Files
lawnchair/src/com/android/launcher3/model/LoaderTask.java
Tony Wickham f9d9df7d3a Gracefully fallback to new ComponentName if one is renamed/removed
Previously, if a developer renamed their launcher activity, we removed
all instances of their icon from the home screen, since technically the
activity they pointed to no longer exists. However, in the vast majority
of cases, the developer simply renamed their activity and nothing should
change from a user's perspective. So instead of removing icons that no
longer point to a valid activity, we now redirect them to point to the
first activity in the manifest (or remove them if there is none).

Test:
- Install app with Activity A and place on home screen
- Rename A to B and reinstall - verify home screen icon remains
- Add new launcher activity C - verify icons still go to B
- Force stop launcher and rename B to A - verify icons go to A (same activity)
- Remove activity A - verify icons go to C
- Remove activity C - verify icons are removed

Bug: 28907647
Change-Id: If9da251bd588908c4c425e7dd32e38fcbe54bab2
2018-09-05 18:23:54 -07:00

851 lines
42 KiB
Java

/*
* Copyright (C) 2017 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.model;
import static com.android.launcher3.ItemInfoWithIcon.FLAG_DISABLED_LOCKED_USER;
import static com.android.launcher3.ItemInfoWithIcon.FLAG_DISABLED_SAFEMODE;
import static com.android.launcher3.ItemInfoWithIcon.FLAG_DISABLED_SUSPENDED;
import static com.android.launcher3.folder.ClippedFolderIconLayoutRule.MAX_NUM_ITEMS_IN_PREVIEW;
import static com.android.launcher3.model.LoaderResults.filterCurrentWorkspaceItems;
import android.appwidget.AppWidgetProviderInfo;
import android.content.ComponentName;
import android.content.ContentResolver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.pm.LauncherActivityInfo;
import android.content.pm.PackageInstaller;
import android.content.pm.PackageInstaller.SessionInfo;
import android.graphics.Bitmap;
import android.os.Handler;
import android.os.Process;
import android.os.UserHandle;
import android.text.TextUtils;
import android.util.Log;
import android.util.LongSparseArray;
import android.util.MutableInt;
import com.android.launcher3.AllAppsList;
import com.android.launcher3.AppInfo;
import com.android.launcher3.FolderInfo;
import com.android.launcher3.IconCache;
import com.android.launcher3.InstallShortcutReceiver;
import com.android.launcher3.ItemInfo;
import com.android.launcher3.LauncherAppState;
import com.android.launcher3.LauncherAppWidgetInfo;
import com.android.launcher3.LauncherModel;
import com.android.launcher3.LauncherSettings;
import com.android.launcher3.ShortcutInfo;
import com.android.launcher3.Utilities;
import com.android.launcher3.compat.AppWidgetManagerCompat;
import com.android.launcher3.compat.LauncherAppsCompat;
import com.android.launcher3.compat.PackageInstallerCompat;
import com.android.launcher3.compat.UserManagerCompat;
import com.android.launcher3.config.FeatureFlags;
import com.android.launcher3.folder.Folder;
import com.android.launcher3.folder.FolderIconPreviewVerifier;
import com.android.launcher3.graphics.LauncherIcons;
import com.android.launcher3.logging.FileLog;
import com.android.launcher3.provider.ImportDataTask;
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.LooperIdleLock;
import com.android.launcher3.util.MultiHashMap;
import com.android.launcher3.util.PackageManagerHelper;
import com.android.launcher3.util.Provider;
import com.android.launcher3.util.TraceHelper;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.concurrent.CancellationException;
/**
* Runnable for the thread that loads the contents of the launcher:
* - workspace icons
* - widgets
* - all apps icons
* - deep shortcuts within apps
*/
public class LoaderTask implements Runnable {
private static final String TAG = "LoaderTask";
private final LauncherAppState mApp;
private final AllAppsList mBgAllAppsList;
private final BgDataModel mBgDataModel;
private FirstScreenBroadcast mFirstScreenBroadcast;
private final LoaderResults mResults;
private final LauncherAppsCompat mLauncherApps;
private final UserManagerCompat mUserManager;
private final DeepShortcutManager mShortcutManager;
private final PackageInstallerCompat mPackageInstaller;
private final AppWidgetManagerCompat mAppWidgetManager;
private final IconCache mIconCache;
private boolean mStopped;
public LoaderTask(LauncherAppState app, AllAppsList bgAllAppsList, BgDataModel dataModel,
LoaderResults results) {
mApp = app;
mBgAllAppsList = bgAllAppsList;
mBgDataModel = dataModel;
mResults = results;
mLauncherApps = LauncherAppsCompat.getInstance(mApp.getContext());
mUserManager = UserManagerCompat.getInstance(mApp.getContext());
mShortcutManager = DeepShortcutManager.getInstance(mApp.getContext());
mPackageInstaller = PackageInstallerCompat.getInstance(mApp.getContext());
mAppWidgetManager = AppWidgetManagerCompat.getInstance(mApp.getContext());
mIconCache = mApp.getIconCache();
}
protected synchronized 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.
