Ani*_*jee 9 android android-music-player
在我的Android应用程序中,我使用MediaPlayer类播放不同的mp3文件.
用户正在使用默认音乐应用程序播放他/她自己的音乐.
我想要:
我想从我的应用程序暂停并恢复默认音乐播放器的音乐.
是否有可能做到这一点?
以下代码将通过发送广播暂停默认MediaPlayer:
AudioManager mAudioManager = (AudioManager) this.getSystemService(Context.AUDIO_SERVICE);
if (mAudioManager.isMusicActive()) {
Intent i = new Intent("com.android.music.musicservicecommand");
i.putExtra("command", "pause");
YourApplicationClass.this.sendBroadcast(i);
}
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伙计们,尝试遵循代码,它对我有用:
// stop music player
AudioManager am = (AudioManager)context.getSystemService(Context.AUDIO_SERVICE);
am.requestAudioFocus(null,AudioManager.STREAM_MUSIC,AudioManager.AUDIOFOCUS_GAIN_TRANSIENT);
//resume music player
am.abandonAudioFocus(null);
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要控制当前播放的音乐,请使用此代码。
AudioManager mAudioManager = (AudioManager) c.getSystemService(Context.AUDIO_SERVICE);
if(mode == Config.MUSIC_NEXT) {
KeyEvent event = new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_MEDIA_NEXT);
mAudioManager.dispatchMediaKeyEvent(event);
}else if(mode == Config.MUSIC_PLAY){
KeyEvent event = new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_MEDIA_PLAY);
mAudioManager.dispatchMediaKeyEvent(event);
}
else if(mode == Config.MUSIC_PREV){
KeyEvent event = new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_MEDIA_PREVIOUS);
mAudioManager.dispatchMediaKeyEvent(event);
}
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事实上,这是唯一适用于我使用的所有音乐应用程序的代码。检查过
// pause
Intent i = new Intent("com.android.music.musicservicecommand");
i.putExtra("command", "pause");
sendBroadcast(i);
// play
Intent i = new Intent("com.android.music.musicservicecommand");
i.putExtra("command", "play");
sendBroadcast(i);
// next
Intent i = new Intent("com.android.music.musicservicecommand");
i.putExtra("command", "next");
sendBroadcast(i);
// previous
Intent i = new Intent("com.android.music.musicservicecommand");
i.putExtra("command", "previous");
sendBroadcast(i);
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有关可用命令的更多信息:
public static final String SERVICECMD = "com.android.music.musicservicecommand";
public static final String CMDNAME = "command";
public static final String CMDTOGGLEPAUSE = "togglepause";
public static final String CMDSTOP = "stop";
public static final String CMDPAUSE = "pause";
public static final String CMDPLAY = "play";
public static final String CMDPREVIOUS = "previous";
public static final String CMDNEXT = "next";
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