1 /*
2 * $Id: CancelTag.java 471754 2006-11-06 14:55:09Z husted $
3 *
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21 package org.apache.struts.taglib.html;
22
23 import javax.servlet.jsp.JspException;
24
25 /**
26 * Tag for input fields of type "cancel".
27 *
28 * @version $Rev: 471754 $ $Date: 2004-10-17 02:40:12 -0400 (Sun, 17 Oct 2004)
29 * $
30 */
31 public class CancelTag extends SubmitTag {
32 // --------------------------------------------------------- Constructor
33 public CancelTag() {
34 super();
35 property = Constants.CANCEL_PROPERTY;
36 }
37
38 // ------------------------------------------------------------- Properties
39
40 /**
41 * Returns the onClick event handler.
42 */
43 public String getOnclick() {
44 return (super.getOnclick() == null) ? "bCancel=true;" : super
45 .getOnclick();
46 }
47
48 // --------------------------------------------------------- Protected Methods
49
50 /**
51 * Render the opening element.
52 *
53 * @return The opening part of the element.
54 */
55 protected String getElementOpen() {
56 return "<input type=\"submit\"";
57 }
58
59 /**
60 * Prepare the name element
61 *
62 * @return The element name.
63 */
64 protected String prepareName()
65 throws JspException {
66 return property;
67 }
68
69 /**
70 * Return the default value.
71 *
72 * @return The default value if none supplied.
73 */
74 protected String getDefaultValue() {
75 return "Cancel";
76 }
77
78 /**
79 * Release any acquired resources.
80 */
81 public void release() {
82 super.release();
83 property = Constants.CANCEL_PROPERTY;
84 }
85 }