The Java Program: ClosingWindowMonitor.java

  1 import java.awt.event.WindowEvent;
  2 import java.awt.event.WindowAdapter;
  3 import java.awt.Window;
  4 
  5 public class ClosingWindowMonitor extends WindowAdapter {
  6    public void windowClosing (WindowEvent e) {
  7       final Window w = e.getWindow();
  8       w.setVisible (false);
  9       w.dispose();
 10       System.exit(0);
 11    }
 12 }