| /* |
| * Copyright (C) 2022 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.mediaprojection.appselector.data |
| |
| import android.app.ActivityManager.RECENT_IGNORE_UNAVAILABLE |
| import com.android.systemui.dagger.qualifiers.Background |
| import com.android.systemui.settings.UserTracker |
| import com.android.systemui.util.kotlin.getOrNull |
| import com.android.wm.shell.recents.RecentTasks |
| import com.android.wm.shell.util.GroupedRecentTaskInfo |
| import java.util.Optional |
| import java.util.concurrent.Executor |
| import javax.inject.Inject |
| import kotlin.coroutines.resume |
| import kotlin.coroutines.suspendCoroutine |
| import kotlinx.coroutines.CoroutineDispatcher |
| import kotlinx.coroutines.withContext |
| |
| interface RecentTaskListProvider { |
| /** Loads recent tasks, the returned task list is from the most-recent to least-recent order */ |
| suspend fun loadRecentTasks(): List<RecentTask> |
| } |
| |
| class ShellRecentTaskListProvider |
| @Inject |
| constructor( |
| @Background private val coroutineDispatcher: CoroutineDispatcher, |
| @Background private val backgroundExecutor: Executor, |
| private val recentTasks: Optional<RecentTasks>, |
| private val userTracker: UserTracker |
| ) : RecentTaskListProvider { |
| |
| private val recents by lazy { recentTasks.getOrNull() } |
| |
| override suspend fun loadRecentTasks(): List<RecentTask> = |
| withContext(coroutineDispatcher) { |
| val rawRecentTasks: List<GroupedRecentTaskInfo> = recents?.getTasks() ?: emptyList() |
| |
| rawRecentTasks |
| .flatMap { listOfNotNull(it.taskInfo1, it.taskInfo2) } |
| .map { |
| RecentTask( |
| it.taskId, |
| it.userId, |
| it.topActivity, |
| it.baseIntent?.component, |
| it.taskDescription?.backgroundColor |
| ) |
| } |
| } |
| |
| private suspend fun RecentTasks.getTasks(): List<GroupedRecentTaskInfo> = |
| suspendCoroutine { continuation -> |
| getRecentTasks( |
| Integer.MAX_VALUE, |
| RECENT_IGNORE_UNAVAILABLE, |
| userTracker.userId, |
| backgroundExecutor |
| ) { tasks -> |
| continuation.resume(tasks) |
| } |
| } |
| } |