LauncherModel.java revision 722e85678aa4aabd5e92f492544dbb3015fbd352
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; 67import com.android.launcher3.util.ViewOnDrawExecutor; 68 69import java.lang.ref.WeakReference; 70import java.net.URISyntaxException; 71import java.security.InvalidParameterException; 72import java.util.ArrayList; 73import java.util.Arrays; 74import java.util.Collection; 75import java.util.Collections; 76import java.util.Comparator; 77import java.util.HashMap; 78import java.util.HashSet; 79import java.util.Iterator; 80import java.util.List; 81import java.util.Map.Entry; 82import java.util.Set; 83import java.util.concurrent.Executor; 84 85/** 86 * Maintains in-memory state of the Launcher. It is expected that there should be only one 87 * LauncherModel object held in a static. Also provide APIs for updating the database state 88 * for the Launcher. 89 */ 90public class LauncherModel extends BroadcastReceiver 91 implements LauncherAppsCompat.OnAppsChangedCallbackCompat { 92 static final boolean DEBUG_LOADERS = false; 93 private static final boolean DEBUG_RECEIVER = false; 94 private static final boolean REMOVE_UNRESTORED_ICONS = true; 95 96 static final String TAG = "Launcher.Model"; 97 98 public static final int LOADER_FLAG_NONE = 0; 99 public static final int LOADER_FLAG_CLEAR_WORKSPACE = 1 << 0; 100 public static final int LOADER_FLAG_MIGRATE_SHORTCUTS = 1 << 1; 101 102 private static final int ITEMS_CHUNK = 6; // batch size for the workspace icons 103 private static final long INVALID_SCREEN_ID = -1L; 104 105 @Thunk final boolean mAppsCanBeOnRemoveableStorage; 106 private final boolean mOldContentProviderExists; 107 108 @Thunk final LauncherAppState mApp; 109 @Thunk final Object mLock = new Object(); 110 @Thunk DeferredHandler mHandler = new DeferredHandler(); 111 @Thunk LoaderTask mLoaderTask; 112 @Thunk boolean mIsLoaderTaskRunning; 113 @Thunk boolean mHasLoaderCompletedOnce; 114 115 private static final String MIGRATE_AUTHORITY = "com.android.launcher2.settings"; 116 117 @Thunk static final HandlerThread sWorkerThread = new HandlerThread("launcher-loader"); 118 static { 119 sWorkerThread.start(); 120 } 121 @Thunk static final Handler sWorker = new Handler(sWorkerThread.getLooper()); 122 123 // We start off with everything not loaded. After that, we assume that 124 // our monitoring of the package manager provides all updates and we never 125 // need to do a requery. These are only ever touched from the loader thread. 126 @Thunk boolean mWorkspaceLoaded; 127 @Thunk boolean mAllAppsLoaded; 128 129 /** 130 * Set of runnables to be called on the background thread after the workspace binding 131 * is complete. 132 */ 133 static final ArrayList<Runnable> mBindCompleteRunnables = new ArrayList<Runnable>(); 134 135 @Thunk WeakReference<Callbacks> mCallbacks; 136 137 // < only access in worker thread > 138 AllAppsList mBgAllAppsList; 139 // Entire list of widgets. 140 WidgetsModel mBgWidgetsModel; 141 142 // The lock that must be acquired before referencing any static bg data structures. Unlike 143 // other locks, this one can generally be held long-term because we never expect any of these 144 // static data structures to be referenced outside of the worker thread except on the first 145 // load after configuration change. 146 static final Object sBgLock = new Object(); 147 148 // sBgItemsIdMap maps *all* the ItemInfos (shortcuts, folders, and widgets) created by 149 // LauncherModel to their ids 150 static final LongArrayMap<ItemInfo> sBgItemsIdMap = new LongArrayMap<>(); 151 152 // sBgWorkspaceItems is passed to bindItems, which expects a list of all folders and shortcuts 153 // created by LauncherModel that are directly on the home screen (however, no widgets or 154 // shortcuts within folders). 155 static final ArrayList<ItemInfo> sBgWorkspaceItems = new ArrayList<ItemInfo>(); 156 157 // sBgAppWidgets is all LauncherAppWidgetInfo created by LauncherModel. Passed to bindAppWidget() 158 static final ArrayList<LauncherAppWidgetInfo> sBgAppWidgets = 159 new ArrayList<LauncherAppWidgetInfo>(); 160 161 // sBgFolders is all FolderInfos created by LauncherModel. Passed to bindFolders() 162 static final LongArrayMap<FolderInfo> sBgFolders = new LongArrayMap<>(); 163 164 // sBgWorkspaceScreens is the ordered set of workspace screens. 165 static final ArrayList<Long> sBgWorkspaceScreens = new ArrayList<Long>(); 166 167 // sBgWidgetProviders is the set of widget providers including custom internal widgets 168 public static HashMap<ComponentKey, LauncherAppWidgetProviderInfo> sBgWidgetProviders; 169 170 // sBgShortcutProviders is the set of custom shortcut providers 171 public static List<ResolveInfo> sBgShortcutProviders; 172 173 // sPendingPackages is a set of packages which could be on sdcard and are not available yet 174 static final HashMap<UserHandleCompat, HashSet<String>> sPendingPackages = 175 new HashMap<UserHandleCompat, HashSet<String>>(); 176 177 // </ only access in worker thread > 178 179 @Thunk IconCache mIconCache; 180 181 @Thunk final LauncherAppsCompat mLauncherApps; 182 @Thunk final UserManagerCompat mUserManager; 183 184 public interface Callbacks { 185 public boolean setLoadOnResume(); 186 public int getCurrentWorkspaceScreen(); 187 public void clearPendingBinds(); 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 executeOnNextDraw(ViewOnDrawExecutor executor); 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 // Remove any queued UI runnables 591 mHandler.cancelAll(); 592 // Unbind all the workspace items 593 unbindWorkspaceItemsOnMainThread(); 594 } 595 596 /** Unbinds all the sBgWorkspaceItems and sBgAppWidgets on the main thread */ 597 void unbindWorkspaceItemsOnMainThread() { 598 // Ensure that we don't use the same workspace items data structure on the main thread 599 // by making a copy of workspace items first. 600 final ArrayList<ItemInfo> tmpItems = new ArrayList<ItemInfo>(); 601 synchronized (sBgLock) { 602 tmpItems.addAll(sBgWorkspaceItems); 603 tmpItems.addAll(sBgAppWidgets); 604 } 605 Runnable r = new Runnable() { 606 @Override 607 public void run() { 608 for (ItemInfo item : tmpItems) { 609 item.unbind(); 610 } 611 } 612 }; 613 runOnMainThread(r); 614 } 615 616 /** 617 * Adds an item to the DB if it was not created previously, or move it to a new 618 * <container, screen, cellX, cellY> 619 */ 620 static void addOrMoveItemInDatabase(Context context, ItemInfo item, long container, 621 long screenId, int cellX, int cellY) { 622 if (item.container == ItemInfo.NO_ID) { 623 // From all apps 624 addItemToDatabase(context, item, container, screenId, cellX, cellY); 625 } else { 626 // From somewhere else 627 moveItemInDatabase(context, item, container, screenId, cellX, cellY); 628 } 629 } 630 631 static void checkItemInfoLocked( 632 final long itemId, final ItemInfo item, StackTraceElement[] stackTrace) { 633 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 634 if (modelItem != null && item != modelItem) { 635 // check all the data is consistent 636 if (modelItem instanceof ShortcutInfo && item instanceof ShortcutInfo) { 637 ShortcutInfo modelShortcut = (ShortcutInfo) modelItem; 638 ShortcutInfo shortcut = (ShortcutInfo) item; 639 if (modelShortcut.title.toString().equals(shortcut.title.toString()) && 640 modelShortcut.intent.filterEquals(shortcut.intent) && 641 modelShortcut.id == shortcut.id && 642 modelShortcut.itemType == shortcut.itemType && 643 modelShortcut.container == shortcut.container && 644 modelShortcut.screenId == shortcut.screenId && 645 modelShortcut.cellX == shortcut.cellX && 646 modelShortcut.cellY == shortcut.cellY && 647 modelShortcut.spanX == shortcut.spanX && 648 modelShortcut.spanY == shortcut.spanY) { 649 // For all intents and purposes, this is the same object 650 return; 651 } 652 } 653 654 // the modelItem needs to match up perfectly with item if our model is 655 // to be consistent with the database-- for now, just require 656 // modelItem == item or the equality check above 657 String msg = "item: " + ((item != null) ? item.toString() : "null") + 658 "modelItem: " + 659 ((modelItem != null) ? modelItem.toString() : "null") + 660 "Error: ItemInfo passed to checkItemInfo doesn't match original"; 661 RuntimeException e = new RuntimeException(msg); 662 if (stackTrace != null) { 663 e.setStackTrace(stackTrace); 664 } 665 throw e; 666 } 667 } 668 669 static void checkItemInfo(final ItemInfo item) { 670 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 671 final long itemId = item.id; 672 Runnable r = new Runnable() { 673 public void run() { 674 synchronized (sBgLock) { 675 checkItemInfoLocked(itemId, item, stackTrace); 676 } 677 } 678 }; 679 runOnWorkerThread(r); 680 } 681 682 static void updateItemInDatabaseHelper(Context context, final ContentValues values, 683 final ItemInfo item, final String callingFunction) { 684 final long itemId = item.id; 685 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId); 686 final ContentResolver cr = context.getContentResolver(); 687 688 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 689 Runnable r = new Runnable() { 690 public void run() { 691 cr.update(uri, values, null, null); 692 updateItemArrays(item, itemId, stackTrace); 693 } 694 }; 695 runOnWorkerThread(r); 696 } 697 698 static void updateItemsInDatabaseHelper(Context context, final ArrayList<ContentValues> valuesList, 699 final ArrayList<ItemInfo> items, final String callingFunction) { 700 final ContentResolver cr = context.getContentResolver(); 701 702 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 703 Runnable r = new Runnable() { 704 public void run() { 705 ArrayList<ContentProviderOperation> ops = 706 new ArrayList<ContentProviderOperation>(); 707 int count = items.size(); 708 for (int i = 0; i < count; i++) { 709 ItemInfo item = items.get(i); 710 final long itemId = item.id; 711 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId); 712 ContentValues values = valuesList.get(i); 713 714 ops.add(ContentProviderOperation.newUpdate(uri).withValues(values).build()); 715 updateItemArrays(item, itemId, stackTrace); 716 717 } 718 try { 719 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 720 } catch (Exception e) { 721 e.printStackTrace(); 722 } 723 } 724 }; 725 runOnWorkerThread(r); 726 } 727 728 static void updateItemArrays(ItemInfo item, long itemId, StackTraceElement[] stackTrace) { 729 // Lock on mBgLock *after* the db operation 730 synchronized (sBgLock) { 731 checkItemInfoLocked(itemId, item, stackTrace); 732 733 if (item.container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 734 item.container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 735 // Item is in a folder, make sure this folder exists 736 if (!sBgFolders.containsKey(item.container)) { 737 // An items container is being set to a that of an item which is not in 738 // the list of Folders. 739 String msg = "item: " + item + " container being set to: " + 740 item.container + ", not in the list of folders"; 741 Log.e(TAG, msg); 742 } 743 } 744 745 // Items are added/removed from the corresponding FolderInfo elsewhere, such 746 // as in Workspace.onDrop. Here, we just add/remove them from the list of items 747 // that are on the desktop, as appropriate 748 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 749 if (modelItem != null && 750 (modelItem.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 751 modelItem.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT)) { 752 switch (modelItem.itemType) { 753 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 754 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 755 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 756 if (!sBgWorkspaceItems.contains(modelItem)) { 757 sBgWorkspaceItems.add(modelItem); 758 } 759 break; 760 default: 761 break; 762 } 763 } else { 764 sBgWorkspaceItems.remove(modelItem); 765 } 766 } 767 } 768 769 /** 770 * Move an item in the DB to a new <container, screen, cellX, cellY> 771 */ 772 public static void moveItemInDatabase(Context context, final ItemInfo item, final long container, 773 final long screenId, final int cellX, final int cellY) { 774 item.container = container; 775 item.cellX = cellX; 776 item.cellY = cellY; 777 778 // We store hotseat items in canonical form which is this orientation invariant position 779 // in the hotseat 780 if (context instanceof Launcher && screenId < 0 && 781 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 782 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 783 } else { 784 item.screenId = screenId; 785 } 786 787 final ContentValues values = new ContentValues(); 788 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 789 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 790 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 791 values.put(LauncherSettings.Favorites.RANK, item.rank); 792 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 793 794 updateItemInDatabaseHelper(context, values, item, "moveItemInDatabase"); 795 } 796 797 /** 798 * Move items in the DB to a new <container, screen, cellX, cellY>. We assume that the 799 * cellX, cellY have already been updated on the ItemInfos. 