LauncherModel.java revision 3bbbabc54ac73a4451b0a862a3faac6426b1b7b4
1/* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.launcher3; 18 19import android.app.SearchManager; 20import android.appwidget.AppWidgetProviderInfo; 21import android.content.BroadcastReceiver; 22import android.content.ComponentName; 23import android.content.ContentProviderOperation; 24import android.content.ContentResolver; 25import android.content.ContentValues; 26import android.content.Context; 27import android.content.Intent; 28import android.content.Intent.ShortcutIconResource; 29import android.content.IntentFilter; 30import android.content.pm.PackageManager; 31import android.content.pm.ProviderInfo; 32import android.content.pm.ResolveInfo; 33import android.database.Cursor; 34import android.graphics.Bitmap; 35import android.net.Uri; 36import android.os.Environment; 37import android.os.Handler; 38import android.os.HandlerThread; 39import android.os.Looper; 40import android.os.Parcelable; 41import android.os.Process; 42import android.os.SystemClock; 43import android.provider.BaseColumns; 44import android.text.TextUtils; 45import android.util.Log; 46import android.util.LongSparseArray; 47import android.util.Pair; 48 49import com.android.launcher3.compat.AppWidgetManagerCompat; 50import com.android.launcher3.compat.LauncherActivityInfoCompat; 51import com.android.launcher3.compat.LauncherAppsCompat; 52import com.android.launcher3.compat.PackageInstallerCompat; 53import com.android.launcher3.compat.PackageInstallerCompat.PackageInstallInfo; 54import com.android.launcher3.compat.UserHandleCompat; 55import com.android.launcher3.compat.UserManagerCompat; 56import com.android.launcher3.config.ProviderConfig; 57import com.android.launcher3.folder.Folder; 58import com.android.launcher3.folder.FolderIcon; 59import com.android.launcher3.model.GridSizeMigrationTask; 60import com.android.launcher3.model.WidgetsModel; 61import com.android.launcher3.util.ComponentKey; 62import com.android.launcher3.util.CursorIconInfo; 63import com.android.launcher3.util.FlagOp; 64import com.android.launcher3.util.LongArrayMap; 65import com.android.launcher3.util.ManagedProfileHeuristic; 66import com.android.launcher3.util.Thunk; 67import com.android.launcher3.util.ViewOnDrawExecutor; 68 69import java.lang.ref.WeakReference; 70import java.net.URISyntaxException; 71import java.security.InvalidParameterException; 72import java.util.ArrayList; 73import java.util.Arrays; 74import java.util.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 private final AllAppsList mBgAllAppsList; 138 // Entire list of widgets. 139 private final 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 // sPendingPackages is a set of packages which could be on sdcard and are not available yet 167 static final HashMap<UserHandleCompat, HashSet<String>> sPendingPackages = 168 new HashMap<UserHandleCompat, HashSet<String>>(); 169 170 // </ only access in worker thread > 171 172 @Thunk IconCache mIconCache; 173 174 @Thunk final LauncherAppsCompat mLauncherApps; 175 @Thunk final UserManagerCompat mUserManager; 176 177 public interface Callbacks { 178 public boolean setLoadOnResume(); 179 public int getCurrentWorkspaceScreen(); 180 public void clearPendingBinds(); 181 public void startBinding(); 182 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end, 183 boolean forceAnimateIcons); 184 public void bindScreens(ArrayList<Long> orderedScreenIds); 185 public void bindAddScreens(ArrayList<Long> orderedScreenIds); 186 public void bindFolders(LongArrayMap<FolderInfo> folders); 187 public void finishBindingItems(); 188 public void bindAppWidget(LauncherAppWidgetInfo info); 189 public void bindAllApplications(ArrayList<AppInfo> apps); 190 public void bindAppsAdded(ArrayList<Long> newScreens, 191 ArrayList<ItemInfo> addNotAnimated, 192 ArrayList<ItemInfo> addAnimated, 193 ArrayList<AppInfo> addedApps); 194 public void bindAppsUpdated(ArrayList<AppInfo> apps); 195 public void bindShortcutsChanged(ArrayList<ShortcutInfo> updated, 196 ArrayList<ShortcutInfo> removed, UserHandleCompat user); 197 public void bindWidgetsRestored(ArrayList<LauncherAppWidgetInfo> widgets); 198 public void bindRestoreItemsChange(HashSet<ItemInfo> updates); 199 public void bindWorkspaceComponentsRemoved( 200 HashSet<String> packageNames, HashSet<ComponentName> components, 201 UserHandleCompat user); 202 public void bindAppInfosRemoved(ArrayList<AppInfo> appInfos); 203 public void notifyWidgetProvidersChanged(); 204 public void bindWidgetsModel(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 } 210 211 public interface ItemInfoFilter { 212 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn); 213 } 214 215 LauncherModel(LauncherAppState app, IconCache iconCache, AppFilter appFilter) { 216 Context context = app.getContext(); 217 218 mAppsCanBeOnRemoveableStorage = Environment.isExternalStorageRemovable(); 219 String oldProvider = context.getString(R.string.old_launcher_provider_uri); 220 // This may be the same as MIGRATE_AUTHORITY, or it may be replaced by a different 221 // resource string. 222 String redirectAuthority = Uri.parse(oldProvider).getAuthority(); 223 ProviderInfo providerInfo = 224 context.getPackageManager().resolveContentProvider(MIGRATE_AUTHORITY, 0); 225 ProviderInfo redirectProvider = 226 context.getPackageManager().resolveContentProvider(redirectAuthority, 0); 227 228 Log.d(TAG, "Old launcher provider: " + oldProvider); 229 mOldContentProviderExists = (providerInfo != null) && (redirectProvider != null); 230 231 if (mOldContentProviderExists) { 232 Log.d(TAG, "Old launcher provider exists."); 233 } else { 234 Log.d(TAG, "Old launcher provider does not exist."); 235 } 236 237 mApp = app; 238 mBgAllAppsList = new AllAppsList(iconCache, appFilter); 239 mBgWidgetsModel = new WidgetsModel(context, iconCache, appFilter); 240 mIconCache = iconCache; 241 242 mLauncherApps = LauncherAppsCompat.getInstance(context); 243 mUserManager = UserManagerCompat.getInstance(context); 244 } 245 246 /** Runs the specified runnable immediately if called from the main thread, otherwise it is 247 * posted on the main thread handler. */ 248 @Thunk void runOnMainThread(Runnable r) { 249 if (sWorkerThread.getThreadId() == Process.myTid()) { 250 // If we are on the worker thread, post onto the main handler 251 mHandler.post(r); 252 } else { 253 r.run(); 254 } 255 } 256 257 /** Runs the specified runnable immediately if called from the worker thread, otherwise it is 258 * posted on the worker thread handler. */ 259 @Thunk static void runOnWorkerThread(Runnable r) { 260 if (sWorkerThread.getThreadId() == Process.myTid()) { 261 r.run(); 262 } else { 263 // If we are not on the worker thread, then post to the worker handler 264 sWorker.post(r); 265 } 266 } 267 268 boolean canMigrateFromOldLauncherDb(Launcher launcher) { 269 return mOldContentProviderExists && !launcher.isLauncherPreinstalled() ; 270 } 271 272 public void setPackageState(final PackageInstallInfo installInfo) { 273 Runnable updateRunnable = new Runnable() { 274 275 @Override 276 public void run() { 277 synchronized (sBgLock) { 278 final HashSet<ItemInfo> updates = new HashSet<>(); 279 280 if (installInfo.state == PackageInstallerCompat.STATUS_INSTALLED) { 281 // Ignore install success events as they are handled by Package add events. 282 return; 283 } 284 285 for (ItemInfo info : sBgItemsIdMap) { 286 if (info instanceof ShortcutInfo) { 287 ShortcutInfo si = (ShortcutInfo) info; 288 ComponentName cn = si.getTargetComponent(); 289 if (si.isPromise() && (cn != null) 290 && installInfo.packageName.equals(cn.getPackageName())) { 291 si.setInstallProgress(installInfo.progress); 292 293 if (installInfo.state == PackageInstallerCompat.STATUS_FAILED) { 294 // Mark this info as broken. 295 si.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 296 } 297 updates.add(si); 298 } 299 } 300 } 301 302 for (LauncherAppWidgetInfo widget : sBgAppWidgets) { 303 if (widget.providerName.getPackageName().equals(installInfo.packageName)) { 304 widget.installProgress = installInfo.progress; 305 updates.add(widget); 306 } 307 } 308 309 if (!updates.isEmpty()) { 310 // Push changes to the callback. 311 Runnable r = new Runnable() { 312 public void run() { 313 Callbacks callbacks = getCallback(); 314 if (callbacks != null) { 315 callbacks.bindRestoreItemsChange(updates); 316 } 317 } 318 }; 319 mHandler.post(r); 320 } 321 } 322 } 323 }; 324 runOnWorkerThread(updateRunnable); 325 } 326 327 /** 328 * Updates the icons and label of all pending icons for the provided package name. 329 */ 330 public void updateSessionDisplayInfo(final String packageName) { 331 Runnable updateRunnable = new Runnable() { 332 333 @Override 334 public void run() { 335 synchronized (sBgLock) { 336 final ArrayList<ShortcutInfo> updates = new ArrayList<>(); 337 final UserHandleCompat user = UserHandleCompat.myUserHandle(); 338 339 for (ItemInfo info : sBgItemsIdMap) { 340 if (info instanceof ShortcutInfo) { 341 ShortcutInfo si = (ShortcutInfo) info; 342 ComponentName cn = si.getTargetComponent(); 343 if (si.isPromise() && (cn != null) 344 && packageName.equals(cn.getPackageName())) { 345 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 346 // For auto install apps update the icon as well as label. 347 mIconCache.getTitleAndIcon(si, 348 si.promisedIntent, user, 349 si.shouldUseLowResIcon()); 350 } else { 351 // Only update the icon for restored apps. 352 si.updateIcon(mIconCache); 353 } 354 updates.add(si); 355 } 356 } 357 } 358 359 if (!updates.isEmpty()) { 360 // Push changes to the callback. 361 Runnable r = new Runnable() { 362 public void run() { 363 Callbacks callbacks = getCallback(); 364 if (callbacks != null) { 365 callbacks.bindShortcutsChanged(updates, 366 new ArrayList<ShortcutInfo>(), user); 367 } 368 } 369 }; 370 mHandler.post(r); 371 } 372 } 373 } 374 }; 375 runOnWorkerThread(updateRunnable); 376 } 377 378 public void addAppsToAllApps(final Context ctx, final ArrayList<AppInfo> allAppsApps) { 379 final Callbacks callbacks = getCallback(); 380 381 if (allAppsApps == null) { 382 throw new RuntimeException("allAppsApps must not be null"); 383 } 384 if (allAppsApps.isEmpty()) { 385 return; 386 } 387 388 // Process the newly added applications and add them to the database first 389 Runnable r = new Runnable() { 390 public void run() { 391 runOnMainThread(new Runnable() { 392 public void run() { 393 Callbacks cb = getCallback(); 394 if (callbacks == cb && cb != null) { 395 callbacks.bindAppsAdded(null, null, null, allAppsApps); 396 } 397 } 398 }); 399 } 400 }; 401 runOnWorkerThread(r); 402 } 403 404 private static boolean findNextAvailableIconSpaceInScreen(ArrayList<ItemInfo> occupiedPos, 405 int[] xy, int spanX, int spanY) { 406 LauncherAppState app = LauncherAppState.getInstance(); 407 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 408 final int xCount = (int) profile.numColumns; 409 final int yCount = (int) profile.numRows; 410 boolean[][] occupied = new boolean[xCount][yCount]; 411 if (occupiedPos != null) { 412 for (ItemInfo r : occupiedPos) { 413 int right = r.cellX + r.spanX; 414 int bottom = r.cellY + r.spanY; 415 for (int x = r.cellX; 0 <= x && x < right && x < xCount; x++) { 416 for (int y = r.cellY; 0 <= y && y < bottom && y < yCount; y++) { 417 occupied[x][y] = true; 418 } 419 } 420 } 421 } 422 return Utilities.findVacantCell(xy, spanX, spanY, xCount, yCount, occupied); 423 } 424 425 /** 426 * Find a position on the screen for the given size or adds a new screen. 427 * @return screenId and the coordinates for the item. 428 */ 429 @Thunk Pair<Long, int[]> findSpaceForItem( 430 Context context, 431 ArrayList<Long> workspaceScreens, 432 ArrayList<Long> addedWorkspaceScreensFinal, 433 int spanX, int spanY) { 434 LongSparseArray<ArrayList<ItemInfo>> screenItems = new LongSparseArray<>(); 435 436 // Use sBgItemsIdMap as all the items are already loaded. 437 assertWorkspaceLoaded(); 438 synchronized (sBgLock) { 439 for (ItemInfo info : sBgItemsIdMap) { 440 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 441 ArrayList<ItemInfo> items = screenItems.get(info.screenId); 442 if (items == null) { 443 items = new ArrayList<>(); 444 screenItems.put(info.screenId, items); 445 } 446 items.add(info); 447 } 448 } 449 } 450 451 // Find appropriate space for the item. 452 long screenId = 0; 453 int[] cordinates = new int[2]; 454 boolean found = false; 455 456 int screenCount = workspaceScreens.size(); 457 // First check the preferred screen. 458 int preferredScreenIndex = workspaceScreens.isEmpty() ? 0 : 1; 459 if (preferredScreenIndex < screenCount) { 460 screenId = workspaceScreens.get(preferredScreenIndex); 461 found = findNextAvailableIconSpaceInScreen( 462 screenItems.get(screenId), cordinates, spanX, spanY); 463 } 464 465 if (!found) { 466 // Search on any of the screens starting from the first screen. 467 for (int screen = 1; screen < screenCount; screen++) { 468 screenId = workspaceScreens.get(screen); 469 if (findNextAvailableIconSpaceInScreen( 470 screenItems.get(screenId), cordinates, spanX, spanY)) { 471 // We found a space for it 472 found = true; 473 break; 474 } 475 } 476 } 477 478 if (!found) { 479 // Still no position found. Add a new screen to the end. 480 screenId = LauncherSettings.Settings.call(context.getContentResolver(), 481 LauncherSettings.Settings.METHOD_NEW_SCREEN_ID) 482 .getLong(LauncherSettings.Settings.EXTRA_VALUE); 483 484 // Save the screen id for binding in the workspace 485 workspaceScreens.add(screenId); 486 addedWorkspaceScreensFinal.add(screenId); 487 488 // If we still can't find an empty space, then God help us all!!! 489 if (!findNextAvailableIconSpaceInScreen( 490 screenItems.get(screenId), cordinates, spanX, spanY)) { 491 throw new RuntimeException("Can't find space to add the item"); 492 } 493 } 494 return Pair.create(screenId, cordinates); 495 } 496 497 /** 498 * Adds the provided items to the workspace. 