| /* |
| * Copyright (C) 2019 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.systemui.statusbar.notification; |
| |
| import static android.app.WindowConfiguration.ACTIVITY_TYPE_UNDEFINED; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_PRIMARY; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_SECONDARY; |
| |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.app.ActivityManager; |
| import android.app.ActivityTaskManager; |
| import android.app.AppGlobals; |
| import android.app.Notification; |
| import android.app.NotificationManager; |
| import android.app.PendingIntent; |
| import android.app.SynchronousUserSwitchObserver; |
| import android.content.ComponentName; |
| import android.content.Intent; |
| import android.content.pm.ApplicationInfo; |
| import android.content.pm.IPackageManager; |
| import android.content.pm.PackageManager; |
| import android.graphics.drawable.Icon; |
| import android.net.Uri; |
| import android.os.Bundle; |
| import android.os.Handler; |
| import android.os.RemoteException; |
| import android.os.UserHandle; |
| import android.provider.Settings; |
| import android.service.notification.StatusBarNotification; |
| import android.util.ArraySet; |
| import android.util.Pair; |
| |
| import com.android.internal.messages.nano.SystemMessageProto; |
| import com.android.internal.messages.nano.SystemMessageProto.SystemMessage; |
| import com.android.systemui.Dependency; |
| import com.android.systemui.DockedStackExistsListener; |
| import com.android.systemui.R; |
| import com.android.systemui.SysUiServiceProvider; |
| import com.android.systemui.SystemUI; |
| import com.android.systemui.UiOffloadThread; |
| import com.android.systemui.statusbar.CommandQueue; |
| import com.android.systemui.statusbar.policy.KeyguardStateController; |
| import com.android.systemui.util.NotificationChannels; |
| |
| import java.util.List; |
| |
| /** The clsss to show notification(s) of instant apps. This may show multiple notifications on |
| * splitted screen. |
| */ |
| public class InstantAppNotifier extends SystemUI |
| implements CommandQueue.Callbacks, KeyguardStateController.Callback { |
| private static final String TAG = "InstantAppNotifier"; |
| public static final int NUM_TASKS_FOR_INSTANT_APP_INFO = 5; |
| |
| private final Handler mHandler = new Handler(); |
| private final UiOffloadThread mUiOffloadThread = Dependency.get(UiOffloadThread.class); |
| private final ArraySet<Pair<String, Integer>> mCurrentNotifs = new ArraySet<>(); |
| private boolean mDockedStackExists; |
| private KeyguardStateController mKeyguardStateController; |
| |
| public InstantAppNotifier() {} |
| |
| @Override |
| public void start() { |
| mKeyguardStateController = Dependency.get(KeyguardStateController.class); |
| |
| // listen for user / profile change. |
| try { |
| ActivityManager.getService().registerUserSwitchObserver(mUserSwitchListener, TAG); |
| } catch (RemoteException e) { |
| // Ignore |
| } |
| |
| SysUiServiceProvider.getComponent(mContext, CommandQueue.class).addCallback(this); |
| mKeyguardStateController.addCallback(this); |
| |
| DockedStackExistsListener.register( |
| exists -> { |
| mDockedStackExists = exists; |
| updateForegroundInstantApps(); |
| }); |
| |
| // Clear out all old notifications on startup (only present in the case where sysui dies) |
| NotificationManager noMan = mContext.getSystemService(NotificationManager.class); |
| for (StatusBarNotification notification : noMan.getActiveNotifications()) { |
| if (notification.getId() == SystemMessage.NOTE_INSTANT_APPS) { |
| noMan.cancel(notification.getTag(), notification.getId()); |
| } |
| } |
| } |
| |
| @Override |
| public void appTransitionStarting( |
| int displayId, long startTime, long duration, boolean forced) { |
| if (mContext.getDisplayId() == displayId) { |
| updateForegroundInstantApps(); |
| } |
| } |
| |
| @Override |
| public void onKeyguardShowingChanged() { |
