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

public class dikWindow extends JFrame {
 
 public JToggleButton button;
 public JToggleButton button1;
 public JToggleButton button2;
 
 public dikWindow(){
  setLocation (400,200);
  setSize (300,200);
  setTitle ("D1K Window");
  
  setDefaultCloseOperation (EXIT_ON_CLOSE);
  
  Container con = getContentPane ();
  con.setLayout  (new FlowLayout ());
  
 button = new JToggleButton ("YES",true);
  con.add(button);
  
  button.addItemListener (new ItemListener() {
   public void itemStateChanged (ItemEvent e) {
    if (button.isSelected())
     setTitle ("Changed");
     else
      setTitle ("Changed");
   }
  });
  
 button1 = new JToggleButton ("NO",true);
  con.add(button1);
  
  button1.addItemListener (new ItemListener() {
   public void itemStateChanged (ItemEvent e) {
    if (button1.isSelected())
     setTitle ("Not Changed");
     else
      setTitle ("Not Changed");
   }
  });
  
 button2 = new JToggleButton ("Cancel",true);
  con.add(button2);
  
  button2.addItemListener (new ItemListener() {
   public void itemStateChanged (ItemEvent e) {
    if (button2.isSelected())
     setTitle ("Canceled");
     else
      setTitle ("Canceled");
   }
  });


  JLabel label = new JLabel ("Change window?");
  con.add (label, BorderLayout.CENTER);
  con.add (label);
 }
 public void windowClosing (WindowEvent ev) {
  System.exit (0);
 }
 public static void main (String [] args) {
  new dikWindow().setVisible(true);
 }
}