| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.launcher3; |
| |
| import android.appwidget.AppWidgetProviderInfo; |
| import android.content.BroadcastReceiver; |
| import android.content.ComponentName; |
| import android.content.ContentProviderOperation; |
| import android.content.ContentResolver; |
| import android.content.ContentValues; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.content.pm.LauncherActivityInfo; |
| import android.net.Uri; |
| import android.os.Handler; |
| import android.os.HandlerThread; |
| import android.os.Looper; |
| import android.os.Process; |
| import android.os.SystemClock; |
| import android.os.Trace; |
| import android.os.UserHandle; |
| import android.text.TextUtils; |
| import android.util.Log; |
| import android.util.LongSparseArray; |
| import android.util.MutableInt; |
| |
| import com.android.launcher3.compat.AppWidgetManagerCompat; |
| import com.android.launcher3.compat.LauncherAppsCompat; |
| import com.android.launcher3.compat.PackageInstallerCompat; |
| import com.android.launcher3.compat.PackageInstallerCompat.PackageInstallInfo; |
| import com.android.launcher3.compat.UserManagerCompat; |
| import com.android.launcher3.config.ProviderConfig; |
| import com.android.launcher3.dynamicui.ExtractionUtils; |
| import com.android.launcher3.folder.Folder; |
| import com.android.launcher3.folder.FolderIcon; |
| import com.android.launcher3.graphics.LauncherIcons; |
| import com.android.launcher3.logging.FileLog; |
| import com.android.launcher3.model.AddWorkspaceItemsTask; |
| import com.android.launcher3.model.BgDataModel; |
| import com.android.launcher3.model.CacheDataUpdatedTask; |
| import com.android.launcher3.model.ExtendedModelTask; |
| import com.android.launcher3.model.GridSizeMigrationTask; |
| import com.android.launcher3.model.LoaderCursor; |
| import com.android.launcher3.model.ModelWriter; |
| import com.android.launcher3.model.PackageInstallStateChangedTask; |
| import com.android.launcher3.model.PackageItemInfo; |
| import com.android.launcher3.model.PackageUpdatedTask; |
| import com.android.launcher3.model.SdCardAvailableReceiver; |
| import com.android.launcher3.model.ShortcutsChangedTask; |
| import com.android.launcher3.model.UserLockStateChangedTask; |
| import com.android.launcher3.model.WidgetItem; |
| import com.android.launcher3.model.WidgetsModel; |
| import com.android.launcher3.provider.ImportDataTask; |
| import com.android.launcher3.provider.LauncherDbUtils; |
| import com.android.launcher3.shortcuts.DeepShortcutManager; |
| import com.android.launcher3.shortcuts.ShortcutInfoCompat; |
| import com.android.launcher3.shortcuts.ShortcutKey; |
| import com.android.launcher3.util.ComponentKey; |
| import com.android.launcher3.util.ManagedProfileHeuristic; |
| import com.android.launcher3.util.MultiHashMap; |
| import com.android.launcher3.util.PackageManagerHelper; |
| import com.android.launcher3.util.Preconditions; |
| import com.android.launcher3.util.Provider; |
| import com.android.launcher3.util.Thunk; |
| import com.android.launcher3.util.ViewOnDrawExecutor; |
| |
| import java.io.FileDescriptor; |
| import java.io.PrintWriter; |
| import java.lang.ref.WeakReference; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.Comparator; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.concurrent.CancellationException; |
| import java.util.concurrent.Executor; |
| |
| /** |
| * Maintains in-memory state of the Launcher. It is expected that there should be only one |
| * LauncherModel object held in a static. Also provide APIs for updating the database state |
| * for the Launcher. |
| */ |
| public class LauncherModel extends BroadcastReceiver |
| implements LauncherAppsCompat.OnAppsChangedCallbackCompat { |
| static final boolean DEBUG_LOADERS = false; |
| private static final boolean DEBUG_RECEIVER = false; |
| |
| static final String TAG = "Launcher.Model"; |
| |
| private static final int ITEMS_CHUNK = 6; // batch size for the workspace icons |
| private static final long INVALID_SCREEN_ID = -1L; |
| |
| @Thunk final LauncherAppState mApp; |
| @Thunk final Object mLock = new Object(); |
| @Thunk DeferredHandler mHandler = new DeferredHandler(); |
| @Thunk LoaderTask mLoaderTask; |
| @Thunk boolean mIsLoaderTaskRunning; |
| @Thunk boolean mHasLoaderCompletedOnce; |
| |
| @Thunk static final HandlerThread sWorkerThread = new HandlerThread("launcher-loader"); |
| static { |
| sWorkerThread.start(); |
| } |
| @Thunk static final Handler sWorker = new Handler(sWorkerThread.getLooper()); |
| |
| // Indicates whether the current model data is valid or not. |
| // We start off with everything not loaded. After that, we assume that |
| // our monitoring of the package manager provides all updates and we never |
| // need to do a requery. This is only ever touched from the loader thread. |
| private boolean mModelLoaded; |
| |
| /** |
| * Set of runnables to be called on the background thread after the workspace binding |
| * is complete. |
| */ |
| static final ArrayList<Runnable> mBindCompleteRunnables = new ArrayList<Runnable>(); |
| |
| @Thunk WeakReference<Callbacks> mCallbacks; |
| |
| // < only access in worker thread > |
| private final AllAppsList mBgAllAppsList; |
| // Entire list of widgets. |
| private final WidgetsModel mBgWidgetsModel; |
| |
| private boolean mHasShortcutHostPermission; |
| // Runnable to check if the shortcuts permission has changed. |
| private final Runnable mShortcutPermissionCheckRunnable = new Runnable() { |
| @Override |
| public void run() { |
| if (mModelLoaded) { |
| boolean hasShortcutHostPermission = |
| DeepShortcutManager.getInstance(mApp.getContext()).hasHostPermission(); |
| if (hasShortcutHostPermission != mHasShortcutHostPermission) { |
| forceReload(); |
| } |
| } |
| } |
| }; |
| |
| /** |
| * All the static data should be accessed on the background thread, A lock should be acquired |
| * on this object when accessing any data from this model. |
| */ |
| static final BgDataModel sBgDataModel = new BgDataModel(); |
| |
| // </ only access in worker thread > |
| |
| private final IconCache mIconCache; |
| |
| private final LauncherAppsCompat mLauncherApps; |
| private final UserManagerCompat mUserManager; |
| |
| public interface Callbacks { |
| public boolean setLoadOnResume(); |
| public int getCurrentWorkspaceScreen(); |
| public void clearPendingBinds(); |
| public void startBinding(); |
| public void bindItems(ArrayList<ItemInfo> shortcuts, int start, int end, |
| boolean forceAnimateIcons); |
| public void bindScreens(ArrayList<Long> orderedScreenIds); |
| public void finishFirstPageBind(ViewOnDrawExecutor executor); |
| public void finishBindingItems(); |
| public void bindAppWidget(LauncherAppWidgetInfo info); |
| public void bindAllApplications(ArrayList<AppInfo> apps); |
| public void bindAppsAdded(ArrayList<Long> newScreens, |
| ArrayList<ItemInfo> addNotAnimated, |
| ArrayList<ItemInfo> addAnimated, |
| ArrayList<AppInfo> addedApps); |
| public void bindAppsUpdated(ArrayList<AppInfo> apps); |
| public void bindShortcutsChanged(ArrayList<ShortcutInfo> updated, |
| ArrayList<ShortcutInfo> removed, UserHandle user); |
| public void bindWidgetsRestored(ArrayList<LauncherAppWidgetInfo> widgets); |
| public void bindRestoreItemsChange(HashSet<ItemInfo> updates); |
| public void bindWorkspaceComponentsRemoved( |
| HashSet<String> packageNames, HashSet<ComponentName> components, |
| UserHandle user); |
| public void bindAppInfosRemoved(ArrayList<AppInfo> appInfos); |
| public void notifyWidgetProvidersChanged(); |
| public void bindAllWidgets(MultiHashMap<PackageItemInfo, WidgetItem> widgets); |
| public void onPageBoundSynchronously(int page); |
| public void executeOnNextDraw(ViewOnDrawExecutor executor); |
| public void bindDeepShortcutMap(MultiHashMap<ComponentKey, String> deepShortcutMap); |
| } |
| |
| LauncherModel(LauncherAppState app, IconCache iconCache, AppFilter appFilter) { |
| Context context = app.getContext(); |
| mApp = app; |
| mBgAllAppsList = new AllAppsList(iconCache, appFilter); |
| mBgWidgetsModel = new WidgetsModel(iconCache, appFilter); |
| mIconCache = iconCache; |
| |
| mLauncherApps = LauncherAppsCompat.getInstance(context); |
| mUserManager = UserManagerCompat.getInstance(context); |
| } |
| |
| /** Runs the specified runnable immediately if called from the main thread, otherwise it is |
| * posted on the main thread handler. */ |
| private void runOnMainThread(Runnable r) { |
| if (sWorkerThread.getThreadId() == Process.myTid()) { |