499 */ 500 public void addAndBindAddedWorkspaceItems(final Context context, 501 final ArrayList<? extends ItemInfo> workspaceApps) { 502 final Callbacks callbacks = getCallback(); 503 if (workspaceApps.isEmpty()) { 504 return; 505 } 506 // Process the newly added applications and add them to the database first 507 Runnable r = new Runnable() { 508 public void run() { 509 final ArrayList<ItemInfo> addedShortcutsFinal = new ArrayList<ItemInfo>(); 510 final ArrayList<Long> addedWorkspaceScreensFinal = new ArrayList<Long>(); 511 512 // Get the list of workspace screens. We need to append to this list and 513 // can not use sBgWorkspaceScreens because loadWorkspace() may not have been 514 // called. 515 ArrayList<Long> workspaceScreens = loadWorkspaceScreensDb(context); 516 synchronized(sBgLock) { 517 for (ItemInfo item : workspaceApps) { 518 if (item instanceof ShortcutInfo) { 519 // Short-circuit this logic if the icon exists somewhere on the workspace 520 if (shortcutExists(context, item.getIntent(), item.user)) { 521 continue; 522 } 523 } 524 525 // Find appropriate space for the item. 526 Pair<Long, int[]> coords = findSpaceForItem(context, 527 workspaceScreens, addedWorkspaceScreensFinal, 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 public 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 public 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 * Add an item to the database in a specified container. Sets the container, screen, cellX and 925 * cellY fields of the item. Also assigns an ID to the item. 926 */ 927 public static void addItemToDatabase(Context context, final ItemInfo item, final long container, 928 final long screenId, final int cellX, final int cellY) { 929 item.container = container; 930 item.cellX = cellX; 931 item.cellY = cellY; 932 // We store hotseat items in canonical form which is this orientation invariant position 933 // in the hotseat 934 if (context instanceof Launcher && screenId < 0 && 935 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 936 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 937 } else { 938 item.screenId = screenId; 939 } 940 941 final ContentValues values = new ContentValues(); 942 final ContentResolver cr = context.getContentResolver(); 943 item.onAddToDatabase(context, values); 944 945 item.id = LauncherSettings.Settings.call(cr, LauncherSettings.Settings.METHOD_NEW_ITEM_ID) 946 .getLong(LauncherSettings.Settings.EXTRA_VALUE); 947 948 values.put(LauncherSettings.Favorites._ID, item.id); 949 950 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 951 Runnable r = new Runnable() { 952 public void run() { 953 cr.insert(LauncherSettings.Favorites.CONTENT_URI, values); 954 955 // Lock on mBgLock *after* the db operation 956 synchronized (sBgLock) { 957 checkItemInfoLocked(item.id, item, stackTrace); 958 sBgItemsIdMap.put(item.id, item); 959 switch (item.itemType) { 960 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 961 sBgFolders.put(item.id, (FolderInfo) item); 962 // Fall through 963 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 964 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 965 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 966 item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 967 sBgWorkspaceItems.add(item); 968 } else { 969 if (!sBgFolders.containsKey(item.container)) { 970 // Adding an item to a folder that doesn't exist. 971 String msg = "adding item: " + item + " to a folder that " + 972 " doesn't exist"; 973 Log.e(TAG, msg); 974 } 975 } 976 break; 977 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 978 sBgAppWidgets.add((LauncherAppWidgetInfo) item); 979 break; 980 } 981 } 982 } 983 }; 984 runOnWorkerThread(r); 985 } 986 987 private static ArrayList<ItemInfo> getItemsByPackageName( 988 final String pn, final UserHandleCompat user) { 989 ItemInfoFilter filter = new ItemInfoFilter() { 990 @Override 991 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 992 return cn.getPackageName().equals(pn) && info.user.equals(user); 993 } 994 }; 995 return filterItemInfos(sBgItemsIdMap, filter); 996 } 997 998 /** 999 * Removes all the items from the database corresponding to the specified package. 1000 */ 1001 static void deletePackageFromDatabase(Context context, final String pn, 1002 final UserHandleCompat user) { 1003 deleteItemsFromDatabase(context, getItemsByPackageName(pn, user)); 1004 } 1005 1006 /** 1007 * Removes the specified item from the database 1008 */ 1009 public static void deleteItemFromDatabase(Context context, final ItemInfo item) { 1010 ArrayList<ItemInfo> items = new ArrayList<ItemInfo>(); 1011 items.add(item); 1012 deleteItemsFromDatabase(context, items); 1013 } 1014 1015 /** 1016 * Removes the specified items from the database 1017 */ 1018 static void deleteItemsFromDatabase(Context context, final ArrayList<? extends ItemInfo> items) { 1019 final ContentResolver cr = context.getContentResolver(); 1020 Runnable r = new Runnable() { 1021 public void run() { 1022 for (ItemInfo item : items) { 1023 final Uri uri = LauncherSettings.Favorites.getContentUri(item.id); 1024 cr.delete(uri, null, null); 1025 1026 // Lock on mBgLock *after* the db operation 1027 synchronized (sBgLock) { 1028 switch (item.itemType) { 1029 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1030 sBgFolders.remove(item.id); 1031 for (ItemInfo info: sBgItemsIdMap) { 1032 if (info.container == item.id) { 1033 // We are deleting a folder which still contains items that 1034 // think they are contained by that folder. 1035 String msg = "deleting a folder (" + item + ") which still " + 1036 "contains items (" + info + ")"; 1037 Log.e(TAG, msg); 1038 } 1039 } 1040 sBgWorkspaceItems.remove(item); 1041 break; 1042 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1043 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1044 sBgWorkspaceItems.remove(item); 1045 break; 1046 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1047 sBgAppWidgets.remove((LauncherAppWidgetInfo) item); 1048 break; 1049 } 1050 sBgItemsIdMap.remove(item.id); 1051 } 1052 } 1053 } 1054 }; 1055 runOnWorkerThread(r); 1056 } 1057 1058 /** 1059 * Update the order of the workspace screens in the database. The array list contains 1060 * a list of screen ids in the order that they should appear. 1061 */ 1062 public void updateWorkspaceScreenOrder(Context context, final ArrayList<Long> screens) { 1063 final ArrayList<Long> screensCopy = new ArrayList<Long>(screens); 1064 final ContentResolver cr = context.getContentResolver(); 1065 final Uri uri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1066 1067 // Remove any negative screen ids -- these aren't persisted 1068 Iterator<Long> iter = screensCopy.iterator(); 1069 while (iter.hasNext()) { 1070 long id = iter.next(); 1071 if (id < 0) { 1072 iter.remove(); 1073 } 1074 } 1075 1076 Runnable r = new Runnable() { 1077 @Override 1078 public void run() { 1079 ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>(); 1080 // Clear the table 1081 ops.add(ContentProviderOperation.newDelete(uri).build()); 1082 int count = screensCopy.size(); 1083 for (int i = 0; i < count; i++) { 1084 ContentValues v = new ContentValues(); 1085 long screenId = screensCopy.get(i); 1086 v.put(LauncherSettings.WorkspaceScreens._ID, screenId); 1087 v.put(LauncherSettings.WorkspaceScreens.SCREEN_RANK, i); 1088 ops.add(ContentProviderOperation.newInsert(uri).withValues(v).build()); 1089 } 1090 1091 try { 1092 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 1093 } catch (Exception ex) { 1094 throw new RuntimeException(ex); 1095 } 1096 1097 synchronized (sBgLock) { 1098 sBgWorkspaceScreens.clear(); 1099 sBgWorkspaceScreens.addAll(screensCopy); 1100 } 1101 } 1102 }; 1103 runOnWorkerThread(r); 1104 } 1105 1106 /** 1107 * Remove the specified folder and all its contents from the database. 1108 */ 1109 public static void deleteFolderAndContentsFromDatabase(Context context, final FolderInfo info) { 1110 final ContentResolver cr = context.getContentResolver(); 1111 1112 Runnable r = new Runnable() { 1113 public void run() { 1114 cr.delete(LauncherSettings.Favorites.getContentUri(info.id), null, null); 1115 // Lock on mBgLock *after* the db operation 1116 synchronized (sBgLock) { 1117 sBgItemsIdMap.remove(info.id); 1118 sBgFolders.remove(info.id); 1119 sBgWorkspaceItems.remove(info); 1120 } 1121 1122 cr.delete(LauncherSettings.Favorites.CONTENT_URI, 1123 LauncherSettings.Favorites.CONTAINER + "=" + info.id, null); 1124 // Lock on mBgLock *after* the db operation 1125 synchronized (sBgLock) { 1126 for (ItemInfo childInfo : info.contents) { 1127 sBgItemsIdMap.remove(childInfo.id); 1128 } 1129 } 1130 } 1131 }; 1132 runOnWorkerThread(r); 1133 } 1134 1135 /** 1136 * Set this as the current Launcher activity object for the loader. 1137 */ 1138 public void initialize(Callbacks callbacks) { 1139 synchronized (mLock) { 1140 // Disconnect any of the callbacks and drawables associated with ItemInfos on the 1141 // workspace to prevent leaking Launcher activities on orientation change. 1142 unbindItemInfosAndClearQueuedBindRunnables(); 1143 mCallbacks = new WeakReference<Callbacks>(callbacks); 1144 } 1145 } 1146 1147 @Override 1148 public void onPackageChanged(String packageName, UserHandleCompat user) { 1149 int op = PackageUpdatedTask.OP_UPDATE; 1150 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1151 user)); 1152 } 1153 1154 @Override 1155 public void onPackageRemoved(String packageName, UserHandleCompat user) { 1156 int op = PackageUpdatedTask.OP_REMOVE; 1157 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1158 user)); 1159 } 1160 1161 @Override 1162 public void onPackageAdded(String packageName, UserHandleCompat user) { 1163 int op = PackageUpdatedTask.OP_ADD; 1164 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1165 user)); 1166 } 1167 1168 @Override 1169 public void onPackagesAvailable(String[] packageNames, UserHandleCompat user, 1170 boolean replacing) { 1171 if (!replacing) { 1172 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_ADD, packageNames, 1173 user)); 1174 if (mAppsCanBeOnRemoveableStorage) { 1175 // Only rebind if we support removable storage. It catches the 1176 // case where 1177 // apps on the external sd card need to be reloaded 1178 startLoaderFromBackground(); 1179 } 1180 } else { 1181 // If we are replacing then just update the packages in the list 1182 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UPDATE, 1183 packageNames, user)); 1184 } 1185 } 1186 1187 @Override 1188 public void onPackagesUnavailable(String[] packageNames, UserHandleCompat user, 1189 boolean replacing) { 1190 if (!replacing) { 1191 enqueuePackageUpdated(new PackageUpdatedTask( 1192 PackageUpdatedTask.OP_UNAVAILABLE, packageNames, 1193 user)); 1194 } 1195 } 1196 1197 @Override 1198 public void onPackagesSuspended(String[] packageNames, UserHandleCompat user) { 1199 enqueuePackageUpdated(new PackageUpdatedTask( 1200 PackageUpdatedTask.OP_SUSPEND, packageNames, 1201 user)); 1202 } 1203 1204 @Override 1205 public void onPackagesUnsuspended(String[] packageNames, UserHandleCompat user) { 1206 enqueuePackageUpdated(new PackageUpdatedTask( 1207 PackageUpdatedTask.OP_UNSUSPEND, packageNames, 1208 user)); 1209 } 1210 1211 /** 1212 * Call from the handler for ACTION_PACKAGE_ADDED, ACTION_PACKAGE_REMOVED and 1213 * ACTION_PACKAGE_CHANGED. 1214 */ 1215 @Override 1216 public void onReceive(Context context, Intent intent) { 1217 if (DEBUG_RECEIVER) Log.d(TAG, "onReceive intent=" + intent); 1218 1219 final String action = intent.getAction(); 1220 if (Intent.ACTION_LOCALE_CHANGED.equals(action)) { 1221 // If we have changed locale we need to clear out the labels in all apps/workspace. 1222 forceReload(); 1223 } else if (SearchManager.INTENT_GLOBAL_SEARCH_ACTIVITY_CHANGED.equals(action)) { 1224 Callbacks callbacks = getCallback(); 1225 if (callbacks != null) { 1226 callbacks.bindSearchProviderChanged(); 1227 } 1228 } else if (LauncherAppsCompat.ACTION_MANAGED_PROFILE_ADDED.equals(action) 1229 || LauncherAppsCompat.ACTION_MANAGED_PROFILE_REMOVED.equals(action) 1230 || LauncherAppsCompat.ACTION_MANAGED_PROFILE_AVAILABILITY_CHANGED.equals(action)) { 1231 UserManagerCompat.getInstance(context).enableAndResetCache(); 1232 forceReload(); 1233 } 1234 } 1235 1236 void forceReload() { 1237 resetLoadedState(true, true); 1238 1239 // Do this here because if the launcher activity is running it will be restarted. 1240 // If it's not running startLoaderFromBackground will merely tell it that it needs 1241 // to reload. 1242 startLoaderFromBackground(); 1243 } 1244 1245 public void resetLoadedState(boolean resetAllAppsLoaded, boolean resetWorkspaceLoaded) { 1246 synchronized (mLock) { 1247 // Stop any existing loaders first, so they don't set mAllAppsLoaded or 1248 // mWorkspaceLoaded to true later 1249 stopLoaderLocked(); 1250 if (resetAllAppsLoaded) mAllAppsLoaded = false; 1251 if (resetWorkspaceLoaded) mWorkspaceLoaded = false; 1252 } 1253 } 1254 1255 /** 1256 * When the launcher is in the background, it's possible for it to miss paired 1257 * configuration changes. So whenever we trigger the loader from the background 1258 * tell the launcher that it needs to re-run the loader when it comes back instead 1259 * of doing it now. 1260 */ 1261 public void startLoaderFromBackground() { 1262 boolean runLoader = false; 1263 Callbacks callbacks = getCallback(); 1264 if (callbacks != null) { 1265 // Only actually run the loader if they're not paused. 