LauncherModel.java revision 18bf8e2ffde3444d53aaa9654da02cdedd0b7cd1
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.ContentProviderClient; 24import android.content.ContentProviderOperation; 25import android.content.ContentResolver; 26import android.content.ContentValues; 27import android.content.Context; 28import android.content.Intent; 29import android.content.Intent.ShortcutIconResource; 30import android.content.IntentFilter; 31import android.content.SharedPreferences; 32import android.content.pm.PackageManager; 33import android.content.pm.ProviderInfo; 34import android.content.pm.ResolveInfo; 35import android.content.res.Configuration; 36import android.content.res.Resources; 37import android.database.Cursor; 38import android.graphics.Bitmap; 39import android.graphics.Rect; 40import android.net.Uri; 41import android.os.Environment; 42import android.os.Handler; 43import android.os.HandlerThread; 44import android.os.Parcelable; 45import android.os.Process; 46import android.os.RemoteException; 47import android.os.SystemClock; 48import android.provider.BaseColumns; 49import android.text.TextUtils; 50import android.util.Log; 51import android.util.LongSparseArray; 52import android.util.Pair; 53 54import com.android.launcher3.compat.AppWidgetManagerCompat; 55import com.android.launcher3.compat.LauncherActivityInfoCompat; 56import com.android.launcher3.compat.LauncherAppsCompat; 57import com.android.launcher3.compat.PackageInstallerCompat; 58import com.android.launcher3.compat.PackageInstallerCompat.PackageInstallInfo; 59import com.android.launcher3.compat.UserHandleCompat; 60import com.android.launcher3.compat.UserManagerCompat; 61import com.android.launcher3.util.ComponentKey; 62import com.android.launcher3.util.ManagedProfileHeuristic; 63import com.android.launcher3.util.Thunk; 64 65import java.lang.ref.WeakReference; 66import java.net.URISyntaxException; 67import java.security.InvalidParameterException; 68import java.text.Collator; 69import java.util.ArrayList; 70import java.util.Arrays; 71import java.util.Collection; 72import java.util.Collections; 73import java.util.Comparator; 74import java.util.HashMap; 75import java.util.HashSet; 76import java.util.Iterator; 77import java.util.List; 78import java.util.Map.Entry; 79import java.util.Set; 80 81/** 82 * Maintains in-memory state of the Launcher. It is expected that there should be only one 83 * LauncherModel object held in a static. Also provide APIs for updating the database state 84 * for the Launcher. 85 */ 86public class LauncherModel extends BroadcastReceiver 87 implements LauncherAppsCompat.OnAppsChangedCallbackCompat { 88 static final boolean DEBUG_LOADERS = false; 89 private static final boolean DEBUG_RECEIVER = false; 90 private static final boolean REMOVE_UNRESTORED_ICONS = true; 91 92 static final String TAG = "Launcher.Model"; 93 94 public static final int LOADER_FLAG_NONE = 0; 95 public static final int LOADER_FLAG_CLEAR_WORKSPACE = 1 << 0; 96 public static final int LOADER_FLAG_MIGRATE_SHORTCUTS = 1 << 1; 97 98 private static final int ITEMS_CHUNK = 6; // batch size for the workspace icons 99 private static final long INVALID_SCREEN_ID = -1L; 100 101 @Thunk final boolean mAppsCanBeOnRemoveableStorage; 102 private final boolean mOldContentProviderExists; 103 104 @Thunk final LauncherAppState mApp; 105 @Thunk final Object mLock = new Object(); 106 @Thunk DeferredHandler mHandler = new DeferredHandler(); 107 @Thunk LoaderTask mLoaderTask; 108 @Thunk boolean mIsLoaderTaskRunning; 109 110 // Specific runnable types that are run on the main thread deferred handler, this allows us to 111 // clear all queued binding runnables when the Launcher activity is destroyed. 112 private static final int MAIN_THREAD_NORMAL_RUNNABLE = 0; 113 private static final int MAIN_THREAD_BINDING_RUNNABLE = 1; 114 115 private static final String MIGRATE_AUTHORITY = "com.android.launcher2.settings"; 116 117 @Thunk static final HandlerThread sWorkerThread = new HandlerThread("launcher-loader"); 118 static { 119 sWorkerThread.start(); 120 } 121 @Thunk static final Handler sWorker = new Handler(sWorkerThread.getLooper()); 122 123 // We start off with everything not loaded. After that, we assume that 124 // our monitoring of the package manager provides all updates and we never 125 // need to do a requery. These are only ever touched from the loader thread. 126 @Thunk boolean mWorkspaceLoaded; 127 @Thunk boolean mAllAppsLoaded; 128 129 // When we are loading pages synchronously, we can't just post the binding of items on the side 130 // pages as this delays the rotation process. Instead, we wait for a callback from the first 131 // draw (in Workspace) to initiate the binding of the remaining side pages. Any time we start 132 // a normal load, we also clear this set of Runnables. 133 static final ArrayList<Runnable> mDeferredBindRunnables = new ArrayList<Runnable>(); 134 135 @Thunk WeakReference<Callbacks> mCallbacks; 136 137 // < only access in worker thread > 138 AllAppsList mBgAllAppsList; 139 140 // The lock that must be acquired before referencing any static bg data structures. Unlike 141 // other locks, this one can generally be held long-term because we never expect any of these 142 // static data structures to be referenced outside of the worker thread except on the first 143 // load after configuration change. 144 static final Object sBgLock = new Object(); 145 146 // sBgItemsIdMap maps *all* the ItemInfos (shortcuts, folders, and widgets) created by 147 // LauncherModel to their ids 148 static final HashMap<Long, ItemInfo> sBgItemsIdMap = new HashMap<Long, ItemInfo>(); 149 150 // sBgWorkspaceItems is passed to bindItems, which expects a list of all folders and shortcuts 151 // created by LauncherModel that are directly on the home screen (however, no widgets or 152 // shortcuts within folders). 153 static final ArrayList<ItemInfo> sBgWorkspaceItems = new ArrayList<ItemInfo>(); 154 155 // sBgAppWidgets is all LauncherAppWidgetInfo created by LauncherModel. Passed to bindAppWidget() 156 static final ArrayList<LauncherAppWidgetInfo> sBgAppWidgets = 157 new ArrayList<LauncherAppWidgetInfo>(); 158 159 // sBgFolders is all FolderInfos created by LauncherModel. Passed to bindFolders() 160 static final HashMap<Long, FolderInfo> sBgFolders = new HashMap<Long, FolderInfo>(); 161 162 // sBgWorkspaceScreens is the ordered set of workspace screens. 163 static final ArrayList<Long> sBgWorkspaceScreens = new ArrayList<Long>(); 164 165 // sBgWidgetProviders is the set of widget providers including custom internal widgets 166 public static HashMap<ComponentKey, LauncherAppWidgetProviderInfo> sBgWidgetProviders; 167 168 // sPendingPackages is a set of packages which could be on sdcard and are not available yet 169 static final HashMap<UserHandleCompat, HashSet<String>> sPendingPackages = 170 new HashMap<UserHandleCompat, HashSet<String>>(); 171 172 // </ only access in worker thread > 173 174 @Thunk IconCache mIconCache; 175 176 protected int mPreviousConfigMcc; 177 178 @Thunk final LauncherAppsCompat mLauncherApps; 179 @Thunk final UserManagerCompat mUserManager; 180 181 public interface Callbacks { 182 public boolean setLoadOnResume(); 183 public int getCurrentWorkspaceScreen(); 184 public void startBinding(); 185 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end, 186 boolean forceAnimateIcons); 187 public void bindScreens(ArrayList<Long> orderedScreenIds); 188 public void bindAddScreens(ArrayList<Long> orderedScreenIds); 189 public void bindFolders(HashMap<Long,FolderInfo> folders); 190 public void finishBindingItems(); 191 public void bindAppWidget(LauncherAppWidgetInfo info); 192 public void bindAllApplications(ArrayList<AppInfo> apps); 193 public void bindAppsAdded(ArrayList<Long> newScreens, 194 ArrayList<ItemInfo> addNotAnimated, 195 ArrayList<ItemInfo> addAnimated, 196 ArrayList<AppInfo> addedApps); 197 public void bindAppsUpdated(ArrayList<AppInfo> apps); 198 public void bindShortcutsChanged(ArrayList<ShortcutInfo> updated, 199 ArrayList<ShortcutInfo> removed, UserHandleCompat user); 200 public void bindWidgetsRestored(ArrayList<LauncherAppWidgetInfo> widgets); 201 public void updatePackageState(ArrayList<PackageInstallInfo> installInfo); 202 public void updatePackageBadge(String packageName); 203 public void bindComponentsRemoved(ArrayList<String> packageNames, 204 ArrayList<AppInfo> appInfos, UserHandleCompat user, int reason); 205 public void bindPackagesUpdated(ArrayList<Object> widgetsAndShortcuts); 206 public void bindSearchablesChanged(); 207 public boolean isAllAppsButtonRank(int rank); 208 public void onPageBoundSynchronously(int page); 209 public void dumpLogsToLocalData(); 210 public void bindAddPendingItem(PendingAddItemInfo info, long container, long screenId, 211 int[] cell, int spanX, int spanY); 212 } 213 214 public interface ItemInfoFilter { 215 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn); 216 } 217 218 public interface ScreenPosProvider { 219 int getScreenIndex(ArrayList<Long> screenIDs); 220 } 221 222 LauncherModel(LauncherAppState app, IconCache iconCache, AppFilter appFilter) { 223 Context context = app.getContext(); 224 225 mAppsCanBeOnRemoveableStorage = Environment.isExternalStorageRemovable(); 226 String oldProvider = context.getString(R.string.old_launcher_provider_uri); 227 // This may be the same as MIGRATE_AUTHORITY, or it may be replaced by a different 228 // resource string. 229 String redirectAuthority = Uri.parse(oldProvider).getAuthority(); 230 ProviderInfo providerInfo = 231 context.getPackageManager().resolveContentProvider(MIGRATE_AUTHORITY, 0); 232 ProviderInfo redirectProvider = 233 context.getPackageManager().resolveContentProvider(redirectAuthority, 0); 234 235 Log.d(TAG, "Old launcher provider: " + oldProvider); 236 mOldContentProviderExists = (providerInfo != null) && (redirectProvider != null); 237 238 if (mOldContentProviderExists) { 239 Log.d(TAG, "Old launcher provider exists."); 240 } else { 241 Log.d(TAG, "Old launcher provider does not exist."); 242 } 243 244 mApp = app; 245 mBgAllAppsList = new AllAppsList(iconCache, appFilter); 246 mIconCache = iconCache; 247 248 final Resources res = context.getResources(); 249 Configuration config = res.getConfiguration(); 250 mPreviousConfigMcc = config.mcc; 251 mLauncherApps = LauncherAppsCompat.getInstance(context); 252 mUserManager = UserManagerCompat.getInstance(context); 253 } 254 255 /** Runs the specified runnable immediately if called from the main thread, otherwise it is 256 * posted on the main thread handler. */ 257 @Thunk void runOnMainThread(Runnable r) { 258 runOnMainThread(r, 0); 259 } 260 @Thunk void runOnMainThread(Runnable r, int type) { 261 if (sWorkerThread.getThreadId() == Process.myTid()) { 262 // If we are on the worker thread, post onto the main handler 263 mHandler.post(r); 264 } else { 265 r.run(); 266 } 267 } 268 269 /** Runs the specified runnable immediately if called from the worker thread, otherwise it is 270 * posted on the worker thread handler. */ 271 private static void runOnWorkerThread(Runnable r) { 272 if (sWorkerThread.getThreadId() == Process.myTid()) { 273 r.run(); 274 } else { 275 // If we are not on the worker thread, then post to the worker handler 276 sWorker.post(r); 277 } 278 } 279 280 boolean canMigrateFromOldLauncherDb(Launcher launcher) { 281 return mOldContentProviderExists && !launcher.isLauncherPreinstalled() ; 282 } 283 284 public void setPackageState(final ArrayList<PackageInstallInfo> installInfo) { 285 // Process the updated package state 286 Runnable r = new Runnable() { 287 public void run() { 288 Callbacks callbacks = getCallback(); 289 if (callbacks != null) { 290 callbacks.updatePackageState(installInfo); 291 } 292 } 293 }; 294 mHandler.post(r); 295 } 296 297 public void updatePackageBadge(final String packageName) { 298 // Process the updated package badge 299 Runnable r = new Runnable() { 300 public void run() { 301 Callbacks callbacks = getCallback(); 302 if (callbacks != null) { 303 callbacks.updatePackageBadge(packageName); 304 } 305 } 306 }; 307 mHandler.post(r); 308 } 309 310 public void addAppsToAllApps(final Context ctx, final ArrayList<AppInfo> allAppsApps) { 311 final Callbacks callbacks = getCallback(); 312 313 if (allAppsApps == null) { 314 throw new RuntimeException("allAppsApps must not be null"); 315 } 316 if (allAppsApps.isEmpty()) { 317 return; 318 } 319 320 // Process the newly added applications and add them to the database first 321 Runnable r = new Runnable() { 322 public void run() { 323 runOnMainThread(new Runnable() { 324 public void run() { 325 Callbacks cb = getCallback(); 326 if (callbacks == cb && cb != null) { 327 callbacks.bindAppsAdded(null, null, null, allAppsApps); 328 } 329 } 330 }); 331 } 332 }; 333 runOnWorkerThread(r); 334 } 335 336 public void addAndBindAddedWorkspaceItems(final Context context, 337 final ArrayList<ItemInfo> workspaceApps) { 338 addAndBindAddedWorkspaceItems(context, workspaceApps, 339 new ScreenPosProvider() { 340 341 @Override 342 public int getScreenIndex(ArrayList<Long> screenIDs) { 343 return screenIDs.isEmpty() ? 0 : 1; 344 } 345 }, 1, false); 346 } 347 348 private static boolean findNextAvailableIconSpaceInScreen(ArrayList<Rect> occupiedPos, 349 int[] xy, int spanX, int spanY) { 350 LauncherAppState app = LauncherAppState.getInstance(); 351 DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); 352 final int xCount = (int) grid.numColumns; 353 final int yCount = (int) grid.numRows; 354 boolean[][] occupied = new boolean[xCount][yCount]; 355 if (occupiedPos != null) { 356 for (Rect r : occupiedPos) { 357 for (int x = r.left; 0 <= x && x < r.right && x < xCount; x++) { 358 for (int y = r.top; 0 <= y && y < r.bottom && y < yCount; y++) { 359 occupied[x][y] = true; 360 } 361 } 362 } 363 } 364 return CellLayout.findVacantCell(xy, spanX, spanY, xCount, yCount, occupied); 365 } 366 367 /** 368 * Find a position on the screen for the given size or adds a new screen. 369 * @return screenId and the coordinates for the item. 370 */ 371 @Thunk static Pair<Long, int[]> findSpaceForItem( 372 Context context, 373 ScreenPosProvider preferredScreen, 374 int fallbackStartScreen, 375 ArrayList<Long> workspaceScreens, 376 ArrayList<Long> addedWorkspaceScreensFinal, 377 int spanX, int spanY) { 378 // Load position of items which are on the desktop. We can't use sBgItemsIdMap because 379 // loadWorkspace() may not have been called. 380 final ContentResolver cr = context.getContentResolver(); 381 Cursor c = cr.query(LauncherSettings.Favorites.CONTENT_URI, 382 new String[] { 383 LauncherSettings.Favorites.SCREEN, 384 LauncherSettings.Favorites.CELLX, 385 LauncherSettings.Favorites.CELLY, 386 LauncherSettings.Favorites.SPANX, 387 LauncherSettings.Favorites.SPANY, 388 LauncherSettings.Favorites.CONTAINER 389 }, 390 "container=?", 391 new String[] { Integer.toString(LauncherSettings.Favorites.CONTAINER_DESKTOP) }, 392 null); 393 394 final int screenIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SCREEN); 395 final int cellXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLX); 396 final int cellYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLY); 397 final int spanXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SPANX); 398 final int spanYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SPANY); 399 LongSparseArray<ArrayList<Rect>> screenItems = new LongSparseArray<ArrayList<Rect>>(); 400 try { 401 while (c.moveToNext()) { 402 Rect rect = new Rect(); 403 rect.left = c.getInt(cellXIndex); 404 rect.top = c.getInt(cellYIndex); 405 rect.right = rect.left + Math.max(1, c.getInt(spanXIndex)); 406 rect.bottom = rect.top + Math.max(1, c.getInt(spanYIndex)); 407 408 long screenId = c.getInt(screenIndex); 409 ArrayList<Rect> items = screenItems.get(screenId); 410 if (items == null) { 411 items = new ArrayList<Rect>(); 412 screenItems.put(screenId, items); 413 } 414 items.add(rect); 415 } 416 } catch (Exception e) { 417 screenItems.clear(); 418 } finally { 419 c.close(); 420 } 421 422 // Find appropriate space for the item. 423 long screenId = 0; 424 int[] cordinates = new int[2]; 425 boolean found = false; 426 427 int screenCount = workspaceScreens.size(); 428 // First check the preferred screen. 