LauncherModel.java revision 527c7d3460345953e6b3427a74b1dacaddcb1111
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.Environment; 38import android.os.Handler; 39import android.os.HandlerThread; 40import android.os.Looper; 41import android.os.Parcelable; 42import android.os.Process; 43import android.os.SystemClock; 44import android.os.TransactionTooLargeException; 45import android.provider.BaseColumns; 46import android.text.TextUtils; 47import android.util.Log; 48import android.util.LongSparseArray; 49import android.util.Pair; 50 51import com.android.launcher3.compat.AppWidgetManagerCompat; 52import com.android.launcher3.compat.LauncherActivityInfoCompat; 53import com.android.launcher3.compat.LauncherAppsCompat; 54import com.android.launcher3.compat.PackageInstallerCompat; 55import com.android.launcher3.compat.PackageInstallerCompat.PackageInstallInfo; 56import com.android.launcher3.compat.UserHandleCompat; 57import com.android.launcher3.compat.UserManagerCompat; 58import com.android.launcher3.config.ProviderConfig; 59import com.android.launcher3.model.MigrateFromRestoreTask; 60import com.android.launcher3.model.WidgetsModel; 61import com.android.launcher3.util.ComponentKey; 62import com.android.launcher3.util.CursorIconInfo; 63import com.android.launcher3.util.LongArrayMap; 64import com.android.launcher3.util.ManagedProfileHeuristic; 65import com.android.launcher3.util.Thunk; 66import com.android.launcher3.util.ViewOnDrawExecutor; 67 68import java.lang.ref.WeakReference; 69import java.net.URISyntaxException; 70import java.security.InvalidParameterException; 71import java.util.ArrayList; 72import java.util.Arrays; 73import java.util.Collection; 74import java.util.Collections; 75import java.util.Comparator; 76import java.util.HashMap; 77import java.util.HashSet; 78import java.util.Iterator; 79import java.util.List; 80import java.util.Map.Entry; 81import java.util.Set; 82import java.util.concurrent.Executor; 83 84/** 85 * Maintains in-memory state of the Launcher. It is expected that there should be only one 86 * LauncherModel object held in a static. Also provide APIs for updating the database state 87 * for the Launcher. 88 */ 89public class LauncherModel extends BroadcastReceiver 90 implements LauncherAppsCompat.OnAppsChangedCallbackCompat { 91 static final boolean DEBUG_LOADERS = false; 92 private static final boolean DEBUG_RECEIVER = false; 93 private static final boolean REMOVE_UNRESTORED_ICONS = true; 94 95 static final String TAG = "Launcher.Model"; 96 97 public static final int LOADER_FLAG_NONE = 0; 98 public static final int LOADER_FLAG_CLEAR_WORKSPACE = 1 << 0; 99 public static final int LOADER_FLAG_MIGRATE_SHORTCUTS = 1 << 1; 100 101 private static final int ITEMS_CHUNK = 6; // batch size for the workspace icons 102 private static final long INVALID_SCREEN_ID = -1L; 103 104 @Thunk final boolean mAppsCanBeOnRemoveableStorage; 105 private final boolean mOldContentProviderExists; 106 107 @Thunk final LauncherAppState mApp; 108 @Thunk final Object mLock = new Object(); 109 @Thunk DeferredHandler mHandler = new DeferredHandler(); 110 @Thunk LoaderTask mLoaderTask; 111 @Thunk boolean mIsLoaderTaskRunning; 112 @Thunk boolean mHasLoaderCompletedOnce; 113 114 private static final String MIGRATE_AUTHORITY = "com.android.launcher2.settings"; 115 116 @Thunk static final HandlerThread sWorkerThread = new HandlerThread("launcher-loader"); 117 static { 118 sWorkerThread.start(); 119 } 120 @Thunk static final Handler sWorker = new Handler(sWorkerThread.getLooper()); 121 122 // We start off with everything not loaded. After that, we assume that 123 // our monitoring of the package manager provides all updates and we never 124 // need to do a requery. These are only ever touched from the loader thread. 125 @Thunk boolean mWorkspaceLoaded; 126 @Thunk boolean mAllAppsLoaded; 127 128 /** 129 * Set of runnables to be called on the background thread after the workspace binding 130 * is complete. 131 */ 132 static final ArrayList<Runnable> mBindCompleteRunnables = new ArrayList<Runnable>(); 133 134 @Thunk WeakReference<Callbacks> mCallbacks; 135 136 // < only access in worker thread > 137 AllAppsList mBgAllAppsList; 138 // Entire list of widgets. 139 WidgetsModel mBgWidgetsModel; 140 141 // The lock that must be acquired before referencing any static bg data structures. Unlike 142 // other locks, this one can generally be held long-term because we never expect any of these 143 // static data structures to be referenced outside of the worker thread except on the first 144 // load after configuration change. 145 static final Object sBgLock = new Object(); 146 147 // sBgItemsIdMap maps *all* the ItemInfos (shortcuts, folders, and widgets) created by 148 // LauncherModel to their ids 149 static final LongArrayMap<ItemInfo> sBgItemsIdMap = new LongArrayMap<>(); 150 151 // sBgWorkspaceItems is passed to bindItems, which expects a list of all folders and shortcuts 152 // created by LauncherModel that are directly on the home screen (however, no widgets or 153 // shortcuts within folders). 154 static final ArrayList<ItemInfo> sBgWorkspaceItems = new ArrayList<ItemInfo>(); 155 156 // sBgAppWidgets is all LauncherAppWidgetInfo created by LauncherModel. Passed to bindAppWidget() 157 static final ArrayList<LauncherAppWidgetInfo> sBgAppWidgets = 158 new ArrayList<LauncherAppWidgetInfo>(); 159 160 // sBgFolders is all FolderInfos created by LauncherModel. Passed to bindFolders() 161 static final LongArrayMap<FolderInfo> sBgFolders = new LongArrayMap<>(); 162 163 // sBgWorkspaceScreens is the ordered set of workspace screens. 164 static final ArrayList<Long> sBgWorkspaceScreens = new ArrayList<Long>(); 165 166 // sBgWidgetProviders is the set of widget providers including custom internal widgets 167 public static HashMap<ComponentKey, LauncherAppWidgetProviderInfo> sBgWidgetProviders; 168 169 // sPendingPackages is a set of packages which could be on sdcard and are not available yet 170 static final HashMap<UserHandleCompat, HashSet<String>> sPendingPackages = 171 new HashMap<UserHandleCompat, HashSet<String>>(); 172 173 // </ only access in worker thread > 174 175 @Thunk IconCache mIconCache; 176 177 @Thunk final LauncherAppsCompat mLauncherApps; 178 @Thunk final UserManagerCompat mUserManager; 179 180 public interface Callbacks { 181 public boolean setLoadOnResume(); 182 public int getCurrentWorkspaceScreen(); 183 public void clearPendingBinds(); 184 public void startBinding(); 185 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end, 186 boolean forceAnimateIcons); 187 public void bindScreens(ArrayList<Long> orderedScreenIds); 188 public void bindAddScreens(ArrayList<Long> orderedScreenIds); 189 public void bindFolders(LongArrayMap<FolderInfo> folders); 190 public void finishBindingItems(); 191 public void bindAppWidget(LauncherAppWidgetInfo info); 192 public void bindAllApplications(ArrayList<AppInfo> apps); 193 public void bindAppsAdded(ArrayList<Long> newScreens, 194 ArrayList<ItemInfo> addNotAnimated, 195 ArrayList<ItemInfo> addAnimated, 196 ArrayList<AppInfo> addedApps); 197 public void bindAppsUpdated(ArrayList<AppInfo> apps); 198 public void bindShortcutsChanged(ArrayList<ShortcutInfo> updated, 199 ArrayList<ShortcutInfo> removed, UserHandleCompat user); 200 public void bindWidgetsRestored(ArrayList<LauncherAppWidgetInfo> widgets); 201 public void bindRestoreItemsChange(HashSet<ItemInfo> updates); 202 public void bindComponentsRemoved(ArrayList<String> packageNames, 203 ArrayList<AppInfo> appInfos, UserHandleCompat user, int reason); 204 public void bindAllPackages(WidgetsModel model); 205 public void bindSearchProviderChanged(); 206 public boolean isAllAppsButtonRank(int rank); 207 public void onPageBoundSynchronously(int page); 208 public void executeOnNextDraw(ViewOnDrawExecutor executor); 209 public void dumpLogsToLocalData(); 210 } 211 212 public interface ItemInfoFilter { 213 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn); 214 } 215 216 LauncherModel(LauncherAppState app, IconCache iconCache, AppFilter appFilter) { 217 Context context = app.getContext(); 218 219 mAppsCanBeOnRemoveableStorage = Environment.isExternalStorageRemovable(); 220 String oldProvider = context.getString(R.string.old_launcher_provider_uri); 221 // This may be the same as MIGRATE_AUTHORITY, or it may be replaced by a different 222 // resource string. 223 String redirectAuthority = Uri.parse(oldProvider).getAuthority(); 224 ProviderInfo providerInfo = 225 context.getPackageManager().resolveContentProvider(MIGRATE_AUTHORITY, 0); 226 ProviderInfo redirectProvider = 227 context.getPackageManager().resolveContentProvider(redirectAuthority, 0); 228 229 Log.d(TAG, "Old launcher provider: " + oldProvider); 230 mOldContentProviderExists = (providerInfo != null) && (redirectProvider != null); 231 232 if (mOldContentProviderExists) { 233 Log.d(TAG, "Old launcher provider exists."); 234 } else { 235 Log.d(TAG, "Old launcher provider does not exist."); 236 } 237 238 mApp = app; 239 mBgAllAppsList = new AllAppsList(iconCache, appFilter); 240 mBgWidgetsModel = new WidgetsModel(context, iconCache, appFilter); 241 mIconCache = iconCache; 242 243 mLauncherApps = LauncherAppsCompat.getInstance(context); 244 mUserManager = UserManagerCompat.getInstance(context); 245 } 246 247 /** Runs the specified runnable immediately if called from the main thread, otherwise it is 248 * posted on the main thread handler. */ 249 @Thunk void runOnMainThread(Runnable r) { 250 if (sWorkerThread.getThreadId() == Process.myTid()) { 251 // If we are on the worker thread, post onto the main handler 252 mHandler.post(r); 253 } else { 254 r.run(); 255 } 256 } 257 258 /** Runs the specified runnable immediately if called from the worker thread, otherwise it is 259 * posted on the worker thread handler. */ 260 @Thunk static void runOnWorkerThread(Runnable r) { 261 if (sWorkerThread.getThreadId() == Process.myTid()) { 262 r.run(); 263 } else { 264 // If we are not on the worker thread, then post to the worker handler 265 sWorker.post(r); 266 } 267 } 268 269 boolean canMigrateFromOldLauncherDb(Launcher launcher) { 270 return mOldContentProviderExists && !launcher.isLauncherPreinstalled() ; 271 } 272 273 public void setPackageState(final PackageInstallInfo installInfo) { 274 Runnable updateRunnable = new Runnable() { 275 276 @Override 277 public void run() { 278 synchronized (sBgLock) { 279 final HashSet<ItemInfo> updates = new HashSet<>(); 280 281 if (installInfo.state == PackageInstallerCompat.STATUS_INSTALLED) { 282 // Ignore install success events as they are handled by Package add events. 283 return; 284 } 285 286 for (ItemInfo info : sBgItemsIdMap) { 287 if (info instanceof ShortcutInfo) { 288 ShortcutInfo si = (ShortcutInfo) info; 289 ComponentName cn = si.getTargetComponent(); 290 if (si.isPromise() && (cn != null) 291 && installInfo.packageName.equals(cn.getPackageName())) { 292 si.setInstallProgress(installInfo.progress); 293 294 if (installInfo.state == PackageInstallerCompat.STATUS_FAILED) { 295 // Mark this info as broken. 296 si.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 297 } 298 updates.add(si); 299 } 300 } 301 } 302 303 for (LauncherAppWidgetInfo widget : sBgAppWidgets) { 304 if (widget.providerName.getPackageName().equals(installInfo.packageName)) { 305 widget.installProgress = installInfo.progress; 306 updates.add(widget); 307 } 308 } 309 310 if (!updates.isEmpty()) { 311 // Push changes to the callback. 312 Runnable r = new Runnable() { 313 public void run() { 314 Callbacks callbacks = getCallback(); 315 if (callbacks != null) { 316 callbacks.bindRestoreItemsChange(updates); 317 } 318 } 319 }; 320 mHandler.post(r); 321 } 322 } 323 } 324 }; 325 runOnWorkerThread(updateRunnable); 326 } 327 328 /** 329 * Updates the icons and label of all pending icons for the provided package name. 330 */ 331 public void updateSessionDisplayInfo(final String packageName) { 332 Runnable updateRunnable = new Runnable() { 333 334 @Override 335 public void run() { 336 synchronized (sBgLock) { 337 final ArrayList<ShortcutInfo> updates = new ArrayList<>(); 338 final UserHandleCompat user = UserHandleCompat.myUserHandle(); 339 340 for (ItemInfo info : sBgItemsIdMap) { 341 if (info instanceof ShortcutInfo) { 342 ShortcutInfo si = (ShortcutInfo) info; 343 ComponentName cn = si.getTargetComponent(); 344 if (si.isPromise() && (cn != null) 345 && packageName.equals(cn.getPackageName())) { 346 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 347 // For auto install apps update the icon as well as label. 348 mIconCache.getTitleAndIcon(si, 349 si.promisedIntent, user, 350 si.shouldUseLowResIcon()); 351 } else { 352 // Only update the icon for restored apps. 353 si.updateIcon(mIconCache); 354 } 355 updates.add(si); 356 } 357 } 358 } 359 360 if (!updates.isEmpty()) { 361 // Push changes to the callback. 362 Runnable r = new Runnable() { 363 public void run() { 364 Callbacks callbacks = getCallback(); 365 if (callbacks != null) { 366 callbacks.bindShortcutsChanged(updates, 367 new ArrayList<ShortcutInfo>(), user); 368 } 369 } 370 }; 371 mHandler.post(r); 372 } 373 } 374 } 375 }; 376 runOnWorkerThread(updateRunnable); 377 } 378 379 public void addAppsToAllApps(final Context ctx, final ArrayList<AppInfo> allAppsApps) { 380 final Callbacks callbacks = getCallback(); 381 382 if (allAppsApps == null) { 383 throw new RuntimeException("allAppsApps must not be null"); 384 } 385 if (allAppsApps.isEmpty()) { 386 return; 387 } 388 389 // Process the newly added applications and add them to the database first 390 Runnable r = new Runnable() { 391 public void run() { 392 runOnMainThread(new Runnable() { 393 public void run() { 394 Callbacks cb = getCallback(); 395 if (callbacks == cb && cb != null) { 396 callbacks.bindAppsAdded(null, null, null, allAppsApps); 397 } 398 } 399 }); 400 } 401 }; 402 runOnWorkerThread(r); 403 } 404 405 private static boolean findNextAvailableIconSpaceInScreen(ArrayList<ItemInfo> occupiedPos, 406 int[] xy, int spanX, int spanY) { 407 LauncherAppState app = LauncherAppState.getInstance(); 408 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 409 final int xCount = (int) profile.numColumns; 410 final int yCount = (int) profile.numRows; 411 boolean[][] occupied = new boolean[xCount][yCount]; 412 if (occupiedPos != null) { 413 for (ItemInfo r : occupiedPos) { 414 int right = r.cellX + r.spanX; 415 int bottom = r.cellY + r.spanY; 416 for (int x = r.cellX; 0 <= x && x < right && x < xCount; x++) { 417 for (int y = r.cellY; 0 <= y && y < bottom && y < yCount; y++) { 418 occupied[x][y] = true; 419 } 420 } 421 } 422 } 423 return Utilities.findVacantCell(xy, spanX, spanY, xCount, yCount, occupied); 424 } 425 426 /** 427 * Find a position on the screen for the given size or adds a new screen. 428 * @return screenId and the coordinates for the item. 429 */ 430 @Thunk Pair<Long, int[]> findSpaceForItem( 431 Context context, 432 ArrayList<Long> workspaceScreens, 433 ArrayList<Long> addedWorkspaceScreensFinal, 434 int spanX, int spanY) { 435 LongSparseArray<ArrayList<ItemInfo>> screenItems = new LongSparseArray<>(); 436 437 // Use sBgItemsIdMap as all the items are already loaded. 438 assertWorkspaceLoaded(); 439 synchronized (sBgLock) { 440 for (ItemInfo info : sBgItemsIdMap) { 441 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 442 ArrayList<ItemInfo> items = screenItems.get(info.screenId); 443 if (items == null) { 444 items = new ArrayList<>(); 445 screenItems.put(info.screenId, items); 446 } 447 items.add(info); 448 } 449 } 450 } 451 452 // Find appropriate space for the item. 453 long screenId = 0; 454 int[] cordinates = new int[2]; 455 boolean found = false; 456 457 int screenCount = workspaceScreens.size(); 458 // First check the preferred screen. 459 int preferredScreenIndex = workspaceScreens.isEmpty() ? 0 : 1; 460 if (preferredScreenIndex < screenCount) { 461 screenId = workspaceScreens.get(preferredScreenIndex); 462 found = findNextAvailableIconSpaceInScreen( 463 screenItems.get(screenId), cordinates, spanX, spanY); 464 } 465 466 if (!found) { 467 // Search on any of the screens starting from the first screen. 