android -> Event

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package com.example.s01;

import android.os.Bundle;

import android.app.Activity;

import android.view.Menu;

import android.view.View;

import android.widget.Button;

import android.widget.Toast;

public class MainActivity extends Activity implements View.OnClickListener{

Button btn_noname,btn_class,btn_main;

    @Override

    protected void onCreate(Bundle savedInstanceState) {

    // 처음 시작시 한번 호출된다.

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main); // 말그대로 보여준다.

        

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

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

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

        

        btn_class.setOnClickListener(new ButtonClick());

        btn_noname.setOnClickListener(new View.OnClickListener() {

@Override

public void onClick(View arg0) {

// TODO Auto-generated method stub

Toast.makeText(MainActivity.this, "무명메서드", Toast.LENGTH_LONG).show();

}

});

        btn_main.setOnClickListener(this);

        

    }

    //onCreate

    class ButtonClick implements View.OnClickListener {

    @Override

    public void onClick(View arg0) {

    // TODO Auto-generated method stub

    Toast.makeText(MainActivity.this, "내부클래스", Toast.LENGTH_LONG).show();

    }

   

    }

    @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;

    }

    

    

    public void onClick(View arg0) {

// TODO Auto-generated method stub

Toast.makeText(MainActivity.this, "액", Toast.LENGTH_LONG).show();

}

}

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