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Java > Open Source Codes > com > jgoodies > looks > plastic > PlasticMenuUI


1 /*
2  * Copyright (c) 2001-2005 JGoodies Karsten Lentzsch. All Rights Reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are met:
6  *
7  * o Redistributions of source code must retain the above copyright notice,
8  * this list of conditions and the following disclaimer.
9  *
10  * o Redistributions in binary form must reproduce the above copyright notice,
11  * this list of conditions and the following disclaimer in the documentation
12  * and/or other materials provided with the distribution.
13  *
14  * o Neither the name of JGoodies Karsten Lentzsch nor the names of
15  * its contributors may be used to endorse or promote products derived
16  * from this software without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
20  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
22  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
25  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
26  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
27  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
28  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30
31 package com.jgoodies.looks.plastic;
32
33 import java.awt.Color JavaDoc;
34 import java.awt.Graphics JavaDoc;
35
36 import javax.swing.Icon JavaDoc;
37 import javax.swing.JComponent JavaDoc;
38 import javax.swing.JMenu JavaDoc;
39 import javax.swing.JMenuItem JavaDoc;
40 import javax.swing.plaf.ComponentUI JavaDoc;
41
42 import com.jgoodies.looks.common.ExtBasicMenuUI;
43
44 /**
45  * The JGoodies Plastic look&amp;feel implementation of <code>MenuUI</code>.
46  * It differs from the superclass in that it uses an overhauled menu
47  * rendering an aligmnent system. Furthermore, you can set a client property
48  * <tt>Options.NO_ICONS_KEY</tt> to indicate that this menu has no icons.
49  *
50  * @author Karsten Lentzsch
51  * @version $Revision: 1.2 $
52  *
53  * @see com.jgoodies.looks.Options
54  */
55 public final class PlasticMenuUI extends ExtBasicMenuUI {
56     
57     public static ComponentUI JavaDoc createUI(JComponent JavaDoc b) {
58         return new PlasticMenuUI();
59     }
60     
61     
62     /**
63      * Makes the item transparent, if it is not a sub menu and the model is not selected.
64      */
65     protected void paintMenuItem(Graphics JavaDoc g, JComponent JavaDoc c, Icon JavaDoc aCheckIcon,
66         Icon JavaDoc anArrowIcon, Color JavaDoc background, Color JavaDoc foreground, int textIconGap) {
67         JMenuItem JavaDoc b = (JMenuItem JavaDoc) c;
68
69         if (((JMenu JavaDoc) menuItem).isTopLevelMenu()) {
70             b.setOpaque(false);
71             if (b.getModel().isSelected()) {
72                 int menuWidth = menuItem.getWidth();
73                 int menuHeight = menuItem.getHeight();
74                 Color JavaDoc oldColor = g.getColor();
75                 g.setColor(background);
76                 g.fillRect(0, 0, menuWidth, menuHeight);
77                 g.setColor(oldColor);
78             }
79         }
80         super.paintMenuItem(g, c, aCheckIcon, anArrowIcon, background, foreground, textIconGap);
81     }
82     
83
84 }
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