LauncherModel.java revision 71b5c0b988a64b3a0613ded5403749bc537ee8a5
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.BitmapFactory; 40import android.graphics.Rect; 41import android.net.Uri; 42import android.os.Environment; 43import android.os.Handler; 44import android.os.HandlerThread; 45import android.os.Parcelable; 46import android.os.Process; 47import android.os.RemoteException; 48import android.os.SystemClock; 49import android.provider.BaseColumns; 50import android.text.TextUtils; 51import android.util.Log; 52import android.util.LongSparseArray; 53import android.util.Pair; 54 55import com.android.launcher3.compat.AppWidgetManagerCompat; 56import com.android.launcher3.compat.LauncherActivityInfoCompat; 57import com.android.launcher3.compat.LauncherAppsCompat; 58import com.android.launcher3.compat.PackageInstallerCompat; 59import com.android.launcher3.compat.PackageInstallerCompat.PackageInstallInfo; 60import com.android.launcher3.compat.UserHandleCompat; 61import com.android.launcher3.compat.UserManagerCompat; 62 63import java.lang.ref.WeakReference; 64import java.net.URISyntaxException; 65import java.security.InvalidParameterException; 66import java.text.Collator; 67import java.util.ArrayList; 68import java.util.Arrays; 69import java.util.Collection; 70import java.util.Collections; 71import java.util.Comparator; 72import java.util.HashMap; 73import java.util.HashSet; 74import java.util.Iterator; 75import java.util.List; 76import java.util.Map.Entry; 77import java.util.Set; 78import java.util.TreeMap; 79 80/** 81 * Maintains in-memory state of the Launcher. It is expected that there should be only one 82 * LauncherModel object held in a static. Also provide APIs for updating the database state 83 * for the Launcher. 84 */ 85public class LauncherModel extends BroadcastReceiver 86 implements LauncherAppsCompat.OnAppsChangedCallbackCompat { 87 static final boolean DEBUG_LOADERS = false; 88 private static final boolean DEBUG_RECEIVER = false; 89 private static final boolean REMOVE_UNRESTORED_ICONS = true; 90 private static final boolean ADD_MANAGED_PROFILE_SHORTCUTS = false; 91 92 static final String TAG = "Launcher.Model"; 93 94 // true = use a "More Apps" folder for non-workspace apps on upgrade 95 // false = strew non-workspace apps across the workspace on upgrade 96 public static final boolean UPGRADE_USE_MORE_APPS_FOLDER = false; 97 public static final int LOADER_FLAG_NONE = 0; 98 public static final int LOADER_FLAG_CLEAR_WORKSPACE = 1 << 0; 99 public static final int LOADER_FLAG_MIGRATE_SHORTCUTS = 1 << 1; 100 101 private static final int ITEMS_CHUNK = 6; // batch size for the workspace icons 102 private static final long INVALID_SCREEN_ID = -1L; 103 104 private final boolean mAppsCanBeOnRemoveableStorage; 105 private final boolean mOldContentProviderExists; 106 107 private final LauncherAppState mApp; 108 private final Object mLock = new Object(); 109 private DeferredHandler mHandler = new DeferredHandler(); 110 private LoaderTask mLoaderTask; 111 private boolean mIsLoaderTaskRunning; 112 113 /** 114 * Maintain a set of packages per user, for which we added a shortcut on the workspace. 115 */ 116 private static final String INSTALLED_SHORTCUTS_SET_PREFIX = "installed_shortcuts_set_for_user_"; 117 118 // Specific runnable types that are run on the main thread deferred handler, this allows us to 119 // clear all queued binding runnables when the Launcher activity is destroyed. 120 private static final int MAIN_THREAD_NORMAL_RUNNABLE = 0; 121 private static final int MAIN_THREAD_BINDING_RUNNABLE = 1; 122 123 private static final String MIGRATE_AUTHORITY = "com.android.launcher2.settings"; 124 125 private static final HandlerThread sWorkerThread = new HandlerThread("launcher-loader"); 126 static { 127 sWorkerThread.start(); 128 } 129 private static final Handler sWorker = new Handler(sWorkerThread.getLooper()); 130 131 // We start off with everything not loaded. After that, we assume that 132 // our monitoring of the package manager provides all updates and we never 133 // need to do a requery. These are only ever touched from the loader thread. 134 private boolean mWorkspaceLoaded; 135 private boolean mAllAppsLoaded; 136 137 // When we are loading pages synchronously, we can't just post the binding of items on the side 138 // pages as this delays the rotation process. Instead, we wait for a callback from the first 139 // draw (in Workspace) to initiate the binding of the remaining side pages. Any time we start 140 // a normal load, we also clear this set of Runnables. 141 static final ArrayList<Runnable> mDeferredBindRunnables = new ArrayList<Runnable>(); 142 143 private WeakReference<Callbacks> mCallbacks; 144 145 // < only access in worker thread > 146 AllAppsList mBgAllAppsList; 147 148 // The lock that must be acquired before referencing any static bg data structures. Unlike 149 // other locks, this one can generally be held long-term because we never expect any of these 150 // static data structures to be referenced outside of the worker thread except on the first 151 // load after configuration change. 152 static final Object sBgLock = new Object(); 153 154 // sBgItemsIdMap maps *all* the ItemInfos (shortcuts, folders, and widgets) created by 155 // LauncherModel to their ids 156 static final HashMap<Long, ItemInfo> sBgItemsIdMap = new HashMap<Long, ItemInfo>(); 157 158 // sBgWorkspaceItems is passed to bindItems, which expects a list of all folders and shortcuts 159 // created by LauncherModel that are directly on the home screen (however, no widgets or 160 // shortcuts within folders). 161 static final ArrayList<ItemInfo> sBgWorkspaceItems = new ArrayList<ItemInfo>(); 162 163 // sBgAppWidgets is all LauncherAppWidgetInfo created by LauncherModel. Passed to bindAppWidget() 164 static final ArrayList<LauncherAppWidgetInfo> sBgAppWidgets = 165 new ArrayList<LauncherAppWidgetInfo>(); 166 167 // sBgFolders is all FolderInfos created by LauncherModel. Passed to bindFolders() 168 static final HashMap<Long, FolderInfo> sBgFolders = new HashMap<Long, FolderInfo>(); 169 170 // sBgDbIconCache is the set of ItemInfos that need to have their icons updated in the database 171 static final HashMap<Object, byte[]> sBgDbIconCache = new HashMap<Object, byte[]>(); 172 173 // sBgWorkspaceScreens is the ordered set of workspace screens. 174 static final ArrayList<Long> sBgWorkspaceScreens = new ArrayList<Long>(); 175 176 // sBgWidgetProviders is the set of widget providers including custom internal widgets 177 public static HashMap<ComponentName, LauncherAppWidgetProviderInfo> sBgWidgetProviders; 178 public static boolean sWidgetProvidersDirty; 179 180 // sPendingPackages is a set of packages which could be on sdcard and are not available yet 181 static final HashMap<UserHandleCompat, HashSet<String>> sPendingPackages = 182 new HashMap<UserHandleCompat, HashSet<String>>(); 183 184 // </ only access in worker thread > 185 186 private IconCache mIconCache; 187 188 protected int mPreviousConfigMcc; 189 190 private final LauncherAppsCompat mLauncherApps; 191 private final UserManagerCompat mUserManager; 192 193 public interface Callbacks { 194 public boolean setLoadOnResume(); 195 public int getCurrentWorkspaceScreen(); 196 public void startBinding(); 197 public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end, 198 boolean forceAnimateIcons); 199 public void bindScreens(ArrayList<Long> orderedScreenIds); 200 public void bindAddScreens(ArrayList<Long> orderedScreenIds); 201 public void bindFolders(HashMap<Long,FolderInfo> folders); 202 public void finishBindingItems(boolean upgradePath); 203 public void bindAppWidget(LauncherAppWidgetInfo info); 204 public void bindAllApplications(ArrayList<AppInfo> apps); 205 public void bindAppsAdded(ArrayList<Long> newScreens, 206 ArrayList<ItemInfo> addNotAnimated, 207 ArrayList<ItemInfo> addAnimated, 208 ArrayList<AppInfo> addedApps); 209 public void bindAppsUpdated(ArrayList<AppInfo> apps); 210 public void bindShortcutsChanged(ArrayList<ShortcutInfo> updated, 211 ArrayList<ShortcutInfo> removed, UserHandleCompat user); 212 public void bindWidgetsRestored(ArrayList<LauncherAppWidgetInfo> widgets); 213 public void updatePackageState(ArrayList<PackageInstallInfo> installInfo); 214 public void updatePackageBadge(String packageName); 215 public void bindComponentsRemoved(ArrayList<String> packageNames, 216 ArrayList<AppInfo> appInfos, UserHandleCompat user, int reason); 217 public void bindPackagesUpdated(ArrayList<Object> widgetsAndShortcuts); 218 public void bindSearchablesChanged(); 219 public boolean isAllAppsButtonRank(int rank); 220 public void onPageBoundSynchronously(int page); 221 public void dumpLogsToLocalData(); 222 public void bindAddPendingItem(PendingAddItemInfo info, long container, long screenId, 223 int[] cell, int spanX, int spanY); 224 } 225 226 public interface ItemInfoFilter { 227 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn); 228 } 229 230 public interface ScreenPosProvider { 231 int getScreenIndex(ArrayList<Long> screenIDs); 232 } 233 234 LauncherModel(LauncherAppState app, IconCache iconCache, AppFilter appFilter) { 235 Context context = app.getContext(); 236 237 mAppsCanBeOnRemoveableStorage = Environment.isExternalStorageRemovable(); 238 String oldProvider = context.getString(R.string.old_launcher_provider_uri); 239 // This may be the same as MIGRATE_AUTHORITY, or it may be replaced by a different 240 // resource string. 241 String redirectAuthority = Uri.parse(oldProvider).getAuthority(); 242 ProviderInfo providerInfo = 243 context.getPackageManager().resolveContentProvider(MIGRATE_AUTHORITY, 0); 244 ProviderInfo redirectProvider = 245 context.getPackageManager().resolveContentProvider(redirectAuthority, 0); 246 247 Log.d(TAG, "Old launcher provider: " + oldProvider); 248 mOldContentProviderExists = (providerInfo != null) && (redirectProvider != null); 249 250 if (mOldContentProviderExists) { 251 Log.d(TAG, "Old launcher provider exists."); 252 } else { 253 Log.d(TAG, "Old launcher provider does not exist."); 254 } 255 256 mApp = app; 257 mBgAllAppsList = new AllAppsList(iconCache, appFilter); 258 mIconCache = iconCache; 259 260 final Resources res = context.getResources(); 261 Configuration config = res.getConfiguration(); 262 mPreviousConfigMcc = config.mcc; 263 mLauncherApps = LauncherAppsCompat.getInstance(context); 264 mUserManager = UserManagerCompat.getInstance(context); 265 } 266 267 /** Runs the specified runnable immediately if called from the main thread, otherwise it is 268 * posted on the main thread handler. */ 269 private void runOnMainThread(Runnable r) { 270 runOnMainThread(r, 0); 271 } 272 private void runOnMainThread(Runnable r, int type) { 273 if (sWorkerThread.getThreadId() == Process.myTid()) { 274 // If we are on the worker thread, post onto the main handler 275 mHandler.post(r); 276 } else { 277 r.run(); 278 } 279 } 280 281 /** Runs the specified runnable immediately if called from the worker thread, otherwise it is 282 * posted on the worker thread handler. */ 283 private static void runOnWorkerThread(Runnable r) { 284 if (sWorkerThread.getThreadId() == Process.myTid()) { 285 r.run(); 286 } else { 287 // If we are not on the worker thread, then post to the worker handler 288 sWorker.post(r); 289 } 290 } 291 292 boolean canMigrateFromOldLauncherDb(Launcher launcher) { 293 return mOldContentProviderExists && !launcher.isLauncherPreinstalled() ; 294 } 295 296 public void setPackageState(final ArrayList<PackageInstallInfo> installInfo) { 297 // Process the updated package state 298 Runnable r = new Runnable() { 299 public void run() { 300 Callbacks callbacks = getCallback(); 301 if (callbacks != null) { 302 callbacks.updatePackageState(installInfo); 303 } 304 } 305 }; 306 mHandler.post(r); 307 } 308 309 public void updatePackageBadge(final String packageName) { 310 // Process the updated package badge 311 Runnable r = new Runnable() { 312 public void run() { 313 Callbacks callbacks = getCallback(); 314 if (callbacks != null) { 315 callbacks.updatePackageBadge(packageName); 316 } 317 } 318 }; 319 mHandler.post(r); 320 } 321 322 public void addAppsToAllApps(final Context ctx, final ArrayList<AppInfo> allAppsApps) { 323 final Callbacks callbacks = getCallback(); 324 325 if (allAppsApps == null) { 326 throw new RuntimeException("allAppsApps must not be null"); 327 } 328 if (allAppsApps.isEmpty()) { 329 return; 330 } 331 332 // Process the newly added applications and add them to the database first 333 Runnable r = new Runnable() { 334 public void run() { 335 runOnMainThread(new Runnable() { 336 public void run() { 337 Callbacks cb = getCallback(); 338 if (callbacks == cb && cb != null) { 339 callbacks.bindAppsAdded(null, null, null, allAppsApps); 340 } 341 } 342 }); 343 } 344 }; 345 runOnWorkerThread(r); 346 } 347 348 public void addAndBindAddedWorkspaceApps(final Context context, 349 final ArrayList<ItemInfo> workspaceApps) { 350 addAndBindAddedWorkspaceApps(context, workspaceApps, 351 new ScreenPosProvider() { 352 353 @Override 354 public int getScreenIndex(ArrayList<Long> screenIDs) { 355 return screenIDs.isEmpty() ? 0 : 1; 356 } 357 }, 1, false); 358 } 359 360 private static boolean findNextAvailableIconSpaceInScreen(ArrayList<Rect> occupiedPos, 361 int[] xy, int spanX, int spanY) { 362 LauncherAppState app = LauncherAppState.getInstance(); 363 DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); 364 final int xCount = (int) grid.numColumns; 365 final int yCount = (int) grid.numRows; 366 boolean[][] occupied = new boolean[xCount][yCount]; 367 if (occupiedPos != null) { 368 for (Rect r : occupiedPos) { 369 for (int x = r.left; 0 <= x && x < r.right && x < xCount; x++) { 370 for (int y = r.top; 0 <= y && y < r.bottom && y < yCount; y++) { 371 occupied[x][y] = true; 372 } 373 } 374 } 375 } 376 return CellLayout.findVacantCell(xy, spanX, spanY, xCount, yCount, occupied); 377 } 378 379 /** 380 * Find a position on the screen for the given size or adds a new screen. 381 * @return screenId and the coordinates for the item. 382 */ 383 private static Pair<Long, int[]> findSpaceForItem( 384 Context context, 385 ScreenPosProvider preferredScreen, 386 int fallbackStartScreen, 387 ArrayList<Long> workspaceScreens, 388 ArrayList<Long> addedWorkspaceScreensFinal, 389 int spanX, int spanY) { 390 // Load position of items which are on the desktop. We can't use sBgItemsIdMap because 391 // loadWorkspace() may not have been called. 392 final ContentResolver cr = context.getContentResolver(); 393 Cursor c = cr.query(LauncherSettings.Favorites.CONTENT_URI, 394 new String[] { 395 LauncherSettings.Favorites.SCREEN, 396 LauncherSettings.Favorites.CELLX, 397 LauncherSettings.Favorites.CELLY, 398 LauncherSettings.Favorites.SPANX, 399 LauncherSettings.Favorites.SPANY, 400 LauncherSettings.Favorites.CONTAINER 401 }, 402 "container=?", 403 new String[] { Integer.toString(LauncherSettings.Favorites.CONTAINER_DESKTOP) }, 404 null); 405 406 final int screenIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SCREEN); 407 final int cellXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLX); 408 final int cellYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLY); 409 final int spanXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SPANX); 410 final int spanYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SPANY); 411 LongSparseArray<ArrayList<Rect>> screenItems = new LongSparseArray<ArrayList<Rect>>(); 412 try { 413 while (c.moveToNext()) { 414 Rect rect = new Rect(); 415 rect.left = c.getInt(cellXIndex); 416 rect.top = c.getInt(cellYIndex); 417 rect.right = rect.left + Math.max(1, c.getInt(spanXIndex)); 418 rect.bottom = rect.top + Math.max(1, c.getInt(spanYIndex)); 419 420 long screenId = c.getInt(screenIndex); 421 ArrayList<Rect> items = screenItems.get(screenId); 422 if (items == null) { 423 items = new ArrayList<Rect>(); 424 screenItems.put(screenId, items); 425 } 426 items.add(rect); 427 } 428 } catch (Exception e) { 429 screenItems.clear(); 430 } finally { 431 c.close(); 432 } 433 434 // Find appropriate space for the item. 435 long screenId = 0; 436 int[] cordinates = new int[2]; 437 boolean found = false; 438 439 int screenCount = workspaceScreens.size(); 440 // First check the preferred screen. 441 int preferredScreenIndex = preferredScreen.getScreenIndex(workspaceScreens); 442 if (preferredScreenIndex < screenCount) { 443 screenId = workspaceScreens.get(preferredScreenIndex); 444 found = findNextAvailableIconSpaceInScreen( 445 screenItems.get(screenId), cordinates, spanX, spanY); 446 } 447 448 if (!found) { 449 // Search on any of the screens. 450 for (int screen = fallbackStartScreen; screen < screenCount; screen++) { 451 screenId = workspaceScreens.get(screen); 452 if (findNextAvailableIconSpaceInScreen( 453 screenItems.get(screenId), cordinates, spanX, spanY)) { 454 // We found a space for it 455 found = true; 456 break; 457 } 458 } 459 } 460 461 if (!found) { 462 // Still no position found. Add a new screen to the end. 463 screenId = LauncherAppState.getLauncherProvider().generateNewScreenId(); 464 465 // Save the screen id for binding in the workspace 466 workspaceScreens.add(screenId); 467 addedWorkspaceScreensFinal.add(screenId); 468 469 // If we still can't find an empty space, then God help us all!!! 470 if (!findNextAvailableIconSpaceInScreen( 471 screenItems.get(screenId), cordinates, spanX, spanY)) { 472 throw new RuntimeException("Can't find space to add the item"); 473 } 474 } 475 return Pair.create(screenId, cordinates); 476 } 477 478 /** 479 * Adds the provided items to the workspace. 