468 for (int screen = 1; screen < screenCount; screen++) { 469 screenId = workspaceScreens.get(screen); 470 if (findNextAvailableIconSpaceInScreen( 471 screenItems.get(screenId), cordinates, spanX, spanY)) { 472 // We found a space for it 473 found = true; 474 break; 475 } 476 } 477 } 478 479 if (!found) { 480 // Still no position found. Add a new screen to the end. 481 screenId = LauncherAppState.getLauncherProvider().generateNewScreenId(); 482 483 // Save the screen id for binding in the workspace 484 workspaceScreens.add(screenId); 485 addedWorkspaceScreensFinal.add(screenId); 486 487 // If we still can't find an empty space, then God help us all!!! 488 if (!findNextAvailableIconSpaceInScreen( 489 screenItems.get(screenId), cordinates, spanX, spanY)) { 490 throw new RuntimeException("Can't find space to add the item"); 491 } 492 } 493 return Pair.create(screenId, cordinates); 494 } 495 496 /** 497 * Adds the provided items to the workspace. 498 */ 499 public void addAndBindAddedWorkspaceItems(final Context context, 500 final ArrayList<? extends ItemInfo> workspaceApps) { 501 final Callbacks callbacks = getCallback(); 502 if (workspaceApps.isEmpty()) { 503 return; 504 } 505 // Process the newly added applications and add them to the database first 506 Runnable r = new Runnable() { 507 public void run() { 508 final ArrayList<ItemInfo> addedShortcutsFinal = new ArrayList<ItemInfo>(); 509 final ArrayList<Long> addedWorkspaceScreensFinal = new ArrayList<Long>(); 510 511 // Get the list of workspace screens. We need to append to this list and 512 // can not use sBgWorkspaceScreens because loadWorkspace() may not have been 513 // called. 514 ArrayList<Long> workspaceScreens = loadWorkspaceScreensDb(context); 515 synchronized(sBgLock) { 516 for (ItemInfo item : workspaceApps) { 517 if (item instanceof ShortcutInfo) { 518 // Short-circuit this logic if the icon exists somewhere on the workspace 519 if (shortcutExists(context, item.getIntent(), item.user)) { 520 continue; 521 } 522 } 523 524 // Find appropriate space for the item. 525 Pair<Long, int[]> coords = findSpaceForItem(context, 526 workspaceScreens, addedWorkspaceScreensFinal, 527 1, 1); 528 long screenId = coords.first; 529 int[] cordinates = coords.second; 530 531 ItemInfo itemInfo; 532 if (item instanceof ShortcutInfo || item instanceof FolderInfo) { 533 itemInfo = item; 534 } else if (item instanceof AppInfo) { 535 itemInfo = ((AppInfo) item).makeShortcut(); 536 } else { 537 throw new RuntimeException("Unexpected info type"); 538 } 539 540 // Add the shortcut to the db 541 addItemToDatabase(context, itemInfo, 542 LauncherSettings.Favorites.CONTAINER_DESKTOP, 543 screenId, cordinates[0], cordinates[1]); 544 // Save the ShortcutInfo for binding in the workspace 545 addedShortcutsFinal.add(itemInfo); 546 } 547 } 548 549 // Update the workspace screens 550 updateWorkspaceScreenOrder(context, workspaceScreens); 551 552 if (!addedShortcutsFinal.isEmpty()) { 553 runOnMainThread(new Runnable() { 554 public void run() { 555 Callbacks cb = getCallback(); 556 if (callbacks == cb && cb != null) { 557 final ArrayList<ItemInfo> addAnimated = new ArrayList<ItemInfo>(); 558 final ArrayList<ItemInfo> addNotAnimated = new ArrayList<ItemInfo>(); 559 if (!addedShortcutsFinal.isEmpty()) { 560 ItemInfo info = addedShortcutsFinal.get(addedShortcutsFinal.size() - 1); 561 long lastScreenId = info.screenId; 562 for (ItemInfo i : addedShortcutsFinal) { 563 if (i.screenId == lastScreenId) { 564 addAnimated.add(i); 565 } else { 566 addNotAnimated.add(i); 567 } 568 } 569 } 570 callbacks.bindAppsAdded(addedWorkspaceScreensFinal, 571 addNotAnimated, addAnimated, null); 572 } 573 } 574 }); 575 } 576 } 577 }; 578 runOnWorkerThread(r); 579 } 580 581 private void unbindItemInfosAndClearQueuedBindRunnables() { 582 if (sWorkerThread.getThreadId() == Process.myTid()) { 583 throw new RuntimeException("Expected unbindLauncherItemInfos() to be called from the " + 584 "main thread"); 585 } 586 587 // Remove any queued UI runnables 588 mHandler.cancelAll(); 589 // Unbind all the workspace items 590 unbindWorkspaceItemsOnMainThread(); 591 } 592 593 /** Unbinds all the sBgWorkspaceItems and sBgAppWidgets on the main thread */ 594 void unbindWorkspaceItemsOnMainThread() { 595 // Ensure that we don't use the same workspace items data structure on the main thread 596 // by making a copy of workspace items first. 597 final ArrayList<ItemInfo> tmpItems = new ArrayList<ItemInfo>(); 598 synchronized (sBgLock) { 599 tmpItems.addAll(sBgWorkspaceItems); 600 tmpItems.addAll(sBgAppWidgets); 601 } 602 Runnable r = new Runnable() { 603 @Override 604 public void run() { 605 for (ItemInfo item : tmpItems) { 606 item.unbind(); 607 } 608 } 609 }; 610 runOnMainThread(r); 611 } 612 613 /** 614 * Adds an item to the DB if it was not created previously, or move it to a new 615 * <container, screen, cellX, cellY> 616 */ 617 static void addOrMoveItemInDatabase(Context context, ItemInfo item, long container, 618 long screenId, int cellX, int cellY) { 619 if (item.container == ItemInfo.NO_ID) { 620 // From all apps 621 addItemToDatabase(context, item, container, screenId, cellX, cellY); 622 } else { 623 // From somewhere else 624 moveItemInDatabase(context, item, container, screenId, cellX, cellY); 625 } 626 } 627 628 static void checkItemInfoLocked( 629 final long itemId, final ItemInfo item, StackTraceElement[] stackTrace) { 630 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 631 if (modelItem != null && item != modelItem) { 632 // check all the data is consistent 633 if (modelItem instanceof ShortcutInfo && item instanceof ShortcutInfo) { 634 ShortcutInfo modelShortcut = (ShortcutInfo) modelItem; 635 ShortcutInfo shortcut = (ShortcutInfo) item; 636 if (modelShortcut.title.toString().equals(shortcut.title.toString()) && 637 modelShortcut.intent.filterEquals(shortcut.intent) && 638 modelShortcut.id == shortcut.id && 639 modelShortcut.itemType == shortcut.itemType && 640 modelShortcut.container == shortcut.container && 641 modelShortcut.screenId == shortcut.screenId && 642 modelShortcut.cellX == shortcut.cellX && 643 modelShortcut.cellY == shortcut.cellY && 644 modelShortcut.spanX == shortcut.spanX && 645 modelShortcut.spanY == shortcut.spanY) { 646 // For all intents and purposes, this is the same object 647 return; 648 } 649 } 650 651 // the modelItem needs to match up perfectly with item if our model is 652 // to be consistent with the database-- for now, just require 653 // modelItem == item or the equality check above 654 String msg = "item: " + ((item != null) ? item.toString() : "null") + 655 "modelItem: " + 656 ((modelItem != null) ? modelItem.toString() : "null") + 657 "Error: ItemInfo passed to checkItemInfo doesn't match original"; 658 RuntimeException e = new RuntimeException(msg); 659 if (stackTrace != null) { 660 e.setStackTrace(stackTrace); 661 } 662 throw e; 663 } 664 } 665 666 static void checkItemInfo(final ItemInfo item) { 667 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 668 final long itemId = item.id; 669 Runnable r = new Runnable() { 670 public void run() { 671 synchronized (sBgLock) { 672 checkItemInfoLocked(itemId, item, stackTrace); 673 } 674 } 675 }; 676 runOnWorkerThread(r); 677 } 678 679 static void updateItemInDatabaseHelper(Context context, final ContentValues values, 680 final ItemInfo item, final String callingFunction) { 681 final long itemId = item.id; 682 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId); 683 final ContentResolver cr = context.getContentResolver(); 684 685 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 686 Runnable r = new Runnable() { 687 public void run() { 688 cr.update(uri, values, null, null); 689 updateItemArrays(item, itemId, stackTrace); 690 } 691 }; 692 runOnWorkerThread(r); 693 } 694 695 static void updateItemsInDatabaseHelper(Context context, final ArrayList<ContentValues> valuesList, 696 final ArrayList<ItemInfo> items, final String callingFunction) { 697 final ContentResolver cr = context.getContentResolver(); 698 699 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 700 Runnable r = new Runnable() { 701 public void run() { 702 ArrayList<ContentProviderOperation> ops = 703 new ArrayList<ContentProviderOperation>(); 704 int count = items.size(); 705 for (int i = 0; i < count; i++) { 706 ItemInfo item = items.get(i); 707 final long itemId = item.id; 708 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId); 709 ContentValues values = valuesList.get(i); 710 711 ops.add(ContentProviderOperation.newUpdate(uri).withValues(values).build()); 712 updateItemArrays(item, itemId, stackTrace); 713 714 } 715 try { 716 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 717 } catch (Exception e) { 718 e.printStackTrace(); 719 } 720 } 721 }; 722 runOnWorkerThread(r); 723 } 724 725 static void updateItemArrays(ItemInfo item, long itemId, StackTraceElement[] stackTrace) { 726 // Lock on mBgLock *after* the db operation 727 synchronized (sBgLock) { 728 checkItemInfoLocked(itemId, item, stackTrace); 729 730 if (item.container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 731 item.container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 732 // Item is in a folder, make sure this folder exists 733 if (!sBgFolders.containsKey(item.container)) { 734 // An items container is being set to a that of an item which is not in 735 // the list of Folders. 736 String msg = "item: " + item + " container being set to: " + 737 item.container + ", not in the list of folders"; 738 Log.e(TAG, msg); 739 } 740 } 741 742 // Items are added/removed from the corresponding FolderInfo elsewhere, such 743 // as in Workspace.onDrop. Here, we just add/remove them from the list of items 744 // that are on the desktop, as appropriate 745 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 746 if (modelItem != null && 747 (modelItem.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 748 modelItem.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT)) { 749 switch (modelItem.itemType) { 750 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 751 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 752 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 753 if (!sBgWorkspaceItems.contains(modelItem)) { 754 sBgWorkspaceItems.add(modelItem); 755 } 756 break; 757 default: 758 break; 759 } 760 } else { 761 sBgWorkspaceItems.remove(modelItem); 762 } 763 } 764 } 765 766 /** 767 * Move an item in the DB to a new <container, screen, cellX, cellY> 768 */ 769 public static void moveItemInDatabase(Context context, final ItemInfo item, final long container, 770 final long screenId, final int cellX, final int cellY) { 771 item.container = container; 772 item.cellX = cellX; 773 item.cellY = cellY; 774 775 // We store hotseat items in canonical form which is this orientation invariant position 776 // in the hotseat 777 if (context instanceof Launcher && screenId < 0 && 778 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 779 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 780 } else { 781 item.screenId = screenId; 782 } 783 784 final ContentValues values = new ContentValues(); 785 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 786 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 787 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 788 values.put(LauncherSettings.Favorites.RANK, item.rank); 789 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 790 791 updateItemInDatabaseHelper(context, values, item, "moveItemInDatabase"); 792 } 793 794 /** 795 * Move items in the DB to a new <container, screen, cellX, cellY>. We assume that the 796 * cellX, cellY have already been updated on the ItemInfos. 797 */ 798 static void moveItemsInDatabase(Context context, final ArrayList<ItemInfo> items, 799 final long container, final int screen) { 800 801 ArrayList<ContentValues> contentValues = new ArrayList<ContentValues>(); 802 int count = items.size(); 803 804 for (int i = 0; i < count; i++) { 805 ItemInfo item = items.get(i); 806 item.container = container; 807 808 // We store hotseat items in canonical form which is this orientation invariant position 809 // in the hotseat 810 if (context instanceof Launcher && screen < 0 && 811 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 812 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(item.cellX, 813 item.cellY); 814 } else { 815 item.screenId = screen; 816 } 817 818 final ContentValues values = new ContentValues(); 819 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 820 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 821 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 822 values.put(LauncherSettings.Favorites.RANK, item.rank); 823 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 824 825 contentValues.add(values); 826 } 827 updateItemsInDatabaseHelper(context, contentValues, items, "moveItemInDatabase"); 828 } 829 830 /** 831 * Move and/or resize item in the DB to a new <container, screen, cellX, cellY, spanX, spanY> 832 */ 833 static void modifyItemInDatabase(Context context, final ItemInfo item, final long container, 834 final long screenId, final int cellX, final int cellY, final int spanX, final int spanY) { 835 item.container = container; 836 item.cellX = cellX; 837 item.cellY = cellY; 838 item.spanX = spanX; 839 item.spanY = spanY; 840 841 // We store hotseat items in canonical form which is this orientation invariant position 842 // in the hotseat 843 if (context instanceof Launcher && screenId < 0 && 844 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 845 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 846 } else { 847 item.screenId = screenId; 848 } 849 850 final ContentValues values = new ContentValues(); 851 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 852 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 853 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 854 values.put(LauncherSettings.Favorites.RANK, item.rank); 855 values.put(LauncherSettings.Favorites.SPANX, item.spanX); 856 values.put(LauncherSettings.Favorites.SPANY, item.spanY); 857 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 858 859 updateItemInDatabaseHelper(context, values, item, "modifyItemInDatabase"); 860 } 861 862 /** 863 * Update an item to the database in a specified container. 864 */ 865 public static void updateItemInDatabase(Context context, final ItemInfo item) { 866 final ContentValues values = new ContentValues(); 867 item.onAddToDatabase(context, values); 868 updateItemInDatabaseHelper(context, values, item, "updateItemInDatabase"); 869 } 870 871 private void assertWorkspaceLoaded() { 872 if (ProviderConfig.IS_DOGFOOD_BUILD) { 873 synchronized (mLock) { 874 if (!mHasLoaderCompletedOnce || 875 (mLoaderTask != null && mLoaderTask.mIsLoadingAndBindingWorkspace)) { 876 throw new RuntimeException("Trying to add shortcut while loader is running"); 877 } 878 } 879 } 880 } 881 882 /** 883 * Returns true if the shortcuts already exists on the workspace. This must be called after 884 * the workspace has been loaded. We identify a shortcut by its intent. 885 */ 886 @Thunk boolean shortcutExists(Context context, Intent intent, UserHandleCompat user) { 887 assertWorkspaceLoaded(); 888 final String intentWithPkg, intentWithoutPkg; 889 if (intent.getComponent() != null) { 890 // If component is not null, an intent with null package will produce 891 // the same result and should also be a match. 892 String packageName = intent.getComponent().getPackageName(); 893 if (intent.getPackage() != null) { 894 intentWithPkg = intent.toUri(0); 895 intentWithoutPkg = new Intent(intent).setPackage(null).toUri(0); 896 } else { 897 intentWithPkg = new Intent(intent).setPackage(packageName).toUri(0); 898 intentWithoutPkg = intent.toUri(0); 899 } 900 } else { 901 intentWithPkg = intent.toUri(0); 902 intentWithoutPkg = intent.toUri(0); 903 } 904 905 synchronized (sBgLock) { 906 for (ItemInfo item : sBgItemsIdMap) { 907 if (item instanceof ShortcutInfo) { 908 ShortcutInfo info = (ShortcutInfo) item; 909 Intent targetIntent = info.promisedIntent == null 910 ? info.intent : info.promisedIntent; 911 if (targetIntent != null && info.user.equals(user)) { 912 String s = targetIntent.toUri(0); 913 if (intentWithPkg.equals(s) || intentWithoutPkg.equals(s)) { 914 return true; 915 } 916 } 917 } 918 } 919 } 920 return false; 921 } 922 923 /** 924 * Find a folder in the db, creating the FolderInfo if necessary, and adding it to folderList. 