800 */ 801 static void moveItemsInDatabase(Context context, final ArrayList<ItemInfo> items, 802 final long container, final int screen) { 803 804 ArrayList<ContentValues> contentValues = new ArrayList<ContentValues>(); 805 int count = items.size(); 806 807 for (int i = 0; i < count; i++) { 808 ItemInfo item = items.get(i); 809 item.container = container; 810 811 // We store hotseat items in canonical form which is this orientation invariant position 812 // in the hotseat 813 if (context instanceof Launcher && screen < 0 && 814 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 815 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(item.cellX, 816 item.cellY); 817 } else { 818 item.screenId = screen; 819 } 820 821 final ContentValues values = new ContentValues(); 822 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 823 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 824 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 825 values.put(LauncherSettings.Favorites.RANK, item.rank); 826 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 827 828 contentValues.add(values); 829 } 830 updateItemsInDatabaseHelper(context, contentValues, items, "moveItemInDatabase"); 831 } 832 833 /** 834 * Move and/or resize item in the DB to a new <container, screen, cellX, cellY, spanX, spanY> 835 */ 836 static void modifyItemInDatabase(Context context, final ItemInfo item, final long container, 837 final long screenId, final int cellX, final int cellY, final int spanX, final int spanY) { 838 item.container = container; 839 item.cellX = cellX; 840 item.cellY = cellY; 841 item.spanX = spanX; 842 item.spanY = spanY; 843 844 // We store hotseat items in canonical form which is this orientation invariant position 845 // in the hotseat 846 if (context instanceof Launcher && screenId < 0 && 847 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 848 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 849 } else { 850 item.screenId = screenId; 851 } 852 853 final ContentValues values = new ContentValues(); 854 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 855 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 856 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 857 values.put(LauncherSettings.Favorites.RANK, item.rank); 858 values.put(LauncherSettings.Favorites.SPANX, item.spanX); 859 values.put(LauncherSettings.Favorites.SPANY, item.spanY); 860 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 861 862 updateItemInDatabaseHelper(context, values, item, "modifyItemInDatabase"); 863 } 864 865 /** 866 * Update an item to the database in a specified container. 867 */ 868 public static void updateItemInDatabase(Context context, final ItemInfo item) { 869 final ContentValues values = new ContentValues(); 870 item.onAddToDatabase(context, values); 871 updateItemInDatabaseHelper(context, values, item, "updateItemInDatabase"); 872 } 873 874 private void assertWorkspaceLoaded() { 875 if (ProviderConfig.IS_DOGFOOD_BUILD) { 876 synchronized (mLock) { 877 if (!mHasLoaderCompletedOnce || 878 (mLoaderTask != null && mLoaderTask.mIsLoadingAndBindingWorkspace)) { 879 throw new RuntimeException("Trying to add shortcut while loader is running"); 880 } 881 } 882 } 883 } 884 885 /** 886 * Returns true if the shortcuts already exists on the workspace. This must be called after 887 * the workspace has been loaded. We identify a shortcut by its intent. 888 */ 889 @Thunk boolean shortcutExists(Context context, Intent intent, UserHandleCompat user) { 890 assertWorkspaceLoaded(); 891 final String intentWithPkg, intentWithoutPkg; 892 if (intent.getComponent() != null) { 893 // If component is not null, an intent with null package will produce 894 // the same result and should also be a match. 895 String packageName = intent.getComponent().getPackageName(); 896 if (intent.getPackage() != null) { 897 intentWithPkg = intent.toUri(0); 898 intentWithoutPkg = new Intent(intent).setPackage(null).toUri(0); 899 } else { 900 intentWithPkg = new Intent(intent).setPackage(packageName).toUri(0); 901 intentWithoutPkg = intent.toUri(0); 902 } 903 } else { 904 intentWithPkg = intent.toUri(0); 905 intentWithoutPkg = intent.toUri(0); 906 } 907 908 synchronized (sBgLock) { 909 for (ItemInfo item : sBgItemsIdMap) { 910 if (item instanceof ShortcutInfo) { 911 ShortcutInfo info = (ShortcutInfo) item; 912 Intent targetIntent = info.promisedIntent == null 913 ? info.intent : info.promisedIntent; 914 if (targetIntent != null && info.user.equals(user)) { 915 String s = targetIntent.toUri(0); 916 if (intentWithPkg.equals(s) || intentWithoutPkg.equals(s)) { 917 return true; 918 } 919 } 920 } 921 } 922 } 923 return false; 924 } 925 926 /** 927 * Find a folder in the db, creating the FolderInfo if necessary, and adding it to folderList. 928 */ 929 FolderInfo getFolderById(Context context, LongArrayMap<FolderInfo> folderList, long id) { 930 final ContentResolver cr = context.getContentResolver(); 931 Cursor c = cr.query(LauncherSettings.Favorites.CONTENT_URI, null, 932 "_id=? and (itemType=? or itemType=?)", 933 new String[] { String.valueOf(id), 934 String.valueOf(LauncherSettings.Favorites.ITEM_TYPE_FOLDER)}, null); 935 936 try { 937 if (c.moveToFirst()) { 938 final int itemTypeIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ITEM_TYPE); 939 final int titleIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.TITLE); 940 final int containerIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CONTAINER); 941 final int screenIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SCREEN); 942 final int cellXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLX); 943 final int cellYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLY); 944 final int optionsIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.OPTIONS); 945 946 FolderInfo folderInfo = null; 947 switch (c.getInt(itemTypeIndex)) { 948 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 949 folderInfo = findOrMakeFolder(folderList, id); 950 break; 951 } 952 953 // Do not trim the folder label, as is was set by the user. 954 folderInfo.title = c.getString(titleIndex); 955 folderInfo.id = id; 956 folderInfo.container = c.getInt(containerIndex); 957 folderInfo.screenId = c.getInt(screenIndex); 958 folderInfo.cellX = c.getInt(cellXIndex); 959 folderInfo.cellY = c.getInt(cellYIndex); 960 folderInfo.options = c.getInt(optionsIndex); 961 962 return folderInfo; 963 } 964 } finally { 965 c.close(); 966 } 967 968 return null; 969 } 970 971 /** 972 * Add an item to the database in a specified container. Sets the container, screen, cellX and 973 * cellY fields of the item. Also assigns an ID to the item. 974 */ 975 public static void addItemToDatabase(Context context, final ItemInfo item, final long container, 976 final long screenId, final int cellX, final int cellY) { 977 item.container = container; 978 item.cellX = cellX; 979 item.cellY = cellY; 980 // We store hotseat items in canonical form which is this orientation invariant position 981 // in the hotseat 982 if (context instanceof Launcher && screenId < 0 && 983 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 984 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 985 } else { 986 item.screenId = screenId; 987 } 988 989 final ContentValues values = new ContentValues(); 990 final ContentResolver cr = context.getContentResolver(); 991 item.onAddToDatabase(context, values); 992 993 item.id = LauncherAppState.getLauncherProvider().generateNewItemId(); 994 values.put(LauncherSettings.Favorites._ID, item.id); 995 996 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 997 Runnable r = new Runnable() { 998 public void run() { 999 cr.insert(LauncherSettings.Favorites.CONTENT_URI, values); 1000 1001 // Lock on mBgLock *after* the db operation 1002 synchronized (sBgLock) { 1003 checkItemInfoLocked(item.id, item, stackTrace); 1004 sBgItemsIdMap.put(item.id, item); 1005 switch (item.itemType) { 1006 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1007 sBgFolders.put(item.id, (FolderInfo) item); 1008 // Fall through 1009 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1010 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1011 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 1012 item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1013 sBgWorkspaceItems.add(item); 1014 } else { 1015 if (!sBgFolders.containsKey(item.container)) { 1016 // Adding an item to a folder that doesn't exist. 1017 String msg = "adding item: " + item + " to a folder that " + 1018 " doesn't exist"; 1019 Log.e(TAG, msg); 1020 } 1021 } 1022 break; 1023 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1024 sBgAppWidgets.add((LauncherAppWidgetInfo) item); 1025 break; 1026 } 1027 } 1028 } 1029 }; 1030 runOnWorkerThread(r); 1031 } 1032 1033 /** 1034 * Creates a new unique child id, for a given cell span across all layouts. 1035 */ 1036 static int getCellLayoutChildId( 1037 long container, long screen, int localCellX, int localCellY, int spanX, int spanY) { 1038 return (((int) container & 0xFF) << 24) 1039 | ((int) screen & 0xFF) << 16 | (localCellX & 0xFF) << 8 | (localCellY & 0xFF); 1040 } 1041 1042 private static ArrayList<ItemInfo> getItemsByPackageName( 1043 final String pn, final UserHandleCompat user) { 1044 ItemInfoFilter filter = new ItemInfoFilter() { 1045 @Override 1046 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 1047 return cn.getPackageName().equals(pn) && info.user.equals(user); 1048 } 1049 }; 1050 return filterItemInfos(sBgItemsIdMap, filter); 1051 } 1052 1053 /** 1054 * Removes all the items from the database corresponding to the specified package. 1055 */ 1056 static void deletePackageFromDatabase(Context context, final String pn, 1057 final UserHandleCompat user) { 1058 deleteItemsFromDatabase(context, getItemsByPackageName(pn, user)); 1059 } 1060 1061 /** 1062 * Removes the specified item from the database 1063 */ 1064 public static void deleteItemFromDatabase(Context context, final ItemInfo item) { 1065 ArrayList<ItemInfo> items = new ArrayList<ItemInfo>(); 1066 items.add(item); 1067 deleteItemsFromDatabase(context, items); 1068 } 1069 1070 /** 1071 * Removes the specified items from the database 1072 */ 1073 static void deleteItemsFromDatabase(Context context, final ArrayList<? extends ItemInfo> items) { 1074 final ContentResolver cr = context.getContentResolver(); 1075 Runnable r = new Runnable() { 1076 public void run() { 1077 for (ItemInfo item : items) { 1078 final Uri uri = LauncherSettings.Favorites.getContentUri(item.id); 1079 cr.delete(uri, null, null); 1080 1081 // Lock on mBgLock *after* the db operation 1082 synchronized (sBgLock) { 1083 switch (item.itemType) { 1084 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1085 sBgFolders.remove(item.id); 1086 for (ItemInfo info: sBgItemsIdMap) { 1087 if (info.container == item.id) { 1088 // We are deleting a folder which still contains items that 1089 // think they are contained by that folder. 1090 String msg = "deleting a folder (" + item + ") which still " + 1091 "contains items (" + info + ")"; 1092 Log.e(TAG, msg); 1093 } 1094 } 1095 sBgWorkspaceItems.remove(item); 1096 break; 1097 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1098 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1099 sBgWorkspaceItems.remove(item); 1100 break; 1101 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1102 sBgAppWidgets.remove((LauncherAppWidgetInfo) item); 1103 break; 1104 } 1105 sBgItemsIdMap.remove(item.id); 1106 } 1107 } 1108 } 1109 }; 1110 runOnWorkerThread(r); 1111 } 1112 1113 /** 1114 * Update the order of the workspace screens in the database. The array list contains 1115 * a list of screen ids in the order that they should appear. 1116 */ 1117 public void updateWorkspaceScreenOrder(Context context, final ArrayList<Long> screens) { 1118 final ArrayList<Long> screensCopy = new ArrayList<Long>(screens); 1119 final ContentResolver cr = context.getContentResolver(); 1120 final Uri uri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1121 1122 // Remove any negative screen ids -- these aren't persisted 1123 Iterator<Long> iter = screensCopy.iterator(); 1124 while (iter.hasNext()) { 1125 long id = iter.next(); 1126 if (id < 0) { 1127 iter.remove(); 1128 } 1129 } 1130 1131 Runnable r = new Runnable() { 1132 @Override 1133 public void run() { 1134 ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>(); 1135 // Clear the table 1136 ops.add(ContentProviderOperation.newDelete(uri).build()); 1137 int count = screensCopy.size(); 1138 for (int i = 0; i < count; i++) { 1139 ContentValues v = new ContentValues(); 1140 long screenId = screensCopy.get(i); 1141 v.put(LauncherSettings.WorkspaceScreens._ID, screenId); 1142 v.put(LauncherSettings.WorkspaceScreens.SCREEN_RANK, i); 1143 ops.add(ContentProviderOperation.newInsert(uri).withValues(v).build()); 1144 } 1145 1146 try { 1147 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 1148 } catch (Exception ex) { 1149 throw new RuntimeException(ex); 1150 } 1151 1152 synchronized (sBgLock) { 1153 sBgWorkspaceScreens.clear(); 1154 sBgWorkspaceScreens.addAll(screensCopy); 1155 } 1156 } 1157 }; 1158 runOnWorkerThread(r); 1159 } 1160 1161 /** 1162 * Remove the specified folder and all its contents from the database. 1163 */ 1164 public static void deleteFolderAndContentsFromDatabase(Context context, final FolderInfo info) { 1165 final ContentResolver cr = context.getContentResolver(); 1166 1167 Runnable r = new Runnable() { 1168 public void run() { 1169 cr.delete(LauncherSettings.Favorites.getContentUri(info.id), null, null); 1170 // Lock on mBgLock *after* the db operation 1171 synchronized (sBgLock) { 1172 sBgItemsIdMap.remove(info.id); 1173 sBgFolders.remove(info.id); 1174 sBgWorkspaceItems.remove(info); 1175 } 1176 1177 cr.delete(LauncherSettings.Favorites.CONTENT_URI, 1178 LauncherSettings.Favorites.CONTAINER + "=" + info.id, null); 1179 // Lock on mBgLock *after* the db operation 1180 synchronized (sBgLock) { 1181 for (ItemInfo childInfo : info.contents) { 1182 sBgItemsIdMap.remove(childInfo.id); 1183 } 1184 } 1185 } 1186 }; 1187 runOnWorkerThread(r); 1188 } 1189 1190 /** 1191 * Set this as the current Launcher activity object for the loader. 1192 */ 1193 public void initialize(Callbacks callbacks) { 1194 synchronized (mLock) { 1195 // Disconnect any of the callbacks and drawables associated with ItemInfos on the 1196 // workspace to prevent leaking Launcher activities on orientation change. 1197 unbindItemInfosAndClearQueuedBindRunnables(); 1198 mCallbacks = new WeakReference<Callbacks>(callbacks); 1199 } 1200 } 1201 1202 @Override 1203 public void onPackageChanged(String packageName, UserHandleCompat user) { 1204 int op = PackageUpdatedTask.OP_UPDATE; 1205 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1206 user)); 1207 } 1208 1209 @Override 1210 public void onPackageRemoved(String packageName, UserHandleCompat user) { 1211 int op = PackageUpdatedTask.OP_REMOVE; 1212 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1213 user)); 1214 } 1215 1216 @Override 1217 public void onPackageAdded(String packageName, UserHandleCompat user) { 1218 int op = PackageUpdatedTask.OP_ADD; 1219 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1220 user)); 1221 } 1222 1223 @Override 1224 public void onPackagesAvailable(String[] packageNames, UserHandleCompat user, 1225 boolean replacing) { 1226 if (!replacing) { 1227 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_ADD, packageNames, 1228 user)); 1229 if (mAppsCanBeOnRemoveableStorage) { 1230 // Only rebind if we support removable storage. It catches the 1231 // case where 1232 // apps on the external sd card need to be reloaded 1233 startLoaderFromBackground(); 1234 } 1235 } else { 1236 // If we are replacing then just update the packages in the list 1237 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UPDATE, 1238 packageNames, user)); 1239 } 1240 } 1241 1242 @Override 1243 public void onPackagesUnavailable(String[] packageNames, UserHandleCompat user, 1244 boolean replacing) { 1245 if (!replacing) { 1246 enqueuePackageUpdated(new PackageUpdatedTask( 1247 PackageUpdatedTask.OP_UNAVAILABLE, packageNames, 1248 user)); 1249 } 1250 } 1251 1252 /** 1253 * Call from the handler for ACTION_PACKAGE_ADDED, ACTION_PACKAGE_REMOVED and 1254 * ACTION_PACKAGE_CHANGED. 