This repository has been archived by the owner on Nov 8, 2023. It is now read-only.
/
MediaPlaybackService.java
112 lines (90 loc) · 3.5 KB
/
MediaPlaybackService.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
/*
* Copyright (C) 2007 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.music;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.media.browse.MediaBrowser.MediaItem;
import android.media.session.MediaSession;
import android.media.session.PlaybackState;
import android.os.Bundle;
import android.service.media.MediaBrowserService;
import android.util.Log;
import java.util.*;
/**
* Provides "background" audio playback capabilities, allowing the
* user to switch between activities without stopping playback.
*/
public class MediaPlaybackService extends MediaBrowserService {
private MediaSession mSession;
public MediaPlaybackService() {}
@Override
public void onCreate() {
super.onCreate();
// Start a new MediaSession
mSession = new MediaSession(this, "MediaPlaybackService");
// Enable callbacks from MediaButtons and TransportControls
mSession.setFlags(MediaSession.FLAG_HANDLES_MEDIA_BUTTONS
| MediaSession.FLAG_HANDLES_TRANSPORT_CONTROLS);
// Set an initial PlaybackState with ACTION_PLAY, so media buttons can start the player
PlaybackState.Builder stateBuilder = new PlaybackState.Builder().setActions(
PlaybackState.ACTION_PLAY | PlaybackState.ACTION_PLAY_PAUSE);
mSession.setPlaybackState(stateBuilder.build());
setSessionToken(mSession.getSessionToken());
Context context = getApplicationContext();
Intent intent = new Intent(context, MusicBrowserActivity.class);
PendingIntent pi = PendingIntent.getActivity(
context, 99 /*request code*/, intent, PendingIntent.FLAG_UPDATE_CURRENT);
mSession.setSessionActivity(pi);
}
@Override
public int onStartCommand(Intent startIntent, int flags, int startId) {
return START_STICKY;
}
@Override
public void onDestroy() {}
@Override
public BrowserRoot onGetRoot(String clientPackageName, int clientUid, Bundle rootHints) {
return null;
}
@Override
public void onLoadChildren(final String parentMediaId, final Result<List<MediaItem>> result) {
result.sendResult(null);
return;
}
private final class MediaSessionCallback extends MediaSession.Callback {
@Override
public void onPlay() {}
@Override
public void onSkipToQueueItem(long queueId) {}
@Override
public void onSeekTo(long position) {}
@Override
public void onPlayFromMediaId(String mediaId, Bundle extras) {}
@Override
public void onPause() {}
@Override
public void onStop() {}
@Override
public void onSkipToNext() {}
@Override
public void onSkipToPrevious() {}
@Override
public void onPlayFromSearch(String query, Bundle extras) {}
@Override
public void onCustomAction(String action, Bundle extras) {}
}
}