GraphiteMenuUI.java

/*
* Copyright (c) 2002 and later by MH Software-Entwicklung. All Rights Reserved.
*  
* JTattoo is multiple licensed. If your are an open source developer you can use
* it under the terms and conditions of the GNU General Public License version 2.0
* or later as published by the Free Software Foundation.
*  
* see: gpl-2.0.txt
* 
* If you pay for a license you will become a registered user who could use the
* software under the terms and conditions of the GNU Lesser General Public License
* version 2.0 or later with classpath exception as published by the Free Software
* Foundation.
* 
* see: lgpl-2.0.txt
* see: classpath-exception.txt
* 
* Registered users could also use JTattoo under the terms and conditions of the 
* Apache License, Version 2.0 as published by the Apache Software Foundation.
*  
* see: APACHE-LICENSE-2.0.txt
*/
 
package com.jtattoo.plaf.graphite;

import com.jtattoo.plaf.*;
import java.awt.*;
import javax.swing.*;
import javax.swing.plaf.ComponentUI;

/**
 * @author Michael Hagen
 */
public class GraphiteMenuUI extends BaseMenuUI {

    public static ComponentUI createUI(JComponent c) {
        return new GraphiteMenuUI();
    }

    protected void paintBackground(Graphics g, JComponent c, int x, int y, int w, int h) {
        JMenuItem b = (JMenuItem) c;
        ButtonModel model = b.getModel();
        if (c.getParent() instanceof JMenuBar) {
            if (model.isRollover() || model.isArmed() || (c instanceof JMenu && model.isSelected())) {
                JTattooUtilities.fillHorGradient(g, AbstractLookAndFeel.getTheme().getMenuSelectionColors(), x, y, w, h);
            }
            if (model.isRollover() && !model.isSelected()) {
                Color colArr[] = AbstractLookAndFeel.getTheme().getMenuSelectionColors();
                Color frameColor = ColorHelper.darker(colArr[colArr.length - 1], 5);
                g.setColor(frameColor);
                g.drawRect(x, y, w - 1, h - 1);
            }
        } else {
            if (model.isArmed() || (c instanceof JMenu && model.isSelected())) {
                JTattooUtilities.fillHorGradient(g, AbstractLookAndFeel.getTheme().getMenuSelectionColors(), x, y, w, h);
            } else if (!AbstractLookAndFeel.getTheme().isMenuOpaque()) {
                Graphics2D g2D = (Graphics2D) g;
                Composite composite = g2D.getComposite();
                AlphaComposite alpha = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, AbstractLookAndFeel.getTheme().getMenuAlpha());
                g2D.setComposite(alpha);
                g.setColor(AbstractLookAndFeel.getMenuBackgroundColor());
                g.fillRect(x, y, w, h);
                g2D.setComposite(composite);
            } else {
                g.setColor(AbstractLookAndFeel.getMenuBackgroundColor());
                g.fillRect(x, y, w, h);
            }
        }
        if (menuItem.isSelected() && menuItem.isArmed()) {
            g.setColor(AbstractLookAndFeel.getMenuSelectionForegroundColor());
        } else {
            g.setColor(AbstractLookAndFeel.getMenuForegroundColor());
        }
    }
}