480 * @param preferredScreen the screen where we should try to add the app first 481 * @param fallbackStartScreen the screen to start search for empty space if 482 * preferredScreen is not available. 483 */ 484 public void addAndBindPendingItem( 485 final Context context, 486 final PendingAddItemInfo addInfo, 487 final ScreenPosProvider preferredScreen, 488 final int fallbackStartScreen) { 489 final Callbacks callbacks = getCallback(); 490 // Process the newly added applications and add them to the database first 491 Runnable r = new Runnable() { 492 public void run() { 493 final ArrayList<Long> addedWorkspaceScreensFinal = new ArrayList<Long>(); 494 495 ArrayList<Long> workspaceScreens = new ArrayList<Long>(); 496 TreeMap<Integer, Long> orderedScreens = loadWorkspaceScreensDb(context); 497 for (Integer i : orderedScreens.keySet()) { 498 long screenId = orderedScreens.get(i); 499 workspaceScreens.add(screenId); 500 } 501 502 // Find appropriate space for the item. 503 Pair<Long, int[]> coords = findSpaceForItem(context, preferredScreen, 504 fallbackStartScreen, workspaceScreens, addedWorkspaceScreensFinal, 505 addInfo.spanX, 506 addInfo.spanY); 507 final long screenId = coords.first; 508 final int[] cordinates = coords.second; 509 510 // Update the workspace screens 511 updateWorkspaceScreenOrder(context, workspaceScreens); 512 runOnMainThread(new Runnable() { 513 public void run() { 514 Callbacks cb = getCallback(); 515 if (callbacks == cb && cb != null) { 516 cb.bindAddScreens(addedWorkspaceScreensFinal); 517 cb.bindAddPendingItem(addInfo, 518 LauncherSettings.Favorites.CONTAINER_DESKTOP, 519 screenId, cordinates, addInfo.spanX, addInfo.spanY); 520 } 521 } 522 }); 523 } 524 }; 525 runOnWorkerThread(r); 526 } 527 528 /** 529 * Adds the provided items to the workspace. 530 * @param preferredScreen the screen where we should try to add the app first 531 * @param fallbackStartScreen the screen to start search for empty space if 532 * preferredScreen is not available. 533 */ 534 public void addAndBindAddedWorkspaceApps(final Context context, 535 final ArrayList<ItemInfo> workspaceApps, 536 final ScreenPosProvider preferredScreen, 537 final int fallbackStartScreen, 538 final boolean allowDuplicate) { 539 final Callbacks callbacks = getCallback(); 540 if (workspaceApps.isEmpty()) { 541 return; 542 } 543 // Process the newly added applications and add them to the database first 544 Runnable r = new Runnable() { 545 public void run() { 546 final ArrayList<ItemInfo> addedShortcutsFinal = new ArrayList<ItemInfo>(); 547 final ArrayList<Long> addedWorkspaceScreensFinal = new ArrayList<Long>(); 548 549 // Get the list of workspace screens. We need to append to this list and 550 // can not use sBgWorkspaceScreens because loadWorkspace() may not have been 551 // called. 552 ArrayList<Long> workspaceScreens = new ArrayList<Long>(); 553 TreeMap<Integer, Long> orderedScreens = loadWorkspaceScreensDb(context); 554 for (Integer i : orderedScreens.keySet()) { 555 long screenId = orderedScreens.get(i); 556 workspaceScreens.add(screenId); 557 } 558 559 synchronized(sBgLock) { 560 for (ItemInfo item : workspaceApps) { 561 if (!allowDuplicate) { 562 // Short-circuit this logic if the icon exists somewhere on the workspace 563 if (shortcutExists(context, item.title.toString(), 564 item.getIntent(), item.user)) { 565 continue; 566 } 567 } 568 569 // Find appropriate space for the item. 570 Pair<Long, int[]> coords = findSpaceForItem(context, preferredScreen, 571 fallbackStartScreen, workspaceScreens, addedWorkspaceScreensFinal, 572 1, 1); 573 long screenId = coords.first; 574 int[] cordinates = coords.second; 575 576 ShortcutInfo shortcutInfo; 577 if (item instanceof ShortcutInfo) { 578 shortcutInfo = (ShortcutInfo) item; 579 } else if (item instanceof AppInfo) { 580 shortcutInfo = ((AppInfo) item).makeShortcut(); 581 } else { 582 throw new RuntimeException("Unexpected info type"); 583 } 584 585 // Add the shortcut to the db 586 addItemToDatabase(context, shortcutInfo, 587 LauncherSettings.Favorites.CONTAINER_DESKTOP, 588 screenId, cordinates[0], cordinates[1], false); 589 // Save the ShortcutInfo for binding in the workspace 590 addedShortcutsFinal.add(shortcutInfo); 591 } 592 } 593 594 // Update the workspace screens 595 updateWorkspaceScreenOrder(context, workspaceScreens); 596 597 if (!addedShortcutsFinal.isEmpty()) { 598 runOnMainThread(new Runnable() { 599 public void run() { 600 Callbacks cb = getCallback(); 601 if (callbacks == cb && cb != null) { 602 final ArrayList<ItemInfo> addAnimated = new ArrayList<ItemInfo>(); 603 final ArrayList<ItemInfo> addNotAnimated = new ArrayList<ItemInfo>(); 604 if (!addedShortcutsFinal.isEmpty()) { 605 ItemInfo info = addedShortcutsFinal.get(addedShortcutsFinal.size() - 1); 606 long lastScreenId = info.screenId; 607 for (ItemInfo i : addedShortcutsFinal) { 608 if (i.screenId == lastScreenId) { 609 addAnimated.add(i); 610 } else { 611 addNotAnimated.add(i); 612 } 613 } 614 } 615 callbacks.bindAppsAdded(addedWorkspaceScreensFinal, 616 addNotAnimated, addAnimated, null); 617 } 618 } 619 }); 620 } 621 } 622 }; 623 runOnWorkerThread(r); 624 } 625 626 public void unbindItemInfosAndClearQueuedBindRunnables() { 627 if (sWorkerThread.getThreadId() == Process.myTid()) { 628 throw new RuntimeException("Expected unbindLauncherItemInfos() to be called from the " + 629 "main thread"); 630 } 631 632 // Clear any deferred bind runnables 633 synchronized (mDeferredBindRunnables) { 634 mDeferredBindRunnables.clear(); 635 } 636 // Remove any queued bind runnables 637 mHandler.cancelAllRunnablesOfType(MAIN_THREAD_BINDING_RUNNABLE); 638 // Unbind all the workspace items 639 unbindWorkspaceItemsOnMainThread(); 640 } 641 642 /** Unbinds all the sBgWorkspaceItems and sBgAppWidgets on the main thread */ 643 void unbindWorkspaceItemsOnMainThread() { 644 // Ensure that we don't use the same workspace items data structure on the main thread 645 // by making a copy of workspace items first. 646 final ArrayList<ItemInfo> tmpWorkspaceItems = new ArrayList<ItemInfo>(); 647 final ArrayList<ItemInfo> tmpAppWidgets = new ArrayList<ItemInfo>(); 648 synchronized (sBgLock) { 649 tmpWorkspaceItems.addAll(sBgWorkspaceItems); 650 tmpAppWidgets.addAll(sBgAppWidgets); 651 } 652 Runnable r = new Runnable() { 653 @Override 654 public void run() { 655 for (ItemInfo item : tmpWorkspaceItems) { 656 item.unbind(); 657 } 658 for (ItemInfo item : tmpAppWidgets) { 659 item.unbind(); 660 } 661 } 662 }; 663 runOnMainThread(r); 664 } 665 666 /** 667 * Adds an item to the DB if it was not created previously, or move it to a new 668 * <container, screen, cellX, cellY> 669 */ 670 static void addOrMoveItemInDatabase(Context context, ItemInfo item, long container, 671 long screenId, int cellX, int cellY) { 672 if (item.container == ItemInfo.NO_ID) { 673 // From all apps 674 addItemToDatabase(context, item, container, screenId, cellX, cellY, false); 675 } else { 676 // From somewhere else 677 moveItemInDatabase(context, item, container, screenId, cellX, cellY); 678 } 679 } 680 681 static void checkItemInfoLocked( 682 final long itemId, final ItemInfo item, StackTraceElement[] stackTrace) { 683 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 684 if (modelItem != null && item != modelItem) { 685 // check all the data is consistent 686 if (modelItem instanceof ShortcutInfo && item instanceof ShortcutInfo) { 687 ShortcutInfo modelShortcut = (ShortcutInfo) modelItem; 688 ShortcutInfo shortcut = (ShortcutInfo) item; 689 if (modelShortcut.title.toString().equals(shortcut.title.toString()) && 690 modelShortcut.intent.filterEquals(shortcut.intent) && 691 modelShortcut.id == shortcut.id && 692 modelShortcut.itemType == shortcut.itemType && 693 modelShortcut.container == shortcut.container && 694 modelShortcut.screenId == shortcut.screenId && 695 modelShortcut.cellX == shortcut.cellX && 696 modelShortcut.cellY == shortcut.cellY && 697 modelShortcut.spanX == shortcut.spanX && 698 modelShortcut.spanY == shortcut.spanY && 699 ((modelShortcut.dropPos == null && shortcut.dropPos == null) || 700 (modelShortcut.dropPos != null && 701 shortcut.dropPos != null && 702 modelShortcut.dropPos[0] == shortcut.dropPos[0] && 703 modelShortcut.dropPos[1] == shortcut.dropPos[1]))) { 704 // For all intents and purposes, this is the same object 705 return; 706 } 707 } 708 709 // the modelItem needs to match up perfectly with item if our model is 710 // to be consistent with the database-- for now, just require 711 // modelItem == item or the equality check above 712 String msg = "item: " + ((item != null) ? item.toString() : "null") + 713 "modelItem: " + 714 ((modelItem != null) ? modelItem.toString() : "null") + 715 "Error: ItemInfo passed to checkItemInfo doesn't match original"; 716 RuntimeException e = new RuntimeException(msg); 717 if (stackTrace != null) { 718 e.setStackTrace(stackTrace); 719 } 720 throw e; 721 } 722 } 723 724 static void checkItemInfo(final ItemInfo item) { 725 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 726 final long itemId = item.id; 727 Runnable r = new Runnable() { 728 public void run() { 729 synchronized (sBgLock) { 730 checkItemInfoLocked(itemId, item, stackTrace); 731 } 732 } 733 }; 734 runOnWorkerThread(r); 735 } 736 737 static void updateItemInDatabaseHelper(Context context, final ContentValues values, 738 final ItemInfo item, final String callingFunction) { 739 final long itemId = item.id; 740 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId, false); 741 final ContentResolver cr = context.getContentResolver(); 742 743 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 744 Runnable r = new Runnable() { 745 public void run() { 746 cr.update(uri, values, null, null); 747 updateItemArrays(item, itemId, stackTrace); 748 } 749 }; 750 runOnWorkerThread(r); 751 } 752 753 static void updateItemsInDatabaseHelper(Context context, final ArrayList<ContentValues> valuesList, 754 final ArrayList<ItemInfo> items, final String callingFunction) { 755 final ContentResolver cr = context.getContentResolver(); 756 757 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 758 Runnable r = new Runnable() { 759 public void run() { 760 ArrayList<ContentProviderOperation> ops = 761 new ArrayList<ContentProviderOperation>(); 762 int count = items.size(); 763 for (int i = 0; i < count; i++) { 764 ItemInfo item = items.get(i); 765 final long itemId = item.id; 766 final Uri uri = LauncherSettings.Favorites.getContentUri(itemId, false); 767 ContentValues values = valuesList.get(i); 768 769 ops.add(ContentProviderOperation.newUpdate(uri).withValues(values).build()); 770 updateItemArrays(item, itemId, stackTrace); 771 772 } 773 try { 774 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 775 } catch (Exception e) { 776 e.printStackTrace(); 777 } 778 } 779 }; 780 runOnWorkerThread(r); 781 } 782 783 static void updateItemArrays(ItemInfo item, long itemId, StackTraceElement[] stackTrace) { 784 // Lock on mBgLock *after* the db operation 785 synchronized (sBgLock) { 786 checkItemInfoLocked(itemId, item, stackTrace); 787 788 if (item.container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 789 item.container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 790 // Item is in a folder, make sure this folder exists 791 if (!sBgFolders.containsKey(item.container)) { 792 // An items container is being set to a that of an item which is not in 793 // the list of Folders. 794 String msg = "item: " + item + " container being set to: " + 795 item.container + ", not in the list of folders"; 796 Log.e(TAG, msg); 797 } 798 } 799 800 // Items are added/removed from the corresponding FolderInfo elsewhere, such 801 // as in Workspace.onDrop. Here, we just add/remove them from the list of items 802 // that are on the desktop, as appropriate 803 ItemInfo modelItem = sBgItemsIdMap.get(itemId); 804 if (modelItem != null && 805 (modelItem.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 806 modelItem.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT)) { 807 switch (modelItem.itemType) { 808 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 809 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 810 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 811 if (!sBgWorkspaceItems.contains(modelItem)) { 812 sBgWorkspaceItems.add(modelItem); 813 } 814 break; 815 default: 816 break; 817 } 818 } else { 819 sBgWorkspaceItems.remove(modelItem); 820 } 821 } 822 } 823 824 /** 825 * Move an item in the DB to a new <container, screen, cellX, cellY> 826 */ 827 static void moveItemInDatabase(Context context, final ItemInfo item, final long container, 828 final long screenId, final int cellX, final int cellY) { 829 item.container = container; 830 item.cellX = cellX; 831 item.cellY = cellY; 832 833 // We store hotseat items in canonical form which is this orientation invariant position 834 // in the hotseat 835 if (context instanceof Launcher && screenId < 0 && 836 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 837 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 838 } else { 839 item.screenId = screenId; 840 } 841 842 final ContentValues values = new ContentValues(); 843 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 844 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 845 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 846 values.put(LauncherSettings.Favorites.RANK, item.rank); 847 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 848 849 updateItemInDatabaseHelper(context, values, item, "moveItemInDatabase"); 850 } 851 852 /** 853 * Move items in the DB to a new <container, screen, cellX, cellY>. We assume that the 854 * cellX, cellY have already been updated on the ItemInfos. 855 */ 856 static void moveItemsInDatabase(Context context, final ArrayList<ItemInfo> items, 857 final long container, final int screen) { 858 859 ArrayList<ContentValues> contentValues = new ArrayList<ContentValues>(); 860 int count = items.size(); 861 862 for (int i = 0; i < count; i++) { 863 ItemInfo item = items.get(i); 864 item.container = container; 865 866 // We store hotseat items in canonical form which is this orientation invariant position 867 // in the hotseat 868 if (context instanceof Launcher && screen < 0 && 869 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 870 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(item.cellX, 871 item.cellY); 872 } else { 873 item.screenId = screen; 874 } 875 876 final ContentValues values = new ContentValues(); 877 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 878 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 879 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 880 values.put(LauncherSettings.Favorites.RANK, item.rank); 881 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 882 883 contentValues.add(values); 884 } 885 updateItemsInDatabaseHelper(context, contentValues, items, "moveItemInDatabase"); 886 } 887 888 /** 889 * Move and/or resize item in the DB to a new <container, screen, cellX, cellY, spanX, spanY> 890 */ 891 static void modifyItemInDatabase(Context context, final ItemInfo item, final long container, 892 final long screenId, final int cellX, final int cellY, final int spanX, final int spanY) { 893 item.container = container; 894 item.cellX = cellX; 895 item.cellY = cellY; 896 item.spanX = spanX; 897 item.spanY = spanY; 898 899 // We store hotseat items in canonical form which is this orientation invariant position 900 // in the hotseat 901 if (context instanceof Launcher && screenId < 0 && 902 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 903 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 904 } else { 905 item.screenId = screenId; 906 } 907 908 final ContentValues values = new ContentValues(); 909 values.put(LauncherSettings.Favorites.CONTAINER, item.container); 910 values.put(LauncherSettings.Favorites.CELLX, item.cellX); 911 values.put(LauncherSettings.Favorites.CELLY, item.cellY); 912 values.put(LauncherSettings.Favorites.RANK, item.rank); 913 values.put(LauncherSettings.Favorites.SPANX, item.spanX); 914 values.put(LauncherSettings.Favorites.SPANY, item.spanY); 915 values.put(LauncherSettings.Favorites.SCREEN, item.screenId); 916 917 updateItemInDatabaseHelper(context, values, item, "modifyItemInDatabase"); 918 } 919 920 /** 921 * Update an item to the database in a specified container. 922 */ 923 static void updateItemInDatabase(Context context, final ItemInfo item) { 924 final ContentValues values = new ContentValues(); 925 item.onAddToDatabase(context, values); 926 updateItemInDatabaseHelper(context, values, item, "updateItemInDatabase"); 927 } 928 929 /** 930 * Returns true if the shortcuts already exists in the database. 931 * we identify a shortcut by its title and intent. 932 */ 933 static boolean shortcutExists(Context context, String title, Intent intent, 934 UserHandleCompat user) { 935 final ContentResolver cr = context.getContentResolver(); 936 final Intent intentWithPkg, intentWithoutPkg; 937 938 if (intent.getComponent() != null) { 939 // If component is not null, an intent with null package will produce 940 // the same result and should also be a match. 