 1450 mWorkspaceLoaded = true; 1451 } 1452 } 1453 1454 // Bind the workspace 1455 bindWorkspace(-1); 1456 } 1457 1458 private void waitForIdle() { 1459 // Wait until the either we're stopped or the other threads are done. 1460 // This way we don't start loading all apps until the workspace has settled 1461 // down. 1462 synchronized (LoaderTask.this) { 1463 final long workspaceWaitTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1464 1465 mHandler.postIdle(new Runnable() { 1466 public void run() { 1467 synchronized (LoaderTask.this) { 1468 mLoadAndBindStepFinished = true; 1469 if (DEBUG_LOADERS) { 1470 Log.d(TAG, "done with previous binding step"); 1471 } 1472 LoaderTask.this.notify(); 1473 } 1474 } 1475 }); 1476 1477 while (!mStopped && !mLoadAndBindStepFinished) { 1478 try { 1479 // Just in case mFlushingWorkerThread changes but we aren't woken up, 1480 // wait no longer than 1sec at a time 1481 this.wait(1000); 1482 } catch (InterruptedException ex) { 1483 // Ignore 1484 } 1485 } 1486 if (DEBUG_LOADERS) { 1487 Log.d(TAG, "waited " 1488 + (SystemClock.uptimeMillis()-workspaceWaitTime) 1489 + "ms for previous step to finish binding"); 1490 } 1491 } 1492 } 1493 1494 void runBindSynchronousPage(int synchronousBindPage) { 1495 if (synchronousBindPage == PagedView.INVALID_RESTORE_PAGE) { 1496 // Ensure that we have a valid page index to load synchronously 1497 throw new RuntimeException("Should not call runBindSynchronousPage() without " + 1498 "valid page index"); 1499 } 1500 if (!mAllAppsLoaded || !mWorkspaceLoaded) { 1501 // Ensure that we don't try and bind a specified page when the pages have not been 1502 // loaded already (we should load everything asynchronously in that case) 1503 throw new RuntimeException("Expecting AllApps and Workspace to be loaded"); 1504 } 1505 synchronized (mLock) { 1506 if (mIsLoaderTaskRunning) { 1507 // Ensure that we are never running the background loading at this point since 1508 // we also touch the background collections 1509 throw new RuntimeException("Error! Background loading is already running"); 1510 } 1511 } 1512 1513 // XXX: Throw an exception if we are already loading (since we touch the worker thread 1514 // data structures, we can't allow any other thread to touch that data, but because 1515 // this call is synchronous, we can get away with not locking). 1516 1517 // The LauncherModel is static in the LauncherAppState and mHandler may have queued 1518 // operations from the previous activity. We need to ensure that all queued operations 1519 // are executed before any synchronous binding work is done. 1520 mHandler.flush(); 1521 1522 // Divide the set of loaded items into those that we are binding synchronously, and 1523 // everything else that is to be bound normally (asynchronously). 1524 bindWorkspace(synchronousBindPage); 1525 // XXX: For now, continue posting the binding of AllApps as there are other issues that 1526 // arise from that. 1527 onlyBindAllApps(); 1528 } 1529 1530 public void run() { 1531 synchronized (mLock) { 1532 if (mStopped) { 1533 return; 1534 } 1535 mIsLoaderTaskRunning = true; 1536 } 1537 // Optimize for end-user experience: if the Launcher is up and // running with the 1538 // All Apps interface in the foreground, load All Apps first. Otherwise, load the 1539 // workspace first (default). 1540 keep_running: { 1541 if (DEBUG_LOADERS) Log.d(TAG, "step 1: loading workspace"); 1542 loadAndBindWorkspace(); 1543 1544 if (mStopped) { 1545 break keep_running; 1546 } 1547 1548 waitForIdle(); 1549 1550 // second step 1551 if (DEBUG_LOADERS) Log.d(TAG, "step 2: loading all apps"); 1552 loadAndBindAllApps(); 1553 } 1554 1555 // Clear out this reference, otherwise we end up holding it until all of the 1556 // callback runnables are done. 1557 mContext = null; 1558 1559 synchronized (mLock) { 1560 // If we are still the last one to be scheduled, remove ourselves. 1561 if (mLoaderTask == this) { 1562 mLoaderTask = null; 1563 } 1564 mIsLoaderTaskRunning = false; 1565 mHasLoaderCompletedOnce = true; 1566 } 1567 } 1568 1569 public void stopLocked() { 1570 synchronized (LoaderTask.this) { 1571 mStopped = true; 1572 this.notify(); 1573 } 1574 } 1575 1576 /** 1577 * Gets the callbacks object. If we've been stopped, or if the launcher object 1578 * has somehow been garbage collected, return null instead. Pass in the Callbacks 1579 * object that was around when the deferred message was scheduled, and if there's 1580 * a new Callbacks object around then also return null. This will save us from 1581 * calling onto it with data that will be ignored. 1582 */ 1583 Callbacks tryGetCallbacks(Callbacks oldCallbacks) { 1584 synchronized (mLock) { 1585 if (mStopped) { 1586 return null; 1587 } 1588 1589 if (mCallbacks == null) { 1590 return null; 1591 } 1592 1593 final Callbacks callbacks = mCallbacks.get(); 1594 if (callbacks != oldCallbacks) { 1595 return null; 1596 } 1597 if (callbacks == null) { 1598 Log.w(TAG, "no mCallbacks"); 1599 return null; 1600 } 1601 1602 return callbacks; 1603 } 1604 } 1605 1606 // check & update map of what's occupied; used to discard overlapping/invalid items 1607 private boolean checkItemPlacement(LongArrayMap<ItemInfo[][]> occupied, ItemInfo item, 1608 ArrayList<Long> workspaceScreens) { 1609 LauncherAppState app = LauncherAppState.getInstance(); 1610 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 1611 final int countX = profile.numColumns; 1612 final int countY = profile.numRows; 1613 1614 long containerIndex = item.screenId; 1615 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1616 // Return early if we detect that an item is under the hotseat button 1617 if (mCallbacks == null || 1618 mCallbacks.get().isAllAppsButtonRank((int) item.screenId)) { 1619 Log.e(TAG, "Error loading shortcut into hotseat " + item 1620 + " into position (" + item.screenId + ":" + item.cellX + "," 1621 + item.cellY + ") occupied by all apps"); 1622 return false; 1623 } 1624 1625 final ItemInfo[][] hotseatItems = 1626 occupied.get((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT); 1627 1628 if (item.screenId >= profile.numHotseatIcons) { 1629 Log.e(TAG, "Error loading shortcut " + item 1630 + " into hotseat position " + item.screenId 1631 + ", position out of bounds: (0 to " + (profile.numHotseatIcons - 1) 1632 + ")"); 1633 return false; 1634 } 1635 1636 if (hotseatItems != null) { 1637 if (hotseatItems[(int) item.screenId][0] != null) { 1638 Log.e(TAG, "Error loading shortcut into hotseat " + item 1639 + " into position (" + item.screenId + ":" + item.cellX + "," 1640 + item.cellY + ") occupied by " 1641 + occupied.get(LauncherSettings.Favorites.CONTAINER_HOTSEAT) 1642 [(int) item.screenId][0]); 1643 return false; 1644 } else { 1645 hotseatItems[(int) item.screenId][0] = item; 1646 return true; 1647 } 1648 } else { 1649 final ItemInfo[][] items = new ItemInfo[(int) profile.numHotseatIcons][1]; 1650 items[(int) item.screenId][0] = item; 1651 occupied.put((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT, items); 1652 return true; 1653 } 1654 } else if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 1655 if (!workspaceScreens.contains((Long) item.screenId)) { 1656 // The item has an invalid screen id. 1657 return false; 1658 } 1659 } else { 1660 // Skip further checking if it is not the hotseat or workspace container 1661 return true; 1662 } 1663 1664 if (!occupied.containsKey(item.screenId)) { 1665 ItemInfo[][] items = new ItemInfo[countX + 1][countY + 1]; 1666 occupied.put(item.screenId, items); 1667 } 1668 1669 final ItemInfo[][] screens = occupied.get(item.screenId); 1670 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 1671 item.cellX < 0 || item.cellY < 0 || 1672 item.cellX + item.spanX > countX || item.cellY + item.spanY > countY) { 1673 Log.e(TAG, "Error loading shortcut " + item 1674 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1675 + item.cellX + "," + item.cellY 1676 + ") out of screen bounds ( " + countX + "x" + countY + ")"); 1677 return false; 1678 } 1679 1680 // Check if any workspace icons overlap with each other 1681 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1682 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1683 if (screens[x][y] != null) { 1684 Log.e(TAG, "Error loading shortcut " + item 1685 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1686 + x + "," + y 1687 + ") occupied by " 1688 + screens[x][y]); 1689 return false; 1690 } 1691 } 1692 } 1693 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1694 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1695 screens[x][y] = item; 1696 } 1697 } 1698 1699 return true; 1700 } 1701 1702 /** Clears all the sBg data structures */ 1703 private void clearSBgDataStructures() { 1704 synchronized (sBgLock) { 1705 sBgWorkspaceItems.clear(); 1706 sBgAppWidgets.clear(); 1707 sBgFolders.clear(); 1708 sBgItemsIdMap.clear(); 1709 sBgWorkspaceScreens.clear(); 1710 } 1711 } 1712 1713 private void loadWorkspace() { 1714 final long t = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1715 1716 final Context context = mContext; 1717 final ContentResolver contentResolver = context.getContentResolver(); 1718 final PackageManager manager = context.getPackageManager(); 1719 final boolean isSafeMode = manager.isSafeMode(); 1720 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 1721 final boolean isSdCardReady = Utilities.isBootCompleted(); 1722 1723 LauncherAppState app = LauncherAppState.getInstance(); 1724 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 1725 int countX = profile.numColumns; 1726 int countY = profile.numRows; 1727 1728 if (MigrateFromRestoreTask.ENABLED && MigrateFromRestoreTask.shouldRunTask(mContext)) { 1729 long migrationStartTime = System.currentTimeMillis(); 1730 Log.v(TAG, "Starting workspace migration after restore"); 1731 try { 1732 MigrateFromRestoreTask task = new MigrateFromRestoreTask(mContext); 1733 // Clear the flags before starting the task, so that we do not run the task 1734 // again, in case there was an uncaught error. 