Andriod 按钮代码

 

 

 

package com.example.test1;

 

import android.support.v7.app.ActionBarActivity;

import android.os.Bundle;

import android.view.Menu;

import android.view.MenuItem;

 

////////////////////

import android.view.View;

import android.widget.Button;

import android.widget.EditText;

////////////////////

 

 

 

public class MainActivity extends ActionBarActivity {

   

    ////////////////////

    private Button myButton;

    private EditText myText;

    ////////////////////

 

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

       

        ////////////////////

        myButton = (Button)findViewById(R.id.button1);

        myText = (EditText)findViewById(R.id.editText1);

       

        myButton.setOnClickListener(new View.OnClickListener() {

 

            @Override

            public void onClick(View v) {

                // TODO Auto-generated method stub

                myText.setText("弄明白监听!");

            }

        });

 

        ////////////////////

       

    }

 

 

    @Override

    public boolean onCreateOptionsMenu(Menu menu) {

        // Inflate the menu; this adds items to the action bar if it is present.

        getMenuInflater().inflate(R.menu.main, menu);

        return true;

    }

 

    @Override

    public boolean onOptionsItemSelected(MenuItem item) {

        // Handle action bar item clicks here. The action bar will

        // automatically handle clicks on the Home/Up button, so long

        // as you specify a parent activity in AndroidManifest.xml.

   

        int id = item.getItemId();

        if (id == R.id.action_settings) {

            return true;

        }

        return super.onOptionsItemSelected(item);

    }

   

  

   

 

 

 

 

 

}