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 }