1735 MigrateFromRestoreTask.clearFlags(mContext); 1736 task.execute(); 1737 } catch (Exception e) { 1738 Log.e(TAG, "Error during grid migration", e); 1739 1740 // Clear workspace. 1741 mFlags = mFlags | LOADER_FLAG_CLEAR_WORKSPACE; 1742 } 1743 Log.v(TAG, "Workspace migration completed in " 1744 + (System.currentTimeMillis() - migrationStartTime)); 1745 } 1746 1747 if ((mFlags & LOADER_FLAG_CLEAR_WORKSPACE) != 0) { 1748 Launcher.addDumpLog(TAG, "loadWorkspace: resetting launcher database", true); 1749 LauncherAppState.getLauncherProvider().deleteDatabase(); 1750 } 1751 1752 if ((mFlags & LOADER_FLAG_MIGRATE_SHORTCUTS) != 0) { 1753 // append the user's Launcher2 shortcuts 1754 Launcher.addDumpLog(TAG, "loadWorkspace: migrating from launcher2", true); 1755 LauncherAppState.getLauncherProvider().migrateLauncher2Shortcuts(); 1756 } else { 1757 // Make sure the default workspace is loaded 1758 Launcher.addDumpLog(TAG, "loadWorkspace: loading default favorites", false); 1759 LauncherAppState.getLauncherProvider().loadDefaultFavoritesIfNecessary(); 1760 } 1761 1762 synchronized (sBgLock) { 1763 clearSBgDataStructures(); 1764 final HashMap<String, Integer> installingPkgs = PackageInstallerCompat 1765 .getInstance(mContext).updateAndGetActiveSessionCache(); 1766 sBgWorkspaceScreens.addAll(loadWorkspaceScreensDb(mContext)); 1767 1768 final ArrayList<Long> itemsToRemove = new ArrayList<Long>(); 1769 final ArrayList<Long> restoredRows = new ArrayList<Long>(); 1770 final Uri contentUri = LauncherSettings.Favorites.CONTENT_URI; 1771 if (DEBUG_LOADERS) Log.d(TAG, "loading model from " + contentUri); 1772 final Cursor c = contentResolver.query(contentUri, null, null, null, null); 1773 1774 // +1 for the hotseat (it can be larger than the workspace) 1775 // Load workspace in reverse order to ensure that latest items are loaded first (and 1776 // before any earlier duplicates) 1777 final LongArrayMap<ItemInfo[][]> occupied = new LongArrayMap<>(); 1778 1779 try { 1780 final int idIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites._ID); 1781 final int intentIndex = c.getColumnIndexOrThrow 1782 (LauncherSettings.Favorites.INTENT); 1783 final int titleIndex = c.getColumnIndexOrThrow 1784 (LauncherSettings.Favorites.TITLE); 1785 final int containerIndex = c.getColumnIndexOrThrow( 1786 LauncherSettings.Favorites.CONTAINER); 1787 final int itemTypeIndex = c.getColumnIndexOrThrow( 1788 LauncherSettings.Favorites.ITEM_TYPE); 1789 final int appWidgetIdIndex = c.getColumnIndexOrThrow( 1790 LauncherSettings.Favorites.APPWIDGET_ID); 1791 final int appWidgetProviderIndex = c.getColumnIndexOrThrow( 1792 LauncherSettings.Favorites.APPWIDGET_PROVIDER); 1793 final int screenIndex = c.getColumnIndexOrThrow( 1794 LauncherSettings.Favorites.SCREEN); 1795 final int cellXIndex = c.getColumnIndexOrThrow 1796 (LauncherSettings.Favorites.CELLX); 1797 final int cellYIndex = c.getColumnIndexOrThrow 1798 (LauncherSettings.Favorites.CELLY); 1799 final int spanXIndex = c.getColumnIndexOrThrow 1800 (LauncherSettings.Favorites.SPANX); 1801 final int spanYIndex = c.getColumnIndexOrThrow( 1802 LauncherSettings.Favorites.SPANY); 1803 final int rankIndex = c.getColumnIndexOrThrow( 1804 LauncherSettings.Favorites.RANK); 1805 final int restoredIndex = c.getColumnIndexOrThrow( 1806 LauncherSettings.Favorites.RESTORED); 1807 final int profileIdIndex = c.getColumnIndexOrThrow( 1808 LauncherSettings.Favorites.PROFILE_ID); 1809 final int optionsIndex = c.getColumnIndexOrThrow( 1810 LauncherSettings.Favorites.OPTIONS); 1811 final CursorIconInfo cursorIconInfo = new CursorIconInfo(c); 1812 1813 final LongSparseArray<UserHandleCompat> allUsers = new LongSparseArray<>(); 1814 for (UserHandleCompat user : mUserManager.getUserProfiles()) { 1815 allUsers.put(mUserManager.getSerialNumberForUser(user), user); 1816 } 1817 1818 ShortcutInfo info; 1819 String intentDescription; 1820 LauncherAppWidgetInfo appWidgetInfo; 1821 int container; 1822 long id; 1823 long serialNumber; 1824 Intent intent; 1825 UserHandleCompat user; 1826 1827 while (!mStopped && c.moveToNext()) { 1828 try { 1829 int itemType = c.getInt(itemTypeIndex); 1830 boolean restored = 0 != c.getInt(restoredIndex); 1831 boolean allowMissingTarget = false; 1832 container = c.getInt(containerIndex); 1833 1834 switch (itemType) { 1835 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1836 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1837 id = c.getLong(idIndex); 1838 intentDescription = c.getString(intentIndex); 1839 serialNumber = c.getInt(profileIdIndex); 1840 user = allUsers.get(serialNumber); 1841 int promiseType = c.getInt(restoredIndex); 1842 int disabledState = 0; 1843 boolean itemReplaced = false; 1844 if (user == null) { 1845 // User has been deleted remove the item. 1846 itemsToRemove.add(id); 1847 continue; 1848 } 1849 try { 1850 intent = Intent.parseUri(intentDescription, 0); 1851 ComponentName cn = intent.getComponent(); 1852 if (cn != null && cn.getPackageName() != null) { 1853 boolean validPkg = launcherApps.isPackageEnabledForProfile( 1854 cn.getPackageName(), user); 1855 boolean validComponent = validPkg && 1856 launcherApps.isActivityEnabledForProfile(cn, user); 1857 1858 if (validComponent) { 1859 if (restored) { 1860 // no special handling necessary for this item 1861 restoredRows.add(id); 1862 restored = false; 1863 } 1864 } else if (validPkg) { 1865 intent = null; 1866 if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 1867 // We allow auto install apps to have their intent 1868 // updated after an install. 1869 intent = manager.getLaunchIntentForPackage( 1870 cn.getPackageName()); 1871 if (intent != null) { 1872 ContentValues values = new ContentValues(); 1873 values.put(LauncherSettings.Favorites.INTENT, 1874 intent.toUri(0)); 1875 updateItem(id, values); 1876 } 1877 } 1878 1879 if (intent == null) { 1880 // The app is installed but the component is no 1881 // longer available. 1882 Launcher.addDumpLog(TAG, 1883 "Invalid component removed: " + cn, true); 1884 itemsToRemove.add(id); 1885 continue; 1886 } else { 1887 // no special handling necessary for this item 1888 restoredRows.add(id); 1889 restored = false; 1890 } 1891 } else if (restored) { 1892 // Package is not yet available but might be 1893 // installed later. 1894 Launcher.addDumpLog(TAG, 1895 "package not yet restored: " + cn, true); 1896 1897 if ((promiseType & ShortcutInfo.FLAG_RESTORE_STARTED) != 0) { 1898 // Restore has started once. 1899 } else if (installingPkgs.containsKey(cn.getPackageName())) { 1900 // App restore has started. Update the flag 1901 promiseType |= ShortcutInfo.FLAG_RESTORE_STARTED; 1902 ContentValues values = new ContentValues(); 1903 values.put(LauncherSettings.Favorites.RESTORED, 1904 promiseType); 1905 updateItem(id, values); 1906 } else if ((promiseType & ShortcutInfo.FLAG_RESTORED_APP_TYPE) != 0) { 1907 // This is a common app. Try to replace this. 1908 int appType = CommonAppTypeParser.decodeItemTypeFromFlag(promiseType); 1909 CommonAppTypeParser parser = new CommonAppTypeParser(id, appType, context); 1910 if (parser.findDefaultApp()) { 1911 // Default app found. Replace it. 1912 intent = parser.parsedIntent; 1913 cn = intent.getComponent(); 1914 ContentValues values = parser.parsedValues; 1915 values.put(LauncherSettings.Favorites.RESTORED, 0); 1916 updateItem(id, values); 1917 restored = false; 1918 itemReplaced = true; 1919 1920 } else if (REMOVE_UNRESTORED_ICONS) { 1921 Launcher.addDumpLog(TAG, 1922 "Unrestored package removed: " + cn, true); 1923 itemsToRemove.add(id); 1924 continue; 1925 } 1926 } else if (REMOVE_UNRESTORED_ICONS) { 1927 Launcher.addDumpLog(TAG, 1928 "Unrestored package removed: " + cn, true); 1929 itemsToRemove.add(id); 1930 continue; 1931 } 1932 } else if (launcherApps.isAppEnabled( 1933 manager, cn.getPackageName(), 1934 PackageManager.GET_UNINSTALLED_PACKAGES)) { 1935 // Package is present but not available. 1936 allowMissingTarget = true; 1937 disabledState = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 1938 } else if (!isSdCardReady) { 1939 // SdCard is not ready yet. Package might get available, 1940 // once it is ready. 1941 Launcher.addDumpLog(TAG, "Invalid package: " + cn 1942 + " (check again later)", true); 1943 HashSet<String> pkgs = sPendingPackages.get(user); 1944 if (pkgs == null) { 1945 pkgs = new HashSet<String>(); 1946 sPendingPackages.put(user, pkgs); 1947 } 1948 pkgs.add(cn.getPackageName()); 1949 allowMissingTarget = true; 1950 // Add the icon on the workspace anyway. 1951 1952 } else { 1953 // Do not wait for external media load anymore. 1954 // Log the invalid package, and remove it 1955 Launcher.addDumpLog(TAG, 1956 "Invalid package removed: " + cn, true); 1957 itemsToRemove.add(id); 1958 continue; 1959 } 1960 } else if (cn == null) { 1961 // For shortcuts with no component, keep them as they are 1962 restoredRows.add(id); 1963 restored = false; 1964 } 1965 } catch (URISyntaxException e) { 1966 Launcher.addDumpLog(TAG, 1967 "Invalid uri: " + intentDescription, true); 1968 itemsToRemove.add(id); 1969 continue; 1970 } 1971 1972 boolean useLowResIcon = container >= 0 && 1973 c.getInt(rankIndex) >= FolderIcon.NUM_ITEMS_IN_PREVIEW; 1974 1975 if (itemReplaced) { 1976 if (user.equals(UserHandleCompat.myUserHandle())) { 1977 info = getAppShortcutInfo(manager, intent, user, context, null, 1978 cursorIconInfo.iconIndex, titleIndex, 1979 false, useLowResIcon); 1980 } else { 1981 // Don't replace items for other profiles. 1982 itemsToRemove.add(id); 1983 continue; 1984 } 1985 } else if (restored) { 1986 if (user.equals(UserHandleCompat.myUserHandle())) { 1987 Launcher.addDumpLog(TAG, 1988 "constructing info for partially restored package", 1989 true); 1990 info = getRestoredItemInfo(c, titleIndex, intent, 1991 promiseType, itemType, cursorIconInfo, context); 1992 intent = getRestoredItemIntent(c, context, intent); 1993 } else { 1994 // Don't restore items for other profiles. 