| // If we are on the worker thread, post onto the main handler |
| mHandler.post(r); |
| } else { |
| r.run(); |
| } |
| } |
| |
| /** Runs the specified runnable immediately if called from the worker thread, otherwise it is |
| * posted on the worker thread handler. */ |
| private static void runOnWorkerThread(Runnable r) { |
| if (sWorkerThread.getThreadId() == Process.myTid()) { |
| r.run(); |
| } else { |
| // If we are not on the worker thread, then post to the worker handler |
| sWorker.post(r); |
| } |
| } |
| |
| public void setPackageState(PackageInstallInfo installInfo) { |
| enqueueModelUpdateTask(new PackageInstallStateChangedTask(installInfo)); |
| } |
| |
| /** |
| * Updates the icons and label of all pending icons for the provided package name. |
| */ |
| public void updateSessionDisplayInfo(final String packageName) { |
| HashSet<String> packages = new HashSet<>(); |
| packages.add(packageName); |
| enqueueModelUpdateTask(new CacheDataUpdatedTask( |
| CacheDataUpdatedTask.OP_SESSION_UPDATE, Process.myUserHandle(), packages)); |
| } |
| |
| /** |
| * Adds the provided items to the workspace. |
| */ |
| public void addAndBindAddedWorkspaceItems(List<ItemInfo> workspaceApps) { |
| addAndBindAddedWorkspaceItems(Provider.of(workspaceApps)); |
| } |
| |
| /** |
| * Adds the provided items to the workspace. |
| */ |
| public void addAndBindAddedWorkspaceItems( |
| Provider<List<ItemInfo>> appsProvider) { |
| enqueueModelUpdateTask(new AddWorkspaceItemsTask(appsProvider)); |
| } |
| |
| public ModelWriter getWriter(boolean hasVerticalHotseat) { |
| return new ModelWriter(mApp.getContext(), sBgDataModel, hasVerticalHotseat); |
| } |
| |
| static void checkItemInfoLocked( |
| final long itemId, final ItemInfo item, StackTraceElement[] stackTrace) { |
| ItemInfo modelItem = sBgDataModel.itemsIdMap.get(itemId); |
| if (modelItem != null && item != modelItem) { |
| // check all the data is consistent |
| if (modelItem instanceof ShortcutInfo && item instanceof ShortcutInfo) { |
| ShortcutInfo modelShortcut = (ShortcutInfo) modelItem; |
| ShortcutInfo shortcut = (ShortcutInfo) item; |
| if (modelShortcut.title.toString().equals(shortcut.title.toString()) && |
| modelShortcut.intent.filterEquals(shortcut.intent) && |
| modelShortcut.id == shortcut.id && |
| modelShortcut.itemType == shortcut.itemType && |
| modelShortcut.container == shortcut.container && |
| modelShortcut.screenId == shortcut.screenId && |
| modelShortcut.cellX == shortcut.cellX && |
| modelShortcut.cellY == shortcut.cellY && |
| modelShortcut.spanX == shortcut.spanX && |
| modelShortcut.spanY == shortcut.spanY) { |
| // For all intents and purposes, this is the same object |
| return; |
| } |
| } |
| |
| // the modelItem needs to match up perfectly with item if our model is |
| // to be consistent with the database-- for now, just require |
| // modelItem == item or the equality check above |
| String msg = "item: " + ((item != null) ? item.toString() : "null") + |
| "modelItem: " + |
| ((modelItem != null) ? modelItem.toString() : "null") + |
| "Error: ItemInfo passed to checkItemInfo doesn't match original"; |
| RuntimeException e = new RuntimeException(msg); |
| if (stackTrace != null) { |
| e.setStackTrace(stackTrace); |
| } |
| throw e; |
| } |
| } |
| |
| static void checkItemInfo(final ItemInfo item) { |
| final StackTraceElement[] stackTrace = new Throwable().getStackTrace(); |
| final long itemId = item.id; |
| Runnable r = new Runnable() { |
| public void run() { |
| synchronized (sBgDataModel) { |
| checkItemInfoLocked(itemId, item, stackTrace); |
| } |
| } |
| }; |
| runOnWorkerThread(r); |
| } |
| |
| /** |
| * Update the order of the workspace screens in the database. The array list contains |
| * a list of screen ids in the order that they should appear. |
| */ |
| public static void updateWorkspaceScreenOrder(Context context, final ArrayList<Long> screens) { |
| final ArrayList<Long> screensCopy = new ArrayList<Long>(screens); |
| final ContentResolver cr = context.getContentResolver(); |
| final Uri uri = LauncherSettings.WorkspaceScreens.CONTENT_URI; |
| |
| // Remove any negative screen ids -- these aren't persisted |
| Iterator<Long> iter = screensCopy.iterator(); |
| while (iter.hasNext()) { |
| long id = iter.next(); |
| if (id < 0) { |
| iter.remove(); |
| } |
| } |
| |
| Runnable r = new Runnable() { |
| @Override |
| public void run() { |
| ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>(); |
| // Clear the table |
| ops.add(ContentProviderOperation.newDelete(uri).build()); |
| int count = screensCopy.size(); |
| for (int i = 0; i < count; i++) { |
| ContentValues v = new ContentValues(); |
| long screenId = screensCopy.get(i); |
| v.put(LauncherSettings.WorkspaceScreens._ID, screenId); |
| v.put(LauncherSettings.WorkspaceScreens.SCREEN_RANK, i); |
| ops.add(ContentProviderOperation.newInsert(uri).withValues(v).build()); |
| } |
| |
| try { |
| cr.applyBatch(LauncherProvider.AUTHORITY, ops); |
| } catch (Exception ex) { |
| throw new RuntimeException(ex); |
| } |
| |
| synchronized (sBgDataModel) { |
| sBgDataModel.workspaceScreens.clear(); |
| sBgDataModel.workspaceScreens.addAll(screensCopy); |
| } |
| } |
| }; |
| runOnWorkerThread(r); |
| } |
| |
| /** |
| * Set this as the current Launcher activity object for the loader. |
| */ |
| public void initialize(Callbacks callbacks) { |
| synchronized (mLock) { |
| Preconditions.assertUIThread(); |
| // Remove any queued UI runnables |
| mHandler.cancelAll(); |
| mCallbacks = new WeakReference<>(callbacks); |
| } |
| } |
| |
| @Override |
| public void onPackageChanged(String packageName, UserHandle user) { |
| int op = PackageUpdatedTask.OP_UPDATE; |
| enqueueModelUpdateTask(new PackageUpdatedTask(op, user, packageName)); |
| } |
| |
| @Override |
| public void onPackageRemoved(String packageName, UserHandle user) { |
| onPackagesRemoved(user, packageName); |
| } |
| |
| public void onPackagesRemoved(UserHandle user, String... packages) { |
| int op = PackageUpdatedTask.OP_REMOVE; |
| enqueueModelUpdateTask(new PackageUpdatedTask(op, user, packages)); |
| } |
| |
| @Override |
| public void onPackageAdded(String packageName, UserHandle user) { |
| int op = PackageUpdatedTask.OP_ADD; |
| enqueueModelUpdateTask(new PackageUpdatedTask(op, user, packageName)); |
| } |
| |
| @Override |
| public void onPackagesAvailable(String[] packageNames, UserHandle user, |
| boolean replacing) { |
| enqueueModelUpdateTask( |
| new PackageUpdatedTask(PackageUpdatedTask.OP_UPDATE, user, packageNames)); |
| } |
| |
| @Override |
| public void onPackagesUnavailable(String[] packageNames, UserHandle user, |
| boolean replacing) { |
| if (!replacing) { |
| enqueueModelUpdateTask(new PackageUpdatedTask( |
| PackageUpdatedTask.OP_UNAVAILABLE, user, packageNames)); |
| } |
| } |
| |
| @Override |
| public void onPackagesSuspended(String[] packageNames, UserHandle user) { |
| enqueueModelUpdateTask(new PackageUpdatedTask( |
| PackageUpdatedTask.OP_SUSPEND, user, packageNames)); |
| } |
| |
| @Override |
| public void onPackagesUnsuspended(String[] packageNames, UserHandle user) { |
| enqueueModelUpdateTask(new PackageUpdatedTask( |
| PackageUpdatedTask.OP_UNSUSPEND, user, packageNames)); |
| } |
| |
| @Override |
| public void onShortcutsChanged(String packageName, List<ShortcutInfoCompat> shortcuts, |
| UserHandle user) { |
| enqueueModelUpdateTask(new ShortcutsChangedTask(packageName, shortcuts, user, true)); |
| } |
| |
| public void updatePinnedShortcuts(String packageName, List<ShortcutInfoCompat> shortcuts, |
| UserHandle user) { |
| enqueueModelUpdateTask(new ShortcutsChangedTask(packageName, shortcuts, user, false)); |
| } |
| |
| /** |
| * Call from the handler for ACTION_PACKAGE_ADDED, ACTION_PACKAGE_REMOVED and |
| * ACTION_PACKAGE_CHANGED. |
| */ |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| if (DEBUG_RECEIVER) Log.d(TAG, "onReceive intent=" + intent); |
| |
| final String action = intent.getAction(); |
| if (Intent.ACTION_LOCALE_CHANGED.equals(action)) { |
| // If we have changed locale we need to clear out the labels in all apps/workspace. |
| forceReload(); |
| } else if (Intent.ACTION_MANAGED_PROFILE_ADDED.equals(action) |
| || Intent.ACTION_MANAGED_PROFILE_REMOVED.equals(action)) { |
| UserManagerCompat.getInstance(context).enableAndResetCache(); |
| forceReload(); |
| } else if (Intent.ACTION_MANAGED_PROFILE_AVAILABLE.equals(action) || |
| Intent.ACTION_MANAGED_PROFILE_UNAVAILABLE.equals(action) || |
