ex03.java

Google Android应用框架原理与程序设计 第三版(中文高清PDF)高焕堂

package com.misoo.ex03;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;

public class ex03 extends Activity {
    /** Called when the activity is first created. */
	 @Override
	    public void onCreate(Bundle icicle) {
	        super.onCreate(icicle);
	        setContentView(R.layout.main);
	        Button btn = (Button)findViewById(R.id.button);
	        Button btn2 = (Button)findViewById(R.id.button2);
	        btn.setOnClickListener(listener);
	        btn2.setOnClickListener(listener2);
	      }

	 OnClickListener listener = new OnClickListener()
	    {
	    	public void onClick(View v)
	        {
	    		setTitle("this is OK button");
	         } 
	      };
	 OnClickListener listener2 = new OnClickListener()
	      {
	      	public void onClick(View v)
	          {
	           finish();
	           } 
	        };
   }