429 int preferredScreenIndex = preferredScreen.getScreenIndex(workspaceScreens); 430 if (preferredScreenIndex < screenCount) { 431 screenId = workspaceScreens.get(preferredScreenIndex); 432 found = findNextAvailableIconSpaceInScreen( 433 screenItems.get(screenId), cordinates, spanX, spanY); 434 } 435 436 if (!found) { 437 // Search on any of the screens. 438 for (int screen = fallbackStartScreen; screen < screenCount; screen++) { 439 screenId = workspaceScreens.get(screen); 440 if (findNextAvailableIconSpaceInScreen( 441 screenItems.get(screenId), cordinates, spanX, spanY)) { 442 // We found a space for it 443 found = true; 444 break; 445 } 446 } 447 } 448 449 if (!found) { 450 // Still no position found. Add a new screen to the end. 451 screenId = LauncherAppState.getLauncherProvider().generateNewScreenId(); 452 453 // Save the screen id for binding in the workspace 454 workspaceScreens.add(screenId); 455 addedWorkspaceScreensFinal.add(screenId); 456 457 // If we still can't find an empty space, then God help us all!!! 458 if (!findNextAvailableIconSpaceInScreen( 459 screenItems.get(screenId), cordinates, spanX, spanY)) { 460 throw new RuntimeException("Can't find space to add the item"); 461 } 462 } 463 return Pair.create(screenId, cordinates); 464 } 465 466 /** 467 * Adds the provided items to the workspace. 468 * @param preferredScreen the screen where we should try to add the app first 469 * @param fallbackStartScreen the screen to start search for empty space if 470 * preferredScreen is not available. 471 */ 472 public void addAndBindPendingItem( 473 final Context context, 474 final PendingAddItemInfo addInfo, 475 final ScreenPosProvider preferredScreen, 476 final int fallbackStartScreen) { 477 final Callbacks callbacks = getCallback(); 478 // Process the newly added applications and add them to the database first 479 Runnable r = new Runnable() { 480 public void run() { 481 final ArrayList<Long> addedWorkspaceScreensFinal = new ArrayList<Long>(); 482 ArrayList<Long> workspaceScreens = loadWorkspaceScreensDb(context); 483 484 // Find appropriate space for the item. 485 Pair<Long, int[]> coords = findSpaceForItem(context, preferredScreen, 486 fallbackStartScreen, workspaceScreens, addedWorkspaceScreensFinal, 487 addInfo.spanX, 488 addInfo.spanY); 489 final long screenId = coords.first; 490 final int[] cordinates = coords.second; 491 492 // Update the workspace screens 493 updateWorkspaceScreenOrder(context, workspaceScreens); 494 runOnMainThread(new Runnable() { 495 public void run() { 496 Callbacks cb = getCallback(); 497 if (callbacks == cb && cb != null) { 498 cb.bindAddScreens(addedWorkspaceScreensFinal); 499 cb.bindAddPendingItem(addInfo, 500 LauncherSettings.Favorites.CONTAINER_DESKTOP, 501 screenId, cordinates, addInfo.spanX, addInfo.spanY); 502 } 503 } 504 }); 505 } 506 }; 507 runOnWorkerThread(r); 508 } 509 510 /** 511 * Adds the provided items to the workspace. 512 * @param preferredScreen the screen where we should try to add the app first 513 * @param fallbackStartScreen the screen to start search for empty space if 514 * preferredScreen is not available. 515 */ 516 public void addAndBindAddedWorkspaceItems(final Context context, 517 final ArrayList<ItemInfo> workspaceApps, 518 final ScreenPosProvider preferredScreen, 519 final int fallbackStartScreen, 520 final boolean allowDuplicate) { 521 final Callbacks callbacks = getCallback(); 522 if (workspaceApps.isEmpty()) { 523 return; 524 } 525 // Process the newly added applications and add them to the database first 526 Runnable r = new Runnable() { 527 public void run() { 528 final ArrayList<ItemInfo> addedShortcutsFinal = new ArrayList<ItemInfo>(); 529 final ArrayList<Long> addedWorkspaceScreensFinal = new ArrayList<Long>(); 530 531 // Get the list of workspace screens. We need to append to this list and 532 // can not use sBgWorkspaceScreens because loadWorkspace() may not have been 533 // called. 534 ArrayList<Long> workspaceScreens = loadWorkspaceScreensDb(context); 535 synchronized(sBgLock) { 536 for (ItemInfo item : workspaceApps) { 537 if (!allowDuplicate && item instanceof ShortcutInfo) { 538 // Short-circuit this logic if the icon exists somewhere on the workspace 539 if (shortcutExists(context, item.title.toString(), 540 item.getIntent(), item.user)) { 541 continue; 542 } 543 } 544 545 // Find appropriate space for the item. 546 Pair<Long, int[]> coords = findSpaceForItem(context, preferredScreen, 547 fallbackStartScreen, workspaceScreens, addedWorkspaceScreensFinal, 548 1, 1); 549 long screenId = coords.first; 550 int[] cordinates = coords.second; 551 552 ItemInfo itemInfo; 553 if (item instanceof ShortcutInfo || item instanceof FolderInfo) { 554 itemInfo = item; 555 } else if (item instanceof AppInfo) { 556 itemInfo = ((AppInfo) item).makeShortcut(); 557 } else { 558 throw new RuntimeException("Unexpected info type"); 559 } 560 561 // Add the shortcut to the db 562 addItemToDatabase(context, itemInfo, 563 LauncherSettings.Favorites.CONTAINER_DESKTOP, 564 screenId, cordinates[0], cordinates[1]); 565 // Save the ShortcutInfo for binding in the workspace 566 addedShortcutsFinal.add(itemInfo); 567 } 568 } 569 570 // Update the workspace screens 571 updateWorkspaceScreenOrder(context, workspaceScreens); 572 573 if (!addedShortcutsFinal.isEmpty()) { 574 runOnMainThread(new Runnable() { 575 public void run() { 576 Callbacks cb = getCallback(); 577 if (callbacks == cb && cb != null) { 578 final ArrayList<ItemInfo> addAnimated = new ArrayList<ItemInfo>(); 579 final ArrayList<ItemInfo> addNotAnimated = new ArrayList<ItemInfo>(); 580 if (!addedShortcutsFinal.isEmpty()) { 581 ItemInfo info = addedShortcutsFinal.get(addedShortcutsFinal.size() - 1); 582 long lastScreenId = info.screenId; 583 for (ItemInfo i : addedShortcutsFinal) { 584 if (i.screenId == lastScreenId) { 585 addAnimated.add(i); 586 } else { 587 addNotAnimated.add(i); 588 } 589 } 590 } 591 callbacks.bindAppsAdded(addedWorkspaceScreensFinal, 592 addNotAnimated, addAnimated, null); 593 } 594 } 595 }); 596 } 597 } 598 }; 599 runOnWorkerThread(r); 600 } 601 602 public void unbindItemInfosAndClearQueuedBindRunnables() { 603 if (sWorkerThread.getThreadId() == Process.myTid()) { 604 throw new RuntimeException("Expected unbindLauncherItemInfos() to be called from the " + 605 "main thread"); 606 } 607 608 // Clear any deferred bind runnables 609 synchronized (mDeferredBindRunnables) { 610 mDeferredBindRunnables.clear(); 611 } 612 // Remove any queued bind runnables 613 mHandler.cancelAllRunnablesOfType(MAIN_THREAD_BINDING_RUNNABLE); 614 // Unbind all the workspace items 615 unbindWorkspaceItemsOnMainThread(); 616 } 617 618 /** Unbinds all the sBgWorkspaceItems and sBgAppWidgets on the main thread */ 619 void unbindWorkspaceItemsOnMainThread() { 620 // Ensure that we don't use the same workspace items data structure on the main thread 621 // by making a copy of workspace items first. 622 final ArrayList<ItemInfo> tmpWorkspaceItems = new ArrayList<ItemInfo>(); 623 final ArrayList<ItemInfo> tmpAppWidgets = new ArrayList<ItemInfo>(); 624 synchronized (sBgLock) { 625 tmpWorkspaceItems.addAll(sBgWorkspaceItems); 626 tmpAppWidgets.addAll(sBgAppWidgets); 627 } 628 Runnable r = new Runnable() { 629 @Override 630 public void run() { 631 for (ItemInfo item : tmpWorkspaceItems) { 632 item.unbind(); 633 } 634 for (ItemInfo item : tmpAppWidgets) { 635 item.unbind(); 636 } 637 } 638 }; 639 runOnMainThread(r); 640 } 641 642 /** 643 * Adds an item to the DB if it was not created previously, or move it to a new 644 * <container, screen, cellX, cellY> 645 */ 646 static void addOrMoveItemInDatabase(Context context, ItemInfo item, long container, 647 long screenId, int cellX, int cellY) { 648 if (item.container == ItemInfo.NO_ID) { 649 // From all apps 650 addItemToDatabase(context, item, container, screenId, cellX, cellY); 651 } else { 652 // From somewhere else 653 moveItemInDatabase(context, item, container, screenId, cellX, cellY); 654 } 655 } 656 657 static void checkItemInfoLocked( 658 final long itemId, final ItemInfo item, StackTraceElement[] stackTrace) { 659 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 660 if (modelItem != null && item != modelItem) { 661 // check all the data is consistent 662 if (modelItem instanceof ShortcutInfo && item instanceof ShortcutInfo) { 663 ShortcutInfo modelShortcut = (ShortcutInfo) modelItem; 664 ShortcutInfo shortcut = (ShortcutInfo) item; 665 if (modelShortcut.title.toString().equals(shortcut.title.toString()) && 666 modelShortcut.intent.filterEquals(shortcut.intent) && 667 modelShortcut.id == shortcut.id && 668 modelShortcut.itemType == shortcut.itemType && 669 modelShortcut.container == shortcut.container && 670 modelShortcut.screenId == shortcut.screenId && 671 modelShortcut.cellX == shortcut.cellX && 672 modelShortcut.cellY == shortcut.cellY && 673 modelShortcut.spanX == shortcut.spanX && 674 modelShortcut.spanY == shortcut.spanY && 675 ((modelShortcut.dropPos == null && shortcut.dropPos == null) || 676 (modelShortcut.dropPos != null && 677 shortcut.dropPos != null && 678 modelShortcut.dropPos[0] == shortcut.dropPos[0] && 679 modelShortcut.dropPos[1] == shortcut.dropPos[1]))) { 680 // For all intents and purposes, this is the same object 681 return; 682 } 683 } 684 685 // the modelItem needs to match up perfectly with item if our model is 686 // to be consistent with the database-- for now, just require 687 // modelItem == item or the equality check above 688 String msg = "item: " + ((item != null) ? item.toString() : "null") + 689 "modelItem: " + 690 ((modelItem != null) ? modelItem.toString() : "null") + 691 "Error: ItemInfo passed to checkItemInfo doesn't match original"; 692 RuntimeException e = new RuntimeException(msg); 693 if (stackTrace != null) { 694 e.setStackTrace(stackTrace); 695 } 696 throw e; 697 } 698 } 699 700 static void checkItemInfo(final ItemInfo item) { 701 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 702 final long itemId = item.id; 703 Runnable r = new Runnable() { 704 public void run() { 705 synchronized (sBgLock) { 706 checkItemInfoLocked(itemId, item, stackTrace); 707 } 708 } 709 }; 710 runOnWorkerThread(r); 711 } 712 713 static void updateItemInDatabaseHelper(Context context, final ContentValues values, 714 final ItemInfo item, final String callingFunction) { 715 final long itemId = item.id; 716 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId); 717 final ContentResolver cr = context.getContentResolver(); 718 719 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 720 Runnable r = new Runnable() { 721 public void run() { 722 cr.update(uri, values, null, null); 723 updateItemArrays(item, itemId, stackTrace); 724 } 725 }; 726 runOnWorkerThread(r); 727 } 728 729 static void updateItemsInDatabaseHelper(Context context, final ArrayList<ContentValues> valuesList, 730 final ArrayList<ItemInfo> items, final String callingFunction) { 731 final ContentResolver cr = context.getContentResolver(); 732 733 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 734 Runnable r = new Runnable() { 735 public void run() { 736 ArrayList<ContentProviderOperation> ops = 737 new ArrayList<ContentProviderOperation>(); 738 int count = items.size(); 739 for (int i = 0; i < count; i++) { 740 ItemInfo item = items.get(i); 741 final long itemId = item.id; 742 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId); 743 ContentValues values = valuesList.get(i); 744 745 ops.add(ContentProviderOperation.newUpdate(uri).withValues(values).build()); 746 updateItemArrays(item, itemId, stackTrace); 747 748 } 749 try { 750 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 751 } catch (Exception e) { 752 e.printStackTrace(); 753 } 754 } 755 }; 756 runOnWorkerThread(r); 757 } 758 759 static void updateItemArrays(ItemInfo item, long itemId, StackTraceElement[] stackTrace) { 760 // Lock on mBgLock *after* the db operation 761 synchronized (sBgLock) { 762 checkItemInfoLocked(itemId, item, stackTrace); 763 764 if (item.container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 765 item.container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 766 // Item is in a folder, make sure this folder exists 767 if (!sBgFolders.containsKey(item.container)) { 768 // An items container is being set to a that of an item which is not in 769 // the list of Folders. 770 String msg = "item: " + item + " container being set to: " + 771 item.container + ", not in the list of folders"; 772 Log.e(TAG, msg); 773 } 774 } 775 776 // Items are added/removed from the corresponding FolderInfo elsewhere, such 777 // as in Workspace.onDrop. Here, we just add/remove them from the list of items 778 // that are on the desktop, as appropriate 779 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 780 if (modelItem != null && 781 (modelItem.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 782 modelItem.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT)) { 783 switch (modelItem.itemType) { 784 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 785 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 786 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 787 if (!sBgWorkspaceItems.contains(modelItem)) { 788 sBgWorkspaceItems.add(modelItem); 789 } 790 break; 791 default: 792 break; 793 } 794 } else { 795 sBgWorkspaceItems.remove(modelItem); 796 } 797 } 798 } 799 800 /** 801 * Move an item in the DB to a new <container, screen, cellX, cellY> 802 */ 803 static void moveItemInDatabase(Context context, final ItemInfo item, final long container, 804 final long screenId, final int cellX, final int cellY) { 805 item.container = container; 806 item.cellX = cellX; 807 item.cellY = cellY; 808 809 // We store hotseat items in canonical form which is this orientation invariant position 810 // in the hotseat 811 if (context instanceof Launcher && screenId < 0 && 812 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 813 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 814 } else { 815 item.screenId = screenId; 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 updateItemInDatabaseHelper(context, values, item, "moveItemInDatabase"); 826 } 827 828 /** 829 * Move items in the DB to a new <container, screen, cellX, cellY>. We assume that the 830 * cellX, cellY have already been updated on the ItemInfos. 831 */ 832 static void moveItemsInDatabase(Context context, final ArrayList<ItemInfo> items, 833 final long container, final int screen) { 834 835 ArrayList<ContentValues> contentValues = new ArrayList<ContentValues>(); 836 int count = items.size(); 837 838 for (int i = 0; i < count; i++) { 839 ItemInfo item = items.get(i); 840 item.container = container; 841 842 // We store hotseat items in canonical form which is this orientation invariant position 843 // in the hotseat 844 if (context instanceof Launcher && screen < 0 && 845 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 846 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(item.cellX, 847 item.cellY); 848 } else { 849 item.screenId = screen; 850 } 851 852 final ContentValues values = new ContentValues(); 853 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 854 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 855 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 856 values.put(LauncherSettings.Favorites.RANK, item.rank); 857 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 858 859 contentValues.add(values); 860 } 861 updateItemsInDatabaseHelper(context, contentValues, items, "moveItemInDatabase"); 862 } 863 864 /** 865 * Move and/or resize item in the DB to a new <container, screen, cellX, cellY, spanX, spanY> 866 */ 867 static void modifyItemInDatabase(Context context, final ItemInfo item, final long container, 868 final long screenId, final int cellX, final int cellY, final int spanX, final int spanY) { 869 item.container = container; 870 item.cellX = cellX; 871 item.cellY = cellY; 872 item.spanX = spanX; 873 item.spanY = spanY; 874 875 // We store hotseat items in canonical form which is this orientation invariant position 876 // in the hotseat 877 if (context instanceof Launcher && screenId < 0 && 878 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 879 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 880 } else { 881 item.screenId = screenId; 882 } 883 884 final ContentValues values = new ContentValues(); 885 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 886 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 887 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 888 values.put(LauncherSettings.Favorites.RANK, item.rank); 889 values.put(LauncherSettings.Favorites.SPANX, item.spanX); 890 values.put(LauncherSettings.Favorites.SPANY, item.spanY); 891 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 892 893 updateItemInDatabaseHelper(context, values, item, "modifyItemInDatabase"); 894 } 895 896 /** 897 * Update an item to the database in a specified container. 