1255 */ 1256 @Override 1257 public void onReceive(Context context, Intent intent) { 1258 if (DEBUG_RECEIVER) Log.d(TAG, "onReceive intent=" + intent); 1259 1260 final String action = intent.getAction(); 1261 if (Intent.ACTION_LOCALE_CHANGED.equals(action)) { 1262 // If we have changed locale we need to clear out the labels in all apps/workspace. 1263 forceReload(); 1264 } else if (SearchManager.INTENT_GLOBAL_SEARCH_ACTIVITY_CHANGED.equals(action)) { 1265 Callbacks callbacks = getCallback(); 1266 if (callbacks != null) { 1267 callbacks.bindSearchProviderChanged(); 1268 } 1269 } else if (LauncherAppsCompat.ACTION_MANAGED_PROFILE_ADDED.equals(action) 1270 || LauncherAppsCompat.ACTION_MANAGED_PROFILE_REMOVED.equals(action)) { 1271 UserManagerCompat.getInstance(context).enableAndResetCache(); 1272 forceReload(); 1273 } 1274 } 1275 1276 void forceReload() { 1277 resetLoadedState(true, true); 1278 1279 // Do this here because if the launcher activity is running it will be restarted. 1280 // If it's not running startLoaderFromBackground will merely tell it that it needs 1281 // to reload. 1282 startLoaderFromBackground(); 1283 } 1284 1285 public void resetLoadedState(boolean resetAllAppsLoaded, boolean resetWorkspaceLoaded) { 1286 synchronized (mLock) { 1287 // Stop any existing loaders first, so they don't set mAllAppsLoaded or 1288 // mWorkspaceLoaded to true later 1289 stopLoaderLocked(); 1290 if (resetAllAppsLoaded) mAllAppsLoaded = false; 1291 if (resetWorkspaceLoaded) mWorkspaceLoaded = false; 1292 } 1293 } 1294 1295 /** 1296 * When the launcher is in the background, it's possible for it to miss paired 1297 * configuration changes. So whenever we trigger the loader from the background 1298 * tell the launcher that it needs to re-run the loader when it comes back instead 1299 * of doing it now. 1300 */ 1301 public void startLoaderFromBackground() { 1302 boolean runLoader = false; 1303 Callbacks callbacks = getCallback(); 1304 if (callbacks != null) { 1305 // Only actually run the loader if they're not paused. 1306 if (!callbacks.setLoadOnResume()) { 1307 runLoader = true; 1308 } 1309 } 1310 if (runLoader) { 1311 startLoader(PagedView.INVALID_RESTORE_PAGE); 1312 } 1313 } 1314 1315 /** 1316 * If there is already a loader task running, tell it to stop. 1317 */ 1318 private void stopLoaderLocked() { 1319 LoaderTask oldTask = mLoaderTask; 1320 if (oldTask != null) { 1321 oldTask.stopLocked(); 1322 } 1323 } 1324 1325 public boolean isCurrentCallbacks(Callbacks callbacks) { 1326 return (mCallbacks != null && mCallbacks.get() == callbacks); 1327 } 1328 1329 public void startLoader(int synchronousBindPage) { 1330 startLoader(synchronousBindPage, LOADER_FLAG_NONE); 1331 } 1332 1333 public void startLoader(int synchronousBindPage, int loadFlags) { 1334 // Enable queue before starting loader. It will get disabled in Launcher#finishBindingItems 1335 InstallShortcutReceiver.enableInstallQueue(); 1336 synchronized (mLock) { 1337 // Don't bother to start the thread if we know it's not going to do anything 1338 if (mCallbacks != null && mCallbacks.get() != null) { 1339 final Callbacks oldCallbacks = mCallbacks.get(); 1340 // Clear any pending bind-runnables from the synchronized load process. 1341 runOnMainThread(new Runnable() { 1342 public void run() { 1343 oldCallbacks.clearPendingBinds(); 1344 } 1345 }); 1346 1347 // If there is already one running, tell it to stop. 1348 stopLoaderLocked(); 1349 mLoaderTask = new LoaderTask(mApp.getContext(), loadFlags); 1350 if (synchronousBindPage != PagedView.INVALID_RESTORE_PAGE 1351 && mAllAppsLoaded && mWorkspaceLoaded && !mIsLoaderTaskRunning) { 1352 mLoaderTask.runBindSynchronousPage(synchronousBindPage); 1353 } else { 1354 sWorkerThread.setPriority(Thread.NORM_PRIORITY); 1355 sWorker.post(mLoaderTask); 1356 } 1357 } 1358 } 1359 } 1360 1361 public void stopLoader() { 1362 synchronized (mLock) { 1363 if (mLoaderTask != null) { 1364 mLoaderTask.stopLocked(); 1365 } 1366 } 1367 } 1368 1369 /** 1370 * Loads the workspace screen ids in an ordered list. 1371 */ 1372 public static ArrayList<Long> loadWorkspaceScreensDb(Context context) { 1373 final ContentResolver contentResolver = context.getContentResolver(); 1374 final Uri screensUri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1375 1376 // Get screens ordered by rank. 1377 final Cursor sc = contentResolver.query(screensUri, null, null, null, 1378 LauncherSettings.WorkspaceScreens.SCREEN_RANK); 1379 ArrayList<Long> screenIds = new ArrayList<Long>(); 1380 try { 1381 final int idIndex = sc.getColumnIndexOrThrow(LauncherSettings.WorkspaceScreens._ID); 1382 while (sc.moveToNext()) { 1383 try { 1384 screenIds.add(sc.getLong(idIndex)); 1385 } catch (Exception e) { 1386 addDumpLog("Invalid screen id: " + e); 1387 } 1388 } 1389 } finally { 1390 sc.close(); 1391 } 1392 return screenIds; 1393 } 1394 1395 public boolean isAllAppsLoaded() { 1396 return mAllAppsLoaded; 1397 } 1398 1399 /** 1400 * Runnable for the thread that loads the contents of the launcher: 1401 * - workspace icons 1402 * - widgets 1403 * - all apps icons 1404 */ 1405 private class LoaderTask implements Runnable { 1406 private Context mContext; 1407 @Thunk boolean mIsLoadingAndBindingWorkspace; 1408 private boolean mStopped; 1409 @Thunk boolean mLoadAndBindStepFinished; 1410 private int mFlags; 1411 1412 LoaderTask(Context context, int flags) { 1413 mContext = context; 1414 mFlags = flags; 1415 } 1416 1417 private void loadAndBindWorkspace() { 1418 mIsLoadingAndBindingWorkspace = true; 1419 1420 // Load the workspace 1421 if (DEBUG_LOADERS) { 1422 Log.d(TAG, "loadAndBindWorkspace mWorkspaceLoaded=" + mWorkspaceLoaded); 1423 } 1424 1425 if (!mWorkspaceLoaded) { 1426 loadWorkspace(); 1427 synchronized (LoaderTask.this) { 1428 if (mStopped) { 1429 return; 1430 } 1431 mWorkspaceLoaded = true; 1432 } 1433 } 1434 1435 // Bind the workspace 1436 bindWorkspace(-1); 1437 } 1438 1439 private void waitForIdle() { 1440 // Wait until the either we're stopped or the other threads are done. 1441 // This way we don't start loading all apps until the workspace has settled 1442 // down. 1443 synchronized (LoaderTask.this) { 1444 final long workspaceWaitTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1445 1446 mHandler.postIdle(new Runnable() { 1447 public void run() { 1448 synchronized (LoaderTask.this) { 1449 mLoadAndBindStepFinished = true; 1450 if (DEBUG_LOADERS) { 1451 Log.d(TAG, "done with previous binding step"); 1452 } 1453 LoaderTask.this.notify(); 1454 } 1455 } 1456 }); 1457 1458 while (!mStopped && !mLoadAndBindStepFinished) { 1459 try { 1460 // Just in case mFlushingWorkerThread changes but we aren't woken up, 1461 // wait no longer than 1sec at a time 1462 this.wait(1000); 1463 } catch (InterruptedException ex) { 1464 // Ignore 1465 } 1466 } 1467 if (DEBUG_LOADERS) { 1468 Log.d(TAG, "waited " 1469 + (SystemClock.uptimeMillis()-workspaceWaitTime) 1470 + "ms for previous step to finish binding"); 1471 } 1472 } 1473 } 1474 1475 void runBindSynchronousPage(int synchronousBindPage) { 1476 if (synchronousBindPage == PagedView.INVALID_RESTORE_PAGE) { 1477 // Ensure that we have a valid page index to load synchronously 1478 throw new RuntimeException("Should not call runBindSynchronousPage() without " + 1479 "valid page index"); 1480 } 1481 if (!mAllAppsLoaded || !mWorkspaceLoaded) { 1482 // Ensure that we don't try and bind a specified page when the pages have not been 1483 // loaded already (we should load everything asynchronously in that case) 1484 throw new RuntimeException("Expecting AllApps and Workspace to be loaded"); 1485 } 1486 synchronized (mLock) { 1487 if (mIsLoaderTaskRunning) { 1488 // Ensure that we are never running the background loading at this point since 1489 // we also touch the background collections 1490 throw new RuntimeException("Error! Background loading is already running"); 1491 } 1492 } 1493 1494 // XXX: Throw an exception if we are already loading (since we touch the worker thread 1495 // data structures, we can't allow any other thread to touch that data, but because 1496 // this call is synchronous, we can get away with not locking). 1497 1498 // The LauncherModel is static in the LauncherAppState and mHandler may have queued 1499 // operations from the previous activity. We need to ensure that all queued operations 1500 // are executed before any synchronous binding work is done. 1501 mHandler.flush(); 1502 1503 // Divide the set of loaded items into those that we are binding synchronously, and 1504 // everything else that is to be bound normally (asynchronously). 1505 bindWorkspace(synchronousBindPage); 1506 // XXX: For now, continue posting the binding of AllApps as there are other issues that 1507 // arise from that. 1508 onlyBindAllApps(); 1509 } 1510 1511 public void run() { 1512 synchronized (mLock) { 1513 if (mStopped) { 1514 return; 1515 } 1516 mIsLoaderTaskRunning = true; 1517 } 1518 // Optimize for end-user experience: if the Launcher is up and // running with the 1519 // All Apps interface in the foreground, load All Apps first. Otherwise, load the 1520 // workspace first (default). 1521 keep_running: { 1522 if (DEBUG_LOADERS) Log.d(TAG, "step 1: loading workspace"); 1523 loadAndBindWorkspace(); 1524 1525 if (mStopped) { 1526 break keep_running; 1527 } 1528 1529 waitForIdle(); 1530 1531 // second step 1532 if (DEBUG_LOADERS) Log.d(TAG, "step 2: loading all apps"); 1533 loadAndBindAllApps(); 1534 } 1535 1536 // Clear out this reference, otherwise we end up holding it until all of the 1537 // callback runnables are done. 1538 mContext = null; 1539 1540 synchronized (mLock) { 1541 // If we are still the last one to be scheduled, remove ourselves. 1542 if (mLoaderTask == this) { 1543 mLoaderTask = null; 1544 } 1545 mIsLoaderTaskRunning = false; 1546 mHasLoaderCompletedOnce = true; 1547 } 1548 } 1549 1550 public void stopLocked() { 1551 synchronized (LoaderTask.this) { 1552 mStopped = true; 1553 this.notify(); 1554 } 1555 } 1556 1557 /** 1558 * Gets the callbacks object. If we've been stopped, or if the launcher object 1559 * has somehow been garbage collected, return null instead. Pass in the Callbacks 1560 * object that was around when the deferred message was scheduled, and if there's 1561 * a new Callbacks object around then also return null. This will save us from 1562 * calling onto it with data that will be ignored. 1563 */ 1564 Callbacks tryGetCallbacks(Callbacks oldCallbacks) { 1565 synchronized (mLock) { 1566 if (mStopped) { 1567 return null; 1568 } 1569 1570 if (mCallbacks == null) { 1571 return null; 1572 } 1573 1574 final Callbacks callbacks = mCallbacks.get(); 1575 if (callbacks != oldCallbacks) { 1576 return null; 1577 } 1578 if (callbacks == null) { 1579 Log.w(TAG, "no mCallbacks"); 1580 return null; 1581 } 1582 1583 return callbacks; 1584 } 1585 } 1586 1587 // check & update map of what's occupied; used to discard overlapping/invalid items 1588 private boolean checkItemPlacement(LongArrayMap<ItemInfo[][]> occupied, ItemInfo item, 1589 ArrayList<Long> workspaceScreens) { 1590 LauncherAppState app = LauncherAppState.getInstance(); 1591 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 1592 final int countX = profile.numColumns; 1593 final int countY = profile.numRows; 1594 1595 long containerIndex = item.screenId; 1596 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1597 // Return early if we detect that an item is under the hotseat button 1598 if (mCallbacks == null || 1599 mCallbacks.get().isAllAppsButtonRank((int) item.screenId)) { 1600 Log.e(TAG, "Error loading shortcut into hotseat " + item 1601 + " into position (" + item.screenId + ":" + item.cellX + "," 1602 + item.cellY + ") occupied by all apps"); 1603 return false; 1604 } 1605 1606 final ItemInfo[][] hotseatItems = 1607 occupied.get((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT); 1608 1609 if (item.screenId >= profile.numHotseatIcons) { 1610 Log.e(TAG, "Error loading shortcut " + item 1611 + " into hotseat position " + item.screenId 1612 + ", position out of bounds: (0 to " + (profile.numHotseatIcons - 1) 1613 + ")"); 1614 return false; 1615 } 1616 1617 if (hotseatItems != null) { 1618 if (hotseatItems[(int) item.screenId][0] != null) { 1619 Log.e(TAG, "Error loading shortcut into hotseat " + item 1620 + " into position (" + item.screenId + ":" + item.cellX + "," 1621 + item.cellY + ") occupied by " 1622 + occupied.get(LauncherSettings.Favorites.CONTAINER_HOTSEAT) 1623 [(int) item.screenId][0]); 1624 return false; 1625 } else { 1626 hotseatItems[(int) item.screenId][0] = item; 1627 return true; 1628 } 1629 } else { 1630 final ItemInfo[][] items = new ItemInfo[(int) profile.numHotseatIcons][1]; 1631 items[(int) item.screenId][0] = item; 1632 occupied.put((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT, items); 1633 return true; 1634 } 1635 } else if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 1636 if (!workspaceScreens.contains((Long) item.screenId)) { 1637 // The item has an invalid screen id. 1638 return false; 1639 } 1640 } else { 1641 // Skip further checking if it is not the hotseat or workspace container 1642 return true; 1643 } 1644 1645 if (!occupied.containsKey(item.screenId)) { 1646 ItemInfo[][] items = new ItemInfo[countX + 1][countY + 1]; 1647 occupied.put(item.screenId, items); 1648 } 1649 1650 final ItemInfo[][] screens = occupied.get(item.screenId); 1651 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 1652 item.cellX < 0 || item.cellY < 0 || 1653 item.cellX + item.spanX > countX || item.cellY + item.spanY > countY) { 1654 Log.e(TAG, "Error loading shortcut " + item 1655 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1656 + item.cellX + "," + item.cellY 1657 + ") out of screen bounds ( " + countX + "x" + countY + ")"); 1658 return false; 1659 } 1660 1661 // Check if any workspace icons overlap with each other 1662 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1663 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1664 if (screens[x][y] != null) { 1665 Log.e(TAG, "Error loading shortcut " + item 1666 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1667 + x + "," + y 1668 + ") occupied by " 1669 + screens[x][y]); 1670 return false; 1671 } 1672 } 1673 } 1674 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1675 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1676 screens[x][y] = item; 1677 } 1678 } 1679 1680 return true; 1681 } 1682 1683 /** Clears all the sBg data structures */ 1684 private void clearSBgDataStructures() { 1685 synchronized (sBgLock) { 1686 sBgWorkspaceItems.clear(); 1687 sBgAppWidgets.clear(); 1688 sBgFolders.clear(); 1689 sBgItemsIdMap.clear(); 1690 sBgWorkspaceScreens.clear(); 1691 } 1692 } 1693 1694 private void loadWorkspace() { 1695 final long t = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1696 1697 final Context context = mContext; 1698 final ContentResolver contentResolver = context.getContentResolver(); 1699 final PackageManager manager = context.getPackageManager(); 1700 final boolean isSafeMode = manager.isSafeMode(); 1701 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 1702 final boolean isSdCardReady = Utilities.isBootCompleted(); 1703 1704 LauncherAppState app = LauncherAppState.getInstance(); 1705 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 1706 int countX = profile.numColumns; 1707 int countY = profile.numRows; 1708 1709 if (MigrateFromRestoreTask.ENABLED && MigrateFromRestoreTask.shouldRunTask(mContext)) { 1710 long migrationStartTime = System.currentTimeMillis(); 1711 Log.v(TAG, "Starting workspace migration after restore"); 1712 try { 1713 MigrateFromRestoreTask task = new MigrateFromRestoreTask(mContext); 1714 // Clear the flags before starting the task, so that we do not run the task 1715 // again, in case there was an uncaught error. 