| /* |
| * 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; |
| |
| import android.annotation.NonNull; |
| import android.app.Notification; |
| import android.os.Handler; |
| import android.os.Looper; |
| import android.util.ArraySet; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.systemui.statusbar.NotificationLifetimeExtender; |
| import com.android.systemui.statusbar.notification.collection.NotificationEntry; |
| |
| /** |
| * Extends the lifetime of foreground notification services such that they show for at least |
| * five seconds |
| */ |
| public class ForegroundServiceLifetimeExtender implements NotificationLifetimeExtender { |
| |
| private static final String TAG = "FGSLifetimeExtender"; |
| @VisibleForTesting |
| static final int MIN_FGS_TIME_MS = 5000; |
| |
| private NotificationSafeToRemoveCallback mNotificationSafeToRemoveCallback; |
| private ArraySet<NotificationEntry> mManagedEntries = new ArraySet<>(); |
| private Handler mHandler = new Handler(Looper.getMainLooper()); |
| |
| public ForegroundServiceLifetimeExtender() { |
| } |
| |
| @Override |
| public void setCallback(@NonNull NotificationSafeToRemoveCallback callback) { |
| mNotificationSafeToRemoveCallback = callback; |
| } |
| |
| @Override |
| public boolean shouldExtendLifetime(@NonNull NotificationEntry entry) { |
| if ((entry.getSbn().getNotification().flags |
| & Notification.FLAG_FOREGROUND_SERVICE) == 0) { |
| return false; |
| } |
| |
| long currentTime = System.currentTimeMillis(); |
| return currentTime - entry.getSbn().getPostTime() < MIN_FGS_TIME_MS; |
| } |
| |
| @Override |
| public boolean shouldExtendLifetimeForPendingNotification( |
| @NonNull NotificationEntry entry) { |
| return shouldExtendLifetime(entry); |
| } |
| |
| @Override |
| public void setShouldManageLifetime( |
| @NonNull NotificationEntry entry, boolean shouldManage) { |
| if (!shouldManage) { |
| mManagedEntries.remove(entry); |
| return; |
| } |
| |
| mManagedEntries.add(entry); |
| |
| Runnable r = () -> { |
| if (mManagedEntries.contains(entry)) { |
| mManagedEntries.remove(entry); |
| if (mNotificationSafeToRemoveCallback != null) { |
| mNotificationSafeToRemoveCallback.onSafeToRemove(entry.getKey()); |
| } |
| } |
| }; |
| long delayAmt = MIN_FGS_TIME_MS |
| - (System.currentTimeMillis() - entry.getSbn().getPostTime()); |
| mHandler.postDelayed(r, delayAmt); |
| } |
| } |
| |