1995 itemsToRemove.add(id); 1996 continue; 1997 } 1998 } else if (itemType == 1999 LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 2000 info = getAppShortcutInfo(manager, intent, user, context, c, 2001 cursorIconInfo.iconIndex, titleIndex, 2002 allowMissingTarget, useLowResIcon); 2003 } else { 2004 info = getShortcutInfo(c, context, titleIndex, cursorIconInfo); 2005 2006 // App shortcuts that used to be automatically added to Launcher 2007 // didn't always have the correct intent flags set, so do that 2008 // here 2009 if (intent.getAction() != null && 2010 intent.getCategories() != null && 2011 intent.getAction().equals(Intent.ACTION_MAIN) && 2012 intent.getCategories().contains(Intent.CATEGORY_LAUNCHER)) { 2013 intent.addFlags( 2014 Intent.FLAG_ACTIVITY_NEW_TASK | 2015 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 2016 } 2017 } 2018 2019 if (info != null) { 2020 info.id = id; 2021 info.intent = intent; 2022 info.container = container; 2023 info.screenId = c.getInt(screenIndex); 2024 info.cellX = c.getInt(cellXIndex); 2025 info.cellY = c.getInt(cellYIndex); 2026 info.rank = c.getInt(rankIndex); 2027 info.spanX = 1; 2028 info.spanY = 1; 2029 info.intent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 2030 if (info.promisedIntent != null) { 2031 info.promisedIntent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 2032 } 2033 info.isDisabled = disabledState; 2034 if (isSafeMode && !Utilities.isSystemApp(context, intent)) { 2035 info.isDisabled |= ShortcutInfo.FLAG_DISABLED_SAFEMODE; 2036 } 2037 2038 // check & update map of what's occupied 2039 if (!checkItemPlacement(occupied, info, sBgWorkspaceScreens)) { 2040 itemsToRemove.add(id); 2041 break; 2042 } 2043 2044 if (restored) { 2045 ComponentName cn = info.getTargetComponent(); 2046 if (cn != null) { 2047 Integer progress = installingPkgs.get(cn.getPackageName()); 2048 if (progress != null) { 2049 info.setInstallProgress(progress); 2050 } else { 2051 info.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 2052 } 2053 } 2054 } 2055 2056 switch (container) { 2057 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2058 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2059 sBgWorkspaceItems.add(info); 2060 break; 2061 default: 2062 // Item is in a user folder 2063 FolderInfo folderInfo = 2064 findOrMakeFolder(sBgFolders, container); 2065 folderInfo.add(info); 2066 break; 2067 } 2068 sBgItemsIdMap.put(info.id, info); 2069 } else { 2070 throw new RuntimeException("Unexpected null ShortcutInfo"); 2071 } 2072 break; 2073 2074 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2075 id = c.getLong(idIndex); 2076 FolderInfo folderInfo = findOrMakeFolder(sBgFolders, id); 2077 2078 // Do not trim the folder label, as is was set by the user. 2079 folderInfo.title = c.getString(titleIndex); 2080 folderInfo.id = id; 2081 folderInfo.container = container; 2082 folderInfo.screenId = c.getInt(screenIndex); 2083 folderInfo.cellX = c.getInt(cellXIndex); 2084 folderInfo.cellY = c.getInt(cellYIndex); 2085 folderInfo.spanX = 1; 2086 folderInfo.spanY = 1; 2087 folderInfo.options = c.getInt(optionsIndex); 2088 2089 // check & update map of what's occupied 2090 if (!checkItemPlacement(occupied, folderInfo, sBgWorkspaceScreens)) { 2091 itemsToRemove.add(id); 2092 break; 2093 } 2094 2095 switch (container) { 2096 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2097 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2098 sBgWorkspaceItems.add(folderInfo); 2099 break; 2100 } 2101 2102 if (restored) { 2103 // no special handling required for restored folders 2104 restoredRows.add(id); 2105 } 2106 2107 sBgItemsIdMap.put(folderInfo.id, folderInfo); 2108 sBgFolders.put(folderInfo.id, folderInfo); 2109 break; 2110 2111 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 2112 case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET: 2113 // Read all Launcher-specific widget details 2114 boolean customWidget = itemType == 2115 LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET; 2116 2117 int appWidgetId = c.getInt(appWidgetIdIndex); 2118 serialNumber = c.getLong(profileIdIndex); 2119 String savedProvider = c.getString(appWidgetProviderIndex); 2120 id = c.getLong(idIndex); 2121 user = allUsers.get(serialNumber); 2122 if (user == null) { 2123 itemsToRemove.add(id); 2124 continue; 2125 } 2126 2127 final ComponentName component = 2128 ComponentName.unflattenFromString(savedProvider); 2129 2130 final int restoreStatus = c.getInt(restoredIndex); 2131 final boolean isIdValid = (restoreStatus & 2132 LauncherAppWidgetInfo.FLAG_ID_NOT_VALID) == 0; 2133 final boolean wasProviderReady = (restoreStatus & 2134 LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) == 0; 2135 2136 final LauncherAppWidgetProviderInfo provider = 2137 LauncherModel.getProviderInfo(context, 2138 ComponentName.unflattenFromString(savedProvider), 2139 user); 2140 2141 final boolean isProviderReady = isValidProvider(provider); 2142 if (!isSafeMode && !customWidget && 2143 wasProviderReady && !isProviderReady) { 2144 String log = "Deleting widget that isn't installed anymore: " 2145 + "id=" + id + " appWidgetId=" + appWidgetId; 2146 2147 Log.e(TAG, log); 2148 Launcher.addDumpLog(TAG, log, false); 2149 itemsToRemove.add(id); 2150 } else { 2151 if (isProviderReady) { 2152 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2153 provider.provider); 2154 2155 // The provider is available. So the widget is either 2156 // available or not available. We do not need to track 2157 // any future restore updates. 2158 int status = restoreStatus & 2159 ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2160 if (!wasProviderReady) { 2161 // If provider was not previously ready, update the 2162 // status and UI flag. 2163 2164 // Id would be valid only if the widget restore broadcast was received. 2165 if (isIdValid) { 2166 status = LauncherAppWidgetInfo.FLAG_UI_NOT_READY; 2167 } else { 2168 status &= ~LauncherAppWidgetInfo 2169 .FLAG_PROVIDER_NOT_READY; 2170 } 2171 } 2172 appWidgetInfo.restoreStatus = status; 2173 } else { 2174 Log.v(TAG, "Widget restore pending id=" + id 2175 + " appWidgetId=" + appWidgetId 2176 + " status =" + restoreStatus); 2177 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2178 component); 2179 appWidgetInfo.restoreStatus = restoreStatus; 2180 Integer installProgress = installingPkgs.get(component.getPackageName()); 2181 2182 if ((restoreStatus & LauncherAppWidgetInfo.FLAG_RESTORE_STARTED) != 0) { 2183 // Restore has started once. 2184 } else if (installProgress != null) { 2185 // App restore has started. Update the flag 2186 appWidgetInfo.restoreStatus |= 2187 LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2188 } else if (REMOVE_UNRESTORED_ICONS && !isSafeMode) { 2189 Launcher.addDumpLog(TAG, 2190 "Unrestored widget removed: " + component, true); 2191 itemsToRemove.add(id); 2192 continue; 2193 } 2194 2195 appWidgetInfo.installProgress = 2196 installProgress == null ? 0 : installProgress; 2197 } 2198 2199 appWidgetInfo.id = id; 2200 appWidgetInfo.screenId = c.getInt(screenIndex); 2201 appWidgetInfo.cellX = c.getInt(cellXIndex); 2202 appWidgetInfo.cellY = c.getInt(cellYIndex); 2203 appWidgetInfo.spanX = c.getInt(spanXIndex); 2204 appWidgetInfo.spanY = c.getInt(spanYIndex); 2205 appWidgetInfo.user = user; 2206 2207 if (container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 2208 container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2209 Log.e(TAG, "Widget found where container != " + 2210 "CONTAINER_DESKTOP nor CONTAINER_HOTSEAT - ignoring!"); 2211 itemsToRemove.add(id); 2212 continue; 2213 } 2214 2215 appWidgetInfo.container = container; 2216 // check & update map of what's occupied 2217 if (!checkItemPlacement(occupied, appWidgetInfo, sBgWorkspaceScreens)) { 2218 itemsToRemove.add(id); 2219 break; 2220 } 2221 2222 if (!customWidget) { 2223 String providerName = 2224 appWidgetInfo.providerName.flattenToString(); 2225 if (!providerName.equals(savedProvider) || 2226 (appWidgetInfo.restoreStatus != restoreStatus)) { 2227 ContentValues values = new ContentValues(); 2228 values.put( 2229 LauncherSettings.Favorites.APPWIDGET_PROVIDER, 2230 providerName); 2231 values.put(LauncherSettings.Favorites.RESTORED, 2232 appWidgetInfo.restoreStatus); 2233 updateItem(id, values); 2234 } 2235 } 2236 sBgItemsIdMap.put(appWidgetInfo.id, appWidgetInfo); 2237 sBgAppWidgets.add(appWidgetInfo); 2238 } 2239 break; 2240 } 2241 } catch (Exception e) { 2242 Launcher.addDumpLog(TAG, "Desktop items loading interrupted", e, true); 2243 } 2244 } 2245 } finally { 2246 if (c != null) { 2247 c.close(); 2248 } 2249 } 2250 2251 // Break early if we've stopped loading 2252 if (mStopped) { 2253 clearSBgDataStructures(); 2254 return; 2255 } 2256 2257 if (itemsToRemove.size() > 0) { 2258 // Remove dead items 2259 contentResolver.delete(LauncherSettings.Favorites.CONTENT_URI, 2260 Utilities.createDbSelectionQuery( 2261 LauncherSettings.Favorites._ID, itemsToRemove), null); 2262 if (DEBUG_LOADERS) { 2263 Log.d(TAG, "Removed = " + Utilities.createDbSelectionQuery( 2264 LauncherSettings.Favorites._ID, itemsToRemove)); 2265 } 2266 2267 // Remove any empty folder 2268 for (long folderId : LauncherAppState.getLauncherProvider() 2269 .deleteEmptyFolders()) { 2270 sBgWorkspaceItems.remove(sBgFolders.get(folderId)); 2271 sBgFolders.remove(folderId); 2272 sBgItemsIdMap.remove(folderId); 2273 } 2274 } 2275 2276 // Sort all the folder items and make sure the first 3 items are high resolution. 