1716 MigrateFromRestoreTask.clearFlags(mContext); 1717 task.execute(); 1718 } catch (Exception e) { 1719 Log.e(TAG, "Error during grid migration", e); 1720 1721 // Clear workspace. 1722 mFlags = mFlags | LOADER_FLAG_CLEAR_WORKSPACE; 1723 } 1724 Log.v(TAG, "Workspace migration completed in " 1725 + (System.currentTimeMillis() - migrationStartTime)); 1726 } 1727 1728 if ((mFlags & LOADER_FLAG_CLEAR_WORKSPACE) != 0) { 1729 Log.d(TAG, "loadWorkspace: resetting launcher database"); 1730 LauncherAppState.getLauncherProvider().deleteDatabase(); 1731 } 1732 1733 if ((mFlags & LOADER_FLAG_MIGRATE_SHORTCUTS) != 0) { 1734 // append the user's Launcher2 shortcuts 1735 Log.d(TAG, "loadWorkspace: migrating from launcher2"); 1736 LauncherAppState.getLauncherProvider().migrateLauncher2Shortcuts(); 1737 } else { 1738 // Make sure the default workspace is loaded 1739 Log.d(TAG, "loadWorkspace: loading default favorites"); 1740 LauncherAppState.getLauncherProvider().loadDefaultFavoritesIfNecessary(); 1741 } 1742 1743 synchronized (sBgLock) { 1744 clearSBgDataStructures(); 1745 final HashMap<String, Integer> installingPkgs = PackageInstallerCompat 1746 .getInstance(mContext).updateAndGetActiveSessionCache(); 1747 sBgWorkspaceScreens.addAll(loadWorkspaceScreensDb(mContext)); 1748 1749 final ArrayList<Long> itemsToRemove = new ArrayList<Long>(); 1750 final ArrayList<Long> restoredRows = new ArrayList<Long>(); 1751 final Uri contentUri = LauncherSettings.Favorites.CONTENT_URI; 1752 if (DEBUG_LOADERS) Log.d(TAG, "loading model from " + contentUri); 1753 final Cursor c = contentResolver.query(contentUri, null, null, null, null); 1754 1755 // +1 for the hotseat (it can be larger than the workspace) 1756 // Load workspace in reverse order to ensure that latest items are loaded first (and 1757 // before any earlier duplicates) 1758 final LongArrayMap<ItemInfo[][]> occupied = new LongArrayMap<>(); 1759 1760 try { 1761 final int idIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites._ID); 1762 final int intentIndex = c.getColumnIndexOrThrow 1763 (LauncherSettings.Favorites.INTENT); 1764 final int titleIndex = c.getColumnIndexOrThrow 1765 (LauncherSettings.Favorites.TITLE); 1766 final int containerIndex = c.getColumnIndexOrThrow( 1767 LauncherSettings.Favorites.CONTAINER); 1768 final int itemTypeIndex = c.getColumnIndexOrThrow( 1769 LauncherSettings.Favorites.ITEM_TYPE); 1770 final int appWidgetIdIndex = c.getColumnIndexOrThrow( 1771 LauncherSettings.Favorites.APPWIDGET_ID); 1772 final int appWidgetProviderIndex = c.getColumnIndexOrThrow( 1773 LauncherSettings.Favorites.APPWIDGET_PROVIDER); 1774 final int screenIndex = c.getColumnIndexOrThrow( 1775 LauncherSettings.Favorites.SCREEN); 1776 final int cellXIndex = c.getColumnIndexOrThrow 1777 (LauncherSettings.Favorites.CELLX); 1778 final int cellYIndex = c.getColumnIndexOrThrow 1779 (LauncherSettings.Favorites.CELLY); 1780 final int spanXIndex = c.getColumnIndexOrThrow 1781 (LauncherSettings.Favorites.SPANX); 1782 final int spanYIndex = c.getColumnIndexOrThrow( 1783 LauncherSettings.Favorites.SPANY); 1784 final int rankIndex = c.getColumnIndexOrThrow( 1785 LauncherSettings.Favorites.RANK); 1786 final int restoredIndex = c.getColumnIndexOrThrow( 1787 LauncherSettings.Favorites.RESTORED); 1788 final int profileIdIndex = c.getColumnIndexOrThrow( 1789 LauncherSettings.Favorites.PROFILE_ID); 1790 final int optionsIndex = c.getColumnIndexOrThrow( 1791 LauncherSettings.Favorites.OPTIONS); 1792 final CursorIconInfo cursorIconInfo = new CursorIconInfo(c); 1793 1794 final LongSparseArray<UserHandleCompat> allUsers = new LongSparseArray<>(); 1795 for (UserHandleCompat user : mUserManager.getUserProfiles()) { 1796 allUsers.put(mUserManager.getSerialNumberForUser(user), user); 1797 } 1798 1799 ShortcutInfo info; 1800 String intentDescription; 1801 LauncherAppWidgetInfo appWidgetInfo; 1802 int container; 1803 long id; 1804 long serialNumber; 1805 Intent intent; 1806 UserHandleCompat user; 1807 1808 while (!mStopped && c.moveToNext()) { 1809 try { 1810 int itemType = c.getInt(itemTypeIndex); 1811 boolean restored = 0 != c.getInt(restoredIndex); 1812 boolean allowMissingTarget = false; 1813 container = c.getInt(containerIndex); 1814 1815 switch (itemType) { 1816 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1817 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1818 id = c.getLong(idIndex); 1819 intentDescription = c.getString(intentIndex); 1820 serialNumber = c.getInt(profileIdIndex); 1821 user = allUsers.get(serialNumber); 1822 int promiseType = c.getInt(restoredIndex); 1823 int disabledState = 0; 1824 boolean itemReplaced = false; 1825 if (user == null) { 1826 // User has been deleted remove the item. 1827 itemsToRemove.add(id); 1828 continue; 1829 } 1830 try { 1831 intent = Intent.parseUri(intentDescription, 0); 1832 ComponentName cn = intent.getComponent(); 1833 if (cn != null && cn.getPackageName() != null) { 1834 boolean validPkg = launcherApps.isPackageEnabledForProfile( 1835 cn.getPackageName(), user); 1836 boolean validComponent = validPkg && 1837 launcherApps.isActivityEnabledForProfile(cn, user); 1838 1839 if (validComponent) { 1840 if (restored) { 1841 // no special handling necessary for this item 1842 restoredRows.add(id); 1843 restored = false; 1844 } 1845 } else if (validPkg) { 1846 intent = null; 1847 if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 1848 // We allow auto install apps to have their intent 1849 // updated after an install. 1850 intent = manager.getLaunchIntentForPackage( 1851 cn.getPackageName()); 1852 if (intent != null) { 1853 ContentValues values = new ContentValues(); 1854 values.put(LauncherSettings.Favorites.INTENT, 1855 intent.toUri(0)); 1856 updateItem(id, values); 1857 } 1858 } 1859 1860 if (intent == null) { 1861 // The app is installed but the component is no 1862 // longer available. 1863 addDumpLog("Invalid component removed: " + cn); 1864 itemsToRemove.add(id); 1865 continue; 1866 } else { 1867 // no special handling necessary for this item 1868 restoredRows.add(id); 1869 restored = false; 1870 } 1871 } else if (restored) { 1872 // Package is not yet available but might be 1873 // installed later. 1874 addDumpLog("package not yet restored: " + cn); 1875 1876 if ((promiseType & ShortcutInfo.FLAG_RESTORE_STARTED) != 0) { 1877 // Restore has started once. 1878 } else if (installingPkgs.containsKey(cn.getPackageName())) { 1879 // App restore has started. Update the flag 1880 promiseType |= ShortcutInfo.FLAG_RESTORE_STARTED; 1881 ContentValues values = new ContentValues(); 1882 values.put(LauncherSettings.Favorites.RESTORED, 1883 promiseType); 1884 updateItem(id, values); 1885 } else if ((promiseType & ShortcutInfo.FLAG_RESTORED_APP_TYPE) != 0) { 1886 // This is a common app. Try to replace this. 1887 int appType = CommonAppTypeParser.decodeItemTypeFromFlag(promiseType); 1888 CommonAppTypeParser parser = new CommonAppTypeParser(id, appType, context); 1889 if (parser.findDefaultApp()) { 1890 // Default app found. Replace it. 1891 intent = parser.parsedIntent; 1892 cn = intent.getComponent(); 1893 ContentValues values = parser.parsedValues; 1894 values.put(LauncherSettings.Favorites.RESTORED, 0); 1895 updateItem(id, values); 1896 restored = false; 1897 itemReplaced = true; 1898 1899 } else if (REMOVE_UNRESTORED_ICONS) { 1900 addDumpLog("Unrestored package removed: " + cn); 1901 itemsToRemove.add(id); 1902 continue; 1903 } 1904 } else if (REMOVE_UNRESTORED_ICONS) { 1905 addDumpLog("Unrestored package removed: " + cn); 1906 itemsToRemove.add(id); 1907 continue; 1908 } 1909 } else if (launcherApps.isAppEnabled( 1910 manager, cn.getPackageName(), 1911 PackageManager.GET_UNINSTALLED_PACKAGES)) { 1912 // Package is present but not available. 1913 allowMissingTarget = true; 1914 disabledState = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 1915 } else if (!isSdCardReady) { 1916 // SdCard is not ready yet. Package might get available, 1917 // once it is ready. 1918 Log.d(TAG, "Invalid package: " + cn + " (check again later)"); 1919 HashSet<String> pkgs = sPendingPackages.get(user); 1920 if (pkgs == null) { 1921 pkgs = new HashSet<String>(); 1922 sPendingPackages.put(user, pkgs); 1923 } 1924 pkgs.add(cn.getPackageName()); 1925 allowMissingTarget = true; 1926 // Add the icon on the workspace anyway. 1927 1928 } else { 1929 // Do not wait for external media load anymore. 1930 // Log the invalid package, and remove it 1931 addDumpLog("Invalid package removed: " + cn); 1932 itemsToRemove.add(id); 1933 continue; 1934 } 1935 } else if (cn == null) { 1936 // For shortcuts with no component, keep them as they are 1937 restoredRows.add(id); 1938 restored = false; 1939 } 1940 } catch (URISyntaxException e) { 1941 addDumpLog("Invalid uri: " + intentDescription); 1942 itemsToRemove.add(id); 1943 continue; 1944 } 1945 1946 boolean useLowResIcon = container >= 0 && 1947 c.getInt(rankIndex) >= FolderIcon.NUM_ITEMS_IN_PREVIEW; 1948 1949 if (itemReplaced) { 1950 if (user.equals(UserHandleCompat.myUserHandle())) { 1951 info = getAppShortcutInfo(manager, intent, user, context, null, 1952 cursorIconInfo.iconIndex, titleIndex, 1953 false, useLowResIcon); 1954 } else { 1955 // Don't replace items for other profiles. 1956 itemsToRemove.add(id); 1957 continue; 1958 } 1959 } else if (restored) { 1960 if (user.equals(UserHandleCompat.myUserHandle())) { 1961 info = getRestoredItemInfo(c, titleIndex, intent, 1962 promiseType, itemType, cursorIconInfo, context); 1963 intent = getRestoredItemIntent(c, context, intent); 1964 } else { 1965 // Don't restore items for other profiles. 1966 itemsToRemove.add(id); 1967 continue; 1968 } 1969 } else if (itemType == 1970 LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 1971 info = getAppShortcutInfo(manager, intent, user, context, c, 1972 cursorIconInfo.iconIndex, titleIndex, 1973 allowMissingTarget, useLowResIcon); 1974 } else { 1975 info = getShortcutInfo(c, context, titleIndex, cursorIconInfo); 1976 1977 // App shortcuts that used to be automatically added to Launcher 1978 // didn't always have the correct intent flags set, so do that 1979 // here 1980 if (intent.getAction() != null && 1981 intent.getCategories() != null && 1982 intent.getAction().equals(Intent.ACTION_MAIN) && 1983 intent.getCategories().contains(Intent.CATEGORY_LAUNCHER)) { 1984 intent.addFlags( 1985 Intent.FLAG_ACTIVITY_NEW_TASK | 1986 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1987 } 1988 } 1989 1990 if (info != null) { 1991 info.id = id; 1992 info.intent = intent; 1993 info.container = container; 1994 info.screenId = c.getInt(screenIndex); 1995 info.cellX = c.getInt(cellXIndex); 1996 info.cellY = c.getInt(cellYIndex); 1997 info.rank = c.getInt(rankIndex); 1998 info.spanX = 1; 1999 info.spanY = 1; 2000 info.intent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 2001 if (info.promisedIntent != null) { 2002 info.promisedIntent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 2003 } 2004 info.isDisabled = disabledState; 2005 if (isSafeMode && !Utilities.isSystemApp(context, intent)) { 2006 info.isDisabled |= ShortcutInfo.FLAG_DISABLED_SAFEMODE; 2007 } 2008 2009 // check & update map of what's occupied 2010 if (!checkItemPlacement(occupied, info, sBgWorkspaceScreens)) { 2011 itemsToRemove.add(id); 2012 break; 2013 } 2014 2015 if (restored) { 2016 ComponentName cn = info.getTargetComponent(); 2017 if (cn != null) { 2018 Integer progress = installingPkgs.get(cn.getPackageName()); 2019 if (progress != null) { 2020 info.setInstallProgress(progress); 2021 } else { 2022 info.