| Intent.ACTION_MANAGED_PROFILE_UNLOCKED.equals(action)) { |
| UserHandle user = intent.getParcelableExtra(Intent.EXTRA_USER); |
| if (user != null) { |
| if (Intent.ACTION_MANAGED_PROFILE_AVAILABLE.equals(action) || |
| Intent.ACTION_MANAGED_PROFILE_UNAVAILABLE.equals(action)) { |
| enqueueModelUpdateTask(new PackageUpdatedTask( |
| PackageUpdatedTask.OP_USER_AVAILABILITY_CHANGE, user)); |
| } |
| |
| // ACTION_MANAGED_PROFILE_UNAVAILABLE sends the profile back to locked mode, so |
| // we need to run the state change task again. |
| if (Intent.ACTION_MANAGED_PROFILE_UNAVAILABLE.equals(action) || |
| Intent.ACTION_MANAGED_PROFILE_UNLOCKED.equals(action)) { |
| enqueueModelUpdateTask(new UserLockStateChangedTask(user)); |
| } |
| } |
| } else if (Intent.ACTION_WALLPAPER_CHANGED.equals(action)) { |
| ExtractionUtils.startColorExtractionServiceIfNecessary(context); |
| } |
| } |
| |
| /** |
| * Reloads the workspace items from the DB and re-binds the workspace. This should generally |
| * not be called as DB updates are automatically followed by UI update |
| */ |
| public void forceReload() { |
| synchronized (mLock) { |
| // Stop any existing loaders first, so they don't set mModelLoaded to true later |
| stopLoaderLocked(); |
| mModelLoaded = false; |
| } |
| |
| // Do this here because if the launcher activity is running it will be restarted. |
| // If it's not running startLoaderFromBackground will merely tell it that it needs |
| // to reload. |
| startLoaderFromBackground(); |
| } |
| |
| /** |
| * When the launcher is in the background, it's possible for it to miss paired |
| * configuration changes. So whenever we trigger the loader from the background |
| * tell the launcher that it needs to re-run the loader when it comes back instead |
| * of doing it now. |
| */ |
| public void startLoaderFromBackground() { |
| Callbacks callbacks = getCallback(); |
| if (callbacks != null) { |
| // Only actually run the loader if they're not paused. |
| if (!callbacks.setLoadOnResume()) { |
| startLoader(callbacks.getCurrentWorkspaceScreen()); |
| } |
| } |
| } |
| |
| /** |
| * If there is already a loader task running, tell it to stop. |
| */ |
| private void stopLoaderLocked() { |
| LoaderTask oldTask = mLoaderTask; |
| if (oldTask != null) { |
| oldTask.stopLocked(); |
| } |
| } |
| |
| public boolean isCurrentCallbacks(Callbacks callbacks) { |
| return (mCallbacks != null && mCallbacks.get() == callbacks); |
| } |
| |
| /** |
| * Starts the loader. Tries to bind {@params synchronousBindPage} synchronously if possible. |
| * @return true if the page could be bound synchronously. |
| */ |
| public boolean startLoader(int synchronousBindPage) { |
| // Enable queue before starting loader. It will get disabled in Launcher#finishBindingItems |
| InstallShortcutReceiver.enableInstallQueue(); |
| synchronized (mLock) { |
| // Don't bother to start the thread if we know it's not going to do anything |
| if (mCallbacks != null && mCallbacks.get() != null) { |
| final Callbacks oldCallbacks = mCallbacks.get(); |
| // Clear any pending bind-runnables from the synchronized load process. |
| runOnMainThread(new Runnable() { |
| public void run() { |
| oldCallbacks.clearPendingBinds(); |
| } |
| }); |
| |
| // If there is already one running, tell it to stop. |
| stopLoaderLocked(); |
| mLoaderTask = new LoaderTask(mApp.getContext(), synchronousBindPage); |
| if (synchronousBindPage != PagedView.INVALID_RESTORE_PAGE |
| && mModelLoaded && !mIsLoaderTaskRunning) { |
| mLoaderTask.runBindSynchronousPage(synchronousBindPage); |
| return true; |
| } else { |
| sWorkerThread.setPriority(Thread.NORM_PRIORITY); |
| sWorker.post(mLoaderTask); |
| } |
| } |
| } |
| return false; |
| } |
| |
| public void stopLoader() { |
| synchronized (mLock) { |
| if (mLoaderTask != null) { |
| mLoaderTask.stopLocked(); |
| } |
| } |
| } |
| |
| /** |
| * Loads the workspace screen ids in an ordered list. |
| */ |
| public static ArrayList<Long> loadWorkspaceScreensDb(Context context) { |
| final ContentResolver contentResolver = context.getContentResolver(); |
| final Uri screensUri = LauncherSettings.WorkspaceScreens.CONTENT_URI; |
| |
| // Get screens ordered by rank. |
| return LauncherDbUtils.getScreenIdsFromCursor(contentResolver.query( |
| screensUri, null, null, null, LauncherSettings.WorkspaceScreens.SCREEN_RANK)); |
| } |
| |
| /** |
| * Runnable for the thread that loads the contents of the launcher: |
| * - workspace icons |
| * - widgets |
| * - all apps icons |
| * - deep shortcuts within apps |
| */ |
| private class LoaderTask implements Runnable { |
| private Context mContext; |
| private int mPageToBindFirst; |
| |
| @Thunk boolean mIsLoadingAndBindingWorkspace; |
| private boolean mStopped; |
| @Thunk boolean mLoadAndBindStepFinished; |
| |
| LoaderTask(Context context, int pageToBindFirst) { |
| mContext = context; |
| mPageToBindFirst = pageToBindFirst; |
| } |
| |
| private void waitForIdle() { |
| // Wait until the either we're stopped or the other threads are done. |
| // This way we don't start loading all apps until the workspace has settled |
| // down. |
| synchronized (LoaderTask.this) { |
| final long workspaceWaitTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; |
| |
| mHandler.postIdle(new Runnable() { |
| public void run() { |
| synchronized (LoaderTask.this) { |
| mLoadAndBindStepFinished = true; |
| if (DEBUG_LOADERS) { |
| Log.d(TAG, "done with previous binding step"); |
| } |
| LoaderTask.this.notify(); |
| } |
| } |
| }); |
| |
| while (!mStopped && !mLoadAndBindStepFinished) { |
| try { |
| // Just in case mFlushingWorkerThread changes but we aren't woken up, |
| // wait no longer than 1sec at a time |
| this.wait(1000); |
| } catch (InterruptedException ex) { |
| // Ignore |
| } |
| } |
| if (DEBUG_LOADERS) { |
| Log.d(TAG, "waited " |
| + (SystemClock.uptimeMillis()-workspaceWaitTime) |
| + "ms for previous step to finish binding"); |
| } |
| } |
| } |
| |
| void runBindSynchronousPage(int synchronousBindPage) { |
| if (synchronousBindPage == PagedView.INVALID_RESTORE_PAGE) { |
| // Ensure that we have a valid page index to load synchronously |
| throw new RuntimeException("Should not call runBindSynchronousPage() without " + |
| "valid page index"); |
| } |
| if (!mModelLoaded) { |
| // Ensure that we don't try and bind a specified page when the pages have not been |
| // loaded already (we should load everything asynchronously in that case) |
| throw new RuntimeException("Expecting AllApps and Workspace to be loaded"); |
| } |
| synchronized (mLock) { |
| if (mIsLoaderTaskRunning) { |
| // Ensure that we are never running the background loading at this point since |
| // we also touch the background collections |
| throw new RuntimeException("Error! Background loading is already running"); |
| } |
| } |
| |
| // XXX: Throw an exception if we are already loading (since we touch the worker thread |
| // data structures, we can't allow any other thread to touch that data, but because |
| // this call is synchronous, we can get away with not locking). |
| |
| // The LauncherModel is static in the LauncherAppState and mHandler may have queued |
| // operations from the previous activity. We need to ensure that all queued operations |
| // are executed before any synchronous binding work is done. |
| mHandler.flush(); |
| |
| // Divide the set of loaded items into those that we are binding synchronously, and |
| // everything else that is to be bound normally (asynchronously). |
| bindWorkspace(synchronousBindPage); |
| // XXX: For now, continue posting the binding of AllApps as there are other issues that |
| // arise from that. |
| onlyBindAllApps(); |
| |
| bindDeepShortcuts(); |
| } |
| |
| private void verifyNotStopped() throws CancellationException { |
| synchronized (LoaderTask.this) { |
| if (mStopped) { |
| throw new CancellationException("Loader stopped"); |
| } |
| } |
| } |
| |
| public void run() { |
| synchronized (mLock) { |
| if (mStopped) { |
| return; |
| } |
| mIsLoaderTaskRunning = true; |
| } |
| |
| try { |
| if (DEBUG_LOADERS) Log.d(TAG, "step 1.1: loading workspace"); |
| // Set to false in bindWorkspace() |
| mIsLoadingAndBindingWorkspace = true; |
| loadWorkspace(); |
| |
| verifyNotStopped(); |
| if (DEBUG_LOADERS) Log.d(TAG, "step 1.2: bind workspace workspace"); |
| bindWorkspace(mPageToBindFirst); |
| |
| // Take a break |
| if (DEBUG_LOADERS) Log.d(TAG, "step 1 completed, wait for idle"); |
| waitForIdle(); |
| verifyNotStopped(); |