925 */ 926 FolderInfo getFolderById(Context context, LongArrayMap<FolderInfo> folderList, long id) { 927 final ContentResolver cr = context.getContentResolver(); 928 Cursor c = cr.query(LauncherSettings.Favorites.CONTENT_URI, null, 929 "_id=? and (itemType=? or itemType=?)", 930 new String[] { String.valueOf(id), 931 String.valueOf(LauncherSettings.Favorites.ITEM_TYPE_FOLDER)}, null); 932 933 try { 934 if (c.moveToFirst()) { 935 final int itemTypeIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ITEM_TYPE); 936 final int titleIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.TITLE); 937 final int containerIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CONTAINER); 938 final int screenIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SCREEN); 939 final int cellXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLX); 940 final int cellYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLY); 941 final int optionsIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.OPTIONS); 942 943 FolderInfo folderInfo = null; 944 switch (c.getInt(itemTypeIndex)) { 945 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 946 folderInfo = findOrMakeFolder(folderList, id); 947 break; 948 } 949 950 // Do not trim the folder label, as is was set by the user. 951 folderInfo.title = c.getString(titleIndex); 952 folderInfo.id = id; 953 folderInfo.container = c.getInt(containerIndex); 954 folderInfo.screenId = c.getInt(screenIndex); 955 folderInfo.cellX = c.getInt(cellXIndex); 956 folderInfo.cellY = c.getInt(cellYIndex); 957 folderInfo.options = c.getInt(optionsIndex); 958 959 return folderInfo; 960 } 961 } finally { 962 c.close(); 963 } 964 965 return null; 966 } 967 968 /** 969 * Add an item to the database in a specified container. Sets the container, screen, cellX and 970 * cellY fields of the item. Also assigns an ID to the item. 971 */ 972 public static void addItemToDatabase(Context context, final ItemInfo item, final long container, 973 final long screenId, final int cellX, final int cellY) { 974 item.container = container; 975 item.cellX = cellX; 976 item.cellY = cellY; 977 // We store hotseat items in canonical form which is this orientation invariant position 978 // in the hotseat 979 if (context instanceof Launcher && screenId < 0 && 980 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 981 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 982 } else { 983 item.screenId = screenId; 984 } 985 986 final ContentValues values = new ContentValues(); 987 final ContentResolver cr = context.getContentResolver(); 988 item.onAddToDatabase(context, values); 989 990 item.id = LauncherAppState.getLauncherProvider().generateNewItemId(); 991 values.put(LauncherSettings.Favorites._ID, item.id); 992 993 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 994 Runnable r = new Runnable() { 995 public void run() { 996 cr.insert(LauncherSettings.Favorites.CONTENT_URI, values); 997 998 // Lock on mBgLock *after* the db operation 999 synchronized (sBgLock) { 1000 checkItemInfoLocked(item.id, item, stackTrace); 1001 sBgItemsIdMap.put(item.id, item); 1002 switch (item.itemType) { 1003 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1004 sBgFolders.put(item.id, (FolderInfo) item); 1005 // Fall through 1006 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1007 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1008 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 1009 item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1010 sBgWorkspaceItems.add(item); 1011 } else { 1012 if (!sBgFolders.containsKey(item.container)) { 1013 // Adding an item to a folder that doesn't exist. 1014 String msg = "adding item: " + item + " to a folder that " + 1015 " doesn't exist"; 1016 Log.e(TAG, msg); 1017 } 1018 } 1019 break; 1020 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1021 sBgAppWidgets.add((LauncherAppWidgetInfo) item); 1022 break; 1023 } 1024 } 1025 } 1026 }; 1027 runOnWorkerThread(r); 1028 } 1029 1030 /** 1031 * Creates a new unique child id, for a given cell span across all layouts. 1032 */ 1033 static int getCellLayoutChildId( 1034 long container, long screen, int localCellX, int localCellY, int spanX, int spanY) { 1035 return (((int) container & 0xFF) << 24) 1036 | ((int) screen & 0xFF) << 16 | (localCellX & 0xFF) << 8 | (localCellY & 0xFF); 1037 } 1038 1039 private static ArrayList<ItemInfo> getItemsByPackageName( 1040 final String pn, final UserHandleCompat user) { 1041 ItemInfoFilter filter = new ItemInfoFilter() { 1042 @Override 1043 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 1044 return cn.getPackageName().equals(pn) && info.user.equals(user); 1045 } 1046 }; 1047 return filterItemInfos(sBgItemsIdMap, filter); 1048 } 1049 1050 /** 1051 * Removes all the items from the database corresponding to the specified package. 1052 */ 1053 static void deletePackageFromDatabase(Context context, final String pn, 1054 final UserHandleCompat user) { 1055 deleteItemsFromDatabase(context, getItemsByPackageName(pn, user)); 1056 } 1057 1058 /** 1059 * Removes the specified item from the database 1060 */ 1061 public static void deleteItemFromDatabase(Context context, final ItemInfo item) { 1062 ArrayList<ItemInfo> items = new ArrayList<ItemInfo>(); 1063 items.add(item); 1064 deleteItemsFromDatabase(context, items); 1065 } 1066 1067 /** 1068 * Removes the specified items from the database 1069 */ 1070 static void deleteItemsFromDatabase(Context context, final ArrayList<? extends ItemInfo> items) { 1071 final ContentResolver cr = context.getContentResolver(); 1072 Runnable r = new Runnable() { 1073 public void run() { 1074 for (ItemInfo item : items) { 1075 final Uri uri = LauncherSettings.Favorites.getContentUri(item.id); 1076 cr.delete(uri, null, null); 1077 1078 // Lock on mBgLock *after* the db operation 1079 synchronized (sBgLock) { 1080 switch (item.itemType) { 1081 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1082 sBgFolders.remove(item.id); 1083 for (ItemInfo info: sBgItemsIdMap) { 1084 if (info.container == item.id) { 1085 // We are deleting a folder which still contains items that 1086 // think they are contained by that folder. 1087 String msg = "deleting a folder (" + item + ") which still " + 1088 "contains items (" + info + ")"; 1089 Log.e(TAG, msg); 1090 } 1091 } 1092 sBgWorkspaceItems.remove(item); 1093 break; 1094 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1095 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1096 sBgWorkspaceItems.remove(item); 1097 break; 1098 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1099 sBgAppWidgets.remove((LauncherAppWidgetInfo) item); 1100 break; 1101 } 1102 sBgItemsIdMap.remove(item.id); 1103 } 1104 } 1105 } 1106 }; 1107 runOnWorkerThread(r); 1108 } 1109 1110 /** 1111 * Update the order of the workspace screens in the database. The array list contains 1112 * a list of screen ids in the order that they should appear. 1113 */ 1114 public void updateWorkspaceScreenOrder(Context context, final ArrayList<Long> screens) { 1115 final ArrayList<Long> screensCopy = new ArrayList<Long>(screens); 1116 final ContentResolver cr = context.getContentResolver(); 1117 final Uri uri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1118 1119 // Remove any negative screen ids -- these aren't persisted 1120 Iterator<Long> iter = screensCopy.iterator(); 1121 while (iter.hasNext()) { 1122 long id = iter.next(); 1123 if (id < 0) { 1124 iter.remove(); 1125 } 1126 } 1127 1128 Runnable r = new Runnable() { 1129 @Override 1130 public void run() { 1131 ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>(); 1132 // Clear the table 1133 ops.add(ContentProviderOperation.newDelete(uri).build()); 1134 int count = screensCopy.size(); 1135 for (int i = 0; i < count; i++) { 1136 ContentValues v = new ContentValues(); 1137 long screenId = screensCopy.get(i); 1138 v.put(LauncherSettings.WorkspaceScreens._ID, screenId); 1139 v.put(LauncherSettings.WorkspaceScreens.SCREEN_RANK, i); 1140 ops.add(ContentProviderOperation.newInsert(uri).withValues(v).build()); 1141 } 1142 1143 try { 1144 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 1145 } catch (Exception ex) { 1146 throw new RuntimeException(ex); 1147 } 1148 1149 synchronized (sBgLock) { 1150 sBgWorkspaceScreens.clear(); 1151 sBgWorkspaceScreens.addAll(screensCopy); 1152 } 1153 } 1154 }; 1155 runOnWorkerThread(r); 1156 } 1157 1158 /** 1159 * Remove the specified folder and all its contents from the database. 1160 */ 1161 public static void deleteFolderAndContentsFromDatabase(Context context, final FolderInfo info) { 1162 final ContentResolver cr = context.getContentResolver(); 1163 1164 Runnable r = new Runnable() { 1165 public void run() { 1166 cr.delete(LauncherSettings.Favorites.getContentUri(info.id), null, null); 1167 // Lock on mBgLock *after* the db operation 1168 synchronized (sBgLock) { 1169 sBgItemsIdMap.remove(info.id); 1170 sBgFolders.remove(info.id); 1171 sBgWorkspaceItems.remove(info); 1172 } 1173 1174 cr.delete(LauncherSettings.Favorites.CONTENT_URI, 1175 LauncherSettings.Favorites.CONTAINER + "=" + info.id, null); 1176 // Lock on mBgLock *after* the db operation 1177 synchronized (sBgLock) { 1178 for (ItemInfo childInfo : info.contents) { 1179 sBgItemsIdMap.remove(childInfo.id); 1180 } 1181 } 1182 } 1183 }; 1184 runOnWorkerThread(r); 1185 } 1186 1187 /** 1188 * Set this as the current Launcher activity object for the loader. 1189 */ 1190 public void initialize(Callbacks callbacks) { 1191 synchronized (mLock) { 1192 // Disconnect any of the callbacks and drawables associated with ItemInfos on the 1193 // workspace to prevent leaking Launcher activities on orientation change. 1194 unbindItemInfosAndClearQueuedBindRunnables(); 1195 mCallbacks = new WeakReference<Callbacks>(callbacks); 1196 } 1197 } 1198 1199 @Override 1200 public void onPackageChanged(String packageName, UserHandleCompat user) { 1201 int op = PackageUpdatedTask.OP_UPDATE; 1202 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1203 user)); 1204 } 1205 1206 @Override 1207 public void onPackageRemoved(String packageName, UserHandleCompat user) { 1208 int op = PackageUpdatedTask.OP_REMOVE; 1209 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1210 user)); 1211 } 1212 1213 @Override 1214 public void onPackageAdded(String packageName, UserHandleCompat user) { 1215 int op = PackageUpdatedTask.OP_ADD; 1216 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1217 user)); 1218 } 1219 1220 @Override 1221 public void onPackagesAvailable(String[] packageNames, UserHandleCompat user, 1222 boolean replacing) { 1223 if (!replacing) { 1224 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_ADD, packageNames, 1225 user)); 1226 if (mAppsCanBeOnRemoveableStorage) { 1227 // Only rebind if we support removable storage. It catches the 1228 // case where 1229 // apps on the external sd card need to be reloaded 1230 startLoaderFromBackground(); 1231 } 1232 } else { 1233 // If we are replacing then just update the packages in the list 1234 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UPDATE, 1235 packageNames, user)); 1236 } 1237 } 1238 1239 @Override 1240 public void onPackagesUnavailable(String[] packageNames, UserHandleCompat user, 1241 boolean replacing) { 1242 if (!replacing) { 1243 enqueuePackageUpdated(new PackageUpdatedTask( 1244 PackageUpdatedTask.OP_UNAVAILABLE, packageNames, 1245 user)); 1246 } 1247 } 1248 1249 /** 1250 * Call from the handler for ACTION_PACKAGE_ADDED, ACTION_PACKAGE_REMOVED and 1251 * ACTION_PACKAGE_CHANGED. 1252 */ 1253 @Override 1254 public void onReceive(Context context, Intent intent) { 1255 if (DEBUG_RECEIVER) Log.d(TAG, "onReceive intent=" + intent); 1256 1257 final String action = intent.getAction(); 1258 if (Intent.ACTION_LOCALE_CHANGED.equals(action)) { 1259 // If we have changed locale we need to clear out the labels in all apps/workspace. 1260 forceReload(); 1261 } else if (SearchManager.INTENT_GLOBAL_SEARCH_ACTIVITY_CHANGED.equals(action)) { 1262 Callbacks callbacks = getCallback(); 1263 if (callbacks != null) { 1264 callbacks.bindSearchProviderChanged(); 1265 } 1266 } else if (LauncherAppsCompat.ACTION_MANAGED_PROFILE_ADDED.equals(action) 1267 || LauncherAppsCompat.ACTION_MANAGED_PROFILE_REMOVED.equals(action)) { 1268 UserManagerCompat.getInstance(context).enableAndResetCache(); 1269 forceReload(); 1270 } 1271 } 1272 1273 void forceReload() { 1274 resetLoadedState(true, true); 1275 1276 // Do this here because if the launcher activity is running it will be restarted. 1277 // If it's not running startLoaderFromBackground will merely tell it that it needs 1278 // to reload. 1279 startLoaderFromBackground(); 1280 } 1281 1282 public void resetLoadedState(boolean resetAllAppsLoaded, boolean resetWorkspaceLoaded) { 1283 synchronized (mLock) { 1284 // Stop any existing loaders first, so they don't set mAllAppsLoaded or 1285 // mWorkspaceLoaded to true later 1286 stopLoaderLocked(); 1287 if (resetAllAppsLoaded) mAllAppsLoaded = false; 1288 if (resetWorkspaceLoaded) mWorkspaceLoaded = false; 1289 } 1290 } 1291 1292 /** 1293 * When the launcher is in the background, it's possible for it to miss paired 1294 * configuration changes. So whenever we trigger the loader from the background 1295 * tell the launcher that it needs to re-run the loader when it comes back instead 1296 * of doing it now. 1297 */ 1298 public void startLoaderFromBackground() { 1299 boolean runLoader = false; 1300 Callbacks callbacks = getCallback(); 1301 if (callbacks != null) { 1302 // Only actually run the loader if they're not paused. 1303 if (!callbacks.setLoadOnResume()) { 1304 runLoader = true; 1305 } 1306 } 1307 if (runLoader) { 1308 startLoader(PagedView.INVALID_RESTORE_PAGE); 1309 } 1310 } 1311 1312 /** 1313 * If there is already a loader task running, tell it to stop. 1314 */ 1315 private void stopLoaderLocked() { 1316 LoaderTask oldTask = mLoaderTask; 1317 if (oldTask != null) { 1318 oldTask.stopLocked(); 1319 } 1320 } 1321 1322 public boolean isCurrentCallbacks(Callbacks callbacks) { 1323 return (mCallbacks != null && mCallbacks.get() == callbacks); 1324 } 1325 1326 public void startLoader(int synchronousBindPage) { 1327 startLoader(synchronousBindPage, LOADER_FLAG_NONE); 1328 } 1329 1330 public void startLoader(int synchronousBindPage, int loadFlags) { 1331 // Enable queue before starting loader. It will get disabled in Launcher#finishBindingItems 1332 InstallShortcutReceiver.enableInstallQueue(); 1333 synchronized (mLock) { 1334 // Don't bother to start the thread if we know it's not going to do anything 1335 if (mCallbacks != null && mCallbacks.get() != null) { 1336 final Callbacks oldCallbacks = mCallbacks.get(); 1337 // Clear any pending bind-runnables from the synchronized load process. 