Android编程之页面切换测试实例

<&＃63;xml version="1.0" encoding="utf-8"&＃63;> 
 
 

<&＃63;xml version="1.0" encoding="utf-8"&＃63;> 
 
  

package com.makechoice; 
import android.app.Activity; 
import android.os.Bundle; 
import android.view.View; 
import android.widget.Button; 
public class makechoice extends Activity 
{ 
 /** Called when the activity is first created. */ 
 @Override 
 public void onCreate(Bundle savedInstanceState) 
 { 
  super.onCreate(savedInstanceState); 
  setContentView(R.layout.main); 
  Button btn = (Button)findViewById(R.id.button1); 
  btn.setOnClickListener(new Button.OnClickListener() 
  { 
   @Override 
   public void onClick(View v) 
   { 
    jump2ok(); 
   } 
  }); 
 } 
 //跳到ok页面 
 public void jump2ok() 
 { 
  setContentView(R.layout.ok); 
  //当有按键按下跳到main页面 
  Button btn = (Button)findViewById(R.id.button1); 
  btn.setOnClickListener(new Button.OnClickListener() 
  { 
   @Override 
   public void onClick(View v) 
   { 
    jump2main(); 
   } 
  }); 
 } 
 //跳到main页面 
 public void jump2main() 
 { 
  setContentView(R.layout.main); 
  //当有按键按下跳到ok页面 
  Button btn = (Button)findViewById(R.id.button1); 
  btn.setOnClickListener(new Button.OnClickListener() 
  { 
   @Override 
   public void onClick(View v) 
   { 
    jump2ok(); 
   } 
  }); 
 } 
}