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 2023 } 2024 } 2025 } 2026 2027 switch (container) { 2028 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2029 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2030 sBgWorkspaceItems.add(info); 2031 break; 2032 default: 2033 // Item is in a user folder 2034 FolderInfo folderInfo = 2035 findOrMakeFolder(sBgFolders, container); 2036 folderInfo.add(info); 2037 break; 2038 } 2039 sBgItemsIdMap.put(info.id, info); 2040 } else { 2041 throw new RuntimeException("Unexpected null ShortcutInfo"); 2042 } 2043 break; 2044 2045 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2046 id = c.getLong(idIndex); 2047 FolderInfo folderInfo = findOrMakeFolder(sBgFolders, id); 2048 2049 // Do not trim the folder label, as is was set by the user. 2050 folderInfo.title = c.getString(titleIndex); 2051 folderInfo.id = id; 2052 folderInfo.container = container; 2053 folderInfo.screenId = c.getInt(screenIndex); 2054 folderInfo.cellX = c.getInt(cellXIndex); 2055 folderInfo.cellY = c.getInt(cellYIndex); 2056 folderInfo.spanX = 1; 2057 folderInfo.spanY = 1; 2058 folderInfo.options = c.getInt(optionsIndex); 2059 2060 // check & update map of what's occupied 2061 if (!checkItemPlacement(occupied, folderInfo, sBgWorkspaceScreens)) { 2062 itemsToRemove.add(id); 2063 break; 2064 } 2065 2066 switch (container) { 2067 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2068 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2069 sBgWorkspaceItems.add(folderInfo); 2070 break; 2071 } 2072 2073 if (restored) { 2074 // no special handling required for restored folders 2075 restoredRows.add(id); 2076 } 2077 2078 sBgItemsIdMap.put(folderInfo.id, folderInfo); 2079 sBgFolders.put(folderInfo.id, folderInfo); 2080 break; 2081 2082 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 2083 case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET: 2084 // Read all Launcher-specific widget details 2085 boolean customWidget = itemType == 2086 LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET; 2087 2088 int appWidgetId = c.getInt(appWidgetIdIndex); 2089 serialNumber = c.getLong(profileIdIndex); 2090 String savedProvider = c.getString(appWidgetProviderIndex); 2091 id = c.getLong(idIndex); 2092 user = allUsers.get(serialNumber); 2093 if (user == null) { 2094 itemsToRemove.add(id); 2095 continue; 2096 } 2097 2098 final ComponentName component = 2099 ComponentName.unflattenFromString(savedProvider); 2100 2101 final int restoreStatus = c.getInt(restoredIndex); 2102 final boolean isIdValid = (restoreStatus & 2103 LauncherAppWidgetInfo.FLAG_ID_NOT_VALID) == 0; 2104 final boolean wasProviderReady = (restoreStatus & 2105 LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) == 0; 2106 2107 final LauncherAppWidgetProviderInfo provider = 2108 LauncherModel.getProviderInfo(context, 2109 ComponentName.unflattenFromString(savedProvider), 2110 user); 2111 2112 final boolean isProviderReady = isValidProvider(provider); 2113 if (!isSafeMode && !customWidget && 2114 wasProviderReady && !isProviderReady) { 2115 addDumpLog("Deleting widget that isn't installed anymore: " 2116 + provider); 2117 itemsToRemove.add(id); 2118 } else { 2119 if (isProviderReady) { 2120 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2121 provider.provider); 2122 2123 // The provider is available. So the widget is either 2124 // available or not available. We do not need to track 2125 // any future restore updates. 2126 int status = restoreStatus & 2127 ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2128 if (!wasProviderReady) { 2129 // If provider was not previously ready, update the 2130 // status and UI flag. 2131 2132 // Id would be valid only if the widget restore broadcast was received. 2133 if (isIdValid) { 2134 status = LauncherAppWidgetInfo.FLAG_UI_NOT_READY; 2135 } else { 2136 status &= ~LauncherAppWidgetInfo 2137 .FLAG_PROVIDER_NOT_READY; 2138 } 2139 } 2140 appWidgetInfo.restoreStatus = status; 2141 } else { 2142 Log.v(TAG, "Widget restore pending id=" + id 2143 + " appWidgetId=" + appWidgetId 2144 + " status =" + restoreStatus); 2145 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2146 component); 2147 appWidgetInfo.restoreStatus = restoreStatus; 2148 Integer installProgress = installingPkgs.get(component.getPackageName()); 2149 2150 if ((restoreStatus & LauncherAppWidgetInfo.FLAG_RESTORE_STARTED) != 0) { 2151 // Restore has started once. 2152 } else if (installProgress != null) { 2153 // App restore has started. Update the flag 2154 appWidgetInfo.restoreStatus |= 2155 LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2156 } else if (REMOVE_UNRESTORED_ICONS && !isSafeMode) { 2157 addDumpLog("Unrestored widget removed: " + component); 2158 itemsToRemove.add(id); 2159 continue; 2160 } 2161 2162 appWidgetInfo.installProgress = 2163 installProgress == null ? 0 : installProgress; 2164 } 2165 2166 appWidgetInfo.id = id; 2167 appWidgetInfo.screenId = c.getInt(screenIndex); 2168 appWidgetInfo.cellX = c.getInt(cellXIndex); 2169 appWidgetInfo.cellY = c.getInt(cellYIndex); 2170 appWidgetInfo.spanX = c.getInt(spanXIndex); 2171 appWidgetInfo.spanY = c.getInt(spanYIndex); 2172 appWidgetInfo.user = user; 2173 2174 if (container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 2175 container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2176 Log.e(TAG, "Widget found where container != " + 2177 "CONTAINER_DESKTOP nor CONTAINER_HOTSEAT - ignoring!"); 2178 itemsToRemove.add(id); 2179 continue; 2180 } 2181 2182 appWidgetInfo.container = container; 2183 // check & update map of what's occupied 2184 if (!checkItemPlacement(occupied, appWidgetInfo, sBgWorkspaceScreens)) { 2185 itemsToRemove.add(id); 2186 break; 2187 } 2188 2189 if (!customWidget) { 2190 String providerName = 2191 appWidgetInfo.providerName.flattenToString(); 2192 if (!providerName.equals(savedProvider) || 2193 (appWidgetInfo.restoreStatus != restoreStatus)) { 2194 ContentValues values = new ContentValues(); 2195 values.put( 2196 LauncherSettings.Favorites.APPWIDGET_PROVIDER, 2197 providerName); 2198 values.put(LauncherSettings.Favorites.RESTORED, 2199 appWidgetInfo.restoreStatus); 2200 updateItem(id, values); 2201 } 2202 } 2203 sBgItemsIdMap.put(appWidgetInfo.id, appWidgetInfo); 2204 sBgAppWidgets.add(appWidgetInfo); 2205 } 2206 break; 2207 } 2208 } catch (Exception e) { 2209 Log.e(TAG, "Desktop items loading interrupted", e); 2210 } 2211 } 2212 } finally { 2213 if (c != null) { 2214 c.close(); 2215 } 2216 } 2217 2218 // Break early if we've stopped loading 2219 if (mStopped) { 2220 clearSBgDataStructures(); 2221 return; 2222 } 2223 2224 if (itemsToRemove.size() > 0) { 2225 // Remove dead items 2226 contentResolver.delete(LauncherSettings.Favorites.CONTENT_URI, 2227 Utilities.createDbSelectionQuery( 2228 LauncherSettings.Favorites._ID, itemsToRemove), null); 2229 if (DEBUG_LOADERS) { 2230 Log.d(TAG, "Removed = " + Utilities.createDbSelectionQuery( 2231 LauncherSettings.Favorites._ID, itemsToRemove)); 2232 } 2233 2234 // Remove any empty folder 2235 for (long folderId : LauncherAppState.getLauncherProvider() 2236 .deleteEmptyFolders()) { 2237 sBgWorkspaceItems.remove(sBgFolders.get(folderId)); 2238 sBgFolders.remove(folderId); 2239 sBgItemsIdMap.remove(folderId); 2240 } 2241 } 2242 2243 // Sort all the folder items and make sure the first 3 items are high resolution. 2244 for (FolderInfo folder : sBgFolders) { 2245 Collections.sort(folder.contents, Folder.ITEM_POS_COMPARATOR); 2246 int pos = 0; 2247 for (ShortcutInfo info : folder.contents) { 2248 if (info.usingLowResIcon) { 2249 info.updateIcon(mIconCache, false); 2250 } 2251 pos ++; 2252 if (pos >= FolderIcon.NUM_ITEMS_IN_PREVIEW) { 2253 break; 2254 } 2255 } 2256 } 2257 2258 if (restoredRows.size() > 0) { 2259 // Update restored items that no longer require special handling 2260 ContentValues values = new ContentValues(); 2261 values.put(LauncherSettings.Favorites.RESTORED, 0); 2262 contentResolver.update(LauncherSettings.Favorites.CONTENT_URI, values, 2263 Utilities.createDbSelectionQuery( 2264 LauncherSettings.Favorites._ID, restoredRows), null); 2265 } 2266 2267 if (!isSdCardReady && !sPendingPackages.isEmpty()) { 2268 context.registerReceiver(new AppsAvailabilityCheck(), 2269 new IntentFilter(Intent.ACTION_BOOT_COMPLETED), 2270 null, sWorker); 2271 } 2272 2273 // Remove any empty screens 2274 ArrayList<Long> unusedScreens = new ArrayList<Long>(sBgWorkspaceScreens); 2275 for (ItemInfo item: sBgItemsIdMap) { 2276 long screenId = item.screenId; 2277 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2278 unusedScreens.contains(screenId)) { 2279 unusedScreens.remove(screenId); 2280 } 2281 } 2282 2283 // If there are any empty screens remove them, and update. 2284 if (unusedScreens.size() != 0) { 2285 sBgWorkspaceScreens.removeAll(unusedScreens); 2286 updateWorkspaceScreenOrder(context, sBgWorkspaceScreens); 2287 } 2288 2289 if (DEBUG_LOADERS) { 2290 Log.d(TAG, "loaded workspace in " + (SystemClock.uptimeMillis()-t) + "ms"); 2291 Log.d(TAG, "workspace layout: "); 2292 int nScreens = occupied.size(); 2293 for (int y = 0; y < countY; y++) { 2294 String line = ""; 2295 2296 for (int i = 0; i < nScreens; i++) { 2297 long screenId = occupied.keyAt(i); 2298 if (screenId > 0) { 2299 line += " | "; 2300 } 2301 ItemInfo[][] screen = occupied.valueAt(i); 2302 for (int x = 0; x < countX; x++) { 2303 if (x < screen.length && y < screen[x].length) { 2304 line += (screen[x][y] != null) ? "#" : "."; 2305 } else { 2306 line += "!"; 2307 } 2308 } 2309 } 2310 Log.d(TAG, "[ " + line + " ]"); 2311 } 2312 } 2313 } 2314 } 2315 2316 /** 2317 * Partially updates the item without any notification. Must be called on the worker thread. 2318 */ 2319 private void updateItem(long itemId, ContentValues update) { 2320 mContext.getContentResolver().update( 2321 LauncherSettings.Favorites.CONTENT_URI, 2322 update, 2323 BaseColumns._ID + "= ?", 2324 new String[]{Long.toString(itemId)}); 2325 } 2326 2327 /** Filters the set of items who are directly or indirectly (via another container) on the 2328 * specified screen. */ 2329 private void filterCurrentWorkspaceItems(long currentScreenId, 2330 ArrayList<ItemInfo> allWorkspaceItems, 2331 ArrayList<ItemInfo> currentScreenItems, 2332 ArrayList<ItemInfo> otherScreenItems) { 2333 // Purge any null ItemInfos 2334 Iterator<ItemInfo> iter = allWorkspaceItems.iterator(); 2335 while (iter.hasNext()) { 2336 ItemInfo i = iter.next(); 2337 if (i == null) { 2338 iter.remove(); 2339 } 2340 } 2341 2342 // Order the set of items by their containers first, this allows use to walk through the 2343 // list sequentially, build up a list of containers that are in the specified screen, 2344 // as well as all items in those containers. 2345 Set<Long> itemsOnScreen = new HashSet<Long>(); 2346 Collections.sort(allWorkspaceItems, new Comparator<ItemInfo>() { 2347 @Override 2348 public int compare(ItemInfo lhs, ItemInfo rhs) { 2349 return Utilities.longCompare(lhs.container, rhs.container); 2350 } 2351 }); 2352 for (ItemInfo info : allWorkspaceItems) { 2353 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 2354 if (info.screenId == currentScreenId) { 2355 currentScreenItems.add(info); 2356 itemsOnScreen.add(info.id); 2357 } else { 2358 otherScreenItems.add(info); 2359 } 2360 } else if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2361 currentScreenItems.add(info); 2362 itemsOnScreen.add(info.id); 2363 } else { 2364 if (itemsOnScreen.contains(info.container)) { 2365 currentScreenItems.add(info); 2366 itemsOnScreen.add(info.id); 2367 } else { 2368 otherScreenItems.add(info); 2369 } 2370 } 2371 } 2372 } 2373 2374 /** Filters the set of widgets which are on the specified screen. */ 2375 private void filterCurrentAppWidgets(long currentScreenId, 2376 ArrayList<LauncherAppWidgetInfo> appWidgets, 2377 ArrayList<LauncherAppWidgetInfo> currentScreenWidgets, 2378 ArrayList<LauncherAppWidgetInfo> otherScreenWidgets) { 2379 2380 for (LauncherAppWidgetInfo widget : appWidgets) { 2381 if (widget == null) continue; 2382 if (widget.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2383 widget.screenId == currentScreenId) { 2384 currentScreenWidgets.add(widget); 2385 } else { 2386 otherScreenWidgets.add(widget); 2387 } 2388 } 2389 } 2390 2391 /** Filters the set of folders which are on the specified screen. */ 2392 private void filterCurrentFolders(long currentScreenId, 2393 LongArrayMap<ItemInfo> itemsIdMap, 2394 LongArrayMap<FolderInfo> folders, 2395 LongArrayMap<FolderInfo> currentScreenFolders, 2396 LongArrayMap<FolderInfo> otherScreenFolders) { 2397 2398 int total = folders.size(); 2399 for (int i = 0; i < total; i++) { 2400 long id = folders.keyAt(i); 2401 FolderInfo folder = folders.valueAt(i); 2402 2403 ItemInfo info = itemsIdMap.get(id); 2404 if (info == null || folder == null) continue; 2405 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2406 info.screenId == currentScreenId) { 2407 currentScreenFolders.put(id, folder); 2408 } else { 2409 otherScreenFolders.put(id, folder); 2410 } 2411 } 2412 } 2413 2414 /** Sorts the set of items by hotseat, workspace (spatially from top to bottom, left to 2415 * right) */ 2416 private void sortWorkspaceItemsSpatially(ArrayList<ItemInfo> workspaceItems) { 2417 final LauncherAppState app = LauncherAppState.getInstance(); 2418 final InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 2419 final int screenCols = profile.numColumns; 2420 final int screenCellCount = profile.numColumns * profile.numRows; 2421 Collections.sort(workspaceItems, new Comparator<ItemInfo>() { 2422 @Override 2423 public int compare(ItemInfo lhs, ItemInfo rhs) { 2424 if (lhs.container == rhs.container) { 2425 // Within containers, order by their spatial position in that container 2426 switch ((int) lhs.container) { 2427 case LauncherSettings.Favorites.CONTAINER_DESKTOP: { 2428 long lr = (lhs.screenId * screenCellCount + 2429 lhs.cellY * screenCols + lhs.cellX); 2430 long rr = (rhs.screenId * screenCellCount + 2431 rhs.cellY * screenCols + rhs.cellX); 2432 return Utilities.longCompare(lr, rr); 2433 } 2434 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: { 2435 // We currently use the screen id as the rank 2436 return Utilities.longCompare(lhs.screenId, rhs.screenId); 2437 } 2438 default: 2439 if (ProviderConfig.IS_DOGFOOD_BUILD) { 2440 throw new RuntimeException("Unexpected container type when " + 2441 "sorting workspace items."); 2442 } 2443 return 0; 2444 } 2445 } else { 2446 // Between containers, order by hotseat, desktop 2447 return Utilities.longCompare(lhs.container, rhs.container); 2448 } 2449 } 2450 }); 2451 } 2452 2453 private void bindWorkspaceScreens(final Callbacks oldCallbacks, 2454 final ArrayList<Long> orderedScreens) { 2455 final Runnable r = new Runnable() { 2456 @Override 2457 public void run() { 2458 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2459 if (callbacks != null) { 2460 callbacks.bindScreens(orderedScreens); 2461 } 2462 } 2463 }; 2464 runOnMainThread(r); 2465 } 2466 2467 private void bindWorkspaceItems(final Callbacks oldCallbacks, 2468 final ArrayList<ItemInfo> workspaceItems, 2469 final ArrayList<LauncherAppWidgetInfo> appWidgets, 2470 final LongArrayMap<FolderInfo> folders, 2471 final Executor executor) { 2472 2473 // Bind the workspace items 2474 int N = workspaceItems.size(); 2475 for (int i = 0; i < N; i += ITEMS_CHUNK) { 2476 final int start = i; 2477 final int chunkSize = (i+ITEMS_CHUNK <= N) ? ITEMS_CHUNK : (N-i); 2478 final Runnable r = new Runnable() { 2479 @Override 2480 public void run() { 2481 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2482 if (callbacks != null) { 2483 callbacks.bindItems(workspaceItems, start, start+chunkSize, 2484 false); 2485 } 2486 } 2487 }; 2488 executor.execute(r); 2489 } 2490 2491 // Bind the folders 2492 if (!folders.isEmpty()) { 2493 final Runnable r = new Runnable() { 2494 public void run() { 2495 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2496 if (callbacks != null) { 2497 callbacks.bindFolders(folders); 2498 } 2499 } 2500 }; 2501 executor.execute(r); 2502 } 2503 2504 // Bind the widgets, one at a time 2505 N = appWidgets.size(); 2506 for (int i = 0; i < N; i++) { 2507 final LauncherAppWidgetInfo widget = appWidgets.get(i); 2508 final Runnable r = new Runnable() { 2509 public void run() { 2510 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2511 if (callbacks != null) { 2512 callbacks.bindAppWidget(widget); 2513 } 2514 } 2515 }; 2516 executor.execute(r); 2517 } 2518 } 2519 2520 /** 2521 * Binds all loaded data to actual views on the main thread. 