android Notification 代碼備份

package com.example.notification;

import android.os.Bundle;
import android.app.Activity;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Intent;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import android.support.v4.app.NavUtils;

public class MainActivity extends Activity {
private Notification n;
private NotificationManager nm;
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        String service = NOTIFICATION_SERVICE;
        nm  = (NotificationManager)getSystemService(service);
        n = new Notification();
        int icon = n.icon  = R.drawable.jump;
        String tickerText = "TestNotification";
        long when = System.currentTimeMillis();
        n.icon = icon;
        n.tickerText = tickerText;
        n.when = when;
        
        Button btn1 = (Button)findViewById(R.id.button1);
        Button btn2 = (Button)findViewById(R.id.button2);
        
        btn1.setOnClickListener(new View.OnClickListener() {

@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
Intent intent = new Intent(MainActivity.this,MainActivity.class);
PendingIntent pi = PendingIntent.getActivity(MainActivity.this, 0, intent, 0);
MainActivity.this.n.setLatestEventInfo(MainActivity.this, "My Title", "My Content", pi);
nm.notify(0,n);
}
});
        
       btn2.setOnClickListener(new View.OnClickListener() {

@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
nm.cancel(0);
}
});
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.activity_main, menu);
        return true;
    }

    
}