| updateForegroundInstantApps(); |
| } |
| |
| @Override |
| public void preloadRecentApps() { |
| updateForegroundInstantApps(); |
| } |
| |
| private final SynchronousUserSwitchObserver mUserSwitchListener = |
| new SynchronousUserSwitchObserver() { |
| @Override |
| public void onUserSwitching(int newUserId) throws RemoteException {} |
| |
| @Override |
| public void onUserSwitchComplete(int newUserId) throws RemoteException { |
| mHandler.post( |
| () -> { |
| updateForegroundInstantApps(); |
| }); |
| } |
| }; |
| |
| |
| private void updateForegroundInstantApps() { |
| NotificationManager noMan = mContext.getSystemService(NotificationManager.class); |
| IPackageManager pm = AppGlobals.getPackageManager(); |
| mUiOffloadThread.submit( |
| () -> { |
| ArraySet<Pair<String, Integer>> notifs = new ArraySet<>(mCurrentNotifs); |
| try { |
| final ActivityManager.StackInfo focusedStack = |
| ActivityTaskManager.getService().getFocusedStackInfo(); |
| if (focusedStack != null) { |
| final int windowingMode = |
| focusedStack.configuration.windowConfiguration |
| .getWindowingMode(); |
| if (windowingMode == WINDOWING_MODE_FULLSCREEN |
| || windowingMode == WINDOWING_MODE_SPLIT_SCREEN_SECONDARY) { |
| checkAndPostForStack(focusedStack, notifs, noMan, pm); |
| } |
| } |
| if (mDockedStackExists) { |
| checkAndPostForPrimaryScreen(notifs, noMan, pm); |
| } |
| } catch (RemoteException e) { |
| e.rethrowFromSystemServer(); |
| } |
| |
| // Cancel all the leftover notifications that don't have a foreground |
| // process anymore. |
| notifs.forEach( |
| v -> { |
| mCurrentNotifs.remove(v); |
| |
| noMan.cancelAsUser( |
| v.first, |
| SystemMessageProto.SystemMessage.NOTE_INSTANT_APPS, |
| new UserHandle(v.second)); |
| }); |
| }); |
| } |
| |
| /** |
| * Posts an instant app notification if the top activity of the primary container in the |
| * splitted screen is an instant app and the corresponding instant app notification is not |
| * posted yet. If the notification already exists, this method removes it from {@code |
| * notifs} in the arguments. |
| */ |
| private void checkAndPostForPrimaryScreen( |
| @NonNull ArraySet<Pair<String, Integer>> notifs, |
| @NonNull NotificationManager noMan, |
| @NonNull IPackageManager pm) { |
| try { |
| final ActivityManager.StackInfo info = |
| ActivityTaskManager.getService() |
| .getStackInfo( |
| WINDOWING_MODE_SPLIT_SCREEN_PRIMARY, ACTIVITY_TYPE_UNDEFINED); |
| checkAndPostForStack(info, notifs, noMan, pm); |
| } catch (RemoteException e) { |
| e.rethrowFromSystemServer(); |
| } |
| } |
| |
| /** |
| * Posts an instant app notification if the top activity of the given stack is an instant app |
| * and the corresponding instant app notification is not posted yet. If the notification already |
| * exists, this method removes it from {@code notifs} in the arguments. |
| */ |
| private void checkAndPostForStack( |
| @Nullable ActivityManager.StackInfo info, |
| @NonNull ArraySet<Pair<String, Integer>> notifs, |
| @NonNull NotificationManager noMan, |
| @NonNull IPackageManager pm) { |
| try { |
| if (info == null || info.topActivity == null) return; |
| String pkg = info.topActivity.getPackageName(); |
| Pair<String, Integer> key = new Pair<>(pkg, info.userId); |
| if (!notifs.remove(key)) { |
| // TODO: Optimize by not always needing to get application info. |
| // Maybe cache non-instant-app packages? |
| ApplicationInfo appInfo = |
| pm.getApplicationInfo( |
| pkg, PackageManager.MATCH_UNINSTALLED_PACKAGES, info.userId); |
| if (appInfo.isInstantApp()) { |
| postInstantAppNotif( |
| pkg, |
| info.userId, |
| appInfo, |
| noMan, |
| info.taskIds[info.taskIds.length - 1]); |
| } |
| } |
| } catch (RemoteException e) { |
| e.rethrowFromSystemServer(); |
| } |
| } |
| |
| /** Posts an instant app notification. */ |
| private void postInstantAppNotif( |
| @NonNull String pkg, |
| int userId, |
| @NonNull ApplicationInfo appInfo, |
| @NonNull NotificationManager noMan, |