2522 */ 2523 private void bindWorkspace(int synchronizeBindPage) { 2524 final long t = SystemClock.uptimeMillis(); 2525 Runnable r; 2526 2527 // Don't use these two variables in any of the callback runnables. 2528 // Otherwise we hold a reference to them. 2529 final Callbacks oldCallbacks = mCallbacks.get(); 2530 if (oldCallbacks == null) { 2531 // This launcher has exited and nobody bothered to tell us. Just bail. 2532 Log.w(TAG, "LoaderTask running with no launcher"); 2533 return; 2534 } 2535 2536 // Save a copy of all the bg-thread collections 2537 ArrayList<ItemInfo> workspaceItems = new ArrayList<ItemInfo>(); 2538 ArrayList<LauncherAppWidgetInfo> appWidgets = 2539 new ArrayList<LauncherAppWidgetInfo>(); 2540 ArrayList<Long> orderedScreenIds = new ArrayList<Long>(); 2541 2542 final LongArrayMap<FolderInfo> folders; 2543 final LongArrayMap<ItemInfo> itemsIdMap; 2544 2545 synchronized (sBgLock) { 2546 workspaceItems.addAll(sBgWorkspaceItems); 2547 appWidgets.addAll(sBgAppWidgets); 2548 orderedScreenIds.addAll(sBgWorkspaceScreens); 2549 2550 folders = sBgFolders.clone(); 2551 itemsIdMap = sBgItemsIdMap.clone(); 2552 } 2553 2554 final boolean isLoadingSynchronously = 2555 synchronizeBindPage != PagedView.INVALID_RESTORE_PAGE; 2556 int currScreen = isLoadingSynchronously ? synchronizeBindPage : 2557 oldCallbacks.getCurrentWorkspaceScreen(); 2558 if (currScreen >= orderedScreenIds.size()) { 2559 // There may be no workspace screens (just hotseat items and an empty page). 2560 currScreen = PagedView.INVALID_RESTORE_PAGE; 2561 } 2562 final int currentScreen = currScreen; 2563 final long currentScreenId = currentScreen < 0 2564 ? INVALID_SCREEN_ID : orderedScreenIds.get(currentScreen); 2565 2566 // Load all the items that are on the current page first (and in the process, unbind 2567 // all the existing workspace items before we call startBinding() below. 2568 unbindWorkspaceItemsOnMainThread(); 2569 2570 // Separate the items that are on the current screen, and all the other remaining items 2571 ArrayList<ItemInfo> currentWorkspaceItems = new ArrayList<ItemInfo>(); 2572 ArrayList<ItemInfo> otherWorkspaceItems = new ArrayList<ItemInfo>(); 2573 ArrayList<LauncherAppWidgetInfo> currentAppWidgets = 2574 new ArrayList<LauncherAppWidgetInfo>(); 2575 ArrayList<LauncherAppWidgetInfo> otherAppWidgets = 2576 new ArrayList<LauncherAppWidgetInfo>(); 2577 LongArrayMap<FolderInfo> currentFolders = new LongArrayMap<>(); 2578 LongArrayMap<FolderInfo> otherFolders = new LongArrayMap<>(); 2579 2580 filterCurrentWorkspaceItems(currentScreenId, workspaceItems, currentWorkspaceItems, 2581 otherWorkspaceItems); 2582 filterCurrentAppWidgets(currentScreenId, appWidgets, currentAppWidgets, 2583 otherAppWidgets); 2584 filterCurrentFolders(currentScreenId, itemsIdMap, folders, currentFolders, 2585 otherFolders); 2586 sortWorkspaceItemsSpatially(currentWorkspaceItems); 2587 sortWorkspaceItemsSpatially(otherWorkspaceItems); 2588 2589 // Tell the workspace that we're about to start binding items 2590 r = new Runnable() { 2591 public void run() { 2592 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2593 if (callbacks != null) { 2594 callbacks.clearPendingBinds(); 2595 callbacks.startBinding(); 2596 } 2597 } 2598 }; 2599 runOnMainThread(r); 2600 2601 bindWorkspaceScreens(oldCallbacks, orderedScreenIds); 2602 2603 Executor mainExecutor = new DeferredMainThreadExecutor(); 2604 // Load items on the current page. 2605 bindWorkspaceItems(oldCallbacks, currentWorkspaceItems, currentAppWidgets, 2606 currentFolders, mainExecutor); 2607 2608 // In case of isLoadingSynchronously, only bind the first screen, and defer binding the 2609 // remaining screens after first onDraw is called. This ensures that the first screen 2610 // is immediately visible (eg. during rotation) 2611 // In case of !isLoadingSynchronously, bind all pages one after other. 2612 final Executor deferredExecutor = isLoadingSynchronously ? 2613 new ViewOnDrawExecutor(mHandler) : mainExecutor; 2614 2615 bindWorkspaceItems(oldCallbacks, otherWorkspaceItems, otherAppWidgets, 2616 otherFolders, deferredExecutor); 2617 2618 // Tell the workspace that we're done binding items 2619 r = new Runnable() { 2620 public void run() { 2621 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2622 if (callbacks != null) { 2623 callbacks.finishBindingItems(); 2624 } 2625 2626 mIsLoadingAndBindingWorkspace = false; 2627 2628 // Run all the bind complete runnables after workspace is bound. 2629 if (!mBindCompleteRunnables.isEmpty()) { 2630 synchronized (mBindCompleteRunnables) { 2631 for (final Runnable r : mBindCompleteRunnables) { 2632 runOnWorkerThread(r); 2633 } 2634 mBindCompleteRunnables.clear(); 2635 } 2636 } 2637 2638 // If we're profiling, ensure this is the last thing in the queue. 2639 if (DEBUG_LOADERS) { 2640 Log.d(TAG, "bound workspace in " 2641 + (SystemClock.uptimeMillis()-t) + "ms"); 2642 } 2643 2644 } 2645 }; 2646 deferredExecutor.execute(r); 2647 2648 if (isLoadingSynchronously) { 2649 r = new Runnable() { 2650 public void run() { 2651 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2652 if (callbacks != null) { 2653 // We are loading synchronously, which means, some of the pages will be 2654 // bound after first draw. Inform the callbacks that page binding is 2655 // not complete, and schedule the remaining pages. 2656 if (currentScreen != PagedView.INVALID_RESTORE_PAGE) { 2657 callbacks.onPageBoundSynchronously(currentScreen); 2658 } 2659 callbacks.executeOnNextDraw((ViewOnDrawExecutor) deferredExecutor); 2660 } 2661 } 2662 }; 2663 runOnMainThread(r); 2664 } 2665 } 2666 2667 private void loadAndBindAllApps() { 2668 if (DEBUG_LOADERS) { 2669 Log.d(TAG, "loadAndBindAllApps mAllAppsLoaded=" + mAllAppsLoaded); 2670 } 2671 if (!mAllAppsLoaded) { 2672 loadAllApps(); 2673 synchronized (LoaderTask.this) { 2674 if (mStopped) { 2675 return; 2676 } 2677 } 2678 updateIconCache(); 2679 synchronized (LoaderTask.this) { 2680 if (mStopped) { 2681 return; 2682 } 2683 mAllAppsLoaded = true; 2684 } 2685 } else { 2686 onlyBindAllApps(); 2687 } 2688 } 2689 2690 private void updateIconCache() { 2691 // Ignore packages which have a promise icon. 2692 HashSet<String> packagesToIgnore = new HashSet<>(); 2693 synchronized (sBgLock) { 2694 for (ItemInfo info : sBgItemsIdMap) { 2695 if (info instanceof ShortcutInfo) { 2696 ShortcutInfo si = (ShortcutInfo) info; 2697 if (si.isPromise() && si.getTargetComponent() != null) { 2698 packagesToIgnore.add(si.getTargetComponent().getPackageName()); 2699 } 2700 } else if (info instanceof LauncherAppWidgetInfo) { 2701 LauncherAppWidgetInfo lawi = (LauncherAppWidgetInfo) info; 2702 if (lawi.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)) { 2703 packagesToIgnore.add(lawi.providerName.getPackageName()); 2704 } 2705 } 2706 } 2707 } 2708 mIconCache.updateDbIcons(packagesToIgnore); 2709 } 2710 2711 private void onlyBindAllApps() { 2712 final Callbacks oldCallbacks = mCallbacks.get(); 2713 if (oldCallbacks == null) { 2714 // This launcher has exited and nobody bothered to tell us. Just bail. 2715 Log.w(TAG, "LoaderTask running with no launcher (onlyBindAllApps)"); 2716 return; 2717 } 2718 2719 // shallow copy 2720 @SuppressWarnings("unchecked") 2721 final ArrayList<AppInfo> list 2722 = (ArrayList<AppInfo>) mBgAllAppsList.data.clone(); 2723 final WidgetsModel widgetList = mBgWidgetsModel.clone(); 2724 Runnable r = new Runnable() { 2725 public void run() { 2726 final long t = SystemClock.uptimeMillis(); 2727 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2728 if (callbacks != null) { 2729 callbacks.bindAllApplications(list); 2730 callbacks.bindAllPackages(widgetList); 2731 } 2732 if (DEBUG_LOADERS) { 2733 Log.d(TAG, "bound all " + list.size() + " apps from cache in " 2734 + (SystemClock.uptimeMillis()-t) + "ms"); 2735 } 2736 } 2737 }; 2738 boolean isRunningOnMainThread = !(sWorkerThread.getThreadId() == Process.myTid()); 2739 if (isRunningOnMainThread) { 2740 r.run(); 2741 } else { 2742 mHandler.post(r); 2743 } 2744 } 2745 2746 private void loadAllApps() { 2747 final long loadTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2748 2749 final Callbacks oldCallbacks = mCallbacks.get(); 2750 if (oldCallbacks == null) { 2751 // This launcher has exited and nobody bothered to tell us. Just bail. 2752 Log.w(TAG, "LoaderTask running with no launcher (loadAllApps)"); 2753 return; 2754 } 2755 2756 final List<UserHandleCompat> profiles = mUserManager.getUserProfiles(); 2757 2758 // Clear the list of apps 2759 mBgAllAppsList.clear(); 2760 for (UserHandleCompat user : profiles) { 2761 // Query for the set of apps 2762 final long qiaTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2763 final List<LauncherActivityInfoCompat> apps = mLauncherApps.getActivityList(null, user); 2764 if (DEBUG_LOADERS) { 2765 Log.d(TAG, "getActivityList took " 2766 + (SystemClock.uptimeMillis()-qiaTime) + "ms for user " + user); 2767 Log.d(TAG, "getActivityList got " + apps.size() + " apps for user " + user); 2768 } 2769 // Fail if we don't have any apps 2770 // TODO: Fix this. Only fail for the current user. 2771 if (apps == null || apps.isEmpty()) { 2772 return; 2773 } 2774 2775 // Create the ApplicationInfos 2776 for (int i = 0; i < apps.size(); i++) { 2777 LauncherActivityInfoCompat app = apps.get(i); 2778 // This builds the icon bitmaps. 2779 mBgAllAppsList.add(new AppInfo(mContext, app, user, mIconCache)); 2780 } 2781 2782 final ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(mContext, user); 2783 if (heuristic != null) { 2784 final Runnable r = new Runnable() { 2785 2786 @Override 2787 public void run() { 2788 heuristic.processUserApps(apps); 2789 } 2790 }; 2791 runOnMainThread(new Runnable() { 2792 2793 @Override 2794 public void run() { 2795 // Check isLoadingWorkspace on the UI thread, as it is updated on 2796 // the UI thread. 2797 if (mIsLoadingAndBindingWorkspace) { 2798 synchronized (mBindCompleteRunnables) { 2799 mBindCompleteRunnables.add(r); 2800 } 2801 } else { 2802 runOnWorkerThread(r); 2803 } 2804 } 2805 }); 2806 } 2807 } 2808 // Huh? Shouldn't this be inside the Runnable below? 2809 final ArrayList<AppInfo> added = mBgAllAppsList.added; 2810 mBgAllAppsList.added = new ArrayList<AppInfo>(); 2811 2812 // Post callback on main thread 2813 mHandler.post(new Runnable() { 2814 public void run() { 2815 2816 final long bindTime = SystemClock.uptimeMillis(); 2817 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2818 if (callbacks != null) { 2819 callbacks.bindAllApplications(added); 2820 if (DEBUG_LOADERS) { 2821 Log.d(TAG, "bound " + added.size() + " apps in " 2822 + (SystemClock.uptimeMillis() - bindTime) + "ms"); 2823 } 2824 } else { 2825 Log.i(TAG, "not binding apps: no Launcher activity"); 2826 } 2827 } 2828 }); 2829 // Cleanup any data stored for a deleted user. 2830 ManagedProfileHeuristic.processAllUsers(profiles, mContext); 2831 2832 loadAndBindWidgetsAndShortcuts(tryGetCallbacks(oldCallbacks), true /* refresh */); 2833 if (DEBUG_LOADERS) { 2834 Log.d(TAG, "Icons processed in " 2835 + (SystemClock.uptimeMillis() - loadTime) + "ms"); 2836 } 2837 } 2838 2839 public void dumpState() { 2840 synchronized (sBgLock) { 2841 Log.d(TAG, "mLoaderTask.mContext=" + mContext); 2842 Log.d(TAG, "mLoaderTask.mStopped=" + mStopped); 2843 Log.d(TAG, "mLoaderTask.mLoadAndBindStepFinished=" + mLoadAndBindStepFinished); 2844 Log.d(TAG, "mItems size=" + sBgWorkspaceItems.size()); 2845 } 2846 } 2847 } 2848 2849 /** 2850 * Called when the icons for packages have been updated in the icon cache. 2851 */ 2852 public void onPackageIconsUpdated(HashSet<String> updatedPackages, UserHandleCompat user) { 2853 final Callbacks callbacks = getCallback(); 2854 final ArrayList<AppInfo> updatedApps = new ArrayList<>(); 2855 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<>(); 2856 2857 // If any package icon has changed (app was updated while launcher was dead), 2858 // update the corresponding shortcuts. 2859 synchronized (sBgLock) { 2860 for (ItemInfo info : sBgItemsIdMap) { 2861 if (info instanceof ShortcutInfo && user.equals(info.user) 2862 && info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 2863 ShortcutInfo si = (ShortcutInfo) info; 2864 ComponentName cn = si.getTargetComponent(); 2865 if (cn != null && updatedPackages.contains(cn.getPackageName())) { 2866 si.updateIcon(mIconCache); 2867 updatedShortcuts.add(si); 2868 } 2869 } 2870 } 2871 mBgAllAppsList.updateIconsAndLabels(updatedPackages, user, updatedApps); 2872 } 2873 2874 if (!updatedShortcuts.isEmpty()) { 2875 final UserHandleCompat userFinal = user; 2876 mHandler.post(new Runnable() { 2877 2878 public void run() { 2879 Callbacks cb = getCallback(); 2880 if (cb != null && callbacks == cb) { 2881 cb.bindShortcutsChanged(updatedShortcuts, 2882 new ArrayList<ShortcutInfo>(), userFinal); 2883 } 2884 } 2885 }); 2886 } 2887 2888 if (!updatedApps.isEmpty()) { 2889 mHandler.post(new Runnable() { 2890 2891 public void run() { 2892 Callbacks cb = getCallback(); 2893 if (cb != null && callbacks == cb) { 2894 cb.bindAppsUpdated(updatedApps); 2895 } 2896 } 2897 }); 2898 } 2899 2900 // Reload widget list. No need to refresh, as we only want to update the icons and labels. 