1 /*
2 * Copyright (c) 2003-2008 by Cosylab d. d.
3 *
4 * This file is part of CosyBeans-Common.
5 *
6 * CosyBeans-Common is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
10 *
11 * CosyBeans-Common is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with CosyBeans-Common. If not, see <http://www.gnu.org/licenses/>.
18 */
19
20 package com.cosylab.gui.components.wheelswitch;
21
22 import java.awt.Component;
23 import java.awt.Container;
24 import java.awt.Dimension;
25 import java.awt.LayoutManager;
26
27 /**
28 * Implementation of <code>java.awt.LayoutManager</code> to be used for
29 * <code>UpDownButton</code> layout.
30 *
31 * @author <a href="mailto:jernej.kamenik@cosylab.com">Jernej Kamenik</a>
32 * @version $id$
33 */
34 public class UpDownLayout implements LayoutManager {
35
36 /**
37 * @see LayoutManager#addLayoutComponent(String, Component)
38 */
39 public void addLayoutComponent(String name, Component comp) {
40 }
41
42 /**
43 * @see LayoutManager#removeLayoutComponent(Component)
44 */
45 public void removeLayoutComponent(Component comp) {}
46
47 /**
48 * @see LayoutManager#preferredLayoutSize(Container)
49 */
50 public Dimension preferredLayoutSize(Container parent) {
51 return parent.getPreferredSize();
52 }
53
54 /**
55 * @see LayoutManager#minimumLayoutSize(Container)
56 */
57 public Dimension minimumLayoutSize(Container parent) {
58 return parent.getMinimumSize();
59 }
60
61 /**
62 * @see LayoutManager#layoutContainer(Container)
63 */
64 public void layoutContainer(Container parent) {
65 UpDownButton upDownButton = (UpDownButton)parent;;
66 if (upDownButton==null || upDownButton.getComponentCount()!=2) return;
67 int height = upDownButton.getHeight();
68 int width = upDownButton.getWidth();
69
70 upDownButton.getComponent(0).setBounds(0,0,width,Math.round(height/2f)+1);
71 upDownButton.getComponent(1).setBounds(0,Math.round(height/2f)-1,width,height/2+1);
72 upDownButton.revalidate();
73 }
74 }