http://blog.csdn.net/wangliang198901/article/details/12342845

http://*.com/questions/3856767/android-keeping-a-background-service-alive-preventing-process-death

http://www.cnblogs.com/cc-Cheng/p/3146143.html

调用

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.source_activity);
startService(new Intent(this, RunService.class));
}

定义

public class RunService extends Service {

@Override
public void onCreate() {
sendNotification();
}

private void sendNotification() {
Log.i("ss","____________________________sendNotification");
Notification notification = new Notification();
Intent notificationIntent = new Intent(this, ScreenRecorderActivity.class);
PendingIntent pendingIntent = PendingIntent.getActivity(this, 0, notificationIntent, 0);
notification.setLatestEventInfo(this, "3DHome", "Welcome to 3DHome !", pendingIntent);
try {
startForeground(12314, notification);
} catch (Exception e) {

}
}
@Override
public void onDestroy() {
stopForeground(true);
}

@Override
public IBinder onBind(Intent intent) {
// TODO Auto-generated method stub
return null;
}
}