001    /**
002     * Java Gui Builder - A library to build GUIs using an XML file.
003     * Copyright 2002, 2003 (C) François Beausoleil
004     *
005     * This library is free software; you can redistribute it and/or
006     * modify it under the terms of the GNU Lesser General Public
007     * License as published by the Free Software Foundation; either
008     * version 2.1 of the License, or (at your option) any later version.
009     *
010     * This library is distributed in the hope that it will be useful,
011     * but WITHOUT ANY WARRANTY; without even the implied warranty of
012     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
013     * Lesser General Public License for more details.
014     *
015     * You should have received a copy of the GNU Lesser General Public
016     * License along with this library; if not, write to the Free Software
017     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
018     */
019    
020    package jgb.handlers.swing;
021    
022    import org.xml.sax.SAXException;
023    
024    import javax.swing.*;
025    import java.util.Map;
026    
027    /**
028     * @author Francois Beausoleil, <a href="mailto:fbos@users.sourceforge.net">fbos@users.sourceforge.net</a>
029     */
030    public class MenuBarTagHandler extends AbstractControlTagHandler {
031        protected void enterElement(Map atts) throws SAXException {
032            final JFrame frame = (JFrame)getCurrentObject();
033    
034            final JMenuBar menubar = new JMenuBar();
035            frame.setJMenuBar(menubar);
036    
037            if (atts.containsKey(ATTR_ID)) {
038                putComponent((String)atts.get(ATTR_ID), menubar);
039            }
040    
041            // We use pushCurrentObject() instead of pushCurrentControl()
042            // because pushCurrentControl() uses parent.add() to add the control
043            // to the parent one.  But, the menu bar is set using setJMenuBar()
044            // So, we just make sure that the parent control will be what <menu>
045            // expects
046            pushCurrentObject((String)atts.get(ATTR_ID), menubar);
047        }
048    
049        protected void exitElement() throws SAXException {
050            popCurrentObject();
051        }
052    
053        protected String getDefaultPackagePrefix() {
054            throw new IllegalStateException();
055        }
056    }