898 */ 899 static void updateItemInDatabase(Context context, final ItemInfo item) { 900 final ContentValues values = new ContentValues(); 901 item.onAddToDatabase(context, values); 902 updateItemInDatabaseHelper(context, values, item, "updateItemInDatabase"); 903 } 904 905 /** 906 * Returns true if the shortcuts already exists in the database. 907 * we identify a shortcut by its title and intent. 908 */ 909 static boolean shortcutExists(Context context, String title, Intent intent, 910 UserHandleCompat user) { 911 final ContentResolver cr = context.getContentResolver(); 912 final Intent intentWithPkg, intentWithoutPkg; 913 914 if (intent.getComponent() != null) { 915 // If component is not null, an intent with null package will produce 916 // the same result and should also be a match. 917 if (intent.getPackage() != null) { 918 intentWithPkg = intent; 919 intentWithoutPkg = new Intent(intent).setPackage(null); 920 } else { 921 intentWithPkg = new Intent(intent).setPackage( 922 intent.getComponent().getPackageName()); 923 intentWithoutPkg = intent; 924 } 925 } else { 926 intentWithPkg = intent; 927 intentWithoutPkg = intent; 928 } 929 String userSerial = Long.toString(UserManagerCompat.getInstance(context) 930 .getSerialNumberForUser(user)); 931 Cursor c = cr.query(LauncherSettings.Favorites.CONTENT_URI, 932 new String[] { "title", "intent", "profileId" }, 933 "title=? and (intent=? or intent=?) and profileId=?", 934 new String[] { title, intentWithPkg.toUri(0), intentWithoutPkg.toUri(0), userSerial }, 935 null); 936 try { 937 return c.moveToFirst(); 938 } finally { 939 c.close(); 940 } 941 } 942 943 /** 944 * Find a folder in the db, creating the FolderInfo if necessary, and adding it to folderList. 945 */ 946 FolderInfo getFolderById(Context context, HashMap<Long,FolderInfo> folderList, long id) { 947 final ContentResolver cr = context.getContentResolver(); 948 Cursor c = cr.query(LauncherSettings.Favorites.CONTENT_URI, null, 949 "_id=? and (itemType=? or itemType=?)", 950 new String[] { String.valueOf(id), 951 String.valueOf(LauncherSettings.Favorites.ITEM_TYPE_FOLDER)}, null); 952 953 try { 954 if (c.moveToFirst()) { 955 final int itemTypeIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ITEM_TYPE); 956 final int titleIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.TITLE); 957 final int containerIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CONTAINER); 958 final int screenIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SCREEN); 959 final int cellXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLX); 960 final int cellYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLY); 961 final int optionsIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.OPTIONS); 962 963 FolderInfo folderInfo = null; 964 switch (c.getInt(itemTypeIndex)) { 965 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 966 folderInfo = findOrMakeFolder(folderList, id); 967 break; 968 } 969 970 folderInfo.title = c.getString(titleIndex); 971 folderInfo.id = id; 972 folderInfo.container = c.getInt(containerIndex); 973 folderInfo.screenId = c.getInt(screenIndex); 974 folderInfo.cellX = c.getInt(cellXIndex); 975 folderInfo.cellY = c.getInt(cellYIndex); 976 folderInfo.options = c.getInt(optionsIndex); 977 978 return folderInfo; 979 } 980 } finally { 981 c.close(); 982 } 983 984 return null; 985 } 986 987 /** 988 * Add an item to the database in a specified container. Sets the container, screen, cellX and 989 * cellY fields of the item. Also assigns an ID to the item. 990 */ 991 public static void addItemToDatabase(Context context, final ItemInfo item, final long container, 992 final long screenId, final int cellX, final int cellY) { 993 item.container = container; 994 item.cellX = cellX; 995 item.cellY = cellY; 996 // We store hotseat items in canonical form which is this orientation invariant position 997 // in the hotseat 998 if (context instanceof Launcher && screenId < 0 && 999 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1000 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 1001 } else { 1002 item.screenId = screenId; 1003 } 1004 1005 final ContentValues values = new ContentValues(); 1006 final ContentResolver cr = context.getContentResolver(); 1007 item.onAddToDatabase(context, values); 1008 1009 item.id = LauncherAppState.getLauncherProvider().generateNewItemId(); 1010 values.put(LauncherSettings.Favorites._ID, item.id); 1011 1012 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 1013 Runnable r = new Runnable() { 1014 public void run() { 1015 cr.insert(LauncherSettings.Favorites.CONTENT_URI, values); 1016 1017 // Lock on mBgLock *after* the db operation 1018 synchronized (sBgLock) { 1019 checkItemInfoLocked(item.id, item, stackTrace); 1020 sBgItemsIdMap.put(item.id, item); 1021 switch (item.itemType) { 1022 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1023 sBgFolders.put(item.id, (FolderInfo) item); 1024 // Fall through 1025 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1026 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1027 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 1028 item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1029 sBgWorkspaceItems.add(item); 1030 } else { 1031 if (!sBgFolders.containsKey(item.container)) { 1032 // Adding an item to a folder that doesn't exist. 1033 String msg = "adding item: " + item + " to a folder that " + 1034 " doesn't exist"; 1035 Log.e(TAG, msg); 1036 } 1037 } 1038 break; 1039 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1040 sBgAppWidgets.add((LauncherAppWidgetInfo) item); 1041 break; 1042 } 1043 } 1044 } 1045 }; 1046 runOnWorkerThread(r); 1047 } 1048 1049 /** 1050 * Creates a new unique child id, for a given cell span across all layouts. 1051 */ 1052 static int getCellLayoutChildId( 1053 long container, long screen, int localCellX, int localCellY, int spanX, int spanY) { 1054 return (((int) container & 0xFF) << 24) 1055 | ((int) screen & 0xFF) << 16 | (localCellX & 0xFF) << 8 | (localCellY & 0xFF); 1056 } 1057 1058 private static ArrayList<ItemInfo> getItemsByPackageName( 1059 final String pn, final UserHandleCompat user) { 1060 ItemInfoFilter filter = new ItemInfoFilter() { 1061 @Override 1062 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 1063 return cn.getPackageName().equals(pn) && info.user.equals(user); 1064 } 1065 }; 1066 return filterItemInfos(sBgItemsIdMap.values(), filter); 1067 } 1068 1069 /** 1070 * Removes all the items from the database corresponding to the specified package. 1071 */ 1072 static void deletePackageFromDatabase(Context context, final String pn, 1073 final UserHandleCompat user) { 1074 deleteItemsFromDatabase(context, getItemsByPackageName(pn, user)); 1075 } 1076 1077 /** 1078 * Removes the specified item from the database 1079 * @param context 1080 * @param item 1081 */ 1082 static void deleteItemFromDatabase(Context context, final ItemInfo item) { 1083 ArrayList<ItemInfo> items = new ArrayList<ItemInfo>(); 1084 items.add(item); 1085 deleteItemsFromDatabase(context, items); 1086 } 1087 1088 /** 1089 * Removes the specified items from the database 1090 * @param context 1091 * @param item 1092 */ 1093 static void deleteItemsFromDatabase(Context context, final ArrayList<? extends ItemInfo> items) { 1094 final ContentResolver cr = context.getContentResolver(); 1095 Runnable r = new Runnable() { 1096 public void run() { 1097 for (ItemInfo item : items) { 1098 final Uri uri = LauncherSettings.Favorites.getContentUri(item.id); 1099 cr.delete(uri, null, null); 1100 1101 // Lock on mBgLock *after* the db operation 1102 synchronized (sBgLock) { 1103 switch (item.itemType) { 1104 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1105 sBgFolders.remove(item.id); 1106 for (ItemInfo info: sBgItemsIdMap.values()) { 1107 if (info.container == item.id) { 1108 // We are deleting a folder which still contains items that 1109 // think they are contained by that folder. 1110 String msg = "deleting a folder (" + item + ") which still " + 1111 "contains items (" + info + ")"; 1112 Log.e(TAG, msg); 1113 } 1114 } 1115 sBgWorkspaceItems.remove(item); 1116 break; 1117 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1118 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1119 sBgWorkspaceItems.remove(item); 1120 break; 1121 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1122 sBgAppWidgets.remove((LauncherAppWidgetInfo) item); 1123 break; 1124 } 1125 sBgItemsIdMap.remove(item.id); 1126 } 1127 } 1128 } 1129 }; 1130 runOnWorkerThread(r); 1131 } 1132 1133 /** 1134 * Update the order of the workspace screens in the database. The array list contains 1135 * a list of screen ids in the order that they should appear. 1136 */ 1137 void updateWorkspaceScreenOrder(Context context, final ArrayList<Long> screens) { 1138 // Log to disk 1139 Launcher.addDumpLog(TAG, "11683562 - updateWorkspaceScreenOrder()", true); 1140 Launcher.addDumpLog(TAG, "11683562 - screens: " + TextUtils.join(", ", screens), true); 1141 1142 final ArrayList<Long> screensCopy = new ArrayList<Long>(screens); 1143 final ContentResolver cr = context.getContentResolver(); 1144 final Uri uri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1145 1146 // Remove any negative screen ids -- these aren't persisted 1147 Iterator<Long> iter = screensCopy.iterator(); 1148 while (iter.hasNext()) { 1149 long id = iter.next(); 1150 if (id < 0) { 1151 iter.remove(); 1152 } 1153 } 1154 1155 Runnable r = new Runnable() { 1156 @Override 1157 public void run() { 1158 ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>(); 1159 // Clear the table 1160 ops.add(ContentProviderOperation.newDelete(uri).build()); 1161 int count = screensCopy.size(); 1162 for (int i = 0; i < count; i++) { 1163 ContentValues v = new ContentValues(); 1164 long screenId = screensCopy.get(i); 1165 v.put(LauncherSettings.WorkspaceScreens._ID, screenId); 1166 v.put(LauncherSettings.WorkspaceScreens.SCREEN_RANK, i); 1167 ops.add(ContentProviderOperation.newInsert(uri).withValues(v).build()); 1168 } 1169 1170 try { 1171 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 1172 } catch (Exception ex) { 1173 throw new RuntimeException(ex); 1174 } 1175 1176 synchronized (sBgLock) { 1177 sBgWorkspaceScreens.clear(); 1178 sBgWorkspaceScreens.addAll(screensCopy); 1179 } 1180 } 1181 }; 1182 runOnWorkerThread(r); 1183 } 1184 1185 /** 1186 * Remove the contents of the specified folder from the database 1187 */ 1188 static void deleteFolderContentsFromDatabase(Context context, final FolderInfo info) { 1189 final ContentResolver cr = context.getContentResolver(); 1190 1191 Runnable r = new Runnable() { 1192 public void run() { 1193 cr.delete(LauncherSettings.Favorites.getContentUri(info.id), null, null); 1194 // Lock on mBgLock *after* the db operation 1195 synchronized (sBgLock) { 1196 sBgItemsIdMap.remove(info.id); 1197 sBgFolders.remove(info.id); 1198 sBgWorkspaceItems.remove(info); 1199 } 1200 1201 cr.delete(LauncherSettings.Favorites.CONTENT_URI, 1202 LauncherSettings.Favorites.CONTAINER + "=" + info.id, null); 1203 // Lock on mBgLock *after* the db operation 1204 synchronized (sBgLock) { 1205 for (ItemInfo childInfo : info.contents) { 1206 sBgItemsIdMap.remove(childInfo.id); 1207 } 1208 } 1209 } 1210 }; 1211 runOnWorkerThread(r); 1212 } 1213 1214 /** 1215 * Set this as the current Launcher activity object for the loader. 1216 */ 1217 public void initialize(Callbacks callbacks) { 1218 synchronized (mLock) { 1219 mCallbacks = new WeakReference<Callbacks>(callbacks); 1220 } 1221 } 1222 1223 @Override 1224 public void onPackageChanged(String packageName, UserHandleCompat user) { 1225 int op = PackageUpdatedTask.OP_UPDATE; 1226 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1227 user)); 1228 } 1229 1230 @Override 1231 public void onPackageRemoved(String packageName, UserHandleCompat user) { 1232 int op = PackageUpdatedTask.OP_REMOVE; 1233 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1234 user)); 1235 } 1236 1237 @Override 1238 public void onPackageAdded(String packageName, UserHandleCompat user) { 1239 int op = PackageUpdatedTask.OP_ADD; 1240 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1241 user)); 1242 } 1243 1244 @Override 1245 public void onPackagesAvailable(String[] packageNames, UserHandleCompat user, 1246 boolean replacing) { 1247 if (!replacing) { 1248 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_ADD, packageNames, 1249 user)); 1250 if (mAppsCanBeOnRemoveableStorage) { 1251 // Only rebind if we support removable storage. It catches the 1252 // case where 1253 // apps on the external sd card need to be reloaded 1254 startLoaderFromBackground(); 1255 } 1256 } else { 1257 // If we are replacing then just update the packages in the list 1258 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UPDATE, 1259 packageNames, user)); 1260 } 1261 } 1262 1263 @Override 1264 public void onPackagesUnavailable(String[] packageNames, UserHandleCompat user, 1265 boolean replacing) { 1266 if (!replacing) { 1267 enqueuePackageUpdated(new PackageUpdatedTask( 1268 PackageUpdatedTask.OP_UNAVAILABLE, packageNames, 1269 user)); 1270 } 1271 } 1272 1273 /** 1274 * Call from the handler for ACTION_PACKAGE_ADDED, ACTION_PACKAGE_REMOVED and 1275 * ACTION_PACKAGE_CHANGED. 1276 */ 1277 @Override 1278 public void onReceive(Context context, Intent intent) { 1279 if (DEBUG_RECEIVER) Log.d(TAG, "onReceive intent=" + intent); 1280 1281 final String action = intent.getAction(); 1282 if (Intent.ACTION_LOCALE_CHANGED.equals(action)) { 1283 // If we have changed locale we need to clear out the labels in all apps/workspace. 1284 forceReload(); 1285 } else if (Intent.ACTION_CONFIGURATION_CHANGED.equals(action)) { 1286 // Check if configuration change was an mcc/mnc change which would affect app resources 1287 // and we would need to clear out the labels in all apps/workspace. Same handling as 1288 // above for ACTION_LOCALE_CHANGED 1289 Configuration currentConfig = context.getResources().getConfiguration(); 1290 if (mPreviousConfigMcc != currentConfig.mcc) { 1291 Log.d(TAG, "Reload apps on config change. curr_mcc:" 1292 + currentConfig.mcc + " prevmcc:" + mPreviousConfigMcc); 1293 forceReload(); 1294 } 1295 // Update previousConfig 1296 mPreviousConfigMcc = currentConfig.mcc; 1297 } else if (SearchManager.INTENT_GLOBAL_SEARCH_ACTIVITY_CHANGED.equals(action) || 1298 SearchManager.INTENT_ACTION_SEARCHABLES_CHANGED.equals(action)) { 1299 Callbacks callbacks = getCallback(); 1300 if (callbacks != null) { 1301 callbacks.bindSearchablesChanged(); 1302 } 1303 } 1304 } 1305 1306 void forceReload() { 1307 resetLoadedState(true, true); 1308 1309 // Do this here because if the launcher activity is running it will be restarted. 1310 // If it's not running startLoaderFromBackground will merely tell it that it needs 1311 // to reload. 1312 startLoaderFromBackground(); 1313 } 1314 1315 public void resetLoadedState(boolean resetAllAppsLoaded, boolean resetWorkspaceLoaded) { 1316 synchronized (mLock) { 1317 // Stop any existing loaders first, so they don't set mAllAppsLoaded or 1318 // mWorkspaceLoaded to true later 1319 stopLoaderLocked(); 1320 if (resetAllAppsLoaded) mAllAppsLoaded = false; 1321 if (resetWorkspaceLoaded) mWorkspaceLoaded = false; 1322 } 1323 } 1324 1325 /** 1326 * When the launcher is in the background, it's possible for it to miss paired 1327 * configuration changes. So whenever we trigger the loader from the background 1328 * tell the launcher that it needs to re-run the loader when it comes back instead 1329 * of doing it now. 1330 */ 1331 public void startLoaderFromBackground() { 1332 boolean runLoader = false; 1333 Callbacks callbacks = getCallback(); 1334 if (callbacks != null) { 1335 // Only actually run the loader if they're not paused. 