1 /*
   2  * Copyright (c) 1998, 2011, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  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 javax.swing.event;
  27 
  28 /**
  29  * An abstract adapter class for receiving internal frame events.
  30  * The methods in this class are empty. This class exists as
  31  * convenience for creating listener objects, and is functionally
  32  * equivalent to the WindowAdapter class in the AWT.
  33  * <p>
  34  * See <a href="http://java.sun.com/docs/books/tutorial/uiswing/events/internalframelistener.html">How to Write an Internal Frame Listener</a>
  35  * in <em>The Java Tutorial</em>
  36  *
  37  * @see InternalFrameEvent
  38  * @see InternalFrameListener
  39  * @see java.awt.event.WindowListener
  40  *
  41  * @author Thomas Ball
  42  */
  43 public abstract class InternalFrameAdapter implements InternalFrameListener {
  44     /**
  45      * Invoked when an internal frame has been opened.
  46      */
  47     public void internalFrameOpened(InternalFrameEvent e) {}
  48 
  49     /**
  50      * Invoked when an internal frame is in the process of being closed.
  51      * The close operation can be overridden at this point.
  52      */
  53     public void internalFrameClosing(InternalFrameEvent e) {}
  54 
  55     /**
  56      * Invoked when an internal frame has been closed.
  57      */
  58     public void internalFrameClosed(InternalFrameEvent e) {}
  59 
  60     /**
  61      * Invoked when an internal frame is iconified.
  62      */
  63     public void internalFrameIconified(InternalFrameEvent e) {}
  64 
  65     /**
  66      * Invoked when an internal frame is de-iconified.
  67      */
  68     public void internalFrameDeiconified(InternalFrameEvent e) {}
  69 
  70     /**
  71      * Invoked when an internal frame is activated.
  72      */
  73     public void internalFrameActivated(InternalFrameEvent e) {}
  74 
  75     /**
  76      * Invoked when an internal frame is de-activated.
  77      */
  78     public void internalFrameDeactivated(InternalFrameEvent e) {}
  79 }