2277 for (FolderInfo folder : sBgFolders) { 2278 Collections.sort(folder.contents, Folder.ITEM_POS_COMPARATOR); 2279 int pos = 0; 2280 for (ShortcutInfo info : folder.contents) { 2281 if (info.usingLowResIcon) { 2282 info.updateIcon(mIconCache, false); 2283 } 2284 pos ++; 2285 if (pos >= FolderIcon.NUM_ITEMS_IN_PREVIEW) { 2286 break; 2287 } 2288 } 2289 } 2290 2291 if (restoredRows.size() > 0) { 2292 // Update restored items that no longer require special handling 2293 ContentValues values = new ContentValues(); 2294 values.put(LauncherSettings.Favorites.RESTORED, 0); 2295 contentResolver.update(LauncherSettings.Favorites.CONTENT_URI, values, 2296 Utilities.createDbSelectionQuery( 2297 LauncherSettings.Favorites._ID, restoredRows), null); 2298 } 2299 2300 if (!isSdCardReady && !sPendingPackages.isEmpty()) { 2301 context.registerReceiver(new AppsAvailabilityCheck(), 2302 new IntentFilter(Intent.ACTION_BOOT_COMPLETED), 2303 null, sWorker); 2304 } 2305 2306 // Remove any empty screens 2307 ArrayList<Long> unusedScreens = new ArrayList<Long>(sBgWorkspaceScreens); 2308 for (ItemInfo item: sBgItemsIdMap) { 2309 long screenId = item.screenId; 2310 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2311 unusedScreens.contains(screenId)) { 2312 unusedScreens.remove(screenId); 2313 } 2314 } 2315 2316 // If there are any empty screens remove them, and update. 2317 if (unusedScreens.size() != 0) { 2318 sBgWorkspaceScreens.removeAll(unusedScreens); 2319 updateWorkspaceScreenOrder(context, sBgWorkspaceScreens); 2320 } 2321 2322 if (DEBUG_LOADERS) { 2323 Log.d(TAG, "loaded workspace in " + (SystemClock.uptimeMillis()-t) + "ms"); 2324 Log.d(TAG, "workspace layout: "); 2325 int nScreens = occupied.size(); 2326 for (int y = 0; y < countY; y++) { 2327 String line = ""; 2328 2329 for (int i = 0; i < nScreens; i++) { 2330 long screenId = occupied.keyAt(i); 2331 if (screenId > 0) { 2332 line += " | "; 2333 } 2334 ItemInfo[][] screen = occupied.valueAt(i); 2335 for (int x = 0; x < countX; x++) { 2336 if (x < screen.length && y < screen[x].length) { 2337 line += (screen[x][y] != null) ? "#" : "."; 2338 } else { 2339 line += "!"; 2340 } 2341 } 2342 } 2343 Log.d(TAG, "[ " + line + " ]"); 2344 } 2345 } 2346 } 2347 } 2348 2349 /** 2350 * Partially updates the item without any notification. Must be called on the worker thread. 2351 */ 2352 private void updateItem(long itemId, ContentValues update) { 2353 mContext.getContentResolver().update( 2354 LauncherSettings.Favorites.CONTENT_URI, 2355 update, 2356 BaseColumns._ID + "= ?", 2357 new String[]{Long.toString(itemId)}); 2358 } 2359 2360 /** Filters the set of items who are directly or indirectly (via another container) on the 2361 * specified screen. */ 2362 private void filterCurrentWorkspaceItems(long currentScreenId, 2363 ArrayList<ItemInfo> allWorkspaceItems, 2364 ArrayList<ItemInfo> currentScreenItems, 2365 ArrayList<ItemInfo> otherScreenItems) { 2366 // Purge any null ItemInfos 2367 Iterator<ItemInfo> iter = allWorkspaceItems.iterator(); 2368 while (iter.hasNext()) { 2369 ItemInfo i = iter.next(); 2370 if (i == null) { 2371 iter.remove(); 2372 } 2373 } 2374 2375 // Order the set of items by their containers first, this allows use to walk through the 2376 // list sequentially, build up a list of containers that are in the specified screen, 2377 // as well as all items in those containers. 2378 Set<Long> itemsOnScreen = new HashSet<Long>(); 2379 Collections.sort(allWorkspaceItems, new Comparator<ItemInfo>() { 2380 @Override 2381 public int compare(ItemInfo lhs, ItemInfo rhs) { 2382 return (int) (lhs.container - rhs.container); 2383 } 2384 }); 2385 for (ItemInfo info : allWorkspaceItems) { 2386 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 2387 if (info.screenId == currentScreenId) { 2388 currentScreenItems.add(info); 2389 itemsOnScreen.add(info.id); 2390 } else { 2391 otherScreenItems.add(info); 2392 } 2393 } else if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2394 currentScreenItems.add(info); 2395 itemsOnScreen.add(info.id); 2396 } else { 2397 if (itemsOnScreen.contains(info.container)) { 2398 currentScreenItems.add(info); 2399 itemsOnScreen.add(info.id); 2400 } else { 2401 otherScreenItems.add(info); 2402 } 2403 } 2404 } 2405 } 2406 2407 /** Filters the set of widgets which are on the specified screen. */ 2408 private void filterCurrentAppWidgets(long currentScreenId, 2409 ArrayList<LauncherAppWidgetInfo> appWidgets, 2410 ArrayList<LauncherAppWidgetInfo> currentScreenWidgets, 2411 ArrayList<LauncherAppWidgetInfo> otherScreenWidgets) { 2412 2413 for (LauncherAppWidgetInfo widget : appWidgets) { 2414 if (widget == null) continue; 2415 if (widget.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2416 widget.screenId == currentScreenId) { 2417 currentScreenWidgets.add(widget); 2418 } else { 2419 otherScreenWidgets.add(widget); 2420 } 2421 } 2422 } 2423 2424 /** Filters the set of folders which are on the specified screen. */ 2425 private void filterCurrentFolders(long currentScreenId, 2426 LongArrayMap<ItemInfo> itemsIdMap, 2427 LongArrayMap<FolderInfo> folders, 2428 LongArrayMap<FolderInfo> currentScreenFolders, 2429 LongArrayMap<FolderInfo> otherScreenFolders) { 2430 2431 int total = folders.size(); 2432 for (int i = 0; i < total; i++) { 2433 long id = folders.keyAt(i); 2434 FolderInfo folder = folders.valueAt(i); 2435 2436 ItemInfo info = itemsIdMap.get(id); 2437 if (info == null || folder == null) continue; 2438 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2439 info.screenId == currentScreenId) { 2440 currentScreenFolders.put(id, folder); 2441 } else { 2442 otherScreenFolders.put(id, folder); 2443 } 2444 } 2445 } 2446 2447 /** Sorts the set of items by hotseat, workspace (spatially from top to bottom, left to 2448 * right) */ 2449 private void sortWorkspaceItemsSpatially(ArrayList<ItemInfo> workspaceItems) { 2450 final LauncherAppState app = LauncherAppState.getInstance(); 2451 final InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 2452 final int screenCols = profile.numColumns; 2453 final int screenCellCount = profile.numColumns * profile.numRows; 2454 Collections.sort(workspaceItems, new Comparator<ItemInfo>() { 2455 @Override 2456 public int compare(ItemInfo lhs, ItemInfo rhs) { 2457 if (lhs.container == rhs.container) { 2458 // Within containers, order by their spatial position in that container 2459 switch ((int) lhs.container) { 2460 case LauncherSettings.Favorites.CONTAINER_DESKTOP: { 2461 long lr = (lhs.screenId * screenCellCount + 2462 lhs.cellY * screenCols + lhs.cellX); 2463 long rr = (rhs.screenId * screenCellCount + 2464 rhs.cellY * screenCols + rhs.cellX); 2465 return (int) (lr - rr); 2466 } 2467 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: { 2468 // We currently use the screen id as the rank 2469 return (int) (lhs.screenId - rhs.screenId); 2470 } 2471 default: 2472 if (ProviderConfig.IS_DOGFOOD_BUILD) { 2473 throw new RuntimeException("Unexpected container type when " + 2474 "sorting workspace items."); 2475 } 2476 return 0; 2477 } 2478 } else { 2479 // Between containers, order by hotseat, desktop 2480 return (int) (lhs.container - rhs.container); 2481 } 2482 } 2483 }); 2484 } 2485 2486 private void bindWorkspaceScreens(final Callbacks oldCallbacks, 2487 final ArrayList<Long> orderedScreens) { 2488 final Runnable r = new Runnable() { 2489 @Override 2490 public void run() { 2491 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2492 if (callbacks != null) { 2493 callbacks.bindScreens(orderedScreens); 2494 } 2495 } 2496 }; 2497 runOnMainThread(r); 2498 } 2499 2500 private void bindWorkspaceItems(final Callbacks oldCallbacks, 2501 final ArrayList<ItemInfo> workspaceItems, 2502 final ArrayList<LauncherAppWidgetInfo> appWidgets, 2503 final LongArrayMap<FolderInfo> folders, 2504 ArrayList<Runnable> deferredBindRunnables) { 2505 2506 final boolean postOnMainThread = (deferredBindRunnables != null); 2507 2508 // Bind the workspace items 2509 int N = workspaceItems.size(); 2510 for (int i = 0; i < N; i += ITEMS_CHUNK) { 2511 final int start = i; 2512 final int chunkSize = (i+ITEMS_CHUNK <= N) ? ITEMS_CHUNK : (N-i); 2513 final Runnable r = new Runnable() { 2514 @Override 2515 public void run() { 2516 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2517 if (callbacks != null) { 2518 callbacks.bindItems(workspaceItems, start, start+chunkSize, 2519 false); 2520 } 2521 } 2522 }; 2523 if (postOnMainThread) { 2524 synchronized (deferredBindRunnables) { 2525 deferredBindRunnables.add(r); 2526 } 2527 } else { 2528 runOnMainThread(r); 2529 } 2530 } 2531 2532 // Bind the folders 2533 if (!folders.isEmpty()) { 2534 final Runnable r = new Runnable() { 2535 public void run() { 2536 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2537 if (callbacks != null) { 2538 callbacks.bindFolders(folders); 2539 } 2540 } 2541 }; 2542 if (postOnMainThread) { 2543 synchronized (deferredBindRunnables) { 2544 deferredBindRunnables.add(r); 2545 } 2546 } else { 2547 runOnMainThread(r); 2548 } 2549 } 2550 2551 // Bind the widgets, one at a time 2552 N = appWidgets.size(); 2553 for (int i = 0; i < N; i++) { 2554 final LauncherAppWidgetInfo widget = appWidgets.get(i); 2555 final Runnable r = new Runnable() { 2556 public void run() { 2557 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2558 if (callbacks != null) { 2559 callbacks.bindAppWidget(widget); 2560 } 2561 } 2562 }; 2563 if (postOnMainThread) { 2564 deferredBindRunnables.add(r); 2565 } else { 2566 runOnMainThread(r); 2567 } 2568 } 2569 } 2570 2571 /** 2572 * Binds all loaded data to actual views on the main thread. 2573 */ 2574 private void bindWorkspace(int synchronizeBindPage) { 2575 final long t = SystemClock.uptimeMillis(); 2576 Runnable r; 2577 2578 // Don't use these two variables in any of the callback runnables. 