anroid Notification消息通知

  

public class MessageShowUtil {
  private  NotificationManager manager; 
 private  Intent intent;
 private  PendingIntent pendingIntent;
 private  Notification notification; 
    private  Context context;
 public    MessageShowUtil(Context context)
 {
  this.context=context;

 //创建NotificationManager 实例
  manager=(NotificationManager)context.getSystemService(android.content.Context.NOTIFICATION_SERVICE);
  
 }
 public void showMessage()
 {

 //创建Intent
  intent = new Intent(context, MainActivity.class);   

//点击通知的时候跳转Activity
  pendingIntent = PendingIntent.getActivity(context, 0,intent, 0);

//创建消息
  notification=new Notification();
  //设置通知在状态栏显示的图标   
        notification.icon = R.drawable.icon;   
        //当我们点击通知时显示的内容   
        notification.tickerText = "開始登陸系統...........";   
        //通知时发出默认的声音   
        notification.defaults = Notification.DEFAULT_SOUND;   
        //设置通知显示的参数   

//设置消息显示内容

  notification.setLatestEventInfo(context, "公司信息", "点击查看信息!", pendingIntent);

//发布消息
  manager.notify(0, notification);

 }

 
}

我是这么理解的，呵呵