1266 if (!callbacks.setLoadOnResume()) { 1267 runLoader = true; 1268 } 1269 } 1270 if (runLoader) { 1271 startLoader(PagedView.INVALID_RESTORE_PAGE); 1272 } 1273 } 1274 1275 /** 1276 * If there is already a loader task running, tell it to stop. 1277 */ 1278 private void stopLoaderLocked() { 1279 LoaderTask oldTask = mLoaderTask; 1280 if (oldTask != null) { 1281 oldTask.stopLocked(); 1282 } 1283 } 1284 1285 public boolean isCurrentCallbacks(Callbacks callbacks) { 1286 return (mCallbacks != null && mCallbacks.get() == callbacks); 1287 } 1288 1289 public void startLoader(int synchronousBindPage) { 1290 startLoader(synchronousBindPage, LOADER_FLAG_NONE); 1291 } 1292 1293 public void startLoader(int synchronousBindPage, int loadFlags) { 1294 // Enable queue before starting loader. It will get disabled in Launcher#finishBindingItems 1295 InstallShortcutReceiver.enableInstallQueue(); 1296 synchronized (mLock) { 1297 // Don't bother to start the thread if we know it's not going to do anything 1298 if (mCallbacks != null && mCallbacks.get() != null) { 1299 final Callbacks oldCallbacks = mCallbacks.get(); 1300 // Clear any pending bind-runnables from the synchronized load process. 1301 runOnMainThread(new Runnable() { 1302 public void run() { 1303 oldCallbacks.clearPendingBinds(); 1304 } 1305 }); 1306 1307 // If there is already one running, tell it to stop. 1308 stopLoaderLocked(); 1309 mLoaderTask = new LoaderTask(mApp.getContext(), loadFlags); 1310 if (synchronousBindPage != PagedView.INVALID_RESTORE_PAGE 1311 && mAllAppsLoaded && mWorkspaceLoaded && !mIsLoaderTaskRunning) { 1312 mLoaderTask.runBindSynchronousPage(synchronousBindPage); 1313 } else { 1314 sWorkerThread.setPriority(Thread.NORM_PRIORITY); 1315 sWorker.post(mLoaderTask); 1316 } 1317 } 1318 } 1319 } 1320 1321 public void stopLoader() { 1322 synchronized (mLock) { 1323 if (mLoaderTask != null) { 1324 mLoaderTask.stopLocked(); 1325 } 1326 } 1327 } 1328 1329 /** 1330 * Loads the workspace screen ids in an ordered list. 1331 */ 1332 public static ArrayList<Long> loadWorkspaceScreensDb(Context context) { 1333 final ContentResolver contentResolver = context.getContentResolver(); 1334 final Uri screensUri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1335 1336 // Get screens ordered by rank. 1337 final Cursor sc = contentResolver.query(screensUri, null, null, null, 1338 LauncherSettings.WorkspaceScreens.SCREEN_RANK); 1339 ArrayList<Long> screenIds = new ArrayList<Long>(); 1340 try { 1341 final int idIndex = sc.getColumnIndexOrThrow(LauncherSettings.WorkspaceScreens._ID); 1342 while (sc.moveToNext()) { 1343 try { 1344 screenIds.add(sc.getLong(idIndex)); 1345 } catch (Exception e) { 1346 addDumpLog("Invalid screen id: " + e); 1347 } 1348 } 1349 } finally { 1350 sc.close(); 1351 } 1352 return screenIds; 1353 } 1354 1355 /** 1356 * Runnable for the thread that loads the contents of the launcher: 1357 * - workspace icons 1358 * - widgets 1359 * - all apps icons 1360 */ 1361 private class LoaderTask implements Runnable { 1362 private Context mContext; 1363 @Thunk boolean mIsLoadingAndBindingWorkspace; 1364 private boolean mStopped; 1365 @Thunk boolean mLoadAndBindStepFinished; 1366 private int mFlags; 1367 1368 LoaderTask(Context context, int flags) { 1369 mContext = context; 1370 mFlags = flags; 1371 } 1372 1373 private void loadAndBindWorkspace() { 1374 mIsLoadingAndBindingWorkspace = true; 1375 1376 // Load the workspace 1377 if (DEBUG_LOADERS) { 1378 Log.d(TAG, "loadAndBindWorkspace mWorkspaceLoaded=" + mWorkspaceLoaded); 1379 } 1380 1381 if (!mWorkspaceLoaded) { 1382 loadWorkspace(); 1383 synchronized (LoaderTask.this) { 1384 if (mStopped) { 1385 return; 1386 } 1387 mWorkspaceLoaded = true; 1388 } 1389 } 1390 1391 // Bind the workspace 1392 bindWorkspace(-1); 1393 } 1394 1395 private void waitForIdle() { 1396 // Wait until the either we're stopped or the other threads are done. 1397 // This way we don't start loading all apps until the workspace has settled 1398 // down. 1399 synchronized (LoaderTask.this) { 1400 final long workspaceWaitTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1401 1402 mHandler.postIdle(new Runnable() { 1403 public void run() { 1404 synchronized (LoaderTask.this) { 1405 mLoadAndBindStepFinished = true; 1406 if (DEBUG_LOADERS) { 1407 Log.d(TAG, "done with previous binding step"); 1408 } 1409 LoaderTask.this.notify(); 1410 } 1411 } 1412 }); 1413 1414 while (!mStopped && !mLoadAndBindStepFinished) { 1415 try { 1416 // Just in case mFlushingWorkerThread changes but we aren't woken up, 1417 // wait no longer than 1sec at a time 1418 this.wait(1000); 1419 } catch (InterruptedException ex) { 1420 // Ignore 1421 } 1422 } 1423 if (DEBUG_LOADERS) { 1424 Log.d(TAG, "waited " 1425 + (SystemClock.uptimeMillis()-workspaceWaitTime) 1426 + "ms for previous step to finish binding"); 1427 } 1428 } 1429 } 1430 1431 void runBindSynchronousPage(int synchronousBindPage) { 1432 if (synchronousBindPage == PagedView.INVALID_RESTORE_PAGE) { 1433 // Ensure that we have a valid page index to load synchronously 1434 throw new RuntimeException("Should not call runBindSynchronousPage() without " + 1435 "valid page index"); 1436 } 1437 if (!mAllAppsLoaded || !mWorkspaceLoaded) { 1438 // Ensure that we don't try and bind a specified page when the pages have not been 1439 // loaded already (we should load everything asynchronously in that case) 1440 throw new RuntimeException("Expecting AllApps and Workspace to be loaded"); 1441 } 1442 synchronized (mLock) { 1443 if (mIsLoaderTaskRunning) { 1444 // Ensure that we are never running the background loading at this point since 1445 // we also touch the background collections 1446 throw new RuntimeException("Error! Background loading is already running"); 1447 } 1448 } 1449 1450 // XXX: Throw an exception if we are already loading (since we touch the worker thread 1451 // data structures, we can't allow any other thread to touch that data, but because 1452 // this call is synchronous, we can get away with not locking). 1453 1454 // The LauncherModel is static in the LauncherAppState and mHandler may have queued 1455 // operations from the previous activity. We need to ensure that all queued operations 1456 // are executed before any synchronous binding work is done. 1457 mHandler.flush(); 1458 1459 // Divide the set of loaded items into those that we are binding synchronously, and 1460 // everything else that is to be bound normally (asynchronously). 1461 bindWorkspace(synchronousBindPage); 1462 // XXX: For now, continue posting the binding of AllApps as there are other issues that 1463 // arise from that. 1464 onlyBindAllApps(); 1465 } 1466 1467 public void run() { 1468 synchronized (mLock) { 1469 if (mStopped) { 1470 return; 1471 } 1472 mIsLoaderTaskRunning = true; 1473 } 1474 // Optimize for end-user experience: if the Launcher is up and // running with the 1475 // All Apps interface in the foreground, load All Apps first. Otherwise, load the 1476 // workspace first (default). 1477 keep_running: { 1478 if (DEBUG_LOADERS) Log.d(TAG, "step 1: loading workspace"); 1479 loadAndBindWorkspace(); 1480 1481 if (mStopped) { 1482 break keep_running; 1483 } 1484 1485 waitForIdle(); 1486 1487 // second step 1488 if (DEBUG_LOADERS) Log.d(TAG, "step 2: loading all apps"); 1489 loadAndBindAllApps(); 1490 } 1491 1492 // Clear out this reference, otherwise we end up holding it until all of the 1493 // callback runnables are done. 1494 mContext = null; 1495 1496 synchronized (mLock) { 1497 // If we are still the last one to be scheduled, remove ourselves. 1498 if (mLoaderTask == this) { 1499 mLoaderTask = null; 1500 } 1501 mIsLoaderTaskRunning = false; 1502 mHasLoaderCompletedOnce = true; 1503 } 1504 } 1505 1506 public void stopLocked() { 1507 synchronized (LoaderTask.this) { 1508 mStopped = true; 1509 this.notify(); 1510 } 1511 } 1512 1513 /** 1514 * Gets the callbacks object. If we've been stopped, or if the launcher object 1515 * has somehow been garbage collected, return null instead. Pass in the Callbacks 1516 * object that was around when the deferred message was scheduled, and if there's 1517 * a new Callbacks object around then also return null. This will save us from 1518 * calling onto it with data that will be ignored. 1519 */ 1520 Callbacks tryGetCallbacks(Callbacks oldCallbacks) { 1521 synchronized (mLock) { 1522 if (mStopped) { 1523 return null; 1524 } 1525 1526 if (mCallbacks == null) { 1527 return null; 1528 } 1529 1530 final Callbacks callbacks = mCallbacks.get(); 1531 if (callbacks != oldCallbacks) { 1532 return null; 1533 } 1534 if (callbacks == null) { 1535 Log.w(TAG, "no mCallbacks"); 1536 return null; 1537 } 1538 1539 return callbacks; 1540 } 1541 } 1542 1543 // check & update map of what's occupied; used to discard overlapping/invalid items 1544 private boolean checkItemPlacement(LongArrayMap<ItemInfo[][]> occupied, ItemInfo item, 1545 ArrayList<Long> workspaceScreens) { 1546 LauncherAppState app = LauncherAppState.getInstance(); 1547 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 1548 final int countX = profile.numColumns; 1549 final int countY = profile.numRows; 1550 1551 long containerIndex = item.screenId; 1552 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1553 // Return early if we detect that an item is under the hotseat button 1554 if (mCallbacks == null || 1555 mCallbacks.get().isAllAppsButtonRank((int) item.screenId)) { 1556 Log.e(TAG, "Error loading shortcut into hotseat " + item 1557 + " into position (" + item.screenId + ":" + item.cellX + "," 1558 + item.cellY + ") occupied by all apps"); 1559 return false; 1560 } 1561 1562 final ItemInfo[][] hotseatItems = 1563 occupied.get((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT); 1564 1565 if (item.screenId >= profile.numHotseatIcons) { 1566 Log.e(TAG, "Error loading shortcut " + item 1567 + " into hotseat position " + item.screenId 1568 + ", position out of bounds: (0 to " + (profile.numHotseatIcons - 1) 1569 + ")"); 1570 return false; 1571 } 1572 1573 if (hotseatItems != null) { 1574 if (hotseatItems[(int) item.screenId][0] != null) { 1575 Log.e(TAG, "Error loading shortcut into hotseat " + item 1576 + " into position (" + item.screenId + ":" + item.cellX + "," 1577 + item.cellY + ") occupied by " 1578 + occupied.get(LauncherSettings.Favorites.CONTAINER_HOTSEAT) 1579 [(int) item.screenId][0]); 1580 return false; 1581 } else { 1582 hotseatItems[(int) item.screenId][0] = item; 1583 return true; 1584 } 1585 } else { 1586 final ItemInfo[][] items = new ItemInfo[(int) profile.numHotseatIcons][1]; 1587 items[(int) item.screenId][0] = item; 1588 occupied.put((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT, items); 1589 return true; 1590 } 1591 } else if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 1592 if (!workspaceScreens.contains((Long) item.screenId)) { 1593 // The item has an invalid screen id. 1594 return false; 1595 } 1596 } else { 1597 // Skip further checking if it is not the hotseat or workspace container 1598 return true; 1599 } 1600 1601 if (!occupied.containsKey(item.screenId)) { 1602 ItemInfo[][] items = new ItemInfo[countX + 1][countY + 1]; 1603 occupied.put(item.screenId, items); 1604 } 1605 1606 final ItemInfo[][] screens = occupied.get(item.screenId); 1607 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 1608 item.cellX < 0 || item.cellY < 0 || 1609 item.cellX + item.spanX > countX || item.cellY + item.spanY > countY) { 1610 Log.e(TAG, "Error loading shortcut " + item 1611 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1612 + item.cellX + "," + item.cellY 1613 + ") out of screen bounds ( " + countX + "x" + countY + ")"); 1614 return false; 1615 } 1616 1617 // Check if any workspace icons overlap with each other 1618 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1619 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1620 if (screens[x][y] != null) { 1621 Log.e(TAG, "Error loading shortcut " + item 1622 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1623 + x + "," + y 1624 + ") occupied by " 1625 + screens[x][y]); 1626 return false; 1627 } 1628 } 1629 } 1630 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1631 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1632 screens[x][y] = item; 1633 } 1634 } 1635 1636 return true; 1637 } 1638 1639 /** Clears all the sBg data structures */ 1640 private void clearSBgDataStructures() { 1641 synchronized (sBgLock) { 1642 sBgWorkspaceItems.clear(); 1643 sBgAppWidgets.clear(); 1644 sBgFolders.clear(); 1645 sBgItemsIdMap.clear(); 1646 sBgWorkspaceScreens.clear(); 1647 } 1648 } 1649 1650 private void loadWorkspace() { 1651 final long t = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1652 1653 final Context context = mContext; 1654 final ContentResolver contentResolver = context.getContentResolver(); 1655 final PackageManager manager = context.getPackageManager(); 1656 final boolean isSafeMode = manager.isSafeMode(); 1657 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 1658 final boolean isSdCardReady = Utilities.isBootCompleted(); 1659 1660 LauncherAppState app = LauncherAppState.getInstance(); 1661 InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 1662 int countX = profile.numColumns; 1663 int countY = profile.numRows; 1664 1665 if (GridSizeMigrationTask.ENABLED && 1666 !GridSizeMigrationTask.migrateGridIfNeeded(mContext)) { 1667 // Migration failed. Clear workspace. 