1338 runOnMainThread(new Runnable() { 1339 public void run() { 1340 oldCallbacks.clearPendingBinds(); 1341 } 1342 }); 1343 1344 // If there is already one running, tell it to stop. 1345 stopLoaderLocked(); 1346 mLoaderTask = new LoaderTask(mApp.getContext(), loadFlags); 1347 if (synchronousBindPage != PagedView.INVALID_RESTORE_PAGE 1348 && mAllAppsLoaded && mWorkspaceLoaded && !mIsLoaderTaskRunning) { 1349 mLoaderTask.runBindSynchronousPage(synchronousBindPage); 1350 } else { 1351 sWorkerThread.setPriority(Thread.NORM_PRIORITY); 1352 sWorker.post(mLoaderTask); 1353 } 1354 } 1355 } 1356 } 1357 1358 public void stopLoader() { 1359 synchronized (mLock) { 1360 if (mLoaderTask != null) { 1361 mLoaderTask.stopLocked(); 1362 } 1363 } 1364 } 1365 1366 /** 1367 * Loads the workspace screen ids in an ordered list. 1368 */ 1369 public static ArrayList<Long> loadWorkspaceScreensDb(Context context) { 1370 final ContentResolver contentResolver = context.getContentResolver(); 1371 final Uri screensUri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1372 1373 // Get screens ordered by rank. 1374 final Cursor sc = contentResolver.query(screensUri, null, null, null, 1375 LauncherSettings.WorkspaceScreens.SCREEN_RANK); 1376 ArrayList<Long> screenIds = new ArrayList<Long>(); 1377 try { 1378 final int idIndex = sc.getColumnIndexOrThrow(LauncherSettings.WorkspaceScreens._ID); 1379 while (sc.moveToNext()) { 1380 try { 1381 screenIds.add(sc.getLong(idIndex)); 1382 } catch (Exception e) { 1383 Launcher.addDumpLog(TAG, "Desktop items loading interrupted" 1384 + " - invalid screens: " + e, true); 1385 } 1386 } 1387 } finally { 1388 sc.close(); 1389 } 1390 return screenIds; 1391 } 1392 1393 public boolean isAllAppsLoaded() { 1394 return mAllAppsLoaded; 1395 } 1396 1397 /** 1398 * Runnable for the thread that loads the contents of the launcher: 1399 * - workspace icons 1400 * - widgets 1401 * - all apps icons 1402 */ 1403 private class LoaderTask implements Runnable { 1404 private Context mContext; 1405 @Thunk boolean mIsLoadingAndBindingWorkspace; 1406 private boolean mStopped; 1407 @Thunk boolean mLoadAndBindStepFinished; 1408 private int mFlags; 1409 1410 LoaderTask(Context context, int flags) { 1411 mContext = context; 1412 mFlags = flags; 1413 } 1414 1415 private void loadAndBindWorkspace() { 1416 mIsLoadingAndBindingWorkspace = true; 1417 1418 // Load the workspace 1419 if (DEBUG_LOADERS) { 1420 Log.d(TAG, "loadAndBindWorkspace mWorkspaceLoaded=" + mWorkspaceLoaded); 1421 } 1422 1423 if (!mWorkspaceLoaded) { 1424 loadWorkspace(); 1425 synchronized (LoaderTask.this) { 1426 if (mStopped) { 1427 return; 1428 } 1429 mWorkspaceLoaded = true; 1430 } 1431 } 1432 1433 // Bind the workspace 1434 bindWorkspace(-1); 1435 } 1436 1437 private void waitForIdle() { 1438 // Wait until the either we're stopped or the other threads are done. 1439 // This way we don't start loading all apps until the workspace has settled 1440 // down. 1441 synchronized (LoaderTask.this) { 1442 final long workspaceWaitTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1443 1444 mHandler.postIdle(new Runnable() { 1445 public void run() { 1446 synchronized (LoaderTask.this) { 1447 mLoadAndBindStepFinished = true; 1448 if (DEBUG_LOADERS) { 1449 Log.d(TAG, "done with previous binding step"); 1450 } 1451 LoaderTask.this.notify(); 1452 } 1453 } 1454 }); 1455 1456 while (!mStopped && !mLoadAndBindStepFinished) { 1457 try { 1458 // Just in case mFlushingWorkerThread changes but we aren't woken up, 1459 // wait no longer than 1sec at a time 1460 this.wait(1000); 1461 } catch (InterruptedException ex) { 1462 // Ignore 1463 } 1464 } 1465 if (DEBUG_LOADERS) { 1466 Log.d(TAG, "waited " 1467 + (SystemClock.uptimeMillis()-workspaceWaitTime) 1468 + "ms for previous step to finish binding"); 1469 } 1470 } 1471 } 1472 1473 void runBindSynchronousPage(int synchronousBindPage) { 1474 if (synchronousBindPage == PagedView.INVALID_RESTORE_PAGE) { 1475 // Ensure that we have a valid page index to load synchronously 1476 throw new RuntimeException("Should not call runBindSynchronousPage() without " + 1477 "valid page index"); 1478 } 1479 if (!mAllAppsLoaded || !mWorkspaceLoaded) { 1480 // Ensure that we don't try and bind a specified page when the pages have not been 1481 // loaded already (we should load everything asynchronously in that case) 1482 throw new RuntimeException("Expecting AllApps and Workspace to be loaded"); 1483 } 1484 synchronized (mLock) { 1485 if (mIsLoaderTaskRunning) { 1486 // Ensure that we are never running the background loading at this point since 1487 // we also touch the background collections 1488 throw new RuntimeException("Error! Background loading is already running"); 1489 } 1490 } 1491 1492 // XXX: Throw an exception if we are already loading (since we touch the worker thread 1493 // data structures, we can't allow any other thread to touch that data, but because 1494 // this call is synchronous, we can get away with not locking). 1495 1496 // The LauncherModel is static in the LauncherAppState and mHandler may have queued 1497 // operations from the previous activity. We need to ensure that all queued operations 1498 // are executed before any synchronous binding work is done. 1499 mHandler.flush(); 1500 1501 // Divide the set of loaded items into those that we are binding synchronously, and 1502 // everything else that is to be bound normally (asynchronously). 1503 bindWorkspace(synchronousBindPage); 1504 // XXX: For now, continue posting the binding of AllApps as there are other issues that 1505 // arise from that. 1506 onlyBindAllApps(); 1507 } 1508 1509 public void run() { 1510 synchronized (mLock) { 1511 if (mStopped) { 1512 return; 1513 } 1514 mIsLoaderTaskRunning = true; 1515 } 1516 // Optimize for end-user experience: if the Launcher is up and // running with the 1517 // All Apps interface in the foreground, load All Apps first. Otherwise, load the 1518 // workspace first (default). 1519 keep_running: { 1520 if (DEBUG_LOADERS) Log.d(TAG, "step 1: loading workspace"); 1521 loadAndBindWorkspace(); 1522 1523 if (mStopped) { 1524 break keep_running; 1525 } 1526 1527 waitForIdle(); 1528 1529 // second step 1530 if (DEBUG_LOADERS) Log.d(TAG, "step 2: loading all apps"); 1531 loadAndBindAllApps(); 1532 } 1533 1534 // Clear out this reference, otherwise we end up holding it until all of the 1535 // callback runnables are done. 1536 mContext = null; 1537 1538 synchronized (mLock) { 1539 // If we are still the last one to be scheduled, remove ourselves. 1540 if (mLoaderTask == this) { 1541 mLoaderTask = null; 1542 } 1543 mIsLoaderTaskRunning = false; 1544 mHasLoaderCompletedOnce = true; 1545 } 1546 } 1547 1548 public void stopLocked() { 1549 synchronized (LoaderTask.this) { 1550 mStopped = true; 1551 this.notify(); 1552 } 1553 } 1554 1555 /** 1556 * Gets the callbacks object. If we've been stopped, or if the launcher object 1557 * has somehow been garbage collected, return null instead. Pass in the Callbacks 1558 * object that was around when the deferred message was scheduled, and if there's 1559 * a new Callbacks object around then also return null. This will save us from 1560 * calling onto it with data that will be ignored. 1561 */ 1562 Callbacks tryGetCallbacks(Callbacks oldCallbacks) { 1563 synchronized (mLock) { 1564 if (mStopped) { 1565 return null; 1566 } 1567 1568 if (mCallbacks == null) { 1569 return null; 1570 } 1571 1572 final Callbacks callbacks = mCallbacks.get(); 1573 if (callbacks != oldCallbacks) { 1574 return null; 1575 } 1576 if (callbacks == null) { 1577 Log.w(TAG, "no mCallbacks"); 1578 return null; 1579 } 1580 1581 return callbacks; 1582 } 1583 } 1584 1585 // check & update map of what's occupied; used to discard overlapping/invalid items 1586 private boolean checkItemPlacement(LongArrayMap<ItemInfo[][]> occupied, ItemInfo item, 1587 ArrayList<Long> workspaceScreens) { 1588 LauncherAppState app = LauncherAppState.getInstance(); 1589 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 1590 final int countX = profile.numColumns; 1591 final int countY = profile.numRows; 1592 1593 long containerIndex = item.screenId; 1594 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1595 // Return early if we detect that an item is under the hotseat button 1596 if (mCallbacks == null || 1597 mCallbacks.get().isAllAppsButtonRank((int) item.screenId)) { 1598 Log.e(TAG, "Error loading shortcut into hotseat " + item 1599 + " into position (" + item.screenId + ":" + item.cellX + "," 1600 + item.cellY + ") occupied by all apps"); 1601 return false; 1602 } 1603 1604 final ItemInfo[][] hotseatItems = 1605 occupied.get((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT); 1606 1607 if (item.screenId >= profile.numHotseatIcons) { 1608 Log.e(TAG, "Error loading shortcut " + item 1609 + " into hotseat position " + item.screenId 1610 + ", position out of bounds: (0 to " + (profile.numHotseatIcons - 1) 1611 + ")"); 1612 return false; 1613 } 1614 1615 if (hotseatItems != null) { 1616 if (hotseatItems[(int) item.screenId][0] != null) { 1617 Log.e(TAG, "Error loading shortcut into hotseat " + item 1618 + " into position (" + item.screenId + ":" + item.cellX + "," 1619 + item.cellY + ") occupied by " 1620 + occupied.get(LauncherSettings.Favorites.CONTAINER_HOTSEAT) 1621 [(int) item.screenId][0]); 1622 return false; 1623 } else { 1624 hotseatItems[(int) item.screenId][0] = item; 1625 return true; 1626 } 1627 } else { 1628 final ItemInfo[][] items = new ItemInfo[(int) profile.numHotseatIcons][1]; 1629 items[(int) item.screenId][0] = item; 1630 occupied.put((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT, items); 1631 return true; 1632 } 1633 } else if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 1634 if (!workspaceScreens.contains((Long) item.screenId)) { 1635 // The item has an invalid screen id. 1636 return false; 1637 } 1638 } else { 1639 // Skip further checking if it is not the hotseat or workspace container 1640 return true; 1641 } 1642 1643 if (!occupied.containsKey(item.screenId)) { 1644 ItemInfo[][] items = new ItemInfo[countX + 1][countY + 1]; 1645 occupied.put(item.screenId, items); 1646 } 1647 1648 final ItemInfo[][] screens = occupied.get(item.screenId); 1649 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 1650 item.cellX < 0 || item.cellY < 0 || 1651 item.cellX + item.spanX > countX || item.cellY + item.spanY > countY) { 1652 Log.e(TAG, "Error loading shortcut " + item 1653 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1654 + item.cellX + "," + item.cellY 1655 + ") out of screen bounds ( " + countX + "x" + countY + ")"); 1656 return false; 1657 } 1658 1659 // Check if any workspace icons overlap with each other 1660 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1661 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1662 if (screens[x][y] != null) { 1663 Log.e(TAG, "Error loading shortcut " + item 1664 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1665 + x + "," + y 1666 + ") occupied by " 1667 + screens[x][y]); 1668 return false; 1669 } 1670 } 1671 } 1672 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1673 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1674 screens[x][y] = item; 1675 } 1676 } 1677 1678 return true; 1679 } 1680 1681 /** Clears all the sBg data structures */ 1682 private void clearSBgDataStructures() { 1683 synchronized (sBgLock) { 1684 sBgWorkspaceItems.clear(); 1685 sBgAppWidgets.clear(); 1686 sBgFolders.clear(); 1687 sBgItemsIdMap.clear(); 1688 sBgWorkspaceScreens.clear(); 1689 } 1690 } 1691 1692 private void loadWorkspace() { 1693 final long t = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1694 1695 final Context context = mContext; 1696 final ContentResolver contentResolver = context.getContentResolver(); 1697 final PackageManager manager = context.getPackageManager(); 1698 final boolean isSafeMode = manager.isSafeMode(); 1699 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 1700 final boolean isSdCardReady = Utilities.isBootCompleted(); 1701 1702 LauncherAppState app = LauncherAppState.getInstance(); 1703 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 1704 int countX = profile.numColumns; 1705 int countY = profile.numRows; 1706 1707 if (MigrateFromRestoreTask.ENABLED && MigrateFromRestoreTask.shouldRunTask(mContext)) { 1708 long migrationStartTime = System.currentTimeMillis(); 1709 Log.v(TAG, "Starting workspace migration after restore"); 1710 try { 1711 MigrateFromRestoreTask task = new MigrateFromRestoreTask(mContext); 1712 // Clear the flags before starting the task, so that we do not run the task 1713 // again, in case there was an uncaught error. 1714 MigrateFromRestoreTask.clearFlags(mContext); 1715 task.execute(); 1716 } catch (Exception e) { 1717 Log.e(TAG, "Error during grid migration", e); 1718 1719 // Clear workspace. 1720 mFlags = mFlags | LOADER_FLAG_CLEAR_WORKSPACE; 1721 } 1722 Log.v(TAG, "Workspace migration completed in " 1723 + (System.currentTimeMillis() - migrationStartTime)); 1724 } 1725 1726 if ((mFlags & LOADER_FLAG_CLEAR_WORKSPACE) != 0) { 1727 Launcher.addDumpLog(TAG, "loadWorkspace: resetting launcher database", true); 1728 LauncherAppState.getLauncherProvider().deleteDatabase(); 1729 } 1730 1731 if ((mFlags & LOADER_FLAG_MIGRATE_SHORTCUTS) != 0) { 1732 // append the user's Launcher2 shortcuts 1733 Launcher.addDumpLog(TAG, "loadWorkspace: migrating from launcher2", true); 1734 LauncherAppState.getLauncherProvider().migrateLauncher2Shortcuts(); 1735 } else { 1736 // Make sure the default workspace is loaded 1737 Launcher.addDumpLog(TAG, "loadWorkspace: loading default favorites", false); 1738 LauncherAppState.getLauncherProvider().loadDefaultFavoritesIfNecessary(); 1739 } 1740 1741 synchronized (sBgLock) { 1742 clearSBgDataStructures(); 1743 final HashMap<String, Integer> installingPkgs = PackageInstallerCompat 1744 .getInstance(mContext).updateAndGetActiveSessionCache(); 1745 sBgWorkspaceScreens.addAll(loadWorkspaceScreensDb(mContext)); 1746 1747 final ArrayList<Long> itemsToRemove = new ArrayList<Long>(); 1748 final ArrayList<Long> restoredRows = new ArrayList<Long>(); 1749 final Uri contentUri = LauncherSettings.Favorites.CONTENT_URI; 1750 if (DEBUG_LOADERS) Log.d(TAG, "loading model from " + contentUri); 1751 final Cursor c = contentResolver.query(contentUri, null, null, null, null); 1752 1753 // +1 for the hotseat (it can be larger than the workspace) 1754 // Load workspace in reverse order to ensure that latest items are loaded first (and 1755 // before any earlier duplicates) 1756 final LongArrayMap<ItemInfo[][]> occupied = new LongArrayMap<>(); 1757 1758 try { 1759 final int idIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites._ID); 1760 final int intentIndex = c.getColumnIndexOrThrow 1761 (LauncherSettings.Favorites.INTENT); 1762 final int titleIndex = c.getColumnIndexOrThrow 1763 (LauncherSettings.Favorites.TITLE); 1764 final int containerIndex = c.getColumnIndexOrThrow( 1765 LauncherSettings.Favorites.CONTAINER); 1766 final int itemTypeIndex = c.getColumnIndexOrThrow( 1767 LauncherSettings.Favorites.ITEM_TYPE); 1768 final int appWidgetIdIndex = c.getColumnIndexOrThrow( 1769 LauncherSettings.Favorites.APPWIDGET_ID); 1770 final int appWidgetProviderIndex = c.getColumnIndexOrThrow( 1771 LauncherSettings.Favorites.APPWIDGET_PROVIDER); 1772 final int screenIndex = c.getColumnIndexOrThrow( 1773 LauncherSettings.Favorites.SCREEN); 1774 final int cellXIndex = c.getColumnIndexOrThrow 1775 (LauncherSettings.Favorites.CELLX); 1776 final int cellYIndex = c.getColumnIndexOrThrow 1777 (LauncherSettings.Favorites.CELLY); 1778 final int spanXIndex = c.getColumnIndexOrThrow 1779 (LauncherSettings.Favorites.SPANX); 1780 final int spanYIndex = c.getColumnIndexOrThrow( 1781 LauncherSettings.Favorites.SPANY); 1782 final int rankIndex = c.getColumnIndexOrThrow( 1783 LauncherSettings.Favorites.RANK); 1784 final int restoredIndex = c.getColumnIndexOrThrow( 1785 LauncherSettings.Favorites.RESTORED); 1786 final int profileIdIndex = c.getColumnIndexOrThrow( 1787 LauncherSettings.Favorites.PROFILE_ID); 1788 final int optionsIndex = c.getColumnIndexOrThrow( 1789 LauncherSettings.Favorites.OPTIONS); 1790 final CursorIconInfo cursorIconInfo = new CursorIconInfo(c); 1791 1792 final LongSparseArray<UserHandleCompat> allUsers = new LongSparseArray<>(); 1793 for (UserHandleCompat user : mUserManager.getUserProfiles()) { 1794 allUsers.put(mUserManager.getSerialNumberForUser(user), user); 1795 } 1796 1797 ShortcutInfo info; 1798 String intentDescription; 1799 LauncherAppWidgetInfo appWidgetInfo; 1800 int container; 1801 long id; 1802 long serialNumber; 1803 Intent intent; 1804 UserHandleCompat user; 1805 1806 while (!mStopped && c.moveToNext()) { 1807 try { 1808 int itemType = c.getInt(itemTypeIndex); 1809 boolean restored = 0 != c.getInt(restoredIndex); 1810 boolean allowMissingTarget = false; 1811 container = c.getInt(containerIndex); 1812 1813 switch (itemType) { 1814 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1815 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1816 id = c.getLong(idIndex); 1817 intentDescription = c.getString(intentIndex); 1818 serialNumber = c.getInt(profileIdIndex); 1819 user = allUsers.get(serialNumber); 1820 int promiseType = c.getInt(restoredIndex); 1821 int disabledState = 0; 1822 boolean itemReplaced = false; 1823 if (user == null) { 1824 // User has been deleted remove the item. 1825 itemsToRemove.add(id); 1826 continue; 1827 } 1828 try { 1829 intent = Intent.parseUri(intentDescription, 0); 1830 ComponentName cn = intent.getComponent(); 1831 if (cn != null && cn.getPackageName() != null) { 1832 boolean validPkg = launcherApps.isPackageEnabledForProfile( 1833 cn.getPackageName(), user); 1834 boolean validComponent = validPkg && 1835 launcherApps.isActivityEnabledForProfile(cn, user); 1836 1837 if (validComponent) { 1838 if (restored) { 1839 // no special handling necessary for this item 1840 restoredRows.add(id); 1841 restored = false; 1842 } 1843 } else if (validPkg) { 1844 intent = null; 1845 if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 1846 // We allow auto install apps to have their intent 1847 // updated after an install. 