1 /* 2 * Copyright (C) 2021 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.systemui.shared.system 18 19 import android.app.ActivityManager 20 21 /** Kotlin extensions for [ActivityManager] */ 22 object ActivityManagerKt { 23 24 /** 25 * Returns `true` whether the app with the given package name has an activity at the top of the 26 * most recent task; `false` otherwise 27 */ isInForegroundnull28 fun ActivityManager.isInForeground(packageName: String): Boolean { 29 val tasks: List<ActivityManager.RunningTaskInfo> = getRunningTasks(1) 30 return tasks.isNotEmpty() && packageName == tasks[0].topActivity?.packageName 31 } 32 } 33