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src/java.desktop/share/classes/java/awt/event/WindowStateListener.java

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  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package java.awt.event;
  27 
  28 import java.util.EventListener;
  29 
  30 /**
  31  * The listener interface for receiving window state events.
  32  * <p>
  33  * The class that is interested in processing a window state event
  34  * either implements this interface (and all the methods it contains)
  35  * or extends the abstract <code>WindowAdapter</code> class
  36  * (overriding only the methods of interest).
  37  * <p>
  38  * The listener object created from that class is then registered with
  39  * a window using the <code>Window</code>'s
  40  * <code>addWindowStateListener</code> method.  When the window's
  41  * state changes by virtue of being iconified, maximized etc., the
  42  * <code>windowStateChanged</code> method in the listener object is
  43  * invoked, and the <code>WindowEvent</code> is passed to it.
  44  *
  45  * @see java.awt.event.WindowAdapter
  46  * @see java.awt.event.WindowEvent
  47  *
  48  * @since 1.4
  49  */
  50 public interface WindowStateListener extends EventListener {
  51     /**
  52      * Invoked when window state is changed.
  53      * @param e the event to be processed
  54      */
  55     public void windowStateChanged(WindowEvent e);
  56 }


  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package java.awt.event;
  27 
  28 import java.util.EventListener;
  29 
  30 /**
  31  * The listener interface for receiving window state events.
  32  * <p>
  33  * The class that is interested in processing a window state event
  34  * either implements this interface (and all the methods it contains)
  35  * or extends the abstract {@code WindowAdapter} class
  36  * (overriding only the methods of interest).
  37  * <p>
  38  * The listener object created from that class is then registered with
  39  * a window using the {@code Window}'s
  40  * {@code addWindowStateListener} method.  When the window's
  41  * state changes by virtue of being iconified, maximized etc., the
  42  * {@code windowStateChanged} method in the listener object is
  43  * invoked, and the {@code WindowEvent} is passed to it.
  44  *
  45  * @see java.awt.event.WindowAdapter
  46  * @see java.awt.event.WindowEvent
  47  *
  48  * @since 1.4
  49  */
  50 public interface WindowStateListener extends EventListener {
  51     /**
  52      * Invoked when window state is changed.
  53      * @param e the event to be processed
  54      */
  55     public void windowStateChanged(WindowEvent e);
  56 }
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