1/*
2 * Copyright (C) 2010 Google Inc. All rights reserved.
3 * Copyright (C) 2011 Apple Inc. 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 are
7 * met:
8 *
9 * * Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * * Redistributions in binary form must reproduce the above
12 * copyright notice, this list of conditions and the following disclaimer
13 * in the documentation and/or other materials provided with the
14 * distribution.
15 * * Neither the name of Google Inc. nor the names of its
16 * contributors may be used to endorse or promote products derived from
17 * this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#include "config.h"
33#include "HiddenInputType.h"
34
35#include "DOMFormData.h"
36#include "FormController.h"
37#include "HTMLInputElement.h"
38#include "HTMLNames.h"
39#include "InputTypeNames.h"
40#include "RenderElement.h"
41
42namespace WebCore {
43
44using namespace HTMLNames;
45
46const AtomicString& HiddenInputType::formControlType() const
47{
48 return InputTypeNames::hidden();
49}
50
51FormControlState HiddenInputType::saveFormControlState() const
52{
53 // valueAttributeWasUpdatedAfterParsing() never be true for form controls create by createElement() or cloneNode().
54 // It's OK for now because we restore values only to form controls created by parsing.
55 ASSERT(element());
56 return element()->valueAttributeWasUpdatedAfterParsing() ? FormControlState { { element()->value() } } : FormControlState { };
57}
58
59void HiddenInputType::restoreFormControlState(const FormControlState& state)
60{
61 ASSERT(element());
62 element()->setAttributeWithoutSynchronization(valueAttr, state[0]);
63}
64
65bool HiddenInputType::supportsValidation() const
66{
67 return false;
68}
69
70RenderPtr<RenderElement> HiddenInputType::createInputRenderer(RenderStyle&&)
71{
72 ASSERT_NOT_REACHED();
73 return nullptr;
74}
75
76void HiddenInputType::accessKeyAction(bool)
77{
78}
79
80bool HiddenInputType::rendererIsNeeded()
81{
82 return false;
83}
84
85bool HiddenInputType::storesValueSeparateFromAttribute()
86{
87 return false;
88}
89
90void HiddenInputType::setValue(const String& sanitizedValue, bool, TextFieldEventBehavior)
91{
92 ASSERT(element());
93 element()->setAttributeWithoutSynchronization(valueAttr, sanitizedValue);
94}
95
96bool HiddenInputType::isHiddenType() const
97{
98 return true;
99}
100
101bool HiddenInputType::appendFormData(DOMFormData& formData, bool isMultipartForm) const
102{
103 ASSERT(element());
104 auto name = element()->name();
105
106 if (equalIgnoringASCIICase(name, "_charset_")) {
107 formData.append(name, String { formData.encoding().name() });
108 return true;
109 }
110 return InputType::appendFormData(formData, isMultipartForm);
111}
112
113bool HiddenInputType::shouldRespectHeightAndWidthAttributes()
114{
115 return true;
116}
117
118} // namespace WebCore
119