1336 if (!callbacks.setLoadOnResume()) { 1337 runLoader = true; 1338 } 1339 } 1340 if (runLoader) { 1341 startLoader(false, PagedView.INVALID_RESTORE_PAGE); 1342 } 1343 } 1344 1345 // If there is already a loader task running, tell it to stop. 1346 // returns true if isLaunching() was true on the old task 1347 private boolean stopLoaderLocked() { 1348 boolean isLaunching = false; 1349 LoaderTask oldTask = mLoaderTask; 1350 if (oldTask != null) { 1351 if (oldTask.isLaunching()) { 1352 isLaunching = true; 1353 } 1354 oldTask.stopLocked(); 1355 } 1356 return isLaunching; 1357 } 1358 1359 public boolean isCurrentCallbacks(Callbacks callbacks) { 1360 return (mCallbacks != null && mCallbacks.get() == callbacks); 1361 } 1362 1363 public void startLoader(boolean isLaunching, int synchronousBindPage) { 1364 startLoader(isLaunching, synchronousBindPage, LOADER_FLAG_NONE); 1365 } 1366 1367 public void startLoader(boolean isLaunching, int synchronousBindPage, int loadFlags) { 1368 synchronized (mLock) { 1369 if (DEBUG_LOADERS) { 1370 Log.d(TAG, "startLoader isLaunching=" + isLaunching); 1371 } 1372 1373 // Clear any deferred bind-runnables from the synchronized load process 1374 // We must do this before any loading/binding is scheduled below. 1375 synchronized (mDeferredBindRunnables) { 1376 mDeferredBindRunnables.clear(); 1377 } 1378 1379 // Don't bother to start the thread if we know it's not going to do anything 1380 if (mCallbacks != null && mCallbacks.get() != null) { 1381 // If there is already one running, tell it to stop. 1382 // also, don't downgrade isLaunching if we're already running 1383 isLaunching = isLaunching || stopLoaderLocked(); 1384 mLoaderTask = new LoaderTask(mApp.getContext(), isLaunching, loadFlags); 1385 if (synchronousBindPage != PagedView.INVALID_RESTORE_PAGE 1386 && mAllAppsLoaded && mWorkspaceLoaded) { 1387 mLoaderTask.runBindSynchronousPage(synchronousBindPage); 1388 } else { 1389 sWorkerThread.setPriority(Thread.NORM_PRIORITY); 1390 sWorker.post(mLoaderTask); 1391 } 1392 } 1393 } 1394 } 1395 1396 void bindRemainingSynchronousPages() { 1397 // Post the remaining side pages to be loaded 1398 if (!mDeferredBindRunnables.isEmpty()) { 1399 Runnable[] deferredBindRunnables = null; 1400 synchronized (mDeferredBindRunnables) { 1401 deferredBindRunnables = mDeferredBindRunnables.toArray( 1402 new Runnable[mDeferredBindRunnables.size()]); 1403 mDeferredBindRunnables.clear(); 1404 } 1405 for (final Runnable r : deferredBindRunnables) { 1406 mHandler.post(r, MAIN_THREAD_BINDING_RUNNABLE); 1407 } 1408 } 1409 } 1410 1411 public void stopLoader() { 1412 synchronized (mLock) { 1413 if (mLoaderTask != null) { 1414 mLoaderTask.stopLocked(); 1415 } 1416 } 1417 } 1418 1419 /** 1420 * Loads the workspace screen ids in an ordered list. 1421 */ 1422 @Thunk static ArrayList<Long> loadWorkspaceScreensDb(Context context) { 1423 final ContentResolver contentResolver = context.getContentResolver(); 1424 final Uri screensUri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1425 1426 // Get screens ordered by rank. 1427 final Cursor sc = contentResolver.query(screensUri, null, null, null, 1428 LauncherSettings.WorkspaceScreens.SCREEN_RANK); 1429 ArrayList<Long> screenIds = new ArrayList<Long>(); 1430 try { 1431 final int idIndex = sc.getColumnIndexOrThrow(LauncherSettings.WorkspaceScreens._ID); 1432 while (sc.moveToNext()) { 1433 try { 1434 screenIds.add(sc.getLong(idIndex)); 1435 } catch (Exception e) { 1436 Launcher.addDumpLog(TAG, "Desktop items loading interrupted" 1437 + " - invalid screens: " + e, true); 1438 } 1439 } 1440 } finally { 1441 sc.close(); 1442 } 1443 return screenIds; 1444 } 1445 1446 public boolean isAllAppsLoaded() { 1447 return mAllAppsLoaded; 1448 } 1449 1450 boolean isLoadingWorkspace() { 1451 synchronized (mLock) { 1452 if (mLoaderTask != null) { 1453 return mLoaderTask.isLoadingWorkspace(); 1454 } 1455 } 1456 return false; 1457 } 1458 1459 /** 1460 * Runnable for the thread that loads the contents of the launcher: 1461 * - workspace icons 1462 * - widgets 1463 * - all apps icons 1464 */ 1465 private class LoaderTask implements Runnable { 1466 private Context mContext; 1467 private boolean mIsLaunching; 1468 @Thunk boolean mIsLoadingAndBindingWorkspace; 1469 private boolean mStopped; 1470 @Thunk boolean mLoadAndBindStepFinished; 1471 private int mFlags; 1472 1473 LoaderTask(Context context, boolean isLaunching, int flags) { 1474 mContext = context; 1475 mIsLaunching = isLaunching; 1476 mFlags = flags; 1477 } 1478 1479 boolean isLaunching() { 1480 return mIsLaunching; 1481 } 1482 1483 boolean isLoadingWorkspace() { 1484 return mIsLoadingAndBindingWorkspace; 1485 } 1486 1487 private void loadAndBindWorkspace() { 1488 mIsLoadingAndBindingWorkspace = true; 1489 1490 // Load the workspace 1491 if (DEBUG_LOADERS) { 1492 Log.d(TAG, "loadAndBindWorkspace mWorkspaceLoaded=" + mWorkspaceLoaded); 1493 } 1494 1495 if (!mWorkspaceLoaded) { 1496 loadWorkspace(); 1497 synchronized (LoaderTask.this) { 1498 if (mStopped) { 1499 return; 1500 } 1501 mWorkspaceLoaded = true; 1502 } 1503 } 1504 1505 // Bind the workspace 1506 bindWorkspace(-1); 1507 } 1508 1509 private void waitForIdle() { 1510 // Wait until the either we're stopped or the other threads are done. 1511 // This way we don't start loading all apps until the workspace has settled 1512 // down. 1513 synchronized (LoaderTask.this) { 1514 final long workspaceWaitTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1515 1516 mHandler.postIdle(new Runnable() { 1517 public void run() { 1518 synchronized (LoaderTask.this) { 1519 mLoadAndBindStepFinished = true; 1520 if (DEBUG_LOADERS) { 1521 Log.d(TAG, "done with previous binding step"); 1522 } 1523 LoaderTask.this.notify(); 1524 } 1525 } 1526 }); 1527 1528 while (!mStopped && !mLoadAndBindStepFinished) { 1529 try { 1530 // Just in case mFlushingWorkerThread changes but we aren't woken up, 1531 // wait no longer than 1sec at a time 1532 this.wait(1000); 1533 } catch (InterruptedException ex) { 1534 // Ignore 1535 } 1536 } 1537 if (DEBUG_LOADERS) { 1538 Log.d(TAG, "waited " 1539 + (SystemClock.uptimeMillis()-workspaceWaitTime) 1540 + "ms for previous step to finish binding"); 1541 } 1542 } 1543 } 1544 1545 void runBindSynchronousPage(int synchronousBindPage) { 1546 if (synchronousBindPage == PagedView.INVALID_RESTORE_PAGE) { 1547 // Ensure that we have a valid page index to load synchronously 1548 throw new RuntimeException("Should not call runBindSynchronousPage() without " + 1549 "valid page index"); 1550 } 1551 if (!mAllAppsLoaded || !mWorkspaceLoaded) { 1552 // Ensure that we don't try and bind a specified page when the pages have not been 1553 // loaded already (we should load everything asynchronously in that case) 1554 throw new RuntimeException("Expecting AllApps and Workspace to be loaded"); 1555 } 1556 synchronized (mLock) { 1557 if (mIsLoaderTaskRunning) { 1558 // Ensure that we are never running the background loading at this point since 1559 // we also touch the background collections 1560 throw new RuntimeException("Error! Background loading is already running"); 1561 } 1562 } 1563 1564 // XXX: Throw an exception if we are already loading (since we touch the worker thread 1565 // data structures, we can't allow any other thread to touch that data, but because 1566 // this call is synchronous, we can get away with not locking). 1567 1568 // The LauncherModel is static in the LauncherAppState and mHandler may have queued 1569 // operations from the previous activity. We need to ensure that all queued operations 1570 // are executed before any synchronous binding work is done. 1571 mHandler.flush(); 1572 1573 // Divide the set of loaded items into those that we are binding synchronously, and 1574 // everything else that is to be bound normally (asynchronously). 1575 bindWorkspace(synchronousBindPage); 1576 // XXX: For now, continue posting the binding of AllApps as there are other issues that 1577 // arise from that. 1578 onlyBindAllApps(); 1579 } 1580 1581 public void run() { 1582 synchronized (mLock) { 1583 mIsLoaderTaskRunning = true; 1584 } 1585 // Optimize for end-user experience: if the Launcher is up and // running with the 1586 // All Apps interface in the foreground, load All Apps first. Otherwise, load the 1587 // workspace first (default). 1588 keep_running: { 1589 // Elevate priority when Home launches for the first time to avoid 1590 // starving at boot time. Staring at a blank home is not cool. 1591 synchronized (mLock) { 1592 if (DEBUG_LOADERS) Log.d(TAG, "Setting thread priority to " + 1593 (mIsLaunching ? "DEFAULT" : "BACKGROUND")); 1594 android.os.Process.setThreadPriority(mIsLaunching 1595 ? Process.THREAD_PRIORITY_DEFAULT : Process.THREAD_PRIORITY_BACKGROUND); 1596 } 1597 if (DEBUG_LOADERS) Log.d(TAG, "step 1: loading workspace"); 1598 loadAndBindWorkspace(); 1599 1600 if (mStopped) { 1601 break keep_running; 1602 } 1603 1604 // Whew! Hard work done. Slow us down, and wait until the UI thread has 1605 // settled down. 1606 synchronized (mLock) { 1607 if (mIsLaunching) { 1608 if (DEBUG_LOADERS) Log.d(TAG, "Setting thread priority to BACKGROUND"); 1609 android.os.Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1610 } 1611 } 1612 waitForIdle(); 1613 1614 // second step 1615 if (DEBUG_LOADERS) Log.d(TAG, "step 2: loading all apps"); 1616 loadAndBindAllApps(); 1617 1618 // Remove entries for packages which changed while the launcher was dead. 1619 LauncherAppState.getInstance().getWidgetCache().removeObsoletePreviews(); 1620 1621 // Restore the default thread priority after we are done loading items 1622 synchronized (mLock) { 1623 android.os.Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1624 } 1625 } 1626 1627 // Clear out this reference, otherwise we end up holding it until all of the 1628 // callback runnables are done. 1629 mContext = null; 1630 1631 synchronized (mLock) { 1632 // If we are still the last one to be scheduled, remove ourselves. 1633 if (mLoaderTask == this) { 1634 mLoaderTask = null; 1635 } 1636 mIsLoaderTaskRunning = false; 1637 } 1638 } 1639 1640 public void stopLocked() { 1641 synchronized (LoaderTask.this) { 1642 mStopped = true; 1643 this.notify(); 1644 } 1645 } 1646 1647 /** 1648 * Gets the callbacks object. If we've been stopped, or if the launcher object 1649 * has somehow been garbage collected, return null instead. Pass in the Callbacks 1650 * object that was around when the deferred message was scheduled, and if there's 1651 * a new Callbacks object around then also return null. This will save us from 1652 * calling onto it with data that will be ignored. 1653 */ 1654 Callbacks tryGetCallbacks(Callbacks oldCallbacks) { 1655 synchronized (mLock) { 1656 if (mStopped) { 1657 return null; 1658 } 1659 1660 if (mCallbacks == null) { 1661 return null; 1662 } 1663 1664 final Callbacks callbacks = mCallbacks.get(); 1665 if (callbacks != oldCallbacks) { 1666 return null; 1667 } 1668 if (callbacks == null) { 1669 Log.w(TAG, "no mCallbacks"); 1670 return null; 1671 } 1672 1673 return callbacks; 1674 } 1675 } 1676 1677 // check & update map of what's occupied; used to discard overlapping/invalid items 1678 private boolean checkItemPlacement(HashMap<Long, ItemInfo[][]> occupied, ItemInfo item) { 1679 LauncherAppState app = LauncherAppState.getInstance(); 1680 DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); 1681 final int countX = (int) grid.numColumns; 1682 final int countY = (int) grid.numRows; 1683 1684 long containerIndex = item.screenId; 1685 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1686 // Return early if we detect that an item is under the hotseat button 1687 if (mCallbacks == null || 1688 mCallbacks.get().isAllAppsButtonRank((int) item.screenId)) { 1689 Log.e(TAG, "Error loading shortcut into hotseat " + item 1690 + " into position (" + item.screenId + ":" + item.cellX + "," 1691 + item.cellY + ") occupied by all apps"); 1692 return false; 1693 } 1694 1695 final ItemInfo[][] hotseatItems = 1696 occupied.get((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT); 1697 1698 if (item.screenId >= grid.numHotseatIcons) { 1699 Log.e(TAG, "Error loading shortcut " + item 1700 + " into hotseat position " + item.screenId 1701 + ", position out of bounds: (0 to " + (grid.numHotseatIcons - 1) 1702 + ")"); 1703 return false; 1704 } 1705 1706 if (hotseatItems != null) { 1707 if (hotseatItems[(int) item.screenId][0] != null) { 1708 Log.e(TAG, "Error loading shortcut into hotseat " + item 1709 + " into position (" + item.screenId + ":" + item.cellX + "," 1710 + item.cellY + ") occupied by " 1711 + occupied.get(LauncherSettings.Favorites.CONTAINER_HOTSEAT) 1712 [(int) item.screenId][0]); 1713 return false; 1714 } else { 1715 hotseatItems[(int) item.screenId][0] = item; 1716 return true; 1717 } 1718 } else { 1719 final ItemInfo[][] items = new ItemInfo[(int) grid.numHotseatIcons][1]; 1720 items[(int) item.screenId][0] = item; 1721 occupied.put((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT, items); 1722 return true; 1723 } 1724 } else if (item.container != LauncherSettings.Favorites.CONTAINER_DESKTOP) { 1725 // Skip further checking if it is not the hotseat or workspace container 1726 return true; 1727 } 1728 1729 if (!occupied.containsKey(item.screenId)) { 1730 ItemInfo[][] items = new ItemInfo[countX + 1][countY + 1]; 1731 occupied.put(item.screenId, items); 1732 } 1733 1734 final ItemInfo[][] screens = occupied.get(item.screenId); 1735 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 1736 item.cellX < 0 || item.cellY < 0 || 1737 item.cellX + item.spanX > countX || item.cellY + item.spanY > countY) { 1738 Log.e(TAG, "Error loading shortcut " + item 1739 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1740 + item.cellX + "," + item.cellY 1741 + ") out of screen bounds ( " + countX + "x" + countY + ")"); 1742 return false; 1743 } 1744 1745 // Check if any workspace icons overlap with each other 1746 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1747 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1748 if (screens[x][y] != null) { 1749 Log.e(TAG, "Error loading shortcut " + item 1750 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1751 + x + "," + y 1752 + ") occupied by " 1753 + screens[x][y]); 1754 return false; 1755 } 1756 } 1757 } 1758 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1759 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1760 screens[x][y] = item; 1761 } 1762 } 1763 1764 return true; 1765 } 1766 1767 /** Clears all the sBg data structures */ 1768 private void clearSBgDataStructures() { 1769 synchronized (sBgLock) { 1770 sBgWorkspaceItems.clear(); 1771 sBgAppWidgets.clear(); 1772 sBgFolders.clear(); 1773 sBgItemsIdMap.clear(); 1774 sBgWorkspaceScreens.clear(); 1775 } 1776 } 1777 1778 private void loadWorkspace() { 1779 // Log to disk 1780 Launcher.addDumpLog(TAG, "11683562 - loadWorkspace()", true); 1781 1782 final long t = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1783 1784 final Context context = mContext; 1785 final ContentResolver contentResolver = context.getContentResolver(); 1786 final PackageManager manager = context.getPackageManager(); 1787 final boolean isSafeMode = manager.isSafeMode(); 1788 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 1789 final boolean isSdCardReady = context.registerReceiver(null, 1790 new IntentFilter(StartupReceiver.SYSTEM_READY)) != null; 1791 1792 LauncherAppState app = LauncherAppState.getInstance(); 1793 DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); 1794 int countX = (int) grid.numColumns; 1795 int countY = (int) grid.numRows; 1796 1797 if ((mFlags & LOADER_FLAG_CLEAR_WORKSPACE) != 0) { 1798 Launcher.addDumpLog(TAG, "loadWorkspace: resetting launcher database", true); 1799 LauncherAppState.getLauncherProvider().deleteDatabase(); 1800 } 1801 1802 if ((mFlags & LOADER_FLAG_MIGRATE_SHORTCUTS) != 0) { 1803 // append the user's Launcher2 shortcuts 1804 Launcher.addDumpLog(TAG, "loadWorkspace: migrating from launcher2", true); 1805 LauncherAppState.getLauncherProvider().migrateLauncher2Shortcuts(); 