941 if (intent.getPackage() != null) { 942 intentWithPkg = intent; 943 intentWithoutPkg = new Intent(intent).setPackage(null); 944 } else { 945 intentWithPkg = new Intent(intent).setPackage( 946 intent.getComponent().getPackageName()); 947 intentWithoutPkg = intent; 948 } 949 } else { 950 intentWithPkg = intent; 951 intentWithoutPkg = intent; 952 } 953 String userSerial = Long.toString(UserManagerCompat.getInstance(context) 954 .getSerialNumberForUser(user)); 955 Cursor c = cr.query(LauncherSettings.Favorites.CONTENT_URI, 956 new String[] { "title", "intent", "profileId" }, 957 "title=? and (intent=? or intent=?) and profileId=?", 958 new String[] { title, intentWithPkg.toUri(0), intentWithoutPkg.toUri(0), userSerial }, 959 null); 960 try { 961 return c.moveToFirst(); 962 } finally { 963 c.close(); 964 } 965 } 966 967 /** 968 * Find a folder in the db, creating the FolderInfo if necessary, and adding it to folderList. 969 */ 970 FolderInfo getFolderById(Context context, HashMap<Long,FolderInfo> folderList, long id) { 971 final ContentResolver cr = context.getContentResolver(); 972 Cursor c = cr.query(LauncherSettings.Favorites.CONTENT_URI, null, 973 "_id=? and (itemType=? or itemType=?)", 974 new String[] { String.valueOf(id), 975 String.valueOf(LauncherSettings.Favorites.ITEM_TYPE_FOLDER)}, null); 976 977 try { 978 if (c.moveToFirst()) { 979 final int itemTypeIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ITEM_TYPE); 980 final int titleIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.TITLE); 981 final int containerIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CONTAINER); 982 final int screenIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.SCREEN); 983 final int cellXIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLX); 984 final int cellYIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.CELLY); 985 986 FolderInfo folderInfo = null; 987 switch (c.getInt(itemTypeIndex)) { 988 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 989 folderInfo = findOrMakeFolder(folderList, id); 990 break; 991 } 992 993 folderInfo.title = c.getString(titleIndex); 994 folderInfo.id = id; 995 folderInfo.container = c.getInt(containerIndex); 996 folderInfo.screenId = c.getInt(screenIndex); 997 folderInfo.cellX = c.getInt(cellXIndex); 998 folderInfo.cellY = c.getInt(cellYIndex); 999 1000 return folderInfo; 1001 } 1002 } finally { 1003 c.close(); 1004 } 1005 1006 return null; 1007 } 1008 1009 /** 1010 * Add an item to the database in a specified container. Sets the container, screen, cellX and 1011 * cellY fields of the item. Also assigns an ID to the item. 1012 */ 1013 static void addItemToDatabase(Context context, final ItemInfo item, final long container, 1014 final long screenId, final int cellX, final int cellY, final boolean notify) { 1015 item.container = container; 1016 item.cellX = cellX; 1017 item.cellY = cellY; 1018 // We store hotseat items in canonical form which is this orientation invariant position 1019 // in the hotseat 1020 if (context instanceof Launcher && screenId < 0 && 1021 container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1022 item.screenId = ((Launcher) context).getHotseat().getOrderInHotseat(cellX, cellY); 1023 } else { 1024 item.screenId = screenId; 1025 } 1026 1027 final ContentValues values = new ContentValues(); 1028 final ContentResolver cr = context.getContentResolver(); 1029 item.onAddToDatabase(context, values); 1030 1031 item.id = LauncherAppState.getLauncherProvider().generateNewItemId(); 1032 values.put(LauncherSettings.Favorites._ID, item.id); 1033 1034 final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); 1035 Runnable r = new Runnable() { 1036 public void run() { 1037 cr.insert(notify ? LauncherSettings.Favorites.CONTENT_URI : 1038 LauncherSettings.Favorites.CONTENT_URI_NO_NOTIFICATION, values); 1039 1040 // Lock on mBgLock *after* the db operation 1041 synchronized (sBgLock) { 1042 checkItemInfoLocked(item.id, item, stackTrace); 1043 sBgItemsIdMap.put(item.id, item); 1044 switch (item.itemType) { 1045 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1046 sBgFolders.put(item.id, (FolderInfo) item); 1047 // Fall through 1048 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1049 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1050 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP || 1051 item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1052 sBgWorkspaceItems.add(item); 1053 } else { 1054 if (!sBgFolders.containsKey(item.container)) { 1055 // Adding an item to a folder that doesn't exist. 1056 String msg = "adding item: " + item + " to a folder that " + 1057 " doesn't exist"; 1058 Log.e(TAG, msg); 1059 } 1060 } 1061 break; 1062 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1063 sBgAppWidgets.add((LauncherAppWidgetInfo) item); 1064 break; 1065 } 1066 } 1067 } 1068 }; 1069 runOnWorkerThread(r); 1070 } 1071 1072 /** 1073 * Creates a new unique child id, for a given cell span across all layouts. 1074 */ 1075 static int getCellLayoutChildId( 1076 long container, long screen, int localCellX, int localCellY, int spanX, int spanY) { 1077 return (((int) container & 0xFF) << 24) 1078 | ((int) screen & 0xFF) << 16 | (localCellX & 0xFF) << 8 | (localCellY & 0xFF); 1079 } 1080 1081 private static ArrayList<ItemInfo> getItemsByPackageName( 1082 final String pn, final UserHandleCompat user) { 1083 ItemInfoFilter filter = new ItemInfoFilter() { 1084 @Override 1085 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 1086 return cn.getPackageName().equals(pn) && info.user.equals(user); 1087 } 1088 }; 1089 return filterItemInfos(sBgItemsIdMap.values(), filter); 1090 } 1091 1092 /** 1093 * Removes all the items from the database corresponding to the specified package. 1094 */ 1095 static void deletePackageFromDatabase(Context context, final String pn, 1096 final UserHandleCompat user) { 1097 deleteItemsFromDatabase(context, getItemsByPackageName(pn, user)); 1098 } 1099 1100 /** 1101 * Removes the specified item from the database 1102 * @param context 1103 * @param item 1104 */ 1105 static void deleteItemFromDatabase(Context context, final ItemInfo item) { 1106 ArrayList<ItemInfo> items = new ArrayList<ItemInfo>(); 1107 items.add(item); 1108 deleteItemsFromDatabase(context, items); 1109 } 1110 1111 /** 1112 * Removes the specified items from the database 1113 * @param context 1114 * @param item 1115 */ 1116 static void deleteItemsFromDatabase(Context context, final ArrayList<? extends ItemInfo> items) { 1117 final ContentResolver cr = context.getContentResolver(); 1118 1119 Runnable r = new Runnable() { 1120 public void run() { 1121 for (ItemInfo item : items) { 1122 final Uri uri = LauncherSettings.Favorites.getContentUri(item.id, false); 1123 cr.delete(uri, null, null); 1124 1125 // Lock on mBgLock *after* the db operation 1126 synchronized (sBgLock) { 1127 switch (item.itemType) { 1128 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 1129 sBgFolders.remove(item.id); 1130 for (ItemInfo info: sBgItemsIdMap.values()) { 1131 if (info.container == item.id) { 1132 // We are deleting a folder which still contains items that 1133 // think they are contained by that folder. 1134 String msg = "deleting a folder (" + item + ") which still " + 1135 "contains items (" + info + ")"; 1136 Log.e(TAG, msg); 1137 } 1138 } 1139 sBgWorkspaceItems.remove(item); 1140 break; 1141 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1142 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1143 sBgWorkspaceItems.remove(item); 1144 break; 1145 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 1146 sBgAppWidgets.remove((LauncherAppWidgetInfo) item); 1147 break; 1148 } 1149 sBgItemsIdMap.remove(item.id); 1150 sBgDbIconCache.remove(item); 1151 } 1152 } 1153 } 1154 }; 1155 runOnWorkerThread(r); 1156 } 1157 1158 /** 1159 * Update the order of the workspace screens in the database. The array list contains 1160 * a list of screen ids in the order that they should appear. 1161 */ 1162 void updateWorkspaceScreenOrder(Context context, final ArrayList<Long> screens) { 1163 // Log to disk 1164 Launcher.addDumpLog(TAG, "11683562 - updateWorkspaceScreenOrder()", true); 1165 Launcher.addDumpLog(TAG, "11683562 - screens: " + TextUtils.join(", ", screens), true); 1166 1167 final ArrayList<Long> screensCopy = new ArrayList<Long>(screens); 1168 final ContentResolver cr = context.getContentResolver(); 1169 final Uri uri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1170 1171 // Remove any negative screen ids -- these aren't persisted 1172 Iterator<Long> iter = screensCopy.iterator(); 1173 while (iter.hasNext()) { 1174 long id = iter.next(); 1175 if (id < 0) { 1176 iter.remove(); 1177 } 1178 } 1179 1180 Runnable r = new Runnable() { 1181 @Override 1182 public void run() { 1183 ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>(); 1184 // Clear the table 1185 ops.add(ContentProviderOperation.newDelete(uri).build()); 1186 int count = screensCopy.size(); 1187 for (int i = 0; i < count; i++) { 1188 ContentValues v = new ContentValues(); 1189 long screenId = screensCopy.get(i); 1190 v.put(LauncherSettings.WorkspaceScreens._ID, screenId); 1191 v.put(LauncherSettings.WorkspaceScreens.SCREEN_RANK, i); 1192 ops.add(ContentProviderOperation.newInsert(uri).withValues(v).build()); 1193 } 1194 1195 try { 1196 cr.applyBatch(LauncherProvider.AUTHORITY, ops); 1197 } catch (Exception ex) { 1198 throw new RuntimeException(ex); 1199 } 1200 1201 synchronized (sBgLock) { 1202 sBgWorkspaceScreens.clear(); 1203 sBgWorkspaceScreens.addAll(screensCopy); 1204 } 1205 } 1206 }; 1207 runOnWorkerThread(r); 1208 } 1209 1210 /** 1211 * Remove the contents of the specified folder from the database 1212 */ 1213 static void deleteFolderContentsFromDatabase(Context context, final FolderInfo info) { 1214 final ContentResolver cr = context.getContentResolver(); 1215 1216 Runnable r = new Runnable() { 1217 public void run() { 1218 cr.delete(LauncherSettings.Favorites.getContentUri(info.id, false), null, null); 1219 // Lock on mBgLock *after* the db operation 1220 synchronized (sBgLock) { 1221 sBgItemsIdMap.remove(info.id); 1222 sBgFolders.remove(info.id); 1223 sBgDbIconCache.remove(info); 1224 sBgWorkspaceItems.remove(info); 1225 } 1226 1227 cr.delete(LauncherSettings.Favorites.CONTENT_URI_NO_NOTIFICATION, 1228 LauncherSettings.Favorites.CONTAINER + "=" + info.id, null); 1229 // Lock on mBgLock *after* the db operation 1230 synchronized (sBgLock) { 1231 for (ItemInfo childInfo : info.contents) { 1232 sBgItemsIdMap.remove(childInfo.id); 1233 sBgDbIconCache.remove(childInfo); 1234 } 1235 } 1236 } 1237 }; 1238 runOnWorkerThread(r); 1239 } 1240 1241 /** 1242 * Set this as the current Launcher activity object for the loader. 1243 */ 1244 public void initialize(Callbacks callbacks) { 1245 synchronized (mLock) { 1246 mCallbacks = new WeakReference<Callbacks>(callbacks); 1247 } 1248 } 1249 1250 @Override 1251 public void onPackageChanged(String packageName, UserHandleCompat user) { 1252 int op = PackageUpdatedTask.OP_UPDATE; 1253 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1254 user)); 1255 } 1256 1257 @Override 1258 public void onPackageRemoved(String packageName, UserHandleCompat user) { 1259 int op = PackageUpdatedTask.OP_REMOVE; 1260 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1261 user)); 1262 } 1263 1264 @Override 1265 public void onPackageAdded(String packageName, UserHandleCompat user) { 1266 int op = PackageUpdatedTask.OP_ADD; 1267 enqueuePackageUpdated(new PackageUpdatedTask(op, new String[] { packageName }, 1268 user)); 1269 } 1270 1271 @Override 1272 public void onPackagesAvailable(String[] packageNames, UserHandleCompat user, 1273 boolean replacing) { 1274 if (!replacing) { 1275 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_ADD, packageNames, 1276 user)); 1277 if (mAppsCanBeOnRemoveableStorage) { 1278 // Only rebind if we support removable storage. It catches the 1279 // case where 1280 // apps on the external sd card need to be reloaded 1281 startLoaderFromBackground(); 1282 } 1283 } else { 1284 // If we are replacing then just update the packages in the list 1285 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UPDATE, 1286 packageNames, user)); 1287 } 1288 } 1289 1290 @Override 1291 public void onPackagesUnavailable(String[] packageNames, UserHandleCompat user, 1292 boolean replacing) { 1293 if (!replacing) { 1294 enqueuePackageUpdated(new PackageUpdatedTask( 1295 PackageUpdatedTask.OP_UNAVAILABLE, packageNames, 1296 user)); 1297 } 1298 } 1299 1300 /** 1301 * Call from the handler for ACTION_PACKAGE_ADDED, ACTION_PACKAGE_REMOVED and 1302 * ACTION_PACKAGE_CHANGED. 1303 */ 1304 @Override 1305 public void onReceive(Context context, Intent intent) { 1306 if (DEBUG_RECEIVER) Log.d(TAG, "onReceive intent=" + intent); 1307 1308 final String action = intent.getAction(); 1309 if (Intent.ACTION_LOCALE_CHANGED.equals(action)) { 1310 // If we have changed locale we need to clear out the labels in all apps/workspace. 1311 forceReload(); 1312 } else if (Intent.ACTION_CONFIGURATION_CHANGED.equals(action)) { 1313 // Check if configuration change was an mcc/mnc change which would affect app resources 1314 // and we would need to clear out the labels in all apps/workspace. Same handling as 1315 // above for ACTION_LOCALE_CHANGED 1316 Configuration currentConfig = context.getResources().getConfiguration(); 1317 if (mPreviousConfigMcc != currentConfig.mcc) { 1318 Log.d(TAG, "Reload apps on config change. curr_mcc:" 1319 + currentConfig.mcc + " prevmcc:" + mPreviousConfigMcc); 1320 forceReload(); 1321 } 1322 // Update previousConfig 1323 mPreviousConfigMcc = currentConfig.mcc; 1324 } else if (SearchManager.INTENT_GLOBAL_SEARCH_ACTIVITY_CHANGED.equals(action) || 1325 SearchManager.INTENT_ACTION_SEARCHABLES_CHANGED.equals(action)) { 1326 Callbacks callbacks = getCallback(); 1327 if (callbacks != null) { 1328 callbacks.bindSearchablesChanged(); 1329 } 1330 } 1331 } 1332 1333 void forceReload() { 1334 resetLoadedState(true, true); 1335 1336 // Do this here because if the launcher activity is running it will be restarted. 1337 // If it's not running startLoaderFromBackground will merely tell it that it needs 1338 // to reload. 1339 startLoaderFromBackground(); 1340 } 1341 1342 public void resetLoadedState(boolean resetAllAppsLoaded, boolean resetWorkspaceLoaded) { 1343 synchronized (mLock) { 1344 // Stop any existing loaders first, so they don't set mAllAppsLoaded or 1345 // mWorkspaceLoaded to true later 1346 stopLoaderLocked(); 1347 if (resetAllAppsLoaded) mAllAppsLoaded = false; 1348 if (resetWorkspaceLoaded) mWorkspaceLoaded = false; 1349 } 1350 } 1351 1352 /** 1353 * When the launcher is in the background, it's possible for it to miss paired 1354 * configuration changes. So whenever we trigger the loader from the background 1355 * tell the launcher that it needs to re-run the loader when it comes back instead 1356 * of doing it now. 1357 */ 1358 public void startLoaderFromBackground() { 1359 boolean runLoader = false; 1360 Callbacks callbacks = getCallback(); 1361 if (callbacks != null) { 1362 // Only actually run the loader if they're not paused. 1363 if (!callbacks.setLoadOnResume()) { 1364 runLoader = true; 1365 } 1366 } 1367 if (runLoader) { 1368 startLoader(false, PagedView.INVALID_RESTORE_PAGE); 1369 } 1370 } 1371 1372 // If there is already a loader task running, tell it to stop. 1373 // returns true if isLaunching() was true on the old task 1374 private boolean stopLoaderLocked() { 1375 boolean isLaunching = false; 1376 LoaderTask oldTask = mLoaderTask; 1377 if (oldTask != null) { 1378 if (oldTask.isLaunching()) { 1379 isLaunching = true; 1380 } 1381 oldTask.stopLocked(); 1382 } 1383 return isLaunching; 1384 } 1385 1386 public boolean isCurrentCallbacks(Callbacks callbacks) { 1387 return (mCallbacks != null && mCallbacks.get() == callbacks); 1388 } 1389 1390 public void startLoader(boolean isLaunching, int synchronousBindPage) { 1391 startLoader(isLaunching, synchronousBindPage, LOADER_FLAG_NONE); 1392 } 1393 1394 public void startLoader(boolean isLaunching, int synchronousBindPage, int loadFlags) { 1395 synchronized (mLock) { 1396 if (DEBUG_LOADERS) { 1397 Log.d(TAG, "startLoader isLaunching=" + isLaunching); 1398 } 1399 1400 // Clear any deferred bind-runnables from the synchronized load process 1401 // We must do this before any loading/binding is scheduled below. 