| |
| // second step |
| if (DEBUG_LOADERS) Log.d(TAG, "step 2.1: loading all apps"); |
| loadAllApps(); |
| |
| verifyNotStopped(); |
| if (DEBUG_LOADERS) Log.d(TAG, "step 2.2: Update icon cache"); |
| updateIconCache(); |
| |
| // Take a break |
| if (DEBUG_LOADERS) Log.d(TAG, "step 2 completed, wait for idle"); |
| waitForIdle(); |
| verifyNotStopped(); |
| |
| // third step |
| if (DEBUG_LOADERS) Log.d(TAG, "step 3.1: loading deep shortcuts"); |
| loadDeepShortcuts(); |
| |
| verifyNotStopped(); |
| if (DEBUG_LOADERS) Log.d(TAG, "step 3.2: bind deep shortcuts"); |
| bindDeepShortcuts(); |
| |
| synchronized (mLock) { |
| // Everything loaded bind the data. |
| mModelLoaded = true; |
| mHasLoaderCompletedOnce = true; |
| } |
| } catch (CancellationException e) { |
| // Loader stopped, ignore |
| } finally { |
| // Clear out this reference, otherwise we end up holding it until all of the |
| // callback runnables are done. |
| mContext = null; |
| |
| synchronized (mLock) { |
| // If we are still the last one to be scheduled, remove ourselves. |
| if (mLoaderTask == this) { |
| mLoaderTask = null; |
| } |
| mIsLoaderTaskRunning = false; |
| } |
| } |
| } |
| |
| public void stopLocked() { |
| synchronized (LoaderTask.this) { |
| mStopped = true; |
| this.notify(); |
| } |
| } |
| |
| /** |
| * Gets the callbacks object. If we've been stopped, or if the launcher object |
| * has somehow been garbage collected, return null instead. Pass in the Callbacks |
| * object that was around when the deferred message was scheduled, and if there's |
| * a new Callbacks object around then also return null. This will save us from |
| * calling onto it with data that will be ignored. |
| */ |
| Callbacks tryGetCallbacks(Callbacks oldCallbacks) { |
| synchronized (mLock) { |
| if (mStopped) { |
| return null; |
| } |
| |
| if (mCallbacks == null) { |
| return null; |
| } |
| |
| final Callbacks callbacks = mCallbacks.get(); |
| if (callbacks != oldCallbacks) { |
| return null; |
| } |
| if (callbacks == null) { |
| Log.w(TAG, "no mCallbacks"); |
| return null; |
| } |
| |
| return callbacks; |
| } |
| } |
| |
| private void loadWorkspace() { |
| if (LauncherAppState.PROFILE_STARTUP) { |
| Trace.beginSection("Loading Workspace"); |
| } |
| |
| final Context context = mContext; |
| final ContentResolver contentResolver = context.getContentResolver(); |
| final PackageManagerHelper pmHelper = new PackageManagerHelper(context); |
| final boolean isSafeMode = pmHelper.isSafeMode(); |
| final LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context); |
| final DeepShortcutManager shortcutManager = DeepShortcutManager.getInstance(context); |
| final boolean isSdCardReady = Utilities.isBootCompleted(); |
| final MultiHashMap<UserHandle, String> pendingPackages = new MultiHashMap<>(); |
| |
| boolean clearDb = false; |
| try { |
| ImportDataTask.performImportIfPossible(context); |
| } catch (Exception e) { |
| // Migration failed. Clear workspace. |
| clearDb = true; |
| } |
| |
| if (!clearDb && GridSizeMigrationTask.ENABLED && |
| !GridSizeMigrationTask.migrateGridIfNeeded(mContext)) { |
| // Migration failed. Clear workspace. |
| clearDb = true; |
| } |
| |
| if (clearDb) { |
| Log.d(TAG, "loadWorkspace: resetting launcher database"); |
| LauncherSettings.Settings.call(contentResolver, |
| LauncherSettings.Settings.METHOD_CREATE_EMPTY_DB); |
| } |
| |
| Log.d(TAG, "loadWorkspace: loading default favorites"); |
| LauncherSettings.Settings.call(contentResolver, |
| LauncherSettings.Settings.METHOD_LOAD_DEFAULT_FAVORITES); |
| |
| synchronized (sBgDataModel) { |
| sBgDataModel.clear(); |
| |
| final HashMap<String, Integer> installingPkgs = PackageInstallerCompat |
| .getInstance(mContext).updateAndGetActiveSessionCache(); |
| sBgDataModel.workspaceScreens.addAll(loadWorkspaceScreensDb(mContext)); |
| |
| Map<ShortcutKey, ShortcutInfoCompat> shortcutKeyToPinnedShortcuts = new HashMap<>(); |
| final LoaderCursor c = new LoaderCursor(contentResolver.query( |
| LauncherSettings.Favorites.CONTENT_URI, null, null, null, null), mApp); |
| |
| HashMap<ComponentKey, AppWidgetProviderInfo> widgetProvidersMap = null; |
| |
| try { |
| final int appWidgetIdIndex = c.getColumnIndexOrThrow( |
| LauncherSettings.Favorites.APPWIDGET_ID); |
| final int appWidgetProviderIndex = c.getColumnIndexOrThrow( |
| LauncherSettings.Favorites.APPWIDGET_PROVIDER); |
| final int spanXIndex = c.getColumnIndexOrThrow |
| (LauncherSettings.Favorites.SPANX); |
| final int spanYIndex = c.getColumnIndexOrThrow( |
| LauncherSettings.Favorites.SPANY); |
| final int rankIndex = c.getColumnIndexOrThrow( |
| LauncherSettings.Favorites.RANK); |
| final int optionsIndex = c.getColumnIndexOrThrow( |
| LauncherSettings.Favorites.OPTIONS); |
| |
| final LongSparseArray<UserHandle> allUsers = c.allUsers; |
| final LongSparseArray<Boolean> quietMode = new LongSparseArray<>(); |
| final LongSparseArray<Boolean> unlockedUsers = new LongSparseArray<>(); |
| for (UserHandle user : mUserManager.getUserProfiles()) { |
| long serialNo = mUserManager.getSerialNumberForUser(user); |
| allUsers.put(serialNo, user); |
| quietMode.put(serialNo, mUserManager.isQuietModeEnabled(user)); |
| |
| boolean userUnlocked = mUserManager.isUserUnlocked(user); |
| |
| // We can only query for shortcuts when the user is unlocked. |
| if (userUnlocked) { |
| List<ShortcutInfoCompat> pinnedShortcuts = |
| shortcutManager.queryForPinnedShortcuts(null, user); |
| if (shortcutManager.wasLastCallSuccess()) { |
| for (ShortcutInfoCompat shortcut : pinnedShortcuts) { |
| shortcutKeyToPinnedShortcuts.put(ShortcutKey.fromInfo(shortcut), |
| shortcut); |
| } |
| } else { |
| // Shortcut manager can fail due to some race condition when the |
| // lock state changes too frequently. For the purpose of the loading |
| // shortcuts, consider the user is still locked. |
| userUnlocked = false; |
| } |
| } |
| unlockedUsers.put(serialNo, userUnlocked); |
| } |
| |
| ShortcutInfo info; |
| LauncherAppWidgetInfo appWidgetInfo; |
| Intent intent; |
| String targetPkg; |
| |
| while (!mStopped && c.moveToNext()) { |
| try { |
| if (c.user == null) { |
| // User has been deleted, remove the item. |
| c.markDeleted("User has been deleted"); |
| continue; |
| } |
| |
| boolean allowMissingTarget = false; |
| switch (c.itemType) { |
| case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT: |
| case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION: |
| case LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT: |
| intent = c.parseIntent(); |
| if (intent == null) { |
| c.markDeleted("Invalid or null intent"); |
| continue; |
| } |
| |
| int disabledState = quietMode.get(c.serialNumber) ? |
| ShortcutInfo.FLAG_DISABLED_QUIET_USER : 0; |
| ComponentName cn = intent.getComponent(); |
| targetPkg = cn == null ? intent.getPackage() : cn.getPackageName(); |
| |
| if (!Process.myUserHandle().equals(c.user)) { |
| if (c.itemType == LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT) { |
| c.markDeleted("Legacy shortcuts are only allowed for default user"); |
| continue; |
| } else if (c.restoreFlag != 0) { |
| // Don't restore items for other profiles. |
| c.markDeleted("Restore from managed profile not supported"); |
| continue; |
| } |
| } |
| if (TextUtils.isEmpty(targetPkg) && |
| c.itemType != LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT) { |
| c.markDeleted("Only legacy shortcuts can have null package"); |
| continue; |
| } |
| |
| // If there is no target package, its an implicit intent |
| // (legacy shortcut) which is always valid |
| boolean validTarget = TextUtils.isEmpty(targetPkg) || |
| launcherApps.isPackageEnabledForProfile(targetPkg, c.user); |
| |
| if (cn != null && validTarget) { |
| // If the apk is present and the shortcut points to a specific |
| // component. |
| |
| // If the component is already present |
| if (launcherApps.isActivityEnabledForProfile(cn, c.user)) { |
| // no special handling necessary for this item |
| c.markRestored(); |
| } else { |
| if (c.hasRestoreFlag(ShortcutInfo.FLAG_AUTOINTALL_ICON)) { |
| // We allow auto install apps to have their intent |
| // updated after an install. |
| intent = pmHelper.getAppLaunchIntent(targetPkg, c.user); |
| if (intent != null) { |
| c.restoreFlag = 0; |
| c.updater().put( |
| LauncherSettings.Favorites.INTENT, |
| intent.toUri(0)).commit(); |
| cn = intent.getComponent(); |
| } else { |
| c.markDeleted("Unable to find a launch target"); |
| continue; |
| } |
| } else { |
