<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

     xmlns:tools="http://schemas.android.com/tools"

     android:layout_width="match_parent"

     android:layout_height="match_parent"

     android:paddingBottom="@dimen/activity_vertical_margin"

     android:paddingLeft="@dimen/activity_horizontal_margin"

     android:paddingRight="@dimen/activity_horizontal_margin"

     android:paddingTop="@dimen/activity_vertical_margin"

     tools:context=".MainActivity" >

     <TextView

         android:id="@+id/textview"

         android:layout_width="wrap_content"

         android:layout_height="wrap_content"

         android:text="@string/hello_world" />

     <Button

         android:id="@+id/btn"

         android:layout_width="wrap_content"

         android:layout_height="wrap_content"

         android:text="button"

         />

 </LinearLayout>

 package com.ibox365.testnew;

 import android.app.Activity;

 import android.os.Bundle;

 import android.util.Log;

 import android.view.View;

 import android.view.View.OnClickListener;

 import android.widget.Button;

 import android.widget.TextView;

 public class MainActivity extends Activity {

     final static String Tag="com.ibox365.testnew";

     private Button button;

     private TextView textView;

     int count=0;

     @Override

     protected void onCreate(Bundle savedInstanceState) {

         super.onCreate(savedInstanceState);

         setContentView(R.layout.activity_main);

         button=(Button) findViewById(R.id.btn);

         textView=(TextView) findViewById(R.id.textview);

         ButtonListen buttonListen=new  ButtonListen();

         button.setOnClickListener(buttonListen);

     }

     class ButtonListen implements OnClickListener{

         /* (non-Javadoc)

          * @see android.view.View.OnClickListener#onClick(android.view.View)

          */

         @Override

         public void onClick(View v) {

             // TODO Auto-generated method stub

             count++;

             textView.setText(count+"");

             Log.i(Tag, "点击次数为："+count+"");

         }

     }

 }