001    /* JAPI - (Yet another (hopefully) useful) Java API
002     *
003     * Copyright (C) 2004-2006 Christian Hujer
004     *
005     * This program is free software; you can redistribute it and/or
006     * modify it under the terms of the GNU General Public License as
007     * published by the Free Software Foundation; either version 2 of the
008     * License, or (at your option) any later version.
009     *
010     * This program is distributed in the hope that it will be useful, but
011     * WITHOUT ANY WARRANTY; without even the implied warranty of
012     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
013     * General Public License for more details.
014     *
015     * You should have received a copy of the GNU General Public License
016     * along with this program; if not, write to the Free Software
017     * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
018     * 02111-1307, USA.
019     */
020    
021    package net.sf.japi.swing.bookmarks;
022    
023    import java.awt.Component;
024    import javax.swing.JSeparator;
025    import javax.swing.JTree;
026    import javax.swing.tree.DefaultTreeCellRenderer;
027    
028    /** Class for rendering TreeCells in JTrees which manage Bookmarks.
029     * @author <a href="mailto:chris@riedquat.de">Christian Hujer</a>
030     * @todo improve separator
031     */
032    public class BookmarkTreeCellRenderer extends DefaultTreeCellRenderer {
033    
034        /** Serial Version. */
035        private static final long serialVersionUID = 1L;
036    
037        /** JSeparator.
038         * @serial include
039         */
040        private JSeparator sep = new JSeparator();
041    
042        /** {@inheritDoc} */
043        @Override public Component getTreeCellRendererComponent(final JTree tree, final Object value, final boolean sel, final boolean expanded, final boolean leaf, final int row, final boolean hasFocus) {
044            if (!(value instanceof BookmarkManager.Bookmark)) {
045                throw new IllegalArgumentException("Supplied value must be a bookmark but was " + value.getClass().getName());
046                //return super.getTreeCellRendererComponent(tree, value, sel, expanded, leaf, row, hasFocus);
047            }
048            if (value instanceof BookmarkManager.BookmarkSeparator) {
049                return super.getTreeCellRendererComponent(tree, "----------------", sel, expanded, leaf, row, hasFocus);
050                //sep.setMinimumSize(new Dimension(tree.getWidth() / 2, 2));
051                //sep.setPreferredSize(new Dimension(tree.getWidth(), 2));
052                //sep.setSize(5, tree.getWidth());
053                ////sep.setBorder(new );
054                //return sep;
055            } else {
056                return super.getTreeCellRendererComponent(tree, value, sel, expanded, leaf, row, hasFocus);
057            }
058        }
059    
060    } // class BookmarkTreeCellRenderer