1402 synchronized (mDeferredBindRunnables) { 1403 mDeferredBindRunnables.clear(); 1404 } 1405 1406 // Don't bother to start the thread if we know it's not going to do anything 1407 if (mCallbacks != null && mCallbacks.get() != null) { 1408 // If there is already one running, tell it to stop. 1409 // also, don't downgrade isLaunching if we're already running 1410 isLaunching = isLaunching || stopLoaderLocked(); 1411 mLoaderTask = new LoaderTask(mApp.getContext(), isLaunching, loadFlags); 1412 if (synchronousBindPage != PagedView.INVALID_RESTORE_PAGE 1413 && mAllAppsLoaded && mWorkspaceLoaded) { 1414 mLoaderTask.runBindSynchronousPage(synchronousBindPage); 1415 } else { 1416 sWorkerThread.setPriority(Thread.NORM_PRIORITY); 1417 sWorker.post(mLoaderTask); 1418 } 1419 } 1420 } 1421 } 1422 1423 void bindRemainingSynchronousPages() { 1424 // Post the remaining side pages to be loaded 1425 if (!mDeferredBindRunnables.isEmpty()) { 1426 Runnable[] deferredBindRunnables = null; 1427 synchronized (mDeferredBindRunnables) { 1428 deferredBindRunnables = mDeferredBindRunnables.toArray( 1429 new Runnable[mDeferredBindRunnables.size()]); 1430 mDeferredBindRunnables.clear(); 1431 } 1432 for (final Runnable r : deferredBindRunnables) { 1433 mHandler.post(r, MAIN_THREAD_BINDING_RUNNABLE); 1434 } 1435 } 1436 } 1437 1438 public void stopLoader() { 1439 synchronized (mLock) { 1440 if (mLoaderTask != null) { 1441 mLoaderTask.stopLocked(); 1442 } 1443 } 1444 } 1445 1446 /** Loads the workspace screens db into a map of Rank -> ScreenId */ 1447 private static TreeMap<Integer, Long> loadWorkspaceScreensDb(Context context) { 1448 final ContentResolver contentResolver = context.getContentResolver(); 1449 final Uri screensUri = LauncherSettings.WorkspaceScreens.CONTENT_URI; 1450 final Cursor sc = contentResolver.query(screensUri, null, null, null, null); 1451 TreeMap<Integer, Long> orderedScreens = new TreeMap<Integer, Long>(); 1452 1453 try { 1454 final int idIndex = sc.getColumnIndexOrThrow( 1455 LauncherSettings.WorkspaceScreens._ID); 1456 final int rankIndex = sc.getColumnIndexOrThrow( 1457 LauncherSettings.WorkspaceScreens.SCREEN_RANK); 1458 while (sc.moveToNext()) { 1459 try { 1460 long screenId = sc.getLong(idIndex); 1461 int rank = sc.getInt(rankIndex); 1462 orderedScreens.put(rank, screenId); 1463 } catch (Exception e) { 1464 Launcher.addDumpLog(TAG, "Desktop items loading interrupted - invalid screens: " + e, true); 1465 } 1466 } 1467 } finally { 1468 sc.close(); 1469 } 1470 1471 // Log to disk 1472 Launcher.addDumpLog(TAG, "11683562 - loadWorkspaceScreensDb()", true); 1473 ArrayList<String> orderedScreensPairs= new ArrayList<String>(); 1474 for (Integer i : orderedScreens.keySet()) { 1475 orderedScreensPairs.add("{ " + i + ": " + orderedScreens.get(i) + " }"); 1476 } 1477 Launcher.addDumpLog(TAG, "11683562 - screens: " + 1478 TextUtils.join(", ", orderedScreensPairs), true); 1479 return orderedScreens; 1480 } 1481 1482 public boolean isAllAppsLoaded() { 1483 return mAllAppsLoaded; 1484 } 1485 1486 boolean isLoadingWorkspace() { 1487 synchronized (mLock) { 1488 if (mLoaderTask != null) { 1489 return mLoaderTask.isLoadingWorkspace(); 1490 } 1491 } 1492 return false; 1493 } 1494 1495 /** 1496 * Runnable for the thread that loads the contents of the launcher: 1497 * - workspace icons 1498 * - widgets 1499 * - all apps icons 1500 */ 1501 private class LoaderTask implements Runnable { 1502 private Context mContext; 1503 private boolean mIsLaunching; 1504 private boolean mIsLoadingAndBindingWorkspace; 1505 private boolean mStopped; 1506 private boolean mLoadAndBindStepFinished; 1507 private int mFlags; 1508 1509 private HashMap<Object, CharSequence> mLabelCache; 1510 1511 LoaderTask(Context context, boolean isLaunching, int flags) { 1512 mContext = context; 1513 mIsLaunching = isLaunching; 1514 mLabelCache = new HashMap<Object, CharSequence>(); 1515 mFlags = flags; 1516 } 1517 1518 boolean isLaunching() { 1519 return mIsLaunching; 1520 } 1521 1522 boolean isLoadingWorkspace() { 1523 return mIsLoadingAndBindingWorkspace; 1524 } 1525 1526 /** Returns whether this is an upgrade path */ 1527 private boolean loadAndBindWorkspace() { 1528 mIsLoadingAndBindingWorkspace = true; 1529 1530 // Load the workspace 1531 if (DEBUG_LOADERS) { 1532 Log.d(TAG, "loadAndBindWorkspace mWorkspaceLoaded=" + mWorkspaceLoaded); 1533 } 1534 1535 boolean isUpgradePath = false; 1536 if (!mWorkspaceLoaded) { 1537 isUpgradePath = loadWorkspace(); 1538 synchronized (LoaderTask.this) { 1539 if (mStopped) { 1540 return isUpgradePath; 1541 } 1542 mWorkspaceLoaded = true; 1543 } 1544 } 1545 1546 // Bind the workspace 1547 bindWorkspace(-1, isUpgradePath); 1548 return isUpgradePath; 1549 } 1550 1551 private void waitForIdle() { 1552 // Wait until the either we're stopped or the other threads are done. 1553 // This way we don't start loading all apps until the workspace has settled 1554 // down. 1555 synchronized (LoaderTask.this) { 1556 final long workspaceWaitTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1557 1558 mHandler.postIdle(new Runnable() { 1559 public void run() { 1560 synchronized (LoaderTask.this) { 1561 mLoadAndBindStepFinished = true; 1562 if (DEBUG_LOADERS) { 1563 Log.d(TAG, "done with previous binding step"); 1564 } 1565 LoaderTask.this.notify(); 1566 } 1567 } 1568 }); 1569 1570 while (!mStopped && !mLoadAndBindStepFinished) { 1571 try { 1572 // Just in case mFlushingWorkerThread changes but we aren't woken up, 1573 // wait no longer than 1sec at a time 1574 this.wait(1000); 1575 } catch (InterruptedException ex) { 1576 // Ignore 1577 } 1578 } 1579 if (DEBUG_LOADERS) { 1580 Log.d(TAG, "waited " 1581 + (SystemClock.uptimeMillis()-workspaceWaitTime) 1582 + "ms for previous step to finish binding"); 1583 } 1584 } 1585 } 1586 1587 void runBindSynchronousPage(int synchronousBindPage) { 1588 if (synchronousBindPage == PagedView.INVALID_RESTORE_PAGE) { 1589 // Ensure that we have a valid page index to load synchronously 1590 throw new RuntimeException("Should not call runBindSynchronousPage() without " + 1591 "valid page index"); 1592 } 1593 if (!mAllAppsLoaded || !mWorkspaceLoaded) { 1594 // Ensure that we don't try and bind a specified page when the pages have not been 1595 // loaded already (we should load everything asynchronously in that case) 1596 throw new RuntimeException("Expecting AllApps and Workspace to be loaded"); 1597 } 1598 synchronized (mLock) { 1599 if (mIsLoaderTaskRunning) { 1600 // Ensure that we are never running the background loading at this point since 1601 // we also touch the background collections 1602 throw new RuntimeException("Error! Background loading is already running"); 1603 } 1604 } 1605 1606 // XXX: Throw an exception if we are already loading (since we touch the worker thread 1607 // data structures, we can't allow any other thread to touch that data, but because 1608 // this call is synchronous, we can get away with not locking). 1609 1610 // The LauncherModel is static in the LauncherAppState and mHandler may have queued 1611 // operations from the previous activity. We need to ensure that all queued operations 1612 // are executed before any synchronous binding work is done. 1613 mHandler.flush(); 1614 1615 // Divide the set of loaded items into those that we are binding synchronously, and 1616 // everything else that is to be bound normally (asynchronously). 1617 bindWorkspace(synchronousBindPage, false); 1618 // XXX: For now, continue posting the binding of AllApps as there are other issues that 1619 // arise from that. 1620 onlyBindAllApps(); 1621 } 1622 1623 public void run() { 1624 boolean isUpgrade = false; 1625 1626 synchronized (mLock) { 1627 mIsLoaderTaskRunning = true; 1628 } 1629 // Optimize for end-user experience: if the Launcher is up and // running with the 1630 // All Apps interface in the foreground, load All Apps first. Otherwise, load the 1631 // workspace first (default). 1632 keep_running: { 1633 // Elevate priority when Home launches for the first time to avoid 1634 // starving at boot time. Staring at a blank home is not cool. 1635 synchronized (mLock) { 1636 if (DEBUG_LOADERS) Log.d(TAG, "Setting thread priority to " + 1637 (mIsLaunching ? "DEFAULT" : "BACKGROUND")); 1638 android.os.Process.setThreadPriority(mIsLaunching 1639 ? Process.THREAD_PRIORITY_DEFAULT : Process.THREAD_PRIORITY_BACKGROUND); 1640 } 1641 if (DEBUG_LOADERS) Log.d(TAG, "step 1: loading workspace"); 1642 isUpgrade = loadAndBindWorkspace(); 1643 1644 if (mStopped) { 1645 break keep_running; 1646 } 1647 1648 // Whew! Hard work done. Slow us down, and wait until the UI thread has 1649 // settled down. 1650 synchronized (mLock) { 1651 if (mIsLaunching) { 1652 if (DEBUG_LOADERS) Log.d(TAG, "Setting thread priority to BACKGROUND"); 1653 android.os.Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1654 } 1655 } 1656 waitForIdle(); 1657 1658 // second step 1659 if (DEBUG_LOADERS) Log.d(TAG, "step 2: loading all apps"); 1660 loadAndBindAllApps(); 1661 1662 // Restore the default thread priority after we are done loading items 1663 synchronized (mLock) { 1664 android.os.Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1665 } 1666 } 1667 1668 // Update the saved icons if necessary 1669 if (DEBUG_LOADERS) Log.d(TAG, "Comparing loaded icons to database icons"); 1670 synchronized (sBgLock) { 1671 for (Object key : sBgDbIconCache.keySet()) { 1672 updateSavedIcon(mContext, (ShortcutInfo) key, sBgDbIconCache.get(key)); 1673 } 1674 sBgDbIconCache.clear(); 1675 } 1676 1677 if (LauncherAppState.isDisableAllApps()) { 1678 // Ensure that all the applications that are in the system are 1679 // represented on the home screen. 1680 if (!UPGRADE_USE_MORE_APPS_FOLDER || !isUpgrade) { 1681 verifyApplications(); 1682 } 1683 } 1684 1685 // Clear out this reference, otherwise we end up holding it until all of the 1686 // callback runnables are done. 1687 mContext = null; 1688 1689 synchronized (mLock) { 1690 // If we are still the last one to be scheduled, remove ourselves. 1691 if (mLoaderTask == this) { 1692 mLoaderTask = null; 1693 } 1694 mIsLoaderTaskRunning = false; 1695 } 1696 } 1697 1698 public void stopLocked() { 1699 synchronized (LoaderTask.this) { 1700 mStopped = true; 1701 this.notify(); 1702 } 1703 } 1704 1705 /** 1706 * Gets the callbacks object. If we've been stopped, or if the launcher object 1707 * has somehow been garbage collected, return null instead. Pass in the Callbacks 1708 * object that was around when the deferred message was scheduled, and if there's 1709 * a new Callbacks object around then also return null. This will save us from 1710 * calling onto it with data that will be ignored. 1711 */ 1712 Callbacks tryGetCallbacks(Callbacks oldCallbacks) { 1713 synchronized (mLock) { 1714 if (mStopped) { 1715 return null; 1716 } 1717 1718 if (mCallbacks == null) { 1719 return null; 1720 } 1721 1722 final Callbacks callbacks = mCallbacks.get(); 1723 if (callbacks != oldCallbacks) { 1724 return null; 1725 } 1726 if (callbacks == null) { 1727 Log.w(TAG, "no mCallbacks"); 1728 return null; 1729 } 1730 1731 return callbacks; 1732 } 1733 } 1734 1735 private void verifyApplications() { 1736 final Context context = mApp.getContext(); 1737 1738 // Cross reference all the applications in our apps list with items in the workspace 1739 ArrayList<ItemInfo> tmpInfos; 1740 ArrayList<ItemInfo> added = new ArrayList<ItemInfo>(); 1741 synchronized (sBgLock) { 1742 for (AppInfo app : mBgAllAppsList.data) { 1743 tmpInfos = getItemInfoForComponentName(app.componentName, app.user); 1744 if (tmpInfos.isEmpty()) { 1745 // We are missing an application icon, so add this to the workspace 1746 added.add(app); 1747 // This is a rare event, so lets log it 1748 Log.e(TAG, "Missing Application on load: " + app); 1749 } 1750 } 1751 } 1752 if (!added.isEmpty()) { 1753 addAndBindAddedWorkspaceApps(context, added); 1754 } 1755 } 1756 1757 // check & update map of what's occupied; used to discard overlapping/invalid items 1758 private boolean checkItemPlacement(HashMap<Long, ItemInfo[][]> occupied, ItemInfo item) { 1759 LauncherAppState app = LauncherAppState.getInstance(); 1760 DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); 1761 final int countX = (int) grid.numColumns; 1762 final int countY = (int) grid.numRows; 1763 1764 long containerIndex = item.screenId; 1765 if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 1766 // Return early if we detect that an item is under the hotseat button 1767 if (mCallbacks == null || 1768 mCallbacks.get().isAllAppsButtonRank((int) item.screenId)) { 1769 Log.e(TAG, "Error loading shortcut into hotseat " + item 1770 + " into position (" + item.screenId + ":" + item.cellX + "," 1771 + item.cellY + ") occupied by all apps"); 1772 return false; 1773 } 1774 1775 final ItemInfo[][] hotseatItems = 1776 occupied.get((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT); 1777 1778 if (item.screenId >= grid.numHotseatIcons) { 1779 Log.e(TAG, "Error loading shortcut " + item 1780 + " into hotseat position " + item.screenId 1781 + ", position out of bounds: (0 to " + (grid.numHotseatIcons - 1) 1782 + ")"); 1783 return false; 1784 } 1785 1786 if (hotseatItems != null) { 1787 if (hotseatItems[(int) item.screenId][0] != null) { 1788 Log.e(TAG, "Error loading shortcut into hotseat " + item 1789 + " into position (" + item.screenId + ":" + item.cellX + "," 1790 + item.cellY + ") occupied by " 1791 + occupied.get(LauncherSettings.Favorites.CONTAINER_HOTSEAT) 1792 [(int) item.screenId][0]); 1793 return false; 1794 } else { 1795 hotseatItems[(int) item.screenId][0] = item; 1796 return true; 1797 } 1798 } else { 1799 final ItemInfo[][] items = new ItemInfo[(int) grid.numHotseatIcons][1]; 1800 items[(int) item.screenId][0] = item; 1801 occupied.put((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT, items); 1802 return true; 1803 } 1804 } else if (item.container != LauncherSettings.Favorites.CONTAINER_DESKTOP) { 1805 // Skip further checking if it is not the hotseat or workspace container 1806 return true; 1807 } 1808 1809 if (!occupied.containsKey(item.screenId)) { 1810 ItemInfo[][] items = new ItemInfo[countX + 1][countY + 1]; 1811 occupied.put(item.screenId, items); 1812 } 1813 1814 final ItemInfo[][] screens = occupied.get(item.screenId); 1815 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 1816 item.cellX < 0 || item.cellY < 0 || 1817 item.cellX + item.spanX > countX || item.cellY + item.spanY > countY) { 1818 Log.e(TAG, "Error loading shortcut " + item 1819 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1820 + item.cellX + "," + item.cellY 1821 + ") out of screen bounds ( " + countX + "x" + countY + ")"); 1822 return false; 1823 } 1824 1825 // Check if any workspace icons overlap with each other 1826 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1827 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1828 if (screens[x][y] != null) { 1829 Log.e(TAG, "Error loading shortcut " + item 1830 + " into cell (" + containerIndex + "-" + item.screenId + ":" 1831 + x + "," + y 1832 + ") occupied by " 1833 + screens[x][y]); 1834 return false; 1835 } 1836 } 1837 } 1838 for (int x = item.cellX; x < (item.cellX+item.spanX); x++) { 1839 for (int y = item.cellY; y < (item.cellY+item.spanY); y++) { 1840 screens[x][y] = item; 1841 } 1842 } 1843 1844 return true; 1845 } 1846 1847 /** Clears all the sBg data structures */ 1848 private void clearSBgDataStructures() { 1849 synchronized (sBgLock) { 1850 sBgWorkspaceItems.clear(); 1851 sBgAppWidgets.clear(); 1852 sBgFolders.clear(); 1853 sBgItemsIdMap.clear(); 1854 sBgDbIconCache.clear(); 1855 sBgWorkspaceScreens.clear(); 1856 } 1857 } 1858 1859 /** Returns whether this is an upgrade path */ 1860 private boolean loadWorkspace() { 1861 // Log to disk 1862 Launcher.addDumpLog(TAG, "11683562 - loadWorkspace()", true); 1863 1864 final long t = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 1865 1866 final Context context = mContext; 1867 final ContentResolver contentResolver = context.getContentResolver(); 1868 final PackageManager manager = context.getPackageManager(); 1869 final boolean isSafeMode = manager.isSafeMode(); 1870 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 1871 final boolean isSdCardReady = context.registerReceiver(null, 1872 new IntentFilter(StartupReceiver.SYSTEM_READY)) != null; 1873 1874 LauncherAppState app = LauncherAppState.getInstance(); 1875 DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); 1876 int countX = (int) grid.numColumns; 1877 int countY = (int) grid.numRows; 1878 1879 if ((mFlags & LOADER_FLAG_CLEAR_WORKSPACE) != 0) { 1880 Launcher.addDumpLog(TAG, "loadWorkspace: resetting launcher database", true); 1881 LauncherAppState.getLauncherProvider().deleteDatabase(); 1882 } 1883 1884 if ((mFlags & LOADER_FLAG_MIGRATE_SHORTCUTS) != 0) { 1885 // append the user's Launcher2 shortcuts 1886 Launcher.addDumpLog(TAG, "loadWorkspace: migrating from launcher2", true); 1887 LauncherAppState.getLauncherProvider().migrateLauncher2Shortcuts(); 1888 } else { 1889 // Make sure the default workspace is loaded 1890 Launcher.addDumpLog(TAG, "loadWorkspace: loading default favorites", false); 1891 LauncherAppState.getLauncherProvider().loadDefaultFavoritesIfNecessary(); 1892 } 1893 1894 // This code path is for our old migration code and should no longer be exercised 1895 boolean loadedOldDb = false; 1896 1897 // Log to disk 1898 Launcher.addDumpLog(TAG, "11683562 - loadedOldDb: " + loadedOldDb, true); 1899 1900 synchronized (sBgLock) { 1901 clearSBgDataStructures(); 1902 final HashSet<String> installingPkgs = PackageInstallerCompat 1903 .getInstance(mContext).updateAndGetActiveSessionCache(); 1904 1905 final ArrayList<Long> itemsToRemove = new ArrayList<Long>(); 1906 final ArrayList<Long> restoredRows = new ArrayList<Long>(); 1907 final Uri contentUri = LauncherSettings.Favorites.CONTENT_URI_NO_NOTIFICATION; 1908 if (DEBUG_LOADERS) Log.d(TAG, "loading model from " + contentUri); 1909 final Cursor c = contentResolver.query(contentUri, null, null, null, null); 1910 1911 // +1 for the hotseat (it can be larger than the workspace) 1912 // Load workspace in reverse order to ensure that latest items are loaded first (and 1913 // before any earlier duplicates) 1914 final HashMap<Long, ItemInfo[][]> occupied = new HashMap<Long, ItemInfo[][]>(); 1915 1916 try { 1917 final int idIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites._ID); 1918 final int intentIndex = c.getColumnIndexOrThrow 1919 (LauncherSettings.Favorites.INTENT); 1920 final int titleIndex = c.getColumnIndexOrThrow 1921 (LauncherSettings.Favorites.TITLE); 1922 final int iconTypeIndex = c.getColumnIndexOrThrow( 1923 LauncherSettings.Favorites.ICON_TYPE); 1924 final int iconIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.ICON); 1925 final int iconPackageIndex = c.getColumnIndexOrThrow( 1926 LauncherSettings.Favorites.ICON_PACKAGE); 1927 final int iconResourceIndex = c.getColumnIndexOrThrow( 1928 