Sam GUI #2

package com.samkough.main;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

@SuppressWarnings("serial")
public class Sam extends JFrame
{
	private static final int WIDTH = 500;
	private static final int HEIGHT = 500;

	JButton b1;
	JLabel l1;
	JTextField tf1;
	JRadioButton rb1;
	JCheckBox cb1;
	JMenuItem mi1;

	public static void main(String args[])
	{
		Sam frame = new Sam();

		frame.setVisible(true);
		frame.setTitle("GUI");
		frame.setSize(WIDTH, HEIGHT);
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		frame.setLocationRelativeTo(null);
	}

	public Sam()
	{
		setLayout(new FlowLayout());

		b1 = new JButton("Press me!");
		l1 = new JLabel("");
		tf1 = new JTextField("", 7);
		rb1 = new JRadioButton("");
		cb1 = new JCheckBox("");
		mi1 = new JMenuItem("");

		add(b1);
		add(l1);
		add(tf1);
		add(rb1);
		add(cb1);
		add(mi1);

		Action e = new Action();
		b1.addActionListener(e);
	}

	public class Action implements ActionListener
	{
		public void actionPerformed(ActionEvent e)
		{
			b1.setText("Button");
			l1.setText("Label");
			tf1.setText("Text Field");
			rb1.setText("Radio Button");
			cb1.setText("Check Box");
			mi1.setText("Menu Item");
		}
	}
}