1668 mFlags = mFlags | LOADER_FLAG_CLEAR_WORKSPACE; 1669 } 1670 1671 if ((mFlags & LOADER_FLAG_CLEAR_WORKSPACE) != 0) { 1672 Log.d(TAG, "loadWorkspace: resetting launcher database"); 1673 LauncherSettings.Settings.call(contentResolver, 1674 LauncherSettings.Settings.METHOD_DELETE_DB); 1675 } 1676 1677 if ((mFlags & LOADER_FLAG_MIGRATE_SHORTCUTS) != 0) { 1678 // append the user's Launcher2 shortcuts 1679 Log.d(TAG, "loadWorkspace: migrating from launcher2"); 1680 LauncherSettings.Settings.call(contentResolver, 1681 LauncherSettings.Settings.METHOD_MIGRATE_LAUNCHER2_SHORTCUTS); 1682 } else { 1683 // Make sure the default workspace is loaded 1684 Log.d(TAG, "loadWorkspace: loading default favorites"); 1685 LauncherSettings.Settings.call(contentResolver, 1686 LauncherSettings.Settings.METHOD_LOAD_DEFAULT_FAVORITES); 1687 } 1688 1689 synchronized (sBgLock) { 1690 clearSBgDataStructures(); 1691 final HashMap<String, Integer> installingPkgs = PackageInstallerCompat 1692 .getInstance(mContext).updateAndGetActiveSessionCache(); 1693 sBgWorkspaceScreens.addAll(loadWorkspaceScreensDb(mContext)); 1694 1695 final ArrayList<Long> itemsToRemove = new ArrayList<>(); 1696 final ArrayList<Long> restoredRows = new ArrayList<>(); 1697 final Uri contentUri = LauncherSettings.Favorites.CONTENT_URI; 1698 if (DEBUG_LOADERS) Log.d(TAG, "loading model from " + contentUri); 1699 final Cursor c = contentResolver.query(contentUri, null, null, null, null); 1700 1701 // +1 for the hotseat (it can be larger than the workspace) 1702 // Load workspace in reverse order to ensure that latest items are loaded first (and 1703 // before any earlier duplicates) 1704 final LongArrayMap<ItemInfo[][]> occupied = new LongArrayMap<>(); 1705 HashMap<ComponentKey, AppWidgetProviderInfo> widgetProvidersMap = null; 1706 1707 try { 1708 final int idIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites._ID); 1709 final int intentIndex = c.getColumnIndexOrThrow 1710 (LauncherSettings.Favorites.INTENT); 1711 final int titleIndex = c.getColumnIndexOrThrow 1712 (LauncherSettings.Favorites.TITLE); 1713 final int containerIndex = c.getColumnIndexOrThrow( 1714 LauncherSettings.Favorites.CONTAINER); 1715 final int itemTypeIndex = c.getColumnIndexOrThrow( 1716 LauncherSettings.Favorites.ITEM_TYPE); 1717 final int appWidgetIdIndex = c.getColumnIndexOrThrow( 1718 LauncherSettings.Favorites.APPWIDGET_ID); 1719 final int appWidgetProviderIndex = c.getColumnIndexOrThrow( 1720 LauncherSettings.Favorites.APPWIDGET_PROVIDER); 1721 final int screenIndex = c.getColumnIndexOrThrow( 1722 LauncherSettings.Favorites.SCREEN); 1723 final int cellXIndex = c.getColumnIndexOrThrow 1724 (LauncherSettings.Favorites.CELLX); 1725 final int cellYIndex = c.getColumnIndexOrThrow 1726 (LauncherSettings.Favorites.CELLY); 1727 final int spanXIndex = c.getColumnIndexOrThrow 1728 (LauncherSettings.Favorites.SPANX); 1729 final int spanYIndex = c.getColumnIndexOrThrow( 1730 LauncherSettings.Favorites.SPANY); 1731 final int rankIndex = c.getColumnIndexOrThrow( 1732 LauncherSettings.Favorites.RANK); 1733 final int restoredIndex = c.getColumnIndexOrThrow( 1734 LauncherSettings.Favorites.RESTORED); 1735 final int profileIdIndex = c.getColumnIndexOrThrow( 1736 LauncherSettings.Favorites.PROFILE_ID); 1737 final int optionsIndex = c.getColumnIndexOrThrow( 1738 LauncherSettings.Favorites.OPTIONS); 1739 final CursorIconInfo cursorIconInfo = new CursorIconInfo(c); 1740 1741 final LongSparseArray<UserHandleCompat> allUsers = new LongSparseArray<>(); 1742 final LongSparseArray<Boolean> quietMode = new LongSparseArray<>(); 1743 for (UserHandleCompat user : mUserManager.getUserProfiles()) { 1744 long serialNo = mUserManager.getSerialNumberForUser(user); 1745 allUsers.put(serialNo, user); 1746 quietMode.put(serialNo, mUserManager.isQuietModeEnabled(user)); 1747 } 1748 1749 ShortcutInfo info; 1750 String intentDescription; 1751 LauncherAppWidgetInfo appWidgetInfo; 1752 int container; 1753 long id; 1754 long serialNumber; 1755 Intent intent; 1756 UserHandleCompat user; 1757 1758 while (!mStopped && c.moveToNext()) { 1759 try { 1760 int itemType = c.getInt(itemTypeIndex); 1761 boolean restored = 0 != c.getInt(restoredIndex); 1762 boolean allowMissingTarget = false; 1763 container = c.getInt(containerIndex); 1764 1765 switch (itemType) { 1766 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1767 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1768 id = c.getLong(idIndex); 1769 intentDescription = c.getString(intentIndex); 1770 serialNumber = c.getInt(profileIdIndex); 1771 user = allUsers.get(serialNumber); 1772 int promiseType = c.getInt(restoredIndex); 1773 int disabledState = 0; 1774 boolean itemReplaced = false; 1775 if (user == null) { 1776 // User has been deleted remove the item. 1777 itemsToRemove.add(id); 1778 continue; 1779 } 1780 try { 1781 intent = Intent.parseUri(intentDescription, 0); 1782 ComponentName cn = intent.getComponent(); 1783 if (cn != null && cn.getPackageName() != null) { 1784 boolean validPkg = launcherApps.isPackageEnabledForProfile( 1785 cn.getPackageName(), user); 1786 boolean validComponent = validPkg && 1787 launcherApps.isActivityEnabledForProfile(cn, user); 1788 1789 if (validComponent) { 1790 if (restored) { 1791 // no special handling necessary for this item 1792 restoredRows.add(id); 1793 restored = false; 1794 } 1795 boolean isSuspended = launcherApps.isPackageSuspendedForProfile( 1796 cn.getPackageName(), user); 1797 if (isSuspended) { 1798 disabledState = ShortcutInfo.FLAG_DISABLED_SUSPENDED; 1799 } 1800 if (quietMode.get(serialNumber)) { 1801 disabledState |= ShortcutInfo.FLAG_DISABLED_QUIET_USER; 1802 } 1803 } else if (validPkg) { 1804 intent = null; 1805 if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 1806 // We allow auto install apps to have their intent 1807 // updated after an install. 1808 intent = manager.getLaunchIntentForPackage( 1809 cn.getPackageName()); 1810 if (intent != null) { 1811 ContentValues values = new ContentValues(); 1812 values.put(LauncherSettings.Favorites.INTENT, 1813 intent.toUri(0)); 1814 updateItem(id, values); 1815 } 1816 } 1817 1818 if (intent == null) { 1819 // The app is installed but the component is no 1820 // longer available. 1821 addDumpLog("Invalid component removed: " + cn); 1822 itemsToRemove.add(id); 1823 continue; 1824 } else { 1825 // no special handling necessary for this item 1826 restoredRows.add(id); 1827 restored = false; 1828 } 1829 } else if (restored) { 1830 // Package is not yet available but might be 1831 // installed later. 1832 addDumpLog("package not yet restored: " + cn); 1833 1834 if ((promiseType & ShortcutInfo.FLAG_RESTORE_STARTED) != 0) { 1835 // Restore has started once. 1836 } else if (installingPkgs.containsKey(cn.getPackageName())) { 1837 // App restore has started. Update the flag 1838 promiseType |= ShortcutInfo.FLAG_RESTORE_STARTED; 1839 ContentValues values = new ContentValues(); 1840 values.put(LauncherSettings.Favorites.RESTORED, 1841 promiseType); 1842 updateItem(id, values); 1843 } else if ((promiseType & ShortcutInfo.FLAG_RESTORED_APP_TYPE) != 0) { 1844 // This is a common app. Try to replace this. 1845 int appType = CommonAppTypeParser.decodeItemTypeFromFlag(promiseType); 1846 CommonAppTypeParser parser = new CommonAppTypeParser(id, appType, context); 1847 if (parser.findDefaultApp()) { 1848 // Default app found. Replace it. 1849 intent = parser.parsedIntent; 1850 cn = intent.getComponent(); 1851 ContentValues values = parser.parsedValues; 1852 values.put(LauncherSettings.Favorites.RESTORED, 0); 1853 updateItem(id, values); 1854 restored = false; 1855 itemReplaced = true; 1856 1857 } else if (REMOVE_UNRESTORED_ICONS) { 1858 addDumpLog("Unrestored package removed: " + cn); 1859 itemsToRemove.add(id); 1860 continue; 1861 } 1862 } else if (REMOVE_UNRESTORED_ICONS) { 1863 addDumpLog("Unrestored package removed: " + cn); 1864 itemsToRemove.add(id); 1865 continue; 1866 } 1867 } else if (launcherApps.isAppEnabled( 1868 manager, cn.getPackageName(), 1869 PackageManager.GET_UNINSTALLED_PACKAGES)) { 1870 // Package is present but not available. 1871 allowMissingTarget = true; 1872 disabledState = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 1873 } else if (!isSdCardReady) { 1874 // SdCard is not ready yet. Package might get available, 1875 // once it is ready. 1876 Log.d(TAG, "Invalid package: " + cn + " (check again later)"); 1877 HashSet<String> pkgs = sPendingPackages.get(user); 1878 if (pkgs == null) { 1879 pkgs = new HashSet<String>(); 1880 sPendingPackages.put(user, pkgs); 1881 } 1882 pkgs.add(cn.getPackageName()); 1883 allowMissingTarget = true; 1884 // Add the icon on the workspace anyway. 1885 1886 } else { 1887 // Do not wait for external media load anymore. 1888 // Log the invalid package, and remove it 1889 addDumpLog("Invalid package removed: " + cn); 1890 itemsToRemove.add(id); 1891 continue; 1892 } 1893 } else if (cn == null) { 1894 // For shortcuts with no component, keep them as they are 1895 restoredRows.add(id); 1896 restored = false; 1897 } 1898 } catch (URISyntaxException e) { 1899 addDumpLog("Invalid uri: " + intentDescription); 1900 itemsToRemove.add(id); 1901 continue; 1902 } 1903 1904 boolean useLowResIcon = container >= 0 && 1905 c.getInt(rankIndex) >= FolderIcon.NUM_ITEMS_IN_PREVIEW; 1906 1907 if (itemReplaced) { 1908 if (user.equals(UserHandleCompat.myUserHandle())) { 1909 info = getAppShortcutInfo(manager, intent, user, context, null, 1910 cursorIconInfo.iconIndex, titleIndex, 1911 false, useLowResIcon); 1912 } else { 1913 // Don't replace items for other profiles. 1914 itemsToRemove.add(id); 1915 continue; 1916 } 1917 } else if (restored) { 1918 if (user.equals(UserHandleCompat.myUserHandle())) { 1919 info = getRestoredItemInfo(c, titleIndex, intent, 1920 promiseType, itemType, cursorIconInfo, context); 1921 intent = getRestoredItemIntent(c, context, intent); 1922 } else { 1923 // Don't restore items for other profiles. 1924 itemsToRemove.add(id); 1925 continue; 1926 } 1927 } else if (itemType == 1928 LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 1929 info = getAppShortcutInfo(manager, intent, user, context, c, 1930 cursorIconInfo.iconIndex, titleIndex, 1931 allowMissingTarget, useLowResIcon); 1932 } else { 1933 info = getShortcutInfo(c, context, titleIndex, cursorIconInfo); 1934 1935 // App shortcuts that used to be automatically added to Launcher 1936 // didn't always have the correct intent flags set, so do that 1937 // here 1938 if (intent.getAction() != null && 1939 intent.getCategories() != null && 1940 intent.getAction().equals(Intent.ACTION_MAIN) && 1941 intent.getCategories().contains(Intent.CATEGORY_LAUNCHER)) { 1942 intent.addFlags( 1943 Intent.FLAG_ACTIVITY_NEW_TASK | 1944 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 1945 } 1946 } 1947 1948 if (info != null) { 1949 info.id = id; 1950 info.intent = intent; 1951 info.container = container; 1952 info.screenId = c.getInt(screenIndex); 1953 info.cellX = c.getInt(cellXIndex); 1954 info.cellY = c.getInt(cellYIndex); 1955 info.rank = c.getInt(rankIndex); 1956 info.spanX = 1; 1957 info.spanY = 1; 1958 info.intent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 1959 if (info.promisedIntent != null) { 1960 info.promisedIntent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 1961 } 1962 info.isDisabled = disabledState; 1963 if (isSafeMode && !Utilities.isSystemApp(context, intent)) { 1964 info.isDisabled |= ShortcutInfo.FLAG_DISABLED_SAFEMODE; 1965 } 1966 1967 // check & update map of what's occupied 1968 if (!checkItemPlacement(occupied, info, sBgWorkspaceScreens)) { 1969 itemsToRemove.add(id); 1970 break; 1971 } 1972 1973 if (restored) { 1974 ComponentName cn = info.getTargetComponent(); 1975 if (cn != null) { 1976 Integer progress = installingPkgs.get(cn.getPackageName()); 1977 if (progress != null) { 1978 info.setInstallProgress(progress); 1979 } else { 1980 info.