1 /*
2  * Copyright (C) 2022 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.mediaprojection.appselector.data
18 
19 import android.content.ComponentName
20 import android.content.pm.PackageManager
21 import android.graphics.drawable.Drawable
22 import com.android.systemui.dagger.qualifiers.Background
23 import com.android.systemui.shared.system.PackageManagerWrapper
24 import javax.inject.Inject
25 import kotlinx.coroutines.CoroutineDispatcher
26 import kotlinx.coroutines.withContext
27 
28 interface BasicAppIconLoader {
loadIconnull29     suspend fun loadIcon(userId: Int, component: ComponentName): Drawable?
30 }
31 
32 class BasicPackageManagerAppIconLoader
33 @Inject
34 constructor(
35     @Background private val backgroundDispatcher: CoroutineDispatcher,
36     // Use wrapper to access hidden API that allows to get ActivityInfo for any user id
37     private val packageManagerWrapper: PackageManagerWrapper,
38     private val packageManager: PackageManager,
39 ) : BasicAppIconLoader {
40 
41     override suspend fun loadIcon(userId: Int, component: ComponentName): Drawable? =
42         withContext(backgroundDispatcher) {
43             packageManagerWrapper.getActivityInfo(component, userId)?.loadIcon(packageManager)
44         }
45 }
46