1: import java.awt.event.WindowAdapter;
2: import java.awt.event.WindowEvent;
3:
4: /**
5: If you register an object of this class as a listener to any
6: object of the class JFrame, the object will end the program
7: and close the JFrame, if the user clicks the JFrame's
8: close-window button.
9: */
10: public class WindowDestroyer extends WindowAdapter
11: {
12: public void windowClosing(WindowEvent e)
13: {
14: System.exit(0);
15: }
16: }