001 /*
002 * $Id: ContextMenuAuxScrollBarUI.java,v 1.4 2005/10/13 08:59:57 kleopatra Exp $
003 *
004 * Copyright 2004 Sun Microsystems, Inc., 4150 Network Circle,
005 * Santa Clara, California 95054, U.S.A. All rights reserved.
006 *
007 * This library is free software; you can redistribute it and/or
008 * modify it under the terms of the GNU Lesser General Public
009 * License as published by the Free Software Foundation; either
010 * version 2.1 of the License, or (at your option) any later version.
011 *
012 * This library is distributed in the hope that it will be useful,
013 * but WITHOUT ANY WARRANTY; without even the implied warranty of
014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
015 * Lesser General Public License for more details.
016 *
017 * You should have received a copy of the GNU Lesser General Public
018 * License along with this library; if not, write to the Free Software
019 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
020 */
021 package org.jdesktop.swingx.plaf;
022
023 import java.awt.Graphics;
024 import java.awt.event.MouseListener;
025
026 import javax.swing.JComponent;
027 import javax.swing.JScrollBar;
028 import javax.swing.plaf.ComponentUI;
029 import javax.swing.plaf.ScrollBarUI;
030
031 /**
032 * @author Jeanette Winzenburg
033 */
034 public class ContextMenuAuxScrollBarUI extends ScrollBarUI {
035
036 private MouseListener mouseHandler;
037 private JScrollBar scrollBar;
038
039 public static ComponentUI createUI(JComponent c) {
040 return new ContextMenuAuxScrollBarUI();
041 }
042
043 // PENDING: need to listen to orientation changes
044 //
045 public void installUI(JComponent comp) {
046 this.scrollBar = (JScrollBar) comp;
047 comp.addMouseListener(getMouseListener());
048 }
049
050 // PENDING: need to cleanup references -
051 // DelegateAction holds a reference to the comp!
052 public void uninstallUI(JComponent comp) {
053 comp.removeMouseListener(getMouseListener());
054 this.scrollBar = null;
055 }
056
057
058
059 private MouseListener getMouseListener() {
060 if (mouseHandler == null) {
061 mouseHandler = createPopupHandler();
062 }
063 return mouseHandler;
064 }
065
066 private MouseListener createPopupHandler() {
067 return new ContextMenuHandler(createContextSource());
068 }
069
070 private ContextMenuSource createContextSource() {
071 return new ScrollBarContextMenuSource(scrollBar.getOrientation());
072 }
073
074 public void update(Graphics g, JComponent c) {
075 }
076
077
078 }