android消息栏通知消息

【实例简介】android 多通知栏下载
【实例截图】
【核心代码】public void createNotification() {
builder = new NotificationCompat.Builder(this); 
builder.setContentTitle(app_name)  
        .setContentText("下载完成")  
        .setSmallIcon(R.drawable.ic_launcher);//点击后让通知将消失;  
//notification = new Notification(R.drawable.dot_enable,app_name getString(R.string.is_downing) ,System.currentTimeMillis());
// notification = new Notification(
// //R.drawable.video_player,//应用的图标
// R.drawable.ic_launcher,//应用的图标
// app_name getString(R.string.is_downing),
// System.currentTimeMillis());
notification = builder.build();  
notification.flags |= Notification.FLAG_ONGOING_EVENT; 
notification.flags = Notification.FLAG_AUTO_CANCEL;

/*** 自定义  Notification 的显示****/  
contentView = new RemoteViews(getPackageName(),R.layout.notification_item);
contentView.setTextViewText(R.id.notificationTitle, app_name getString(R.string.is_downing));
contentView.setTextViewText(R.id.notificationPercent, "0%");
contentView.setProgressBar(R.id.notificationProgress, 100, 0, false);
notification.contentView = contentView;

// updateIntent = new Intent(this, AboutActivity.class);
// updateIntent.addFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP);
// //updateIntent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
// pendingIntent = PendingIntent.getActivity(this, 0, updateIntent, 0);
// notification.contentIntent = pendingIntent;

notificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
notificationManager.notify(mId, notification);


}