Line 0
Link Here
|
|
|
1 |
/* |
2 |
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. |
3 |
* |
4 |
* Copyright 2012 Oracle and/or its affiliates. All rights reserved. |
5 |
* |
6 |
* Oracle and Java are registered trademarks of Oracle and/or its affiliates. |
7 |
* Other names may be trademarks of their respective owners. |
8 |
* |
9 |
* The contents of this file are subject to the terms of either the GNU |
10 |
* General Public License Version 2 only ("GPL") or the Common |
11 |
* Development and Distribution License("CDDL") (collectively, the |
12 |
* "License"). You may not use this file except in compliance with the |
13 |
* License. You can obtain a copy of the License at |
14 |
* http://www.netbeans.org/cddl-gplv2.html |
15 |
* or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the |
16 |
* specific language governing permissions and limitations under the |
17 |
* License. When distributing the software, include this License Header |
18 |
* Notice in each file and include the License file at |
19 |
* nbbuild/licenses/CDDL-GPL-2-CP. Oracle designates this |
20 |
* particular file as subject to the "Classpath" exception as provided |
21 |
* by Oracle in the GPL Version 2 section of the License file that |
22 |
* accompanied this code. If applicable, add the following below the |
23 |
* License Header, with the fields enclosed by brackets [] replaced by |
24 |
* your own identifying information: |
25 |
* "Portions Copyrighted [year] [name of copyright owner]" |
26 |
* |
27 |
* If you wish your version of this file to be governed by only the CDDL |
28 |
* or only the GPL Version 2, indicate your decision by adding |
29 |
* "[Contributor] elects to include this software in this distribution |
30 |
* under the [CDDL or GPL Version 2] license." If you do not indicate a |
31 |
* single choice of license, a recipient has the option to distribute |
32 |
* your version of this file under either the CDDL, the GPL Version 2 or |
33 |
* to extend the choice of license to its licensees as provided above. |
34 |
* However, if you add GPL Version 2 code and therefore, elected the GPL |
35 |
* Version 2 license, then the option applies only if the new code is |
36 |
* made subject to such option by the copyright holder. |
37 |
* |
38 |
* Contributor(s): |
39 |
* |
40 |
* Portions Copyrighted 2012 Sun Microsystems, Inc. |
41 |
*/ |
42 |
|
43 |
package org.openide.awt; |
44 |
|
45 |
import java.lang.reflect.Constructor; |
46 |
import java.lang.reflect.Method; |
47 |
import java.util.logging.Level; |
48 |
import java.util.logging.Logger; |
49 |
import javax.swing.ListCellRenderer; |
50 |
import javax.swing.UIManager; |
51 |
import javax.swing.plaf.basic.BasicComboBoxRenderer; |
52 |
import javax.swing.plaf.basic.BasicComboBoxUI; |
53 |
import javax.swing.plaf.synth.SynthLookAndFeel; |
54 |
|
55 |
/** |
56 |
* Utilities for creating L&F-aware cell renderers. |
57 |
* @since XXX |
58 |
*/ |
59 |
public class Renderers { |
60 |
|
61 |
private static final Logger LOG = Logger.getLogger(Renderers.class.getName()); |
62 |
|
63 |
/** |
64 |
* Creates a combo box renderer appropriate to the current L&F. |
65 |
* This will look nicer in some L&Fs than subclassing {@link BasicComboBoxRenderer}. |
66 |
* <p>Usage: |
67 |
* <pre> |
68 |
MyModelType[] data = ...; |
69 |
JComboBox combo = new JComboBox(data); |
70 |
combo.setRenderer(new ListCellRenderer() { |
71 |
<b>final ListCellRenderer orig = Renderers.defaultComboBoxRenderer();</b> |
72 |
@Override public Component getListCellRendererComponent( |
73 |
JList l, Object v, int i, boolean sel, boolean foc) { |
74 |
return <b>orig.getListCellRendererComponent</b>( |
75 |
l, <b>((MyModelType) v).getDisplayName()</b>, i, sel, foc); |
76 |
} |
77 |
}); |
78 |
* </pre> |
79 |
* @return a renderer |
80 |
*/ |
81 |
public static ListCellRenderer defaultComboBoxRenderer() { |
82 |
// XXX consider also handling " " as a value specially (workaround for another Swing bug) |
83 |
Class<?/* extends ComponentUI*/> clazz = UIManager.getDefaults().getUIClass("ComboBoxUI"); |
84 |
if (clazz != null) { |
85 |
Constructor<?> ctor = null; |
86 |
if (clazz == SynthLookAndFeel.class) { // #7168287 |
87 |
try { // only public in JDK 7 |
88 |
clazz = Class.forName("javax.swing.plaf.synth.SynthComboBoxUI"); |
89 |
ctor = clazz.getDeclaredConstructor(); |
90 |
ctor.setAccessible(true); |
91 |
ctor.newInstance(); |
92 |
} catch (Exception x) { |
93 |
LOG.log(Level.WARNING, null, x); |
94 |
} |
95 |
} |
96 |
if (BasicComboBoxUI.class.isAssignableFrom(clazz)) { |
97 |
try { |
98 |
Method createRenderer = BasicComboBoxUI.class.getDeclaredMethod("createRenderer"); |
99 |
createRenderer.setAccessible(true); |
100 |
return (ListCellRenderer) createRenderer.invoke(ctor != null ? ctor.newInstance() : clazz.newInstance()); |
101 |
} catch (Exception x) { |
102 |
LOG.log(Level.WARNING, null, x); |
103 |
} |
104 |
} else { |
105 |
LOG.log(Level.WARNING, "unknown UI class: {0}", clazz); |
106 |
} |
107 |
} else { |
108 |
LOG.warning("no UI class"); |
109 |
} |
110 |
return new BasicComboBoxRenderer.UIResource(); |
111 |
} |
112 |
|
113 |
private Renderers() {} |
114 |
|
115 |
} |