| int taskId) { |
| final Bundle extras = new Bundle(); |
| extras.putString( |
| Notification.EXTRA_SUBSTITUTE_APP_NAME, mContext.getString(R.string.instant_apps)); |
| mCurrentNotifs.add(new Pair<>(pkg, userId)); |
| |
| String helpUrl = mContext.getString(R.string.instant_apps_help_url); |
| boolean hasHelpUrl = !helpUrl.isEmpty(); |
| String message = |
| mContext.getString( |
| hasHelpUrl |
| ? R.string.instant_apps_message_with_help |
| : R.string.instant_apps_message); |
| |
| UserHandle user = UserHandle.of(userId); |
| PendingIntent appInfoAction = |
| PendingIntent.getActivityAsUser( |
| mContext, |
| 0, |
| new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS) |
| .setData(Uri.fromParts("package", pkg, null)), |
| 0, |
| null, |
| user); |
| Notification.Action action = |
| new Notification.Action.Builder( |
| null, mContext.getString(R.string.app_info), appInfoAction) |
| .build(); |
| PendingIntent helpCenterIntent = |
| hasHelpUrl |
| ? PendingIntent.getActivityAsUser( |
| mContext, |
| 0, |
| new Intent(Intent.ACTION_VIEW).setData(Uri.parse(helpUrl)), |
| 0, |
| null, |
| user) |
| : null; |
| |
| Intent browserIntent = getTaskIntent(taskId, userId); |
| Notification.Builder builder = |
| new Notification.Builder(mContext, NotificationChannels.GENERAL); |
| if (browserIntent != null && browserIntent.isWebIntent()) { |
| // Make sure that this doesn't resolve back to an instant app |
| browserIntent |
| .setComponent(null) |
| .setPackage(null) |
| .addFlags(Intent.FLAG_IGNORE_EPHEMERAL) |
| .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); |
| |
| PendingIntent pendingIntent = |
| PendingIntent.getActivityAsUser( |
| mContext, |
| 0 /* requestCode */, |
| browserIntent, |
| 0 /* flags */, |
| null, |
| user); |
| ComponentName aiaComponent = null; |
| try { |
| aiaComponent = AppGlobals.getPackageManager().getInstantAppInstallerComponent(); |
| } catch (RemoteException e) { |
| e.rethrowFromSystemServer(); |
| } |
| Intent goToWebIntent = |
| new Intent() |
| .setComponent(aiaComponent) |
| .setAction(Intent.ACTION_VIEW) |
| .addCategory(Intent.CATEGORY_BROWSABLE) |
| .addCategory("unique:" + System.currentTimeMillis()) |
| .putExtra(Intent.EXTRA_PACKAGE_NAME, appInfo.packageName) |
| .putExtra( |
| Intent.EXTRA_VERSION_CODE, |
| (int) (appInfo.versionCode & 0x7fffffff)) |
| .putExtra(Intent.EXTRA_LONG_VERSION_CODE, appInfo.longVersionCode) |
| .putExtra(Intent.EXTRA_INSTANT_APP_FAILURE, pendingIntent); |
| |
| PendingIntent webPendingIntent = |
| PendingIntent.getActivityAsUser(mContext, 0, goToWebIntent, 0, null, user); |
| Notification.Action webAction = |
| new Notification.Action.Builder( |
| null, mContext.getString(R.string.go_to_web), webPendingIntent) |
| .build(); |
| builder.addAction(webAction); |
| } |
| |
| noMan.notifyAsUser( |
| pkg, |
| SystemMessage.NOTE_INSTANT_APPS, |
| builder.addExtras(extras) |
| .addAction(action) |
| .setContentIntent(helpCenterIntent) |
| .setColor(mContext.getColor(R.color.instant_apps_color)) |
| .setContentTitle( |
| mContext.getString( |
| R.string.instant_apps_title, |
| appInfo.loadLabel(mContext.getPackageManager()))) |
| .setLargeIcon(Icon.createWithResource(pkg, appInfo.icon)) |
| .setSmallIcon( |
| Icon.createWithResource( |
| mContext.getPackageName(), R.drawable.instant_icon)) |
| .setContentText(message) |
| .setStyle(new Notification.BigTextStyle().bigText(message)) |
| .setOngoing(true) |
| .build(), |
| new UserHandle(userId)); |
| } |
| |
| @Nullable |
| private Intent getTaskIntent(int taskId, int userId) { |
| try { |
| final List<ActivityManager.RecentTaskInfo> tasks = |
| ActivityTaskManager.getService() |
| .getRecentTasks(NUM_TASKS_FOR_INSTANT_APP_INFO, 0, userId) |
| .getList(); |
| for (int i = 0; i < tasks.size(); i++) { |
| if (tasks.get(i).id == taskId) { |
| return tasks.get(i).baseIntent; |
| } |
| } |
| } catch (RemoteException e) { |
| // Fall through |
| } |
| return null; |
| } |
| } |