1848 intent = manager.getLaunchIntentForPackage( 1849 cn.getPackageName()); 1850 if (intent != null) { 1851 ContentValues values = new ContentValues(); 1852 values.put(LauncherSettings.Favorites.INTENT, 1853 intent.toUri(0)); 1854 updateItem(id, values); 1855 } 1856 } 1857 1858 if (intent == null) { 1859 // The app is installed but the component is no 1860 // longer available. 1861 Launcher.addDumpLog(TAG, 1862 "Invalid component removed: " + cn, true); 1863 itemsToRemove.add(id); 1864 continue; 1865 } else { 1866 // no special handling necessary for this item 1867 restoredRows.add(id); 1868 restored = false; 1869 } 1870 } else if (restored) { 1871 // Package is not yet available but might be 1872 // installed later. 1873 Launcher.addDumpLog(TAG, 1874 "package not yet restored: " + cn, true); 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 Launcher.addDumpLog(TAG, 1901 "Unrestored package removed: " + cn, true); 1902 itemsToRemove.add(id); 1903 continue; 1904 } 1905 } else if (REMOVE_UNRESTORED_ICONS) { 1906 Launcher.addDumpLog(TAG, 1907 "Unrestored package removed: " + cn, true); 1908 itemsToRemove.add(id); 1909 continue; 1910 } 1911 } else if (launcherApps.isAppEnabled( 1912 manager, cn.getPackageName(), 1913 PackageManager.GET_UNINSTALLED_PACKAGES)) { 1914 // Package is present but not available. 1915 allowMissingTarget = true; 1916 disabledState = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 1917 } else if (!isSdCardReady) { 1918 // SdCard is not ready yet. Package might get available, 1919 // once it is ready. 1920 Launcher.addDumpLog(TAG, "Invalid package: " + cn 1921 + " (check again later)", true); 1922 HashSet<String> pkgs = sPendingPackages.get(user); 1923 if (pkgs == null) { 1924 pkgs = new HashSet<String>(); 1925 sPendingPackages.put(user, pkgs); 1926 } 1927 pkgs.add(cn.getPackageName()); 1928 allowMissingTarget = true; 1929 // Add the icon on the workspace anyway. 1930 1931 } else { 1932 // Do not wait for external media load anymore. 1933 // Log the invalid package, and remove it 1934 Launcher.addDumpLog(TAG, 1935 "Invalid package removed: " + cn, true); 1936 itemsToRemove.add(id); 1937 continue; 1938 } 1939 } else if (cn == null) { 1940 // For shortcuts with no component, keep them as they are 1941 restoredRows.add(id); 1942 restored = false; 1943 } 1944 } catch (URISyntaxException e) { 1945 Launcher.addDumpLog(TAG, 1946 "Invalid uri: " + intentDescription, true); 1947 itemsToRemove.add(id); 1948 continue; 1949 } 1950 1951 boolean useLowResIcon = container >= 0 && 1952 c.getInt(rankIndex) >= FolderIcon.NUM_ITEMS_IN_PREVIEW; 1953 1954 if (itemReplaced) { 1955 if (user.equals(UserHandleCompat.myUserHandle())) { 1956 info = getAppShortcutInfo(manager, intent, user, context, null, 1957 cursorIconInfo.iconIndex, titleIndex, 1958 false, useLowResIcon); 1959 } else { 1960 // Don't replace items for other profiles. 1961 itemsToRemove.add(id); 1962 continue; 1963 } 1964 } else if (restored) { 1965 if (user.equals(UserHandleCompat.myUserHandle())) { 1966 Launcher.addDumpLog(TAG, 1967 "constructing info for partially restored package", 1968 true); 1969 info = getRestoredItemInfo(c, titleIndex, intent, 1970 promiseType, itemType, cursorIconInfo, context); 1971 intent = getRestoredItemIntent(c, context, intent); 1972 } else { 1973 // Don't restore items for other profiles. 1974 itemsToRemove.add(id); 1975 continue; 1976 } 1977 } else if (itemType == 1978 LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 1979 info = getAppShortcutInfo(manager, intent, user, context, c, 1980 cursorIconInfo.iconIndex, titleIndex, 1981 allowMissingTarget, useLowResIcon); 1982 } else { 1983 info = getShortcutInfo(c, context, titleIndex, cursorIconInfo); 1984 1985 // App shortcuts that used to be automatically added to Launcher 1986 // didn't always have the correct intent flags set, so do that 1987 // here 1988 if (intent.getAction() != null && 1989 intent.getCategories() != null && 1990 intent.getAction().equals(Intent.ACTION_MAIN) && 1991 intent.getCategories().contains(Intent.CATEGORY_LAUNCHER)) { 1992 intent.addFlags( 1993 Intent.FLAG_ACTIVITY_NEW_TASK | 1994 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1995 } 1996 } 1997 1998 if (info != null) { 1999 info.id = id; 2000 info.intent = intent; 2001 info.container = container; 2002 info.screenId = c.getInt(screenIndex); 2003 info.cellX = c.getInt(cellXIndex); 2004 info.cellY = c.getInt(cellYIndex); 2005 info.rank = c.getInt(rankIndex); 2006 info.spanX = 1; 2007 info.spanY = 1; 2008 info.intent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 2009 if (info.promisedIntent != null) { 2010 info.promisedIntent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 2011 } 2012 info.isDisabled = disabledState; 2013 if (isSafeMode && !Utilities.isSystemApp(context, intent)) { 2014 info.isDisabled |= ShortcutInfo.FLAG_DISABLED_SAFEMODE; 2015 } 2016 2017 // check & update map of what's occupied 2018 if (!checkItemPlacement(occupied, info, sBgWorkspaceScreens)) { 2019 itemsToRemove.add(id); 2020 break; 2021 } 2022 2023 if (restored) { 2024 ComponentName cn = info.getTargetComponent(); 2025 if (cn != null) { 2026 Integer progress = installingPkgs.get(cn.getPackageName()); 2027 if (progress != null) { 2028 info.setInstallProgress(progress); 2029 } else { 2030 info.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 2031 } 2032 } 2033 } 2034 2035 switch (container) { 2036 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2037 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2038 sBgWorkspaceItems.add(info); 2039 break; 2040 default: 2041 // Item is in a user folder 2042 FolderInfo folderInfo = 2043 findOrMakeFolder(sBgFolders, container); 2044 folderInfo.add(info); 2045 break; 2046 } 2047 sBgItemsIdMap.put(info.id, info); 2048 } else { 2049 throw new RuntimeException("Unexpected null ShortcutInfo"); 2050 } 2051 break; 2052 2053 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2054 id = c.getLong(idIndex); 2055 FolderInfo folderInfo = findOrMakeFolder(sBgFolders, id); 2056 2057 // Do not trim the folder label, as is was set by the user. 2058 folderInfo.title = c.getString(titleIndex); 2059 folderInfo.id = id; 2060 folderInfo.container = container; 2061 folderInfo.screenId = c.getInt(screenIndex); 2062 folderInfo.cellX = c.getInt(cellXIndex); 2063 folderInfo.cellY = c.getInt(cellYIndex); 2064 folderInfo.spanX = 1; 2065 folderInfo.spanY = 1; 2066 folderInfo.options = c.getInt(optionsIndex); 2067 2068 // check & update map of what's occupied 2069 if (!checkItemPlacement(occupied, folderInfo, sBgWorkspaceScreens)) { 2070 itemsToRemove.add(id); 2071 break; 2072 } 2073 2074 switch (container) { 2075 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2076 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2077 sBgWorkspaceItems.add(folderInfo); 2078 break; 2079 } 2080 2081 if (restored) { 2082 // no special handling required for restored folders 2083 restoredRows.add(id); 2084 } 2085 2086 sBgItemsIdMap.put(folderInfo.id, folderInfo); 2087 sBgFolders.put(folderInfo.id, folderInfo); 2088 break; 2089 2090 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 2091 case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET: 2092 // Read all Launcher-specific widget details 2093 boolean customWidget = itemType == 2094 LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET; 2095 2096 int appWidgetId = c.getInt(appWidgetIdIndex); 2097 serialNumber = c.getLong(profileIdIndex); 2098 String savedProvider = c.getString(appWidgetProviderIndex); 2099 id = c.getLong(idIndex); 2100 user = allUsers.get(serialNumber); 2101 if (user == null) { 2102 itemsToRemove.add(id); 2103 continue; 2104 } 2105 2106 final ComponentName component = 2107 ComponentName.unflattenFromString(savedProvider); 2108 2109 final int restoreStatus = c.getInt(restoredIndex); 2110 final boolean isIdValid = (restoreStatus & 2111 LauncherAppWidgetInfo.FLAG_ID_NOT_VALID) == 0; 2112 final boolean wasProviderReady = (restoreStatus & 2113 LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) == 0; 2114 2115 final LauncherAppWidgetProviderInfo provider = 2116 LauncherModel.getProviderInfo(context, 2117 ComponentName.unflattenFromString(savedProvider), 2118 user); 2119 2120 final boolean isProviderReady = isValidProvider(provider); 2121 if (!isSafeMode && !customWidget && 2122 wasProviderReady && !isProviderReady) { 2123 String log = "Deleting widget that isn't installed anymore: " 2124 + "id=" + id + " appWidgetId=" + appWidgetId; 2125 2126 Log.e(TAG, log); 2127 Launcher.addDumpLog(TAG, log, false); 2128 itemsToRemove.add(id); 2129 } else { 2130 if (isProviderReady) { 2131 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2132 provider.provider); 2133 2134 // The provider is available. So the widget is either 2135 // available or not available. We do not need to track 2136 // any future restore updates. 2137 int status = restoreStatus & 2138 ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2139 if (!wasProviderReady) { 2140 // If provider was not previously ready, update the 2141 // status and UI flag. 2142 2143 // Id would be valid only if the widget restore broadcast was received. 2144 if (isIdValid) { 2145 status = LauncherAppWidgetInfo.FLAG_UI_NOT_READY; 2146 } else { 2147 status &= ~LauncherAppWidgetInfo 2148 .FLAG_PROVIDER_NOT_READY; 2149 } 2150 } 2151 appWidgetInfo.restoreStatus = status; 2152 } else { 2153 Log.v(TAG, "Widget restore pending id=" + id 2154 + " appWidgetId=" + appWidgetId 2155 + " status =" + restoreStatus); 2156 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2157 component); 2158 appWidgetInfo.restoreStatus = restoreStatus; 2159 Integer installProgress = installingPkgs.get(component.getPackageName()); 2160 2161 if ((restoreStatus & LauncherAppWidgetInfo.FLAG_RESTORE_STARTED) != 0) { 2162 // Restore has started once. 2163 } else if (installProgress != null) { 2164 // App restore has started. Update the flag 2165 appWidgetInfo.restoreStatus |= 2166 LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2167 } else if (REMOVE_UNRESTORED_ICONS && !isSafeMode) { 2168 Launcher.addDumpLog(TAG, 2169 "Unrestored widget removed: " + component, true); 2170 itemsToRemove.add(id); 2171 continue; 2172 } 2173 2174 appWidgetInfo.installProgress = 2175 installProgress == null ? 0 : installProgress; 2176 } 2177 2178 appWidgetInfo.id = id; 2179 appWidgetInfo.screenId = c.getInt(screenIndex); 2180 appWidgetInfo.cellX = c.getInt(cellXIndex); 2181 appWidgetInfo.cellY = c.getInt(cellYIndex); 2182 appWidgetInfo.spanX = c.getInt(spanXIndex); 2183 appWidgetInfo.spanY = c.getInt(spanYIndex); 2184 appWidgetInfo.user = user; 2185 2186 if (container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 2187 container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2188 Log.e(TAG, "Widget found where container != " + 2189 "CONTAINER_DESKTOP nor CONTAINER_HOTSEAT - ignoring!"); 2190 itemsToRemove.add(id); 2191 continue; 2192 } 2193 2194 appWidgetInfo.container = container; 2195 // check & update map of what's occupied 2196 if (!checkItemPlacement(occupied, appWidgetInfo, sBgWorkspaceScreens)) { 2197 itemsToRemove.add(id); 2198 break; 2199 } 2200 2201 if (!customWidget) { 2202 String providerName = 2203 appWidgetInfo.providerName.flattenToString(); 2204 if (!providerName.equals(savedProvider) || 2205 (appWidgetInfo.restoreStatus != restoreStatus)) { 2206 ContentValues values = new ContentValues(); 2207 values.put( 2208 LauncherSettings.Favorites.APPWIDGET_PROVIDER, 2209 providerName); 2210 values.put(LauncherSettings.Favorites.RESTORED, 2211 appWidgetInfo.restoreStatus); 2212 updateItem(id, values); 2213 } 2214 } 2215 sBgItemsIdMap.put(appWidgetInfo.id, appWidgetInfo); 2216 sBgAppWidgets.add(appWidgetInfo); 2217 } 2218 break; 2219 } 2220 } catch (Exception e) { 2221 Launcher.addDumpLog(TAG, "Desktop items loading interrupted", e, true); 2222 } 2223 } 2224 } finally { 2225 if (c != null) { 2226 c.close(); 2227 } 2228 } 2229 2230 // Break early if we've stopped loading 2231 if (mStopped) { 2232 clearSBgDataStructures(); 2233 return; 2234 } 2235 2236 if (itemsToRemove.size() > 0) { 2237 // Remove dead items 2238 contentResolver.delete(LauncherSettings.Favorites.CONTENT_URI, 2239 Utilities.createDbSelectionQuery( 2240 LauncherSettings.Favorites._ID, itemsToRemove), null); 2241 if (DEBUG_LOADERS) { 2242 Log.d(TAG, "Removed = " + Utilities.createDbSelectionQuery( 2243 LauncherSettings.Favorites._ID, itemsToRemove)); 2244 } 2245 2246 // Remove any empty folder 2247 for (long folderId : LauncherAppState.getLauncherProvider() 2248 .deleteEmptyFolders()) { 2249 sBgWorkspaceItems.remove(sBgFolders.get(folderId)); 2250 sBgFolders.remove(folderId); 2251 sBgItemsIdMap.remove(folderId); 2252 } 2253 } 2254 2255 // Sort all the folder items and make sure the first 3 items are high resolution. 2256 for (FolderInfo folder : sBgFolders) { 2257 Collections.sort(folder.contents, Folder.ITEM_POS_COMPARATOR); 2258 int pos = 0; 2259 for (ShortcutInfo info : folder.contents) { 2260 if (info.usingLowResIcon) { 2261 info.updateIcon(mIconCache, false); 2262 } 2263 pos ++; 2264 if (pos >= FolderIcon.NUM_ITEMS_IN_PREVIEW) { 2265 break; 2266 } 2267 } 2268 } 2269 2270 if (restoredRows.size() > 0) { 2271 // Update restored items that no longer require special handling 2272 ContentValues values = new ContentValues(); 2273 values.put(LauncherSettings.Favorites.RESTORED, 0); 2274 contentResolver.update(LauncherSettings.Favorites.CONTENT_URI, values, 2275 Utilities.createDbSelectionQuery( 2276 LauncherSettings.Favorites._ID, restoredRows), null); 2277 } 2278 2279 if (!isSdCardReady && !sPendingPackages.isEmpty()) { 2280 context.registerReceiver(new AppsAvailabilityCheck(), 2281 new IntentFilter(Intent.ACTION_BOOT_COMPLETED), 2282 null, sWorker); 2283 } 2284 2285 // Remove any empty screens 2286 ArrayList<Long> unusedScreens = new ArrayList<Long>(sBgWorkspaceScreens); 2287 for (ItemInfo item: sBgItemsIdMap) { 2288 long screenId = item.screenId; 2289 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2290 unusedScreens.contains(screenId)) { 2291 unusedScreens.remove(screenId); 2292 } 2293 } 2294 2295 // If there are any empty screens remove them, and update. 2296 if (unusedScreens.size() != 0) { 2297 sBgWorkspaceScreens.removeAll(unusedScreens); 2298 updateWorkspaceScreenOrder(context, sBgWorkspaceScreens); 2299 } 2300 2301 if (DEBUG_LOADERS) { 2302 Log.d(TAG, "loaded workspace in " + (SystemClock.uptimeMillis()-t) + "ms"); 2303 Log.d(TAG, "workspace layout: "); 2304 int nScreens = occupied.size(); 2305 for (int y = 0; y < countY; y++) { 2306 String line = ""; 2307 2308 for (int i = 0; i < nScreens; i++) { 2309 long screenId = occupied.keyAt(i); 2310 if (screenId > 0) { 2311 line += " | "; 2312 } 2313 ItemInfo[][] screen = occupied.valueAt(i); 2314 for (int x = 0; x < countX; x++) { 2315 if (x < screen.length && y < screen[x].length) { 2316 line += (screen[x][y] != null) ? "#" : "."; 2317 } else { 2318 line += "!"; 2319 } 2320 } 2321 } 2322 Log.d(TAG, "[ " + line + " ]"); 2323 } 2324 } 2325 } 2326 } 2327 2328 /** 2329 * Partially updates the item without any notification. Must be called on the worker thread. 