import javax.swing.JFrame;


/*
   Author:  James Tam
   Version: March 23, 2021
   Learning objective: capturing a window close event.
*/

public class Driver 
{
    public static void main(String[] args) 
    {
        JFrame f = new JFrame();
        f.setSize(400,300);
        MyWindowListener mwl = new MyWindowListener();
        f.addWindowListener(mwl);
	f.setVisible(true);
    }
}