1 /*
2  * Copyright (C) 2024 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.data.model
18 
19 import android.app.ActivityManager.RunningTaskInfo
20 
21 /** Represents the state of media projection. */
22 sealed interface MediaProjectionState {
23     /** There is no media being projected. */
24     data object NotProjecting : MediaProjectionState
25 
26     /**
27      * Media is currently being projected.
28      *
29      * @property hostPackage the package name of the app that is receiving the content of the media
30      *   projection (aka which app the phone screen contents are being sent to).
31      * @property hostDeviceName the name of the other device that's receiving the content of the
32      *   media projection. Null if the media projection is going to this same device (e.g. another
33      *   app is recording the screen).
34      */
35     sealed class Projecting(open val hostPackage: String, open val hostDeviceName: String?) :
36         MediaProjectionState {
37         /** The entire screen is being projected. */
38         data class EntireScreen(
39             override val hostPackage: String,
40             override val hostDeviceName: String? = null,
41         ) : Projecting(hostPackage, hostDeviceName)
42 
43         /** Only a single task is being projected. */
44         data class SingleTask(
45             override val hostPackage: String,
46             override val hostDeviceName: String?,
47             val task: RunningTaskInfo,
48         ) : Projecting(hostPackage, hostDeviceName)
49 
50         /** The screen is not being projected, only audio is being projected. */
51         data class NoScreen(
52             override val hostPackage: String,
53             override val hostDeviceName: String? = null,
54         ) : Projecting(hostPackage, hostDeviceName)
55     }
56 }
57