LauncherSettings.Favorites.ICON_RESOURCE); 1929 final int containerIndex = c.getColumnIndexOrThrow( 1930 LauncherSettings.Favorites.CONTAINER); 1931 final int itemTypeIndex = c.getColumnIndexOrThrow( 1932 LauncherSettings.Favorites.ITEM_TYPE); 1933 final int appWidgetIdIndex = c.getColumnIndexOrThrow( 1934 LauncherSettings.Favorites.APPWIDGET_ID); 1935 final int appWidgetProviderIndex = c.getColumnIndexOrThrow( 1936 LauncherSettings.Favorites.APPWIDGET_PROVIDER); 1937 final int screenIndex = c.getColumnIndexOrThrow( 1938 LauncherSettings.Favorites.SCREEN); 1939 final int cellXIndex = c.getColumnIndexOrThrow 1940 (LauncherSettings.Favorites.CELLX); 1941 final int cellYIndex = c.getColumnIndexOrThrow 1942 (LauncherSettings.Favorites.CELLY); 1943 final int spanXIndex = c.getColumnIndexOrThrow 1944 (LauncherSettings.Favorites.SPANX); 1945 final int spanYIndex = c.getColumnIndexOrThrow( 1946 LauncherSettings.Favorites.SPANY); 1947 final int rankIndex = c.getColumnIndexOrThrow( 1948 LauncherSettings.Favorites.RANK); 1949 final int restoredIndex = c.getColumnIndexOrThrow( 1950 LauncherSettings.Favorites.RESTORED); 1951 final int profileIdIndex = c.getColumnIndexOrThrow( 1952 LauncherSettings.Favorites.PROFILE_ID); 1953 //final int uriIndex = c.getColumnIndexOrThrow(LauncherSettings.Favorites.URI); 1954 //final int displayModeIndex = c.getColumnIndexOrThrow( 1955 // LauncherSettings.Favorites.DISPLAY_MODE); 1956 1957 ShortcutInfo info; 1958 String intentDescription; 1959 LauncherAppWidgetInfo appWidgetInfo; 1960 int container; 1961 long id; 1962 Intent intent; 1963 UserHandleCompat user; 1964 1965 while (!mStopped && c.moveToNext()) { 1966 try { 1967 int itemType = c.getInt(itemTypeIndex); 1968 boolean restored = 0 != c.getInt(restoredIndex); 1969 boolean allowMissingTarget = false; 1970 1971 switch (itemType) { 1972 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: 1973 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: 1974 id = c.getLong(idIndex); 1975 intentDescription = c.getString(intentIndex); 1976 long serialNumber = c.getInt(profileIdIndex); 1977 user = mUserManager.getUserForSerialNumber(serialNumber); 1978 int promiseType = c.getInt(restoredIndex); 1979 int disabledState = 0; 1980 if (user == null) { 1981 // User has been deleted remove the item. 1982 itemsToRemove.add(id); 1983 continue; 1984 } 1985 try { 1986 intent = Intent.parseUri(intentDescription, 0); 1987 ComponentName cn = intent.getComponent(); 1988 if (cn != null && cn.getPackageName() != null) { 1989 boolean validPkg = launcherApps.isPackageEnabledForProfile( 1990 cn.getPackageName(), user); 1991 boolean validComponent = validPkg && 1992 launcherApps.isActivityEnabledForProfile(cn, user); 1993 1994 if (validComponent) { 1995 if (restored) { 1996 // no special handling necessary for this item 1997 restoredRows.add(id); 1998 restored = false; 1999 } 2000 } else if (validPkg) { 2001 intent = null; 2002 if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 2003 // We allow auto install apps to have their intent 2004 // updated after an install. 2005 intent = manager.getLaunchIntentForPackage( 2006 cn.getPackageName()); 2007 if (intent != null) { 2008 ContentValues values = new ContentValues(); 2009 values.put(LauncherSettings.Favorites.INTENT, 2010 intent.toUri(0)); 2011 String where = BaseColumns._ID + "= ?"; 2012 String[] args = {Long.toString(id)}; 2013 contentResolver.update(contentUri, values, where, args); 2014 } 2015 } 2016 2017 if (intent == null) { 2018 // The app is installed but the component is no 2019 // longer available. 2020 Launcher.addDumpLog(TAG, 2021 "Invalid component removed: " + cn, true); 2022 itemsToRemove.add(id); 2023 continue; 2024 } else { 2025 // no special handling necessary for this item 2026 restoredRows.add(id); 2027 restored = false; 2028 } 2029 } else if (restored) { 2030 // Package is not yet available but might be 2031 // installed later. 2032 Launcher.addDumpLog(TAG, 2033 "package not yet restored: " + cn, true); 2034 2035 if ((promiseType & ShortcutInfo.FLAG_RESTORE_STARTED) != 0) { 2036 // Restore has started once. 2037 } else if (installingPkgs.contains(cn.getPackageName())) { 2038 // App restore has started. Update the flag 2039 promiseType |= ShortcutInfo.FLAG_RESTORE_STARTED; 2040 ContentValues values = new ContentValues(); 2041 values.put(LauncherSettings.Favorites.RESTORED, 2042 promiseType); 2043 String where = BaseColumns._ID + "= ?"; 2044 String[] args = {Long.toString(id)}; 2045 contentResolver.update(contentUri, values, where, args); 2046 2047 } else if (REMOVE_UNRESTORED_ICONS) { 2048 Launcher.addDumpLog(TAG, 2049 "Unrestored package removed: " + cn, true); 2050 itemsToRemove.add(id); 2051 continue; 2052 } 2053 } else if (launcherApps.isAppEnabled( 2054 manager, cn.getPackageName(), 2055 PackageManager.GET_UNINSTALLED_PACKAGES)) { 2056 // Package is present but not available. 2057 allowMissingTarget = true; 2058 disabledState = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 2059 } else if (!isSdCardReady) { 2060 // SdCard is not ready yet. Package might get available, 2061 // once it is ready. 2062 Launcher.addDumpLog(TAG, "Invalid package: " + cn 2063 + " (check again later)", true); 2064 HashSet<String> pkgs = sPendingPackages.get(user); 2065 if (pkgs == null) { 2066 pkgs = new HashSet<String>(); 2067 sPendingPackages.put(user, pkgs); 2068 } 2069 pkgs.add(cn.getPackageName()); 2070 allowMissingTarget = true; 2071 // Add the icon on the workspace anyway. 2072 2073 } else { 2074 // Do not wait for external media load anymore. 2075 // Log the invalid package, and remove it 2076 Launcher.addDumpLog(TAG, 2077 "Invalid package removed: " + cn, true); 2078 itemsToRemove.add(id); 2079 continue; 2080 } 2081 } else if (cn == null) { 2082 // For shortcuts with no component, keep them as they are 2083 restoredRows.add(id); 2084 restored = false; 2085 } 2086 } catch (URISyntaxException e) { 2087 Launcher.addDumpLog(TAG, 2088 "Invalid uri: " + intentDescription, true); 2089 continue; 2090 } 2091 2092 if (restored) { 2093 if (user.equals(UserHandleCompat.myUserHandle())) { 2094 Launcher.addDumpLog(TAG, 2095 "constructing info for partially restored package", 2096 true); 2097 info = getRestoredItemInfo(c, titleIndex, intent, promiseType); 2098 intent = getRestoredItemIntent(c, context, intent); 2099 } else { 2100 // Don't restore items for other profiles. 2101 itemsToRemove.add(id); 2102 continue; 2103 } 2104 } else if (itemType == 2105 LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 2106 info = getShortcutInfo(manager, intent, user, context, c, 2107 iconIndex, titleIndex, mLabelCache, allowMissingTarget); 2108 } else { 2109 info = getShortcutInfo(c, context, iconTypeIndex, 2110 iconPackageIndex, iconResourceIndex, iconIndex, 2111 titleIndex); 2112 2113 // App shortcuts that used to be automatically added to Launcher 2114 // didn't always have the correct intent flags set, so do that 2115 // here 2116 if (intent.getAction() != null && 2117 intent.getCategories() != null && 2118 intent.getAction().equals(Intent.ACTION_MAIN) && 2119 intent.getCategories().contains(Intent.CATEGORY_LAUNCHER)) { 2120 intent.addFlags( 2121 Intent.FLAG_ACTIVITY_NEW_TASK | 2122 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); 2123 } 2124 } 2125 2126 if (info != null) { 2127 info.id = id; 2128 info.intent = intent; 2129 container = c.getInt(containerIndex); 2130 info.container = container; 2131 info.screenId = c.getInt(screenIndex); 2132 info.cellX = c.getInt(cellXIndex); 2133 info.cellY = c.getInt(cellYIndex); 2134 info.rank = c.getInt(rankIndex); 2135 info.spanX = 1; 2136 info.spanY = 1; 2137 info.intent.putExtra(ItemInfo.EXTRA_PROFILE, serialNumber); 2138 info.isDisabled = disabledState; 2139 if (isSafeMode && !Utilities.isSystemApp(context, intent)) { 2140 info.isDisabled |= ShortcutInfo.FLAG_DISABLED_SAFEMODE; 2141 } 2142 2143 // check & update map of what's occupied 2144 if (!checkItemPlacement(occupied, info)) { 2145 itemsToRemove.add(id); 2146 break; 2147 } 2148 2149 switch (container) { 2150 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2151 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2152 sBgWorkspaceItems.add(info); 2153 break; 2154 default: 2155 // Item is in a user folder 2156 FolderInfo folderInfo = 2157 findOrMakeFolder(sBgFolders, container); 2158 folderInfo.add(info); 2159 break; 2160 } 2161 sBgItemsIdMap.put(info.id, info); 2162 2163 // now that we've loaded everthing re-save it with the 2164 // icon in case it disappears somehow. 2165 queueIconToBeChecked(sBgDbIconCache, info, c, iconIndex); 2166 } else { 2167 throw new RuntimeException("Unexpected null ShortcutInfo"); 2168 } 2169 break; 2170 2171 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: 2172 id = c.getLong(idIndex); 2173 FolderInfo folderInfo = findOrMakeFolder(sBgFolders, id); 2174 2175 folderInfo.title = c.getString(titleIndex); 2176 folderInfo.id = id; 2177 container = c.getInt(containerIndex); 2178 folderInfo.container = container; 2179 folderInfo.screenId = c.getInt(screenIndex); 2180 folderInfo.cellX = c.getInt(cellXIndex); 2181 folderInfo.cellY = c.getInt(cellYIndex); 2182 folderInfo.spanX = 1; 2183 folderInfo.spanY = 1; 2184 2185 // check & update map of what's occupied 2186 if (!checkItemPlacement(occupied, folderInfo)) { 2187 itemsToRemove.add(id); 2188 break; 2189 } 2190 2191 switch (container) { 2192 case LauncherSettings.Favorites.CONTAINER_DESKTOP: 2193 case LauncherSettings.Favorites.CONTAINER_HOTSEAT: 2194 sBgWorkspaceItems.add(folderInfo); 2195 break; 2196 } 2197 2198 if (restored) { 2199 // no special handling required for restored folders 2200 restoredRows.add(id); 2201 } 2202 2203 sBgItemsIdMap.put(folderInfo.id, folderInfo); 2204 sBgFolders.put(folderInfo.id, folderInfo); 2205 break; 2206 2207 case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: 2208 case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET: 2209 // Read all Launcher-specific widget details 2210 boolean customWidget = itemType == 2211 LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET; 2212 2213 int appWidgetId = c.getInt(appWidgetIdIndex); 2214 String savedProvider = c.getString(appWidgetProviderIndex); 2215 id = c.getLong(idIndex); 2216 final ComponentName component = 2217 ComponentName.unflattenFromString(savedProvider); 2218 2219 final int restoreStatus = c.getInt(restoredIndex); 2220 final boolean isIdValid = (restoreStatus & 2221 LauncherAppWidgetInfo.FLAG_ID_NOT_VALID) == 0; 2222 2223 final boolean wasProviderReady = (restoreStatus & 2224 LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) == 0; 2225 2226 final LauncherAppWidgetProviderInfo provider = 2227 LauncherModel.getProviderInfo(context, 2228 ComponentName.unflattenFromString(savedProvider)); 2229 2230 final boolean isProviderReady = isValidProvider(provider); 2231 if (!isSafeMode && !customWidget && 2232 wasProviderReady && !isProviderReady) { 2233 String log = "Deleting widget that isn't installed anymore: " 2234 + "id=" + id + " appWidgetId=" + appWidgetId; 2235 2236 Log.e(TAG, log); 2237 Launcher.addDumpLog(TAG, log, false); 2238 itemsToRemove.add(id); 2239 } else { 2240 if (isProviderReady) { 2241 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2242 provider.provider); 2243 2244 if (!customWidget) { 2245 int[] minSpan = 2246 Launcher.getMinSpanForWidget(context, provider); 2247 appWidgetInfo.minSpanX = minSpan[0]; 2248 appWidgetInfo.minSpanY = minSpan[1]; 2249 } 2250 2251 int status = restoreStatus; 2252 if (!wasProviderReady) { 2253 // If provider was not previously ready, update the 2254 // status and UI flag. 2255 2256 // Id would be valid only if the widget restore broadcast was received. 2257 if (isIdValid) { 2258 status = LauncherAppWidgetInfo.RESTORE_COMPLETED; 2259 } else { 2260 status &= ~LauncherAppWidgetInfo 2261 .FLAG_PROVIDER_NOT_READY; 2262 } 2263 } 2264 appWidgetInfo.restoreStatus = status; 2265 } else { 2266 Log.v(TAG, "Widget restore pending id=" + id 2267 + " appWidgetId=" + appWidgetId 2268 + " status =" + restoreStatus); 2269 appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, 2270 component); 2271 appWidgetInfo.restoreStatus = restoreStatus; 2272 2273 if ((restoreStatus & LauncherAppWidgetInfo.FLAG_RESTORE_STARTED) != 0) { 2274 // Restore has started once. 2275 } else if (installingPkgs.contains(component.getPackageName())) { 2276 // App restore has started. Update the flag 2277 appWidgetInfo.restoreStatus |= 2278 LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; 2279 } else if (REMOVE_UNRESTORED_ICONS && !isSafeMode) { 2280 Launcher.addDumpLog(TAG, 2281 "Unrestored widget removed: " + component, true); 2282 itemsToRemove.add(id); 2283 continue; 2284 } 2285 } 2286 2287 appWidgetInfo.id = id; 2288 appWidgetInfo.screenId = c.getInt(screenIndex); 2289 appWidgetInfo.cellX = c.getInt(cellXIndex); 2290 appWidgetInfo.cellY = c.getInt(cellYIndex); 2291 appWidgetInfo.spanX = c.getInt(spanXIndex); 2292 appWidgetInfo.spanY = c.getInt(spanYIndex); 2293 2294 if (!customWidget) { 2295 int[] minSpan = Launcher.getMinSpanForWidget(context, provider); 2296 appWidgetInfo.minSpanX = minSpan[0]; 2297 appWidgetInfo.minSpanY = minSpan[1]; 2298 } 2299 2300 container = c.getInt(containerIndex); 2301 if (container != LauncherSettings.Favorites.CONTAINER_DESKTOP && 2302 container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2303 Log.e(TAG, "Widget found where container != " + 2304 "CONTAINER_DESKTOP nor CONTAINER_HOTSEAT - ignoring!"); 2305 continue; 2306 } 2307 2308 appWidgetInfo.container = c.getInt(containerIndex); 2309 // check & update map of what's occupied 2310 if (!checkItemPlacement(occupied, appWidgetInfo)) { 2311 itemsToRemove.add(id); 2312 break; 2313 } 2314 2315 if (!customWidget) { 2316 String providerName = 2317 appWidgetInfo.providerName.flattenToString(); 2318 if (!providerName.equals(savedProvider) || 2319 (appWidgetInfo.restoreStatus != restoreStatus)) { 2320 ContentValues values = new ContentValues(); 2321 values.put( 2322 LauncherSettings.Favorites.APPWIDGET_PROVIDER, 2323 providerName); 2324 values.put(LauncherSettings.Favorites.RESTORED, 2325 appWidgetInfo.restoreStatus); 2326 String where = BaseColumns._ID + "= ?"; 2327 String[] args = {Long.toString(id)}; 2328 contentResolver.update(contentUri, values, where, args); 2329 } 2330 } 2331 sBgItemsIdMap.put(appWidgetInfo.id, appWidgetInfo); 2332 sBgAppWidgets.add(appWidgetInfo); 2333 } 2334 break; 2335 } 2336 } catch (Exception e) { 2337 Launcher.addDumpLog(TAG, "Desktop items loading interrupted", e, true); 2338 } 2339 } 2340 } finally { 2341 if (c != null) { 2342 c.close(); 2343 } 2344 } 2345 2346 // Break early if we've stopped loading 2347 if (mStopped) { 2348 clearSBgDataStructures(); 2349 return false; 2350 } 2351 2352 if (itemsToRemove.size() > 0) { 2353 ContentProviderClient client = contentResolver.acquireContentProviderClient( 2354 contentUri); 2355 // Remove dead items 2356 for (long id : itemsToRemove) { 2357 if (DEBUG_LOADERS) { 2358 Log.d(TAG, "Removed id = " + id); 2359 } 2360 // Don't notify content observers 2361 try { 2362 client.delete(LauncherSettings.Favorites.getContentUri(id, false), 2363 null, null); 2364 } catch (RemoteException e) { 2365 Log.w(TAG, "Could not remove id = " + id); 2366 } 2367 } 2368 } 2369 2370 if (restoredRows.size() > 0) { 2371 ContentProviderClient updater = contentResolver.acquireContentProviderClient( 2372 contentUri); 2373 // Update restored items that no longer require special handling 2374 try { 2375 StringBuilder selectionBuilder = new StringBuilder(); 2376 selectionBuilder.append(LauncherSettings.Favorites._ID); 2377 selectionBuilder.append(" IN ("); 2378 selectionBuilder.append(TextUtils.join(", ", restoredRows)); 2379 selectionBuilder.append(")"); 2380 ContentValues values = new ContentValues(); 2381 values.put(LauncherSettings.Favorites.RESTORED, 0); 2382 updater.update(LauncherSettings.Favorites.CONTENT_URI_NO_NOTIFICATION, 2383 values, selectionBuilder.toString(), null); 2384 } catch (RemoteException e) { 2385 Log.w(TAG, "Could not update restored rows"); 2386 } 2387 } 2388 2389 if (!isSdCardReady && !sPendingPackages.isEmpty()) { 2390 context.registerReceiver(new AppsAvailabilityCheck(), 2391 new IntentFilter(StartupReceiver.SYSTEM_READY), 2392 null, sWorker); 2393 } 2394 2395 if (loadedOldDb) { 2396 long maxScreenId = 0; 2397 // If we're importing we use the old screen order. 2398 for (ItemInfo item: sBgItemsIdMap.values()) { 2399 long screenId = item.screenId; 2400 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2401 !sBgWorkspaceScreens.contains(screenId)) { 2402 sBgWorkspaceScreens.add(screenId); 2403 if (screenId > maxScreenId) { 2404 maxScreenId = screenId; 2405 } 2406 } 2407 } 2408 Collections.sort(sBgWorkspaceScreens); 2409 // Log to disk 2410 Launcher.addDumpLog(TAG, "11683562 - maxScreenId: " + maxScreenId, true); 2411 Launcher.addDumpLog(TAG, "11683562 - sBgWorkspaceScreens: " + 2412 TextUtils.join(", ", sBgWorkspaceScreens), true); 2413 2414 LauncherAppState.getLauncherProvider().updateMaxScreenId(maxScreenId); 2415 updateWorkspaceScreenOrder(context, sBgWorkspaceScreens); 2416 2417 // Update the max item id after we load an old db 2418 long maxItemId = 0; 2419 // If we're importing we use the old screen order. 