JAVA 실습 과제 , GUI

package com.tansanc.tistory;

import java.awt.BorderLayout;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JTextField;

class MyFrame extends JFrame implements KeyListener
{
	public MyFrame()
	{
		this.setSize(300, 200);
		this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		this.setTitle("이벤트 예제");
		JLabel staticText = new JLabel("Hello World");
		add(staticText, BorderLayout.NORTH);
		JTextField inputText = new JTextField("입력창");
		add(inputText, BorderLayout.CENTER);
		JLabel resultText = new JLabel("Hello World");
		add(resultText, BorderLayout.SOUTH);
		
		inputText.addKeyListener(this);
		
		setVisible(true);
	}
	@Override
	public void keyPressed(KeyEvent e)
	{		
	}
	@Override
	public void keyReleased(KeyEvent e)
	{		
	}
	@Override
	public void keyTyped(KeyEvent e)
	{		
	}
}

public class Test
{
	public static void main(String[] args)
	{
		MyFrame t = new MyFrame();
	}
}