1806 } else { 1807 // Make sure the default workspace is loaded 1808 Launcher.addDumpLog(TAG, "loadWorkspace: loading default favorites", false); 1809 LauncherAppState.getLauncherProvider().loadDefaultFavoritesIfNecessary(); 1810 } 1811 1812 synchronized (sBgLock) { 1813 clearSBgDataStructures(); 1814 final HashSet<String> installingPkgs = PackageInstallerCompat 1815 .getInstance(mContext).updateAndGetActiveSessionCache(); 1816 1817 final ArrayList<Long> itemsToRemove = new ArrayList<Long>(); 1818 final ArrayList<Long> restoredRows = new ArrayList<Long>(); 1819 final Uri contentUri = LauncherSettings.Favorites.CONTENT_URI; 1820 if (DEBUG_LOADERS) Log.d(TAG, "loading model from " + contentUri); 1821 final Cursor c = contentResolver.query(contentUri, null, null, null, null); 1822 1823 // +1 for the hotseat (it can be larger than the workspace) 1824 // Load workspace in reverse order to ensure that latest items are loaded first (and 1825 // before any earlier duplicates) 1826 final HashMap<Long, ItemInfo[][]> occupied = new HashMap<Long, ItemInfo[][]>(); 1827 1828 try { 1829 final int idIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites._ID); 1830 final int intentIndex = c.getColumnIndexOrThrow 1831 (LauncherSettings.Favorites.INTENT); 1832 final int titleIndex = c.getColumnIndexOrThrow 1833 (LauncherSettings.Favorites.TITLE); 1834 final int iconTypeIndex = c.getColumnIndexOrThrow( 1835 LauncherSettings.Favorites.ICON_TYPE); 1836 final int iconIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ICON); 1837 final int iconPackageIndex = c.getColumnIndexOrThrow( 1838 LauncherSettings.Favorites.ICON_PACKAGE); 1839 final int iconResourceIndex = c.getColumnIndexOrThrow( 1840 LauncherSettings.Favorites.ICON_RESOURCE); 1841 final int containerIndex = c.getColumnIndexOrThrow( 1842 LauncherSettings.Favorites.CONTAINER); 1843 final int itemTypeIndex = c.getColumnIndexOrThrow( 1844 LauncherSettings.Favorites.ITEM_TYPE); 1845 final int appWidgetIdIndex = c.getColumnIndexOrThrow( 1846 LauncherSettings.Favorites.APPWIDGET_ID); 1847 final int appWidgetProviderIndex = c.getColumnIndexOrThrow( 1848 LauncherSettings.Favorites.APPWIDGET_PROVIDER); 1849 final int screenIndex = c.getColumnIndexOrThrow( 1850 LauncherSettings.Favorites.SCREEN); 1851 final int cellXIndex = c.getColumnIndexOrThrow 1852 (LauncherSettings.Favorites.CELLX); 1853 final int cellYIndex = c.getColumnIndexOrThrow 1854 (LauncherSettings.Favorites.CELLY); 1855 final int spanXIndex = c.getColumnIndexOrThrow 1856 (LauncherSettings.Favorites.SPANX); 1857 final int spanYIndex = c.getColumnIndexOrThrow( 1858 LauncherSettings.Favorites.SPANY); 1859 final int rankIndex = c.getColumnIndexOrThrow( 1860 LauncherSettings.Favorites.RANK); 1861 final int restoredIndex = c.getColumnIndexOrThrow( 1862 LauncherSettings.Favorites.RESTORED); 1863 final int profileIdIndex = c.getColumnIndexOrThrow( 1864 LauncherSettings.Favorites.PROFILE_ID); 1865 final int optionsIndex = c.getColumnIndexOrThrow( 1866 LauncherSettings.Favorites.OPTIONS); 1867 1868 ShortcutInfo info; 1869 String intentDescription; 1870 LauncherAppWidgetInfo appWidgetInfo; 1871 int container; 1872 long id; 1873 long serialNumber; 1874 Intent intent; 1875 UserHandleCompat user; 1876 1877 while (!mStopped && c.moveToNext()) { 1878 try { 1879 int itemType = c.getInt(itemTypeIndex); 1880 boolean restored = 0 != c.getInt(restoredIndex); 1881 boolean allowMissingTarget = false; 1882 1883 switch (itemType) { 1884 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1885 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1886 id = c.getLong(idIndex); 1887 intentDescription = c.getString(intentIndex); 1888 serialNumber = c.getInt(profileIdIndex); 1889 user = mUserManager.getUserForSerialNumber(serialNumber); 1890 int promiseType = c.getInt(restoredIndex); 1891 int disabledState = 0; 1892 boolean itemReplaced = false; 1893 if (user == null) { 1894 // User has been deleted remove the item. 1895 itemsToRemove.add(id); 1896 continue; 1897 } 1898 try { 1899 intent = Intent.parseUri(intentDescription, 0); 1900 ComponentName cn = intent.getComponent(); 1901 if (cn != null && cn.getPackageName() != null) { 1902 boolean validPkg = launcherApps.isPackageEnabledForProfile( 1903 cn.getPackageName(), user); 1904 boolean validComponent = validPkg && 1905 launcherApps.isActivityEnabledForProfile(cn, user); 1906 1907 if (validComponent) { 1908 if (restored) { 1909 // no special handling necessary for this item 1910 restoredRows.add(id); 1911 restored = false; 1912 } 1913 } else if (validPkg) { 1914 intent = null; 1915 if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 1916 // We allow auto install apps to have their intent 1917 // updated after an install. 1918 intent = manager.getLaunchIntentForPackage( 1919 cn.getPackageName()); 1920 if (intent != null) { 1921 ContentValues values = new ContentValues(); 1922 values.put(LauncherSettings.Favorites.INTENT, 1923 intent.toUri(0)); 1924 updateItem(id, values); 1925 } 1926 } 1927 1928 if (intent == null) { 1929 // The app is installed but the component is no 1930 // longer available. 1931 Launcher.addDumpLog(TAG, 1932 "Invalid component removed: " + cn, true); 1933 itemsToRemove.add(id); 1934 continue; 1935 } else { 1936 // no special handling necessary for this item 1937 restoredRows.add(id); 1938 restored = false; 1939 } 1940 } else if (restored) { 1941 // Package is not yet available but might be 1942 // installed later. 1943 Launcher.addDumpLog(TAG, 1944 "package not yet restored: " + cn, true); 1945 1946 if ((promiseType & ShortcutInfo.FLAG_RESTORE_STARTED) != 0) { 1947 // Restore has started once. 1948 } else if (installingPkgs.contains(cn.getPackageName())) { 1949 // App restore has started. Update the flag 1950 promiseType |= ShortcutInfo.FLAG_RESTORE_STARTED; 1951 ContentValues values = new ContentValues(); 1952 values.put(LauncherSettings.Favorites.RESTORED, 1953 promiseType); 1954 updateItem(id, values); 1955 } else if ((promiseType & ShortcutInfo.FLAG_RESTORED_APP_TYPE) != 0) { 1956 // This is a common app. Try to replace this. 1957 int appType = CommonAppTypeParser.decodeItemTypeFromFlag(promiseType); 1958 CommonAppTypeParser parser = new CommonAppTypeParser(id, appType, context); 1959 if (parser.findDefaultApp()) { 1960 // Default app found. Replace it. 1961 intent = parser.parsedIntent; 1962 cn = intent.getComponent(); 1963 ContentValues values = parser.parsedValues; 1964 values.put(LauncherSettings.Favorites.RESTORED, 0); 1965 updateItem(id, values); 1966 restored = false; 1967 itemReplaced = true; 1968 1969 } else if (REMOVE_UNRESTORED_ICONS) { 1970 Launcher.addDumpLog(TAG, 1971 "Unrestored package removed: " + cn, true); 1972 itemsToRemove.add(id); 1973 continue; 1974 } 1975 } else if (REMOVE_UNRESTORED_ICONS) { 1976 Launcher.addDumpLog(TAG, 1977 "Unrestored package removed: " + cn, true); 1978 itemsToRemove.add(id); 1979 continue; 1980 } 1981 } else if (launcherApps.isAppEnabled( 1982 manager, cn.getPackageName(), 1983 PackageManager.GET_UNINSTALLED_PACKAGES)) { 1984 // Package is present but not available. 1985 allowMissingTarget = true; 1986 disabledState = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 1987 } else if (!isSdCardReady) { 1988 // SdCard is not ready yet. Package might get available, 1989 // once it is ready. 1990 Launcher.addDumpLog(TAG, "Invalid package: " + cn 1991 + " (check again later)", true); 1992 HashSet<String> pkgs = sPendingPackages.get(user); 1993 if (pkgs == null) { 1994 pkgs = new HashSet<String>(); 1995 sPendingPackages.put(user, pkgs); 1996 } 1997 pkgs.add(cn.getPackageName()); 1998 allowMissingTarget = true; 1999 // Add the icon on the workspace anyway. 2000 2001 } else { 2002 // Do not wait for external media load anymore. 2003 // Log the invalid package, and remove it 2004 Launcher.addDumpLog(TAG, 2005 "Invalid package removed: " + cn, true); 2006 itemsToRemove.add(id); 2007 continue; 2008 } 2009 } else if (cn == null) { 2010 // For shortcuts with no component, keep them as they are 2011 restoredRows.add(id); 2012 restored = false; 2013 } 2014 } catch (URISyntaxException e) { 2015 Launcher.addDumpLog(TAG, 2016 "Invalid uri: " + intentDescription, true); 2017 continue; 2018 } 2019 2020 container = c.getInt(containerIndex); 2021 boolean useLowResIcon = container >= 0 && 2022 c.getInt(rankIndex) >= FolderIcon.NUM_ITEMS_IN_PREVIEW; 2023 2024 if (itemReplaced) { 2025 if (user.equals(UserHandleCompat.myUserHandle())) { 2026 info = getAppShortcutInfo(manager, intent, user, context, null, 2027 iconIndex, titleIndex, false, useLowResIcon); 2028 } else { 2029 // Don't replace items for other profiles. 2030 itemsToRemove.add(id); 2031 continue; 2032 } 2033 } else if (restored) { 2034 if (user.equals(UserHandleCompat.myUserHandle())) { 2035 Launcher.addDumpLog(TAG, 2036 "constructing info for partially restored package", 2037 true); 2038 info = getRestoredItemInfo(c, titleIndex, intent, 2039 promiseType, useLowResIcon); 2040 intent = getRestoredItemIntent(c, context, intent); 2041 } else { 2042 // Don't restore items for other profiles. 2043 itemsToRemove.add(id); 2044 continue; 2045 } 2046 } else if (itemType == 2047 LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 2048 info = getAppShortcutInfo(manager, intent, user, context, c, 2049 iconIndex, titleIndex, allowMissingTarget, useLowResIcon); 2050 } else { 2051 info = getShortcutInfo(c, context, iconTypeIndex, 2052 iconPackageIndex, iconResourceIndex, iconIndex, 2053 titleIndex); 2054 2055 // App shortcuts that used to be automatically added to Launcher 2056 // didn't always have the correct intent flags set, so do that 2057 // here 2058 if (intent.getAction() != null && 2059 intent.getCategories() != null && 2060 intent.getAction().equals(Intent.ACTION_MAIN) && 2061 intent.getCategories().contains(Intent.CATEGORY_LAUNCHER)) { 2062 intent.addFlags( 2063 Intent.FLAG_ACTIVITY_NEW_TASK | 2064 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 2065 } 2066 } 2067 2068 if (info != null) { 2069 info.id = id; 2070 info.intent = intent; 2071 info.container = container; 2072 info.screenId = c.getInt(screenIndex); 2073 info.cellX = c.getInt(cellXIndex); 2074 info.cellY = c.getInt(cellYIndex); 2075 info.rank = c.getInt(rankIndex); 2076 info.spanX = 1; 2077 info.spanY = 1; 2078 info.intent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 2079 info.isDisabled = disabledState; 2080 if (isSafeMode && !Utilities.isSystemApp(context, intent)) { 2081 info.isDisabled |= ShortcutInfo.FLAG_DISABLED_SAFEMODE; 2082 } 2083 2084 // check & update map of what's occupied 2085 if (!checkItemPlacement(occupied, info)) { 2086 itemsToRemove.add(id); 2087 break; 2088 } 2089 2090 switch (container) { 2091 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2092 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2093 sBgWorkspaceItems.add(info); 2094 break; 2095 default: 2096 // Item is in a user folder 2097 FolderInfo folderInfo = 2098 findOrMakeFolder(sBgFolders, container); 2099 folderInfo.add(info); 2100 break; 2101 } 2102 sBgItemsIdMap.put(info.id, info); 2103 } else { 2104 throw new RuntimeException("Unexpected null ShortcutInfo"); 2105 } 2106 break; 2107 2108 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2109 id = c.getLong(idIndex); 2110 FolderInfo folderInfo = findOrMakeFolder(sBgFolders, id); 2111 2112 folderInfo.title = c.getString(titleIndex); 2113 folderInfo.id = id; 2114 container = c.getInt(containerIndex); 2115 folderInfo.container = container; 2116 folderInfo.screenId = c.getInt(screenIndex); 2117 folderInfo.cellX = c.getInt(cellXIndex); 2118 folderInfo.cellY = c.getInt(cellYIndex); 2119 folderInfo.spanX = 1; 2120 folderInfo.spanY = 1; 2121 folderInfo.options = c.getInt(optionsIndex); 2122 2123 // check & update map of what's occupied 2124 if (!checkItemPlacement(occupied, folderInfo)) { 2125 itemsToRemove.add(id); 2126 break; 2127 } 2128 2129 switch (container) { 2130 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2131 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2132 sBgWorkspaceItems.add(folderInfo); 2133 break; 2134 } 2135 2136 if (restored) { 2137 // no special handling required for restored folders 2138 restoredRows.add(id); 2139 } 2140 2141 sBgItemsIdMap.put(folderInfo.id, folderInfo); 2142 sBgFolders.put(folderInfo.id, folderInfo); 2143 break; 2144 2145 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 2146 case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET: 2147 // Read all Launcher-specific widget details 2148 boolean customWidget = itemType == 2149 LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET; 2150 2151 int appWidgetId = c.getInt(appWidgetIdIndex); 2152 serialNumber= c.getLong(profileIdIndex); 2153 String savedProvider = c.getString(appWidgetProviderIndex); 2154 id = c.getLong(idIndex); 2155 final ComponentName component = 2156 ComponentName.unflattenFromString(savedProvider); 2157 2158 final int restoreStatus = c.getInt(restoredIndex); 2159 final boolean isIdValid = (restoreStatus & 2160 LauncherAppWidgetInfo.FLAG_ID_NOT_VALID) == 0; 2161 2162 final boolean wasProviderReady = (restoreStatus & 2163 LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) == 0; 2164 2165 final LauncherAppWidgetProviderInfo provider = 2166 LauncherModel.getProviderInfo(context, 2167 ComponentName.unflattenFromString(savedProvider), 2168 mUserManager.getUserForSerialNumber(serialNumber)); 2169 2170 final boolean isProviderReady = isValidProvider(provider); 2171 if (!isSafeMode && !customWidget && 2172 wasProviderReady && !isProviderReady) { 2173 String log = "Deleting widget that isn't installed anymore: " 2174 + "id=" + id + " appWidgetId=" + appWidgetId; 2175 2176 Log.e(TAG, log); 2177 Launcher.addDumpLog(TAG, log, false); 2178 itemsToRemove.add(id); 2179 } else { 2180 if (isProviderReady) { 2181 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2182 provider.provider); 2183 2184 if (!customWidget) { 2185 int[] minSpan = 2186 Launcher.getMinSpanForWidget(context, provider); 2187 appWidgetInfo.minSpanX = minSpan[0]; 2188 appWidgetInfo.minSpanY = minSpan[1]; 2189 } 2190 2191 int status = restoreStatus; 2192 if (!wasProviderReady) { 2193 // If provider was not previously ready, update the 2194 // status and UI flag. 2195 2196 // Id would be valid only if the widget restore broadcast was received. 