artan sali

package de.nm.gui.swing;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Container;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

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

public class EasyWindow extends JFrame {

	public static void main(String[] args) {
		new EasyWindow();
	}

private final JLabel label;

public EasyWindow()	{

	super();
	setTitle("easy window");

	addWindowListener (new WindowAdapter()	{

		public void windowClosing(final WindowEvent e)	{
			exit();

			}
		});
	final Container con = getContentPane();

	con.setLayout(new BorderLayout());

	//components
	label = new JLabel("Dies ist ein Test", JLabel.CENTER);
	final JButton red = new JButton("rot");
	final JButton yellow = new JButton("gelb");
	final JButton exit = new JButton("Ende");

	//put the components on the frame
	con.add(label, BorderLayout.CENTER);
	con.add(red, BorderLayout.WEST);
	con.add(yellow, BorderLayout.EAST);
	con.add(exit, BorderLayout.SOUTH);

	//add the action for the buttons
	exit.addActionListener(new ActionListener()	{

		public void actionPerformed(final ActionEvent e)	{
			exit();

			}
		});

		yellow.addActionListener(new ActionListener()	{

			public void actionPerformed(final ActionEvent e)	{
				label.setForeground(Color.YELLOW);

			}
		});

		red.addActionListener(new ActionListener()		{

			public void actionPerformed(final ActionEvent e)	{
				label.setForeground(Color.RED);

			}
		});

		//set the size for the window
		setSize(400, 100);

		//make it visible
		setVisible(true);
	}
	private void exit()	{
		System.exit(0);
	}
}