2420 for (ItemInfo item: sBgItemsIdMap.values()) { 2421 maxItemId = Math.max(maxItemId, item.id); 2422 } 2423 LauncherAppState.getLauncherProvider().updateMaxItemId(maxItemId); 2424 } else { 2425 TreeMap<Integer, Long> orderedScreens = loadWorkspaceScreensDb(mContext); 2426 for (Integer i : orderedScreens.keySet()) { 2427 sBgWorkspaceScreens.add(orderedScreens.get(i)); 2428 } 2429 // Log to disk 2430 Launcher.addDumpLog(TAG, "11683562 - sBgWorkspaceScreens: " + 2431 TextUtils.join(", ", sBgWorkspaceScreens), true); 2432 2433 // Remove any empty screens 2434 ArrayList<Long> unusedScreens = new ArrayList<Long>(sBgWorkspaceScreens); 2435 for (ItemInfo item: sBgItemsIdMap.values()) { 2436 long screenId = item.screenId; 2437 if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2438 unusedScreens.contains(screenId)) { 2439 unusedScreens.remove(screenId); 2440 } 2441 } 2442 2443 // If there are any empty screens remove them, and update. 2444 if (unusedScreens.size() != 0) { 2445 // Log to disk 2446 Launcher.addDumpLog(TAG, "11683562 - unusedScreens (to be removed): " + 2447 TextUtils.join(", ", unusedScreens), true); 2448 2449 sBgWorkspaceScreens.removeAll(unusedScreens); 2450 updateWorkspaceScreenOrder(context, sBgWorkspaceScreens); 2451 } 2452 } 2453 2454 if (DEBUG_LOADERS) { 2455 Log.d(TAG, "loaded workspace in " + (SystemClock.uptimeMillis()-t) + "ms"); 2456 Log.d(TAG, "workspace layout: "); 2457 int nScreens = occupied.size(); 2458 for (int y = 0; y < countY; y++) { 2459 String line = ""; 2460 2461 Iterator<Long> iter = occupied.keySet().iterator(); 2462 while (iter.hasNext()) { 2463 long screenId = iter.next(); 2464 if (screenId > 0) { 2465 line += " | "; 2466 } 2467 for (int x = 0; x < countX; x++) { 2468 ItemInfo[][] screen = occupied.get(screenId); 2469 if (x < screen.length && y < screen[x].length) { 2470 line += (screen[x][y] != null) ? "#" : "."; 2471 } else { 2472 line += "!"; 2473 } 2474 } 2475 } 2476 Log.d(TAG, "[ " + line + " ]"); 2477 } 2478 } 2479 } 2480 return loadedOldDb; 2481 } 2482 2483 /** Filters the set of items who are directly or indirectly (via another container) on the 2484 * specified screen. */ 2485 private void filterCurrentWorkspaceItems(long currentScreenId, 2486 ArrayList<ItemInfo> allWorkspaceItems, 2487 ArrayList<ItemInfo> currentScreenItems, 2488 ArrayList<ItemInfo> otherScreenItems) { 2489 // Purge any null ItemInfos 2490 Iterator<ItemInfo> iter = allWorkspaceItems.iterator(); 2491 while (iter.hasNext()) { 2492 ItemInfo i = iter.next(); 2493 if (i == null) { 2494 iter.remove(); 2495 } 2496 } 2497 2498 // Order the set of items by their containers first, this allows use to walk through the 2499 // list sequentially, build up a list of containers that are in the specified screen, 2500 // as well as all items in those containers. 2501 Set<Long> itemsOnScreen = new HashSet<Long>(); 2502 Collections.sort(allWorkspaceItems, new Comparator<ItemInfo>() { 2503 @Override 2504 public int compare(ItemInfo lhs, ItemInfo rhs) { 2505 return (int) (lhs.container - rhs.container); 2506 } 2507 }); 2508 for (ItemInfo info : allWorkspaceItems) { 2509 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { 2510 if (info.screenId == currentScreenId) { 2511 currentScreenItems.add(info); 2512 itemsOnScreen.add(info.id); 2513 } else { 2514 otherScreenItems.add(info); 2515 } 2516 } else if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { 2517 currentScreenItems.add(info); 2518 itemsOnScreen.add(info.id); 2519 } else { 2520 if (itemsOnScreen.contains(info.container)) { 2521 currentScreenItems.add(info); 2522 itemsOnScreen.add(info.id); 2523 } else { 2524 otherScreenItems.add(info); 2525 } 2526 } 2527 } 2528 } 2529 2530 /** Filters the set of widgets which are on the specified screen. */ 2531 private void filterCurrentAppWidgets(long currentScreenId, 2532 ArrayList<LauncherAppWidgetInfo> appWidgets, 2533 ArrayList<LauncherAppWidgetInfo> currentScreenWidgets, 2534 ArrayList<LauncherAppWidgetInfo> otherScreenWidgets) { 2535 2536 for (LauncherAppWidgetInfo widget : appWidgets) { 2537 if (widget == null) continue; 2538 if (widget.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2539 widget.screenId == currentScreenId) { 2540 currentScreenWidgets.add(widget); 2541 } else { 2542 otherScreenWidgets.add(widget); 2543 } 2544 } 2545 } 2546 2547 /** Filters the set of folders which are on the specified screen. */ 2548 private void filterCurrentFolders(long currentScreenId, 2549 HashMap<Long, ItemInfo> itemsIdMap, 2550 HashMap<Long, FolderInfo> folders, 2551 HashMap<Long, FolderInfo> currentScreenFolders, 2552 HashMap<Long, FolderInfo> otherScreenFolders) { 2553 2554 for (long id : folders.keySet()) { 2555 ItemInfo info = itemsIdMap.get(id); 2556 FolderInfo folder = folders.get(id); 2557 if (info == null || folder == null) continue; 2558 if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && 2559 info.screenId == currentScreenId) { 2560 currentScreenFolders.put(id, folder); 2561 } else { 2562 otherScreenFolders.put(id, folder); 2563 } 2564 } 2565 } 2566 2567 /** Sorts the set of items by hotseat, workspace (spatially from top to bottom, left to 2568 * right) */ 2569 private void sortWorkspaceItemsSpatially(ArrayList<ItemInfo> workspaceItems) { 2570 final LauncherAppState app = LauncherAppState.getInstance(); 2571 final DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); 2572 // XXX: review this 2573 Collections.sort(workspaceItems, new Comparator<ItemInfo>() { 2574 @Override 2575 public int compare(ItemInfo lhs, ItemInfo rhs) { 2576 int cellCountX = (int) grid.numColumns; 2577 int cellCountY = (int) grid.numRows; 2578 int screenOffset = cellCountX * cellCountY; 2579 int containerOffset = screenOffset * (Launcher.SCREEN_COUNT + 1); // +1 hotseat 2580 long lr = (lhs.container * containerOffset + lhs.screenId * screenOffset + 2581 lhs.cellY * cellCountX + lhs.cellX); 2582 long rr = (rhs.container * containerOffset + rhs.screenId * screenOffset + 2583 rhs.cellY * cellCountX + rhs.cellX); 2584 return (int) (lr - rr); 2585 } 2586 }); 2587 } 2588 2589 private void bindWorkspaceScreens(final Callbacks oldCallbacks, 2590 final ArrayList<Long> orderedScreens) { 2591 final Runnable r = new Runnable() { 2592 @Override 2593 public void run() { 2594 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2595 if (callbacks != null) { 2596 callbacks.bindScreens(orderedScreens); 2597 } 2598 } 2599 }; 2600 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2601 } 2602 2603 private void bindWorkspaceItems(final Callbacks oldCallbacks, 2604 final ArrayList<ItemInfo> workspaceItems, 2605 final ArrayList<LauncherAppWidgetInfo> appWidgets, 2606 final HashMap<Long, FolderInfo> folders, 2607 ArrayList<Runnable> deferredBindRunnables) { 2608 2609 final boolean postOnMainThread = (deferredBindRunnables != null); 2610 2611 // Bind the workspace items 2612 int N = workspaceItems.size(); 2613 for (int i = 0; i < N; i += ITEMS_CHUNK) { 2614 final int start = i; 2615 final int chunkSize = (i+ITEMS_CHUNK <= N) ? ITEMS_CHUNK : (N-i); 2616 final Runnable r = new Runnable() { 2617 @Override 2618 public void run() { 2619 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2620 if (callbacks != null) { 2621 callbacks.bindItems(workspaceItems, start, start+chunkSize, 2622 false); 2623 } 2624 } 2625 }; 2626 if (postOnMainThread) { 2627 synchronized (deferredBindRunnables) { 2628 deferredBindRunnables.add(r); 2629 } 2630 } else { 2631 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2632 } 2633 } 2634 2635 // Bind the folders 2636 if (!folders.isEmpty()) { 2637 final Runnable r = new Runnable() { 2638 public void run() { 2639 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2640 if (callbacks != null) { 2641 callbacks.bindFolders(folders); 2642 } 2643 } 2644 }; 2645 if (postOnMainThread) { 2646 synchronized (deferredBindRunnables) { 2647 deferredBindRunnables.add(r); 2648 } 2649 } else { 2650 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2651 } 2652 } 2653 2654 // Bind the widgets, one at a time 2655 N = appWidgets.size(); 2656 for (int i = 0; i < N; i++) { 2657 final LauncherAppWidgetInfo widget = appWidgets.get(i); 2658 final Runnable r = new Runnable() { 2659 public void run() { 2660 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2661 if (callbacks != null) { 2662 callbacks.bindAppWidget(widget); 2663 } 2664 } 2665 }; 2666 if (postOnMainThread) { 2667 deferredBindRunnables.add(r); 2668 } else { 2669 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2670 } 2671 } 2672 } 2673 2674 /** 2675 * Binds all loaded data to actual views on the main thread. 2676 */ 2677 private void bindWorkspace(int synchronizeBindPage, final boolean isUpgradePath) { 2678 final long t = SystemClock.uptimeMillis(); 2679 Runnable r; 2680 2681 // Don't use these two variables in any of the callback runnables. 2682 // Otherwise we hold a reference to them. 2683 final Callbacks oldCallbacks = mCallbacks.get(); 2684 if (oldCallbacks == null) { 2685 // This launcher has exited and nobody bothered to tell us. Just bail. 2686 Log.w(TAG, "LoaderTask running with no launcher"); 2687 return; 2688 } 2689 2690 // Save a copy of all the bg-thread collections 2691 ArrayList<ItemInfo> workspaceItems = new ArrayList<ItemInfo>(); 2692 ArrayList<LauncherAppWidgetInfo> appWidgets = 2693 new ArrayList<LauncherAppWidgetInfo>(); 2694 HashMap<Long, FolderInfo> folders = new HashMap<Long, FolderInfo>(); 2695 HashMap<Long, ItemInfo> itemsIdMap = new HashMap<Long, ItemInfo>(); 2696 ArrayList<Long> orderedScreenIds = new ArrayList<Long>(); 2697 synchronized (sBgLock) { 2698 workspaceItems.addAll(sBgWorkspaceItems); 2699 appWidgets.addAll(sBgAppWidgets); 2700 folders.putAll(sBgFolders); 2701 itemsIdMap.putAll(sBgItemsIdMap); 2702 orderedScreenIds.addAll(sBgWorkspaceScreens); 2703 } 2704 2705 final boolean isLoadingSynchronously = 2706 synchronizeBindPage != PagedView.INVALID_RESTORE_PAGE; 2707 int currScreen = isLoadingSynchronously ? synchronizeBindPage : 2708 oldCallbacks.getCurrentWorkspaceScreen(); 2709 if (currScreen >= orderedScreenIds.size()) { 2710 // There may be no workspace screens (just hotseat items and an empty page). 2711 currScreen = PagedView.INVALID_RESTORE_PAGE; 2712 } 2713 final int currentScreen = currScreen; 2714 final long currentScreenId = currentScreen < 0 2715 ? INVALID_SCREEN_ID : orderedScreenIds.get(currentScreen); 2716 2717 // Load all the items that are on the current page first (and in the process, unbind 2718 // all the existing workspace items before we call startBinding() below. 2719 unbindWorkspaceItemsOnMainThread(); 2720 2721 // Separate the items that are on the current screen, and all the other remaining items 2722 ArrayList<ItemInfo> currentWorkspaceItems = new ArrayList<ItemInfo>(); 2723 ArrayList<ItemInfo> otherWorkspaceItems = new ArrayList<ItemInfo>(); 2724 ArrayList<LauncherAppWidgetInfo> currentAppWidgets = 2725 new ArrayList<LauncherAppWidgetInfo>(); 2726 ArrayList<LauncherAppWidgetInfo> otherAppWidgets = 2727 new ArrayList<LauncherAppWidgetInfo>(); 2728 HashMap<Long, FolderInfo> currentFolders = new HashMap<Long, FolderInfo>(); 2729 HashMap<Long, FolderInfo> otherFolders = new HashMap<Long, FolderInfo>(); 2730 2731 filterCurrentWorkspaceItems(currentScreenId, workspaceItems, currentWorkspaceItems, 2732 otherWorkspaceItems); 2733 filterCurrentAppWidgets(currentScreenId, appWidgets, currentAppWidgets, 2734 otherAppWidgets); 2735 filterCurrentFolders(currentScreenId, itemsIdMap, folders, currentFolders, 2736 otherFolders); 2737 sortWorkspaceItemsSpatially(currentWorkspaceItems); 2738 sortWorkspaceItemsSpatially(otherWorkspaceItems); 2739 2740 // Tell the workspace that we're about to start binding items 2741 r = new Runnable() { 2742 public void run() { 2743 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2744 if (callbacks != null) { 2745 callbacks.startBinding(); 2746 } 2747 } 2748 }; 2749 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2750 2751 bindWorkspaceScreens(oldCallbacks, orderedScreenIds); 2752 2753 // Load items on the current page 2754 bindWorkspaceItems(oldCallbacks, currentWorkspaceItems, currentAppWidgets, 2755 currentFolders, null); 2756 if (isLoadingSynchronously) { 2757 r = new Runnable() { 2758 public void run() { 2759 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2760 if (callbacks != null && currentScreen != PagedView.INVALID_RESTORE_PAGE) { 2761 callbacks.onPageBoundSynchronously(currentScreen); 2762 } 2763 } 2764 }; 2765 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2766 } 2767 2768 // Load all the remaining pages (if we are loading synchronously, we want to defer this 2769 // work until after the first render) 2770 synchronized (mDeferredBindRunnables) { 2771 mDeferredBindRunnables.clear(); 2772 } 2773 bindWorkspaceItems(oldCallbacks, otherWorkspaceItems, otherAppWidgets, otherFolders, 2774 (isLoadingSynchronously ? mDeferredBindRunnables : null)); 2775 2776 // Tell the workspace that we're done binding items 2777 r = new Runnable() { 2778 public void run() { 2779 Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2780 if (callbacks != null) { 2781 callbacks.finishBindingItems(isUpgradePath); 2782 } 2783 2784 // If we're profiling, ensure this is the last thing in the queue. 2785 if (DEBUG_LOADERS) { 2786 Log.d(TAG, "bound workspace in " 2787 + (SystemClock.uptimeMillis()-t) + "ms"); 2788 } 2789 2790 mIsLoadingAndBindingWorkspace = false; 2791 } 2792 }; 2793 if (isLoadingSynchronously) { 2794 synchronized (mDeferredBindRunnables) { 2795 mDeferredBindRunnables.add(r); 2796 } 2797 } else { 2798 runOnMainThread(r, MAIN_THREAD_BINDING_RUNNABLE); 2799 } 2800 } 2801 2802 private void loadAndBindAllApps() { 2803 if (DEBUG_LOADERS) { 2804 Log.d(TAG, "loadAndBindAllApps mAllAppsLoaded=" + mAllAppsLoaded); 2805 } 2806 if (!mAllAppsLoaded) { 2807 loadAllApps(); 2808 synchronized (LoaderTask.this) { 2809 if (mStopped) { 2810 return; 2811 } 2812 mAllAppsLoaded = true; 2813 } 2814 } else { 2815 onlyBindAllApps(); 2816 } 2817 } 2818 2819 private void onlyBindAllApps() { 2820 final Callbacks oldCallbacks = mCallbacks.get(); 2821 if (oldCallbacks == null) { 2822 // This launcher has exited and nobody bothered to tell us. Just bail. 2823 Log.w(TAG, "LoaderTask running with no launcher (onlyBindAllApps)"); 2824 return; 2825 } 2826 2827 // shallow copy 2828 @SuppressWarnings("unchecked") 2829 final ArrayList<AppInfo> list 2830 = (ArrayList<AppInfo>) mBgAllAppsList.data.clone(); 2831 Runnable r = new Runnable() { 2832 public void run() { 2833 final long t = SystemClock.uptimeMillis(); 2834 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2835 if (callbacks != null) { 2836 callbacks.bindAllApplications(list); 2837 } 2838 if (DEBUG_LOADERS) { 2839 Log.d(TAG, "bound all " + list.size() + " apps from cache in " 2840 + (SystemClock.uptimeMillis()-t) + "ms"); 2841 } 2842 } 2843 }; 2844 boolean isRunningOnMainThread = !(sWorkerThread.getThreadId() == Process.myTid()); 2845 if (isRunningOnMainThread) { 2846 r.run(); 2847 } else { 2848 mHandler.post(r); 2849 } 2850 } 2851 2852 private void loadAllApps() { 2853 final long loadTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2854 2855 final Callbacks oldCallbacks = mCallbacks.get(); 2856 if (oldCallbacks == null) { 2857 // This launcher has exited and nobody bothered to tell us. Just bail. 2858 Log.w(TAG, "LoaderTask running with no launcher (loadAllApps)"); 2859 return; 2860 } 2861 2862 final Intent mainIntent = new Intent(Intent.ACTION_MAIN, null); 2863 mainIntent.addCategory(Intent.CATEGORY_LAUNCHER); 2864 2865 final List<UserHandleCompat> profiles = mUserManager.getUserProfiles(); 2866 2867 // Clear the list of apps 2868 mBgAllAppsList.clear(); 2869 SharedPreferences prefs = mContext.getSharedPreferences( 2870 LauncherAppState.getSharedPreferencesKey(), Context.MODE_PRIVATE); 2871 for (UserHandleCompat user : profiles) { 2872 // Query for the set of apps 2873 final long qiaTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2874 List<LauncherActivityInfoCompat> apps = mLauncherApps.getActivityList(null, user); 2875 if (DEBUG_LOADERS) { 2876 Log.d(TAG, "getActivityList took " 2877 + (SystemClock.uptimeMillis()-qiaTime) + "ms for user " + user); 2878 Log.d(TAG, "getActivityList got " + apps.size() + " apps for user " + user); 2879 } 2880 // Fail if we don't have any apps 2881 // TODO: Fix this. Only fail for the current user. 2882 if (apps == null || apps.isEmpty()) { 2883 return; 2884 } 2885 // Sort the applications by name 2886 final long sortTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; 2887 Collections.sort(apps, 2888 new LauncherModel.ShortcutNameComparator(mLabelCache)); 2889 if (DEBUG_LOADERS) { 2890 Log.d(TAG, "sort took " 2891 + (SystemClock.uptimeMillis()-sortTime) + "ms"); 2892 } 2893 2894 // Create the ApplicationInfos 2895 for (int i = 0; i < apps.size(); i++) { 2896 LauncherActivityInfoCompat app = apps.get(i); 2897 // This builds the icon bitmaps. 2898 mBgAllAppsList.add(new AppInfo(mContext, app, user, mIconCache, mLabelCache)); 2899 } 2900 2901 if (ADD_MANAGED_PROFILE_SHORTCUTS && !user.equals(UserHandleCompat.myUserHandle())) { 2902 // Add shortcuts for packages which were installed while launcher was dead. 2903 String shortcutsSetKey = INSTALLED_SHORTCUTS_SET_PREFIX 2904 + mUserManager.getSerialNumberForUser(user); 2905 Set<String> packagesAdded = prefs.getStringSet(shortcutsSetKey, Collections.EMPTY_SET); 2906 HashSet<String> newPackageSet = new HashSet<String>(); 2907 2908 for (LauncherActivityInfoCompat info : apps) { 2909 String packageName = info.getComponentName().getPackageName(); 2910 if (!packagesAdded.contains(packageName) 2911 && !newPackageSet.contains(packageName)) { 2912 InstallShortcutReceiver.queueInstallShortcut(info, mContext); 2913 } 2914 newPackageSet.add(packageName); 2915 } 2916 2917 prefs.edit().putStringSet(shortcutsSetKey, newPackageSet).commit(); 2918 } 2919 } 2920 // Huh? Shouldn't this be inside the Runnable below? 