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1   /*
2    * Copyright (c) 2002-2025 Gargoyle Software Inc.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    * https://www.apache.org/licenses/LICENSE-2.0
8    *
9    * Unless required by applicable law or agreed to in writing, software
10   * distributed under the License is distributed on an "AS IS" BASIS,
11   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12   * See the License for the specific language governing permissions and
13   * limitations under the License.
14   */
15  package org.htmlunit.html;
16  
17  import java.io.IOException;
18  import java.util.Map;
19  
20  import org.htmlunit.SgmlPage;
21  
22  /**
23   * Wrapper for the HTML element "input".
24   *
25   * @author <a href="mailto:mbowler@GargoyleSoftware.com">Mike Bowler</a>
26   * @author David K. Taylor
27   * @author <a href="mailto:cse@dynabean.de">Christian Sell</a>
28   * @author Daniel Gredler
29   * @author Ahmed Ashour
30   * @author Ronald Brill
31   * @author Frank Danek
32   */
33  public class HtmlResetInput extends HtmlInput implements LabelableElement {
34  
35      /**
36       * Value to use if no specified <code>value</code> attribute.
37       */
38      public static final String DEFAULT_VALUE = "Reset";
39  
40      /**
41       * Creates an instance.
42       *
43       * @param qualifiedName the qualified name of the element type to instantiate
44       * @param page the page that contains this element
45       * @param attributes the initial attributes
46       */
47      HtmlResetInput(final String qualifiedName, final SgmlPage page,
48              final Map<String, DomAttr> attributes) {
49          super(qualifiedName, page, attributes);
50      }
51  
52      /**
53       * {@inheritDoc}
54       */
55      @Override
56      protected boolean doClickStateUpdate(final boolean shiftKey, final boolean ctrlKey) throws IOException {
57          if (!isDisabled()) {
58              final HtmlForm form = getEnclosingForm();
59              if (form != null) {
60                  form.reset();
61                  return false;
62              }
63          }
64          super.doClickStateUpdate(shiftKey, ctrlKey);
65          return false;
66      }
67  
68      /**
69       * {@inheritDoc}
70       */
71      @Override
72      public void setValue(final String newValue) {
73          unmarkValueDirty();
74          setDefaultValue(newValue);
75      }
76  
77      /**
78       * {@inheritDoc}
79       */
80      @Override
81      public void setDefaultChecked(final boolean defaultChecked) {
82          // Empty.
83      }
84  
85      /**
86       * {@inheritDoc} This method <b>does nothing</b> for reset input elements.
87       * @see SubmittableElement#reset()
88       */
89      @Override
90      public void reset() {
91          // Empty.
92      }
93  
94      /**
95       * {@inheritDoc}
96       */
97      @Override
98      protected boolean isRequiredSupported() {
99          return false;
100     }
101 
102     /**
103      * {@inheritDoc}
104      */
105     @Override
106     public boolean willValidate() {
107         return false;
108     }
109 }