2579 // Otherwise we hold a reference to them. 2580 final Callbacks oldCallbacks = mCallbacks.get(); 2581 if (oldCallbacks == null) { 2582 // This launcher has exited and nobody bothered to tell us. Just bail. 2583 Log.w(TAG, "LoaderTask running with no launcher"); 2584 return; 2585 } 2586 2587 // Save a copy of all the bg-thread collections 2588 ArrayList<ItemInfo> workspaceItems = new ArrayList<ItemInfo>(); 2589 ArrayList<LauncherAppWidgetInfo> appWidgets = 2590 new ArrayList<LauncherAppWidgetInfo>(); 2591 ArrayList<Long> orderedScreenIds = new ArrayList<Long>(); 2592 2593 final LongArrayMap<FolderInfo> folders; 2594 final LongArrayMap<ItemInfo> itemsIdMap; 2595 2596 synchronized (sBgLock) { 2597 workspaceItems.addAll(sBgWorkspaceItems); 2598 appWidgets.addAll(sBgAppWidgets); 2599 orderedScreenIds.addAll(sBgWorkspaceScreens); 2600 2601 folders = sBgFolders.clone(); 2602 itemsIdMap = sBgItemsIdMap.clone(); 2603 } 2604 2605 final boolean isLoadingSynchronously = 2606 synchronizeBindPage != PagedView.INVALID_RESTORE_PAGE; 2607 int currScreen = isLoadingSynchronously ? synchronizeBindPage : 2608 oldCallbacks.getCurrentWorkspaceScreen(); 2609 if (currScreen >= orderedScreenIds.size()) { 2610 // There may be no workspace screens (just hotseat items and an empty page). 2611 currScreen = PagedView.INVALID_RESTORE_PAGE; 2612 } 2613 final int currentScreen = currScreen; 2614 final long currentScreenId = currentScreen < 0 2615 ? INVALID_SCREEN_ID : orderedScreenIds.get(currentScreen); 2616 2617 // Load all the items that are on the current page first (and in the process, unbind 2618 // all the existing workspace items before we call startBinding() below. 2619 unbindWorkspaceItemsOnMainThread(); 2620 2621 // Separate the items that are on the current screen, and all the other remaining items 2622 ArrayList<ItemInfo> currentWorkspaceItems = new ArrayList<ItemInfo>(); 2623 ArrayList<ItemInfo> otherWorkspaceItems = new ArrayList<ItemInfo>(); 2624 ArrayList<LauncherAppWidgetInfo> currentAppWidgets = 2625 new ArrayList<LauncherAppWidgetInfo>(); 2626 ArrayList<LauncherAppWidgetInfo> otherAppWidgets = 2627 new ArrayList<LauncherAppWidgetInfo>(); 2628 LongArrayMap<FolderInfo> currentFolders = new LongArrayMap<>(); 2629 LongArrayMap<FolderInfo> otherFolders = new LongArrayMap<>(); 2630 2631 filterCurrentWorkspaceItems(currentScreenId, workspaceItems, currentWorkspaceItems, 2632 otherWorkspaceItems); 2633 filterCurrentAppWidgets(currentScreenId, appWidgets, currentAppWidgets, 2634 otherAppWidgets); 2635 filterCurrentFolders(currentScreenId, itemsIdMap, folders, currentFolders, 2636 otherFolders); 2637 sortWorkspaceItemsSpatially(currentWorkspaceItems); 2638 sortWorkspaceItemsSpatially(otherWorkspaceItems); 2639 2640 // Tell the workspace that we're about to start binding items 2641 r = new Runnable() { 2642 public void run() { 2643 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2644 if (callbacks != null) { 2645 callbacks.startBinding(); 2646 } 2647 } 2648 }; 2649 runOnMainThread(r); 2650 2651 bindWorkspaceScreens(oldCallbacks, orderedScreenIds); 2652 2653 // Load items on the current page 2654 bindWorkspaceItems(oldCallbacks, currentWorkspaceItems, currentAppWidgets, 2655 currentFolders, null); 2656 if (isLoadingSynchronously) { 2657 r = new Runnable() { 2658 public void run() { 2659 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2660 if (callbacks != null && currentScreen != PagedView.INVALID_RESTORE_PAGE) { 2661 callbacks.onPageBoundSynchronously(currentScreen); 2662 } 2663 } 2664 }; 2665 runOnMainThread(r); 2666 } 2667 2668 // Load all the remaining pages (if we are loading synchronously, we want to defer this 2669 // work until after the first render) 2670 synchronized (mDeferredBindRunnables) { 2671 mDeferredBindRunnables.clear(); 2672 } 2673 bindWorkspaceItems(oldCallbacks, otherWorkspaceItems, otherAppWidgets, otherFolders, 2674 (isLoadingSynchronously ? mDeferredBindRunnables : null)); 2675 2676 // Tell the workspace that we're done binding items 2677 r = new Runnable() { 2678 public void run() { 2679 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2680 if (callbacks != null) { 2681 callbacks.finishBindingItems(); 2682 } 2683 2684 mIsLoadingAndBindingWorkspace = false; 2685 2686 // Run all the bind complete runnables after workspace is bound. 2687 if (!mBindCompleteRunnables.isEmpty()) { 2688 synchronized (mBindCompleteRunnables) { 2689 for (final Runnable r : mBindCompleteRunnables) { 2690 runOnWorkerThread(r); 2691 } 2692 mBindCompleteRunnables.clear(); 2693 } 2694 } 2695 2696 // If we're profiling, ensure this is the last thing in the queue. 2697 if (DEBUG_LOADERS) { 2698 Log.d(TAG, "bound workspace in " 2699 + (SystemClock.uptimeMillis()-t) + "ms"); 2700 } 2701 2702 } 2703 }; 2704 if (isLoadingSynchronously) { 2705 synchronized (mDeferredBindRunnables) { 2706 mDeferredBindRunnables.add(r); 2707 } 2708 } else { 2709 runOnMainThread(r); 2710 } 2711 } 2712 2713 private void loadAndBindAllApps() { 2714 if (DEBUG_LOADERS) { 2715 Log.d(TAG, "loadAndBindAllApps mAllAppsLoaded=" + mAllAppsLoaded); 2716 } 2717 if (!mAllAppsLoaded) { 2718 loadAllApps(); 2719 synchronized (LoaderTask.this) { 2720 if (mStopped) { 2721 return; 2722 } 2723 } 2724 updateIconCache(); 2725 synchronized (LoaderTask.this) { 2726 if (mStopped) { 2727 return; 2728 } 2729 mAllAppsLoaded = true; 2730 } 2731 } else { 2732 onlyBindAllApps(); 2733 } 2734 } 2735 2736 private void updateIconCache() { 2737 // Ignore packages which have a promise icon. 2738 HashSet<String> packagesToIgnore = new HashSet<>(); 2739 synchronized (sBgLock) { 2740 for (ItemInfo info : sBgItemsIdMap) { 2741 if (info instanceof ShortcutInfo) { 2742 ShortcutInfo si = (ShortcutInfo) info; 2743 if (si.isPromise() && si.getTargetComponent() != null) { 2744 packagesToIgnore.add(si.getTargetComponent().getPackageName()); 2745 } 2746 } else if (info instanceof LauncherAppWidgetInfo) { 2747 LauncherAppWidgetInfo lawi = (LauncherAppWidgetInfo) info; 2748 if (lawi.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)) { 2749 packagesToIgnore.add(lawi.providerName.getPackageName()); 2750 } 2751 } 2752 } 2753 } 2754 mIconCache.updateDbIcons(packagesToIgnore); 2755 } 2756 2757 private void onlyBindAllApps() { 2758 final Callbacks oldCallbacks = mCallbacks.get(); 2759 if (oldCallbacks == null) { 2760 // This launcher has exited and nobody bothered to tell us. Just bail. 2761 Log.w(TAG, "LoaderTask running with no launcher (onlyBindAllApps)"); 2762 return; 2763 } 2764 2765 // shallow copy 2766 @SuppressWarnings("unchecked") 2767 final ArrayList<AppInfo> list 2768 = (ArrayList<AppInfo>) mBgAllAppsList.data.clone(); 2769 final WidgetsModel widgetList = mBgWidgetsModel.clone(); 2770 Runnable r = new Runnable() { 2771 public void run() { 2772 final long t = SystemClock.uptimeMillis(); 2773 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2774 if (callbacks != null) { 2775 callbacks.bindAllApplications(list); 2776 callbacks.bindAllPackages(widgetList); 2777 } 2778 if (DEBUG_LOADERS) { 2779 Log.d(TAG, "bound all " + list.size() + " apps from cache in " 2780 + (SystemClock.uptimeMillis()-t) + "ms"); 2781 } 2782 } 2783 }; 2784 boolean isRunningOnMainThread = !(sWorkerThread.getThreadId() == Process.myTid()); 2785 if (isRunningOnMainThread) { 2786 r.run(); 2787 } else { 2788 mHandler.post(r); 2789 } 2790 } 2791 2792 private void loadAllApps() { 2793 final long loadTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2794 2795 final Callbacks oldCallbacks = mCallbacks.get(); 2796 if (oldCallbacks == null) { 2797 // This launcher has exited and nobody bothered to tell us. Just bail. 2798 Log.w(TAG, "LoaderTask running with no launcher (loadAllApps)"); 2799 return; 2800 } 2801 2802 final List<UserHandleCompat> profiles = mUserManager.getUserProfiles(); 2803 2804 // Clear the list of apps 2805 mBgAllAppsList.clear(); 2806 for (UserHandleCompat user : profiles) { 2807 // Query for the set of apps 2808 final long qiaTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2809 final List<LauncherActivityInfoCompat> apps = mLauncherApps.getActivityList(null, user); 2810 if (DEBUG_LOADERS) { 2811 Log.d(TAG, "getActivityList took " 2812 + (SystemClock.uptimeMillis()-qiaTime) + "ms for user " + user); 2813 Log.d(TAG, "getActivityList got " + apps.size() + " apps for user " + user); 2814 } 2815 // Fail if we don't have any apps 2816 // TODO: Fix this. Only fail for the current user. 2817 if (apps == null || apps.isEmpty()) { 2818 return; 2819 } 2820 2821 // Create the ApplicationInfos 2822 for (int i = 0; i < apps.size(); i++) { 2823 LauncherActivityInfoCompat app = apps.get(i); 2824 // This builds the icon bitmaps. 2825 mBgAllAppsList.add(new AppInfo(mContext, app, user, mIconCache)); 2826 } 2827 2828 final ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(mContext, user); 2829 if (heuristic != null) { 2830 final Runnable r = new Runnable() { 2831 2832 @Override 2833 public void run() { 2834 heuristic.processUserApps(apps); 2835 } 2836 }; 2837 runOnMainThread(new Runnable() { 2838 2839 @Override 2840 public void run() { 2841 // Check isLoadingWorkspace on the UI thread, as it is updated on 2842 // the UI thread. 2843 if (mIsLoadingAndBindingWorkspace) { 2844 synchronized (mBindCompleteRunnables) { 2845 mBindCompleteRunnables.add(r); 2846 } 2847 } else { 2848 runOnWorkerThread(r); 2849 } 2850 } 2851 }); 2852 } 2853 } 2854 // Huh? Shouldn't this be inside the Runnable below? 2855 final ArrayList<AppInfo> added = mBgAllAppsList.added; 2856 mBgAllAppsList.added = new ArrayList<AppInfo>(); 2857 2858 // Post callback on main thread 2859 mHandler.post(new Runnable() { 2860 public void run() { 2861 2862 final long bindTime = SystemClock.uptimeMillis(); 2863 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2864 if (callbacks != null) { 2865 callbacks.bindAllApplications(added); 2866 if (DEBUG_LOADERS) { 2867 Log.d(TAG, "bound " + added.size() + " apps in " 2868 + (SystemClock.uptimeMillis() - bindTime) + "ms"); 2869 } 2870 } else { 2871 Log.i(TAG, "not binding apps: no Launcher activity"); 2872 } 2873 } 2874 }); 2875 // Cleanup any data stored for a deleted user. 2876 ManagedProfileHeuristic.processAllUsers(profiles, mContext); 2877 2878 loadAndBindWidgetsAndShortcuts(tryGetCallbacks(oldCallbacks), true /* refresh */); 2879 if (DEBUG_LOADERS) { 2880 Log.d(TAG, "Icons processed in " 2881 + (SystemClock.uptimeMillis() - loadTime) + "ms"); 2882 } 2883 } 2884 2885 public void dumpState() { 2886 synchronized (sBgLock) { 2887 Log.d(TAG, "mLoaderTask.mContext=" + mContext); 2888 Log.d(TAG, "mLoaderTask.mStopped=" + mStopped); 2889 Log.d(TAG, "mLoaderTask.mLoadAndBindStepFinished=" + mLoadAndBindStepFinished); 2890 Log.d(TAG, "mItems size=" + sBgWorkspaceItems.size()); 2891 } 2892 } 2893 } 2894 2895 /** 2896 * Called when the icons for packages have been updated in the icon cache. 