ContextMenuAuxScrollBarUI.java
资源名称:swingx.zip [点击查看]
上传用户:zhengdagz
上传日期:2014-03-06
资源大小:1956k
文件大小:2k
源码类别:
xml/soap/webservice
开发平台:
Java
- /*
- * $Id: ContextMenuAuxScrollBarUI.java,v 1.4 2005/10/13 08:59:57 kleopatra Exp $
- *
- * Copyright 2004 Sun Microsystems, Inc., 4150 Network Circle,
- * Santa Clara, California 95054, U.S.A. All rights reserved.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
- package org.jdesktop.swingx.plaf;
- import java.awt.Graphics;
- import java.awt.event.MouseListener;
- import javax.swing.JComponent;
- import javax.swing.JScrollBar;
- import javax.swing.plaf.ComponentUI;
- import javax.swing.plaf.ScrollBarUI;
- /**
- * @author Jeanette Winzenburg
- */
- public class ContextMenuAuxScrollBarUI extends ScrollBarUI {
- private MouseListener mouseHandler;
- private JScrollBar scrollBar;
- public static ComponentUI createUI(JComponent c) {
- return new ContextMenuAuxScrollBarUI();
- }
- // PENDING: need to listen to orientation changes
- //
- public void installUI(JComponent comp) {
- this.scrollBar = (JScrollBar) comp;
- comp.addMouseListener(getMouseListener());
- }
- // PENDING: need to cleanup references -
- // DelegateAction holds a reference to the comp!
- public void uninstallUI(JComponent comp) {
- comp.removeMouseListener(getMouseListener());
- this.scrollBar = null;
- }
- private MouseListener getMouseListener() {
- if (mouseHandler == null) {
- mouseHandler = createPopupHandler();
- }
- return mouseHandler;
- }
- private MouseListener createPopupHandler() {
- return new ContextMenuHandler(createContextSource());
- }
- private ContextMenuSource createContextSource() {
- return new ScrollBarContextMenuSource(scrollBar.getOrientation());
- }
- public void update(Graphics g, JComponent c) {
- }
- }