Android 通知 Notification 使用详情

package com.example.notification;

import android.app.Activity;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;

public class NotificationActivity extends Activity implements OnClickListener {

@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.notification);//布局
NotificationManager manager = (NotificationManager) this.getSystemService(Context.NOTIFICATION_SERVICE);
Notification notification = new Notification();
notification.icon = R.drawable.icon;//头像
notification.tickerText = "GYGYY";//标题
notification.defaults = Notification.DEFAULT_SOUND;//声音
notification.audioStreamType = android.media.AudioManager.ADJUST_LOWER;

Intent intent = new Intent(this, Notification2Activity.class);//点击通知栏信息 跳转到第二页面

PendingIntent pendingIntent = PendingIntent.getActivity(this, 0, intent, PendingIntent.FLAG_ONE_SHOT);
notification.setLatestEventInfo(this, "JKXKCGKGSKCGSKGCKS", null, pendingIntent);//内容
manager.notify(R.drawable.icon, notification);//消息发送
findViewById(R.id.notificationBtn).setOnClickListener(this);
}

@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub

startActivity(new Intent(this,Notification2Activity.class));
}

}

package com.example.notification;

import android.app.Activity;
import android.app.NotificationManager;
import android.content.Context;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Toast;

public class Notification2Activity extends Activity implements OnClickListener {

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.notification2);
findViewById(R.id.cancleBtn).setOnClickListener(this);
}

@Override
public void onClick(View v) {

cancleNotification();
}

//取消通知
private void cancleNotification() {

NotificationManager manager =  (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
manager.cancel(R.drawable.icon);
Toast.makeText(this, "Notification cancled", Toast.LENGTH_SHORT).show();
}

}