2897 */ 2898 public void onPackageIconsUpdated(HashSet<String> updatedPackages, UserHandleCompat user) { 2899 final Callbacks callbacks = getCallback(); 2900 final ArrayList<AppInfo> updatedApps = new ArrayList<>(); 2901 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<>(); 2902 2903 // If any package icon has changed (app was updated while launcher was dead), 2904 // update the corresponding shortcuts. 2905 synchronized (sBgLock) { 2906 for (ItemInfo info : sBgItemsIdMap) { 2907 if (info instanceof ShortcutInfo && user.equals(info.user) 2908 && info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 2909 ShortcutInfo si = (ShortcutInfo) info; 2910 ComponentName cn = si.getTargetComponent(); 2911 if (cn != null && updatedPackages.contains(cn.getPackageName())) { 2912 si.updateIcon(mIconCache); 2913 updatedShortcuts.add(si); 2914 } 2915 } 2916 } 2917 mBgAllAppsList.updateIconsAndLabels(updatedPackages, user, updatedApps); 2918 } 2919 2920 if (!updatedShortcuts.isEmpty()) { 2921 final UserHandleCompat userFinal = user; 2922 mHandler.post(new Runnable() { 2923 2924 public void run() { 2925 Callbacks cb = getCallback(); 2926 if (cb != null && callbacks == cb) { 2927 cb.bindShortcutsChanged(updatedShortcuts, 2928 new ArrayList<ShortcutInfo>(), userFinal); 2929 } 2930 } 2931 }); 2932 } 2933 2934 if (!updatedApps.isEmpty()) { 2935 mHandler.post(new Runnable() { 2936 2937 public void run() { 2938 Callbacks cb = getCallback(); 2939 if (cb != null && callbacks == cb) { 2940 cb.bindAppsUpdated(updatedApps); 2941 } 2942 } 2943 }); 2944 } 2945 2946 // Reload widget list. No need to refresh, as we only want to update the icons and labels. 2947 loadAndBindWidgetsAndShortcuts(callbacks, false); 2948 } 2949 2950 void enqueuePackageUpdated(PackageUpdatedTask task) { 2951 sWorker.post(task); 2952 } 2953 2954 @Thunk class AppsAvailabilityCheck extends BroadcastReceiver { 2955 2956 @Override 2957 public void onReceive(Context context, Intent intent) { 2958 synchronized (sBgLock) { 2959 final LauncherAppsCompat launcherApps = LauncherAppsCompat 2960 .getInstance(mApp.getContext()); 2961 final PackageManager manager = context.getPackageManager(); 2962 final ArrayList<String> packagesRemoved = new ArrayList<String>(); 2963 final ArrayList<String> packagesUnavailable = new ArrayList<String>(); 2964 for (Entry<UserHandleCompat, HashSet<String>> entry : sPendingPackages.entrySet()) { 2965 UserHandleCompat user = entry.getKey(); 2966 packagesRemoved.clear(); 2967 packagesUnavailable.clear(); 2968 for (String pkg : entry.getValue()) { 2969 if (!launcherApps.isPackageEnabledForProfile(pkg, user)) { 2970 boolean packageOnSdcard = launcherApps.isAppEnabled( 2971 manager, pkg, PackageManager.GET_UNINSTALLED_PACKAGES); 2972 if (packageOnSdcard) { 2973 Launcher.addDumpLog(TAG, "Package found on sd-card: " + pkg, true); 2974 packagesUnavailable.add(pkg); 2975 } else { 2976 Launcher.addDumpLog(TAG, "Package not found: " + pkg, true); 2977 packagesRemoved.add(pkg); 2978 } 2979 } 2980 } 2981 if (!packagesRemoved.isEmpty()) { 2982 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_REMOVE, 2983 packagesRemoved.toArray(new String[packagesRemoved.size()]), user)); 2984 } 2985 if (!packagesUnavailable.isEmpty()) { 2986 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UNAVAILABLE, 2987 packagesUnavailable.toArray(new String[packagesUnavailable.size()]), user)); 2988 } 2989 } 2990 sPendingPackages.clear(); 2991 } 2992 } 2993 } 2994 2995 private class PackageUpdatedTask implements Runnable { 2996 int mOp; 2997 String[] mPackages; 2998 UserHandleCompat mUser; 2999 3000 public static final int OP_NONE = 0; 3001 public static final int OP_ADD = 1; 3002 public static final int OP_UPDATE = 2; 3003 public static final int OP_REMOVE = 3; // uninstlled 3004 public static final int OP_UNAVAILABLE = 4; // external media unmounted 3005 3006 3007 public PackageUpdatedTask(int op, String[] packages, UserHandleCompat user) { 3008 mOp = op; 3009 mPackages = packages; 3010 mUser = user; 3011 } 3012 3013 public void run() { 3014 if (!mHasLoaderCompletedOnce) { 3015 // Loader has not yet run. 3016 return; 3017 } 3018 final Context context = mApp.getContext(); 3019 3020 final String[] packages = mPackages; 3021 final int N = packages.length; 3022 switch (mOp) { 3023 case OP_ADD: { 3024 for (int i=0; i<N; i++) { 3025 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.addPackage " + packages[i]); 3026 mIconCache.updateIconsForPkg(packages[i], mUser); 3027 mBgAllAppsList.addPackage(context, packages[i], mUser); 3028 } 3029 3030 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 3031 if (heuristic != null) { 3032 heuristic.processPackageAdd(mPackages); 3033 } 3034 break; 3035 } 3036 case OP_UPDATE: 3037 for (int i=0; i<N; i++) { 3038 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.updatePackage " + packages[i]); 3039 mIconCache.updateIconsForPkg(packages[i], mUser); 3040 mBgAllAppsList.updatePackage(context, packages[i], mUser); 3041 mApp.getWidgetCache().removePackage(packages[i], mUser); 3042 } 3043 break; 3044 case OP_REMOVE: { 3045 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 3046 if (heuristic != null) { 3047 heuristic.processPackageRemoved(mPackages); 3048 } 3049 for (int i=0; i<N; i++) { 3050 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 3051 mIconCache.removeIconsForPkg(packages[i], mUser); 3052 } 3053 // Fall through 3054 } 3055 case OP_UNAVAILABLE: 3056 for (int i=0; i<N; i++) { 3057 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 3058 mBgAllAppsList.removePackage(packages[i], mUser); 3059 mApp.getWidgetCache().removePackage(packages[i], mUser); 3060 } 3061 break; 3062 } 3063 3064 ArrayList<AppInfo> added = null; 3065 ArrayList<AppInfo> modified = null; 3066 final ArrayList<AppInfo> removedApps = new ArrayList<AppInfo>(); 3067 3068 if (mBgAllAppsList.added.size() > 0) { 3069 added = new ArrayList<AppInfo>(mBgAllAppsList.added); 3070 mBgAllAppsList.added.clear(); 3071 } 3072 if (mBgAllAppsList.modified.size() > 0) { 3073 modified = new ArrayList<AppInfo>(mBgAllAppsList.modified); 3074 mBgAllAppsList.modified.clear(); 3075 } 3076 if (mBgAllAppsList.removed.size() > 0) { 3077 removedApps.addAll(mBgAllAppsList.removed); 3078 mBgAllAppsList.removed.clear(); 3079 } 3080 3081 final Callbacks callbacks = getCallback(); 3082 if (callbacks == null) { 3083 Log.w(TAG, "Nobody to tell about the new app. Launcher is probably loading."); 3084 return; 3085 } 3086 3087 final HashMap<ComponentName, AppInfo> addedOrUpdatedApps = 3088 new HashMap<ComponentName, AppInfo>(); 3089 3090 if (added != null) { 3091 addAppsToAllApps(context, added); 3092 for (AppInfo ai : added) { 3093 addedOrUpdatedApps.put(ai.componentName, ai); 3094 } 3095 } 3096 3097 if (modified != null) { 3098 final ArrayList<AppInfo> modifiedFinal = modified; 3099 for (AppInfo ai : modified) { 3100 addedOrUpdatedApps.put(ai.componentName, ai); 3101 } 3102 3103 mHandler.post(new Runnable() { 3104 public void run() { 3105 Callbacks cb = getCallback(); 3106 if (callbacks == cb && cb != null) { 3107 callbacks.bindAppsUpdated(modifiedFinal); 3108 } 3109 } 3110 }); 3111 } 3112 3113 // Update shortcut infos 3114 if (mOp == OP_ADD || mOp == OP_UPDATE) { 3115 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<ShortcutInfo>(); 3116 final ArrayList<ShortcutInfo> removedShortcuts = new ArrayList<ShortcutInfo>(); 3117 final ArrayList<LauncherAppWidgetInfo> widgets = new ArrayList<LauncherAppWidgetInfo>(); 3118 3119 HashSet<String> packageSet = new HashSet<String>(Arrays.asList(packages)); 3120 synchronized (sBgLock) { 3121 for (ItemInfo info : sBgItemsIdMap) { 3122 if (info instanceof ShortcutInfo && mUser.equals(info.user)) { 3123 ShortcutInfo si = (ShortcutInfo) info; 3124 boolean infoUpdated = false; 3125 boolean shortcutUpdated = false; 3126 3127 // Update shortcuts which use iconResource. 3128 if ((si.iconResource != null) 3129 && packageSet.contains(si.iconResource.packageName)) { 3130 Bitmap icon = Utilities.createIconBitmap( 3131 si.iconResource.packageName, 3132 si.iconResource.resourceName, context); 3133 if (icon != null) { 3134 si.setIcon(icon); 3135 si.usingFallbackIcon = false; 3136 infoUpdated = true; 3137 } 3138 } 3139 3140 ComponentName cn = si.getTargetComponent(); 3141 if (cn != null && packageSet.contains(cn.getPackageName())) { 3142 AppInfo appInfo = addedOrUpdatedApps.get(cn); 3143 3144 if (si.isPromise()) { 3145 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 3146 // Auto install icon 3147 PackageManager pm = context.getPackageManager(); 3148 ResolveInfo matched = pm.resolveActivity( 3149 new Intent(Intent.ACTION_MAIN) 3150 .setComponent(cn).addCategory(Intent.CATEGORY_LAUNCHER), 3151 PackageManager.MATCH_DEFAULT_ONLY); 3152 if (matched == null) { 3153 // Try to find the best match activity. 3154 Intent intent = pm.getLaunchIntentForPackage( 3155 cn.getPackageName()); 3156 if (intent != null) { 3157 cn = intent.getComponent(); 3158 appInfo = addedOrUpdatedApps.get(cn); 3159 } 3160 3161 if ((intent == null) || (appInfo == null)) { 3162 removedShortcuts.add(si); 3163 continue; 3164 } 3165 si.promisedIntent = intent; 3166 } 3167 } 3168 3169 // Restore the shortcut. 3170 if (appInfo != null) { 3171 si.flags = appInfo.flags; 3172 } 3173 3174 si.intent = si.promisedIntent; 3175 si.promisedIntent = null; 3176 si.status = ShortcutInfo.DEFAULT; 3177 infoUpdated = true; 3178 si.updateIcon(mIconCache); 3179 } 3180 3181 if (appInfo != null && Intent.ACTION_MAIN.equals(si.intent.getAction()) 3182 && si.