2330 */ 2331 private void updateItem(long itemId, ContentValues update) { 2332 mContext.getContentResolver().update( 2333 LauncherSettings.Favorites.CONTENT_URI, 2334 update, 2335 BaseColumns._ID + "= ?", 2336 new String[]{Long.toString(itemId)}); 2337 } 2338 2339 /** Filters the set of items who are directly or indirectly (via another container) on the 2340 * specified screen. */ 2341 private void filterCurrentWorkspaceItems(long currentScreenId, 2342 ArrayList<ItemInfo> allWorkspaceItems, 2343 ArrayList<ItemInfo> currentScreenItems, 2344 ArrayList<ItemInfo> otherScreenItems) { 2345 // Purge any null ItemInfos 2346 Iterator<ItemInfo> iter = allWorkspaceItems.iterator(); 2347 while (iter.hasNext()) { 2348 ItemInfo i = iter.next(); 2349 if (i == null) { 2350 iter.remove(); 2351 } 2352 } 2353 2354 // Order the set of items by their containers first, this allows use to walk through the 2355 // list sequentially, build up a list of containers that are in the specified screen, 2356 // as well as all items in those containers. 2357 Set<Long> itemsOnScreen = new HashSet<Long>(); 2358 Collections.sort(allWorkspaceItems, new Comparator<ItemInfo>() { 2359 @Override 2360 public int compare(ItemInfo lhs, ItemInfo rhs) { 2361 return (int) (lhs.container - rhs.container); 2362 } 2363 }); 2364 for (ItemInfo info : allWorkspaceItems) { 2365 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 2366 if (info.screenId == currentScreenId) { 2367 currentScreenItems.add(info); 2368 itemsOnScreen.add(info.id); 2369 } else { 2370 otherScreenItems.add(info); 2371 } 2372 } else if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2373 currentScreenItems.add(info); 2374 itemsOnScreen.add(info.id); 2375 } else { 2376 if (itemsOnScreen.contains(info.container)) { 2377 currentScreenItems.add(info); 2378 itemsOnScreen.add(info.id); 2379 } else { 2380 otherScreenItems.add(info); 2381 } 2382 } 2383 } 2384 } 2385 2386 /** Filters the set of widgets which are on the specified screen. */ 2387 private void filterCurrentAppWidgets(long currentScreenId, 2388 ArrayList<LauncherAppWidgetInfo> appWidgets, 2389 ArrayList<LauncherAppWidgetInfo> currentScreenWidgets, 2390 ArrayList<LauncherAppWidgetInfo> otherScreenWidgets) { 2391 2392 for (LauncherAppWidgetInfo widget : appWidgets) { 2393 if (widget == null) continue; 2394 if (widget.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2395 widget.screenId == currentScreenId) { 2396 currentScreenWidgets.add(widget); 2397 } else { 2398 otherScreenWidgets.add(widget); 2399 } 2400 } 2401 } 2402 2403 /** Filters the set of folders which are on the specified screen. */ 2404 private void filterCurrentFolders(long currentScreenId, 2405 LongArrayMap<ItemInfo> itemsIdMap, 2406 LongArrayMap<FolderInfo> folders, 2407 LongArrayMap<FolderInfo> currentScreenFolders, 2408 LongArrayMap<FolderInfo> otherScreenFolders) { 2409 2410 int total = folders.size(); 2411 for (int i = 0; i < total; i++) { 2412 long id = folders.keyAt(i); 2413 FolderInfo folder = folders.valueAt(i); 2414 2415 ItemInfo info = itemsIdMap.get(id); 2416 if (info == null || folder == null) continue; 2417 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2418 info.screenId == currentScreenId) { 2419 currentScreenFolders.put(id, folder); 2420 } else { 2421 otherScreenFolders.put(id, folder); 2422 } 2423 } 2424 } 2425 2426 /** Sorts the set of items by hotseat, workspace (spatially from top to bottom, left to 2427 * right) */ 2428 private void sortWorkspaceItemsSpatially(ArrayList<ItemInfo> workspaceItems) { 2429 final LauncherAppState app = LauncherAppState.getInstance(); 2430 final InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 2431 final int screenCols = profile.numColumns; 2432 final int screenCellCount = profile.numColumns * profile.numRows; 2433 Collections.sort(workspaceItems, new Comparator<ItemInfo>() { 2434 @Override 2435 public int compare(ItemInfo lhs, ItemInfo rhs) { 2436 if (lhs.container == rhs.container) { 2437 // Within containers, order by their spatial position in that container 2438 switch ((int) lhs.container) { 2439 case LauncherSettings.Favorites.CONTAINER_DESKTOP: { 2440 long lr = (lhs.screenId * screenCellCount + 2441 lhs.cellY * screenCols + lhs.cellX); 2442 long rr = (rhs.screenId * screenCellCount + 2443 rhs.cellY * screenCols + rhs.cellX); 2444 return (int) (lr - rr); 2445 } 2446 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: { 2447 // We currently use the screen id as the rank 2448 return (int) (lhs.screenId - rhs.screenId); 2449 } 2450 default: 2451 if (ProviderConfig.IS_DOGFOOD_BUILD) { 2452 throw new RuntimeException("Unexpected container type when " + 2453 "sorting workspace items."); 2454 } 2455 return 0; 2456 } 2457 } else { 2458 // Between containers, order by hotseat, desktop 2459 return (int) (lhs.container - rhs.container); 2460 } 2461 } 2462 }); 2463 } 2464 2465 private void bindWorkspaceScreens(final Callbacks oldCallbacks, 2466 final ArrayList<Long> orderedScreens) { 2467 final Runnable r = new Runnable() { 2468 @Override 2469 public void run() { 2470 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2471 if (callbacks != null) { 2472 callbacks.bindScreens(orderedScreens); 2473 } 2474 } 2475 }; 2476 runOnMainThread(r); 2477 } 2478 2479 private void bindWorkspaceItems(final Callbacks oldCallbacks, 2480 final ArrayList<ItemInfo> workspaceItems, 2481 final ArrayList<LauncherAppWidgetInfo> appWidgets, 2482 final LongArrayMap<FolderInfo> folders, 2483 final Executor executor) { 2484 2485 // Bind the workspace items 2486 int N = workspaceItems.size(); 2487 for (int i = 0; i < N; i += ITEMS_CHUNK) { 2488 final int start = i; 2489 final int chunkSize = (i+ITEMS_CHUNK <= N) ? ITEMS_CHUNK : (N-i); 2490 final Runnable r = new Runnable() { 2491 @Override 2492 public void run() { 2493 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2494 if (callbacks != null) { 2495 callbacks.bindItems(workspaceItems, start, start+chunkSize, 2496 false); 2497 } 2498 } 2499 }; 2500 executor.execute(r); 2501 } 2502 2503 // Bind the folders 2504 if (!folders.isEmpty()) { 2505 final Runnable r = new Runnable() { 2506 public void run() { 2507 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2508 if (callbacks != null) { 2509 callbacks.bindFolders(folders); 2510 } 2511 } 2512 }; 2513 executor.execute(r); 2514 } 2515 2516 // Bind the widgets, one at a time 2517 N = appWidgets.size(); 2518 for (int i = 0; i < N; i++) { 2519 final LauncherAppWidgetInfo widget = appWidgets.get(i); 2520 final Runnable r = new Runnable() { 2521 public void run() { 2522 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2523 if (callbacks != null) { 2524 callbacks.bindAppWidget(widget); 2525 } 2526 } 2527 }; 2528 executor.execute(r); 2529 } 2530 } 2531 2532 /** 2533 * Binds all loaded data to actual views on the main thread. 2534 */ 2535 private void bindWorkspace(int synchronizeBindPage) { 2536 final long t = SystemClock.uptimeMillis(); 2537 Runnable r; 2538 2539 // Don't use these two variables in any of the callback runnables. 2540 // Otherwise we hold a reference to them. 2541 final Callbacks oldCallbacks = mCallbacks.get(); 2542 if (oldCallbacks == null) { 2543 // This launcher has exited and nobody bothered to tell us. Just bail. 2544 Log.w(TAG, "LoaderTask running with no launcher"); 2545 return; 2546 } 2547 2548 // Save a copy of all the bg-thread collections 2549 ArrayList<ItemInfo> workspaceItems = new ArrayList<ItemInfo>(); 2550 ArrayList<LauncherAppWidgetInfo> appWidgets = 2551 new ArrayList<LauncherAppWidgetInfo>(); 2552 ArrayList<Long> orderedScreenIds = new ArrayList<Long>(); 2553 2554 final LongArrayMap<FolderInfo> folders; 2555 final LongArrayMap<ItemInfo> itemsIdMap; 2556 2557 synchronized (sBgLock) { 2558 workspaceItems.addAll(sBgWorkspaceItems); 2559 appWidgets.addAll(sBgAppWidgets); 2560 orderedScreenIds.addAll(sBgWorkspaceScreens); 2561 2562 folders = sBgFolders.clone(); 2563 itemsIdMap = sBgItemsIdMap.clone(); 2564 } 2565 2566 final boolean isLoadingSynchronously = 2567 synchronizeBindPage != PagedView.INVALID_RESTORE_PAGE; 2568 int currScreen = isLoadingSynchronously ? synchronizeBindPage : 2569 oldCallbacks.getCurrentWorkspaceScreen(); 2570 if (currScreen >= orderedScreenIds.size()) { 2571 // There may be no workspace screens (just hotseat items and an empty page). 2572 currScreen = PagedView.INVALID_RESTORE_PAGE; 2573 } 2574 final int currentScreen = currScreen; 2575 final long currentScreenId = currentScreen < 0 2576 ? INVALID_SCREEN_ID : orderedScreenIds.get(currentScreen); 2577 2578 // Load all the items that are on the current page first (and in the process, unbind 2579 // all the existing workspace items before we call startBinding() below. 2580 unbindWorkspaceItemsOnMainThread(); 2581 2582 // Separate the items that are on the current screen, and all the other remaining items 2583 ArrayList<ItemInfo> currentWorkspaceItems = new ArrayList<ItemInfo>(); 2584 ArrayList<ItemInfo> otherWorkspaceItems = new ArrayList<ItemInfo>(); 2585 ArrayList<LauncherAppWidgetInfo> currentAppWidgets = 2586 new ArrayList<LauncherAppWidgetInfo>(); 2587 ArrayList<LauncherAppWidgetInfo> otherAppWidgets = 2588 new ArrayList<LauncherAppWidgetInfo>(); 2589 LongArrayMap<FolderInfo> currentFolders = new LongArrayMap<>(); 2590 LongArrayMap<FolderInfo> otherFolders = new LongArrayMap<>(); 2591 2592 filterCurrentWorkspaceItems(currentScreenId, workspaceItems, currentWorkspaceItems, 2593 otherWorkspaceItems); 2594 filterCurrentAppWidgets(currentScreenId, appWidgets, currentAppWidgets, 2595 otherAppWidgets); 2596 filterCurrentFolders(currentScreenId, itemsIdMap, folders, currentFolders, 2597 otherFolders); 2598 sortWorkspaceItemsSpatially(currentWorkspaceItems); 2599 sortWorkspaceItemsSpatially(otherWorkspaceItems); 2600 2601 // Tell the workspace that we're about to start binding items 2602 r = new Runnable() { 2603 public void run() { 2604 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2605 if (callbacks != null) { 2606 callbacks.clearPendingBinds(); 2607 callbacks.startBinding(); 2608 } 2609 } 2610 }; 2611 runOnMainThread(r); 2612 2613 bindWorkspaceScreens(oldCallbacks, orderedScreenIds); 2614 2615 Executor mainExecutor = new DeferredMainThreadExecutor(); 2616 // Load items on the current page. 2617 bindWorkspaceItems(oldCallbacks, currentWorkspaceItems, currentAppWidgets, 2618 currentFolders, mainExecutor); 2619 2620 // In case of isLoadingSynchronously, only bind the first screen, and defer binding the 2621 // remaining screens after first onDraw is called. This ensures that the first screen 2622 // is immediately visible (eg. during rotation) 2623 // In case of !isLoadingSynchronously, bind all pages one after other. 2624 final Executor deferredExecutor = isLoadingSynchronously ? 2625 new ViewOnDrawExecutor(mHandler) : mainExecutor; 2626 2627 bindWorkspaceItems(oldCallbacks, otherWorkspaceItems, otherAppWidgets, 2628 otherFolders, deferredExecutor); 2629 2630 // Tell the workspace that we're done binding items 2631 r = new Runnable() { 2632 public void run() { 2633 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2634 if (callbacks != null) { 2635 callbacks.finishBindingItems(); 2636 } 2637 2638 mIsLoadingAndBindingWorkspace = false; 2639 2640 // Run all the bind complete runnables after workspace is bound. 2641 if (!mBindCompleteRunnables.isEmpty()) { 2642 synchronized (mBindCompleteRunnables) { 2643 for (final Runnable r : mBindCompleteRunnables) { 2644 runOnWorkerThread(r); 2645 } 2646 mBindCompleteRunnables.clear(); 2647 } 2648 } 2649 2650 // If we're profiling, ensure this is the last thing in the queue. 2651 if (DEBUG_LOADERS) { 2652 Log.d(TAG, "bound workspace in " 2653 + (SystemClock.uptimeMillis()-t) + "ms"); 2654 } 2655 2656 } 2657 }; 2658 deferredExecutor.execute(r); 2659 2660 if (isLoadingSynchronously) { 2661 r = new Runnable() { 2662 public void run() { 2663 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2664 if (callbacks != null) { 2665 // We are loading synchronously, which means, some of the pages will be 2666 // bound after first draw. Inform the callbacks that page binding is 2667 // not complete, and schedule the remaining pages. 2668 if (currentScreen != PagedView.INVALID_RESTORE_PAGE) { 2669 callbacks.onPageBoundSynchronously(currentScreen); 2670 } 2671 callbacks.executeOnNextDraw((ViewOnDrawExecutor) deferredExecutor); 2672 } 2673 } 2674 }; 2675 runOnMainThread(r); 2676 } 2677 } 2678 2679 private void loadAndBindAllApps() { 2680 if (DEBUG_LOADERS) { 2681 Log.d(TAG, "loadAndBindAllApps mAllAppsLoaded=" + mAllAppsLoaded); 2682 } 2683 if (!mAllAppsLoaded) { 2684 loadAllApps(); 2685 synchronized (LoaderTask.this) { 2686 if (mStopped) { 2687 return; 2688 } 2689 } 2690 updateIconCache(); 2691 synchronized (LoaderTask.this) { 2692 if (mStopped) { 2693 return; 2694 } 2695 mAllAppsLoaded = true; 2696 } 2697 } else { 2698 onlyBindAllApps(); 2699 } 2700 } 2701 2702 private void updateIconCache() { 2703 // Ignore packages which have a promise icon. 2704 HashSet<String> packagesToIgnore = new HashSet<>(); 2705 synchronized (sBgLock) { 2706 for (ItemInfo info : sBgItemsIdMap) { 2707 if (info instanceof ShortcutInfo) { 2708 ShortcutInfo si = (ShortcutInfo) info; 2709 if (si.isPromise() && si.getTargetComponent() != null) { 2710 packagesToIgnore.add(si.getTargetComponent().getPackageName()); 2711 } 2712 } else if (info instanceof LauncherAppWidgetInfo) { 2713 LauncherAppWidgetInfo lawi = (LauncherAppWidgetInfo) info; 2714 if (lawi.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)) { 2715 packagesToIgnore.add(lawi.providerName.getPackageName()); 2716 } 2717 } 2718 } 2719 } 2720 mIconCache.updateDbIcons(packagesToIgnore); 2721 } 2722 2723 private void onlyBindAllApps() { 2724 final Callbacks oldCallbacks = mCallbacks.get(); 2725 if (oldCallbacks == null) { 2726 // This launcher has exited and nobody bothered to tell us. Just bail. 2727 Log.w(TAG, "LoaderTask running with no launcher (onlyBindAllApps)"); 2728 return; 2729 } 2730 2731 // shallow copy 2732 @SuppressWarnings("unchecked") 2733 final ArrayList<AppInfo> list 2734 = (ArrayList<AppInfo>) mBgAllAppsList.data.clone(); 2735 final WidgetsModel widgetList = mBgWidgetsModel.clone(); 2736 Runnable r = new Runnable() { 2737 public void run() { 2738 final long t = SystemClock.uptimeMillis(); 2739 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2740 if (callbacks != null) { 2741 callbacks.bindAllApplications(list); 2742 callbacks.bindAllPackages(widgetList); 2743 } 2744 if (DEBUG_LOADERS) { 2745 Log.d(TAG, "bound all " + list.size() + " apps from cache in " 2746 + (SystemClock.uptimeMillis()-t) + "ms"); 2747 } 2748 } 2749 }; 2750 boolean isRunningOnMainThread = !(sWorkerThread.getThreadId() == Process.myTid()); 2751 if (isRunningOnMainThread) { 2752 r.run(); 2753 } else { 2754 mHandler.post(r); 2755 } 2756 } 2757 2758 private void loadAllApps() { 2759 final long loadTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2760 2761 final Callbacks oldCallbacks = mCallbacks.get(); 2762 if (oldCallbacks == null) { 2763 // This launcher has exited and nobody bothered to tell us. Just bail. 2764 Log.w(TAG, "LoaderTask running with no launcher (loadAllApps)"); 2765 return; 2766 } 2767 2768 final List<UserHandleCompat> profiles = mUserManager.getUserProfiles(); 2769 2770 // Clear the list of apps 2771 mBgAllAppsList.clear(); 2772 for (UserHandleCompat user : profiles) { 2773 // Query for the set of apps 2774 final long qiaTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2775 final List<LauncherActivityInfoCompat> apps = mLauncherApps.getActivityList(null, user); 2776 if (DEBUG_LOADERS) { 2777 Log.d(TAG, "getActivityList took " 2778 + (SystemClock.uptimeMillis()-qiaTime) + "ms for user " + user); 2779 Log.d(TAG, "getActivityList got " + apps.size() + " apps for user " + user); 2780 } 2781 // Fail if we don't have any apps 2782 // TODO: Fix this. Only fail for the current user. 2783 if (apps == null || apps.isEmpty()) { 2784 return; 2785 } 2786 2787 // Create the ApplicationInfos 2788 for (int i = 0; i < apps.size(); i++) { 2789 LauncherActivityInfoCompat app = apps.get(i); 2790 // This builds the icon bitmaps. 