| // The app is installed but the component is no |
| // longer available. |
| c.markDeleted("Invalid component removed: " + cn); |
| continue; |
| } |
| } |
| } |
| // else if cn == null => can't infer much, leave it |
| // else if !validPkg => could be restored icon or missing sd-card |
| |
| if (!TextUtils.isEmpty(targetPkg) && !validTarget) { |
| // Points to a valid app (superset of cn != null) but the apk |
| // is not available. |
| |
| if (c.restoreFlag != 0) { |
| // Package is not yet available but might be |
| // installed later. |
| FileLog.d(TAG, "package not yet restored: " + targetPkg); |
| |
| if (c.hasRestoreFlag(ShortcutInfo.FLAG_RESTORE_STARTED)) { |
| // Restore has started once. |
| } else if (installingPkgs.containsKey(targetPkg)) { |
| // App restore has started. Update the flag |
| c.restoreFlag |= ShortcutInfo.FLAG_RESTORE_STARTED; |
| c.updater().commit(); |
| } else { |
| c.markDeleted("Unrestored app removed: " + targetPkg); |
| continue; |
| } |
| } else if (pmHelper.isAppOnSdcard(targetPkg, c.user)) { |
| // Package is present but not available. |
| disabledState |= ShortcutInfo.FLAG_DISABLED_NOT_AVAILABLE; |
| // Add the icon on the workspace anyway. |
| allowMissingTarget = true; |
| } else if (!isSdCardReady) { |
| // SdCard is not ready yet. Package might get available, |
| // once it is ready. |
| Log.d(TAG, "Missing pkg, will check later: " + targetPkg); |
| pendingPackages.addToList(c.user, targetPkg); |
| // Add the icon on the workspace anyway. |
| allowMissingTarget = true; |
| } else { |
| // Do not wait for external media load anymore. |
| c.markDeleted("Invalid package removed: " + targetPkg); |
| continue; |
| } |
| } |
| |
| if (validTarget) { |
| // The shortcut points to a valid target (either no target |
| // or something which is ready to be used) |
| c.markRestored(); |
| } |
| |
| boolean useLowResIcon = !c.isOnWorkspaceOrHotseat() && |
| c.getInt(rankIndex) >= FolderIcon.NUM_ITEMS_IN_PREVIEW; |
| |
| if (c.restoreFlag != 0) { |
| // Already verified above that user is same as default user |
| info = c.getRestoredItemInfo(intent); |
| } else if (c.itemType == |
| LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { |
| info = c.getAppShortcutInfo( |
| intent, allowMissingTarget, useLowResIcon); |
| } else if (c.itemType == |
| LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT) { |
| |
| ShortcutKey key = ShortcutKey.fromIntent(intent, c.user); |
| if (unlockedUsers.get(c.serialNumber)) { |
| ShortcutInfoCompat pinnedShortcut = |
| shortcutKeyToPinnedShortcuts.get(key); |
| if (pinnedShortcut == null) { |
| // The shortcut is no longer valid. |
| c.markDeleted("Pinned shortcut not found"); |
| continue; |
| } |
| info = new ShortcutInfo(pinnedShortcut, context); |
| info.iconBitmap = LauncherIcons |
| .createShortcutIcon(pinnedShortcut, context); |
| if (pmHelper.isAppSuspended( |
| pinnedShortcut.getPackage(), info.user)) { |
| info.isDisabled |= ShortcutInfo.FLAG_DISABLED_SUSPENDED; |
| } |
| intent = info.intent; |
| } else { |
| // Create a shortcut info in disabled mode for now. |
| info = c.loadSimpleShortcut(); |
| info.isDisabled |= ShortcutInfo.FLAG_DISABLED_LOCKED_USER; |
| } |
| } else { // item type == ITEM_TYPE_SHORTCUT |
| info = c.loadSimpleShortcut(); |
| |
| // Shortcuts are only available on the primary profile |
| if (pmHelper.isAppSuspended(targetPkg, c.user)) { |
| disabledState |= ShortcutInfo.FLAG_DISABLED_SUSPENDED; |
| } |
| |
| // App shortcuts that used to be automatically added to Launcher |
| // didn't always have the correct intent flags set, so do that |
| // here |
| if (intent.getAction() != null && |
| intent.getCategories() != null && |
| intent.getAction().equals(Intent.ACTION_MAIN) && |
| intent.getCategories().contains(Intent.CATEGORY_LAUNCHER)) { |
| intent.addFlags( |
| Intent.FLAG_ACTIVITY_NEW_TASK | |
| Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED); |
| } |
| } |
| |
| if (info != null) { |
| c.applyCommonProperties(info); |
| |
| info.intent = intent; |
| info.rank = c.getInt(rankIndex); |
| info.spanX = 1; |
| info.spanY = 1; |
| // TODO: Remove this extra. Instead we should be using |
| // itemInfo#user. |
| info.intent.putExtra(ItemInfo.EXTRA_PROFILE, c.serialNumber); |
| info.isDisabled |= disabledState; |
| if (isSafeMode && !Utilities.isSystemApp(context, intent)) { |
| info.isDisabled |= ShortcutInfo.FLAG_DISABLED_SAFEMODE; |
| } |
| |
| if (c.restoreFlag != 0 && !TextUtils.isEmpty(targetPkg)) { |
| Integer progress = installingPkgs.get(targetPkg); |
| if (progress != null) { |
| info.setInstallProgress(progress); |
| } else { |
| info.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE; |
| } |
| } |
| |
| c.checkAndAddItem(info, sBgDataModel); |
| } else { |
| throw new RuntimeException("Unexpected null ShortcutInfo"); |
| } |
| break; |
| |
| case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: |
| FolderInfo folderInfo = sBgDataModel.findOrMakeFolder(c.id); |
| c.applyCommonProperties(folderInfo); |
| |
| // Do not trim the folder label, as is was set by the user. |
| folderInfo.title = c.getString(c.titleIndex); |
| folderInfo.spanX = 1; |
| folderInfo.spanY = 1; |
| folderInfo.options = c.getInt(optionsIndex); |
| |
| // no special handling required for restored folders |
| c.markRestored(); |
| |
| c.checkAndAddItem(folderInfo, sBgDataModel); |
| break; |
| |
| case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET: |
| case LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET: |
| // Read all Launcher-specific widget details |
| boolean customWidget = c.itemType == |
| LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET; |
| |
| int appWidgetId = c.getInt(appWidgetIdIndex); |
| String savedProvider = c.getString(appWidgetProviderIndex); |
| |
| final ComponentName component = |
| ComponentName.unflattenFromString(savedProvider); |
| |
| final boolean isIdValid = !c.hasRestoreFlag( |
| LauncherAppWidgetInfo.FLAG_ID_NOT_VALID); |
| final boolean wasProviderReady = !c.hasRestoreFlag( |
| LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY); |
| |
| if (widgetProvidersMap == null) { |
| widgetProvidersMap = AppWidgetManagerCompat |
| .getInstance(mContext).getAllProvidersMap(); |
| } |
| final AppWidgetProviderInfo provider = widgetProvidersMap.get( |
| new ComponentKey( |
| ComponentName.unflattenFromString(savedProvider), |
| c.user)); |
| |
| final boolean isProviderReady = isValidProvider(provider); |
| if (!isSafeMode && !customWidget && |
| wasProviderReady && !isProviderReady) { |
| c.markDeleted( |
| "Deleting widget that isn't installed anymore: " |
| + provider); |
| } else { |
| if (isProviderReady) { |
| appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, |
| provider.provider); |
| |
| // The provider is available. So the widget is either |
| // available or not available. We do not need to track |
| // any future restore updates. |
| int status = c.restoreFlag & |
| ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; |
| if (!wasProviderReady) { |
| // If provider was not previously ready, update the |
| // status and UI flag. |
| |
| // Id would be valid only if the widget restore broadcast was received. |
| if (isIdValid) { |
| status |= LauncherAppWidgetInfo.FLAG_UI_NOT_READY; |
| } else { |
| status &= ~LauncherAppWidgetInfo |
| .FLAG_PROVIDER_NOT_READY; |
| } |
| } |
| appWidgetInfo.restoreStatus = status; |
| } else { |
| Log.v(TAG, "Widget restore pending id=" + c.id |
| + " appWidgetId=" + appWidgetId |
| + " status =" + c.restoreFlag); |
| appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId, |
| component); |
| appWidgetInfo.restoreStatus = c.restoreFlag; |
| Integer installProgress = installingPkgs.get(component.getPackageName()); |
| |
| if (c.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_RESTORE_STARTED)) { |
| // Restore has started once. |
| } else if (installProgress != null) { |
| // App restore has started. Update the flag |
| appWidgetInfo.restoreStatus |= |
| LauncherAppWidgetInfo.FLAG_RESTORE_STARTED; |
| } else if (!isSafeMode) { |
| c.markDeleted("Unrestored widget removed: " + component); |
| continue; |
| } |
| |
| appWidgetInfo.installProgress = |
| installProgress == null ? 0 : installProgress; |
| } |
| if (appWidgetInfo.hasRestoreFlag( |
| LauncherAppWidgetInfo.FLAG_DIRECT_CONFIG)) { |
| appWidgetInfo.bindOptions = c.parseIntent(); |
| } |
| |
| c.applyCommonProperties(appWidgetInfo); |
| appWidgetInfo.spanX = c.getInt(spanXIndex); |
| appWidgetInfo.spanY = c.getInt(spanYIndex); |