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 1981 } 1982 } 1983 } 1984 1985 switch (container) { 1986 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 1987 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 1988 sBgWorkspaceItems.add(info); 1989 break; 1990 default: 1991 // Item is in a user folder 1992 FolderInfo folderInfo = 1993 findOrMakeFolder(sBgFolders, container); 1994 folderInfo.add(info); 1995 break; 1996 } 1997 sBgItemsIdMap.put(info.id, info); 1998 } else { 1999 throw new RuntimeException("Unexpected null ShortcutInfo"); 2000 } 2001 break; 2002 2003 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2004 id = c.getLong(idIndex); 2005 FolderInfo folderInfo = findOrMakeFolder(sBgFolders, id); 2006 2007 // Do not trim the folder label, as is was set by the user. 2008 folderInfo.title = c.getString(titleIndex); 2009 folderInfo.id = id; 2010 folderInfo.container = container; 2011 folderInfo.screenId = c.getInt(screenIndex); 2012 folderInfo.cellX = c.getInt(cellXIndex); 2013 folderInfo.cellY = c.getInt(cellYIndex); 2014 folderInfo.spanX = 1; 2015 folderInfo.spanY = 1; 2016 folderInfo.options = c.getInt(optionsIndex); 2017 2018 // check & update map of what's occupied 2019 if (!checkItemPlacement(occupied, folderInfo, sBgWorkspaceScreens)) { 2020 itemsToRemove.add(id); 2021 break; 2022 } 2023 2024 switch (container) { 2025 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2026 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2027 sBgWorkspaceItems.add(folderInfo); 2028 break; 2029 } 2030 2031 if (restored) { 2032 // no special handling required for restored folders 2033 restoredRows.add(id); 2034 } 2035 2036 sBgItemsIdMap.put(folderInfo.id, folderInfo); 2037 sBgFolders.put(folderInfo.id, folderInfo); 2038 break; 2039 2040 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 2041 case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET: 2042 // Read all Launcher-specific widget details 2043 boolean customWidget = itemType == 2044 LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET; 2045 2046 int appWidgetId = c.getInt(appWidgetIdIndex); 2047 serialNumber = c.getLong(profileIdIndex); 2048 String savedProvider = c.getString(appWidgetProviderIndex); 2049 id = c.getLong(idIndex); 2050 user = allUsers.get(serialNumber); 2051 if (user == null) { 2052 itemsToRemove.add(id); 2053 continue; 2054 } 2055 2056 final ComponentName component = 2057 ComponentName.unflattenFromString(savedProvider); 2058 2059 final int restoreStatus = c.getInt(restoredIndex); 2060 final boolean isIdValid = (restoreStatus & 2061 LauncherAppWidgetInfo.FLAG_ID_NOT_VALID) == 0; 2062 final boolean wasProviderReady = (restoreStatus & 2063 LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) == 0; 2064 2065 if (widgetProvidersMap == null) { 2066 widgetProvidersMap = AppWidgetManagerCompat 2067 .getInstance(mContext).getAllProvidersMap(); 2068 } 2069 final AppWidgetProviderInfo provider = widgetProvidersMap.get( 2070 new ComponentKey( 2071 ComponentName.unflattenFromString(savedProvider), 2072 user)); 2073 2074 final boolean isProviderReady = isValidProvider(provider); 2075 if (!isSafeMode && !customWidget && 2076 wasProviderReady && !isProviderReady) { 2077 addDumpLog("Deleting widget that isn't installed anymore: " 2078 + provider); 2079 itemsToRemove.add(id); 2080 } else { 2081 if (isProviderReady) { 2082 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2083 provider.provider); 2084 2085 // The provider is available. So the widget is either 2086 // available or not available. We do not need to track 2087 // any future restore updates. 2088 int status = restoreStatus & 2089 ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2090 if (!wasProviderReady) { 2091 // If provider was not previously ready, update the 2092 // status and UI flag. 2093 2094 // Id would be valid only if the widget restore broadcast was received. 2095 if (isIdValid) { 2096 status = LauncherAppWidgetInfo.FLAG_UI_NOT_READY; 2097 } else { 2098 status &= ~LauncherAppWidgetInfo 2099 .FLAG_PROVIDER_NOT_READY; 2100 } 2101 } 2102 appWidgetInfo.restoreStatus = status; 2103 } else { 2104 Log.v(TAG, "Widget restore pending id=" + id 2105 + " appWidgetId=" + appWidgetId 2106 + " status =" + restoreStatus); 2107 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2108 component); 2109 appWidgetInfo.restoreStatus = restoreStatus; 2110 Integer installProgress = installingPkgs.get(component.getPackageName()); 2111 2112 if ((restoreStatus & LauncherAppWidgetInfo.FLAG_RESTORE_STARTED) != 0) { 2113 // Restore has started once. 2114 } else if (installProgress != null) { 2115 // App restore has started. Update the flag 2116 appWidgetInfo.restoreStatus |= 2117 LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2118 } else if (REMOVE_UNRESTORED_ICONS && !isSafeMode) { 2119 addDumpLog("Unrestored widget removed: " + component); 2120 itemsToRemove.add(id); 2121 continue; 2122 } 2123 2124 appWidgetInfo.installProgress = 2125 installProgress == null ? 0 : installProgress; 2126 } 2127 2128 appWidgetInfo.id = id; 2129 appWidgetInfo.screenId = c.getInt(screenIndex); 2130 appWidgetInfo.cellX = c.getInt(cellXIndex); 2131 appWidgetInfo.cellY = c.getInt(cellYIndex); 2132 appWidgetInfo.spanX = c.getInt(spanXIndex); 2133 appWidgetInfo.spanY = c.getInt(spanYIndex); 2134 appWidgetInfo.user = user; 2135 2136 if (container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 2137 container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2138 Log.e(TAG, "Widget found where container != " + 2139 "CONTAINER_DESKTOP nor CONTAINER_HOTSEAT - ignoring!"); 2140 itemsToRemove.add(id); 2141 continue; 2142 } 2143 2144 appWidgetInfo.container = container; 2145 // check & update map of what's occupied 2146 if (!checkItemPlacement(occupied, appWidgetInfo, sBgWorkspaceScreens)) { 2147 itemsToRemove.add(id); 2148 break; 2149 } 2150 2151 if (!customWidget) { 2152 String providerName = 2153 appWidgetInfo.providerName.flattenToString(); 2154 if (!providerName.equals(savedProvider) || 2155 (appWidgetInfo.restoreStatus != restoreStatus)) { 2156 ContentValues values = new ContentValues(); 2157 values.put( 2158 LauncherSettings.Favorites.APPWIDGET_PROVIDER, 2159 providerName); 2160 values.put(LauncherSettings.Favorites.RESTORED, 2161 appWidgetInfo.restoreStatus); 2162 updateItem(id, values); 2163 } 2164 } 2165 sBgItemsIdMap.put(appWidgetInfo.id, appWidgetInfo); 2166 sBgAppWidgets.add(appWidgetInfo); 2167 } 2168 break; 2169 } 2170 } catch (Exception e) { 2171 Log.e(TAG, "Desktop items loading interrupted", e); 2172 } 2173 } 2174 } finally { 2175 if (c != null) { 2176 c.close(); 2177 } 2178 } 2179 2180 // Break early if we've stopped loading 2181 if (mStopped) { 2182 clearSBgDataStructures(); 2183 return; 2184 } 2185 2186 if (itemsToRemove.size() > 0) { 2187 // Remove dead items 2188 contentResolver.delete(LauncherSettings.Favorites.CONTENT_URI, 2189 Utilities.createDbSelectionQuery( 2190 LauncherSettings.Favorites._ID, itemsToRemove), null); 2191 if (DEBUG_LOADERS) { 2192 Log.d(TAG, "Removed = " + Utilities.createDbSelectionQuery( 2193 LauncherSettings.Favorites._ID, itemsToRemove)); 2194 } 2195 2196 // Remove any empty folder 2197 ArrayList<Long> deletedFolderIds = (ArrayList<Long>) LauncherSettings.Settings 2198 .call(contentResolver, 2199 LauncherSettings.Settings.METHOD_DELETE_EMPTY_FOLDERS) 2200 .getSerializable(LauncherSettings.Settings.EXTRA_VALUE); 2201 for (long folderId : deletedFolderIds) { 2202 sBgWorkspaceItems.remove(sBgFolders.get(folderId)); 2203 sBgFolders.remove(folderId); 2204 sBgItemsIdMap.remove(folderId); 2205 } 2206 } 2207 2208 // Sort all the folder items and make sure the first 3 items are high resolution. 2209 for (FolderInfo folder : sBgFolders) { 2210 Collections.sort(folder.contents, Folder.ITEM_POS_COMPARATOR); 2211 int pos = 0; 2212 for (ShortcutInfo info : folder.contents) { 2213 if (info.usingLowResIcon) { 2214 info.updateIcon(mIconCache, false); 2215 } 2216 pos ++; 2217 if (pos >= FolderIcon.NUM_ITEMS_IN_PREVIEW) { 2218 break; 2219 } 2220 } 2221 } 2222 2223 if (restoredRows.size() > 0) { 2224 // Update restored items that no longer require special handling 2225 ContentValues values = new ContentValues(); 2226 values.put(LauncherSettings.Favorites.RESTORED, 0); 2227 contentResolver.update(LauncherSettings.Favorites.CONTENT_URI, values, 2228 Utilities.createDbSelectionQuery( 2229 LauncherSettings.Favorites._ID, restoredRows), null); 2230 } 2231 2232 if (!isSdCardReady && !sPendingPackages.isEmpty()) { 2233 context.registerReceiver(new AppsAvailabilityCheck(), 2234 new IntentFilter(Intent.ACTION_BOOT_COMPLETED), 2235 null, sWorker); 2236 } 2237 2238 // Remove any empty screens 2239 ArrayList<Long> unusedScreens = new ArrayList<Long>(sBgWorkspaceScreens); 2240 for (ItemInfo item: sBgItemsIdMap) { 2241 long screenId = item.screenId; 2242 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2243 unusedScreens.contains(screenId)) { 2244 unusedScreens.remove(screenId); 2245 } 2246 } 2247 2248 // If there are any empty screens remove them, and update. 2249 if (unusedScreens.size() != 0) { 2250 sBgWorkspaceScreens.removeAll(unusedScreens); 2251 updateWorkspaceScreenOrder(context, sBgWorkspaceScreens); 2252 } 2253 2254 if (DEBUG_LOADERS) { 2255 Log.d(TAG, "loaded workspace in " + (SystemClock.uptimeMillis()-t) + "ms"); 2256 Log.d(TAG, "workspace layout: "); 2257 int nScreens = occupied.size(); 2258 for (int y = 0; y < countY; y++) { 2259 String line = ""; 2260 2261 for (int i = 0; i < nScreens; i++) { 2262 long screenId = occupied.keyAt(i); 2263 if (screenId > 0) { 2264 line += " | "; 2265 } 2266 ItemInfo[][] screen = occupied.valueAt(i); 2267 for (int x = 0; x < countX; x++) { 2268 if (x < screen.length && y < screen[x].length) { 2269 line += (screen[x][y] != null) ? "#" : "."; 2270 } else { 2271 line += "!"; 2272 } 2273 } 2274 } 2275 Log.d(TAG, "[ " + line + " ]"); 2276 } 2277 } 2278 } 2279 } 2280 2281 /** 2282 * Partially updates the item without any notification. Must be called on the worker thread. 2283 */ 2284 private void updateItem(long itemId, ContentValues update) { 2285 mContext.getContentResolver().update( 2286 LauncherSettings.Favorites.CONTENT_URI, 2287 update, 2288 BaseColumns._ID + "= ?", 2289 new String[]{Long.toString(itemId)}); 2290 } 2291 2292 /** Filters the set of items who are directly or indirectly (via another container) on the 2293 * specified screen. */ 2294 private void filterCurrentWorkspaceItems(long currentScreenId, 2295 ArrayList<ItemInfo> allWorkspaceItems, 2296 ArrayList<ItemInfo> currentScreenItems, 2297 ArrayList<ItemInfo> otherScreenItems) { 2298 // Purge any null ItemInfos 2299 Iterator<ItemInfo> iter = allWorkspaceItems.iterator(); 2300 while (iter.hasNext()) { 2301 ItemInfo i = iter.next(); 2302 if (i == null) { 2303 iter.remove(); 2304 } 2305 } 2306 2307 // Order the set of items by their containers first, this allows use to walk through the 2308 // list sequentially, build up a list of containers that are in the specified screen, 2309 // as well as all items in those containers. 2310 Set<Long> itemsOnScreen = new HashSet<Long>(); 2311 Collections.sort(allWorkspaceItems, new Comparator<ItemInfo>() { 2312 @Override 2313 public int compare(ItemInfo lhs, ItemInfo rhs) { 2314 return Utilities.longCompare(lhs.container, rhs.container); 2315 } 2316 }); 2317 for (ItemInfo info : allWorkspaceItems) { 2318 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 2319 if (info.screenId == currentScreenId) { 2320 currentScreenItems.add(info); 2321 itemsOnScreen.add(info.id); 2322 } else { 2323 otherScreenItems.add(info); 2324 } 2325 } else if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2326 currentScreenItems.add(info); 2327 itemsOnScreen.add(info.id); 2328 } else { 2329 if (itemsOnScreen.contains(info.container)) { 2330 currentScreenItems.add(info); 2331 itemsOnScreen.add(info.id); 2332 } else { 2333 otherScreenItems.add(info); 2334 } 2335 } 2336 } 2337 } 2338 2339 /** Filters the set of widgets which are on the specified screen. */ 2340 private void filterCurrentAppWidgets(long currentScreenId, 2341 ArrayList<LauncherAppWidgetInfo> appWidgets, 2342 ArrayList<LauncherAppWidgetInfo> currentScreenWidgets, 2343 ArrayList<LauncherAppWidgetInfo> otherScreenWidgets) { 2344 2345 for (LauncherAppWidgetInfo widget : appWidgets) { 2346 if (widget == null) continue; 2347 if (widget.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2348 widget.screenId == currentScreenId) { 2349 currentScreenWidgets.add(widget); 2350 } else { 2351 otherScreenWidgets.add(widget); 2352 } 2353 } 2354 } 2355 2356 /** Filters the set of folders which are on the specified screen. */ 2357 private void filterCurrentFolders(long currentScreenId, 2358 LongArrayMap<ItemInfo> itemsIdMap, 2359 LongArrayMap<FolderInfo> folders, 2360 LongArrayMap<FolderInfo> currentScreenFolders, 2361 LongArrayMap<FolderInfo> otherScreenFolders) { 2362 2363 int total = folders.size(); 2364 for (int i = 0; i < total; i++) { 2365 long id = folders.keyAt(i); 2366 FolderInfo folder = folders.valueAt(i); 2367 2368 ItemInfo info = itemsIdMap.get(id); 2369 if (info == null || folder == null) continue; 2370 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2371 info.screenId == currentScreenId) { 2372 currentScreenFolders.put(id, folder); 2373 } else { 2374 otherScreenFolders.put(id, folder); 2375 } 2376 } 2377 } 2378 2379 /** Sorts the set of items by hotseat, workspace (spatially from top to bottom, left to 2380 * right) */ 2381 private void sortWorkspaceItemsSpatially(ArrayList<ItemInfo> workspaceItems) { 2382 final LauncherAppState app = LauncherAppState.getInstance(); 2383 final InvariantDeviceProfile profile = app.getInvariantDeviceProfile(); 2384 final int screenCols = profile.numColumns; 2385 final int screenCellCount = profile.numColumns * profile.numRows; 2386 Collections.sort(workspaceItems, new Comparator<ItemInfo>() { 2387 @Override 2388 public int compare(ItemInfo lhs, ItemInfo rhs) { 2389 if (lhs.container == rhs.container) { 2390 // Within containers, order by their spatial position in that container 2391 switch ((int) lhs.container) { 2392 case LauncherSettings.Favorites.CONTAINER_DESKTOP: { 2393 long lr = (lhs.screenId * screenCellCount + 2394 lhs.cellY * screenCols + lhs.cellX); 2395 long rr = (rhs.screenId * screenCellCount + 2396 rhs.cellY * screenCols + rhs.cellX); 2397 return Utilities.longCompare(lr, rr); 2398 } 2399 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: { 2400 // We currently use the screen id as the rank 2401 return Utilities.longCompare(lhs.screenId, rhs.screenId); 2402 } 2403 default: 2404 if (ProviderConfig.IS_DOGFOOD_BUILD) { 