LooperIdleLock idleLock = mResults.newIdleLock(this);
// Just in case mFlushingWorkerThread changes but we aren't woken up,
// wait no longer than 1sec at a time
while (!mStopped && idleLock.awaitLocked(1000));
}
private synchronized void verifyNotStopped() throws CancellationException {
if (mStopped) {
throw new CancellationException("Loader stopped");
}
}
private void sendFirstScreenActiveInstallsBroadcast() {
ArrayList<ItemInfo> firstScreenItems = new ArrayList<>();
ArrayList<ItemInfo> allItems = new ArrayList<>();
synchronized (mBgDataModel) {
allItems.addAll(mBgDataModel.workspaceItems);
allItems.addAll(mBgDataModel.appWidgets);
}
long firstScreen = mBgDataModel.workspaceScreens.isEmpty()
? -1 // In this case, we can still look at the items in the hotseat.
: mBgDataModel.workspaceScreens.get(0);
filterCurrentWorkspaceItems(firstScreen, allItems, firstScreenItems,
new ArrayList<>() /* otherScreenItems are ignored */);
mFirstScreenBroadcast.sendBroadcasts(mApp.getContext(), firstScreenItems);
}
public void run() {
synchronized (this) {
// Skip fast if we are already stopped.
if (mStopped) {
return;
}
}
TraceHelper.beginSection(TAG);
try (LauncherModel.LoaderTransaction transaction = mApp.getModel().beginLoader(this)) {
TraceHelper.partitionSection(TAG, "step 1.1: loading workspace");
loadWorkspace();
verifyNotStopped();
TraceHelper.partitionSection(TAG, "step 1.2: bind workspace workspace");
mResults.bindWorkspace();
// Notify the installer packages of packages with active installs on the first screen.
TraceHelper.partitionSection(TAG, "step 1.3: send first screen broadcast");
sendFirstScreenActiveInstallsBroadcast();
// Take a break
TraceHelper.partitionSection(TAG, "step 1 completed, wait for idle");
waitForIdle();
verifyNotStopped();
// second step
TraceHelper.partitionSection(TAG, "step 2.1: loading all apps");
loadAllApps();
TraceHelper.partitionSection(TAG, "step 2.2: Binding all apps");
verifyNotStopped();
mResults.bindAllApps();
verifyNotStopped();
TraceHelper.partitionSection(TAG, "step 2.3: Update icon cache");
updateIconCache();
// Take a break
TraceHelper.partitionSection(TAG, "step 2 completed, wait for idle");
waitForIdle();
verifyNotStopped();
// third step
TraceHelper.partitionSection(TAG, "step 3.1: loading deep shortcuts");
loadDeepShortcuts();
verifyNotStopped();
TraceHelper.partitionSection(TAG, "step 3.2: bind deep shortcuts");
mResults.bindDeepShortcuts();
// Take a break
TraceHelper.partitionSection(TAG, "step 3 completed, wait for idle");
waitForIdle();
verifyNotStopped();
// fourth step
TraceHelper.partitionSection(TAG, "step 4.1: loading widgets");
mBgDataModel.widgetsModel.update(mApp, null);
verifyNotStopped();
TraceHelper.partitionSection(TAG, "step 4.2: Binding widgets");
mResults.bindWidgets();
transaction.commit();
} catch (CancellationException e) {
// Loader stopped, ignore
TraceHelper.partitionSection(TAG, "Cancelled");
}
TraceHelper.endSection(TAG);
}
public synchronized void stopLocked() {
mStopped = true;
this.notify();
}
private void loadWorkspace() {
final Context context = mApp.getContext();
final ContentResolver contentResolver = context.getContentResolver();
final PackageManagerHelper pmHelper = new PackageManagerHelper(context);
final boolean isSafeMode = pmHelper.isSafeMode();
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(context)) {
// 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 (mBgDataModel) {
mBgDataModel.clear();
final HashMap<String, SessionInfo> installingPkgs =
mPackageInstaller.updateAndGetActiveSessionCache();
mFirstScreenBroadcast = new FirstScreenBroadcast(installingPkgs);
mBgDataModel.workspaceScreens.addAll(LauncherModel.loadWorkspaceScreensDb(context));
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 =
mShortcutManager.queryForPinnedShortcuts(null, user);
if (mShortcutManager.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;
FolderIconPreviewVerifier verifier =
new FolderIconPreviewVerifier(mApp.getInvariantDeviceProfile());
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) ||
mLauncherApps.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 (mLauncherApps.isActivityEnabledForProfile(cn, c.user)) {
// no special handling necessary for this item
c.markRestored();
} else {
// Gracefully try to find a fallback activity.
