现在发生的事情是它还在控制其他音乐播放器 . 如果我在启动后有一个默认音乐播放器,如果我开始使用我的音乐播放器播放然后我按下耳机中的播放/暂停按钮它控制默认音乐播放器 . 我已经实现了像这样的heaset broadcastreceiver,
switch (keyEvent.getKeyCode()) {
case KeyEvent.KEYCODE_HEADSETHOOK:
Log.d("TAG", "TAG: KEYCODE_HEADSETHOOK");
if (MusicService.isPlaying()) {
MusicService.player.pause();
} else {
MusicService.player.start();
}
new MusicService().showNotification();
break;
case KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE:
Log.d("TAG", "TAG: KEYCODE_MEDIA_PLAY");
if (MusicService.isPlaying()) {
MusicService.player.pause();
} else {
MusicService.player.start();
}
new MusicService().showNotification();
break;
case KeyEvent.KEYCODE_MEDIA_PLAY:
break;
case KeyEvent.KEYCODE_MEDIA_PAUSE:
Log.d("TAG", "TAG: KEYCODE_MEDIA_PAUSE");
break;
case KeyEvent.KEYCODE_MEDIA_STOP:
break;
case KeyEvent.KEYCODE_MEDIA_NEXT:
Log.d("TAG", "TAG: KEYCODE_MEDIA_NEXT");
if (MusicService.player.isPlaying()) {
MusicService.player.stop();
}
if (MusicService.songPosn < (MusicService.song.size() - 1)) {
MusicService.songPosn = MusicService.songPosn + 1;
if (SingleInstance.getInstance().getIndexCount()>= 1)
SingleInstance.getInstance().setIndexCount(SingleInstance.getInstance().getIndexCount()-1);
} else {
// play first song
MusicService.songPosn = 0;
}
new MusicService().playSong(true);
break;
case KeyEvent.KEYCODE_MEDIA_PREVIOUS:
Log.d("TAG", "TAG: KEYCODE_MEDIA_PREVIOUS");
if (MusicService.player.isPlaying()) {
MusicService.player.stop();
}
if (MusicService.songPosn > 0) {
MusicService.songPosn = MusicService.songPosn - 1;
} else {
// play last song
MusicService.songPosn = MusicService.song.size() - 1;
}
new MusicService().playSong(true);
break;
}
1 回答
如果您想在活动中获取hedsethook事件,请遵循以下代码:
确保使用true来消耗事件 . 要在服务中完成它,请使用BroadCast接收器,如下所示: