没有timeout中的方法媒体播放器 http://developer.android.com/reference/android/media/MediaPlayer.html,但您可以自己实现 - 有多种方法可以实现。
我建议其中之一,我自己用过,它对我有用 -广播接收器代码看起来像这样:
public class ConnectivityCheckingReceiver extends WakefulBroadcastReceiver
{
private AlarmManager alarmManager;
private PendingIntent pendingIntent;
@Override
public void onReceive(Context context, Intent intent)
{
if (MusicService.mediaPlayer != null)
{
if (!MusicService.mediaPlayer.isPlaying())
Log.v("Music", "Music is NOT playing");
//stop service and notify user
else
Log.v("Music", "Music is playing");
}
else
{
Log.v("Music", "User stopped player");
}
}
public void setAlarm (Context context, int hour, int minute, int second)
{
alarmManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
Intent intent = new Intent(context, ConnectivityCheckingReceiver.class);
pendingIntent = PendingIntent.getBroadcast(context, 0, intent, 0);
Calendar calendar = Calendar.getInstance();
calendar.set(Calendar.HOUR_OF_DAY, hour);
calendar.set(Calendar.MINUTE, minute);
calendar.set(Calendar.SECOND, second);
alarmManager.set(AlarmManager.RTC_WAKEUP, calendar.getTimeInMillis(), pendingIntent);
}
}
在您的活动/服务/片段中添加以下行:
ConnectivityCheckingReceiver conCheck = new ConnectivityCheckingReceiver();
conCheck.setAlarm(context, hour, min, second);
您需要自己实现小时/分钟/秒检查逻辑,但是使用像这样的库可以轻松完成乔达时间 http://www.joda.org/joda-time/。
并且不要忘记添加到您的清单中:
<uses-permission android:name="android.permission.WAKE_LOCK" />
<receiver android:name=".receivers.ConnectivityCheckingReceiver" />
Ps,我的解决方案并不完美,但我还没有看到这个问题的任何好的答案,所以如果找到一个,请分享。