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 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 ((c.restoreFlag & ShortcutInfo.FLAG_SUPPORTS_WEB_UI) != 0) {
validTarget = false;
}
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() &&
!verifier.isItemInPreview(c.getInt(rankIndex));
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);
final ShortcutInfo finalInfo = info;
// If the pinned deep shortcut is no longer published,
// use the last saved icon instead of the default.
Provider<Bitmap> fallbackIconProvider = () ->
c.loadIcon(finalInfo) ? finalInfo.iconBitmap : null;
LauncherIcons li = LauncherIcons.obtain(context);
li.createShortcutIcon(pinnedShortcut,
true /* badged */, fallbackIconProvider).applyTo(info);
li.recycle();
if (pmHelper.isAppSuspended(
pinnedShortcut.getPackage(), info.user)) {
info.runtimeStatusFlags |= FLAG_DISABLED_SUSPENDED;
}
intent = info.intent;
} else {
// Create a shortcut info in disabled mode for now.
info = c.loadSimpleShortcut();
info.runtimeStatusFlags |= FLAG_DISABLED_LOCKED_USER;
}
} else { // item type == ITEM_TYPE_SHORTCUT
info = c.loadSimpleShortcut();
// Shortcuts are only available on the primary profile
if (!TextUtils.isEmpty(targetPkg)
&& pmHelper.isAppSuspended(targetPkg, c.user)) {
disabledState |= 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;
info.runtimeStatusFlags |= disabledState;
if (isSafeMode && !Utilities.isSystemApp(context, intent)) {
info.runtimeStatusFlags |= FLAG_DISABLED_SAFEMODE;
}
if (c.restoreFlag != 0 && !TextUtils.isEmpty(targetPkg)) {
SessionInfo si = installingPkgs.get(targetPkg);
if (si == null) {
info.status &= ~ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE;
} else {
info.setInstallProgress((int) (si.getProgress() * 100));
}
}
c.checkAndAddItem(info, mBgDataModel);
} else {
throw new RuntimeException("Unexpected null ShortcutInfo");
}
break;
case LauncherSettings.Favorites.ITEM_TYPE_FOLDER:
FolderInfo folderInfo = mBgDataModel.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, mBgDataModel);
break;
case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET:
if (FeatureFlags.GO_DISABLE_WIDGETS) {
c.markDeleted("Only legacy shortcuts can have null package");
continue;
}
// Follow through
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 = mAppWidgetManager.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 &
~LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY;
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;
}
}
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;
SessionInfo si =
installingPkgs.get(component.getPackageName());
Integer installProgress = si == null
? null
: (int) (si.getProgress() * 100);
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();
}
}
if (appWidgetInfo.restoreStatus !=
LauncherAppWidgetInfo.RESTORE_COMPLETED) {
String pkg = appWidgetInfo.providerName.getPackageName();
appWidgetInfo.pendingItemInfo = new PackageItemInfo(pkg);
appWidgetInfo.pendingItemInfo.user = appWidgetInfo.user;
mIconCache.getTitleAndIconForApp(
appWidgetInfo.pendingItemInfo, false);
}
c.checkAndAddItem(appWidgetInfo, mBgDataModel);
}
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) {
mBgDataModel.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) {
mBgDataModel.workspaceItems.remove(mBgDataModel.folders.get(folderId));
mBgDataModel.folders.remove(folderId);
mBgDataModel.itemsIdMap.remove(folderId);
}
// Remove any ghost widgets
LauncherSettings.Settings.call(contentResolver,
LauncherSettings.Settings.METHOD_REMOVE_GHOST_WIDGETS);
}
// Unpin shortcuts that don't exist on the workspace.
HashSet<ShortcutKey> pendingShortcuts =
InstallShortcutReceiver.getPendingShortcuts(context);
for (ShortcutKey key : shortcutKeyToPinnedShortcuts.keySet()) {
MutableInt numTimesPinned = mBgDataModel.pinnedShortcutCounts.get(key);
if ((numTimesPinned == null || numTimesPinned.value == 0)
&& !pendingShortcuts.contains(key)) {
// Shortcut is pinned but doesn't exist on the workspace; unpin it.
mShortcutManager.unpinShortcut(key);
}
}
FolderIconPreviewVerifier verifier =
new FolderIconPreviewVerifier(mApp.getInvariantDeviceProfile());
// Sort the folder items and make sure all items in the preview are high resolution.
for (FolderInfo folder : mBgDataModel.folders) {
Collections.sort(folder.contents, Folder.ITEM_POS_COMPARATOR);
verifier.setFolderInfo(folder);
int numItemsInPreview = 0;
for (ShortcutInfo info : folder.contents) {
if (info.usingLowResIcon()
&& info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPLICATION
&& verifier.isItemInPreview(info.rank)) {
mIconCache.getTitleAndIcon(info, false);
numItemsInPreview++;
}
if (numItemsInPreview >= MAX_NUM_ITEMS_IN_PREVIEW) {
break;
}
}
}
c.commitRestoredItems();
if (!isSdCardReady && !pendingPackages.isEmpty()) {
context.registerReceiver(
new SdCardAvailableReceiver(mApp, pendingPackages),
new IntentFilter(Intent.ACTION_BOOT_COMPLETED),
null,
new Handler(LauncherModel.getWorkerLooper()));
}
// Remove any empty screens
ArrayList<Long> unusedScreens = new ArrayList<>(mBgDataModel.workspaceScreens);
for (ItemInfo item: mBgDataModel.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) {
mBgDataModel.workspaceScreens.removeAll(unusedScreens);
LauncherModel.updateWorkspaceScreenOrder(context, mBgDataModel.workspaceScreens);
}
}
}
private void updateIconCache() {
// Ignore packages which have a promise icon.
HashSet<String> packagesToIgnore = new HashSet<>();
synchronized (mBgDataModel) {
for (ItemInfo info : mBgDataModel.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 loadAllApps() {
final List<UserHandle> profiles = mUserManager.getUserProfiles();
// Clear the list of apps
mBgAllAppsList.clear();
for (UserHandle user : profiles) {
// Query for the set of apps
final List<LauncherActivityInfo> apps = mLauncherApps.getActivityList(null, 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(app, user, quietMode), app);
}
}
if (FeatureFlags.LAUNCHER3_PROMISE_APPS_IN_ALL_APPS) {
// get all active sessions and add them to the all apps list
for (PackageInstaller.SessionInfo info :
mPackageInstaller.getAllVerifiedSessions()) {
mBgAllAppsList.addPromiseApp(mApp.getContext(),
PackageInstallerCompat.PackageInstallInfo.fromInstallingState(info));
}
}
mBgAllAppsList.added = new ArrayList<>();
}
private void loadDeepShortcuts() {
mBgDataModel.deepShortcutMap.clear();
mBgDataModel.hasShortcutHostPermission = mShortcutManager.hasHostPermission();
if (mBgDataModel.hasShortcutHostPermission) {
for (UserHandle user : mUserManager.getUserProfiles()) {
if (mUserManager.isUserUnlocked(user)) {
List<ShortcutInfoCompat> shortcuts =
mShortcutManager.queryForAllShortcuts(user);
mBgDataModel.updateDeepShortcutMap(null, user, shortcuts);
}
}
}
}
public static boolean isValidProvider(AppWidgetProviderInfo provider) {
return (provider != null) && (provider.provider != null)
&& (provider.provider.getPackageName() != null);
}
}