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 3183 si.updateIcon(mIconCache); 3184 si.title = Utilities.trim(appInfo.title); 3185 si.contentDescription = appInfo.contentDescription; 3186 infoUpdated = true; 3187 } 3188 3189 if ((si.isDisabled & ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE) != 0) { 3190 // Since package was just updated, the target must be available now. 3191 si.isDisabled &= ~ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3192 shortcutUpdated = true; 3193 } 3194 } 3195 3196 if (infoUpdated || shortcutUpdated) { 3197 updatedShortcuts.add(si); 3198 } 3199 if (infoUpdated) { 3200 updateItemInDatabase(context, si); 3201 } 3202 } else if (info instanceof LauncherAppWidgetInfo) { 3203 LauncherAppWidgetInfo widgetInfo = (LauncherAppWidgetInfo) info; 3204 if (mUser.equals(widgetInfo.user) 3205 && widgetInfo.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) 3206 && packageSet.contains(widgetInfo.providerName.getPackageName())) { 3207 widgetInfo.restoreStatus &= 3208 ~LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY & 3209 ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 3210 3211 // adding this flag ensures that launcher shows 'click to setup' 3212 // if the widget has a config activity. In case there is no config 3213 // activity, it will be marked as 'restored' during bind. 3214 widgetInfo.restoreStatus |= LauncherAppWidgetInfo.FLAG_UI_NOT_READY; 3215 3216 widgets.add(widgetInfo); 3217 updateItemInDatabase(context, widgetInfo); 3218 } 3219 } 3220 } 3221 } 3222 3223 if (!updatedShortcuts.isEmpty() || !removedShortcuts.isEmpty()) { 3224 mHandler.post(new Runnable() { 3225 3226 public void run() { 3227 Callbacks cb = getCallback(); 3228 if (callbacks == cb && cb != null) { 3229 callbacks.bindShortcutsChanged( 3230 updatedShortcuts, removedShortcuts, mUser); 3231 } 3232 } 3233 }); 3234 if (!removedShortcuts.isEmpty()) { 3235 deleteItemsFromDatabase(context, removedShortcuts); 3236 } 3237 } 3238 if (!widgets.isEmpty()) { 3239 mHandler.post(new Runnable() { 3240 public void run() { 3241 Callbacks cb = getCallback(); 3242 if (callbacks == cb && cb != null) { 3243 callbacks.bindWidgetsRestored(widgets); 3244 } 3245 } 3246 }); 3247 } 3248 } 3249 3250 final ArrayList<String> removedPackageNames = 3251 new ArrayList<String>(); 3252 if (mOp == OP_REMOVE || mOp == OP_UNAVAILABLE) { 3253 // Mark all packages in the broadcast to be removed 3254 removedPackageNames.addAll(Arrays.asList(packages)); 3255 } else if (mOp == OP_UPDATE) { 3256 // Mark disabled packages in the broadcast to be removed 3257 for (int i=0; i<N; i++) { 3258 if (isPackageDisabled(context, packages[i], mUser)) { 3259 removedPackageNames.add(packages[i]); 3260 } 3261 } 3262 } 3263 3264 if (!removedPackageNames.isEmpty() || !removedApps.isEmpty()) { 3265 final int removeReason; 3266 if (mOp == OP_UNAVAILABLE) { 3267 removeReason = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3268 } else { 3269 // Remove all the components associated with this package 3270 for (String pn : removedPackageNames) { 3271 deletePackageFromDatabase(context, pn, mUser); 3272 } 3273 // Remove all the specific components 3274 for (AppInfo a : removedApps) { 3275 ArrayList<ItemInfo> infos = getItemInfoForComponentName(a.componentName, mUser); 3276 deleteItemsFromDatabase(context, infos); 3277 } 3278 removeReason = 0; 3279 } 3280 3281 // Remove any queued items from the install queue 3282 InstallShortcutReceiver.removeFromInstallQueue(context, removedPackageNames, mUser); 3283 // Call the components-removed callback 3284 mHandler.post(new Runnable() { 3285 public void run() { 3286 Callbacks cb = getCallback(); 3287 if (callbacks == cb && cb != null) { 3288 callbacks.bindComponentsRemoved( 3289 removedPackageNames, removedApps, mUser, removeReason); 3290 } 3291 } 3292 }); 3293 } 3294 3295 // Update widgets 3296 if (mOp == OP_ADD || mOp == OP_REMOVE || mOp == OP_UPDATE) { 3297 // Always refresh for a package event on secondary user 3298 boolean needToRefresh = !mUser.equals(UserHandleCompat.myUserHandle()); 3299 3300 // Refresh widget list, if the package already had a widget. 3301 synchronized (sBgLock) { 3302 if (sBgWidgetProviders != null) { 3303 HashSet<String> pkgSet = new HashSet<>(); 3304 Collections.addAll(pkgSet, mPackages); 3305 3306 for (ComponentKey key : sBgWidgetProviders.keySet()) { 3307 needToRefresh |= key.user.equals(mUser) && 3308 pkgSet.contains(key.componentName.getPackageName()); 3309 } 3310 } 3311 } 3312 3313 if (!needToRefresh && mOp != OP_REMOVE) { 3314 // Refresh widget list, if there is any newly added widget 3315 PackageManager pm = context.getPackageManager(); 3316 for (String pkg : mPackages) { 3317 try { 3318 needToRefresh |= !pm.queryBroadcastReceivers( 3319 new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE) 3320 .setPackage(pkg), 0).isEmpty(); 3321 } catch (RuntimeException e) { 3322 if (ProviderConfig.IS_DOGFOOD_BUILD) { 3323 throw e; 3324 } 3325 // Ignore the crash. We can live with a state widget list. 3326 Log.e(TAG, "PM call failed for " + pkg, e); 3327 } 3328 } 3329 } 3330 3331 loadAndBindWidgetsAndShortcuts(callbacks, needToRefresh); 3332 } 3333 3334 // Write all the logs to disk 3335 mHandler.post(new Runnable() { 3336 public void run() { 3337 Callbacks cb = getCallback(); 3338 if (callbacks == cb && cb != null) { 3339 callbacks.dumpLogsToLocalData(); 3340 } 3341 } 3342 }); 3343 } 3344 } 3345 3346 public static List<LauncherAppWidgetProviderInfo> getWidgetProviders(Context context, 3347 boolean refresh) { 3348 ArrayList<LauncherAppWidgetProviderInfo> results = 3349 new ArrayList<LauncherAppWidgetProviderInfo>(); 3350 try { 3351 synchronized (sBgLock) { 3352 if (sBgWidgetProviders == null || refresh) { 3353 HashMap<ComponentKey, LauncherAppWidgetProviderInfo> tmpWidgetProviders 3354 = new HashMap<>(); 3355 AppWidgetManagerCompat wm = AppWidgetManagerCompat.getInstance(context); 3356 LauncherAppWidgetProviderInfo info; 3357 3358 List<AppWidgetProviderInfo> widgets = wm.getAllProviders(); 3359 for (AppWidgetProviderInfo pInfo : widgets) { 3360 info = LauncherAppWidgetProviderInfo.fromProviderInfo(context, pInfo); 3361 UserHandleCompat user = wm.getUser(info); 3362 tmpWidgetProviders.put(new ComponentKey(info.provider, user), info); 3363 } 3364 3365 Collection<CustomAppWidget> customWidgets = Launcher.getCustomAppWidgets().values(); 3366 for (CustomAppWidget widget : customWidgets) { 3367 info = new LauncherAppWidgetProviderInfo(context, widget); 3368 UserHandleCompat user = wm.getUser(info); 3369 tmpWidgetProviders.put(new ComponentKey(info.provider, user), info); 3370 } 3371 // Replace the global list at the very end, so that if there is an exception, 3372 // previously loaded provider list is used. 3373 sBgWidgetProviders = tmpWidgetProviders; 3374 } 3375 results.addAll(sBgWidgetProviders.values()); 3376 return results; 3377 } 3378 } catch (Exception e) { 3379 if (!ProviderConfig.IS_DOGFOOD_BUILD && 3380 (e.getCause() instanceof TransactionTooLargeException || 3381 e.getCause() instanceof DeadObjectException)) { 3382 // the returned value may be incomplete and will not be refreshed until the next 3383 // time Launcher starts. 3384 // TODO: after figuring out a repro step, introduce a dirty bit to check when 3385 // onResume is called to refresh the widget provider list. 3386 synchronized (sBgLock) { 3387 if (sBgWidgetProviders != null) { 3388 results.addAll(sBgWidgetProviders.values()); 3389 } 3390 return results; 3391 } 3392 } else { 3393 throw e; 3394 } 3395 } 3396 } 3397 3398 public static LauncherAppWidgetProviderInfo getProviderInfo(Context ctx, ComponentName name, 3399 UserHandleCompat user) { 3400 synchronized (sBgLock) { 3401 if (sBgWidgetProviders == null) { 3402 getWidgetProviders(ctx, false /* refresh */); 3403 } 3404 return sBgWidgetProviders.get(new ComponentKey(name, user)); 3405 } 3406 } 3407 3408 public void loadAndBindWidgetsAndShortcuts(final Callbacks callbacks, final boolean refresh) { 3409 3410 runOnWorkerThread(new Runnable() { 3411 @Override 3412 public void run() { 3413 updateWidgetsModel(refresh); 3414 final WidgetsModel model = mBgWidgetsModel.clone(); 3415 3416 mHandler.post(new Runnable() { 3417 @Override 3418 public void run() { 3419 Callbacks cb = getCallback(); 3420 if (callbacks == cb && cb != null) { 3421 callbacks.bindAllPackages(model); 3422 } 3423 } 3424 }); 3425 // update the Widget entries inside DB on the worker thread. 3426 LauncherAppState.getInstance().getWidgetCache().removeObsoletePreviews( 3427 model.getRawList()); 3428 } 3429 }); 3430 } 3431 3432 /** 3433 * Returns a list of ResolveInfos/AppWidgetInfos. 3434 * 3435 * @see #loadAndBindWidgetsAndShortcuts 3436 */ 3437 @Thunk void updateWidgetsModel(boolean refresh) { 3438 PackageManager packageManager = mApp.getContext().getPackageManager(); 3439 final ArrayList<Object> widgetsAndShortcuts = new ArrayList<Object>(); 3440 widgetsAndShortcuts.addAll(getWidgetProviders(mApp.getContext(), refresh)); 3441 Intent shortcutsIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 3442 widgetsAndShortcuts.addAll(packageManager.queryIntentActivities(shortcutsIntent, 0)); 3443 mBgWidgetsModel.setWidgetsAndShortcuts(widgetsAndShortcuts); 3444 } 3445 3446 @Thunk static boolean isPackageDisabled(Context context, String packageName, 3447 UserHandleCompat user) { 3448 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3449 return !launcherApps.isPackageEnabledForProfile(packageName, user); 3450 } 3451 3452 public static boolean isValidPackageActivity(Context context, ComponentName cn, 3453 UserHandleCompat user) { 3454 if (cn == null) { 3455 return false; 3456 } 3457 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3458 if (!launcherApps.isPackageEnabledForProfile(cn.getPackageName(), user)) { 3459 return false; 3460 } 3461 return launcherApps.isActivityEnabledForProfile(cn, user); 3462 } 3463 3464 public static boolean isValidPackage(Context context, String packageName, 3465 UserHandleCompat user) { 3466 if (packageName == null) { 3467 return false; 3468 } 3469 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3470 return launcherApps.isPackageEnabledForProfile(packageName, user); 3471 } 3472 3473 /** 3474 * Make an ShortcutInfo object for a restored application or shortcut item that points 3475 * to a package that is not yet installed on the system. 