1 /*
2 * Copyright (c) 2003 Scott Howlett & Paul Libbrecht.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 *
17 * 3. The end-user documentation included with the redistribution,
18 * if any, must include the following acknowledgment:
19 * "This product includes software developed by the Xwing
20 * Project ( http://xwing.sourceforge.net/ )."
21 * Alternately, this acknowledgment may appear in the software itself,
22 * if and wherever such third-party acknowledgments normally appear.
23 *
24 * 4. The name "Xwing" must not be used to endorse or promote products
25 * derived from this software without prior written permission. For
26 * written permission, please contact the project authors via
27 * the Xwing project site, http://xwing.sourceforge.net/ .
28 *
29 * 5. Products derived from this software may not be called "Xwing",
30 * nor may "Xwing" appear in their name, without prior written
31 * permission of the Xwing project.
32 *
33 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
34 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
35 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
36 * DISCLAIMED. IN NO EVENT SHALL THE XWING AUTHORS OR THE PROJECT
37 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
38 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
39 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
40 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
41 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
42 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
43 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
44 * SUCH DAMAGE.
45 *
46 * For more information on Xwing, please see
47 * < http://xwing.sourceforge.net/ >.
48 */
49
50 package net.sourceforge.xwing.swing;
51
52 import java.awt.event.ActionEvent;
53 import java.awt.event.ActionListener;
54
55 import javax.swing.InputVerifier;
56 import javax.swing.JComponent;
57 import javax.swing.JTextField;
58 import javax.swing.SwingUtilities;
59 import javax.swing.event.ChangeEvent;
60 import javax.swing.event.ChangeListener;
61
62 import org.apache.commons.lang.ObjectUtils;
63 import org.apache.commons.logging.LogFactory;
64 import org.w3c.dom.Node;
65
66 import net.sourceforge.xwing.CachingSourceSink;
67 import net.sourceforge.xwing.SourceSink;
68 import net.sourceforge.xwing.dom.NodeTextSourceSink;
69
70 public class XTextField extends JTextField {
71
72 private SourceSink conn = null;
73 private ChangeListener listener = null;
74
75 public XTextField(Node node) throws Exception {
76 this(node, true);
77 }
78
79 public XTextField(Node node, boolean autoWrite) throws Exception {
80
81 listener = new ChangeListener() {
82 public void stateChanged(ChangeEvent e) {
83 refreshFromModel();
84 }
85 };
86
87 setNode(node);
88
89 if (autoWrite) {
90 setInputVerifier(new InputVerifier() {
91 public boolean verify(JComponent input) {
92 try {
93 writeModel();
94 } catch (Exception exc) {
95 LogFactory.getLog(getClass()).error(
96 "Error in writeModel",
97 exc);
98 return false;
99 }
100 return true;
101 }
102 });
103
104 addActionListener(new ActionListener() {
105 public void actionPerformed(ActionEvent e) {
106 try {
107 writeModel();
108 } catch (Exception exc) {
109 LogFactory.getLog(getClass()).error(
110 "Error in writeModel",
111 exc);
112 }
113 }
114 });
115 }
116 }
117
118 public void setSourceSink(SourceSink ss) throws Exception {
119 if (conn != null) {
120 conn.removeChangeListener(listener);
121 }
122
123 conn = ss;
124
125 if (conn != null) {
126 conn.addChangeListener(listener);
127 refreshFromModel();
128 }
129 }
130
131 public void setNode(Node node) throws Exception {
132 setSourceSink(
133 node == null
134 ? null
135 : new CachingSourceSink(new NodeTextSourceSink(node)));
136
137 }
138
139 public void writeModel() throws Exception {
140 if (conn != null) {
141 conn.set(getText());
142 }
143 }
144
145 public void setText(String t) {
146 try {
147 if (conn != null) {
148 conn.set(t);
149 }
150 } catch (Exception exc) {
151 // Swallow for now
152 exc.printStackTrace();
153 }
154 }
155
156 public void refreshFromModel() {
157 SwingUtilities.invokeLater(new Runnable() {
158 public void run() {
159 try {
160 if (conn != null) {
161 XTextField.super.setText(
162 ObjectUtils.toString(conn.get()));
163 }
164 } catch (Exception exc) {
165 // Swallow fornow
166 exc.printStackTrace();
167 }
168 }
169 });
170 }
171 }
This page was automatically generated by Maven