Android学习之 Button onClickListener实现方法

package zyf.myTest;

import android.app.Activity;

import android.content.Intent;

import android.os.Bundle;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

public class StartingSubactivities extends Activity

implements OnClickListener {

private Button open;

private Intent toIntent;

@Override

public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

open=(Button)findViewById(R.id.btn_open _search );

open.setOnClickListener(this);

} @

Override

public void onClick(View v) {

if(v.getId()==R.id.btn_open_search ){

toIntent = new Intent();

toIntent.setClass(StartingSubactivities.this,

MySecondActivity.class);

startActivity(toIntent);

}

}

}