3476 */ 3477 public ShortcutInfo getRestoredItemInfo(Cursor c, int titleIndex, Intent intent, 3478 int promiseType, int itemType, CursorIconInfo iconInfo, Context context) { 3479 final ShortcutInfo info = new ShortcutInfo(); 3480 info.user = UserHandleCompat.myUserHandle(); 3481 3482 Bitmap icon = iconInfo.loadIcon(c, info, context); 3483 // the fallback icon 3484 if (icon == null) { 3485 mIconCache.getTitleAndIcon(info, intent, info.user, false /* useLowResIcon */); 3486 } else { 3487 info.setIcon(icon); 3488 } 3489 3490 if ((promiseType & ShortcutInfo.FLAG_RESTORED_ICON) != 0) { 3491 String title = (c != null) ? c.getString(titleIndex) : null; 3492 if (!TextUtils.isEmpty(title)) { 3493 info.title = Utilities.trim(title); 3494 } 3495 } else if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 3496 if (TextUtils.isEmpty(info.title)) { 3497 info.title = (c != null) ? Utilities.trim(c.getString(titleIndex)) : ""; 3498 } 3499 } else { 3500 throw new InvalidParameterException("Invalid restoreType " + promiseType); 3501 } 3502 3503 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3504 info.itemType = itemType; 3505 info.promisedIntent = intent; 3506 info.status = promiseType; 3507 return info; 3508 } 3509 3510 /** 3511 * Make an Intent object for a restored application or shortcut item that points 3512 * to the market page for the item. 3513 */ 3514 @Thunk Intent getRestoredItemIntent(Cursor c, Context context, Intent intent) { 3515 ComponentName componentName = intent.getComponent(); 3516 return getMarketIntent(componentName.getPackageName()); 3517 } 3518 3519 static Intent getMarketIntent(String packageName) { 3520 return new Intent(Intent.ACTION_VIEW) 3521 .setData(new Uri.Builder() 3522 .scheme("market") 3523 .authority("details") 3524 .appendQueryParameter("id", packageName) 3525 .build()); 3526 } 3527 3528 /** 3529 * Make an ShortcutInfo object for a shortcut that is an application. 3530 * 3531 * If c is not null, then it will be used to fill in missing data like the title and icon. 3532 */ 3533 public ShortcutInfo getAppShortcutInfo(PackageManager manager, Intent intent, 3534 UserHandleCompat user, Context context, Cursor c, int iconIndex, int titleIndex, 3535 boolean allowMissingTarget, boolean useLowResIcon) { 3536 if (user == null) { 3537 Log.d(TAG, "Null user found in getShortcutInfo"); 3538 return null; 3539 } 3540 3541 ComponentName componentName = intent.getComponent(); 3542 if (componentName == null) { 3543 Log.d(TAG, "Missing component found in getShortcutInfo: " + componentName); 3544 return null; 3545 } 3546 3547 Intent newIntent = new Intent(intent.getAction(), null); 3548 newIntent.addCategory(Intent.CATEGORY_LAUNCHER); 3549 newIntent.setComponent(componentName); 3550 LauncherActivityInfoCompat lai = mLauncherApps.resolveActivity(newIntent, user); 3551 if ((lai == null) && !allowMissingTarget) { 3552 Log.d(TAG, "Missing activity found in getShortcutInfo: " + componentName); 3553 return null; 3554 } 3555 3556 final ShortcutInfo info = new ShortcutInfo(); 3557 mIconCache.getTitleAndIcon(info, componentName, lai, user, false, useLowResIcon); 3558 if (mIconCache.isDefaultIcon(info.getIcon(mIconCache), user) && c != null) { 3559 Bitmap icon = Utilities.createIconBitmap(c, iconIndex, context); 3560 info.setIcon(icon == null ? mIconCache.getDefaultIcon(user) : icon); 3561 } 3562 3563 // from the db 3564 if (TextUtils.isEmpty(info.title) && c != null) { 3565 info.title = Utilities.trim(c.getString(titleIndex)); 3566 } 3567 3568 // fall back to the class name of the activity 3569 if (info.title == null) { 3570 info.title = componentName.getClassName(); 3571 } 3572 3573 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_APPLICATION; 3574 info.user = user; 3575 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3576 if (lai != null) { 3577 info.flags = AppInfo.initFlags(lai); 3578 } 3579 return info; 3580 } 3581 3582 static ArrayList<ItemInfo> filterItemInfos(Iterable<ItemInfo> infos, 3583 ItemInfoFilter f) { 3584 HashSet<ItemInfo> filtered = new HashSet<ItemInfo>(); 3585 for (ItemInfo i : infos) { 3586 if (i instanceof ShortcutInfo) { 3587 ShortcutInfo info = (ShortcutInfo) i; 3588 ComponentName cn = info.getTargetComponent(); 3589 if (cn != null && f.filterItem(null, info, cn)) { 3590 filtered.add(info); 3591 } 3592 } else if (i instanceof FolderInfo) { 3593 FolderInfo info = (FolderInfo) i; 3594 for (ShortcutInfo s : info.contents) { 3595 ComponentName cn = s.getTargetComponent(); 3596 if (cn != null && f.filterItem(info, s, cn)) { 3597 filtered.add(s); 3598 } 3599 } 3600 } else if (i instanceof LauncherAppWidgetInfo) { 3601 LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) i; 3602 ComponentName cn = info.providerName; 3603 if (cn != null && f.filterItem(null, info, cn)) { 3604 filtered.add(info); 3605 } 3606 } 3607 } 3608 return new ArrayList<ItemInfo>(filtered); 3609 } 3610 3611 @Thunk ArrayList<ItemInfo> getItemInfoForComponentName(final ComponentName cname, 3612 final UserHandleCompat user) { 3613 ItemInfoFilter filter = new ItemInfoFilter() { 3614 @Override 3615 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 3616 if (info.user == null) { 3617 return cn.equals(cname); 3618 } else { 3619 return cn.equals(cname) && info.user.equals(user); 3620 } 3621 } 3622 }; 3623 return filterItemInfos(sBgItemsIdMap, filter); 3624 } 3625 3626 /** 3627 * Make an ShortcutInfo object for a shortcut that isn't an application. 3628 */ 3629 @Thunk ShortcutInfo getShortcutInfo(Cursor c, Context context, 3630 int titleIndex, CursorIconInfo iconInfo) { 3631 final ShortcutInfo info = new ShortcutInfo(); 3632 // Non-app shortcuts are only supported for current user. 3633 info.user = UserHandleCompat.myUserHandle(); 3634 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT; 3635 3636 // TODO: If there's an explicit component and we can't install that, delete it. 3637 3638 info.title = Utilities.trim(c.getString(titleIndex)); 3639 3640 Bitmap icon = iconInfo.loadIcon(c, info, context); 3641 // the fallback icon 3642 if (icon == null) { 3643 icon = mIconCache.getDefaultIcon(info.user); 3644 info.usingFallbackIcon = true; 3645 } 3646 info.setIcon(icon); 3647 return info; 3648 } 3649 3650 ShortcutInfo infoFromShortcutIntent(Context context, Intent data) { 3651 Intent intent = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_INTENT); 3652 String name = data.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 3653 Parcelable bitmap = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON); 3654 3655 if (intent == null) { 3656 // If the intent is null, we can't construct a valid ShortcutInfo, so we return null 3657 Log.e(TAG, "Can't construct ShorcutInfo with null intent"); 3658 return null; 3659 } 3660 3661 Bitmap icon = null; 3662 boolean customIcon = false; 3663 ShortcutIconResource iconResource = null; 3664 3665 if (bitmap instanceof Bitmap) { 3666 icon = Utilities.createIconBitmap((Bitmap) bitmap, context); 3667 customIcon = true; 3668 } else { 3669 Parcelable extra = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE); 3670 if (extra instanceof ShortcutIconResource) { 3671 iconResource = (ShortcutIconResource) extra; 3672 icon = Utilities.createIconBitmap(iconResource.packageName, 3673 iconResource.resourceName, context); 3674 } 3675 } 3676 3677 final ShortcutInfo info = new ShortcutInfo(); 3678 3679 // Only support intents for current user for now. Intents sent from other 3680 // users wouldn't get here without intent forwarding anyway. 3681 info.user = UserHandleCompat.myUserHandle(); 3682 if (icon == null) { 3683 icon = mIconCache.getDefaultIcon(info.user); 3684 info.usingFallbackIcon = true; 3685 } 3686 info.setIcon(icon); 3687 3688 info.title = Utilities.trim(name); 3689 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3690 info.intent = intent; 3691 info.customIcon = customIcon; 3692 info.iconResource = iconResource; 3693 3694 return info; 3695 } 3696 3697 /** 3698 * Return an existing FolderInfo object if we have encountered this ID previously, 3699 * or make a new one. 3700 */ 3701 @Thunk static FolderInfo findOrMakeFolder(LongArrayMap<FolderInfo> folders, long id) { 3702 // See if a placeholder was created for us already 3703 FolderInfo folderInfo = folders.get(id); 3704 if (folderInfo == null) { 3705 // No placeholder -- create a new instance 3706 folderInfo = new FolderInfo(); 3707 folders.put(id, folderInfo); 3708 } 3709 return folderInfo; 3710 } 3711 3712 3713 static boolean isValidProvider(AppWidgetProviderInfo provider) { 3714 return (provider != null) && (provider.provider != null) 3715 && (provider.provider.getPackageName() != null); 3716 } 3717 3718 public void dumpState() { 3719 Log.d(TAG, "mCallbacks=" + mCallbacks); 3720 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.data", mBgAllAppsList.data); 3721 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.added", mBgAllAppsList.added); 3722 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.removed", mBgAllAppsList.removed); 3723 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.modified", mBgAllAppsList.modified); 3724 if (mLoaderTask != null) { 3725 mLoaderTask.dumpState(); 3726 } else { 3727 Log.d(TAG, "mLoaderTask=null"); 3728 } 3729 } 3730 3731 public Callbacks getCallback() { 3732 return mCallbacks != null ? mCallbacks.get() : null; 3733 } 3734 3735 /** 3736 * @return {@link FolderInfo} if its already loaded. 3737 */ 3738 public FolderInfo findFolderById(Long folderId) { 3739 synchronized (sBgLock) { 3740 return sBgFolders.get(folderId); 3741 } 3742 } 3743 3744 /** 3745 * @return the looper for the worker thread which can be used to start background tasks. 3746 */ 3747 public static Looper getWorkerLooper() { 3748 return sWorkerThread.getLooper(); 3749 } 3750} 3751