Android状态栏提醒（Notification、NotificationManager）

package com.yarin.android.Examples_04_23;

import android.app.Activity;

import android.app.Notification;

import android.app.NotificationManager;

import android.app.PendingIntent;

import android.content.Intent;

import android.os.Bundle;

import android.view.View;

import android.widget.Button;

public class Activity01 extends Activity

{

       Button    m_Button1, m_Button2, m_Button3, m_Button4;

       //声明通知（消息）管理器

       NotificationManager      m_NotificationManager;

       Intent                           m_Intent;

       PendingIntent        m_PendingIntent;

       //声明Notification对象

       Notification           m_Notification;

       /** Called when the activity is first created. */

       @Override

       public void onCreate(Bundle savedInstanceState)

       {

              super.onCreate(savedInstanceState);

              setContentView(R.layout.main);

              //初始化NotificationManager对象

              m_NotificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);

              //获取4个按钮对象

              m_Button1 = (Button) findViewById(R.id.Button01);

              m_Button2 = (Button) findViewById(R.id.Button02);

              m_Button3 = (Button) findViewById(R.id.Button03);

              m_Button4 = (Button) findViewById(R.id.Button04);

              //点击通知时转移内容

              m_Intent = new Intent(Activity01.this, Activity02.class);

              //主要是设置点击通知时显示内容的类

              m_PendingIntent = PendingIntent.getActivity(Activity01.this, 0, m_Intent, 0);

              //构造Notification对象

              m_Notification = new Notification();

              m_Button1.setOnClickListener(new Button.OnClickListener() {

                     public void onClick(View v)

                     {

                            //设置通知在状态栏显示的图标

                            m_Notification.icon = R.drawable.img1;

                            //当我们点击通知时显示的内容

                            m_Notification.tickerText = "Button1通知内容...........";

                            //通知时发出默认的声音

                            m_Notification.defaults = Notification.DEFAULT_SOUND;

                            //设置通知显示的参数

                            m_Notification.setLatestEventInfo(Activity01.this, "Button1", "Button1通知", m_PendingIntent);

                            //可以理解为执行这个通知

                            m_NotificationManager.notify(0, m_Notification);

                     }

              });

              m_Button2.setOnClickListener(new Button.OnClickListener() {

                     public void onClick(View v)

                     {

                            m_Notification.icon = R.drawable.img2;

                            m_Notification.tickerText = "Button2通知内容...........";

                            //通知时震动

                            m_Notification.defaults = Notification.DEFAULT_VIBRATE;

                            m_Notification.setLatestEventInfo(Activity01.this, "Button2", "Button2通知", m_PendingIntent);

                            m_NotificationManager.notify(0, m_Notification);

                     }

              });

              m_Button3.setOnClickListener(new Button.OnClickListener() {

                     public void onClick(View v)

                     {

                            m_Notification.icon = R.drawable.img3;

                            m_Notification.tickerText = "Button3通知内容...........";

                            //通知时屏幕发亮

                            m_Notification.defaults = Notification.DEFAULT_LIGHTS;

                            m_Notification.setLatestEventInfo(Activity01.this, "Button3", "Button3通知", m_PendingIntent);

                            m_NotificationManager.notify(0, m_Notification);

                     }

              });

              m_Button4.setOnClickListener(new Button.OnClickListener() {

                     public void onClick(View v)

                     {

                            m_Notification.icon = R.drawable.img4;

                            m_Notification.tickerText = "Button4通知内容..........";

                            //通知时既震动又屏幕发亮还有默认的声音

                            m_Notification.defaults = Notification.DEFAULT_ALL;

                            m_Notification.setLatestEventInfo(Activity01.this, "Button4", "Button4通知", m_PendingIntent);

                            m_NotificationManager.notify(0, m_Notification);

                     }

              });

       }

}