2405 throw new RuntimeException("Unexpected container type when " + 2406 "sorting workspace items."); 2407 } 2408 return 0; 2409 } 2410 } else { 2411 // Between containers, order by hotseat, desktop 2412 return Utilities.longCompare(lhs.container, rhs.container); 2413 } 2414 } 2415 }); 2416 } 2417 2418 private void bindWorkspaceScreens(final Callbacks oldCallbacks, 2419 final ArrayList<Long> orderedScreens) { 2420 final Runnable r = new Runnable() { 2421 @Override 2422 public void run() { 2423 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2424 if (callbacks != null) { 2425 callbacks.bindScreens(orderedScreens); 2426 } 2427 } 2428 }; 2429 runOnMainThread(r); 2430 } 2431 2432 private void bindWorkspaceItems(final Callbacks oldCallbacks, 2433 final ArrayList<ItemInfo> workspaceItems, 2434 final ArrayList<LauncherAppWidgetInfo> appWidgets, 2435 final LongArrayMap<FolderInfo> folders, 2436 final Executor executor) { 2437 2438 // Bind the workspace items 2439 int N = workspaceItems.size(); 2440 for (int i = 0; i < N; i += ITEMS_CHUNK) { 2441 final int start = i; 2442 final int chunkSize = (i+ITEMS_CHUNK <= N) ? ITEMS_CHUNK : (N-i); 2443 final Runnable r = new Runnable() { 2444 @Override 2445 public void run() { 2446 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2447 if (callbacks != null) { 2448 callbacks.bindItems(workspaceItems, start, start+chunkSize, 2449 false); 2450 } 2451 } 2452 }; 2453 executor.execute(r); 2454 } 2455 2456 // Bind the folders 2457 if (!folders.isEmpty()) { 2458 final Runnable r = new Runnable() { 2459 public void run() { 2460 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2461 if (callbacks != null) { 2462 callbacks.bindFolders(folders); 2463 } 2464 } 2465 }; 2466 executor.execute(r); 2467 } 2468 2469 // Bind the widgets, one at a time 2470 N = appWidgets.size(); 2471 for (int i = 0; i < N; i++) { 2472 final LauncherAppWidgetInfo widget = appWidgets.get(i); 2473 final Runnable r = new Runnable() { 2474 public void run() { 2475 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2476 if (callbacks != null) { 2477 callbacks.bindAppWidget(widget); 2478 } 2479 } 2480 }; 2481 executor.execute(r); 2482 } 2483 } 2484 2485 /** 2486 * Binds all loaded data to actual views on the main thread. 2487 */ 2488 private void bindWorkspace(int synchronizeBindPage) { 2489 final long t = SystemClock.uptimeMillis(); 2490 Runnable r; 2491 2492 // Don't use these two variables in any of the callback runnables. 2493 // Otherwise we hold a reference to them. 2494 final Callbacks oldCallbacks = mCallbacks.get(); 2495 if (oldCallbacks == null) { 2496 // This launcher has exited and nobody bothered to tell us. Just bail. 2497 Log.w(TAG, "LoaderTask running with no launcher"); 2498 return; 2499 } 2500 2501 // Save a copy of all the bg-thread collections 2502 ArrayList<ItemInfo> workspaceItems = new ArrayList<ItemInfo>(); 2503 ArrayList<LauncherAppWidgetInfo> appWidgets = 2504 new ArrayList<LauncherAppWidgetInfo>(); 2505 ArrayList<Long> orderedScreenIds = new ArrayList<Long>(); 2506 2507 final LongArrayMap<FolderInfo> folders; 2508 final LongArrayMap<ItemInfo> itemsIdMap; 2509 2510 synchronized (sBgLock) { 2511 workspaceItems.addAll(sBgWorkspaceItems); 2512 appWidgets.addAll(sBgAppWidgets); 2513 orderedScreenIds.addAll(sBgWorkspaceScreens); 2514 2515 folders = sBgFolders.clone(); 2516 itemsIdMap = sBgItemsIdMap.clone(); 2517 } 2518 2519 final boolean isLoadingSynchronously = 2520 synchronizeBindPage != PagedView.INVALID_RESTORE_PAGE; 2521 int currScreen = isLoadingSynchronously ? synchronizeBindPage : 2522 oldCallbacks.getCurrentWorkspaceScreen(); 2523 if (currScreen >= orderedScreenIds.size()) { 2524 // There may be no workspace screens (just hotseat items and an empty page). 2525 currScreen = PagedView.INVALID_RESTORE_PAGE; 2526 } 2527 final int currentScreen = currScreen; 2528 final long currentScreenId = currentScreen < 0 2529 ? INVALID_SCREEN_ID : orderedScreenIds.get(currentScreen); 2530 2531 // Load all the items that are on the current page first (and in the process, unbind 2532 // all the existing workspace items before we call startBinding() below. 2533 unbindWorkspaceItemsOnMainThread(); 2534 2535 // Separate the items that are on the current screen, and all the other remaining items 2536 ArrayList<ItemInfo> currentWorkspaceItems = new ArrayList<ItemInfo>(); 2537 ArrayList<ItemInfo> otherWorkspaceItems = new ArrayList<ItemInfo>(); 2538 ArrayList<LauncherAppWidgetInfo> currentAppWidgets = 2539 new ArrayList<LauncherAppWidgetInfo>(); 2540 ArrayList<LauncherAppWidgetInfo> otherAppWidgets = 2541 new ArrayList<LauncherAppWidgetInfo>(); 2542 LongArrayMap<FolderInfo> currentFolders = new LongArrayMap<>(); 2543 LongArrayMap<FolderInfo> otherFolders = new LongArrayMap<>(); 2544 2545 filterCurrentWorkspaceItems(currentScreenId, workspaceItems, currentWorkspaceItems, 2546 otherWorkspaceItems); 2547 filterCurrentAppWidgets(currentScreenId, appWidgets, currentAppWidgets, 2548 otherAppWidgets); 2549 filterCurrentFolders(currentScreenId, itemsIdMap, folders, currentFolders, 2550 otherFolders); 2551 sortWorkspaceItemsSpatially(currentWorkspaceItems); 2552 sortWorkspaceItemsSpatially(otherWorkspaceItems); 2553 2554 // Tell the workspace that we're about to start binding items 2555 r = new Runnable() { 2556 public void run() { 2557 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2558 if (callbacks != null) { 2559 callbacks.clearPendingBinds(); 2560 callbacks.startBinding(); 2561 } 2562 } 2563 }; 2564 runOnMainThread(r); 2565 2566 bindWorkspaceScreens(oldCallbacks, orderedScreenIds); 2567 2568 Executor mainExecutor = new DeferredMainThreadExecutor(); 2569 // Load items on the current page. 2570 bindWorkspaceItems(oldCallbacks, currentWorkspaceItems, currentAppWidgets, 2571 currentFolders, mainExecutor); 2572 2573 // In case of isLoadingSynchronously, only bind the first screen, and defer binding the 2574 // remaining screens after first onDraw is called. This ensures that the first screen 2575 // is immediately visible (eg. during rotation) 2576 // In case of !isLoadingSynchronously, bind all pages one after other. 2577 final Executor deferredExecutor = isLoadingSynchronously ? 2578 new ViewOnDrawExecutor(mHandler) : mainExecutor; 2579 2580 bindWorkspaceItems(oldCallbacks, otherWorkspaceItems, otherAppWidgets, 2581 otherFolders, deferredExecutor); 2582 2583 // Tell the workspace that we're done binding items 2584 r = new Runnable() { 2585 public void run() { 2586 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2587 if (callbacks != null) { 2588 callbacks.finishBindingItems(); 2589 } 2590 2591 mIsLoadingAndBindingWorkspace = false; 2592 2593 // Run all the bind complete runnables after workspace is bound. 2594 if (!mBindCompleteRunnables.isEmpty()) { 2595 synchronized (mBindCompleteRunnables) { 2596 for (final Runnable r : mBindCompleteRunnables) { 2597 runOnWorkerThread(r); 2598 } 2599 mBindCompleteRunnables.clear(); 2600 } 2601 } 2602 2603 // If we're profiling, ensure this is the last thing in the queue. 2604 if (DEBUG_LOADERS) { 2605 Log.d(TAG, "bound workspace in " 2606 + (SystemClock.uptimeMillis()-t) + "ms"); 2607 } 2608 2609 } 2610 }; 2611 deferredExecutor.execute(r); 2612 2613 if (isLoadingSynchronously) { 2614 r = new Runnable() { 2615 public void run() { 2616 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2617 if (callbacks != null) { 2618 // We are loading synchronously, which means, some of the pages will be 2619 // bound after first draw. Inform the callbacks that page binding is 2620 // not complete, and schedule the remaining pages. 2621 if (currentScreen != PagedView.INVALID_RESTORE_PAGE) { 2622 callbacks.onPageBoundSynchronously(currentScreen); 2623 } 2624 callbacks.executeOnNextDraw((ViewOnDrawExecutor) deferredExecutor); 2625 } 2626 } 2627 }; 2628 runOnMainThread(r); 2629 } 2630 } 2631 2632 private void loadAndBindAllApps() { 2633 if (DEBUG_LOADERS) { 2634 Log.d(TAG, "loadAndBindAllApps mAllAppsLoaded=" + mAllAppsLoaded); 2635 } 2636 if (!mAllAppsLoaded) { 2637 loadAllApps(); 2638 synchronized (LoaderTask.this) { 2639 if (mStopped) { 2640 return; 2641 } 2642 } 2643 updateIconCache(); 2644 synchronized (LoaderTask.this) { 2645 if (mStopped) { 2646 return; 2647 } 2648 mAllAppsLoaded = true; 2649 } 2650 } else { 2651 onlyBindAllApps(); 2652 } 2653 } 2654 2655 private void updateIconCache() { 2656 // Ignore packages which have a promise icon. 2657 HashSet<String> packagesToIgnore = new HashSet<>(); 2658 synchronized (sBgLock) { 2659 for (ItemInfo info : sBgItemsIdMap) { 2660 if (info instanceof ShortcutInfo) { 2661 ShortcutInfo si = (ShortcutInfo) info; 2662 if (si.isPromise() && si.getTargetComponent() != null) { 2663 packagesToIgnore.add(si.getTargetComponent().getPackageName()); 2664 } 2665 } else if (info instanceof LauncherAppWidgetInfo) { 2666 LauncherAppWidgetInfo lawi = (LauncherAppWidgetInfo) info; 2667 if (lawi.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)) { 2668 packagesToIgnore.add(lawi.providerName.getPackageName()); 2669 } 2670 } 2671 } 2672 } 2673 mIconCache.updateDbIcons(packagesToIgnore); 2674 } 2675 2676 private void onlyBindAllApps() { 2677 final Callbacks oldCallbacks = mCallbacks.get(); 2678 if (oldCallbacks == null) { 2679 // This launcher has exited and nobody bothered to tell us. Just bail. 2680 Log.w(TAG, "LoaderTask running with no launcher (onlyBindAllApps)"); 2681 return; 2682 } 2683 2684 // shallow copy 2685 @SuppressWarnings("unchecked") 2686 final ArrayList<AppInfo> list 2687 = (ArrayList<AppInfo>) mBgAllAppsList.data.clone(); 2688 Runnable r = new Runnable() { 2689 public void run() { 2690 final long t = SystemClock.uptimeMillis(); 2691 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2692 if (callbacks != null) { 2693 callbacks.bindAllApplications(list); 2694 } 2695 if (DEBUG_LOADERS) { 2696 Log.d(TAG, "bound all " + list.size() + " apps from cache in " 2697 + (SystemClock.uptimeMillis() - t) + "ms"); 2698 } 2699 } 2700 }; 2701 boolean isRunningOnMainThread = !(sWorkerThread.getThreadId() == Process.myTid()); 2702 if (isRunningOnMainThread) { 2703 r.run(); 2704 } else { 2705 mHandler.post(r); 2706 } 2707 } 2708 2709 private void loadAllApps() { 2710 final long loadTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2711 2712 final Callbacks oldCallbacks = mCallbacks.get(); 2713 if (oldCallbacks == null) { 2714 // This launcher has exited and nobody bothered to tell us. Just bail. 2715 Log.w(TAG, "LoaderTask running with no launcher (loadAllApps)"); 2716 return; 2717 } 2718 2719 final List<UserHandleCompat> profiles = mUserManager.getUserProfiles(); 2720 2721 // Clear the list of apps 2722 mBgAllAppsList.clear(); 2723 for (UserHandleCompat user : profiles) { 2724 // Query for the set of apps 2725 final long qiaTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2726 final List<LauncherActivityInfoCompat> apps = mLauncherApps.getActivityList(null, user); 2727 if (DEBUG_LOADERS) { 2728 Log.d(TAG, "getActivityList took " 2729 + (SystemClock.uptimeMillis()-qiaTime) + "ms for user " + user); 2730 Log.d(TAG, "getActivityList got " + apps.size() + " apps for user " + user); 2731 } 2732 // Fail if we don't have any apps 2733 // TODO: Fix this. Only fail for the current user. 2734 if (apps == null || apps.isEmpty()) { 2735 return; 2736 } 2737 boolean quietMode = mUserManager.isQuietModeEnabled(user); 2738 // Create the ApplicationInfos 2739 for (int i = 0; i < apps.size(); i++) { 2740 LauncherActivityInfoCompat app = apps.get(i); 2741 // This builds the icon bitmaps. 2742 mBgAllAppsList.add(new AppInfo(mContext, app, user, mIconCache, quietMode)); 2743 } 2744 2745 final ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(mContext, user); 2746 if (heuristic != null) { 2747 final Runnable r = new Runnable() { 2748 2749 @Override 2750 public void run() { 2751 heuristic.processUserApps(apps); 2752 } 2753 }; 2754 runOnMainThread(new Runnable() { 2755 2756 @Override 2757 public void run() { 2758 // Check isLoadingWorkspace on the UI thread, as it is updated on 2759 // the UI thread. 2760 if (mIsLoadingAndBindingWorkspace) { 2761 synchronized (mBindCompleteRunnables) { 2762 mBindCompleteRunnables.add(r); 2763 } 2764 } else { 2765 runOnWorkerThread(r); 2766 } 2767 } 2768 }); 2769 } 2770 } 2771 // Huh? Shouldn't this be inside the Runnable below? 2772 final ArrayList<AppInfo> added = mBgAllAppsList.added; 2773 mBgAllAppsList.added = new ArrayList<AppInfo>(); 2774 2775 // Post callback on main thread 2776 mHandler.post(new Runnable() { 2777 public void run() { 2778 2779 final long bindTime = SystemClock.uptimeMillis(); 2780 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2781 if (callbacks != null) { 2782 callbacks.bindAllApplications(added); 2783 if (DEBUG_LOADERS) { 2784 Log.d(TAG, "bound " + added.size() + " apps in " 2785 + (SystemClock.uptimeMillis() - bindTime) + "ms"); 2786 } 2787 } else { 2788 Log.i(TAG, "not binding apps: no Launcher activity"); 2789 } 2790 } 2791 }); 2792 // Cleanup any data stored for a deleted user. 2793 ManagedProfileHeuristic.processAllUsers(profiles, mContext); 2794 if (DEBUG_LOADERS) { 2795 Log.d(TAG, "Icons processed in " 2796 + (SystemClock.uptimeMillis() - loadTime) + "ms"); 2797 } 2798 } 2799 2800 public void dumpState() { 2801 synchronized (sBgLock) { 2802 Log.d(TAG, "mLoaderTask.mContext=" + mContext); 2803 Log.d(TAG, "mLoaderTask.mStopped=" + mStopped); 2804 Log.d(TAG, "mLoaderTask.mLoadAndBindStepFinished=" + mLoadAndBindStepFinished); 2805 Log.d(TAG, "mItems size=" + sBgWorkspaceItems.size()); 2806 } 2807 } 2808 } 2809 2810 /** 2811 * Called when the icons for packages have been updated in the icon cache. 