///// 第一步：获取NotificationManager NotificationManager nm = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE); ///// 第二步：定义Notification Intent intent = new Intent(this, OtherActivity.class); //PendingIntent是待执行的Intent PendingIntent pi = PendingIntent.getActivity(this, 0, intent, PendingIntent.FLAG_CANCEL_CURRENT); Notification notification = new Notification.Builder(this) .setContentTitle("title") .setContentText("text") .setSmallIcon(R.drawable.ic_launcher).setContentIntent(pi) .build(); notification.flags = Notification.FLAG_NO_CLEAR; /////第三步：启动通知栏，第一个参数是一个通知的唯一标识 nm.notify(0, notification); //关闭通知 //nm.cancel(0);