| appWidgetInfo.user = c.user; |
| |
| if (!c.isOnWorkspaceOrHotseat()) { |
| c.markDeleted("Widget found where container != " + |
| "CONTAINER_DESKTOP nor CONTAINER_HOTSEAT - ignoring!"); |
| continue; |
| } |
| |
| if (!customWidget) { |
| String providerName = |
| appWidgetInfo.providerName.flattenToString(); |
| if (!providerName.equals(savedProvider) || |
| (appWidgetInfo.restoreStatus != c.restoreFlag)) { |
| c.updater() |
| .put(LauncherSettings.Favorites.APPWIDGET_PROVIDER, |
| providerName) |
| .put(LauncherSettings.Favorites.RESTORED, |
| appWidgetInfo.restoreStatus) |
| .commit(); |
| } |
| } |
| c.checkAndAddItem(appWidgetInfo, sBgDataModel); |
| } |
| break; |
| } |
| } catch (Exception e) { |
| Log.e(TAG, "Desktop items loading interrupted", e); |
| } |
| } |
| } finally { |
| Utilities.closeSilently(c); |
| } |
| |
| // Break early if we've stopped loading |
| if (mStopped) { |
| sBgDataModel.clear(); |
| return; |
| } |
| |
| // Remove dead items |
| if (c.commitDeleted()) { |
| // Remove any empty folder |
| ArrayList<Long> deletedFolderIds = (ArrayList<Long>) LauncherSettings.Settings |
| .call(contentResolver, |
| LauncherSettings.Settings.METHOD_DELETE_EMPTY_FOLDERS) |
| .getSerializable(LauncherSettings.Settings.EXTRA_VALUE); |
| for (long folderId : deletedFolderIds) { |
| sBgDataModel.workspaceItems.remove(sBgDataModel.folders.get(folderId)); |
| sBgDataModel.folders.remove(folderId); |
| sBgDataModel.itemsIdMap.remove(folderId); |
| } |
| } |
| |
| // Unpin shortcuts that don't exist on the workspace. |
| HashSet<ShortcutKey> pendingShortcuts = |
| InstallShortcutReceiver.getPendingShortcuts(context); |
| for (ShortcutKey key : shortcutKeyToPinnedShortcuts.keySet()) { |
| MutableInt numTimesPinned = sBgDataModel.pinnedShortcutCounts.get(key); |
| if ((numTimesPinned == null || numTimesPinned.value == 0) |
| && !pendingShortcuts.contains(key)) { |
| // Shortcut is pinned but doesn't exist on the workspace; unpin it. |
| shortcutManager.unpinShortcut(key); |
| } |
| } |
| |
| // Sort all the folder items and make sure the first 3 items are high resolution. |
| for (FolderInfo folder : sBgDataModel.folders) { |
| Collections.sort(folder.contents, Folder.ITEM_POS_COMPARATOR); |
| int pos = 0; |
| for (ShortcutInfo info : folder.contents) { |
| if (info.usingLowResIcon && |
| info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION) { |
| mIconCache.getTitleAndIcon(info, false); |
| } |
| pos ++; |
| if (pos >= FolderIcon.NUM_ITEMS_IN_PREVIEW) { |
| break; |
| } |
| } |
| } |
| |
| c.commitRestoredItems(); |
| if (!isSdCardReady && !pendingPackages.isEmpty()) { |
| context.registerReceiver( |
| new SdCardAvailableReceiver( |
| LauncherModel.this, mContext, pendingPackages), |
| new IntentFilter(Intent.ACTION_BOOT_COMPLETED), |
| null, |
| sWorker); |
| } |
| |
| // Remove any empty screens |
| ArrayList<Long> unusedScreens = new ArrayList<>(sBgDataModel.workspaceScreens); |
| for (ItemInfo item: sBgDataModel.itemsIdMap) { |
| long screenId = item.screenId; |
| if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && |
| unusedScreens.contains(screenId)) { |
| unusedScreens.remove(screenId); |
| } |
| } |
| |
| // If there are any empty screens remove them, and update. |
| if (unusedScreens.size() != 0) { |
| sBgDataModel.workspaceScreens.removeAll(unusedScreens); |
| updateWorkspaceScreenOrder(context, sBgDataModel.workspaceScreens); |
| } |
| } |
| if (LauncherAppState.PROFILE_STARTUP) { |
| Trace.endSection(); |
| } |
| } |
| |
| /** Filters the set of items who are directly or indirectly (via another container) on the |
| * specified screen. */ |
| private void filterCurrentWorkspaceItems(long currentScreenId, |
| ArrayList<ItemInfo> allWorkspaceItems, |
| ArrayList<ItemInfo> currentScreenItems, |
| ArrayList<ItemInfo> otherScreenItems) { |
| // Purge any null ItemInfos |
| Iterator<ItemInfo> iter = allWorkspaceItems.iterator(); |
| while (iter.hasNext()) { |
| ItemInfo i = iter.next(); |
| if (i == null) { |
| iter.remove(); |
| } |
| } |
| |
| // Order the set of items by their containers first, this allows use to walk through the |
| // list sequentially, build up a list of containers that are in the specified screen, |
| // as well as all items in those containers. |
| Set<Long> itemsOnScreen = new HashSet<Long>(); |
| Collections.sort(allWorkspaceItems, new Comparator<ItemInfo>() { |
| @Override |
| public int compare(ItemInfo lhs, ItemInfo rhs) { |
| return Utilities.longCompare(lhs.container, rhs.container); |
| } |
| }); |
| for (ItemInfo info : allWorkspaceItems) { |
| if (info.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) { |
| if (info.screenId == currentScreenId) { |
| currentScreenItems.add(info); |
| itemsOnScreen.add(info.id); |
| } else { |
| otherScreenItems.add(info); |
| } |
| } else if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) { |
| currentScreenItems.add(info); |
| itemsOnScreen.add(info.id); |
| } else { |
| if (itemsOnScreen.contains(info.container)) { |
| currentScreenItems.add(info); |
| itemsOnScreen.add(info.id); |
| } else { |
| otherScreenItems.add(info); |
| } |
| } |
| } |
| } |
| |
| /** Filters the set of widgets which are on the specified screen. */ |
| private void filterCurrentAppWidgets(long currentScreenId, |
| ArrayList<LauncherAppWidgetInfo> appWidgets, |
| ArrayList<LauncherAppWidgetInfo> currentScreenWidgets, |
| ArrayList<LauncherAppWidgetInfo> otherScreenWidgets) { |
| |
| for (LauncherAppWidgetInfo widget : appWidgets) { |
| if (widget == null) continue; |
| if (widget.container == LauncherSettings.Favorites.CONTAINER_DESKTOP && |
| widget.screenId == currentScreenId) { |
| currentScreenWidgets.add(widget); |
| } else { |
| otherScreenWidgets.add(widget); |
| } |
| } |
| } |
| |
| /** Sorts the set of items by hotseat, workspace (spatially from top to bottom, left to |
| * right) */ |
| private void sortWorkspaceItemsSpatially(ArrayList<ItemInfo> workspaceItems) { |
| final InvariantDeviceProfile profile = mApp.getInvariantDeviceProfile(); |
| final int screenCols = profile.numColumns; |
| final int screenCellCount = profile.numColumns * profile.numRows; |
| Collections.sort(workspaceItems, new Comparator<ItemInfo>() { |
| @Override |
| public int compare(ItemInfo lhs, ItemInfo rhs) { |
| if (lhs.container == rhs.container) { |
| // Within containers, order by their spatial position in that container |
| switch ((int) lhs.container) { |
| case LauncherSettings.Favorites.CONTAINER_DESKTOP: { |
| long lr = (lhs.screenId * screenCellCount + |
| lhs.cellY * screenCols + lhs.cellX); |
| long rr = (rhs.screenId * screenCellCount + |
| rhs.cellY * screenCols + rhs.cellX); |
| return Utilities.longCompare(lr, rr); |
| } |
| case LauncherSettings.Favorites.CONTAINER_HOTSEAT: { |
| // We currently use the screen id as the rank |
| return Utilities.longCompare(lhs.screenId, rhs.screenId); |
| } |
| default: |
| if (ProviderConfig.IS_DOGFOOD_BUILD) { |
| throw new RuntimeException("Unexpected container type when " + |
| "sorting workspace items."); |
| } |
| return 0; |
| } |
| } else { |
| // Between containers, order by hotseat, desktop |
| return Utilities.longCompare(lhs.container, rhs.container); |
| } |
| } |
| }); |
| } |
| |
| private void bindWorkspaceScreens(final Callbacks oldCallbacks, |
| final ArrayList<Long> orderedScreens) { |
| final Runnable r = new Runnable() { |
| @Override |
| public void run() { |
| Callbacks callbacks = tryGetCallbacks(oldCallbacks); |
| if (callbacks != null) { |
| callbacks.bindScreens(orderedScreens); |
| } |
| } |
| }; |
| runOnMainThread(r); |
| } |
| |
| private void bindWorkspaceItems(final Callbacks oldCallbacks, |
| final ArrayList<ItemInfo> workspaceItems, |
| final ArrayList<LauncherAppWidgetInfo> appWidgets, |
| final Executor executor) { |
| |
| // Bind the workspace items |
| int N = workspaceItems.size(); |
| for (int i = 0; i < N; i += ITEMS_CHUNK) { |
| final int start = i; |
| final int chunkSize = (i+ITEMS_CHUNK <= N) ? ITEMS_CHUNK : (N-i); |
| final Runnable r = new Runnable() { |
| @Override |
| public void run() { |
| Callbacks callbacks = tryGetCallbacks(oldCallbacks); |
| if (callbacks != null) { |
| callbacks.bindItems(workspaceItems, start, start+chunkSize, |
| false); |
| } |
| } |
| }; |
| executor.execute(r); |
| } |
| |
| // Bind the widgets, one at a time |
| N = appWidgets.size(); |
| for (int i = 0; i < N; i++) { |
| final LauncherAppWidgetInfo widget = appWidgets.get(i); |
| final Runnable r = new Runnable() { |
