27 
  28 import java.util.EventListener;
  29 
  30 /**
  31  * The listener interface for receiving window events.
  32  * The class that is interested in processing a window event
  33  * either implements this interface (and all the methods it
  34  * contains) or extends the abstract <code>WindowAdapter</code> class
  35  * (overriding only the methods of interest).
  36  * The listener object created from that class is then registered with a
  37  * Window using the window's <code>addWindowListener</code>
  38  * method. When the window's status changes by virtue of being opened,
  39  * closed, activated or deactivated, iconified or deiconified,
  40  * the relevant method in the listener object is invoked, and the
  41  * <code>WindowEvent</code> is passed to it.
  42  *
  43  * @author Carl Quinn
  44  *
  45  * @see WindowAdapter
  46  * @see WindowEvent
  47  * @see <a href="http://java.sun.com/docs/books/tutorial/uiswing/events/windowlistener.html">Tutorial: How to Write Window Listeners</a>
  48  *
  49  * @since 1.1
  50  */
  51 public interface WindowListener extends EventListener {
  52     /**
  53      * Invoked the first time a window is made visible.
  54      */
  55     public void windowOpened(WindowEvent e);
  56 
  57     /**
  58      * Invoked when the user attempts to close the window
  59      * from the window's system menu.
  60      */
  61     public void windowClosing(WindowEvent e);
  62 
  63     /**
  64      * Invoked when a window has been closed as the result
  65      * of calling dispose on the window.
  66      */
  67     public void windowClosed(WindowEvent e);

  27 
  28 import java.util.EventListener;
  29 
  30 /**
  31  * The listener interface for receiving window events.
  32  * The class that is interested in processing a window event
  33  * either implements this interface (and all the methods it
  34  * contains) or extends the abstract <code>WindowAdapter</code> class
  35  * (overriding only the methods of interest).
  36  * The listener object created from that class is then registered with a
  37  * Window using the window's <code>addWindowListener</code>
  38  * method. When the window's status changes by virtue of being opened,
  39  * closed, activated or deactivated, iconified or deiconified,
  40  * the relevant method in the listener object is invoked, and the
  41  * <code>WindowEvent</code> is passed to it.
  42  *
  43  * @author Carl Quinn
  44  *
  45  * @see WindowAdapter
  46  * @see WindowEvent
  47  * @see <a href="http://docs.oracle.com/javase/tutorial/uiswing/events/windowlistener.html">Tutorial: How to Write Window Listeners</a>
  48  *
  49  * @since 1.1
  50  */
  51 public interface WindowListener extends EventListener {
  52     /**
  53      * Invoked the first time a window is made visible.
  54      */
  55     public void windowOpened(WindowEvent e);
  56 
  57     /**
  58      * Invoked when the user attempts to close the window
  59      * from the window's system menu.
  60      */
  61     public void windowClosing(WindowEvent e);
  62 
  63     /**
  64      * Invoked when a window has been closed as the result
  65      * of calling dispose on the window.
  66      */
  67     public void windowClosed(WindowEvent e);