2197 if (isIdValid) { 2198 status = LauncherAppWidgetInfo.RESTORE_COMPLETED; 2199 } else { 2200 status &= ~LauncherAppWidgetInfo 2201 .FLAG_PROVIDER_NOT_READY; 2202 } 2203 } 2204 appWidgetInfo.restoreStatus = status; 2205 } else { 2206 Log.v(TAG, "Widget restore pending id=" + id 2207 + " appWidgetId=" + appWidgetId 2208 + " status =" + restoreStatus); 2209 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2210 component); 2211 appWidgetInfo.restoreStatus = restoreStatus; 2212 2213 if ((restoreStatus & LauncherAppWidgetInfo.FLAG_RESTORE_STARTED) != 0) { 2214 // Restore has started once. 2215 } else if (installingPkgs.contains(component.getPackageName())) { 2216 // App restore has started. Update the flag 2217 appWidgetInfo.restoreStatus |= 2218 LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2219 } else if (REMOVE_UNRESTORED_ICONS && !isSafeMode) { 2220 Launcher.addDumpLog(TAG, 2221 "Unrestored widget removed: " + component, true); 2222 itemsToRemove.add(id); 2223 continue; 2224 } 2225 } 2226 2227 appWidgetInfo.id = id; 2228 appWidgetInfo.screenId = c.getInt(screenIndex); 2229 appWidgetInfo.cellX = c.getInt(cellXIndex); 2230 appWidgetInfo.cellY = c.getInt(cellYIndex); 2231 appWidgetInfo.spanX = c.getInt(spanXIndex); 2232 appWidgetInfo.spanY = c.getInt(spanYIndex); 2233 2234 if (!customWidget) { 2235 int[] minSpan = Launcher.getMinSpanForWidget(context, provider); 2236 appWidgetInfo.minSpanX = minSpan[0]; 2237 appWidgetInfo.minSpanY = minSpan[1]; 2238 } 2239 2240 container = c.getInt(containerIndex); 2241 if (container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 2242 container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2243 Log.e(TAG, "Widget found where container != " + 2244 "CONTAINER_DESKTOP nor CONTAINER_HOTSEAT - ignoring!"); 2245 continue; 2246 } 2247 2248 appWidgetInfo.container = c.getInt(containerIndex); 2249 // check & update map of what's occupied 2250 if (!checkItemPlacement(occupied, appWidgetInfo)) { 2251 itemsToRemove.add(id); 2252 break; 2253 } 2254 2255 if (!customWidget) { 2256 String providerName = 2257 appWidgetInfo.providerName.flattenToString(); 2258 if (!providerName.equals(savedProvider) || 2259 (appWidgetInfo.restoreStatus != restoreStatus)) { 2260 ContentValues values = new ContentValues(); 2261 values.put( 2262 LauncherSettings.Favorites.APPWIDGET_PROVIDER, 2263 providerName); 2264 values.put(LauncherSettings.Favorites.RESTORED, 2265 appWidgetInfo.restoreStatus); 2266 updateItem(id, values); 2267 } 2268 } 2269 sBgItemsIdMap.put(appWidgetInfo.id, appWidgetInfo); 2270 sBgAppWidgets.add(appWidgetInfo); 2271 } 2272 break; 2273 } 2274 } catch (Exception e) { 2275 Launcher.addDumpLog(TAG, "Desktop items loading interrupted", e, true); 2276 } 2277 } 2278 } finally { 2279 if (c != null) { 2280 c.close(); 2281 } 2282 } 2283 2284 // Break early if we've stopped loading 2285 if (mStopped) { 2286 clearSBgDataStructures(); 2287 return; 2288 } 2289 2290 if (itemsToRemove.size() > 0) { 2291 ContentProviderClient client = contentResolver.acquireContentProviderClient( 2292 contentUri); 2293 // Remove dead items 2294 for (long id : itemsToRemove) { 2295 if (DEBUG_LOADERS) { 2296 Log.d(TAG, "Removed id = " + id); 2297 } 2298 // Don't notify content observers 2299 try { 2300 client.delete(LauncherSettings.Favorites.getContentUri(id), null, null); 2301 } catch (RemoteException e) { 2302 Log.w(TAG, "Could not remove id = " + id); 2303 } 2304 } 2305 } 2306 2307 if (restoredRows.size() > 0) { 2308 ContentProviderClient updater = contentResolver.acquireContentProviderClient( 2309 contentUri); 2310 // Update restored items that no longer require special handling 2311 try { 2312 StringBuilder selectionBuilder = new StringBuilder(); 2313 selectionBuilder.append(LauncherSettings.Favorites._ID); 2314 selectionBuilder.append(" IN ("); 2315 selectionBuilder.append(TextUtils.join(", ", restoredRows)); 2316 selectionBuilder.append(")"); 2317 ContentValues values = new ContentValues(); 2318 values.put(LauncherSettings.Favorites.RESTORED, 0); 2319 updater.update(LauncherSettings.Favorites.CONTENT_URI, 2320 values, selectionBuilder.toString(), null); 2321 } catch (RemoteException e) { 2322 Log.w(TAG, "Could not update restored rows"); 2323 } 2324 } 2325 2326 if (!isSdCardReady && !sPendingPackages.isEmpty()) { 2327 context.registerReceiver(new AppsAvailabilityCheck(), 2328 new IntentFilter(StartupReceiver.SYSTEM_READY), 2329 null, sWorker); 2330 } 2331 2332 sBgWorkspaceScreens.addAll(loadWorkspaceScreensDb(mContext)); 2333 // Log to disk 2334 Launcher.addDumpLog(TAG, "11683562 - sBgWorkspaceScreens: " + 2335 TextUtils.join(", ", sBgWorkspaceScreens), true); 2336 2337 // Remove any empty screens 2338 ArrayList<Long> unusedScreens = new ArrayList<Long>(sBgWorkspaceScreens); 2339 for (ItemInfo item: sBgItemsIdMap.values()) { 2340 long screenId = item.screenId; 2341 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2342 unusedScreens.contains(screenId)) { 2343 unusedScreens.remove(screenId); 2344 } 2345 } 2346 2347 // If there are any empty screens remove them, and update. 2348 if (unusedScreens.size() != 0) { 2349 // Log to disk 2350 Launcher.addDumpLog(TAG, "11683562 - unusedScreens (to be removed): " + 2351 TextUtils.join(", ", unusedScreens), true); 2352 2353 sBgWorkspaceScreens.removeAll(unusedScreens); 2354 updateWorkspaceScreenOrder(context, sBgWorkspaceScreens); 2355 } 2356 2357 if (DEBUG_LOADERS) { 2358 Log.d(TAG, "loaded workspace in " + (SystemClock.uptimeMillis()-t) + "ms"); 2359 Log.d(TAG, "workspace layout: "); 2360 int nScreens = occupied.size(); 2361 for (int y = 0; y < countY; y++) { 2362 String line = ""; 2363 2364 Iterator<Long> iter = occupied.keySet().iterator(); 2365 while (iter.hasNext()) { 2366 long screenId = iter.next(); 2367 if (screenId > 0) { 2368 line += " | "; 2369 } 2370 for (int x = 0; x < countX; x++) { 2371 ItemInfo[][] screen = occupied.get(screenId); 2372 if (x < screen.length && y < screen[x].length) { 2373 line += (screen[x][y] != null) ? "#" : "."; 2374 } else { 2375 line += "!"; 2376 } 2377 } 2378 } 2379 Log.d(TAG, "[ " + line + " ]"); 2380 } 2381 } 2382 } 2383 } 2384 2385 /** 2386 * Partially updates the item without any notification. Must be called on the worker thread. 2387 */ 2388 private void updateItem(long itemId, ContentValues update) { 2389 mContext.getContentResolver().update( 2390 LauncherSettings.Favorites.CONTENT_URI, 2391 update, 2392 BaseColumns._ID + "= ?", 2393 new String[]{Long.toString(itemId)}); 2394 } 2395 2396 /** Filters the set of items who are directly or indirectly (via another container) on the 2397 * specified screen. */ 2398 private void filterCurrentWorkspaceItems(long currentScreenId, 2399 ArrayList<ItemInfo> allWorkspaceItems, 2400 ArrayList<ItemInfo> currentScreenItems, 2401 ArrayList<ItemInfo> otherScreenItems) { 2402 // Purge any null ItemInfos 2403 Iterator<ItemInfo> iter = allWorkspaceItems.iterator(); 2404 while (iter.hasNext()) { 2405 ItemInfo i = iter.next(); 2406 if (i == null) { 2407 iter.remove(); 2408 } 2409 } 2410 2411 // Order the set of items by their containers first, this allows use to walk through the 2412 // list sequentially, build up a list of containers that are in the specified screen, 2413 // as well as all items in those containers. 2414 Set<Long> itemsOnScreen = new HashSet<Long>(); 2415 Collections.sort(allWorkspaceItems, new Comparator<ItemInfo>() { 2416 @Override 2417 public int compare(ItemInfo lhs, ItemInfo rhs) { 2418 return (int) (lhs.container - rhs.container); 2419 } 2420 }); 2421 for (ItemInfo info : allWorkspaceItems) { 2422 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 2423 if (info.screenId == currentScreenId) { 2424 currentScreenItems.add(info); 2425 itemsOnScreen.add(info.id); 2426 } else { 2427 otherScreenItems.add(info); 2428 } 2429 } else if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2430 currentScreenItems.add(info); 2431 itemsOnScreen.add(info.id); 2432 } else { 2433 if (itemsOnScreen.contains(info.container)) { 2434 currentScreenItems.add(info); 2435 itemsOnScreen.add(info.id); 2436 } else { 2437 otherScreenItems.add(info); 2438 } 2439 } 2440 } 2441 } 2442 2443 /** Filters the set of widgets which are on the specified screen. */ 2444 private void filterCurrentAppWidgets(long currentScreenId, 2445 ArrayList<LauncherAppWidgetInfo> appWidgets, 2446 ArrayList<LauncherAppWidgetInfo> currentScreenWidgets, 2447 ArrayList<LauncherAppWidgetInfo> otherScreenWidgets) { 2448 2449 for (LauncherAppWidgetInfo widget : appWidgets) { 2450 if (widget == null) continue; 2451 if (widget.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2452 widget.screenId == currentScreenId) { 2453 currentScreenWidgets.add(widget); 2454 } else { 2455 otherScreenWidgets.add(widget); 2456 } 2457 } 2458 } 2459 2460 /** Filters the set of folders which are on the specified screen. */ 2461 private void filterCurrentFolders(long currentScreenId, 2462 HashMap<Long, ItemInfo> itemsIdMap, 2463 HashMap<Long, FolderInfo> folders, 2464 HashMap<Long, FolderInfo> currentScreenFolders, 2465 HashMap<Long, FolderInfo> otherScreenFolders) { 2466 2467 for (long id : folders.keySet()) { 2468 ItemInfo info = itemsIdMap.get(id); 2469 FolderInfo folder = folders.get(id); 2470 if (info == null || folder == null) continue; 2471 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2472 info.screenId == currentScreenId) { 2473 currentScreenFolders.put(id, folder); 2474 } else { 2475 otherScreenFolders.put(id, folder); 2476 } 2477 } 2478 } 2479 2480 /** Sorts the set of items by hotseat, workspace (spatially from top to bottom, left to 2481 * right) */ 2482 private void sortWorkspaceItemsSpatially(ArrayList<ItemInfo> workspaceItems) { 2483 final LauncherAppState app = LauncherAppState.getInstance(); 2484 final DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); 2485 // XXX: review this 2486 Collections.sort(workspaceItems, new Comparator<ItemInfo>() { 2487 @Override 2488 public int compare(ItemInfo lhs, ItemInfo rhs) { 2489 int cellCountX = (int) grid.numColumns; 2490 int cellCountY = (int) grid.numRows; 2491 int screenOffset = cellCountX * cellCountY; 2492 int containerOffset = screenOffset * (Launcher.SCREEN_COUNT + 1); // +1 hotseat 2493 long lr = (lhs.container * containerOffset + lhs.screenId * screenOffset + 2494 lhs.cellY * cellCountX + lhs.cellX); 2495 long rr = (rhs.container * containerOffset + rhs.screenId * screenOffset + 2496 rhs.cellY * cellCountX + rhs.cellX); 2497 return (int) (lr - rr); 2498 } 2499 }); 2500 } 2501 2502 private void bindWorkspaceScreens(final Callbacks oldCallbacks, 2503 final ArrayList<Long> orderedScreens) { 2504 final Runnable r = new Runnable() { 2505 @Override 2506 public void run() { 2507 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2508 if (callbacks != null) { 2509 callbacks.bindScreens(orderedScreens); 2510 } 2511 } 2512 }; 2513 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2514 } 2515 2516 private void bindWorkspaceItems(final Callbacks oldCallbacks, 2517 final ArrayList<ItemInfo> workspaceItems, 2518 final ArrayList<LauncherAppWidgetInfo> appWidgets, 2519 final HashMap<Long, FolderInfo> folders, 2520 ArrayList<Runnable> deferredBindRunnables) { 2521 2522 final boolean postOnMainThread = (deferredBindRunnables != null); 2523 2524 // Bind the workspace items 2525 int N = workspaceItems.size(); 2526 for (int i = 0; i < N; i += ITEMS_CHUNK) { 2527 final int start = i; 2528 final int chunkSize = (i+ITEMS_CHUNK <= N) ? ITEMS_CHUNK : (N-i); 2529 final Runnable r = new Runnable() { 2530 @Override 2531 public void run() { 2532 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2533 if (callbacks != null) { 2534 callbacks.bindItems(workspaceItems, start, start+chunkSize, 2535 false); 2536 } 2537 } 2538 }; 2539 if (postOnMainThread) { 2540 synchronized (deferredBindRunnables) { 2541 deferredBindRunnables.add(r); 2542 } 2543 } else { 2544 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2545 } 2546 } 2547 2548 // Bind the folders 2549 if (!folders.isEmpty()) { 2550 final Runnable r = new Runnable() { 2551 public void run() { 2552 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2553 if (callbacks != null) { 2554 callbacks.bindFolders(folders); 2555 } 2556 } 2557 }; 2558 if (postOnMainThread) { 2559 synchronized (deferredBindRunnables) { 2560 deferredBindRunnables.add(r); 2561 } 2562 } else { 2563 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2564 } 2565 } 2566 2567 // Bind the widgets, one at a time 2568 N = appWidgets.size(); 2569 for (int i = 0; i < N; i++) { 2570 final LauncherAppWidgetInfo widget = appWidgets.get(i); 2571 final Runnable r = new Runnable() { 2572 public void run() { 2573 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2574 if (callbacks != null) { 2575 callbacks.bindAppWidget(widget); 2576 } 2577 } 2578 }; 2579 if (postOnMainThread) { 2580 deferredBindRunnables.add(r); 2581 } else { 2582 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2583 } 2584 } 2585 } 2586 2587 /** 2588 * Binds all loaded data to actual views on the main thread. 2589 */ 2590 private void bindWorkspace(int synchronizeBindPage) { 2591 final long t = SystemClock.uptimeMillis(); 2592 Runnable r; 2593 2594 // Don't use these two variables in any of the callback runnables. 2595 // Otherwise we hold a reference to them. 2596 final Callbacks oldCallbacks = mCallbacks.get(); 2597 if (oldCallbacks == null) { 2598 // This launcher has exited and nobody bothered to tell us. Just bail. 2599 Log.w(TAG, "LoaderTask running with no launcher"); 2600 return; 2601 } 2602 2603 // Save a copy of all the bg-thread collections 2604 ArrayList<ItemInfo> workspaceItems = new ArrayList<ItemInfo>(); 2605 ArrayList<LauncherAppWidgetInfo> appWidgets = 2606 new ArrayList<LauncherAppWidgetInfo>(); 2607 HashMap<Long, FolderInfo> folders = new HashMap<Long, FolderInfo>(); 2608 HashMap<Long, ItemInfo> itemsIdMap = new HashMap<Long, ItemInfo>(); 2609 ArrayList<Long> orderedScreenIds = new ArrayList<Long>(); 2610 synchronized (sBgLock) { 2611 workspaceItems.addAll(sBgWorkspaceItems); 2612 appWidgets.addAll(sBgAppWidgets); 2613 folders.putAll(sBgFolders); 2614 itemsIdMap.putAll(sBgItemsIdMap); 2615 orderedScreenIds.addAll(sBgWorkspaceScreens); 2616 } 2617 2618 final boolean isLoadingSynchronously = 2619 synchronizeBindPage != PagedView.INVALID_RESTORE_PAGE; 2620 int currScreen = isLoadingSynchronously ? synchronizeBindPage : 2621 oldCallbacks.getCurrentWorkspaceScreen(); 2622 if (currScreen >= orderedScreenIds.size()) { 2623 // There may be no workspace screens (just hotseat items and an empty page). 2624 currScreen = PagedView.INVALID_RESTORE_PAGE; 2625 } 2626 final int currentScreen = currScreen; 2627 final long currentScreenId = currentScreen < 0 2628 ? INVALID_SCREEN_ID : orderedScreenIds.get(currentScreen); 2629 2630 // Load all the items that are on the current page first (and in the process, unbind 2631 // all the existing workspace items before we call startBinding() below. 2632 unbindWorkspaceItemsOnMainThread(); 2633 2634 // Separate the items that are on the current screen, and all the other remaining items 2635 ArrayList<ItemInfo> currentWorkspaceItems = new ArrayList<ItemInfo>(); 2636 ArrayList<ItemInfo> otherWorkspaceItems = new ArrayList<ItemInfo>(); 2637 ArrayList<LauncherAppWidgetInfo> currentAppWidgets = 2638 new ArrayList<LauncherAppWidgetInfo>(); 2639 ArrayList<LauncherAppWidgetInfo> otherAppWidgets = 2640 new ArrayList<LauncherAppWidgetInfo>(); 2641 HashMap<Long, FolderInfo> currentFolders = new HashMap<Long, FolderInfo>(); 2642 HashMap<Long, FolderInfo> otherFolders = new HashMap<Long, FolderInfo>(); 2643 2644 filterCurrentWorkspaceItems(currentScreenId, workspaceItems, currentWorkspaceItems, 2645 otherWorkspaceItems); 2646 filterCurrentAppWidgets(currentScreenId, appWidgets, currentAppWidgets, 2647 otherAppWidgets); 2648 filterCurrentFolders(currentScreenId, itemsIdMap, folders, currentFolders, 2649 otherFolders); 2650 sortWorkspaceItemsSpatially(currentWorkspaceItems); 2651 sortWorkspaceItemsSpatially(otherWorkspaceItems); 2652 2653 // Tell the workspace that we're about to start binding items 2654 r = new Runnable() { 2655 public void run() { 2656 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2657 if (callbacks != null) { 2658 callbacks.startBinding(); 2659 } 2660 } 2661 }; 2662 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2663 2664 bindWorkspaceScreens(oldCallbacks, orderedScreenIds); 2665 2666 // Load items on the current page 2667 bindWorkspaceItems(oldCallbacks, currentWorkspaceItems, currentAppWidgets, 2668 currentFolders, null); 2669 if (isLoadingSynchronously) { 2670 r = new Runnable() { 2671 public void run() { 2672 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2673 if (callbacks != null && currentScreen != PagedView.INVALID_RESTORE_PAGE) { 2674 callbacks.onPageBoundSynchronously(currentScreen); 2675 } 2676 } 2677 }; 2678 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2679 } 2680 2681 // Load all the remaining pages (if we are loading synchronously, we want to defer this 2682 // work until after the first render) 2683 synchronized (mDeferredBindRunnables) { 2684 mDeferredBindRunnables.clear(); 2685 } 2686 bindWorkspaceItems(oldCallbacks, otherWorkspaceItems, otherAppWidgets, otherFolders, 2687 (isLoadingSynchronously ? mDeferredBindRunnables : null)); 2688 2689 // Tell the workspace that we're done binding items 2690 r = new Runnable() { 2691 public void run() { 2692 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2693 if (callbacks != null) { 2694 callbacks.finishBindingItems(); 2695 } 2696 2697 // If we're profiling, ensure this is the last thing in the queue. 