2791 mBgAllAppsList.add(new AppInfo(mContext, app, user, mIconCache)); 2792 } 2793 2794 final ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(mContext, user); 2795 if (heuristic != null) { 2796 final Runnable r = new Runnable() { 2797 2798 @Override 2799 public void run() { 2800 heuristic.processUserApps(apps); 2801 } 2802 }; 2803 runOnMainThread(new Runnable() { 2804 2805 @Override 2806 public void run() { 2807 // Check isLoadingWorkspace on the UI thread, as it is updated on 2808 // the UI thread. 2809 if (mIsLoadingAndBindingWorkspace) { 2810 synchronized (mBindCompleteRunnables) { 2811 mBindCompleteRunnables.add(r); 2812 } 2813 } else { 2814 runOnWorkerThread(r); 2815 } 2816 } 2817 }); 2818 } 2819 } 2820 // Huh? Shouldn't this be inside the Runnable below? 2821 final ArrayList<AppInfo> added = mBgAllAppsList.added; 2822 mBgAllAppsList.added = new ArrayList<AppInfo>(); 2823 2824 // Post callback on main thread 2825 mHandler.post(new Runnable() { 2826 public void run() { 2827 2828 final long bindTime = SystemClock.uptimeMillis(); 2829 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2830 if (callbacks != null) { 2831 callbacks.bindAllApplications(added); 2832 if (DEBUG_LOADERS) { 2833 Log.d(TAG, "bound " + added.size() + " apps in " 2834 + (SystemClock.uptimeMillis() - bindTime) + "ms"); 2835 } 2836 } else { 2837 Log.i(TAG, "not binding apps: no Launcher activity"); 2838 } 2839 } 2840 }); 2841 // Cleanup any data stored for a deleted user. 2842 ManagedProfileHeuristic.processAllUsers(profiles, mContext); 2843 2844 loadAndBindWidgetsAndShortcuts(tryGetCallbacks(oldCallbacks), true /* refresh */); 2845 if (DEBUG_LOADERS) { 2846 Log.d(TAG, "Icons processed in " 2847 + (SystemClock.uptimeMillis() - loadTime) + "ms"); 2848 } 2849 } 2850 2851 public void dumpState() { 2852 synchronized (sBgLock) { 2853 Log.d(TAG, "mLoaderTask.mContext=" + mContext); 2854 Log.d(TAG, "mLoaderTask.mStopped=" + mStopped); 2855 Log.d(TAG, "mLoaderTask.mLoadAndBindStepFinished=" + mLoadAndBindStepFinished); 2856 Log.d(TAG, "mItems size=" + sBgWorkspaceItems.size()); 2857 } 2858 } 2859 } 2860 2861 /** 2862 * Called when the icons for packages have been updated in the icon cache. 2863 */ 2864 public void onPackageIconsUpdated(HashSet<String> updatedPackages, UserHandleCompat user) { 2865 final Callbacks callbacks = getCallback(); 2866 final ArrayList<AppInfo> updatedApps = new ArrayList<>(); 2867 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<>(); 2868 2869 // If any package icon has changed (app was updated while launcher was dead), 2870 // update the corresponding shortcuts. 2871 synchronized (sBgLock) { 2872 for (ItemInfo info : sBgItemsIdMap) { 2873 if (info instanceof ShortcutInfo && user.equals(info.user) 2874 && info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 2875 ShortcutInfo si = (ShortcutInfo) info; 2876 ComponentName cn = si.getTargetComponent(); 2877 if (cn != null && updatedPackages.contains(cn.getPackageName())) { 2878 si.updateIcon(mIconCache); 2879 updatedShortcuts.add(si); 2880 } 2881 } 2882 } 2883 mBgAllAppsList.updateIconsAndLabels(updatedPackages, user, updatedApps); 2884 } 2885 2886 if (!updatedShortcuts.isEmpty()) { 2887 final UserHandleCompat userFinal = user; 2888 mHandler.post(new Runnable() { 2889 2890 public void run() { 2891 Callbacks cb = getCallback(); 2892 if (cb != null && callbacks == cb) { 2893 cb.bindShortcutsChanged(updatedShortcuts, 2894 new ArrayList<ShortcutInfo>(), userFinal); 2895 } 2896 } 2897 }); 2898 } 2899 2900 if (!updatedApps.isEmpty()) { 2901 mHandler.post(new Runnable() { 2902 2903 public void run() { 2904 Callbacks cb = getCallback(); 2905 if (cb != null && callbacks == cb) { 2906 cb.bindAppsUpdated(updatedApps); 2907 } 2908 } 2909 }); 2910 } 2911 2912 // Reload widget list. No need to refresh, as we only want to update the icons and labels. 2913 loadAndBindWidgetsAndShortcuts(callbacks, false); 2914 } 2915 2916 void enqueuePackageUpdated(PackageUpdatedTask task) { 2917 sWorker.post(task); 2918 } 2919 2920 @Thunk class AppsAvailabilityCheck extends BroadcastReceiver { 2921 2922 @Override 2923 public void onReceive(Context context, Intent intent) { 2924 synchronized (sBgLock) { 2925 final LauncherAppsCompat launcherApps = LauncherAppsCompat 2926 .getInstance(mApp.getContext()); 2927 final PackageManager manager = context.getPackageManager(); 2928 final ArrayList<String> packagesRemoved = new ArrayList<String>(); 2929 final ArrayList<String> packagesUnavailable = new ArrayList<String>(); 2930 for (Entry<UserHandleCompat, HashSet<String>> entry : sPendingPackages.entrySet()) { 2931 UserHandleCompat user = entry.getKey(); 2932 packagesRemoved.clear(); 2933 packagesUnavailable.clear(); 2934 for (String pkg : entry.getValue()) { 2935 if (!launcherApps.isPackageEnabledForProfile(pkg, user)) { 2936 boolean packageOnSdcard = launcherApps.isAppEnabled( 2937 manager, pkg, PackageManager.GET_UNINSTALLED_PACKAGES); 2938 if (packageOnSdcard) { 2939 Launcher.addDumpLog(TAG, "Package found on sd-card: " + pkg, true); 2940 packagesUnavailable.add(pkg); 2941 } else { 2942 Launcher.addDumpLog(TAG, "Package not found: " + pkg, true); 2943 packagesRemoved.add(pkg); 2944 } 2945 } 2946 } 2947 if (!packagesRemoved.isEmpty()) { 2948 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_REMOVE, 2949 packagesRemoved.toArray(new String[packagesRemoved.size()]), user)); 2950 } 2951 if (!packagesUnavailable.isEmpty()) { 2952 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UNAVAILABLE, 2953 packagesUnavailable.toArray(new String[packagesUnavailable.size()]), user)); 2954 } 2955 } 2956 sPendingPackages.clear(); 2957 } 2958 } 2959 } 2960 2961 private class PackageUpdatedTask implements Runnable { 2962 int mOp; 2963 String[] mPackages; 2964 UserHandleCompat mUser; 2965 2966 public static final int OP_NONE = 0; 2967 public static final int OP_ADD = 1; 2968 public static final int OP_UPDATE = 2; 2969 public static final int OP_REMOVE = 3; // uninstlled 2970 public static final int OP_UNAVAILABLE = 4; // external media unmounted 2971 2972 2973 public PackageUpdatedTask(int op, String[] packages, UserHandleCompat user) { 2974 mOp = op; 2975 mPackages = packages; 2976 mUser = user; 2977 } 2978 2979 public void run() { 2980 if (!mHasLoaderCompletedOnce) { 2981 // Loader has not yet run. 2982 return; 2983 } 2984 final Context context = mApp.getContext(); 2985 2986 final String[] packages = mPackages; 2987 final int N = packages.length; 2988 switch (mOp) { 2989 case OP_ADD: { 2990 for (int i=0; i<N; i++) { 2991 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.addPackage " + packages[i]); 2992 mIconCache.updateIconsForPkg(packages[i], mUser); 2993 mBgAllAppsList.addPackage(context, packages[i], mUser); 2994 } 2995 2996 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 2997 if (heuristic != null) { 2998 heuristic.processPackageAdd(mPackages); 2999 } 3000 break; 3001 } 3002 case OP_UPDATE: 3003 for (int i=0; i<N; i++) { 3004 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.updatePackage " + packages[i]); 3005 mIconCache.updateIconsForPkg(packages[i], mUser); 3006 mBgAllAppsList.updatePackage(context, packages[i], mUser); 3007 mApp.getWidgetCache().removePackage(packages[i], mUser); 3008 } 3009 break; 3010 case OP_REMOVE: { 3011 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 3012 if (heuristic != null) { 3013 heuristic.processPackageRemoved(mPackages); 3014 } 3015 for (int i=0; i<N; i++) { 3016 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 3017 mIconCache.removeIconsForPkg(packages[i], mUser); 3018 } 3019 // Fall through 3020 } 3021 case OP_UNAVAILABLE: 3022 for (int i=0; i<N; i++) { 3023 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 3024 mBgAllAppsList.removePackage(packages[i], mUser); 3025 mApp.getWidgetCache().removePackage(packages[i], mUser); 3026 } 3027 break; 3028 } 3029 3030 ArrayList<AppInfo> added = null; 3031 ArrayList<AppInfo> modified = null; 3032 final ArrayList<AppInfo> removedApps = new ArrayList<AppInfo>(); 3033 3034 if (mBgAllAppsList.added.size() > 0) { 3035 added = new ArrayList<AppInfo>(mBgAllAppsList.added); 3036 mBgAllAppsList.added.clear(); 3037 } 3038 if (mBgAllAppsList.modified.size() > 0) { 3039 modified = new ArrayList<AppInfo>(mBgAllAppsList.modified); 3040 mBgAllAppsList.modified.clear(); 3041 } 3042 if (mBgAllAppsList.removed.size() > 0) { 3043 removedApps.addAll(mBgAllAppsList.removed); 3044 mBgAllAppsList.removed.clear(); 3045 } 3046 3047 final Callbacks callbacks = getCallback(); 3048 if (callbacks == null) { 3049 Log.w(TAG, "Nobody to tell about the new app. Launcher is probably loading."); 3050 return; 3051 } 3052 3053 final HashMap<ComponentName, AppInfo> addedOrUpdatedApps = 3054 new HashMap<ComponentName, AppInfo>(); 3055 3056 if (added != null) { 3057 addAppsToAllApps(context, added); 3058 for (AppInfo ai : added) { 3059 addedOrUpdatedApps.put(ai.componentName, ai); 3060 } 3061 } 3062 3063 if (modified != null) { 3064 final ArrayList<AppInfo> modifiedFinal = modified; 3065 for (AppInfo ai : modified) { 3066 addedOrUpdatedApps.put(ai.componentName, ai); 3067 } 3068 3069 mHandler.post(new Runnable() { 3070 public void run() { 3071 Callbacks cb = getCallback(); 3072 if (callbacks == cb && cb != null) { 3073 callbacks.bindAppsUpdated(modifiedFinal); 3074 } 3075 } 3076 }); 3077 } 3078 3079 // Update shortcut infos 3080 if (mOp == OP_ADD || mOp == OP_UPDATE) { 3081 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<ShortcutInfo>(); 3082 final ArrayList<ShortcutInfo> removedShortcuts = new ArrayList<ShortcutInfo>(); 3083 final ArrayList<LauncherAppWidgetInfo> widgets = new ArrayList<LauncherAppWidgetInfo>(); 3084 3085 HashSet<String> packageSet = new HashSet<String>(Arrays.asList(packages)); 3086 synchronized (sBgLock) { 3087 for (ItemInfo info : sBgItemsIdMap) { 3088 if (info instanceof ShortcutInfo && mUser.equals(info.user)) { 3089 ShortcutInfo si = (ShortcutInfo) info; 3090 boolean infoUpdated = false; 3091 boolean shortcutUpdated = false; 3092 3093 // Update shortcuts which use iconResource. 3094 if ((si.iconResource != null) 3095 && packageSet.contains(si.iconResource.packageName)) { 3096 Bitmap icon = Utilities.createIconBitmap( 3097 si.iconResource.packageName, 3098 si.iconResource.resourceName, context); 3099 if (icon != null) { 3100 si.setIcon(icon); 3101 si.usingFallbackIcon = false; 3102 infoUpdated = true; 3103 } 3104 } 3105 3106 ComponentName cn = si.getTargetComponent(); 3107 if (cn != null && packageSet.contains(cn.getPackageName())) { 3108 AppInfo appInfo = addedOrUpdatedApps.get(cn); 3109 3110 if (si.isPromise()) { 3111 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 3112 // Auto install icon 3113 PackageManager pm = context.getPackageManager(); 3114 ResolveInfo matched = pm.resolveActivity( 3115 new Intent(Intent.ACTION_MAIN) 3116 .setComponent(cn).addCategory(Intent.CATEGORY_LAUNCHER), 3117 PackageManager.MATCH_DEFAULT_ONLY); 3118 if (matched == null) { 3119 // Try to find the best match activity. 3120 Intent intent = pm.getLaunchIntentForPackage( 3121 cn.getPackageName()); 3122 if (intent != null) { 3123 cn = intent.getComponent(); 3124 appInfo = addedOrUpdatedApps.get(cn); 3125 } 3126 3127 if ((intent == null) || (appInfo == null)) { 3128 removedShortcuts.add(si); 3129 continue; 3130 } 3131 si.promisedIntent = intent; 3132 } 3133 } 3134 3135 // Restore the shortcut. 3136 if (appInfo != null) { 3137 si.flags = appInfo.flags; 3138 } 3139 3140 si.intent = si.promisedIntent; 3141 si.promisedIntent = null; 3142 si.status = ShortcutInfo.DEFAULT; 3143 infoUpdated = true; 3144 si.updateIcon(mIconCache); 3145 } 3146 3147 if (appInfo != null && Intent.ACTION_MAIN.equals(si.intent.getAction()) 3148 && si.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 3149 si.updateIcon(mIconCache); 3150 si.title = Utilities.trim(appInfo.title); 3151 si.contentDescription = appInfo.contentDescription; 3152 infoUpdated = true; 3153 } 3154 3155 if ((si.isDisabled & ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE) != 0) { 3156 // Since package was just updated, the target must be available now. 3157 si.isDisabled &= ~ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3158 shortcutUpdated = true; 3159 } 3160 } 3161 3162 if (infoUpdated || shortcutUpdated) { 3163 updatedShortcuts.add(si); 3164 } 3165 if (infoUpdated) { 3166 updateItemInDatabase(context, si); 3167 } 3168 } else if (info instanceof LauncherAppWidgetInfo) { 3169 LauncherAppWidgetInfo widgetInfo = (LauncherAppWidgetInfo) info; 3170 if (mUser.equals(widgetInfo.user) 3171 && widgetInfo.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) 3172 && packageSet.contains(widgetInfo.providerName.getPackageName())) { 3173 widgetInfo.restoreStatus &= 3174 ~LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY & 3175 ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 3176 3177 // adding this flag ensures that launcher shows 'click to setup' 3178 // if the widget has a config activity. In case there is no config 3179 // activity, it will be marked as 'restored' during bind. 3180 widgetInfo.restoreStatus |= LauncherAppWidgetInfo.FLAG_UI_NOT_READY; 3181 3182 widgets.add(widgetInfo); 3183 updateItemInDatabase(context, widgetInfo); 3184 } 3185 } 3186 } 3187 } 3188 3189 if (!updatedShortcuts.isEmpty() || !removedShortcuts.isEmpty()) { 3190 mHandler.post(new Runnable() { 3191 3192 public void run() { 3193 Callbacks cb = getCallback(); 3194 if (callbacks == cb && cb != null) { 3195 callbacks.bindShortcutsChanged( 3196 updatedShortcuts, removedShortcuts, mUser); 3197 } 3198 } 3199 }); 3200 if (!removedShortcuts.isEmpty()) { 3201 deleteItemsFromDatabase(context, removedShortcuts); 3202 } 3203 } 3204 if (!widgets.isEmpty()) { 3205 mHandler.post(new Runnable() { 3206 public void run() { 3207 Callbacks cb = getCallback(); 3208 if (callbacks == cb && cb != null) { 3209 callbacks.bindWidgetsRestored(widgets); 3210 } 3211 } 3212 }); 3213 } 3214 } 3215 3216 final ArrayList<String> removedPackageNames = 3217 new ArrayList<String>(); 3218 if (mOp == OP_REMOVE || mOp == OP_UNAVAILABLE) { 3219 // Mark all packages in the broadcast to be removed 3220 removedPackageNames.addAll(Arrays.asList(packages)); 3221 } else if (mOp == OP_UPDATE) { 3222 // Mark disabled packages in the broadcast to be removed 3223 for (int i=0; i<N; i++) { 3224 if (isPackageDisabled(context, packages[i], mUser)) { 3225 removedPackageNames.add(packages[i]); 3226 } 3227 } 3228 } 3229 3230 if (!removedPackageNames.isEmpty() || !removedApps.isEmpty()) { 3231 final int removeReason; 3232 if (mOp == OP_UNAVAILABLE) { 3233 removeReason = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3234 } else { 3235 // Remove all the components associated with this package 3236 for (String pn : removedPackageNames) { 3237 deletePackageFromDatabase(context, pn, mUser); 3238 } 3239 // Remove all the specific components 3240 for (AppInfo a : removedApps) { 3241 ArrayList<ItemInfo> infos = getItemInfoForComponentName(a.componentName, mUser); 3242 deleteItemsFromDatabase(context, infos); 3243 } 3244 removeReason = 0; 3245 } 3246 3247 // Remove any queued items from the install queue 3248 InstallShortcutReceiver.removeFromInstallQueue(context, removedPackageNames, mUser); 3249 // Call the components-removed callback 3250 mHandler.post(new Runnable() { 3251 public void run() { 3252 Callbacks cb = getCallback(); 3253 if (callbacks == cb && cb != null) { 3254 callbacks.bindComponentsRemoved( 3255 removedPackageNames, removedApps, mUser, removeReason); 3256 } 3257 } 3258 }); 3259 } 3260 3261 // Update widgets 3262 if (mOp == OP_ADD || mOp == OP_REMOVE || mOp == OP_UPDATE) { 3263 // Always refresh for a package event on secondary user 3264 boolean needToRefresh = !mUser.equals(UserHandleCompat.myUserHandle()); 3265 3266 // Refresh widget list, if the package already had a widget. 