2812 */ 2813 public void onPackageIconsUpdated(HashSet<String> updatedPackages, UserHandleCompat user) { 2814 final Callbacks callbacks = getCallback(); 2815 final ArrayList<AppInfo> updatedApps = new ArrayList<>(); 2816 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<>(); 2817 2818 // If any package icon has changed (app was updated while launcher was dead), 2819 // update the corresponding shortcuts. 2820 synchronized (sBgLock) { 2821 for (ItemInfo info : sBgItemsIdMap) { 2822 if (info instanceof ShortcutInfo && user.equals(info.user) 2823 && info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 2824 ShortcutInfo si = (ShortcutInfo) info; 2825 ComponentName cn = si.getTargetComponent(); 2826 if (cn != null && updatedPackages.contains(cn.getPackageName())) { 2827 si.updateIcon(mIconCache); 2828 updatedShortcuts.add(si); 2829 } 2830 } 2831 } 2832 mBgAllAppsList.updateIconsAndLabels(updatedPackages, user, updatedApps); 2833 } 2834 2835 if (!updatedShortcuts.isEmpty()) { 2836 final UserHandleCompat userFinal = user; 2837 mHandler.post(new Runnable() { 2838 2839 public void run() { 2840 Callbacks cb = getCallback(); 2841 if (cb != null && callbacks == cb) { 2842 cb.bindShortcutsChanged(updatedShortcuts, 2843 new ArrayList<ShortcutInfo>(), userFinal); 2844 } 2845 } 2846 }); 2847 } 2848 2849 if (!updatedApps.isEmpty()) { 2850 mHandler.post(new Runnable() { 2851 2852 public void run() { 2853 Callbacks cb = getCallback(); 2854 if (cb != null && callbacks == cb) { 2855 cb.bindAppsUpdated(updatedApps); 2856 } 2857 } 2858 }); 2859 } 2860 } 2861 2862 void enqueuePackageUpdated(PackageUpdatedTask task) { 2863 sWorker.post(task); 2864 } 2865 2866 @Thunk class AppsAvailabilityCheck extends BroadcastReceiver { 2867 2868 @Override 2869 public void onReceive(Context context, Intent intent) { 2870 synchronized (sBgLock) { 2871 final LauncherAppsCompat launcherApps = LauncherAppsCompat 2872 .getInstance(mApp.getContext()); 2873 final PackageManager manager = context.getPackageManager(); 2874 final ArrayList<String> packagesRemoved = new ArrayList<String>(); 2875 final ArrayList<String> packagesUnavailable = new ArrayList<String>(); 2876 for (Entry<UserHandleCompat, HashSet<String>> entry : sPendingPackages.entrySet()) { 2877 UserHandleCompat user = entry.getKey(); 2878 packagesRemoved.clear(); 2879 packagesUnavailable.clear(); 2880 for (String pkg : entry.getValue()) { 2881 if (!launcherApps.isPackageEnabledForProfile(pkg, user)) { 2882 boolean packageOnSdcard = launcherApps.isAppEnabled( 2883 manager, pkg, PackageManager.GET_UNINSTALLED_PACKAGES); 2884 if (packageOnSdcard) { 2885 packagesUnavailable.add(pkg); 2886 } else { 2887 packagesRemoved.add(pkg); 2888 } 2889 } 2890 } 2891 if (!packagesRemoved.isEmpty()) { 2892 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_REMOVE, 2893 packagesRemoved.toArray(new String[packagesRemoved.size()]), user)); 2894 } 2895 if (!packagesUnavailable.isEmpty()) { 2896 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UNAVAILABLE, 2897 packagesUnavailable.toArray(new String[packagesUnavailable.size()]), user)); 2898 } 2899 } 2900 sPendingPackages.clear(); 2901 } 2902 } 2903 } 2904 2905 private class PackageUpdatedTask implements Runnable { 2906 int mOp; 2907 String[] mPackages; 2908 UserHandleCompat mUser; 2909 2910 public static final int OP_NONE = 0; 2911 public static final int OP_ADD = 1; 2912 public static final int OP_UPDATE = 2; 2913 public static final int OP_REMOVE = 3; // uninstlled 2914 public static final int OP_UNAVAILABLE = 4; // external media unmounted 2915 public static final int OP_SUSPEND = 5; // package suspended 2916 public static final int OP_UNSUSPEND = 6; // package unsuspended 2917 2918 2919 public PackageUpdatedTask(int op, String[] packages, UserHandleCompat user) { 2920 mOp = op; 2921 mPackages = packages; 2922 mUser = user; 2923 } 2924 2925 public void run() { 2926 if (!mHasLoaderCompletedOnce) { 2927 // Loader has not yet run. 2928 return; 2929 } 2930 final Context context = mApp.getContext(); 2931 2932 final String[] packages = mPackages; 2933 final int N = packages.length; 2934 FlagOp flagOp = FlagOp.NO_OP; 2935 switch (mOp) { 2936 case OP_ADD: { 2937 for (int i=0; i<N; i++) { 2938 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.addPackage " + packages[i]); 2939 mIconCache.updateIconsForPkg(packages[i], mUser); 2940 mBgAllAppsList.addPackage(context, packages[i], mUser); 2941 } 2942 2943 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 2944 if (heuristic != null) { 2945 heuristic.processPackageAdd(mPackages); 2946 } 2947 break; 2948 } 2949 case OP_UPDATE: 2950 for (int i=0; i<N; i++) { 2951 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.updatePackage " + packages[i]); 2952 mIconCache.updateIconsForPkg(packages[i], mUser); 2953 mBgAllAppsList.updatePackage(context, packages[i], mUser); 2954 mApp.getWidgetCache().removePackage(packages[i], mUser); 2955 } 2956 // Since package was just updated, the target must be available now. 2957 flagOp = FlagOp.removeFlag(ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE); 2958 break; 2959 case OP_REMOVE: { 2960 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 2961 if (heuristic != null) { 2962 heuristic.processPackageRemoved(mPackages); 2963 } 2964 for (int i=0; i<N; i++) { 2965 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 2966 mIconCache.removeIconsForPkg(packages[i], mUser); 2967 } 2968 // Fall through 2969 } 2970 case OP_UNAVAILABLE: 2971 for (int i=0; i<N; i++) { 2972 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 2973 mBgAllAppsList.removePackage(packages[i], mUser); 2974 mApp.getWidgetCache().removePackage(packages[i], mUser); 2975 } 2976 flagOp = FlagOp.addFlag(ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE); 2977 break; 2978 case OP_SUSPEND: 2979 case OP_UNSUSPEND: 2980 flagOp = mOp == OP_SUSPEND ? 2981 FlagOp.addFlag(ShortcutInfo.FLAG_DISABLED_SUSPENDED) : 2982 FlagOp.removeFlag(ShortcutInfo.FLAG_DISABLED_SUSPENDED); 2983 for (int i=0; i<N; i++) { 2984 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.(un)suspend " + packages[i]); 2985 mBgAllAppsList.updatePackageFlags(packages[i], mUser, flagOp); 2986 } 2987 break; 2988 } 2989 2990 ArrayList<AppInfo> added = null; 2991 ArrayList<AppInfo> modified = null; 2992 final ArrayList<AppInfo> removedApps = new ArrayList<AppInfo>(); 2993 2994 if (mBgAllAppsList.added.size() > 0) { 2995 added = new ArrayList<>(mBgAllAppsList.added); 2996 mBgAllAppsList.added.clear(); 2997 } 2998 if (mBgAllAppsList.modified.size() > 0) { 2999 modified = new ArrayList<>(mBgAllAppsList.modified); 3000 mBgAllAppsList.modified.clear(); 3001 } 3002 if (mBgAllAppsList.removed.size() > 0) { 3003 removedApps.addAll(mBgAllAppsList.removed); 3004 mBgAllAppsList.removed.clear(); 3005 } 3006 3007 final HashMap<ComponentName, AppInfo> addedOrUpdatedApps = new HashMap<>(); 3008 3009 if (added != null) { 3010 addAppsToAllApps(context, added); 3011 for (AppInfo ai : added) { 3012 addedOrUpdatedApps.put(ai.componentName, ai); 3013 } 3014 } 3015 3016 if (modified != null) { 3017 final Callbacks callbacks = getCallback(); 3018 final ArrayList<AppInfo> modifiedFinal = modified; 3019 for (AppInfo ai : modified) { 3020 addedOrUpdatedApps.put(ai.componentName, ai); 3021 } 3022 3023 mHandler.post(new Runnable() { 3024 public void run() { 3025 Callbacks cb = getCallback(); 3026 if (callbacks == cb && cb != null) { 3027 callbacks.bindAppsUpdated(modifiedFinal); 3028 } 3029 } 3030 }); 3031 } 3032 3033 // Update shortcut infos 3034 if (mOp == OP_ADD || flagOp != FlagOp.NO_OP) { 3035 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<ShortcutInfo>(); 3036 final ArrayList<ShortcutInfo> removedShortcuts = new ArrayList<ShortcutInfo>(); 3037 final ArrayList<LauncherAppWidgetInfo> widgets = new ArrayList<LauncherAppWidgetInfo>(); 3038 3039 HashSet<String> packageSet = new HashSet<String>(Arrays.asList(packages)); 3040 synchronized (sBgLock) { 3041 for (ItemInfo info : sBgItemsIdMap) { 3042 if (info instanceof ShortcutInfo && mUser.equals(info.user)) { 3043 ShortcutInfo si = (ShortcutInfo) info; 3044 boolean infoUpdated = false; 3045 boolean shortcutUpdated = false; 3046 3047 // Update shortcuts which use iconResource. 3048 if ((si.iconResource != null) 3049 && packageSet.contains(si.iconResource.packageName)) { 3050 Bitmap icon = Utilities.createIconBitmap( 3051 si.iconResource.packageName, 3052 si.iconResource.resourceName, context); 3053 if (icon != null) { 3054 si.setIcon(icon); 3055 si.usingFallbackIcon = false; 3056 infoUpdated = true; 3057 } 3058 } 3059 3060 ComponentName cn = si.getTargetComponent(); 3061 if (cn != null && packageSet.contains(cn.getPackageName())) { 3062 AppInfo appInfo = addedOrUpdatedApps.get(cn); 3063 3064 if (si.isPromise()) { 3065 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 3066 // Auto install icon 3067 PackageManager pm = context.getPackageManager(); 3068 ResolveInfo matched = pm.resolveActivity( 3069 new Intent(Intent.ACTION_MAIN) 3070 .setComponent(cn).addCategory(Intent.CATEGORY_LAUNCHER), 3071 PackageManager.MATCH_DEFAULT_ONLY); 3072 if (matched == null) { 3073 // Try to find the best match activity. 3074 Intent intent = pm.getLaunchIntentForPackage( 3075 cn.getPackageName()); 3076 if (intent != null) { 3077 cn = intent.getComponent(); 3078 appInfo = addedOrUpdatedApps.get(cn); 3079 } 3080 3081 if ((intent == null) || (appInfo == null)) { 3082 removedShortcuts.add(si); 3083 continue; 3084 } 3085 si.promisedIntent = intent; 3086 } 3087 } 3088 3089 // Restore the shortcut. 3090 if (appInfo != null) { 3091 si.flags = appInfo.flags; 3092 } 3093 3094 si.intent = si.promisedIntent; 3095 si.promisedIntent = null; 3096 si.status = ShortcutInfo.DEFAULT; 3097 infoUpdated = true; 3098 si.updateIcon(mIconCache); 3099 } 3100 3101 if (appInfo != null && Intent.ACTION_MAIN.equals(si.intent.getAction()) 3102 && si.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 3103 si.updateIcon(mIconCache); 3104 si.title = Utilities.trim(appInfo.title); 3105 si.contentDescription = appInfo.contentDescription; 3106 infoUpdated = true; 3107 } 3108 3109 int oldDisabledFlags = si.isDisabled; 3110 si.isDisabled = flagOp.apply(si.isDisabled); 3111 if (si.isDisabled != oldDisabledFlags) { 3112 shortcutUpdated = true; 3113 } 3114 } 3115 3116 if (infoUpdated || shortcutUpdated) { 3117 updatedShortcuts.add(si); 3118 } 3119 if (infoUpdated) { 3120 updateItemInDatabase(context, si); 3121 } 3122 } else if (info instanceof LauncherAppWidgetInfo) { 3123 LauncherAppWidgetInfo widgetInfo = (LauncherAppWidgetInfo) info; 3124 if (mUser.equals(widgetInfo.user) 3125 && widgetInfo.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) 3126 && packageSet.contains(widgetInfo.providerName.getPackageName())) { 3127 widgetInfo.restoreStatus &= 3128 ~LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY & 3129 ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 3130 3131 // adding this flag ensures that launcher shows 'click to setup' 3132 // if the widget has a config activity. In case there is no config 3133 // activity, it will be marked as 'restored' during bind. 3134 widgetInfo.restoreStatus |= LauncherAppWidgetInfo.FLAG_UI_NOT_READY; 3135 3136 widgets.add(widgetInfo); 3137 updateItemInDatabase(context, widgetInfo); 3138 } 3139 } 3140 } 3141 } 3142 3143 if (!updatedShortcuts.isEmpty() || !removedShortcuts.isEmpty()) { 3144 final Callbacks callbacks = getCallback(); 3145 mHandler.post(new Runnable() { 3146 3147 public void run() { 3148 Callbacks cb = getCallback(); 3149 if (callbacks == cb && cb != null) { 3150 callbacks.bindShortcutsChanged( 3151 updatedShortcuts, removedShortcuts, mUser); 3152 } 3153 } 3154 }); 3155 if (!removedShortcuts.isEmpty()) { 3156 deleteItemsFromDatabase(context, removedShortcuts); 3157 } 3158 } 3159 if (!widgets.isEmpty()) { 3160 final Callbacks callbacks = getCallback(); 3161 mHandler.post(new Runnable() { 3162 public void run() { 3163 Callbacks cb = getCallback(); 3164 if (callbacks == cb && cb != null) { 3165 callbacks.bindWidgetsRestored(widgets); 3166 } 3167 } 3168 }); 3169 } 3170 } 3171 3172 final HashSet<String> removedPackages = new HashSet<>(); 3173 final HashSet<ComponentName> removedComponents = new HashSet<>(); 3174 if (mOp == OP_REMOVE) { 3175 // Mark all packages in the broadcast to be removed 3176 Collections.addAll(removedPackages, packages); 3177 3178 // No need to update the removedComponents as 3179 // removedPackages is a super-set of removedComponents 3180 } else if (mOp == OP_UPDATE) { 3181 // Mark disabled packages in the broadcast to be removed 3182 for (int i=0; i<N; i++) { 3183 if (isPackageDisabled(context, packages[i], mUser)) { 3184 removedPackages.add(packages[i]); 3185 } 3186 } 3187 3188 // Update removedComponents as some components can get removed during package update 3189 for (AppInfo info : removedApps) { 3190 removedComponents.add(info.componentName); 3191 } 3192 } 3193 3194 if (!removedPackages.isEmpty() || !removedComponents.isEmpty()) { 3195 for (String pn : removedPackages) { 3196 deletePackageFromDatabase(context, pn, mUser); 3197 } 3198 for (ComponentName cn : removedComponents) { 3199 deleteItemsFromDatabase(context, getItemInfoForComponentName(cn, mUser)); 3200 } 3201 3202 // Remove any queued items from the install queue 3203 InstallShortcutReceiver.removeFromInstallQueue(context, removedPackages, mUser); 3204 3205 // Call the components-removed callback 3206 final Callbacks callbacks = getCallback(); 3207 mHandler.post(new Runnable() { 3208 public void run() { 3209 Callbacks cb = getCallback(); 3210 if (callbacks == cb && cb != null) { 3211 callbacks.bindWorkspaceComponentsRemoved( 3212 removedPackages, removedComponents, mUser); 3213 } 3214 } 3215 }); 3216 } 3217 3218 if (!removedApps.isEmpty()) { 3219 // Remove corresponding apps from All-Apps 3220 final Callbacks callbacks = getCallback(); 3221 mHandler.post(new Runnable() { 3222 public void run() { 3223 Callbacks cb = getCallback(); 3224 if (callbacks == cb && cb != null) { 3225 callbacks.bindAppInfosRemoved(removedApps); 3226 } 3227 } 3228 }); 3229 } 3230 3231 // Notify launcher of widget update. From marshmallow onwards we use AppWidgetHost to 3232 // get widget update signals. 