2
|
1 |
/*
|
|
2 |
* Copyright 1997-2004 Sun Microsystems, Inc. All Rights Reserved.
|
|
3 |
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
4 |
*
|
|
5 |
* This code is free software; you can redistribute it and/or modify it
|
|
6 |
* under the terms of the GNU General Public License version 2 only, as
|
|
7 |
* published by the Free Software Foundation. Sun designates this
|
|
8 |
* particular file as subject to the "Classpath" exception as provided
|
|
9 |
* by Sun in the LICENSE file that accompanied this code.
|
|
10 |
*
|
|
11 |
* This code is distributed in the hope that it will be useful, but WITHOUT
|
|
12 |
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
13 |
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
14 |
* version 2 for more details (a copy is included in the LICENSE file that
|
|
15 |
* accompanied this code).
|
|
16 |
*
|
|
17 |
* You should have received a copy of the GNU General Public License version
|
|
18 |
* 2 along with this work; if not, write to the Free Software Foundation,
|
|
19 |
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
20 |
*
|
|
21 |
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
|
|
22 |
* CA 95054 USA or visit www.sun.com if you need additional information or
|
|
23 |
* have any questions.
|
|
24 |
*/
|
|
25 |
|
|
26 |
package javax.swing;
|
|
27 |
|
|
28 |
import java.beans.*;
|
|
29 |
import java.lang.reflect.*;
|
|
30 |
import java.awt.Image;
|
|
31 |
|
|
32 |
/**
|
|
33 |
* The superclass for all Swing BeanInfo classes. It provides
|
|
34 |
* default implementations of <code>getIcon</code> and
|
|
35 |
* <code>getDefaultPropertyIndex</code> as well as utility
|
|
36 |
* methods, like createPropertyDescriptor, for writing BeanInfo
|
|
37 |
* implementations. This classes is intended to be used along
|
|
38 |
* with <code>GenSwingBeanInfo</code> a BeanInfo class code generator.
|
|
39 |
*
|
|
40 |
* @see GenSwingBeanInfo
|
|
41 |
* @author Hans Muller
|
|
42 |
*/
|
|
43 |
public class SwingBeanInfoBase extends SimpleBeanInfo
|
|
44 |
{
|
|
45 |
/**
|
|
46 |
* The default index is always 0. In other words the first property
|
|
47 |
* listed in the getPropertyDescriptors() method is the one
|
|
48 |
* to show a (JFC builder) user in a situation where just a single
|
|
49 |
* property will be shown.
|
|
50 |
*/
|
|
51 |
public int getDefaultPropertyIndex() {
|
|
52 |
return 0;
|
|
53 |
}
|
|
54 |
|
|
55 |
/**
|
|
56 |
* Returns a generic Swing icon, all icon "kinds" are supported.
|
|
57 |
* Subclasses should defer to this method when they don't have
|
|
58 |
* a particular beans icon kind.
|
|
59 |
*/
|
|
60 |
public Image getIcon(int kind) {
|
|
61 |
// PENDING(hmuller) need generic swing icon images.
|
|
62 |
return null;
|
|
63 |
}
|
|
64 |
|
|
65 |
/**
|
|
66 |
* Returns the BeanInfo for the superclass of our bean, so that
|
|
67 |
* its PropertyDescriptors will be included.
|
|
68 |
*/
|
|
69 |
public BeanInfo[] getAdditionalBeanInfo() {
|
|
70 |
Class superClass = getBeanDescriptor().getBeanClass().getSuperclass();
|
|
71 |
BeanInfo superBeanInfo = null;
|
|
72 |
try {
|
|
73 |
superBeanInfo = Introspector.getBeanInfo(superClass);
|
|
74 |
} catch (IntrospectionException ie) {}
|
|
75 |
if (superBeanInfo != null) {
|
|
76 |
BeanInfo[] ret = new BeanInfo[1];
|
|
77 |
ret[0] = superBeanInfo;
|
|
78 |
return ret;
|
|
79 |
}
|
|
80 |
return null;
|
|
81 |
}
|
|
82 |
}
|