3267 synchronized (sBgLock) { 3268 if (sBgWidgetProviders != null) { 3269 HashSet<String> pkgSet = new HashSet<>(); 3270 Collections.addAll(pkgSet, mPackages); 3271 3272 for (ComponentKey key : sBgWidgetProviders.keySet()) { 3273 needToRefresh |= key.user.equals(mUser) && 3274 pkgSet.contains(key.componentName.getPackageName()); 3275 } 3276 } 3277 } 3278 3279 if (!needToRefresh && mOp != OP_REMOVE) { 3280 // Refresh widget list, if there is any newly added widget 3281 PackageManager pm = context.getPackageManager(); 3282 for (String pkg : mPackages) { 3283 needToRefresh |= !pm.queryBroadcastReceivers( 3284 new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE) 3285 .setPackage(pkg), 0).isEmpty(); 3286 } 3287 } 3288 3289 loadAndBindWidgetsAndShortcuts(callbacks, needToRefresh); 3290 } 3291 3292 // Write all the logs to disk 3293 mHandler.post(new Runnable() { 3294 public void run() { 3295 Callbacks cb = getCallback(); 3296 if (callbacks == cb && cb != null) { 3297 callbacks.dumpLogsToLocalData(); 3298 } 3299 } 3300 }); 3301 } 3302 } 3303 3304 public static List<LauncherAppWidgetProviderInfo> getWidgetProviders(Context context, 3305 boolean refresh) { 3306 ArrayList<LauncherAppWidgetProviderInfo> results = 3307 new ArrayList<LauncherAppWidgetProviderInfo>(); 3308 try { 3309 synchronized (sBgLock) { 3310 if (sBgWidgetProviders == null || refresh) { 3311 HashMap<ComponentKey, LauncherAppWidgetProviderInfo> tmpWidgetProviders 3312 = new HashMap<>(); 3313 AppWidgetManagerCompat wm = AppWidgetManagerCompat.getInstance(context); 3314 LauncherAppWidgetProviderInfo info; 3315 3316 List<AppWidgetProviderInfo> widgets = wm.getAllProviders(); 3317 for (AppWidgetProviderInfo pInfo : widgets) { 3318 info = LauncherAppWidgetProviderInfo.fromProviderInfo(context, pInfo); 3319 UserHandleCompat user = wm.getUser(info); 3320 tmpWidgetProviders.put(new ComponentKey(info.provider, user), info); 3321 } 3322 3323 Collection<CustomAppWidget> customWidgets = Launcher.getCustomAppWidgets().values(); 3324 for (CustomAppWidget widget : customWidgets) { 3325 info = new LauncherAppWidgetProviderInfo(context, widget); 3326 UserHandleCompat user = wm.getUser(info); 3327 tmpWidgetProviders.put(new ComponentKey(info.provider, user), info); 3328 } 3329 // Replace the global list at the very end, so that if there is an exception, 3330 // previously loaded provider list is used. 3331 sBgWidgetProviders = tmpWidgetProviders; 3332 } 3333 results.addAll(sBgWidgetProviders.values()); 3334 return results; 3335 } 3336 } catch (Exception e) { 3337 if (e.getCause() instanceof TransactionTooLargeException) { 3338 // the returned value may be incomplete and will not be refreshed until the next 3339 // time Launcher starts. 3340 // TODO: after figuring out a repro step, introduce a dirty bit to check when 3341 // onResume is called to refresh the widget provider list. 3342 synchronized (sBgLock) { 3343 if (sBgWidgetProviders != null) { 3344 results.addAll(sBgWidgetProviders.values()); 3345 } 3346 return results; 3347 } 3348 } else { 3349 throw e; 3350 } 3351 } 3352 } 3353 3354 public static LauncherAppWidgetProviderInfo getProviderInfo(Context ctx, ComponentName name, 3355 UserHandleCompat user) { 3356 synchronized (sBgLock) { 3357 if (sBgWidgetProviders == null) { 3358 getWidgetProviders(ctx, false /* refresh */); 3359 } 3360 return sBgWidgetProviders.get(new ComponentKey(name, user)); 3361 } 3362 } 3363 3364 public void loadAndBindWidgetsAndShortcuts(final Callbacks callbacks, final boolean refresh) { 3365 3366 runOnWorkerThread(new Runnable() { 3367 @Override 3368 public void run() { 3369 updateWidgetsModel(refresh); 3370 final WidgetsModel model = mBgWidgetsModel.clone(); 3371 3372 mHandler.post(new Runnable() { 3373 @Override 3374 public void run() { 3375 Callbacks cb = getCallback(); 3376 if (callbacks == cb && cb != null) { 3377 callbacks.bindAllPackages(model); 3378 } 3379 } 3380 }); 3381 // update the Widget entries inside DB on the worker thread. 3382 LauncherAppState.getInstance().getWidgetCache().removeObsoletePreviews( 3383 model.getRawList()); 3384 } 3385 }); 3386 } 3387 3388 /** 3389 * Returns a list of ResolveInfos/AppWidgetInfos. 3390 * 3391 * @see #loadAndBindWidgetsAndShortcuts 3392 */ 3393 @Thunk void updateWidgetsModel(boolean refresh) { 3394 PackageManager packageManager = mApp.getContext().getPackageManager(); 3395 final ArrayList<Object> widgetsAndShortcuts = new ArrayList<Object>(); 3396 widgetsAndShortcuts.addAll(getWidgetProviders(mApp.getContext(), refresh)); 3397 Intent shortcutsIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 3398 widgetsAndShortcuts.addAll(packageManager.queryIntentActivities(shortcutsIntent, 0)); 3399 mBgWidgetsModel.setWidgetsAndShortcuts(widgetsAndShortcuts); 3400 } 3401 3402 @Thunk static boolean isPackageDisabled(Context context, String packageName, 3403 UserHandleCompat user) { 3404 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3405 return !launcherApps.isPackageEnabledForProfile(packageName, user); 3406 } 3407 3408 public static boolean isValidPackageActivity(Context context, ComponentName cn, 3409 UserHandleCompat user) { 3410 if (cn == null) { 3411 return false; 3412 } 3413 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3414 if (!launcherApps.isPackageEnabledForProfile(cn.getPackageName(), user)) { 3415 return false; 3416 } 3417 return launcherApps.isActivityEnabledForProfile(cn, user); 3418 } 3419 3420 public static boolean isValidPackage(Context context, String packageName, 3421 UserHandleCompat user) { 3422 if (packageName == null) { 3423 return false; 3424 } 3425 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3426 return launcherApps.isPackageEnabledForProfile(packageName, user); 3427 } 3428 3429 /** 3430 * Make an ShortcutInfo object for a restored application or shortcut item that points 3431 * to a package that is not yet installed on the system. 3432 */ 3433 public ShortcutInfo getRestoredItemInfo(Cursor c, int titleIndex, Intent intent, 3434 int promiseType, int itemType, CursorIconInfo iconInfo, Context context) { 3435 final ShortcutInfo info = new ShortcutInfo(); 3436 info.user = UserHandleCompat.myUserHandle(); 3437 3438 Bitmap icon = iconInfo.loadIcon(c, info, context); 3439 // the fallback icon 3440 if (icon == null) { 3441 mIconCache.getTitleAndIcon(info, intent, info.user, false /* useLowResIcon */); 3442 } else { 3443 info.setIcon(icon); 3444 } 3445 3446 if ((promiseType & ShortcutInfo.FLAG_RESTORED_ICON) != 0) { 3447 String title = (c != null) ? c.getString(titleIndex) : null; 3448 if (!TextUtils.isEmpty(title)) { 3449 info.title = Utilities.trim(title); 3450 } 3451 } else if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 3452 if (TextUtils.isEmpty(info.title)) { 3453 info.title = (c != null) ? Utilities.trim(c.getString(titleIndex)) : ""; 3454 } 3455 } else { 3456 throw new InvalidParameterException("Invalid restoreType " + promiseType); 3457 } 3458 3459 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3460 info.itemType = itemType; 3461 info.promisedIntent = intent; 3462 info.status = promiseType; 3463 return info; 3464 } 3465 3466 /** 3467 * Make an Intent object for a restored application or shortcut item that points 3468 * to the market page for the item. 3469 */ 3470 @Thunk Intent getRestoredItemIntent(Cursor c, Context context, Intent intent) { 3471 ComponentName componentName = intent.getComponent(); 3472 return getMarketIntent(componentName.getPackageName()); 3473 } 3474 3475 static Intent getMarketIntent(String packageName) { 3476 return new Intent(Intent.ACTION_VIEW) 3477 .setData(new Uri.Builder() 3478 .scheme("market") 3479 .authority("details") 3480 .appendQueryParameter("id", packageName) 3481 .build()); 3482 } 3483 3484 /** 3485 * Make an ShortcutInfo object for a shortcut that is an application. 3486 * 3487 * If c is not null, then it will be used to fill in missing data like the title and icon. 3488 */ 3489 public ShortcutInfo getAppShortcutInfo(PackageManager manager, Intent intent, 3490 UserHandleCompat user, Context context, Cursor c, int iconIndex, int titleIndex, 3491 boolean allowMissingTarget, boolean useLowResIcon) { 3492 if (user == null) { 3493 Log.d(TAG, "Null user found in getShortcutInfo"); 3494 return null; 3495 } 3496 3497 ComponentName componentName = intent.getComponent(); 3498 if (componentName == null) { 3499 Log.d(TAG, "Missing component found in getShortcutInfo: " + componentName); 3500 return null; 3501 } 3502 3503 Intent newIntent = new Intent(intent.getAction(), null); 3504 newIntent.addCategory(Intent.CATEGORY_LAUNCHER); 3505 newIntent.setComponent(componentName); 3506 LauncherActivityInfoCompat lai = mLauncherApps.resolveActivity(newIntent, user); 3507 if ((lai == null) && !allowMissingTarget) { 3508 Log.d(TAG, "Missing activity found in getShortcutInfo: " + componentName); 3509 return null; 3510 } 3511 3512 final ShortcutInfo info = new ShortcutInfo(); 3513 mIconCache.getTitleAndIcon(info, componentName, lai, user, false, useLowResIcon); 3514 if (mIconCache.isDefaultIcon(info.getIcon(mIconCache), user) && c != null) { 3515 Bitmap icon = Utilities.createIconBitmap(c, iconIndex, context); 3516 info.setIcon(icon == null ? mIconCache.getDefaultIcon(user) : icon); 3517 } 3518 3519 // from the db 3520 if (TextUtils.isEmpty(info.title) && c != null) { 3521 info.title = Utilities.trim(c.getString(titleIndex)); 3522 } 3523 3524 // fall back to the class name of the activity 3525 if (info.title == null) { 3526 info.title = componentName.getClassName(); 3527 } 3528 3529 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_APPLICATION; 3530 info.user = user; 3531 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3532 if (lai != null) { 3533 info.flags = AppInfo.initFlags(lai); 3534 } 3535 return info; 3536 } 3537 3538 static ArrayList<ItemInfo> filterItemInfos(Iterable<ItemInfo> infos, 3539 ItemInfoFilter f) { 3540 HashSet<ItemInfo> filtered = new HashSet<ItemInfo>(); 3541 for (ItemInfo i : infos) { 3542 if (i instanceof ShortcutInfo) { 3543 ShortcutInfo info = (ShortcutInfo) i; 3544 ComponentName cn = info.getTargetComponent(); 3545 if (cn != null && f.filterItem(null, info, cn)) { 3546 filtered.add(info); 3547 } 3548 } else if (i instanceof FolderInfo) { 3549 FolderInfo info = (FolderInfo) i; 3550 for (ShortcutInfo s : info.contents) { 3551 ComponentName cn = s.getTargetComponent(); 3552 if (cn != null && f.filterItem(info, s, cn)) { 3553 filtered.add(s); 3554 } 3555 } 3556 } else if (i instanceof LauncherAppWidgetInfo) { 3557 LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) i; 3558 ComponentName cn = info.providerName; 3559 if (cn != null && f.filterItem(null, info, cn)) { 3560 filtered.add(info); 3561 } 3562 } 3563 } 3564 return new ArrayList<ItemInfo>(filtered); 3565 } 3566 3567 @Thunk ArrayList<ItemInfo> getItemInfoForComponentName(final ComponentName cname, 3568 final UserHandleCompat user) { 3569 ItemInfoFilter filter = new ItemInfoFilter() { 3570 @Override 3571 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 3572 if (info.user == null) { 3573 return cn.equals(cname); 3574 } else { 3575 return cn.equals(cname) && info.user.equals(user); 3576 } 3577 } 3578 }; 3579 return filterItemInfos(sBgItemsIdMap, filter); 3580 } 3581 3582 /** 3583 * Make an ShortcutInfo object for a shortcut that isn't an application. 3584 */ 3585 @Thunk ShortcutInfo getShortcutInfo(Cursor c, Context context, 3586 int titleIndex, CursorIconInfo iconInfo) { 3587 final ShortcutInfo info = new ShortcutInfo(); 3588 // Non-app shortcuts are only supported for current user. 3589 info.user = UserHandleCompat.myUserHandle(); 3590 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT; 3591 3592 // TODO: If there's an explicit component and we can't install that, delete it. 3593 3594 info.title = Utilities.trim(c.getString(titleIndex)); 3595 3596 Bitmap icon = iconInfo.loadIcon(c, info, context); 3597 // the fallback icon 3598 if (icon == null) { 3599 icon = mIconCache.getDefaultIcon(info.user); 3600 info.usingFallbackIcon = true; 3601 } 3602 info.setIcon(icon); 3603 return info; 3604 } 3605 3606 ShortcutInfo infoFromShortcutIntent(Context context, Intent data) { 3607 Intent intent = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_INTENT); 3608 String name = data.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 3609 Parcelable bitmap = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON); 3610 3611 if (intent == null) { 3612 // If the intent is null, we can't construct a valid ShortcutInfo, so we return null 3613 Log.e(TAG, "Can't construct ShorcutInfo with null intent"); 3614 return null; 3615 } 3616 3617 Bitmap icon = null; 3618 boolean customIcon = false; 3619 ShortcutIconResource iconResource = null; 3620 3621 if (bitmap instanceof Bitmap) { 3622 icon = Utilities.createIconBitmap((Bitmap) bitmap, context); 3623 customIcon = true; 3624 } else { 3625 Parcelable extra = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE); 3626 if (extra instanceof ShortcutIconResource) { 3627 iconResource = (ShortcutIconResource) extra; 3628 icon = Utilities.createIconBitmap(iconResource.packageName, 3629 iconResource.resourceName, context); 3630 } 3631 } 3632 3633 final ShortcutInfo info = new ShortcutInfo(); 3634 3635 // Only support intents for current user for now. Intents sent from other 3636 // users wouldn't get here without intent forwarding anyway. 3637 info.user = UserHandleCompat.myUserHandle(); 3638 if (icon == null) { 3639 icon = mIconCache.getDefaultIcon(info.user); 3640 info.usingFallbackIcon = true; 3641 } 3642 info.setIcon(icon); 3643 3644 info.title = Utilities.trim(name); 3645 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3646 info.intent = intent; 3647 info.customIcon = customIcon; 3648 info.iconResource = iconResource; 3649 3650 return info; 3651 } 3652 3653 /** 3654 * Return an existing FolderInfo object if we have encountered this ID previously, 3655 * or make a new one. 3656 */ 3657 @Thunk static FolderInfo findOrMakeFolder(LongArrayMap<FolderInfo> folders, long id) { 3658 // See if a placeholder was created for us already 3659 FolderInfo folderInfo = folders.get(id); 3660 if (folderInfo == null) { 3661 // No placeholder -- create a new instance 3662 folderInfo = new FolderInfo(); 3663 folders.put(id, folderInfo); 3664 } 3665 return folderInfo; 3666 } 3667 3668 3669 static boolean isValidProvider(AppWidgetProviderInfo provider) { 3670 return (provider != null) && (provider.provider != null) 3671 && (provider.provider.getPackageName() != null); 3672 } 3673 3674 public void dumpState() { 3675 Log.d(TAG, "mCallbacks=" + mCallbacks); 3676 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.data", mBgAllAppsList.data); 3677 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.added", mBgAllAppsList.added); 3678 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.removed", mBgAllAppsList.removed); 3679 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.modified", mBgAllAppsList.modified); 3680 if (mLoaderTask != null) { 3681 mLoaderTask.dumpState(); 3682 } else { 3683 Log.d(TAG, "mLoaderTask=null"); 3684 } 3685 } 3686 3687 public Callbacks getCallback() { 3688 return mCallbacks != null ? mCallbacks.get() : null; 3689 } 3690 3691 /** 3692 * @return {@link FolderInfo} if its already loaded. 3693 */ 3694 public FolderInfo findFolderById(Long folderId) { 3695 synchronized (sBgLock) { 3696 return sBgFolders.get(folderId); 3697 } 3698 } 3699 3700 @Thunk class DeferredMainThreadExecutor implements Executor { 3701 3702 @Override 3703 public void execute(Runnable command) { 3704 runOnMainThread(command); 3705 } 3706 } 3707 3708 /** 3709 * @return the looper for the worker thread which can be used to start background tasks. 3710 */ 3711 public static Looper getWorkerLooper() { 3712 return sWorkerThread.getLooper(); 3713 } 3714} 3715