001    /*
002     * $Id: RolloverHighlighter.java,v 1.3 2005/10/12 08:48:27 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.decorator;
022    
023    import java.awt.Color;
024    import java.awt.Point;
025    
026    import org.jdesktop.swingx.RolloverProducer;
027    
028    /**
029     * @author Jeanette Winzenburg
030     */
031    public class RolloverHighlighter extends ConditionalHighlighter {
032    
033        public RolloverHighlighter(Color cellBackground, Color cellForeground) {
034            super(cellBackground, cellForeground, -1, -1);
035        }
036    
037        protected boolean test(ComponentAdapter adapter) {
038            // JW: where to put constants? 
039            // this is a back-reference into swingx simply to access
040            // a string constant. Hmmm...
041            Point p = (Point) adapter.getComponent().getClientProperty(
042                    RolloverProducer.ROLLOVER_KEY);
043            return p != null &&  p.y == adapter.row;
044        }
045    
046    }