2698 if (DEBUG_LOADERS) { 2699 Log.d(TAG, "bound workspace in " 2700 + (SystemClock.uptimeMillis()-t) + "ms"); 2701 } 2702 2703 mIsLoadingAndBindingWorkspace = false; 2704 } 2705 }; 2706 if (isLoadingSynchronously) { 2707 synchronized (mDeferredBindRunnables) { 2708 mDeferredBindRunnables.add(r); 2709 } 2710 } else { 2711 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2712 } 2713 } 2714 2715 private void loadAndBindAllApps() { 2716 if (DEBUG_LOADERS) { 2717 Log.d(TAG, "loadAndBindAllApps mAllAppsLoaded=" + mAllAppsLoaded); 2718 } 2719 if (!mAllAppsLoaded) { 2720 loadAllApps(); 2721 synchronized (LoaderTask.this) { 2722 if (mStopped) { 2723 return; 2724 } 2725 mAllAppsLoaded = true; 2726 } 2727 } else { 2728 onlyBindAllApps(); 2729 } 2730 } 2731 2732 private void onlyBindAllApps() { 2733 final Callbacks oldCallbacks = mCallbacks.get(); 2734 if (oldCallbacks == null) { 2735 // This launcher has exited and nobody bothered to tell us. Just bail. 2736 Log.w(TAG, "LoaderTask running with no launcher (onlyBindAllApps)"); 2737 return; 2738 } 2739 2740 // shallow copy 2741 @SuppressWarnings("unchecked") 2742 final ArrayList<AppInfo> list 2743 = (ArrayList<AppInfo>) mBgAllAppsList.data.clone(); 2744 Runnable r = new Runnable() { 2745 public void run() { 2746 final long t = SystemClock.uptimeMillis(); 2747 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2748 if (callbacks != null) { 2749 callbacks.bindAllApplications(list); 2750 } 2751 if (DEBUG_LOADERS) { 2752 Log.d(TAG, "bound all " + list.size() + " apps from cache in " 2753 + (SystemClock.uptimeMillis()-t) + "ms"); 2754 } 2755 } 2756 }; 2757 boolean isRunningOnMainThread = !(sWorkerThread.getThreadId() == Process.myTid()); 2758 if (isRunningOnMainThread) { 2759 r.run(); 2760 } else { 2761 mHandler.post(r); 2762 } 2763 } 2764 2765 private void loadAllApps() { 2766 final long loadTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2767 2768 final Callbacks oldCallbacks = mCallbacks.get(); 2769 if (oldCallbacks == null) { 2770 // This launcher has exited and nobody bothered to tell us. Just bail. 2771 Log.w(TAG, "LoaderTask running with no launcher (loadAllApps)"); 2772 return; 2773 } 2774 2775 final Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 2776 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 2777 2778 final List<UserHandleCompat> profiles = mUserManager.getUserProfiles(); 2779 2780 // Clear the list of apps 2781 mBgAllAppsList.clear(); 2782 SharedPreferences prefs = mContext.getSharedPreferences( 2783 LauncherAppState.getSharedPreferencesKey(), Context.MODE_PRIVATE); 2784 for (UserHandleCompat user : profiles) { 2785 // Query for the set of apps 2786 final long qiaTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2787 List<LauncherActivityInfoCompat> apps = mLauncherApps.getActivityList(null, user); 2788 if (DEBUG_LOADERS) { 2789 Log.d(TAG, "getActivityList took " 2790 + (SystemClock.uptimeMillis()-qiaTime) + "ms for user " + user); 2791 Log.d(TAG, "getActivityList got " + apps.size() + " apps for user " + user); 2792 } 2793 // Fail if we don't have any apps 2794 // TODO: Fix this. Only fail for the current user. 2795 if (apps == null || apps.isEmpty()) { 2796 return; 2797 } 2798 2799 // Update icon cache 2800 HashSet<String> updatedPackages = mIconCache.updateDBIcons(user, apps); 2801 2802 // If any package icon has changed (app was updated while launcher was dead), 2803 // update the corresponding shortcuts. 2804 if (!updatedPackages.isEmpty()) { 2805 final ArrayList<ShortcutInfo> updates = new ArrayList<ShortcutInfo>(); 2806 synchronized (sBgLock) { 2807 for (ItemInfo info : sBgItemsIdMap.values()) { 2808 if (info instanceof ShortcutInfo && user.equals(info.user) 2809 && info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 2810 ShortcutInfo si = (ShortcutInfo) info; 2811 ComponentName cn = si.getTargetComponent(); 2812 if (cn != null && updatedPackages.contains(cn.getPackageName())) { 2813 si.updateIcon(mIconCache); 2814 updates.add(si); 2815 } 2816 } 2817 } 2818 } 2819 2820 if (!updates.isEmpty()) { 2821 final UserHandleCompat userFinal = user; 2822 mHandler.post(new Runnable() { 2823 2824 public void run() { 2825 Callbacks cb = getCallback(); 2826 if (cb != null) { 2827 cb.bindShortcutsChanged( 2828 updates, new ArrayList<ShortcutInfo>(), userFinal); 2829 } 2830 } 2831 }); 2832 } 2833 } 2834 2835 // Create the ApplicationInfos 2836 for (int i = 0; i < apps.size(); i++) { 2837 LauncherActivityInfoCompat app = apps.get(i); 2838 // This builds the icon bitmaps. 2839 mBgAllAppsList.add(new AppInfo(mContext, app, user, mIconCache)); 2840 } 2841 2842 if (!user.equals(UserHandleCompat.myUserHandle())) { 2843 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(mContext, user); 2844 if (heuristic != null) { 2845 heuristic.processUserApps(apps); 2846 } 2847 } 2848 } 2849 // Huh? Shouldn't this be inside the Runnable below? 2850 final ArrayList<AppInfo> added = mBgAllAppsList.added; 2851 mBgAllAppsList.added = new ArrayList<AppInfo>(); 2852 2853 // Post callback on main thread 2854 mHandler.post(new Runnable() { 2855 public void run() { 2856 final long bindTime = SystemClock.uptimeMillis(); 2857 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2858 if (callbacks != null) { 2859 callbacks.bindAllApplications(added); 2860 if (DEBUG_LOADERS) { 2861 Log.d(TAG, "bound " + added.size() + " apps in " 2862 + (SystemClock.uptimeMillis() - bindTime) + "ms"); 2863 } 2864 } else { 2865 Log.i(TAG, "not binding apps: no Launcher activity"); 2866 } 2867 } 2868 }); 2869 // Cleanup any data stored for a deleted user. 2870 ManagedProfileHeuristic.processAllUsers(profiles, mContext); 2871 2872 if (DEBUG_LOADERS) { 2873 Log.d(TAG, "Icons processed in " 2874 + (SystemClock.uptimeMillis() - loadTime) + "ms"); 2875 } 2876 } 2877 2878 public void dumpState() { 2879 synchronized (sBgLock) { 2880 Log.d(TAG, "mLoaderTask.mContext=" + mContext); 2881 Log.d(TAG, "mLoaderTask.mIsLaunching=" + mIsLaunching); 2882 Log.d(TAG, "mLoaderTask.mStopped=" + mStopped); 2883 Log.d(TAG, "mLoaderTask.mLoadAndBindStepFinished=" + mLoadAndBindStepFinished); 2884 Log.d(TAG, "mItems size=" + sBgWorkspaceItems.size()); 2885 } 2886 } 2887 } 2888 2889 void enqueuePackageUpdated(PackageUpdatedTask task) { 2890 sWorker.post(task); 2891 } 2892 2893 @Thunk class AppsAvailabilityCheck extends BroadcastReceiver { 2894 2895 @Override 2896 public void onReceive(Context context, Intent intent) { 2897 synchronized (sBgLock) { 2898 final LauncherAppsCompat launcherApps = LauncherAppsCompat 2899 .getInstance(mApp.getContext()); 2900 final PackageManager manager = context.getPackageManager(); 2901 final ArrayList<String> packagesRemoved = new ArrayList<String>(); 2902 final ArrayList<String> packagesUnavailable = new ArrayList<String>(); 2903 for (Entry<UserHandleCompat, HashSet<String>> entry : sPendingPackages.entrySet()) { 2904 UserHandleCompat user = entry.getKey(); 2905 packagesRemoved.clear(); 2906 packagesUnavailable.clear(); 2907 for (String pkg : entry.getValue()) { 2908 if (!launcherApps.isPackageEnabledForProfile(pkg, user)) { 2909 boolean packageOnSdcard = launcherApps.isAppEnabled( 2910 manager, pkg, PackageManager.GET_UNINSTALLED_PACKAGES); 2911 if (packageOnSdcard) { 2912 Launcher.addDumpLog(TAG, "Package found on sd-card: " + pkg, true); 2913 packagesUnavailable.add(pkg); 2914 } else { 2915 Launcher.addDumpLog(TAG, "Package not found: " + pkg, true); 2916 packagesRemoved.add(pkg); 2917 } 2918 } 2919 } 2920 if (!packagesRemoved.isEmpty()) { 2921 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_REMOVE, 2922 packagesRemoved.toArray(new String[packagesRemoved.size()]), user)); 2923 } 2924 if (!packagesUnavailable.isEmpty()) { 2925 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UNAVAILABLE, 2926 packagesUnavailable.toArray(new String[packagesUnavailable.size()]), user)); 2927 } 2928 } 2929 sPendingPackages.clear(); 2930 } 2931 } 2932 } 2933 2934 private class PackageUpdatedTask implements Runnable { 2935 int mOp; 2936 String[] mPackages; 2937 UserHandleCompat mUser; 2938 2939 public static final int OP_NONE = 0; 2940 public static final int OP_ADD = 1; 2941 public static final int OP_UPDATE = 2; 2942 public static final int OP_REMOVE = 3; // uninstlled 2943 public static final int OP_UNAVAILABLE = 4; // external media unmounted 2944 2945 2946 public PackageUpdatedTask(int op, String[] packages, UserHandleCompat user) { 2947 mOp = op; 2948 mPackages = packages; 2949 mUser = user; 2950 } 2951 2952 public void run() { 2953 final Context context = mApp.getContext(); 2954 2955 final String[] packages = mPackages; 2956 final int N = packages.length; 2957 switch (mOp) { 2958 case OP_ADD: { 2959 for (int i=0; i<N; i++) { 2960 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.addPackage " + packages[i]); 2961 mIconCache.updateIconsForPkg(packages[i], mUser); 2962 mBgAllAppsList.addPackage(context, packages[i], mUser); 2963 } 2964 2965 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 2966 if (heuristic != null) { 2967 heuristic.processPackageAdd(mPackages); 2968 } 2969 break; 2970 } 2971 case OP_UPDATE: 2972 for (int i=0; i<N; i++) { 2973 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.updatePackage " + packages[i]); 2974 mIconCache.updateIconsForPkg(packages[i], mUser); 2975 mBgAllAppsList.updatePackage(context, packages[i], mUser); 2976 mApp.getWidgetCache().removePackage(packages[i], mUser); 2977 } 2978 break; 2979 case OP_REMOVE: { 2980 ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(context, mUser); 2981 if (heuristic != null) { 2982 heuristic.processPackageRemoved(mPackages); 2983 } 2984 for (int i=0; i<N; i++) { 2985 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 2986 mIconCache.removeIconsForPkg(packages[i], mUser); 2987 } 2988 // Fall through 2989 } 2990 case OP_UNAVAILABLE: 2991 for (int i=0; i<N; i++) { 2992 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 2993 mBgAllAppsList.removePackage(packages[i], mUser); 2994 mApp.getWidgetCache().removePackage(packages[i], mUser); 2995 } 2996 break; 2997 } 2998 2999 ArrayList<AppInfo> added = null; 3000 ArrayList<AppInfo> modified = null; 3001 final ArrayList<AppInfo> removedApps = new ArrayList<AppInfo>(); 3002 3003 if (mBgAllAppsList.added.size() > 0) { 3004 added = new ArrayList<AppInfo>(mBgAllAppsList.added); 3005 mBgAllAppsList.added.clear(); 3006 } 3007 if (mBgAllAppsList.modified.size() > 0) { 3008 modified = new ArrayList<AppInfo>(mBgAllAppsList.modified); 3009 mBgAllAppsList.modified.clear(); 3010 } 3011 if (mBgAllAppsList.removed.size() > 0) { 3012 removedApps.addAll(mBgAllAppsList.removed); 3013 mBgAllAppsList.removed.clear(); 3014 } 3015 3016 final Callbacks callbacks = getCallback(); 3017 if (callbacks == null) { 3018 Log.w(TAG, "Nobody to tell about the new app. Launcher is probably loading."); 3019 return; 3020 } 3021 3022 final HashMap<ComponentName, AppInfo> addedOrUpdatedApps = 3023 new HashMap<ComponentName, AppInfo>(); 3024 3025 if (added != null) { 3026 addAppsToAllApps(context, added); 3027 for (AppInfo ai : added) { 3028 addedOrUpdatedApps.put(ai.componentName, ai); 3029 } 3030 } 3031 3032 if (modified != null) { 3033 final ArrayList<AppInfo> modifiedFinal = modified; 3034 for (AppInfo ai : modified) { 3035 addedOrUpdatedApps.put(ai.componentName, ai); 3036 } 3037 3038 mHandler.post(new Runnable() { 3039 public void run() { 3040 Callbacks cb = getCallback(); 3041 if (callbacks == cb && cb != null) { 3042 callbacks.bindAppsUpdated(modifiedFinal); 3043 } 3044 } 3045 }); 3046 } 3047 3048 // Update shortcut infos 3049 if (mOp == OP_ADD || mOp == OP_UPDATE) { 3050 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<ShortcutInfo>(); 3051 final ArrayList<ShortcutInfo> removedShortcuts = new ArrayList<ShortcutInfo>(); 3052 final ArrayList<LauncherAppWidgetInfo> widgets = new ArrayList<LauncherAppWidgetInfo>(); 3053 3054 HashSet<String> packageSet = new HashSet<String>(Arrays.asList(packages)); 3055 synchronized (sBgLock) { 3056 for (ItemInfo info : sBgItemsIdMap.values()) { 3057 if (info instanceof ShortcutInfo && mUser.equals(info.user)) { 3058 ShortcutInfo si = (ShortcutInfo) info; 3059 boolean infoUpdated = false; 3060 boolean shortcutUpdated = false; 3061 3062 // Update shortcuts which use iconResource. 3063 if ((si.iconResource != null) 3064 && packageSet.contains(si.iconResource.packageName)) { 3065 Bitmap icon = Utilities.createIconBitmap(si.iconResource.packageName, 3066 si.iconResource.resourceName, mIconCache, context); 3067 if (icon != null) { 3068 si.setIcon(icon); 3069 si.usingFallbackIcon = false; 3070 infoUpdated = true; 3071 } 3072 } 3073 3074 ComponentName cn = si.getTargetComponent(); 3075 if (cn != null && packageSet.contains(cn.getPackageName())) { 3076 AppInfo appInfo = addedOrUpdatedApps.get(cn); 3077 3078 if (si.isPromise()) { 3079 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 3080 // Auto install icon 3081 PackageManager pm = context.getPackageManager(); 3082 ResolveInfo matched = pm.resolveActivity( 3083 new Intent(Intent.ACTION_MAIN) 3084 .setComponent(cn).addCategory(Intent.CATEGORY_LAUNCHER), 3085 PackageManager.MATCH_DEFAULT_ONLY); 3086 if (matched == null) { 3087 // Try to find the best match activity. 3088 Intent intent = pm.getLaunchIntentForPackage( 3089 cn.getPackageName()); 3090 if (intent != null) { 3091 cn = intent.getComponent(); 3092 appInfo = addedOrUpdatedApps.get(cn); 3093 } 3094 3095 if ((intent == null) || (appInfo == null)) { 3096 removedShortcuts.add(si); 3097 continue; 3098 } 3099 si.promisedIntent = intent; 3100 } 3101 } 3102 3103 // Restore the shortcut. 3104 si.intent = si.promisedIntent; 3105 si.promisedIntent = null; 3106 si.status &= ~ShortcutInfo.FLAG_RESTORED_ICON 3107 & ~ShortcutInfo.FLAG_AUTOINTALL_ICON 3108 & ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 3109 3110 infoUpdated = true; 3111 si.updateIcon(mIconCache); 3112 } 3113 3114 if (appInfo != null && Intent.ACTION_MAIN.equals(si.intent.getAction()) 3115 && si.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 3116 si.updateIcon(mIconCache); 3117 si.title = appInfo.title.toString(); 3118 si.contentDescription = appInfo.contentDescription; 3119 infoUpdated = true; 3120 } 3121 3122 if ((si.isDisabled & ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE) != 0) { 3123 // Since package was just updated, the target must be available now. 3124 si.isDisabled &= ~ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3125 shortcutUpdated = true; 3126 } 3127 } 3128 3129 if (infoUpdated || shortcutUpdated) { 3130 updatedShortcuts.add(si); 3131 } 3132 if (infoUpdated) { 3133 updateItemInDatabase(context, si); 3134 } 3135 } else if (info instanceof LauncherAppWidgetInfo) { 3136 LauncherAppWidgetInfo widgetInfo = (LauncherAppWidgetInfo) info; 3137 if (mUser.equals(widgetInfo.user) 3138 && widgetInfo.