2901 loadAndBindWidgetsAndShortcuts(callbacks, false); 2902 } 2903 2904 void enqueuePackageUpdated(PackageUpdatedTask task) { 2905 sWorker.post(task); 2906 } 2907 2908 @Thunk class AppsAvailabilityCheck extends BroadcastReceiver { 2909 2910 @Override 2911 public void onReceive(Context context, Intent intent) { 2912 synchronized (sBgLock) { 2913 final LauncherAppsCompat launcherApps = LauncherAppsCompat 2914 .getInstance(mApp.getContext()); 2915 final PackageManager manager = context.getPackageManager(); 2916 final ArrayList<String> packagesRemoved = new ArrayList<String>(); 2917 final ArrayList<String> packagesUnavailable = new ArrayList<String>(); 2918 for (Entry<UserHandleCompat, HashSet<String>> entry : sPendingPackages.entrySet()) { 2919 UserHandleCompat user = entry.getKey(); 2920 packagesRemoved.clear(); 2921 packagesUnavailable.clear(); 2922 for (String pkg : entry.getValue()) { 2923 if (!launcherApps.isPackageEnabledForProfile(pkg, user)) { 2924 boolean packageOnSdcard = launcherApps.isAppEnabled( 2925 manager, pkg, PackageManager.GET_UNINSTALLED_PACKAGES); 2926 if (packageOnSdcard) { 2927 packagesUnavailable.add(pkg); 2928 } else { 2929 packagesRemoved.add(pkg); 2930 } 2931 } 2932 } 2933 if (!packagesRemoved.isEmpty()) { 2934 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_REMOVE, 2935 packagesRemoved.toArray(new String[packagesRemoved.size()]), user)); 2936 } 2937 if (!packagesUnavailable.isEmpty()) { 2938 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UNAVAILABLE, 2939 packagesUnavailable.toArray(new String[packagesUnavailable.size()]), user)); 2940 } 2941 } 2942 sPendingPackages.clear(); 2943 } 2944 } 2945 } 2946 2947 private class PackageUpdatedTask implements Runnable { 2948 int mOp; 2949 String[] mPackages; 2950 UserHandleCompat mUser; 2951 2952 public static final int OP_NONE = 0; 2953 public static final int OP_ADD = 1; 2954 public static final int OP_UPDATE = 2; 2955 public static final int OP_REMOVE = 3; // uninstlled 2956 public static final int OP_UNAVAILABLE = 4; // external media unmounted 2957 2958 2959 public PackageUpdatedTask(int op, String[] packages, UserHandleCompat user) { 2960 mOp = op; 2961 mPackages = packages; 2962 mUser = user; 2963 } 2964 2965 public void run() { 2966 if (!mHasLoaderCompletedOnce) { 2967 // Loader has not yet run. 2968 return; 2969 } 2970 final Context context = mApp.getContext(); 2971 2972 final String[] packages = mPackages; 2973 final int N = packages.length; 2974 switch (mOp) { 2975 case OP_ADD: { 2976 for (int i=0; i<N; i++) { 2977 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.addPackage " + packages[i]); 2978 mIconCache.updateIconsForPkg(packages[i], mUser); 2979 mBgAllAppsList.addPackage(context, packages[i], mUser); 2980 } 2981 2982 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 2983 if (heuristic != null) { 2984 heuristic.processPackageAdd(mPackages); 2985 } 2986 break; 2987 } 2988 case OP_UPDATE: 2989 for (int i=0; i<N; i++) { 2990 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.updatePackage " + packages[i]); 2991 mIconCache.updateIconsForPkg(packages[i], mUser); 2992 mBgAllAppsList.updatePackage(context, packages[i], mUser); 2993 mApp.getWidgetCache().removePackage(packages[i], mUser); 2994 } 2995 break; 2996 case OP_REMOVE: { 2997 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 2998 if (heuristic != null) { 2999 heuristic.processPackageRemoved(mPackages); 3000 } 3001 for (int i=0; i<N; i++) { 3002 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 3003 mIconCache.removeIconsForPkg(packages[i], mUser); 3004 } 3005 // Fall through 3006 } 3007 case OP_UNAVAILABLE: 3008 for (int i=0; i<N; i++) { 3009 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 3010 mBgAllAppsList.removePackage(packages[i], mUser); 3011 mApp.getWidgetCache().removePackage(packages[i], mUser); 3012 } 3013 break; 3014 } 3015 3016 ArrayList<AppInfo> added = null; 3017 ArrayList<AppInfo> modified = null; 3018 final ArrayList<AppInfo> removedApps = new ArrayList<AppInfo>(); 3019 3020 if (mBgAllAppsList.added.size() > 0) { 3021 added = new ArrayList<AppInfo>(mBgAllAppsList.added); 3022 mBgAllAppsList.added.clear(); 3023 } 3024 if (mBgAllAppsList.modified.size() > 0) { 3025 modified = new ArrayList<AppInfo>(mBgAllAppsList.modified); 3026 mBgAllAppsList.modified.clear(); 3027 } 3028 if (mBgAllAppsList.removed.size() > 0) { 3029 removedApps.addAll(mBgAllAppsList.removed); 3030 mBgAllAppsList.removed.clear(); 3031 } 3032 3033 final Callbacks callbacks = getCallback(); 3034 if (callbacks == null) { 3035 Log.w(TAG, "Nobody to tell about the new app. Launcher is probably loading."); 3036 return; 3037 } 3038 3039 final HashMap<ComponentName, AppInfo> addedOrUpdatedApps = 3040 new HashMap<ComponentName, AppInfo>(); 3041 3042 if (added != null) { 3043 addAppsToAllApps(context, added); 3044 for (AppInfo ai : added) { 3045 addedOrUpdatedApps.put(ai.componentName, ai); 3046 } 3047 } 3048 3049 if (modified != null) { 3050 final ArrayList<AppInfo> modifiedFinal = modified; 3051 for (AppInfo ai : modified) { 3052 addedOrUpdatedApps.put(ai.componentName, ai); 3053 } 3054 3055 mHandler.post(new Runnable() { 3056 public void run() { 3057 Callbacks cb = getCallback(); 3058 if (callbacks == cb && cb != null) { 3059 callbacks.bindAppsUpdated(modifiedFinal); 3060 } 3061 } 3062 }); 3063 } 3064 3065 // Update shortcut infos 3066 if (mOp == OP_ADD || mOp == OP_UPDATE) { 3067 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<ShortcutInfo>(); 3068 final ArrayList<ShortcutInfo> removedShortcuts = new ArrayList<ShortcutInfo>(); 3069 final ArrayList<LauncherAppWidgetInfo> widgets = new ArrayList<LauncherAppWidgetInfo>(); 3070 3071 HashSet<String> packageSet = new HashSet<String>(Arrays.asList(packages)); 3072 synchronized (sBgLock) { 3073 for (ItemInfo info : sBgItemsIdMap) { 3074 if (info instanceof ShortcutInfo && mUser.equals(info.user)) { 3075 ShortcutInfo si = (ShortcutInfo) info; 3076 boolean infoUpdated = false; 3077 boolean shortcutUpdated = false; 3078 3079 // Update shortcuts which use iconResource. 3080 if ((si.iconResource != null) 3081 && packageSet.contains(si.iconResource.packageName)) { 3082 Bitmap icon = Utilities.createIconBitmap( 3083 si.iconResource.packageName, 3084 si.iconResource.resourceName, context); 3085 if (icon != null) { 3086 si.setIcon(icon); 3087 si.usingFallbackIcon = false; 3088 infoUpdated = true; 3089 } 3090 } 3091 3092 ComponentName cn = si.getTargetComponent(); 3093 if (cn != null && packageSet.contains(cn.getPackageName())) { 3094 AppInfo appInfo = addedOrUpdatedApps.get(cn); 3095 3096 if (si.isPromise()) { 3097 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 3098 // Auto install icon 3099 PackageManager pm = context.getPackageManager(); 3100 ResolveInfo matched = pm.resolveActivity( 3101 new Intent(Intent.ACTION_MAIN) 3102 .setComponent(cn).addCategory(Intent.CATEGORY_LAUNCHER), 3103 PackageManager.MATCH_DEFAULT_ONLY); 3104 if (matched == null) { 3105 // Try to find the best match activity. 3106 Intent intent = pm.getLaunchIntentForPackage( 3107 cn.getPackageName()); 3108 if (intent != null) { 3109 cn = intent.getComponent(); 3110 appInfo = addedOrUpdatedApps.get(cn); 3111 } 3112 3113 if ((intent == null) || (appInfo == null)) { 3114 removedShortcuts.add(si); 3115 continue; 3116 } 3117 si.promisedIntent = intent; 3118 } 3119 } 3120 3121 // Restore the shortcut. 3122 if (appInfo != null) { 3123 si.flags = appInfo.flags; 3124 } 3125 3126 si.intent = si.promisedIntent; 3127 si.promisedIntent = null; 3128 si.status = ShortcutInfo.DEFAULT; 3129 infoUpdated = true; 3130 si.updateIcon(mIconCache); 3131 } 3132 3133 if (appInfo != null && Intent.ACTION_MAIN.equals(si.intent.getAction()) 3134 && si.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 3135 si.updateIcon(mIconCache); 3136 si.title = Utilities.trim(appInfo.title); 3137 si.contentDescription = appInfo.contentDescription; 3138 infoUpdated = true; 3139 } 3140 3141 if ((si.isDisabled & ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE) != 0) { 3142 // Since package was just updated, the target must be available now. 3143 si.isDisabled &= ~ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3144 shortcutUpdated = true; 3145 } 3146 } 3147 3148 if (infoUpdated || shortcutUpdated) { 3149 updatedShortcuts.add(si); 3150 } 3151 if (infoUpdated) { 3152 updateItemInDatabase(context, si); 3153 } 3154 } else if (info instanceof LauncherAppWidgetInfo) { 3155 LauncherAppWidgetInfo widgetInfo = (LauncherAppWidgetInfo) info; 3156 if (mUser.equals(widgetInfo.user) 3157 && widgetInfo.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) 3158 && packageSet.contains(widgetInfo.providerName.getPackageName())) { 3159 widgetInfo.restoreStatus &= 3160 ~LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY & 3161 ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 3162 3163 // adding this flag ensures that launcher shows 'click to setup' 3164 // if the widget has a config activity. In case there is no config 3165 // activity, it will be marked as 'restored' during bind. 3166 widgetInfo.restoreStatus |= LauncherAppWidgetInfo.FLAG_UI_NOT_READY; 3167 3168 widgets.add(widgetInfo); 3169 updateItemInDatabase(context, widgetInfo); 3170 } 3171 } 3172 } 3173 } 3174 3175 if (!updatedShortcuts.isEmpty() || !removedShortcuts.isEmpty()) { 3176 mHandler.post(new Runnable() { 3177 3178 public void run() { 3179 Callbacks cb = getCallback(); 3180 if (callbacks == cb && cb != null) { 3181 callbacks.bindShortcutsChanged( 3182 updatedShortcuts, removedShortcuts, mUser); 3183 } 3184 } 3185 }); 3186 if (!removedShortcuts.isEmpty()) { 3187 deleteItemsFromDatabase(context, removedShortcuts); 3188 } 3189 } 3190 if (!widgets.isEmpty()) { 3191 mHandler.post(new Runnable() { 3192 public void run() { 3193 Callbacks cb = getCallback(); 3194 if (callbacks == cb && cb != null) { 3195 callbacks.bindWidgetsRestored(widgets); 3196 } 3197 } 3198 }); 3199 } 3200 } 3201 3202 final ArrayList<String> removedPackageNames = 3203 new ArrayList<String>(); 3204 if (mOp == OP_REMOVE || mOp == OP_UNAVAILABLE) { 3205 // Mark all packages in the broadcast to be removed 3206 removedPackageNames.addAll(Arrays.asList(packages)); 3207 } else if (mOp == OP_UPDATE) { 3208 // Mark disabled packages in the broadcast to be removed 3209 for (int i=0; i<N; i++) { 3210 if (isPackageDisabled(context, packages[i], mUser)) { 3211 removedPackageNames.add(packages[i]); 3212 } 3213 } 3214 } 3215 3216 if (!removedPackageNames.isEmpty() || !removedApps.isEmpty()) { 3217 final int removeReason; 3218 if (mOp == OP_UNAVAILABLE) { 3219 removeReason = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3220 } else { 3221 // Remove all the components associated with this package 3222 for (String pn : removedPackageNames) { 3223 deletePackageFromDatabase(context, pn, mUser); 3224 } 3225 // Remove all the specific components 3226 for (AppInfo a : removedApps) { 3227 ArrayList<ItemInfo> infos = getItemInfoForComponentName(a.componentName, mUser); 3228 deleteItemsFromDatabase(context, infos); 3229 } 3230 removeReason = 0; 3231 } 3232 3233 // Remove any queued items from the install queue 3234 InstallShortcutReceiver.removeFromInstallQueue(context, removedPackageNames, mUser); 3235 // Call the components-removed callback 3236 mHandler.post(new Runnable() { 3237 public void run() { 3238 Callbacks cb = getCallback(); 3239 if (callbacks == cb && cb != null) { 3240 callbacks.bindComponentsRemoved( 3241 removedPackageNames, removedApps, mUser, removeReason); 3242 } 3243 } 3244 }); 3245 } 3246 3247 // Update widgets 3248 if (mOp == OP_ADD || mOp == OP_REMOVE || mOp == OP_UPDATE) { 3249 // Always refresh for a package event on secondary user 3250 boolean needToRefresh = !mUser.equals(UserHandleCompat.myUserHandle()); 3251 3252 // Refresh widget list, if the package already had a widget. 3253 synchronized (sBgLock) { 3254 if (sBgWidgetProviders != null) { 3255 HashSet<String> pkgSet = new HashSet<>(); 3256 Collections.addAll(pkgSet, mPackages); 3257 3258 for (ComponentKey key : sBgWidgetProviders.keySet()) { 3259 needToRefresh |= key.user.equals(mUser) && 3260 pkgSet.contains(key.componentName.getPackageName()); 3261 } 3262 } 3263 } 3264 3265 if (!needToRefresh && mOp != OP_REMOVE) { 3266 // Refresh widget list, if there is any newly added widget 3267 PackageManager pm = context.getPackageManager(); 3268 for (String pkg : mPackages) { 3269 try { 3270 List<ResolveInfo> widgets = pm.queryBroadcastReceivers( 3271 new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE) 3272 .setPackage(pkg), 0); 3273 needToRefresh |= widgets != null && !widgets.isEmpty(); 3274 } catch (RuntimeException e) { 3275 if (ProviderConfig.IS_DOGFOOD_BUILD) { 3276 throw e; 3277 } 3278 // Ignore the crash. We can live with a state widget list. 3279 Log.e(TAG, "PM call failed for " + pkg, e); 3280 } 3281 } 3282 } 3283 3284 loadAndBindWidgetsAndShortcuts(callbacks, needToRefresh); 3285 } 3286 } 3287 } 3288 3289 public static List<LauncherAppWidgetProviderInfo> getWidgetProviders(Context context, 3290 boolean refresh) { 3291 ArrayList<LauncherAppWidgetProviderInfo> results = 3292 new ArrayList<LauncherAppWidgetProviderInfo>(); 3293 try { 3294 synchronized (sBgLock) { 3295 if (sBgWidgetProviders == null || refresh) { 3296 HashMap<ComponentKey, LauncherAppWidgetProviderInfo> tmpWidgetProviders 3297 = new HashMap<>(); 3298 AppWidgetManagerCompat wm = AppWidgetManagerCompat.getInstance(context); 3299 LauncherAppWidgetProviderInfo info; 3300 3301 List<AppWidgetProviderInfo> widgets = wm.getAllProviders(); 3302 for (AppWidgetProviderInfo pInfo : widgets) { 3303 info = LauncherAppWidgetProviderInfo.fromProviderInfo(context, pInfo); 3304 UserHandleCompat user = wm.getUser(info); 3305 tmpWidgetProviders.put(new ComponentKey(info.provider, user), info); 3306 } 3307 3308 Collection<CustomAppWidget> customWidgets = Launcher.getCustomAppWidgets().values(); 3309 for (CustomAppWidget widget : customWidgets) { 3310 info = new LauncherAppWidgetProviderInfo(context, widget); 3311 UserHandleCompat user = wm.getUser(info); 3312 tmpWidgetProviders.put(new ComponentKey(info.provider, user), info); 3313 } 3314 // Replace the global list at the very end, so that if there is an exception, 3315 // previously loaded provider list is used. 3316 sBgWidgetProviders = tmpWidgetProviders; 3317 } 3318 results.addAll(sBgWidgetProviders.values()); 3319 return results; 3320 } 3321 } catch (Exception e) { 3322 if (!ProviderConfig.IS_DOGFOOD_BUILD && 3323 (e.getCause() instanceof TransactionTooLargeException || 3324 e.getCause() instanceof DeadObjectException)) { 3325 // the returned value may be incomplete and will not be refreshed until the next 3326 // time Launcher starts. 