| public void run() { |
| Callbacks callbacks = tryGetCallbacks(oldCallbacks); |
| if (callbacks != null) { |
| callbacks.bindAppWidget(widget); |
| } |
| } |
| }; |
| executor.execute(r); |
| } |
| } |
| |
| /** |
| * Binds all loaded data to actual views on the main thread. |
| */ |
| private void bindWorkspace(int synchronizeBindPage) { |
| final long t = SystemClock.uptimeMillis(); |
| Runnable r; |
| |
| // Don't use these two variables in any of the callback runnables. |
| // Otherwise we hold a reference to them. |
| final Callbacks oldCallbacks = mCallbacks.get(); |
| if (oldCallbacks == null) { |
| // This launcher has exited and nobody bothered to tell us. Just bail. |
| Log.w(TAG, "LoaderTask running with no launcher"); |
| return; |
| } |
| |
| // Save a copy of all the bg-thread collections |
| ArrayList<ItemInfo> workspaceItems = new ArrayList<>(); |
| ArrayList<LauncherAppWidgetInfo> appWidgets = new ArrayList<>(); |
| ArrayList<Long> orderedScreenIds = new ArrayList<>(); |
| |
| synchronized (sBgDataModel) { |
| workspaceItems.addAll(sBgDataModel.workspaceItems); |
| appWidgets.addAll(sBgDataModel.appWidgets); |
| orderedScreenIds.addAll(sBgDataModel.workspaceScreens); |
| } |
| |
| final int currentScreen; |
| { |
| int currScreen = synchronizeBindPage != PagedView.INVALID_RESTORE_PAGE |
| ? synchronizeBindPage : oldCallbacks.getCurrentWorkspaceScreen(); |
| if (currScreen >= orderedScreenIds.size()) { |
| // There may be no workspace screens (just hotseat items and an empty page). |
| currScreen = PagedView.INVALID_RESTORE_PAGE; |
| } |
| currentScreen = currScreen; |
| } |
| final boolean validFirstPage = currentScreen >= 0; |
| final long currentScreenId = |
| validFirstPage ? orderedScreenIds.get(currentScreen) : INVALID_SCREEN_ID; |
| |
| // Separate the items that are on the current screen, and all the other remaining items |
| ArrayList<ItemInfo> currentWorkspaceItems = new ArrayList<>(); |
| ArrayList<ItemInfo> otherWorkspaceItems = new ArrayList<>(); |
| ArrayList<LauncherAppWidgetInfo> currentAppWidgets = new ArrayList<>(); |
| ArrayList<LauncherAppWidgetInfo> otherAppWidgets = new ArrayList<>(); |
| |
| filterCurrentWorkspaceItems(currentScreenId, workspaceItems, currentWorkspaceItems, |
| otherWorkspaceItems); |
| filterCurrentAppWidgets(currentScreenId, appWidgets, currentAppWidgets, |
| otherAppWidgets); |
| sortWorkspaceItemsSpatially(currentWorkspaceItems); |
| sortWorkspaceItemsSpatially(otherWorkspaceItems); |
| |
| // Tell the workspace that we're about to start binding items |
| r = new Runnable() { |
| public void run() { |
| Callbacks callbacks = tryGetCallbacks(oldCallbacks); |
| if (callbacks != null) { |
| callbacks.clearPendingBinds(); |
| callbacks.startBinding(); |
| } |
| } |
| }; |
| runOnMainThread(r); |
| |
| bindWorkspaceScreens(oldCallbacks, orderedScreenIds); |
| |
| Executor mainExecutor = new DeferredMainThreadExecutor(); |
| // Load items on the current page. |
| bindWorkspaceItems(oldCallbacks, currentWorkspaceItems, currentAppWidgets, mainExecutor); |
| |
| // In case of validFirstPage, only bind the first screen, and defer binding the |
| // remaining screens after first onDraw (and an optional the fade animation whichever |
| // happens later). |
| // This ensures that the first screen is immediately visible (eg. during rotation) |
| // In case of !validFirstPage, bind all pages one after other. |
| final Executor deferredExecutor = |
| validFirstPage ? new ViewOnDrawExecutor(mHandler) : mainExecutor; |
| |
| mainExecutor.execute(new Runnable() { |
| @Override |
| public void run() { |
| Callbacks callbacks = tryGetCallbacks(oldCallbacks); |
| if (callbacks != null) { |
| callbacks.finishFirstPageBind( |
| validFirstPage ? (ViewOnDrawExecutor) deferredExecutor : null); |
| } |
| } |
| }); |
| |
| bindWorkspaceItems(oldCallbacks, otherWorkspaceItems, otherAppWidgets, deferredExecutor); |
| |
| // Tell the workspace that we're done binding items |
| r = new Runnable() { |
| public void run() { |
| Callbacks callbacks = tryGetCallbacks(oldCallbacks); |
| if (callbacks != null) { |
| callbacks.finishBindingItems(); |
| } |
| |
| mIsLoadingAndBindingWorkspace = false; |
| |
| // Run all the bind complete runnables after workspace is bound. |
| if (!mBindCompleteRunnables.isEmpty()) { |
| synchronized (mBindCompleteRunnables) { |
| for (final Runnable r : mBindCompleteRunnables) { |
| runOnWorkerThread(r); |
| } |
| mBindCompleteRunnables.clear(); |
| } |
| } |
| |
| // If we're profiling, ensure this is the last thing in the queue. |
| if (DEBUG_LOADERS) { |
| Log.d(TAG, "bound workspace in " |
| + (SystemClock.uptimeMillis()-t) + "ms"); |
| } |
| |
| } |
| }; |
| deferredExecutor.execute(r); |
| |
| if (validFirstPage) { |
| r = new Runnable() { |
| public void run() { |
| Callbacks callbacks = tryGetCallbacks(oldCallbacks); |
| if (callbacks != null) { |
| // We are loading synchronously, which means, some of the pages will be |
| // bound after first draw. Inform the callbacks that page binding is |
| // not complete, and schedule the remaining pages. |
| if (currentScreen != PagedView.INVALID_RESTORE_PAGE) { |
| callbacks.onPageBoundSynchronously(currentScreen); |
| } |
| callbacks.executeOnNextDraw((ViewOnDrawExecutor) deferredExecutor); |
| } |
| } |
| }; |
| runOnMainThread(r); |
| } |
| } |
| |
| private void updateIconCache() { |
| // Ignore packages which have a promise icon. |
| HashSet<String> packagesToIgnore = new HashSet<>(); |
| synchronized (sBgDataModel) { |
| for (ItemInfo info : sBgDataModel.itemsIdMap) { |
| if (info instanceof ShortcutInfo) { |
| ShortcutInfo si = (ShortcutInfo) info; |
| if (si.isPromise() && si.getTargetComponent() != null) { |
| packagesToIgnore.add(si.getTargetComponent().getPackageName()); |
| } |
| } else if (info instanceof LauncherAppWidgetInfo) { |
| LauncherAppWidgetInfo lawi = (LauncherAppWidgetInfo) info; |
| if (lawi.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)) { |
| packagesToIgnore.add(lawi.providerName.getPackageName()); |
| } |
| } |
| } |
| } |
| mIconCache.updateDbIcons(packagesToIgnore); |
| } |
| |
| private void onlyBindAllApps() { |
| final Callbacks oldCallbacks = mCallbacks.get(); |
| if (oldCallbacks == null) { |
| // This launcher has exited and nobody bothered to tell us. Just bail. |
| Log.w(TAG, "LoaderTask running with no launcher (onlyBindAllApps)"); |
| return; |
| } |
| |
| // shallow copy |
| @SuppressWarnings("unchecked") |
| final ArrayList<AppInfo> list |
| = (ArrayList<AppInfo>) mBgAllAppsList.data.clone(); |
| Runnable r = new Runnable() { |
| public void run() { |
| final long t = SystemClock.uptimeMillis(); |
| final Callbacks callbacks = tryGetCallbacks(oldCallbacks); |
| if (callbacks != null) { |
| callbacks.bindAllApplications(list); |
| } |
| if (DEBUG_LOADERS) { |
| Log.d(TAG, "bound all " + list.size() + " apps from cache in " |
| + (SystemClock.uptimeMillis() - t) + "ms"); |
| } |
| } |
| }; |
| runOnMainThread(r); |
| } |
| |
| private void loadAllApps() { |
| final long loadTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; |
| |
| final Callbacks oldCallbacks = mCallbacks.get(); |
| if (oldCallbacks == null) { |
| // This launcher has exited and nobody bothered to tell us. Just bail. |
| Log.w(TAG, "LoaderTask running with no launcher (loadAllApps)"); |
| return; |
| } |
| |
| final List<UserHandle> profiles = mUserManager.getUserProfiles(); |
| |
| // Clear the list of apps |
| mBgAllAppsList.clear(); |
| for (UserHandle user : profiles) { |
| // Query for the set of apps |
| final long qiaTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0; |
| final List<LauncherActivityInfo> apps = mLauncherApps.getActivityList(null, user); |
| if (DEBUG_LOADERS) { |
| Log.d(TAG, "getActivityList took " |
| + (SystemClock.uptimeMillis()-qiaTime) + "ms for user " + user); |
| Log.d(TAG, "getActivityList got " + apps.size() + " apps for user " + user); |
| } |
| // Fail if we don't have any apps |
| // TODO: Fix this. Only fail for the current user. |
| if (apps == null || apps.isEmpty()) { |
| return; |
| } |
| boolean quietMode = mUserManager.isQuietModeEnabled(user); |
| // Create the ApplicationInfos |
| for (int i = 0; i < apps.size(); i++) { |
| LauncherActivityInfo app = apps.get(i); |
| // This builds the icon bitmaps. |
| mBgAllAppsList.add(new AppInfo(mContext, app, user, quietMode), app); |
| } |
| |
| final ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(mContext, user); |
