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Java > Open Source Codes > com > jgoodies > looks > common > ButtonMarginListener


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.common;
32
33 import java.beans.PropertyChangeEvent JavaDoc;
34 import java.beans.PropertyChangeListener JavaDoc;
35 import java.io.Serializable JavaDoc;
36
37 import javax.swing.AbstractButton JavaDoc;
38
39 import com.jgoodies.looks.LookUtils;
40 import com.jgoodies.looks.Options;
41
42 /**
43  * Listens for changes of the <code>jgoodies.isNarrow</code> property,
44  * and installs a wide or narrow margin.
45  *
46  * @author Karsten Lentzsch
47  * @version $Revision: 1.3 $
48  *
49  * @see com.jgoodies.looks.Options#IS_NARROW_KEY
50  */
51
52 public final class ButtonMarginListener implements PropertyChangeListener JavaDoc, Serializable JavaDoc {
53
54     private final String JavaDoc propertyPrefix;
55
56     public ButtonMarginListener(String JavaDoc propertyPrefix) {
57         this.propertyPrefix = propertyPrefix;
58     }
59
60     public void propertyChange(PropertyChangeEvent JavaDoc evt) {
61         AbstractButton JavaDoc button = (AbstractButton JavaDoc) evt.getSource();
62         if (Options.IS_NARROW_KEY.equals(evt.getPropertyName())) {
63             LookUtils.installNarrowMargin(button, propertyPrefix);
64         }
65     }
66
67 }
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