2921 final ArrayList<AppInfo> added = mBgAllAppsList.added; 2922 mBgAllAppsList.added = new ArrayList<AppInfo>(); 2923 2924 // Post callback on main thread 2925 mHandler.post(new Runnable() { 2926 public void run() { 2927 final long bindTime = SystemClock.uptimeMillis(); 2928 final Callbacks callbacks = tryGetCallbacks(oldCallbacks); 2929 if (callbacks != null) { 2930 callbacks.bindAllApplications(added); 2931 if (DEBUG_LOADERS) { 2932 Log.d(TAG, "bound " + added.size() + " apps in " 2933 + (SystemClock.uptimeMillis() - bindTime) + "ms"); 2934 } 2935 } else { 2936 Log.i(TAG, "not binding apps: no Launcher activity"); 2937 } 2938 } 2939 }); 2940 2941 if (DEBUG_LOADERS) { 2942 Log.d(TAG, "Icons processed in " 2943 + (SystemClock.uptimeMillis() - loadTime) + "ms"); 2944 } 2945 } 2946 2947 public void dumpState() { 2948 synchronized (sBgLock) { 2949 Log.d(TAG, "mLoaderTask.mContext=" + mContext); 2950 Log.d(TAG, "mLoaderTask.mIsLaunching=" + mIsLaunching); 2951 Log.d(TAG, "mLoaderTask.mStopped=" + mStopped); 2952 Log.d(TAG, "mLoaderTask.mLoadAndBindStepFinished=" + mLoadAndBindStepFinished); 2953 Log.d(TAG, "mItems size=" + sBgWorkspaceItems.size()); 2954 } 2955 } 2956 } 2957 2958 void enqueuePackageUpdated(PackageUpdatedTask task) { 2959 sWorker.post(task); 2960 } 2961 2962 private class AppsAvailabilityCheck extends BroadcastReceiver { 2963 2964 @Override 2965 public void onReceive(Context context, Intent intent) { 2966 synchronized (sBgLock) { 2967 final LauncherAppsCompat launcherApps = LauncherAppsCompat 2968 .getInstance(mApp.getContext()); 2969 final PackageManager manager = context.getPackageManager(); 2970 final ArrayList<String> packagesRemoved = new ArrayList<String>(); 2971 final ArrayList<String> packagesUnavailable = new ArrayList<String>(); 2972 for (Entry<UserHandleCompat, HashSet<String>> entry : sPendingPackages.entrySet()) { 2973 UserHandleCompat user = entry.getKey(); 2974 packagesRemoved.clear(); 2975 packagesUnavailable.clear(); 2976 for (String pkg : entry.getValue()) { 2977 if (!launcherApps.isPackageEnabledForProfile(pkg, user)) { 2978 boolean packageOnSdcard = launcherApps.isAppEnabled( 2979 manager, pkg, PackageManager.GET_UNINSTALLED_PACKAGES); 2980 if (packageOnSdcard) { 2981 Launcher.addDumpLog(TAG, "Package found on sd-card: " + pkg, true); 2982 packagesUnavailable.add(pkg); 2983 } else { 2984 Launcher.addDumpLog(TAG, "Package not found: " + pkg, true); 2985 packagesRemoved.add(pkg); 2986 } 2987 } 2988 } 2989 if (!packagesRemoved.isEmpty()) { 2990 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_REMOVE, 2991 packagesRemoved.toArray(new String[packagesRemoved.size()]), user)); 2992 } 2993 if (!packagesUnavailable.isEmpty()) { 2994 enqueuePackageUpdated(new PackageUpdatedTask(PackageUpdatedTask.OP_UNAVAILABLE, 2995 packagesUnavailable.toArray(new String[packagesUnavailable.size()]), user)); 2996 } 2997 } 2998 sPendingPackages.clear(); 2999 } 3000 } 3001 } 3002 3003 private class PackageUpdatedTask implements Runnable { 3004 int mOp; 3005 String[] mPackages; 3006 UserHandleCompat mUser; 3007 3008 public static final int OP_NONE = 0; 3009 public static final int OP_ADD = 1; 3010 public static final int OP_UPDATE = 2; 3011 public static final int OP_REMOVE = 3; // uninstlled 3012 public static final int OP_UNAVAILABLE = 4; // external media unmounted 3013 3014 3015 public PackageUpdatedTask(int op, String[] packages, UserHandleCompat user) { 3016 mOp = op; 3017 mPackages = packages; 3018 mUser = user; 3019 } 3020 3021 public void run() { 3022 final Context context = mApp.getContext(); 3023 3024 final String[] packages = mPackages; 3025 final int N = packages.length; 3026 switch (mOp) { 3027 case OP_ADD: 3028 for (int i=0; i<N; i++) { 3029 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.addPackage " + packages[i]); 3030 mIconCache.remove(packages[i], mUser); 3031 mBgAllAppsList.addPackage(context, packages[i], mUser); 3032 } 3033 3034 // Auto add shortcuts for added packages. 3035 if (ADD_MANAGED_PROFILE_SHORTCUTS 3036 && !UserHandleCompat.myUserHandle().equals(mUser)) { 3037 SharedPreferences prefs = context.getSharedPreferences( 3038 LauncherAppState.getSharedPreferencesKey(), Context.MODE_PRIVATE); 3039 String shortcutsSetKey = INSTALLED_SHORTCUTS_SET_PREFIX 3040 + mUserManager.getSerialNumberForUser(mUser); 3041 Set<String> shortcutSet = new HashSet<String>( 3042 prefs.getStringSet(shortcutsSetKey,Collections.EMPTY_SET)); 3043 3044 for (int i=0; i<N; i++) { 3045 if (!shortcutSet.contains(packages[i])) { 3046 shortcutSet.add(packages[i]); 3047 List<LauncherActivityInfoCompat> activities = 3048 mLauncherApps.getActivityList(packages[i], mUser); 3049 if (activities != null && !activities.isEmpty()) { 3050 InstallShortcutReceiver.queueInstallShortcut( 3051 activities.get(0), context); 3052 } 3053 } 3054 } 3055 3056 prefs.edit().putStringSet(shortcutsSetKey, shortcutSet).commit(); 3057 } 3058 break; 3059 case OP_UPDATE: 3060 for (int i=0; i<N; i++) { 3061 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.updatePackage " + packages[i]); 3062 mBgAllAppsList.updatePackage(context, packages[i], mUser); 3063 WidgetPreviewLoader.removePackageFromDb( 3064 mApp.getWidgetPreviewCacheDb(), packages[i]); 3065 } 3066 break; 3067 case OP_REMOVE: 3068 // Remove the packageName for the set of auto-installed shortcuts. This 3069 // will ensure that the shortcut when the app is installed again. 3070 if (ADD_MANAGED_PROFILE_SHORTCUTS 3071 && !UserHandleCompat.myUserHandle().equals(mUser)) { 3072 SharedPreferences prefs = context.getSharedPreferences( 3073 LauncherAppState.getSharedPreferencesKey(), Context.MODE_PRIVATE); 3074 String shortcutsSetKey = INSTALLED_SHORTCUTS_SET_PREFIX 3075 + mUserManager.getSerialNumberForUser(mUser); 3076 HashSet<String> shortcutSet = new HashSet<String>( 3077 prefs.getStringSet(shortcutsSetKey, Collections.EMPTY_SET)); 3078 shortcutSet.removeAll(Arrays.asList(mPackages)); 3079 prefs.edit().putStringSet(shortcutsSetKey, shortcutSet).commit(); 3080 } 3081 // Fall through 3082 case OP_UNAVAILABLE: 3083 boolean clearCache = mOp == OP_REMOVE; 3084 for (int i=0; i<N; i++) { 3085 if (DEBUG_LOADERS) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]); 3086 mBgAllAppsList.removePackage(packages[i], mUser, clearCache); 3087 WidgetPreviewLoader.removePackageFromDb( 3088 mApp.getWidgetPreviewCacheDb(), packages[i]); 3089 } 3090 break; 3091 } 3092 3093 ArrayList<AppInfo> added = null; 3094 ArrayList<AppInfo> modified = null; 3095 final ArrayList<AppInfo> removedApps = new ArrayList<AppInfo>(); 3096 3097 if (mBgAllAppsList.added.size() > 0) { 3098 added = new ArrayList<AppInfo>(mBgAllAppsList.added); 3099 mBgAllAppsList.added.clear(); 3100 } 3101 if (mBgAllAppsList.modified.size() > 0) { 3102 modified = new ArrayList<AppInfo>(mBgAllAppsList.modified); 3103 mBgAllAppsList.modified.clear(); 3104 } 3105 if (mBgAllAppsList.removed.size() > 0) { 3106 removedApps.addAll(mBgAllAppsList.removed); 3107 mBgAllAppsList.removed.clear(); 3108 } 3109 3110 final Callbacks callbacks = getCallback(); 3111 if (callbacks == null) { 3112 Log.w(TAG, "Nobody to tell about the new app. Launcher is probably loading."); 3113 return; 3114 } 3115 3116 final HashMap<ComponentName, AppInfo> addedOrUpdatedApps = 3117 new HashMap<ComponentName, AppInfo>(); 3118 3119 if (added != null) { 3120 // Ensure that we add all the workspace applications to the db 3121 if (LauncherAppState.isDisableAllApps()) { 3122 final ArrayList<ItemInfo> addedInfos = new ArrayList<ItemInfo>(added); 3123 addAndBindAddedWorkspaceApps(context, addedInfos); 3124 } else { 3125 addAppsToAllApps(context, added); 3126 } 3127 for (AppInfo ai : added) { 3128 addedOrUpdatedApps.put(ai.componentName, ai); 3129 } 3130 } 3131 3132 if (modified != null) { 3133 final ArrayList<AppInfo> modifiedFinal = modified; 3134 for (AppInfo ai : modified) { 3135 addedOrUpdatedApps.put(ai.componentName, ai); 3136 } 3137 3138 mHandler.post(new Runnable() { 3139 public void run() { 3140 Callbacks cb = getCallback(); 3141 if (callbacks == cb && cb != null) { 3142 callbacks.bindAppsUpdated(modifiedFinal); 3143 } 3144 } 3145 }); 3146 } 3147 3148 // Update shortcut infos 3149 if (mOp == OP_ADD || mOp == OP_UPDATE) { 3150 final ArrayList<ShortcutInfo> updatedShortcuts = new ArrayList<ShortcutInfo>(); 3151 final ArrayList<ShortcutInfo> removedShortcuts = new ArrayList<ShortcutInfo>(); 3152 final ArrayList<LauncherAppWidgetInfo> widgets = new ArrayList<LauncherAppWidgetInfo>(); 3153 3154 HashSet<String> packageSet = new HashSet<String>(Arrays.asList(packages)); 3155 synchronized (sBgLock) { 3156 for (ItemInfo info : sBgItemsIdMap.values()) { 3157 if (info instanceof ShortcutInfo && mUser.equals(info.user)) { 3158 ShortcutInfo si = (ShortcutInfo) info; 3159 boolean infoUpdated = false; 3160 boolean shortcutUpdated = false; 3161 3162 // Update shortcuts which use iconResource. 3163 if ((si.iconResource != null) 3164 && packageSet.contains(si.iconResource.packageName)) { 3165 Bitmap icon = Utilities.createIconBitmap(si.iconResource.packageName, 3166 si.iconResource.resourceName, mIconCache, context); 3167 if (icon != null) { 3168 si.setIcon(icon); 3169 si.usingFallbackIcon = false; 3170 infoUpdated = true; 3171 } 3172 } 3173 3174 ComponentName cn = si.getTargetComponent(); 3175 if (cn != null && packageSet.contains(cn.getPackageName())) { 3176 AppInfo appInfo = addedOrUpdatedApps.get(cn); 3177 3178 if (si.isPromise()) { 3179 mIconCache.deletePreloadedIcon(cn, mUser); 3180 if (si.hasStatusFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { 3181 // Auto install icon 3182 PackageManager pm = context.getPackageManager(); 3183 ResolveInfo matched = pm.resolveActivity( 3184 new Intent(Intent.ACTION_MAIN) 3185 .setComponent(cn).addCategory(Intent.CATEGORY_LAUNCHER), 3186 PackageManager.MATCH_DEFAULT_ONLY); 3187 if (matched == null) { 3188 // Try to find the best match activity. 3189 Intent intent = pm.getLaunchIntentForPackage( 3190 cn.getPackageName()); 3191 if (intent != null) { 3192 cn = intent.getComponent(); 3193 appInfo = addedOrUpdatedApps.get(cn); 3194 } 3195 3196 if ((intent == null) || (appInfo == null)) { 3197 removedShortcuts.add(si); 3198 continue; 3199 } 3200 si.promisedIntent = intent; 3201 } 3202 } 3203 3204 // Restore the shortcut. 3205 si.intent = si.promisedIntent; 3206 si.promisedIntent = null; 3207 si.status &= ~ShortcutInfo.FLAG_RESTORED_ICON 3208 & ~ShortcutInfo.FLAG_AUTOINTALL_ICON 3209 & ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; 3210 3211 infoUpdated = true; 3212 si.updateIcon(mIconCache); 3213 } 3214 3215 if (appInfo != null && Intent.ACTION_MAIN.equals(si.intent.getAction()) 3216 && si.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { 3217 si.updateIcon(mIconCache); 3218 si.title = appInfo.title.toString(); 3219 si.contentDescription = appInfo.contentDescription; 3220 infoUpdated = true; 3221 } 3222 3223 if ((si.isDisabled & ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE) != 0) { 3224 // Since package was just updated, the target must be available now. 3225 si.isDisabled &= ~ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3226 shortcutUpdated = true; 3227 } 3228 } 3229 3230 if (infoUpdated || shortcutUpdated) { 3231 updatedShortcuts.add(si); 3232 } 3233 if (infoUpdated) { 3234 updateItemInDatabase(context, si); 3235 } 3236 } else if (info instanceof LauncherAppWidgetInfo) { 3237 LauncherAppWidgetInfo widgetInfo = (LauncherAppWidgetInfo) info; 3238 if (mUser.equals(widgetInfo.user) 3239 && widgetInfo.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) 3240 && packageSet.contains(widgetInfo.providerName.getPackageName())) { 3241 widgetInfo.restoreStatus &= ~LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY; 3242 widgets.add(widgetInfo); 3243 updateItemInDatabase(context, widgetInfo); 3244 } 3245 } 3246 } 3247 } 3248 3249 if (!updatedShortcuts.isEmpty() || !removedShortcuts.isEmpty()) { 3250 mHandler.post(new Runnable() { 3251 3252 public void run() { 3253 Callbacks cb = getCallback(); 3254 if (callbacks == cb && cb != null) { 3255 callbacks.bindShortcutsChanged( 3256 updatedShortcuts, removedShortcuts, mUser); 3257 } 3258 } 3259 }); 3260 if (!removedShortcuts.isEmpty()) { 3261 deleteItemsFromDatabase(context, removedShortcuts); 3262 } 3263 } 3264 if (!widgets.isEmpty()) { 3265 mHandler.post(new Runnable() { 3266 public void run() { 3267 Callbacks cb = getCallback(); 3268 if (callbacks == cb && cb != null) { 3269 callbacks.bindWidgetsRestored(widgets); 3270 } 3271 } 3272 }); 3273 } 3274 } 3275 3276 final ArrayList<String> removedPackageNames = 3277 new ArrayList<String>(); 3278 if (mOp == OP_REMOVE || mOp == OP_UNAVAILABLE) { 3279 // Mark all packages in the broadcast to be removed 3280 removedPackageNames.addAll(Arrays.asList(packages)); 3281 } else if (mOp == OP_UPDATE) { 3282 // Mark disabled packages in the broadcast to be removed 3283 for (int i=0; i<N; i++) { 3284 if (isPackageDisabled(context, packages[i], mUser)) { 3285 removedPackageNames.add(packages[i]); 3286 } 3287 } 3288 } 3289 3290 if (!removedPackageNames.isEmpty() || !removedApps.isEmpty()) { 3291 final int removeReason; 3292 if (mOp == OP_UNAVAILABLE) { 3293 removeReason = ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; 3294 } else { 3295 // Remove all the components associated with this package 3296 for (String pn : removedPackageNames) { 3297 deletePackageFromDatabase(context, pn, mUser); 3298 } 3299 // Remove all the specific components 3300 for (AppInfo a : removedApps) { 3301 ArrayList<ItemInfo> infos = getItemInfoForComponentName(a.componentName, mUser); 3302 deleteItemsFromDatabase(context, infos); 3303 } 3304 removeReason = 0; 3305 } 3306 3307 // Remove any queued items from the install queue 3308 InstallShortcutReceiver.removeFromInstallQueue(context, removedPackageNames, mUser); 3309 // Call the components-removed callback 3310 mHandler.post(new Runnable() { 3311 public void run() { 3312 Callbacks cb = getCallback(); 3313 if (callbacks == cb && cb != null) { 3314 callbacks.bindComponentsRemoved( 3315 removedPackageNames, removedApps, mUser, removeReason); 3316 } 3317 } 3318 }); 3319 } 3320 3321 final ArrayList<Object> widgetsAndShortcuts = 3322 getSortedWidgetsAndShortcuts(context); 3323 mHandler.post(new Runnable() { 3324 @Override 3325 public void run() { 3326 Callbacks cb = getCallback(); 3327 if (callbacks == cb && cb != null) { 3328 callbacks.bindPackagesUpdated(widgetsAndShortcuts); 3329 } 3330 } 3331 }); 3332 3333 // Write all the logs to disk 3334 mHandler.post(new Runnable() { 3335 public void run() { 3336 Callbacks cb = getCallback(); 3337 if (callbacks == cb && cb != null) { 3338 callbacks.dumpLogsToLocalData(); 3339 } 3340 } 3341 }); 3342 } 3343 } 3344 3345 public static List<LauncherAppWidgetProviderInfo> getWidgetProviders(Context context) { 3346 synchronized (sBgLock) { 3347 if (sBgWidgetProviders != null && !sWidgetProvidersDirty) { 3348 return new ArrayList<LauncherAppWidgetProviderInfo>(sBgWidgetProviders.values()); 3349 } 3350 sBgWidgetProviders = new HashMap<ComponentName, LauncherAppWidgetProviderInfo>(); 3351 List<AppWidgetProviderInfo> widgets = 3352 AppWidgetManagerCompat.getInstance(context).getAllProviders(); 3353 LauncherAppWidgetProviderInfo info; 3354 for (AppWidgetProviderInfo pInfo : widgets) { 3355 info = LauncherAppWidgetProviderInfo.fromProviderInfo(context, pInfo); 3356 sBgWidgetProviders.put(info.provider, info); 3357 } 3358 3359 Collection<CustomAppWidget> customWidgets = Launcher.getCustomAppWidgets().values(); 3360 for (CustomAppWidget widget : customWidgets) { 3361 info = new LauncherAppWidgetProviderInfo(context, widget); 3362 sBgWidgetProviders.put(info.provider, info); 3363 } 3364 sWidgetProvidersDirty = false; 3365 return new ArrayList<LauncherAppWidgetProviderInfo>(sBgWidgetProviders.values()); 3366 } 3367 } 3368 3369 public static LauncherAppWidgetProviderInfo getProviderInfo(Context ctx, ComponentName name) { 3370 synchronized (sBgLock) { 3371 if (sBgWidgetProviders == null) { 3372 getWidgetProviders(ctx); 3373 } 3374 return sBgWidgetProviders.get(name); 3375 } 3376 } 3377 3378 // Returns a list of ResolveInfos/AppWindowInfos in sorted order 3379 public static ArrayList<Object> getSortedWidgetsAndShortcuts(Context context) { 3380 PackageManager packageManager = context.getPackageManager(); 3381 final ArrayList<Object> widgetsAndShortcuts = new ArrayList<Object>(); 3382 widgetsAndShortcuts.addAll(getWidgetProviders(context)); 3383 Intent shortcutsIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); 3384 widgetsAndShortcuts.addAll(packageManager.queryIntentActivities(shortcutsIntent, 0)); 3385 Collections.sort(widgetsAndShortcuts, new WidgetAndShortcutNameComparator(context)); 3386 return widgetsAndShortcuts; 3387 } 3388 3389 private static boolean isPackageDisabled(Context context, String packageName, 3390 UserHandleCompat user) { 3391 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3392 return !launcherApps.isPackageEnabledForProfile(packageName, user); 3393 } 3394 3395 public static boolean isValidPackageActivity(Context context, ComponentName cn, 3396 UserHandleCompat user) { 3397 if (cn == null) { 3398 return false; 3399 } 3400 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3401 if (!launcherApps.isPackageEnabledForProfile(cn.getPackageName(), user)) { 3402 return false; 3403 } 3404 return launcherApps.isActivityEnabledForProfile(cn, user); 3405 } 3406 3407 public static boolean isValidPackage(Context context, String packageName, 3408 UserHandleCompat user) { 3409 if (packageName == null) { 3410 return false; 3411 } 3412 final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); 3413 return launcherApps.isPackageEnabledForProfile(packageName, user); 3414 } 3415 3416 /** 3417 * Make an ShortcutInfo object for a restored application or shortcut item that points 3418 * to a package that is not yet installed on the system. 