| if (heuristic != null) { |
| final Runnable r = new Runnable() { |
| |
| @Override |
| public void run() { |
| heuristic.processUserApps(apps); |
| } |
| }; |
| runOnMainThread(new Runnable() { |
| |
| @Override |
| public void run() { |
| // Check isLoadingWorkspace on the UI thread, as it is updated on |
| // the UI thread. |
| if (mIsLoadingAndBindingWorkspace) { |
| synchronized (mBindCompleteRunnables) { |
| mBindCompleteRunnables.add(r); |
| } |
| } else { |
| runOnWorkerThread(r); |
| } |
| } |
| }); |
| } |
| } |
| // Huh? Shouldn't this be inside the Runnable below? |
| final ArrayList<AppInfo> added = mBgAllAppsList.added; |
| mBgAllAppsList.added = new ArrayList<AppInfo>(); |
| |
| // Post callback on main thread |
| mHandler.post(new Runnable() { |
| public void run() { |
| |
| final long bindTime = SystemClock.uptimeMillis(); |
| final Callbacks callbacks = tryGetCallbacks(oldCallbacks); |
| if (callbacks != null) { |
| callbacks.bindAllApplications(added); |
| if (DEBUG_LOADERS) { |
| Log.d(TAG, "bound " + added.size() + " apps in " |
| + (SystemClock.uptimeMillis() - bindTime) + "ms"); |
| } |
| } else { |
| Log.i(TAG, "not binding apps: no Launcher activity"); |
| } |
| } |
| }); |
| // Cleanup any data stored for a deleted user. |
| ManagedProfileHeuristic.processAllUsers(profiles, mContext); |
| if (DEBUG_LOADERS) { |
| Log.d(TAG, "Icons processed in " |
| + (SystemClock.uptimeMillis() - loadTime) + "ms"); |
| } |
| } |
| |
| private void loadDeepShortcuts() { |
| if (!mModelLoaded) { |
| sBgDataModel.deepShortcutMap.clear(); |
| DeepShortcutManager shortcutManager = DeepShortcutManager.getInstance(mContext); |
| mHasShortcutHostPermission = shortcutManager.hasHostPermission(); |
| if (mHasShortcutHostPermission) { |
| for (UserHandle user : mUserManager.getUserProfiles()) { |
| if (mUserManager.isUserUnlocked(user)) { |
| List<ShortcutInfoCompat> shortcuts = |
| shortcutManager.queryForAllShortcuts(user); |
| sBgDataModel.updateDeepShortcutMap(null, user, shortcuts); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| public void bindDeepShortcuts() { |
| final MultiHashMap<ComponentKey, String> shortcutMapCopy = |
| sBgDataModel.deepShortcutMap.clone(); |
| Runnable r = new Runnable() { |
| @Override |
| public void run() { |
| Callbacks callbacks = getCallback(); |
| if (callbacks != null) { |
| callbacks.bindDeepShortcutMap(shortcutMapCopy); |
| } |
| } |
| }; |
| runOnMainThread(r); |
| } |
| |
| /** |
| * Refreshes the cached shortcuts if the shortcut permission has changed. |
| * Current implementation simply reloads the workspace, but it can be optimized to |
| * use partial updates similar to {@link UserManagerCompat} |
| */ |
| public void refreshShortcutsIfRequired() { |
| if (Utilities.ATLEAST_NOUGAT_MR1) { |
| sWorker.removeCallbacks(mShortcutPermissionCheckRunnable); |
| sWorker.post(mShortcutPermissionCheckRunnable); |
| } |
| } |
| |
| /** |
| * Called when the icons for packages have been updated in the icon cache. |
| */ |
| public void onPackageIconsUpdated(HashSet<String> updatedPackages, UserHandle user) { |
| // If any package icon has changed (app was updated while launcher was dead), |
| // update the corresponding shortcuts. |
| enqueueModelUpdateTask(new CacheDataUpdatedTask( |
| CacheDataUpdatedTask.OP_CACHE_UPDATE, user, updatedPackages)); |
| } |
| |
| void enqueueModelUpdateTask(BaseModelUpdateTask task) { |
| if (!mModelLoaded && mLoaderTask == null) { |
| if (DEBUG_LOADERS) { |
| Log.d(TAG, "enqueueModelUpdateTask Ignoring task since loader is pending=" + task); |
| } |
| return; |
| } |
| task.init(this); |
| runOnWorkerThread(task); |
| } |
| |
| /** |
| * A task to be executed on the current callbacks on the UI thread. |
| * If there is no current callbacks, the task is ignored. |
| */ |
| public interface CallbackTask { |
| |
| void execute(Callbacks callbacks); |
| } |
| |
| /** |
| * A runnable which changes/updates the data model of the launcher based on certain events. |
| */ |
| public static abstract class BaseModelUpdateTask implements Runnable { |
| |
| private LauncherModel mModel; |
| private DeferredHandler mUiHandler; |
| |
| /* package private */ |
| void init(LauncherModel model) { |
| mModel = model; |
| mUiHandler = mModel.mHandler; |
| } |
| |
| @Override |
| public void run() { |
| if (!mModel.mHasLoaderCompletedOnce) { |
| // Loader has not yet run. |
| return; |
| } |
| execute(mModel.mApp, sBgDataModel, mModel.mBgAllAppsList); |
| } |
| |
| /** |
| * Execute the actual task. Called on the worker thread. |
| */ |
| public abstract void execute( |
| LauncherAppState app, BgDataModel dataModel, AllAppsList apps); |
| |
| /** |
| * Schedules a {@param task} to be executed on the current callbacks. |
| */ |
| public final void scheduleCallbackTask(final CallbackTask task) { |
| final Callbacks callbacks = mModel.getCallback(); |
| mUiHandler.post(new Runnable() { |
| public void run() { |
| Callbacks cb = mModel.getCallback(); |
| if (callbacks == cb && cb != null) { |
| task.execute(callbacks); |
| } |
| } |
| }); |
| } |
| |
| public ModelWriter getModelWriter() { |
| // Updates from model task, do not deal with icon position in hotseat. |
| return mModel.getWriter(false /* hasVerticalHotseat */); |
| } |
| } |
| |
| public void updateAndBindShortcutInfo(final ShortcutInfo si, final ShortcutInfoCompat info) { |
| updateAndBindShortcutInfo(new Provider<ShortcutInfo>() { |
| @Override |
| public ShortcutInfo get() { |
| si.updateFromDeepShortcutInfo(info, mApp.getContext()); |
| si.iconBitmap = LauncherIcons.createShortcutIcon(info, mApp.getContext()); |
| return si; |
| } |
| }); |
| } |
| |
| /** |
| * Utility method to update a shortcut on the background thread. |
| */ |
| public void updateAndBindShortcutInfo(final Provider<ShortcutInfo> shortcutProvider) { |
| enqueueModelUpdateTask(new ExtendedModelTask() { |
| @Override |
| public void execute(LauncherAppState app, BgDataModel dataModel, AllAppsList apps) { |
| ShortcutInfo info = shortcutProvider.get(); |
| ArrayList<ShortcutInfo> update = new ArrayList<>(); |
| update.add(info); |
| bindUpdatedShortcuts(update, info.user); |
| } |
| }); |
| } |
| |
| private void bindWidgetsModel(final Callbacks callbacks) { |
| final MultiHashMap<PackageItemInfo, WidgetItem> widgets |
| = mBgWidgetsModel.getWidgetsMap().clone(); |
| mHandler.post(new Runnable() { |
| @Override |
| public void run() { |
| Callbacks cb = getCallback(); |
| if (callbacks == cb && cb != null) { |
| callbacks.bindAllWidgets(widgets); |
| } |
| } |
| }); |
| } |
| |
| public void refreshAndBindWidgetsAndShortcuts( |
| final Callbacks callbacks, final boolean bindFirst) { |
| runOnWorkerThread(new Runnable() { |
| @Override |
| public void run() { |
| if (bindFirst && !mBgWidgetsModel.isEmpty()) { |
| bindWidgetsModel(callbacks); |
| } |
| ArrayList<WidgetItem> allWidgets = mBgWidgetsModel.update(mApp.getContext()); |
| bindWidgetsModel(callbacks); |
| |
| // update the Widget entries inside DB on the worker thread. |
| mApp.getWidgetCache().removeObsoletePreviews(allWidgets); |
| } |
| }); |
| } |
| |
| static boolean isValidProvider(AppWidgetProviderInfo provider) { |
| return (provider != null) && (provider.provider != null) |
| && (provider.provider.getPackageName() != null); |
| } |
| |
| public void dumpState(String prefix, FileDescriptor fd, PrintWriter writer, String[] args) { |
| if (args.length > 0 && TextUtils.equals(args[0], "--all")) { |
| writer.println(prefix + "All apps list: size=" + mBgAllAppsList.data.size()); |
| for (AppInfo info : mBgAllAppsList.data) { |
| writer.println(prefix + " title=\"" + info.title + "\" iconBitmap=" + info.iconBitmap |
| + " componentName=" + info.componentName.getPackageName()); |
| } |
| } |
| sBgDataModel.dump(prefix, fd, writer, args); |
| } |
| |
| public Callbacks getCallback() { |
| return mCallbacks != null ? mCallbacks.get() : null; |
| } |
| |
| /** |
| * @return {@link FolderInfo} if its already loaded. |
| */ |
| public FolderInfo findFolderById(Long folderId) { |
| synchronized (sBgDataModel) { |
| return sBgDataModel.folders.get(folderId); |
| } |
| } |
| |
| @Thunk class DeferredMainThreadExecutor implements Executor { |
| |
| @Override |
| public void execute(Runnable command) { |
| runOnMainThread(command); |
| } |
| } |
| |
| /** |
| * @return the looper for the worker thread which can be used to start background tasks. |
| */ |
| public static Looper getWorkerLooper() { |
| return sWorkerThread.getLooper(); |
| } |
| } |