import javax.swing.JFrame;
import javax.swing.JButton;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
public class SWINGCaseFive extends JFrame implements ActionListener {
public static final int WIDTH = 300;
public static final int HEIGHT = 200;
public SWINGCaseFive() {
setTitle("Swing Case 5");
setSize(WIDTH, HEIGHT);
setDefaultCloseOperation(EXIT_ON_CLOSE);
JButton endButton = new JButton("Click to End the Program");
endButton.addActionListener(this);
getContentPane().add(endButton);
setVisible(true);
}
public static void main(String[] args) {
new SWINGCaseFive();
}
public void actionPerformed(ActionEvent e) {
System.exit(0);
}
}