Don't click me

1.activity_main

 

 

<RelativeLayout 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" >

   

    <Button

        android:id="@+id/btnClick"

        android:background="@null"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:layout_alignParentTop="true"

        android:layout_centerHorizontal="true"

        android:layout_marginTop="182dp"

        android:drawableLeft="@drawable/btn_bg"

        android:text="click" />

</RelativeLayout>

 

 

2.MainActivity.java

 

 

package cn.edu.bztc.eventhandlertest;

/**

 * 14网二王帅

 *

 */

import android.os.Bundle;

import android.app.Activity;

import android.view.Menu;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import android.widget.Toast;

public class MainActivity<click> extends Activity {

 

 private Button btnClick;

 public static final String TAG ="MainActivity";

 

 @Override

 protected void onCreate(Bundle savedInstanceState) {

  super.onCreate(savedInstanceState);

  setContentView(R.layout.activity_main);

     btnClick =(Button)findViewById(R.id.btnClick);

  btnClick.setOnClickListener(new ClickHandler());

 }

    class ClickHandler implements OnClickListener{

     

   

 @Override

 public void onClick(View v) {

  // TODO Auto-generated method stub

  Toast.makeText(MainActivity.this,"Don't click me",Toast.LENGTH_SHORT).show();

  System.out.println("Don't click me");

 }

}

}