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) 3139 && packageSet.contains(widgetInfo.providerName.getPackageName())) { 3140 widgetInfo.restoreStatus &= ~LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY; 3141 widgets.add(widgetInfo); 3142 updateItemInDatabase(context, widgetInfo); 3143 } 3144 } 3145 } 3146 } 3147 3148 if (!updatedShortcuts.isEmpty() || !removedShortcuts.isEmpty()) { 3149 mHandler.post(new Runnable() { 3150 3151 public void run() { 3152 Callbacks cb = getCallback(); 3153 if (callbacks == cb && cb != null) { 3154 callbacks.bindShortcutsChanged( 3155 updatedShortcuts, removedShortcuts, mUser); 3156 } 3157 } 3158 }); 3159 if (!removedShortcuts.isEmpty()) { 3160 deleteItemsFromDatabase(context, removedShortcuts); 3161 } 3162 } 3163 if (!widgets.isEmpty()) { 3164 mHandler.post(new Runnable() { 3165 public void run() { 3166 Callbacks cb = getCallback(); 3167 if (callbacks == cb && cb != null) { 3168 callbacks.bindWidgetsRestored(widgets); 3169 } 3170 } 3171 }); 3172 } 3173 } 3174 3175 final ArrayList<String> removedPackageNames = 3176 new ArrayList<String>(); 3177 if (mOp == OP_REMOVE || mOp == OP_UNAVAILABLE) { 3178 // Mark all packages in the broadcast to be removed 3179 removedPackageNames.addAll(Arrays.asList(packages)); 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 removedPackageNames.add(packages[i]); 3185 } 3186 } 3187 } 3188 3189 if (!removedPackageNames.isEmpty() || !removedApps.isEmpty()) { 3190 final int removeReason; 3191 if (mOp == OP_UNAVAILABLE) { 3192 removeReason = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3193 } else { 3194 // Remove all the components associated with this package 3195 for (String pn : removedPackageNames) { 3196 deletePackageFromDatabase(context, pn, mUser); 3197 } 3198 // Remove all the specific components 3199 for (AppInfo a : removedApps) { 3200 ArrayList<ItemInfo> infos = getItemInfoForComponentName(a.componentName, mUser); 3201 deleteItemsFromDatabase(context, infos); 3202 } 3203 removeReason = 0; 3204 } 3205 3206 // Remove any queued items from the install queue 3207 InstallShortcutReceiver.removeFromInstallQueue(context, removedPackageNames, mUser); 3208 // Call the components-removed callback 3209 mHandler.post(new Runnable() { 3210 public void run() { 3211 Callbacks cb = getCallback(); 3212 if (callbacks == cb && cb != null) { 3213 callbacks.bindComponentsRemoved( 3214 removedPackageNames, removedApps, mUser, removeReason); 3215 } 3216 } 3217 }); 3218 } 3219 3220 final ArrayList<Object> widgetsAndShortcuts = 3221 getSortedWidgetsAndShortcuts(context, true /* refresh */); 3222 mHandler.post(new Runnable() { 3223 @Override 3224 public void run() { 3225 Callbacks cb = getCallback(); 3226 if (callbacks == cb && cb != null) { 3227 callbacks.bindPackagesUpdated(widgetsAndShortcuts); 3228 } 3229 } 3230 }); 3231 3232 // Write all the logs to disk 3233 mHandler.post(new Runnable() { 3234 public void run() { 3235 Callbacks cb = getCallback(); 3236 if (callbacks == cb && cb != null) { 3237 callbacks.dumpLogsToLocalData(); 3238 } 3239 } 3240 }); 3241 } 3242 } 3243 3244 public static List<LauncherAppWidgetProviderInfo> getWidgetProviders(Context context, 3245 boolean refresh) { 3246 synchronized (sBgLock) { 3247 if (sBgWidgetProviders == null || refresh) { 3248 sBgWidgetProviders = new HashMap<>(); 3249 AppWidgetManagerCompat wm = AppWidgetManagerCompat.getInstance(context); 3250 LauncherAppWidgetProviderInfo info; 3251 3252 List<AppWidgetProviderInfo> widgets = wm.getAllProviders(); 3253 for (AppWidgetProviderInfo pInfo : widgets) { 3254 info = LauncherAppWidgetProviderInfo.fromProviderInfo(context, pInfo); 3255 UserHandleCompat user = wm.getUser(info); 3256 sBgWidgetProviders.put(new ComponentKey(info.provider, user), info); 3257 } 3258 3259 Collection<CustomAppWidget> customWidgets = Launcher.getCustomAppWidgets().values(); 3260 for (CustomAppWidget widget : customWidgets) { 3261 info = new LauncherAppWidgetProviderInfo(context, widget); 3262 UserHandleCompat user = wm.getUser(info); 3263 sBgWidgetProviders.put(new ComponentKey(info.provider, user), info); 3264 } 3265 } 3266 return new ArrayList<LauncherAppWidgetProviderInfo>(sBgWidgetProviders.values()); 3267 } 3268 } 3269 3270 public static LauncherAppWidgetProviderInfo getProviderInfo(Context ctx, ComponentName name, 3271 UserHandleCompat user) { 3272 synchronized (sBgLock) { 3273 if (sBgWidgetProviders == null) { 3274 getWidgetProviders(ctx, false /* refresh */); 3275 } 3276 return sBgWidgetProviders.get(new ComponentKey(name, user)); 3277 } 3278 } 3279 3280 // Returns a list of ResolveInfos/AppWidgetInfos in sorted order 3281 public static ArrayList<Object> getSortedWidgetsAndShortcuts(Context context, boolean refresh) { 3282 PackageManager packageManager = context.getPackageManager(); 3283 final ArrayList<Object> widgetsAndShortcuts = new ArrayList<Object>(); 3284 widgetsAndShortcuts.addAll(getWidgetProviders(context, refresh)); 3285 Intent shortcutsIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 3286 widgetsAndShortcuts.addAll(packageManager.queryIntentActivities(shortcutsIntent, 0)); 3287 Collections.sort(widgetsAndShortcuts, new WidgetAndShortcutNameComparator(context)); 3288 return widgetsAndShortcuts; 3289 } 3290 3291 @Thunk static boolean isPackageDisabled(Context context, String packageName, 3292 UserHandleCompat user) { 3293 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3294 return !launcherApps.isPackageEnabledForProfile(packageName, user); 3295 } 3296 3297 public static boolean isValidPackageActivity(Context context, ComponentName cn, 3298 UserHandleCompat user) { 3299 if (cn == null) { 3300 return false; 3301 } 3302 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3303 if (!launcherApps.isPackageEnabledForProfile(cn.getPackageName(), user)) { 3304 return false; 3305 } 3306 return launcherApps.isActivityEnabledForProfile(cn, user); 3307 } 3308 3309 public static boolean isValidPackage(Context context, String packageName, 3310 UserHandleCompat user) { 3311 if (packageName == null) { 3312 return false; 3313 } 3314 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3315 return launcherApps.isPackageEnabledForProfile(packageName, user); 3316 } 3317 3318 /** 3319 * Make an ShortcutInfo object for a restored application or shortcut item that points 3320 * to a package that is not yet installed on the system. 3321 */ 3322 public ShortcutInfo getRestoredItemInfo(Cursor cursor, int titleIndex, Intent intent, 3323 int promiseType, boolean useLowResIcon) { 3324 final ShortcutInfo info = new ShortcutInfo(); 3325 info.user = UserHandleCompat.myUserHandle(); 3326 mIconCache.getTitleAndIcon(info, intent, info.user, useLowResIcon); 3327 3328 if ((promiseType & ShortcutInfo.FLAG_RESTORED_ICON) != 0) { 3329 String title = (cursor != null) ? cursor.getString(titleIndex) : null; 3330 if (!TextUtils.isEmpty(title)) { 3331 info.title = title; 3332 } 3333 info.status = ShortcutInfo.FLAG_RESTORED_ICON; 3334 } else if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 3335 if (TextUtils.isEmpty(info.title)) { 3336 info.title = (cursor != null) ? cursor.getString(titleIndex) : ""; 3337 } 3338 info.status = ShortcutInfo.FLAG_AUTOINTALL_ICON; 3339 } else { 3340 throw new InvalidParameterException("Invalid restoreType " + promiseType); 3341 } 3342 3343 info.contentDescription = mUserManager.getBadgedLabelForUser( 3344 info.title.toString(), info.user); 3345 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT; 3346 info.promisedIntent = intent; 3347 return info; 3348 } 3349 3350 /** 3351 * Make an Intent object for a restored application or shortcut item that points 3352 * to the market page for the item. 3353 */ 3354 @Thunk Intent getRestoredItemIntent(Cursor c, Context context, Intent intent) { 3355 ComponentName componentName = intent.getComponent(); 3356 return getMarketIntent(componentName.getPackageName()); 3357 } 3358 3359 static Intent getMarketIntent(String packageName) { 3360 return new Intent(Intent.ACTION_VIEW) 3361 .setData(new Uri.Builder() 3362 .scheme("market") 3363 .authority("details") 3364 .appendQueryParameter("id", packageName) 3365 .build()); 3366 } 3367 3368 /** 3369 * Make an ShortcutInfo object for a shortcut that is an application. 3370 * 3371 * If c is not null, then it will be used to fill in missing data like the title and icon. 3372 */ 3373 public ShortcutInfo getAppShortcutInfo(PackageManager manager, Intent intent, 3374 UserHandleCompat user, Context context, Cursor c, int iconIndex, int titleIndex, 3375 boolean allowMissingTarget, boolean useLowResIcon) { 3376 if (user == null) { 3377 Log.d(TAG, "Null user found in getShortcutInfo"); 3378 return null; 3379 } 3380 3381 ComponentName componentName = intent.getComponent(); 3382 if (componentName == null) { 3383 Log.d(TAG, "Missing component found in getShortcutInfo: " + componentName); 3384 return null; 3385 } 3386 3387 Intent newIntent = new Intent(intent.getAction(), null); 3388 newIntent.addCategory(Intent.CATEGORY_LAUNCHER); 3389 newIntent.setComponent(componentName); 3390 LauncherActivityInfoCompat lai = mLauncherApps.resolveActivity(newIntent, user); 3391 if ((lai == null) && !allowMissingTarget) { 3392 Log.d(TAG, "Missing activity found in getShortcutInfo: " + componentName); 3393 return null; 3394 } 3395 3396 final ShortcutInfo info = new ShortcutInfo(); 3397 mIconCache.getTitleAndIcon(info, componentName, lai, user, false, useLowResIcon); 3398 if (mIconCache.isDefaultIcon(info.getIcon(mIconCache), user) && c != null) { 3399 Bitmap icon = Utilities.createIconBitmap(c, iconIndex, context); 3400 info.setIcon(icon == null ? mIconCache.getDefaultIcon(user) : icon); 3401 } 3402 3403 // from the db 3404 if (TextUtils.isEmpty(info.title) && c != null) { 3405 info.title = c.getString(titleIndex); 3406 } 3407 3408 // fall back to the class name of the activity 3409 if (info.title == null) { 3410 info.title = componentName.getClassName(); 3411 } 3412 3413 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_APPLICATION; 3414 info.user = user; 3415 info.contentDescription = mUserManager.getBadgedLabelForUser( 3416 info.title.toString(), info.user); 3417 return info; 3418 } 3419 3420 static ArrayList<ItemInfo> filterItemInfos(Collection<ItemInfo> infos, 3421 ItemInfoFilter f) { 3422 HashSet<ItemInfo> filtered = new HashSet<ItemInfo>(); 3423 for (ItemInfo i : infos) { 3424 if (i instanceof ShortcutInfo) { 3425 ShortcutInfo info = (ShortcutInfo) i; 3426 ComponentName cn = info.getTargetComponent(); 3427 if (cn != null && f.filterItem(null, info, cn)) { 3428 filtered.add(info); 3429 } 3430 } else if (i instanceof FolderInfo) { 3431 FolderInfo info = (FolderInfo) i; 3432 for (ShortcutInfo s : info.contents) { 3433 ComponentName cn = s.getTargetComponent(); 3434 if (cn != null && f.filterItem(info, s, cn)) { 3435 filtered.add(s); 3436 } 3437 } 3438 } else if (i instanceof LauncherAppWidgetInfo) { 3439 LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) i; 3440 ComponentName cn = info.providerName; 3441 if (cn != null && f.filterItem(null, info, cn)) { 3442 filtered.add(info); 3443 } 3444 } 3445 } 3446 return new ArrayList<ItemInfo>(filtered); 3447 } 3448 3449 @Thunk ArrayList<ItemInfo> getItemInfoForComponentName(final ComponentName cname, 3450 final UserHandleCompat user) { 3451 ItemInfoFilter filter = new ItemInfoFilter() { 3452 @Override 3453 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 3454 if (info.user == null) { 3455 return cn.equals(cname); 3456 } else { 3457 return cn.equals(cname) && info.user.equals(user); 3458 } 3459 } 3460 }; 3461 return filterItemInfos(sBgItemsIdMap.values(), filter); 3462 } 3463 3464 /** 3465 * Make an ShortcutInfo object for a shortcut that isn't an application. 3466 */ 3467 @Thunk ShortcutInfo getShortcutInfo(Cursor c, Context context, 3468 int iconTypeIndex, int iconPackageIndex, int iconResourceIndex, int iconIndex, 3469 int titleIndex) { 3470 3471 Bitmap icon = null; 3472 final ShortcutInfo info = new ShortcutInfo(); 3473 // Non-app shortcuts are only supported for current user. 3474 info.user = UserHandleCompat.myUserHandle(); 3475 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT; 3476 3477 // TODO: If there's an explicit component and we can't install that, delete it. 3478 3479 info.title = c.getString(titleIndex); 3480 3481 int iconType = c.getInt(iconTypeIndex); 3482 switch (iconType) { 3483 case LauncherSettings.Favorites.ICON_TYPE_RESOURCE: 3484 String packageName = c.getString(iconPackageIndex); 3485 String resourceName = c.getString(iconResourceIndex); 3486 info.customIcon = false; 3487 // the resource 3488 icon = Utilities.createIconBitmap(packageName, resourceName, mIconCache, context); 3489 // the db 3490 if (icon == null) { 3491 icon = Utilities.createIconBitmap(c, iconIndex, context); 3492 } 3493 // the fallback icon 3494 if (icon == null) { 3495 icon = mIconCache.getDefaultIcon(info.user); 3496 info.usingFallbackIcon = true; 3497 } 3498 break; 3499 case LauncherSettings.Favorites.ICON_TYPE_BITMAP: 3500 icon = Utilities.createIconBitmap(c, iconIndex, context); 3501 if (icon == null) { 3502 icon = mIconCache.getDefaultIcon(info.user); 3503 info.customIcon = false; 3504 info.usingFallbackIcon = true; 3505 } else { 3506 info.customIcon = true; 3507 } 3508 break; 3509 default: 3510 icon = mIconCache.getDefaultIcon(info.user); 3511 info.usingFallbackIcon = true; 3512 info.customIcon = false; 3513 break; 3514 } 3515 info.setIcon(icon); 3516 return info; 3517 } 3518 3519 ShortcutInfo infoFromShortcutIntent(Context context, Intent data) { 3520 Intent intent = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_INTENT); 3521 String name = data.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 3522 Parcelable bitmap = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON); 3523 3524 if (intent == null) { 3525 // If the intent is null, we can't construct a valid ShortcutInfo, so we return null 3526 Log.e(TAG, "Can't construct ShorcutInfo with null intent"); 3527 return null; 3528 } 3529 3530 Bitmap icon = null; 3531 boolean customIcon = false; 3532 ShortcutIconResource iconResource = null; 3533 3534 if (bitmap instanceof Bitmap) { 3535 icon = Utilities.createIconBitmap((Bitmap) bitmap, context); 3536 customIcon = true; 3537 } else { 3538 Parcelable extra = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE); 3539 if (extra instanceof ShortcutIconResource) { 3540 iconResource = (ShortcutIconResource) extra; 3541 icon = Utilities.createIconBitmap(iconResource.packageName, 3542 iconResource.resourceName, mIconCache, context); 3543 } 3544 } 3545 3546 final ShortcutInfo info = new ShortcutInfo(); 3547 3548 // Only support intents for current user for now. Intents sent from other 3549 // users wouldn't get here without intent forwarding anyway. 3550 info.user = UserHandleCompat.myUserHandle(); 3551 if (icon == null) { 3552 icon = mIconCache.getDefaultIcon(info.user); 3553 info.usingFallbackIcon = true; 3554 } 3555 info.setIcon(icon); 3556 3557 info.title = name; 3558 info.contentDescription = mUserManager.getBadgedLabelForUser( 3559 info.title.toString(), info.user); 3560 info.intent = intent; 3561 info.customIcon = customIcon; 3562 info.iconResource = iconResource; 3563 3564 return info; 3565 } 3566 3567 /** 3568 * Return an existing FolderInfo object if we have encountered this ID previously, 3569 * or make a new one. 3570 */ 3571 @Thunk static FolderInfo findOrMakeFolder(HashMap<Long, FolderInfo> folders, long id) { 3572 // See if a placeholder was created for us already 3573 FolderInfo folderInfo = folders.get(id); 3574 if (folderInfo == null) { 3575 // No placeholder -- create a new instance 3576 folderInfo = new FolderInfo(); 3577 folders.put(id, folderInfo); 3578 } 3579 return folderInfo; 3580 } 3581 3582 public static class WidgetAndShortcutNameComparator implements Comparator<Object> { 3583 private final AppWidgetManagerCompat mManager; 3584 private final PackageManager mPackageManager; 3585 private final HashMap<Object, String> mLabelCache; 3586 private final Collator mCollator; 3587 3588 public WidgetAndShortcutNameComparator(Context context) { 3589 mManager = AppWidgetManagerCompat.getInstance(context); 3590 mPackageManager = context.getPackageManager(); 3591 mLabelCache = new HashMap<Object, String>(); 3592 mCollator = Collator.getInstance(); 3593 } 3594 public final int compare(Object a, Object b) { 3595 String labelA, labelB; 3596 if (mLabelCache.containsKey(a)) { 3597 labelA = mLabelCache.get(a); 3598 } else { 3599 labelA = (a instanceof LauncherAppWidgetProviderInfo) 3600 ? mManager.loadLabel((LauncherAppWidgetProviderInfo) a) 3601 : ((ResolveInfo) a).loadLabel(mPackageManager).toString().trim(); 3602 mLabelCache.put(a, labelA); 3603 } 3604 if (mLabelCache.containsKey(b)) { 3605 labelB = mLabelCache.get(b); 3606 } else { 3607 labelB = (b instanceof LauncherAppWidgetProviderInfo) 3608 ? mManager.loadLabel((LauncherAppWidgetProviderInfo) b) 3609 : ((ResolveInfo) b).loadLabel(mPackageManager).toString().trim(); 3610 mLabelCache.put(b, labelB); 3611 } 3612 return mCollator.compare(labelA, labelB); 3613 } 3614 }; 3615 3616 static boolean isValidProvider(AppWidgetProviderInfo provider) { 3617 return (provider != null) && (provider.provider != null) 3618 && (provider.provider.getPackageName() != null); 3619 } 3620 3621 public void dumpState() { 3622 Log.d(TAG, "mCallbacks=" + mCallbacks); 3623 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.data", mBgAllAppsList.data); 3624 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.added", mBgAllAppsList.added); 3625 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.removed", mBgAllAppsList.removed); 3626 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.modified", mBgAllAppsList.modified); 3627 if (mLoaderTask != null) { 3628 mLoaderTask.dumpState(); 3629 } else { 3630 Log.d(TAG, "mLoaderTask=null"); 3631 } 3632 } 3633 3634 public Callbacks getCallback() { 3635 return mCallbacks != null ? mCallbacks.get() : null; 3636 } 3637 3638 /** 3639 * @return {@link FolderInfo} if its already loaded. 3640 */ 3641 public FolderInfo findFolderById(Long folderId) { 3642 synchronized (sBgLock) { 3643 return sBgFolders.get(folderId); 3644 } 3645 } 3646} 3647