我的小闹钟

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public class MainActivity extends Activity {

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//跳到服务
Intent intent=new Intent(this,AlarmclockSerivce.class);
startService(intent);

}
}

public class AlarmclockSerivce extends IntentService {

public AlarmclockSerivce() {
super("重写父类IntentService");

}

@Override
protected void onHandleIntent(Intent intent) {// 这里是子线程，且不用再关闭了
AlarmManager alarmManager = (AlarmManager) getSystemService(ALARM_SERVICE);

long triggerAtTime=SystemClock.elapsedRealtime()+1*60*1000;//1min后执行

Intent i=new Intent(this,AlarmclockReceiver.class);
PendingIntent pi=PendingIntent.getBroadcast(this, 0, i, 0);

alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtTime, pi);

Log.i("当前时间", System.currentTimeMillis()+"");

}

public class AlarmclockReceiver extends BroadcastReceiver {

@Override
public void onReceive(Context context, Intent intent) {

NotificationManager notificationManager = (NotificationManager) context
.getSystemService(Context.NOTIFICATION_SERVICE);
Notification notification = new Notification.Builder(context)
.setTicker("闹钟提示").setContentTitle("起床时间")
.setContentText("主人，今天有重要约会啊")
.setSmallIcon(android.R.drawable.btn_star)
.setVibrate(new long[]{0,2000,1000,2000,1000,2000,1000})
.build();

notificationManager.notify(1, notification);

Intent i = new Intent(context, AlarmclockSerivce.class);
context.startService(i);

}

}

我的小闹钟

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原文地址：http://www.cnblogs.com/wangfeng520/p/5089126.html