public class WindowDestroyer
1: //WindowDestroyer.java
2:
3: import java.awt.event.WindowAdapter;
4: import java.awt.event.WindowEvent;
5:
6: /**
7: * If you register an object of this class as a listener to any
8: * object of the class JFrame, the object will end the program
9: * and close the JFrame window, if the user clicks the window's
10: * close-window button.
11: */
12: public class WindowDestroyer
13: extends WindowAdapter
14: {
15: public void windowClosing
16: (
17: WindowEvent e
18: )
19: {
20: System.exit(0);
21: }
22: }