3327 // TODO: after figuring out a repro step, introduce a dirty bit to check when 3328 // onResume is called to refresh the widget provider list. 3329 synchronized (sBgLock) { 3330 if (sBgWidgetProviders != null) { 3331 results.addAll(sBgWidgetProviders.values()); 3332 } 3333 return results; 3334 } 3335 } else { 3336 throw e; 3337 } 3338 } 3339 } 3340 3341 public static LauncherAppWidgetProviderInfo getProviderInfo(Context ctx, ComponentName name, 3342 UserHandleCompat user) { 3343 synchronized (sBgLock) { 3344 if (sBgWidgetProviders == null) { 3345 getWidgetProviders(ctx, false /* refresh */); 3346 } 3347 return sBgWidgetProviders.get(new ComponentKey(name, user)); 3348 } 3349 } 3350 3351 public void loadAndBindWidgetsAndShortcuts(final Callbacks callbacks, final boolean refresh) { 3352 3353 runOnWorkerThread(new Runnable() { 3354 @Override 3355 public void run() { 3356 updateWidgetsModel(refresh); 3357 final WidgetsModel model = mBgWidgetsModel.clone(); 3358 3359 mHandler.post(new Runnable() { 3360 @Override 3361 public void run() { 3362 Callbacks cb = getCallback(); 3363 if (callbacks == cb && cb != null) { 3364 callbacks.bindAllPackages(model); 3365 } 3366 } 3367 }); 3368 // update the Widget entries inside DB on the worker thread. 3369 LauncherAppState.getInstance().getWidgetCache().removeObsoletePreviews( 3370 model.getRawList()); 3371 } 3372 }); 3373 } 3374 3375 /** 3376 * Returns a list of ResolveInfos/AppWidgetInfos. 3377 * 3378 * @see #loadAndBindWidgetsAndShortcuts 3379 */ 3380 @Thunk void updateWidgetsModel(boolean refresh) { 3381 PackageManager packageManager = mApp.getContext().getPackageManager(); 3382 final ArrayList<Object> widgetsAndShortcuts = new ArrayList<Object>(); 3383 widgetsAndShortcuts.addAll(getWidgetProviders(mApp.getContext(), refresh)); 3384 3385 // Update shortcut providers 3386 synchronized (sBgLock) { 3387 try { 3388 Intent shortcutsIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 3389 List<ResolveInfo> providers = packageManager.queryIntentActivities(shortcutsIntent, 0); 3390 sBgShortcutProviders = providers; 3391 } catch (RuntimeException e) { 3392 if (!ProviderConfig.IS_DOGFOOD_BUILD && 3393 (e.getCause() instanceof TransactionTooLargeException || 3394 e.getCause() instanceof DeadObjectException)) { 3395 /** 3396 * Ignore exception and use the cached list if available. 3397 * Refer to {@link #getWidgetProviders(Context, boolean}} for more info. 3398 */ 3399 } else { 3400 throw e; 3401 } 3402 } 3403 if (sBgShortcutProviders != null) { 3404 widgetsAndShortcuts.addAll(sBgShortcutProviders); 3405 } 3406 } 3407 mBgWidgetsModel.setWidgetsAndShortcuts(widgetsAndShortcuts); 3408 } 3409 3410 @Thunk static boolean isPackageDisabled(Context context, String packageName, 3411 UserHandleCompat user) { 3412 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3413 return !launcherApps.isPackageEnabledForProfile(packageName, user); 3414 } 3415 3416 public static boolean isValidPackageActivity(Context context, ComponentName cn, 3417 UserHandleCompat user) { 3418 if (cn == null) { 3419 return false; 3420 } 3421 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3422 if (!launcherApps.isPackageEnabledForProfile(cn.getPackageName(), user)) { 3423 return false; 3424 } 3425 return launcherApps.isActivityEnabledForProfile(cn, user); 3426 } 3427 3428 public static boolean isValidPackage(Context context, String packageName, 3429 UserHandleCompat user) { 3430 if (packageName == null) { 3431 return false; 3432 } 3433 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3434 return launcherApps.isPackageEnabledForProfile(packageName, user); 3435 } 3436 3437 /** 3438 * Make an ShortcutInfo object for a restored application or shortcut item that points 3439 * to a package that is not yet installed on the system. 3440 */ 3441 public ShortcutInfo getRestoredItemInfo(Cursor c, int titleIndex, Intent intent, 3442 int promiseType, int itemType, CursorIconInfo iconInfo, Context context) { 3443 final ShortcutInfo info = new ShortcutInfo(); 3444 info.user = UserHandleCompat.myUserHandle(); 3445 3446 Bitmap icon = iconInfo.loadIcon(c, info, context); 3447 // the fallback icon 3448 if (icon == null) { 3449 mIconCache.getTitleAndIcon(info, intent, info.user, false /* useLowResIcon */); 3450 } else { 3451 info.setIcon(icon); 3452 } 3453 3454 if ((promiseType & ShortcutInfo.FLAG_RESTORED_ICON) != 0) { 3455 String title = (c != null) ? c.getString(titleIndex) : null; 3456 if (!TextUtils.isEmpty(title)) { 3457 info.title = Utilities.trim(title); 3458 } 3459 } else if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 3460 if (TextUtils.isEmpty(info.title)) { 3461 info.title = (c != null) ? Utilities.trim(c.getString(titleIndex)) : ""; 3462 } 3463 } else { 3464 throw new InvalidParameterException("Invalid restoreType " + promiseType); 3465 } 3466 3467 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3468 info.itemType = itemType; 3469 info.promisedIntent = intent; 3470 info.status = promiseType; 3471 return info; 3472 } 3473 3474 /** 3475 * Make an Intent object for a restored application or shortcut item that points 3476 * to the market page for the item. 3477 */ 3478 @Thunk Intent getRestoredItemIntent(Cursor c, Context context, Intent intent) { 3479 ComponentName componentName = intent.getComponent(); 3480 return getMarketIntent(componentName.getPackageName()); 3481 } 3482 3483 static Intent getMarketIntent(String packageName) { 3484 return new Intent(Intent.ACTION_VIEW) 3485 .setData(new Uri.Builder() 3486 .scheme("market") 3487 .authority("details") 3488 .appendQueryParameter("id", packageName) 3489 .build()); 3490 } 3491 3492 /** 3493 * Make an ShortcutInfo object for a shortcut that is an application. 3494 * 3495 * If c is not null, then it will be used to fill in missing data like the title and icon. 3496 */ 3497 public ShortcutInfo getAppShortcutInfo(PackageManager manager, Intent intent, 3498 UserHandleCompat user, Context context, Cursor c, int iconIndex, int titleIndex, 3499 boolean allowMissingTarget, boolean useLowResIcon) { 3500 if (user == null) { 3501 Log.d(TAG, "Null user found in getShortcutInfo"); 3502 return null; 3503 } 3504 3505 ComponentName componentName = intent.getComponent(); 3506 if (componentName == null) { 3507 Log.d(TAG, "Missing component found in getShortcutInfo: " + componentName); 3508 return null; 3509 } 3510 3511 Intent newIntent = new Intent(intent.getAction(), null); 3512 newIntent.addCategory(Intent.CATEGORY_LAUNCHER); 3513 newIntent.setComponent(componentName); 3514 LauncherActivityInfoCompat lai = mLauncherApps.resolveActivity(newIntent, user); 3515 if ((lai == null) && !allowMissingTarget) { 3516 Log.d(TAG, "Missing activity found in getShortcutInfo: " + componentName); 3517 return null; 3518 } 3519 3520 final ShortcutInfo info = new ShortcutInfo(); 3521 mIconCache.getTitleAndIcon(info, componentName, lai, user, false, useLowResIcon); 3522 if (mIconCache.isDefaultIcon(info.getIcon(mIconCache), user) && c != null) { 3523 Bitmap icon = Utilities.createIconBitmap(c, iconIndex, context); 3524 info.setIcon(icon == null ? mIconCache.getDefaultIcon(user) : icon); 3525 } 3526 3527 // from the db 3528 if (TextUtils.isEmpty(info.title) && c != null) { 3529 info.title = Utilities.trim(c.getString(titleIndex)); 3530 } 3531 3532 // fall back to the class name of the activity 3533 if (info.title == null) { 3534 info.title = componentName.getClassName(); 3535 } 3536 3537 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_APPLICATION; 3538 info.user = user; 3539 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3540 if (lai != null) { 3541 info.flags = AppInfo.initFlags(lai); 3542 } 3543 return info; 3544 } 3545 3546 static ArrayList<ItemInfo> filterItemInfos(Iterable<ItemInfo> infos, 3547 ItemInfoFilter f) { 3548 HashSet<ItemInfo> filtered = new HashSet<ItemInfo>(); 3549 for (ItemInfo i : infos) { 3550 if (i instanceof ShortcutInfo) { 3551 ShortcutInfo info = (ShortcutInfo) i; 3552 ComponentName cn = info.getTargetComponent(); 3553 if (cn != null && f.filterItem(null, info, cn)) { 3554 filtered.add(info); 3555 } 3556 } else if (i instanceof FolderInfo) { 3557 FolderInfo info = (FolderInfo) i; 3558 for (ShortcutInfo s : info.contents) { 3559 ComponentName cn = s.getTargetComponent(); 3560 if (cn != null && f.filterItem(info, s, cn)) { 3561 filtered.add(s); 3562 } 3563 } 3564 } else if (i instanceof LauncherAppWidgetInfo) { 3565 LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) i; 3566 ComponentName cn = info.providerName; 3567 if (cn != null && f.filterItem(null, info, cn)) { 3568 filtered.add(info); 3569 } 3570 } 3571 } 3572 return new ArrayList<ItemInfo>(filtered); 3573 } 3574 3575 @Thunk ArrayList<ItemInfo> getItemInfoForComponentName(final ComponentName cname, 3576 final UserHandleCompat user) { 3577 ItemInfoFilter filter = new ItemInfoFilter() { 3578 @Override 3579 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 3580 if (info.user == null) { 3581 return cn.equals(cname); 3582 } else { 3583 return cn.equals(cname) && info.user.equals(user); 3584 } 3585 } 3586 }; 3587 return filterItemInfos(sBgItemsIdMap, filter); 3588 } 3589 3590 /** 3591 * Make an ShortcutInfo object for a shortcut that isn't an application. 3592 */ 3593 @Thunk ShortcutInfo getShortcutInfo(Cursor c, Context context, 3594 int titleIndex, CursorIconInfo iconInfo) { 3595 final ShortcutInfo info = new ShortcutInfo(); 3596 // Non-app shortcuts are only supported for current user. 3597 info.user = UserHandleCompat.myUserHandle(); 3598 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT; 3599 3600 // TODO: If there's an explicit component and we can't install that, delete it. 3601 3602 info.title = Utilities.trim(c.getString(titleIndex)); 3603 3604 Bitmap icon = iconInfo.loadIcon(c, info, context); 3605 // the fallback icon 3606 if (icon == null) { 3607 icon = mIconCache.getDefaultIcon(info.user); 3608 info.usingFallbackIcon = true; 3609 } 3610 info.setIcon(icon); 3611 return info; 3612 } 3613 3614 ShortcutInfo infoFromShortcutIntent(Context context, Intent data) { 3615 Intent intent = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_INTENT); 3616 String name = data.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 3617 Parcelable bitmap = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON); 3618 3619 if (intent == null) { 3620 // If the intent is null, we can't construct a valid ShortcutInfo, so we return null 3621 Log.e(TAG, "Can't construct ShorcutInfo with null intent"); 3622 return null; 3623 } 3624 3625 Bitmap icon = null; 3626 boolean customIcon = false; 3627 ShortcutIconResource iconResource = null; 3628 3629 if (bitmap instanceof Bitmap) { 3630 icon = Utilities.createIconBitmap((Bitmap) bitmap, context); 3631 customIcon = true; 3632 } else { 3633 Parcelable extra = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE); 3634 if (extra instanceof ShortcutIconResource) { 3635 iconResource = (ShortcutIconResource) extra; 3636 icon = Utilities.createIconBitmap(iconResource.packageName, 3637 iconResource.resourceName, context); 3638 } 3639 } 3640 3641 final ShortcutInfo info = new ShortcutInfo(); 3642 3643 // Only support intents for current user for now. Intents sent from other 3644 // users wouldn't get here without intent forwarding anyway. 3645 info.user = UserHandleCompat.myUserHandle(); 3646 if (icon == null) { 3647 icon = mIconCache.getDefaultIcon(info.user); 3648 info.usingFallbackIcon = true; 3649 } 3650 info.setIcon(icon); 3651 3652 info.title = Utilities.trim(name); 3653 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3654 info.intent = intent; 3655 info.customIcon = customIcon; 3656 info.iconResource = iconResource; 3657 3658 return info; 3659 } 3660 3661 /** 3662 * Return an existing FolderInfo object if we have encountered this ID previously, 3663 * or make a new one. 3664 */ 3665 @Thunk static FolderInfo findOrMakeFolder(LongArrayMap<FolderInfo> folders, long id) { 3666 // See if a placeholder was created for us already 3667 FolderInfo folderInfo = folders.get(id); 3668 if (folderInfo == null) { 3669 // No placeholder -- create a new instance 3670 folderInfo = new FolderInfo(); 3671 folders.put(id, folderInfo); 3672 } 3673 return folderInfo; 3674 } 3675 3676 3677 static boolean isValidProvider(AppWidgetProviderInfo provider) { 3678 return (provider != null) && (provider.provider != null) 3679 && (provider.provider.getPackageName() != null); 3680 } 3681 3682 public void dumpState() { 3683 Log.d(TAG, "mCallbacks=" + mCallbacks); 3684 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.data", mBgAllAppsList.data); 3685 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.added", mBgAllAppsList.added); 3686 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.removed", mBgAllAppsList.removed); 3687 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.modified", mBgAllAppsList.modified); 3688 if (mLoaderTask != null) { 3689 mLoaderTask.dumpState(); 3690 } else { 3691 Log.d(TAG, "mLoaderTask=null"); 3692 } 3693 } 3694 3695 public Callbacks getCallback() { 3696 return mCallbacks != null ? mCallbacks.get() : null; 3697 } 3698 3699 /** 3700 * @return {@link FolderInfo} if its already loaded. 3701 */ 3702 public FolderInfo findFolderById(Long folderId) { 3703 synchronized (sBgLock) { 3704 return sBgFolders.get(folderId); 3705 } 3706 } 3707 3708 @Thunk class DeferredMainThreadExecutor implements Executor { 3709 3710 @Override 3711 public void execute(Runnable command) { 3712 runOnMainThread(command); 3713 } 3714 } 3715 3716 /** 3717 * @return the looper for the worker thread which can be used to start background tasks. 3718 */ 3719 public static Looper getWorkerLooper() { 3720 return sWorkerThread.getLooper(); 3721 } 3722 3723 @Thunk static final void addDumpLog(String log) { 3724 Launcher.addDumpLog(TAG, log); 3725 } 3726} 3727