001 /* CausedFocusEvent.java -- A special focus event for peers.
002 Copyright (C) 2007 Free Software Foundation
003
004 This file is part of GNU Classpath.
005
006 GNU Classpath is free software; you can redistribute it and/or modify
007 it under the terms of the GNU General Public License as published by
008 the Free Software Foundation; either version 2, or (at your option)
009 any later version.
010
011 GNU Classpath is distributed in the hope that it will be useful, but
012 WITHOUT ANY WARRANTY; without even the implied warranty of
013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
014 General Public License for more details.
015
016 You should have received a copy of the GNU General Public License
017 along with GNU Classpath; see the file COPYING. If not, write to the
018 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
019 02110-1301 USA.
020
021 Linking this library statically or dynamically with other modules is
022 making a combined work based on this library. Thus, the terms and
023 conditions of the GNU General Public License cover the whole
024 combination.
025
026 As a special exception, the copyright holders of this library give you
027 permission to link this library with independent modules to produce an
028 executable, regardless of the license terms of these independent
029 modules, and to copy and distribute the resulting executable under
030 terms of your choice, provided that you also meet, for each linked
031 independent module, the terms and conditions of the license of that
032 module. An independent module is a module which is not derived from
033 or based on this library. If you modify this library, you may extend
034 this exception to your version of the library, but you are not
035 obligated to do so. If you do not wish to do so, delete this
036 exception statement from your version. */
037
038 package sun.awt;
039
040 import java.awt.Component;
041 import java.awt.event.FocusEvent;
042
043 /**
044 * Special FocusEvent for peers. This has additional knowledge about the
045 * cause of the focus change.
046 */
047 public class CausedFocusEvent
048 extends FocusEvent
049 {
050
051 public enum Cause
052 {
053 UNKNOWN,
054 MOUSE_EVENT,
055 TRAVERSAL,
056 TRAVERSAL_UP,
057 TRAVERSAL_DOWN,
058 TRAVERSAL_FORWARD,
059 TRAVERSAL_BACKWARD,
060 MANUAL_REQUEST,
061 AUTOMATIC_TRAVERSE,
062 ROLLBACK,
063 NATIVE_SYSTEM,
064 ACTIVATION,
065 CLEAR_GLOBAL_FOCUS_OWNER,
066 RETARGETED
067 }
068
069 /**
070 * The cause of the focus change.
071 */
072 private Cause cause;
073
074 public CausedFocusEvent(Component c, int id, boolean temporary,
075 Component opposite, Cause cause)
076 {
077 super(c, id, temporary, opposite);
078 if (cause == null)
079 {
080 cause = Cause.UNKNOWN;
081 }
082 this.cause = cause;
083 }
084
085 public Cause getCause()
086 {
087 return cause;
088 }
089 }