3233 if (!Utilities.ATLEAST_MARSHMALLOW && 3234 (mOp == OP_ADD || mOp == OP_REMOVE || mOp == OP_UPDATE)) { 3235 final Callbacks callbacks = getCallback(); 3236 mHandler.post(new Runnable() { 3237 public void run() { 3238 Callbacks cb = getCallback(); 3239 if (callbacks == cb && cb != null) { 3240 callbacks.notifyWidgetProvidersChanged(); 3241 } 3242 } 3243 }); 3244 } 3245 } 3246 } 3247 3248 private void bindWidgetsModel(final Callbacks callbacks, final WidgetsModel model) { 3249 mHandler.post(new Runnable() { 3250 @Override 3251 public void run() { 3252 Callbacks cb = getCallback(); 3253 if (callbacks == cb && cb != null) { 3254 callbacks.bindWidgetsModel(model); 3255 } 3256 } 3257 }); 3258 } 3259 3260 public void refreshAndBindWidgetsAndShortcuts( 3261 final Callbacks callbacks, final boolean bindFirst) { 3262 runOnWorkerThread(new Runnable() { 3263 @Override 3264 public void run() { 3265 if (bindFirst && !mBgWidgetsModel.isEmpty()) { 3266 bindWidgetsModel(callbacks, mBgWidgetsModel.clone()); 3267 } 3268 final WidgetsModel model = mBgWidgetsModel.updateAndClone(mApp.getContext()); 3269 bindWidgetsModel(callbacks, model); 3270 // update the Widget entries inside DB on the worker thread. 3271 LauncherAppState.getInstance().getWidgetCache().removeObsoletePreviews( 3272 model.getRawList()); 3273 } 3274 }); 3275 } 3276 3277 @Thunk static boolean isPackageDisabled(Context context, String packageName, 3278 UserHandleCompat user) { 3279 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3280 return !launcherApps.isPackageEnabledForProfile(packageName, user); 3281 } 3282 3283 public static boolean isValidPackageActivity(Context context, ComponentName cn, 3284 UserHandleCompat user) { 3285 if (cn == null) { 3286 return false; 3287 } 3288 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3289 if (!launcherApps.isPackageEnabledForProfile(cn.getPackageName(), user)) { 3290 return false; 3291 } 3292 return launcherApps.isActivityEnabledForProfile(cn, user); 3293 } 3294 3295 public static boolean isValidPackage(Context context, String packageName, 3296 UserHandleCompat user) { 3297 if (packageName == null) { 3298 return false; 3299 } 3300 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3301 return launcherApps.isPackageEnabledForProfile(packageName, user); 3302 } 3303 3304 /** 3305 * Make an ShortcutInfo object for a restored application or shortcut item that points 3306 * to a package that is not yet installed on the system. 3307 */ 3308 public ShortcutInfo getRestoredItemInfo(Cursor c, int titleIndex, Intent intent, 3309 int promiseType, int itemType, CursorIconInfo iconInfo, Context context) { 3310 final ShortcutInfo info = new ShortcutInfo(); 3311 info.user = UserHandleCompat.myUserHandle(); 3312 3313 Bitmap icon = iconInfo.loadIcon(c, info, context); 3314 // the fallback icon 3315 if (icon == null) { 3316 mIconCache.getTitleAndIcon(info, intent, info.user, false /* useLowResIcon */); 3317 } else { 3318 info.setIcon(icon); 3319 } 3320 3321 if ((promiseType & ShortcutInfo.FLAG_RESTORED_ICON) != 0) { 3322 String title = (c != null) ? c.getString(titleIndex) : null; 3323 if (!TextUtils.isEmpty(title)) { 3324 info.title = Utilities.trim(title); 3325 } 3326 } else if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 3327 if (TextUtils.isEmpty(info.title)) { 3328 info.title = (c != null) ? Utilities.trim(c.getString(titleIndex)) : ""; 3329 } 3330 } else { 3331 throw new InvalidParameterException("Invalid restoreType " + promiseType); 3332 } 3333 3334 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3335 info.itemType = itemType; 3336 info.promisedIntent = intent; 3337 info.status = promiseType; 3338 return info; 3339 } 3340 3341 /** 3342 * Make an Intent object for a restored application or shortcut item that points 3343 * to the market page for the item. 3344 */ 3345 @Thunk Intent getRestoredItemIntent(Cursor c, Context context, Intent intent) { 3346 ComponentName componentName = intent.getComponent(); 3347 return getMarketIntent(componentName.getPackageName()); 3348 } 3349 3350 static Intent getMarketIntent(String packageName) { 3351 return new Intent(Intent.ACTION_VIEW) 3352 .setData(new Uri.Builder() 3353 .scheme("market") 3354 .authority("details") 3355 .appendQueryParameter("id", packageName) 3356 .build()); 3357 } 3358 3359 /** 3360 * Make an ShortcutInfo object for a shortcut that is an application. 3361 * 3362 * If c is not null, then it will be used to fill in missing data like the title and icon. 3363 */ 3364 public ShortcutInfo getAppShortcutInfo(PackageManager manager, Intent intent, 3365 UserHandleCompat user, Context context, Cursor c, int iconIndex, int titleIndex, 3366 boolean allowMissingTarget, boolean useLowResIcon) { 3367 if (user == null) { 3368 Log.d(TAG, "Null user found in getShortcutInfo"); 3369 return null; 3370 } 3371 3372 ComponentName componentName = intent.getComponent(); 3373 if (componentName == null) { 3374 Log.d(TAG, "Missing component found in getShortcutInfo"); 3375 return null; 3376 } 3377 3378 Intent newIntent = new Intent(intent.getAction(), null); 3379 newIntent.addCategory(Intent.CATEGORY_LAUNCHER); 3380 newIntent.setComponent(componentName); 3381 LauncherActivityInfoCompat lai = mLauncherApps.resolveActivity(newIntent, user); 3382 if ((lai == null) && !allowMissingTarget) { 3383 Log.d(TAG, "Missing activity found in getShortcutInfo: " + componentName); 3384 return null; 3385 } 3386 3387 final ShortcutInfo info = new ShortcutInfo(); 3388 mIconCache.getTitleAndIcon(info, componentName, lai, user, false, useLowResIcon); 3389 if (mIconCache.isDefaultIcon(info.getIcon(mIconCache), user) && c != null) { 3390 Bitmap icon = Utilities.createIconBitmap(c, iconIndex, context); 3391 info.setIcon(icon == null ? mIconCache.getDefaultIcon(user) : icon); 3392 } 3393 3394 // from the db 3395 if (TextUtils.isEmpty(info.title) && c != null) { 3396 info.title = Utilities.trim(c.getString(titleIndex)); 3397 } 3398 3399 // fall back to the class name of the activity 3400 if (info.title == null) { 3401 info.title = componentName.getClassName(); 3402 } 3403 3404 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_APPLICATION; 3405 info.user = user; 3406 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3407 if (lai != null) { 3408 info.flags = AppInfo.initFlags(lai); 3409 } 3410 return info; 3411 } 3412 3413 static ArrayList<ItemInfo> filterItemInfos(Iterable<ItemInfo> infos, 3414 ItemInfoFilter f) { 3415 HashSet<ItemInfo> filtered = new HashSet<ItemInfo>(); 3416 for (ItemInfo i : infos) { 3417 if (i instanceof ShortcutInfo) { 3418 ShortcutInfo info = (ShortcutInfo) i; 3419 ComponentName cn = info.getTargetComponent(); 3420 if (cn != null && f.filterItem(null, info, cn)) { 3421 filtered.add(info); 3422 } 3423 } else if (i instanceof FolderInfo) { 3424 FolderInfo info = (FolderInfo) i; 3425 for (ShortcutInfo s : info.contents) { 3426 ComponentName cn = s.getTargetComponent(); 3427 if (cn != null && f.filterItem(info, s, cn)) { 3428 filtered.add(s); 3429 } 3430 } 3431 } else if (i instanceof LauncherAppWidgetInfo) { 3432 LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) i; 3433 ComponentName cn = info.providerName; 3434 if (cn != null && f.filterItem(null, info, cn)) { 3435 filtered.add(info); 3436 } 3437 } 3438 } 3439 return new ArrayList<ItemInfo>(filtered); 3440 } 3441 3442 @Thunk ArrayList<ItemInfo> getItemInfoForComponentName(final ComponentName cname, 3443 final UserHandleCompat user) { 3444 ItemInfoFilter filter = new ItemInfoFilter() { 3445 @Override 3446 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 3447 if (info.user == null) { 3448 return cn.equals(cname); 3449 } else { 3450 return cn.equals(cname) && info.user.equals(user); 3451 } 3452 } 3453 }; 3454 return filterItemInfos(sBgItemsIdMap, filter); 3455 } 3456 3457 /** 3458 * Make an ShortcutInfo object for a shortcut that isn't an application. 3459 */ 3460 @Thunk ShortcutInfo getShortcutInfo(Cursor c, Context context, 3461 int titleIndex, CursorIconInfo iconInfo) { 3462 final ShortcutInfo info = new ShortcutInfo(); 3463 // Non-app shortcuts are only supported for current user. 3464 info.user = UserHandleCompat.myUserHandle(); 3465 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT; 3466 3467 // TODO: If there's an explicit component and we can't install that, delete it. 3468 3469 info.title = Utilities.trim(c.getString(titleIndex)); 3470 3471 Bitmap icon = iconInfo.loadIcon(c, info, context); 3472 // the fallback icon 3473 if (icon == null) { 3474 icon = mIconCache.getDefaultIcon(info.user); 3475 info.usingFallbackIcon = true; 3476 } 3477 info.setIcon(icon); 3478 return info; 3479 } 3480 3481 ShortcutInfo infoFromShortcutIntent(Context context, Intent data) { 3482 Intent intent = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_INTENT); 3483 String name = data.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 3484 Parcelable bitmap = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON); 3485 3486 if (intent == null) { 3487 // If the intent is null, we can't construct a valid ShortcutInfo, so we return null 3488 Log.e(TAG, "Can't construct ShorcutInfo with null intent"); 3489 return null; 3490 } 3491 3492 Bitmap icon = null; 3493 boolean customIcon = false; 3494 ShortcutIconResource iconResource = null; 3495 3496 if (bitmap instanceof Bitmap) { 3497 icon = Utilities.createIconBitmap((Bitmap) bitmap, context); 3498 customIcon = true; 3499 } else { 3500 Parcelable extra = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE); 3501 if (extra instanceof ShortcutIconResource) { 3502 iconResource = (ShortcutIconResource) extra; 3503 icon = Utilities.createIconBitmap(iconResource.packageName, 3504 iconResource.resourceName, context); 3505 } 3506 } 3507 3508 final ShortcutInfo info = new ShortcutInfo(); 3509 3510 // Only support intents for current user for now. Intents sent from other 3511 // users wouldn't get here without intent forwarding anyway. 3512 info.user = UserHandleCompat.myUserHandle(); 3513 if (icon == null) { 3514 icon = mIconCache.getDefaultIcon(info.user); 3515 info.usingFallbackIcon = true; 3516 } 3517 info.setIcon(icon); 3518 3519 info.title = Utilities.trim(name); 3520 info.contentDescription = mUserManager.getBadgedLabelForUser(info.title, info.user); 3521 info.intent = intent; 3522 info.customIcon = customIcon; 3523 info.iconResource = iconResource; 3524 3525 return info; 3526 } 3527 3528 /** 3529 * Return an existing FolderInfo object if we have encountered this ID previously, 3530 * or make a new one. 3531 */ 3532 @Thunk static FolderInfo findOrMakeFolder(LongArrayMap<FolderInfo> folders, long id) { 3533 // See if a placeholder was created for us already 3534 FolderInfo folderInfo = folders.get(id); 3535 if (folderInfo == null) { 3536 // No placeholder -- create a new instance 3537 folderInfo = new FolderInfo(); 3538 folders.put(id, folderInfo); 3539 } 3540 return folderInfo; 3541 } 3542 3543 3544 static boolean isValidProvider(AppWidgetProviderInfo provider) { 3545 return (provider != null) && (provider.provider != null) 3546 && (provider.provider.getPackageName() != null); 3547 } 3548 3549 public void dumpState() { 3550 Log.d(TAG, "mCallbacks=" + mCallbacks); 3551 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.data", mBgAllAppsList.data); 3552 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.added", mBgAllAppsList.added); 3553 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.removed", mBgAllAppsList.removed); 3554 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.modified", mBgAllAppsList.modified); 3555 if (mLoaderTask != null) { 3556 mLoaderTask.dumpState(); 3557 } else { 3558 Log.d(TAG, "mLoaderTask=null"); 3559 } 3560 } 3561 3562 public Callbacks getCallback() { 3563 return mCallbacks != null ? mCallbacks.get() : null; 3564 } 3565 3566 /** 3567 * @return {@link FolderInfo} if its already loaded. 3568 */ 3569 public FolderInfo findFolderById(Long folderId) { 3570 synchronized (sBgLock) { 3571 return sBgFolders.get(folderId); 3572 } 3573 } 3574 3575 @Thunk class DeferredMainThreadExecutor implements Executor { 3576 3577 @Override 3578 public void execute(Runnable command) { 3579 runOnMainThread(command); 3580 } 3581 } 3582 3583 /** 3584 * @return the looper for the worker thread which can be used to start background tasks. 3585 */ 3586 public static Looper getWorkerLooper() { 3587 return sWorkerThread.getLooper(); 3588 } 3589 3590 @Thunk static final void addDumpLog(String log) { 3591 Launcher.addDumpLog(TAG, log); 3592 } 3593} 3594