001/* CausedFocusEvent.java -- A special focus event for peers.
002   Copyright (C) 2007  Free Software Foundation
003
004This file is part of GNU Classpath.
005
006GNU Classpath is free software; you can redistribute it and/or modify
007it under the terms of the GNU General Public License as published by
008the Free Software Foundation; either version 2, or (at your option)
009any later version.
010
011GNU Classpath is distributed in the hope that it will be useful, but
012WITHOUT ANY WARRANTY; without even the implied warranty of
013MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014General Public License for more details.
015
016You should have received a copy of the GNU General Public License
017along with GNU Classpath; see the file COPYING.  If not, write to the
018Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
01902110-1301 USA.
020
021Linking this library statically or dynamically with other modules is
022making a combined work based on this library.  Thus, the terms and
023conditions of the GNU General Public License cover the whole
024combination.
025
026As a special exception, the copyright holders of this library give you
027permission to link this library with independent modules to produce an
028executable, regardless of the license terms of these independent
029modules, and to copy and distribute the resulting executable under
030terms of your choice, provided that you also meet, for each linked
031independent module, the terms and conditions of the license of that
032module.  An independent module is a module which is not derived from
033or based on this library.  If you modify this library, you may extend
034this exception to your version of the library, but you are not
035obligated to do so.  If you do not wish to do so, delete this
036exception statement from your version. */
037
038package sun.awt;
039
040import java.awt.Component;
041import java.awt.event.FocusEvent;
042
043/**
044 * Special FocusEvent for peers. This has additional knowledge about the
045 * cause of the focus change.
046 */
047public class CausedFocusEvent
048extends 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}