3419 */ 3420 public ShortcutInfo getRestoredItemInfo(Cursor cursor, int titleIndex, Intent intent, 3421 int promiseType) { 3422 final ShortcutInfo info = new ShortcutInfo(); 3423 info.user = UserHandleCompat.myUserHandle(); 3424 mIconCache.getTitleAndIcon(info, intent, info.user, true); 3425 3426 if ((promiseType & ShortcutInfo.FLAG_RESTORED_ICON) != 0) { 3427 String title = (cursor != null) ? cursor.getString(titleIndex) : null; 3428 if (!TextUtils.isEmpty(title)) { 3429 info.title = title; 3430 } 3431 info.status = ShortcutInfo.FLAG_RESTORED_ICON; 3432 } else if ((promiseType & ShortcutInfo.FLAG_AUTOINTALL_ICON) != 0) { 3433 if (TextUtils.isEmpty(info.title)) { 3434 info.title = (cursor != null) ? cursor.getString(titleIndex) : ""; 3435 } 3436 info.status = ShortcutInfo.FLAG_AUTOINTALL_ICON; 3437 } else { 3438 throw new InvalidParameterException("Invalid restoreType " + promiseType); 3439 } 3440 3441 info.contentDescription = mUserManager.getBadgedLabelForUser( 3442 info.title.toString(), info.user); 3443 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT; 3444 info.promisedIntent = intent; 3445 return info; 3446 } 3447 3448 /** 3449 * Make an Intent object for a restored application or shortcut item that points 3450 * to the market page for the item. 3451 */ 3452 private Intent getRestoredItemIntent(Cursor c, Context context, Intent intent) { 3453 ComponentName componentName = intent.getComponent(); 3454 return getMarketIntent(componentName.getPackageName()); 3455 } 3456 3457 static Intent getMarketIntent(String packageName) { 3458 return new Intent(Intent.ACTION_VIEW) 3459 .setData(new Uri.Builder() 3460 .scheme("market") 3461 .authority("details") 3462 .appendQueryParameter("id", packageName) 3463 .build()); 3464 } 3465 3466 /** 3467 * This is called from the code that adds shortcuts from the intent receiver. This 3468 * doesn't have a Cursor, but 3469 */ 3470 public ShortcutInfo getShortcutInfo(PackageManager manager, Intent intent, 3471 UserHandleCompat user, Context context) { 3472 return getShortcutInfo(manager, intent, user, context, null, -1, -1, null, false); 3473 } 3474 3475 /** 3476 * Make an ShortcutInfo object for a shortcut that is an application. 3477 * 3478 * If c is not null, then it will be used to fill in missing data like the title and icon. 3479 */ 3480 public ShortcutInfo getShortcutInfo(PackageManager manager, Intent intent, 3481 UserHandleCompat user, Context context, Cursor c, int iconIndex, int titleIndex, 3482 HashMap<Object, CharSequence> labelCache, boolean allowMissingTarget) { 3483 if (user == null) { 3484 Log.d(TAG, "Null user found in getShortcutInfo"); 3485 return null; 3486 } 3487 3488 ComponentName componentName = intent.getComponent(); 3489 if (componentName == null) { 3490 Log.d(TAG, "Missing component found in getShortcutInfo: " + componentName); 3491 return null; 3492 } 3493 3494 Intent newIntent = new Intent(intent.getAction(), null); 3495 newIntent.addCategory(Intent.CATEGORY_LAUNCHER); 3496 newIntent.setComponent(componentName); 3497 LauncherActivityInfoCompat lai = mLauncherApps.resolveActivity(newIntent, user); 3498 if ((lai == null) && !allowMissingTarget) { 3499 Log.d(TAG, "Missing activity found in getShortcutInfo: " + componentName); 3500 return null; 3501 } 3502 3503 final ShortcutInfo info = new ShortcutInfo(); 3504 3505 // the resource -- This may implicitly give us back the fallback icon, 3506 // but don't worry about that. All we're doing with usingFallbackIcon is 3507 // to avoid saving lots of copies of that in the database, and most apps 3508 // have icons anyway. 3509 Bitmap icon = mIconCache.getIcon(componentName, lai, labelCache); 3510 3511 // the db 3512 if (icon == null) { 3513 if (c != null) { 3514 icon = getIconFromCursor(c, iconIndex, context); 3515 } 3516 } 3517 // the fallback icon 3518 if (icon == null) { 3519 icon = mIconCache.getDefaultIcon(user); 3520 info.usingFallbackIcon = true; 3521 } 3522 info.setIcon(icon); 3523 3524 // From the cache. 3525 if (labelCache != null) { 3526 info.title = labelCache.get(componentName); 3527 } 3528 3529 // from the resource 3530 if (info.title == null && lai != null) { 3531 info.title = lai.getLabel(); 3532 if (labelCache != null) { 3533 labelCache.put(componentName, info.title); 3534 } 3535 } 3536 // from the db 3537 if (info.title == null) { 3538 if (c != null) { 3539 info.title = c.getString(titleIndex); 3540 } 3541 } 3542 // fall back to the class name of the activity 3543 if (info.title == null) { 3544 info.title = componentName.getClassName(); 3545 } 3546 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_APPLICATION; 3547 info.user = user; 3548 info.contentDescription = mUserManager.getBadgedLabelForUser( 3549 info.title.toString(), info.user); 3550 return info; 3551 } 3552 3553 static ArrayList<ItemInfo> filterItemInfos(Collection<ItemInfo> infos, 3554 ItemInfoFilter f) { 3555 HashSet<ItemInfo> filtered = new HashSet<ItemInfo>(); 3556 for (ItemInfo i : infos) { 3557 if (i instanceof ShortcutInfo) { 3558 ShortcutInfo info = (ShortcutInfo) i; 3559 ComponentName cn = info.getTargetComponent(); 3560 if (cn != null && f.filterItem(null, info, cn)) { 3561 filtered.add(info); 3562 } 3563 } else if (i instanceof FolderInfo) { 3564 FolderInfo info = (FolderInfo) i; 3565 for (ShortcutInfo s : info.contents) { 3566 ComponentName cn = s.getTargetComponent(); 3567 if (cn != null && f.filterItem(info, s, cn)) { 3568 filtered.add(s); 3569 } 3570 } 3571 } else if (i instanceof LauncherAppWidgetInfo) { 3572 LauncherAppWidgetInfo info = (LauncherAppWidgetInfo) i; 3573 ComponentName cn = info.providerName; 3574 if (cn != null && f.filterItem(null, info, cn)) { 3575 filtered.add(info); 3576 } 3577 } 3578 } 3579 return new ArrayList<ItemInfo>(filtered); 3580 } 3581 3582 private ArrayList<ItemInfo> getItemInfoForComponentName(final ComponentName cname, 3583 final UserHandleCompat user) { 3584 ItemInfoFilter filter = new ItemInfoFilter() { 3585 @Override 3586 public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn) { 3587 if (info.user == null) { 3588 return cn.equals(cname); 3589 } else { 3590 return cn.equals(cname) && info.user.equals(user); 3591 } 3592 } 3593 }; 3594 return filterItemInfos(sBgItemsIdMap.values(), filter); 3595 } 3596 3597 /** 3598 * Make an ShortcutInfo object for a shortcut that isn't an application. 3599 */ 3600 private ShortcutInfo getShortcutInfo(Cursor c, Context context, 3601 int iconTypeIndex, int iconPackageIndex, int iconResourceIndex, int iconIndex, 3602 int titleIndex) { 3603 3604 Bitmap icon = null; 3605 final ShortcutInfo info = new ShortcutInfo(); 3606 // Non-app shortcuts are only supported for current user. 3607 info.user = UserHandleCompat.myUserHandle(); 3608 info.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT; 3609 3610 // TODO: If there's an explicit component and we can't install that, delete it. 3611 3612 info.title = c.getString(titleIndex); 3613 3614 int iconType = c.getInt(iconTypeIndex); 3615 switch (iconType) { 3616 case LauncherSettings.Favorites.ICON_TYPE_RESOURCE: 3617 String packageName = c.getString(iconPackageIndex); 3618 String resourceName = c.getString(iconResourceIndex); 3619 info.customIcon = false; 3620 // the resource 3621 icon = Utilities.createIconBitmap(packageName, resourceName, mIconCache, context); 3622 // the db 3623 if (icon == null) { 3624 icon = getIconFromCursor(c, iconIndex, context); 3625 } 3626 // the fallback icon 3627 if (icon == null) { 3628 icon = mIconCache.getDefaultIcon(info.user); 3629 info.usingFallbackIcon = true; 3630 } 3631 break; 3632 case LauncherSettings.Favorites.ICON_TYPE_BITMAP: 3633 icon = getIconFromCursor(c, iconIndex, context); 3634 if (icon == null) { 3635 icon = mIconCache.getDefaultIcon(info.user); 3636 info.customIcon = false; 3637 info.usingFallbackIcon = true; 3638 } else { 3639 info.customIcon = true; 3640 } 3641 break; 3642 default: 3643 icon = mIconCache.getDefaultIcon(info.user); 3644 info.usingFallbackIcon = true; 3645 info.customIcon = false; 3646 break; 3647 } 3648 info.setIcon(icon); 3649 return info; 3650 } 3651 3652 Bitmap getIconFromCursor(Cursor c, int iconIndex, Context context) { 3653 @SuppressWarnings("all") // suppress dead code warning 3654 final boolean debug = false; 3655 if (debug) { 3656 Log.d(TAG, "getIconFromCursor app=" 3657 + c.getString(c.getColumnIndexOrThrow(LauncherSettings.Favorites.TITLE))); 3658 } 3659 byte[] data = c.getBlob(iconIndex); 3660 try { 3661 return Utilities.createIconBitmap( 3662 BitmapFactory.decodeByteArray(data, 0, data.length), context); 3663 } catch (Exception e) { 3664 return null; 3665 } 3666 } 3667 3668 ShortcutInfo infoFromShortcutIntent(Context context, Intent data) { 3669 Intent intent = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_INTENT); 3670 String name = data.getStringExtra(Intent.EXTRA_SHORTCUT_NAME); 3671 Parcelable bitmap = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON); 3672 3673 if (intent == null) { 3674 // If the intent is null, we can't construct a valid ShortcutInfo, so we return null 3675 Log.e(TAG, "Can't construct ShorcutInfo with null intent"); 3676 return null; 3677 } 3678 3679 Bitmap icon = null; 3680 boolean customIcon = false; 3681 ShortcutIconResource iconResource = null; 3682 3683 if (bitmap instanceof Bitmap) { 3684 icon = Utilities.createIconBitmap((Bitmap) bitmap, context); 3685 customIcon = true; 3686 } else { 3687 Parcelable extra = data.getParcelableExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE); 3688 if (extra instanceof ShortcutIconResource) { 3689 iconResource = (ShortcutIconResource) extra; 3690 icon = Utilities.createIconBitmap(iconResource.packageName, 3691 iconResource.resourceName, mIconCache, context); 3692 } 3693 } 3694 3695 final ShortcutInfo info = new ShortcutInfo(); 3696 3697 // Only support intents for current user for now. Intents sent from other 3698 // users wouldn't get here without intent forwarding anyway. 3699 info.user = UserHandleCompat.myUserHandle(); 3700 if (icon == null) { 3701 icon = mIconCache.getDefaultIcon(info.user); 3702 info.usingFallbackIcon = true; 3703 } 3704 info.setIcon(icon); 3705 3706 info.title = name; 3707 info.contentDescription = mUserManager.getBadgedLabelForUser( 3708 info.title.toString(), info.user); 3709 info.intent = intent; 3710 info.customIcon = customIcon; 3711 info.iconResource = iconResource; 3712 3713 return info; 3714 } 3715 3716 boolean queueIconToBeChecked(HashMap<Object, byte[]> cache, ShortcutInfo info, Cursor c, 3717 int iconIndex) { 3718 // If apps can't be on SD, don't even bother. 3719 if (!mAppsCanBeOnRemoveableStorage) { 3720 return false; 3721 } 3722 // If this icon doesn't have a custom icon, check to see 3723 // what's stored in the DB, and if it doesn't match what 3724 // we're going to show, store what we are going to show back 3725 // into the DB. We do this so when we're loading, if the 3726 // package manager can't find an icon (for example because 3727 // the app is on SD) then we can use that instead. 3728 if (!info.customIcon && !info.usingFallbackIcon) { 3729 cache.put(info, c.getBlob(iconIndex)); 3730 return true; 3731 } 3732 return false; 3733 } 3734 void updateSavedIcon(Context context, ShortcutInfo info, byte[] data) { 3735 boolean needSave = false; 3736 try { 3737 if (data != null) { 3738 Bitmap saved = BitmapFactory.decodeByteArray(data, 0, data.length); 3739 Bitmap loaded = info.getIcon(mIconCache); 3740 needSave = !saved.sameAs(loaded); 3741 } else { 3742 needSave = true; 3743 } 3744 } catch (Exception e) { 3745 needSave = true; 3746 } 3747 if (needSave) { 3748 Log.d(TAG, "going to save icon bitmap for info=" + info); 3749 // This is slower than is ideal, but this only happens once 3750 // or when the app is updated with a new icon. 3751 updateItemInDatabase(context, info); 3752 } 3753 } 3754 3755 /** 3756 * Return an existing FolderInfo object if we have encountered this ID previously, 3757 * or make a new one. 3758 */ 3759 private static FolderInfo findOrMakeFolder(HashMap<Long, FolderInfo> folders, long id) { 3760 // See if a placeholder was created for us already 3761 FolderInfo folderInfo = folders.get(id); 3762 if (folderInfo == null) { 3763 // No placeholder -- create a new instance 3764 folderInfo = new FolderInfo(); 3765 folders.put(id, folderInfo); 3766 } 3767 return folderInfo; 3768 } 3769 3770 public static final Comparator<AppInfo> getAppNameComparator() { 3771 final Collator collator = Collator.getInstance(); 3772 return new Comparator<AppInfo>() { 3773 public final int compare(AppInfo a, AppInfo b) { 3774 if (a.user.equals(b.user)) { 3775 int result = collator.compare(a.title.toString().trim(), 3776 b.title.toString().trim()); 3777 if (result == 0) { 3778 result = a.componentName.compareTo(b.componentName); 3779 } 3780 return result; 3781 } else { 3782 // TODO Need to figure out rules for sorting 3783 // profiles, this puts work second. 3784 return a.user.toString().compareTo(b.user.toString()); 3785 } 3786 } 3787 }; 3788 } 3789 public static final Comparator<AppInfo> APP_INSTALL_TIME_COMPARATOR 3790 = new Comparator<AppInfo>() { 3791 public final int compare(AppInfo a, AppInfo b) { 3792 if (a.firstInstallTime < b.firstInstallTime) return 1; 3793 if (a.firstInstallTime > b.firstInstallTime) return -1; 3794 return 0; 3795 } 3796 }; 3797 static ComponentName getComponentNameFromResolveInfo(ResolveInfo info) { 3798 if (info.activityInfo != null) { 3799 return new ComponentName(info.activityInfo.packageName, info.activityInfo.name); 3800 } else { 3801 return new ComponentName(info.serviceInfo.packageName, info.serviceInfo.name); 3802 } 3803 } 3804 public static class ShortcutNameComparator implements Comparator<LauncherActivityInfoCompat> { 3805 private Collator mCollator; 3806 private HashMap<Object, CharSequence> mLabelCache; 3807 ShortcutNameComparator(PackageManager pm) { 3808 mLabelCache = new HashMap<Object, CharSequence>(); 3809 mCollator = Collator.getInstance(); 3810 } 3811 ShortcutNameComparator(HashMap<Object, CharSequence> labelCache) { 3812 mLabelCache = labelCache; 3813 mCollator = Collator.getInstance(); 3814 } 3815 public final int compare(LauncherActivityInfoCompat a, LauncherActivityInfoCompat b) { 3816 String labelA, labelB; 3817 ComponentName keyA = a.getComponentName(); 3818 ComponentName keyB = b.getComponentName(); 3819 if (mLabelCache.containsKey(keyA)) { 3820 labelA = mLabelCache.get(keyA).toString(); 3821 } else { 3822 labelA = a.getLabel().toString().trim(); 3823 3824 mLabelCache.put(keyA, labelA); 3825 } 3826 if (mLabelCache.containsKey(keyB)) { 3827 labelB = mLabelCache.get(keyB).toString(); 3828 } else { 3829 labelB = b.getLabel().toString().trim(); 3830 3831 mLabelCache.put(keyB, labelB); 3832 } 3833 return mCollator.compare(labelA, labelB); 3834 } 3835 }; 3836 public static class WidgetAndShortcutNameComparator implements Comparator<Object> { 3837 private final AppWidgetManagerCompat mManager; 3838 private final PackageManager mPackageManager; 3839 private final HashMap<Object, String> mLabelCache; 3840 private final Collator mCollator; 3841 3842 WidgetAndShortcutNameComparator(Context context) { 3843 mManager = AppWidgetManagerCompat.getInstance(context); 3844 mPackageManager = context.getPackageManager(); 3845 mLabelCache = new HashMap<Object, String>(); 3846 mCollator = Collator.getInstance(); 3847 } 3848 public final int compare(Object a, Object b) { 3849 String labelA, labelB; 3850 if (mLabelCache.containsKey(a)) { 3851 labelA = mLabelCache.get(a); 3852 } else { 3853 labelA = (a instanceof LauncherAppWidgetProviderInfo) 3854 ? mManager.loadLabel((LauncherAppWidgetProviderInfo) a) 3855 : ((ResolveInfo) a).loadLabel(mPackageManager).toString().trim(); 3856 mLabelCache.put(a, labelA); 3857 } 3858 if (mLabelCache.containsKey(b)) { 3859 labelB = mLabelCache.get(b); 3860 } else { 3861 labelB = (b instanceof LauncherAppWidgetProviderInfo) 3862 ? mManager.loadLabel((LauncherAppWidgetProviderInfo) a) 3863 : ((ResolveInfo) b).loadLabel(mPackageManager).toString().trim(); 3864 mLabelCache.put(b, labelB); 3865 } 3866 return mCollator.compare(labelA, labelB); 3867 } 3868 }; 3869 3870 static boolean isValidProvider(AppWidgetProviderInfo provider) { 3871 return (provider != null) && (provider.provider != null) 3872 && (provider.provider.getPackageName() != null); 3873 } 3874 3875 public void dumpState() { 3876 Log.d(TAG, "mCallbacks=" + mCallbacks); 3877 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.data", mBgAllAppsList.data); 3878 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.added", mBgAllAppsList.added); 3879 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.removed", mBgAllAppsList.removed); 3880 AppInfo.dumpApplicationInfoList(TAG, "mAllAppsList.modified", mBgAllAppsList.modified); 3881 if (mLoaderTask != null) { 3882 mLoaderTask.dumpState(); 3883 } else { 3884 Log.d(TAG, "mLoaderTask=null"); 3885 } 3886 } 3887 3888 public Callbacks getCallback() { 3889 return mCallbacks != null ? mCallbacks.get() : null; 3890 } 3891} 3892