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1 /* | 1 /* |
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
3 * (C) 1999 Antti Koivisto (koivisto@kde.org) | 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) |
4 * (C) 2001 Peter Kelly (pmk@post.com) | 4 * (C) 2001 Peter Kelly (pmk@post.com) |
5 * (C) 2001 Dirk Mueller (mueller@kde.org) | 5 * (C) 2001 Dirk Mueller (mueller@kde.org) |
6 * Copyright (C) 2004, 2005, 2006, 2007, 2009, 2010, 2012 Apple Inc. All rights
reserved. | 6 * Copyright (C) 2004, 2005, 2006, 2007, 2009, 2010, 2012 Apple Inc. All rights
reserved. |
7 * | 7 * |
8 * This library is free software; you can redistribute it and/or | 8 * This library is free software; you can redistribute it and/or |
9 * modify it under the terms of the GNU Library General Public | 9 * modify it under the terms of the GNU Library General Public |
10 * License as published by the Free Software Foundation; either | 10 * License as published by the Free Software Foundation; either |
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21 * Boston, MA 02110-1301, USA. | 21 * Boston, MA 02110-1301, USA. |
22 */ | 22 */ |
23 #include "config.h" | 23 #include "config.h" |
24 #include "core/dom/Attr.h" | 24 #include "core/dom/Attr.h" |
25 | 25 |
26 #include "bindings/v8/ExceptionState.h" | 26 #include "bindings/v8/ExceptionState.h" |
27 #include "bindings/v8/ExceptionStatePlaceholder.h" | 27 #include "bindings/v8/ExceptionStatePlaceholder.h" |
28 #include "core/dom/Element.h" | 28 #include "core/dom/Element.h" |
29 #include "core/dom/Text.h" | 29 #include "core/dom/Text.h" |
30 #include "core/events/ScopedEventQueue.h" | 30 #include "core/events/ScopedEventQueue.h" |
| 31 #include "core/frame/UseCounter.h" |
31 #include "wtf/text/AtomicString.h" | 32 #include "wtf/text/AtomicString.h" |
32 #include "wtf/text/StringBuilder.h" | 33 #include "wtf/text/StringBuilder.h" |
33 | 34 |
34 namespace WebCore { | 35 namespace WebCore { |
35 | 36 |
36 using namespace HTMLNames; | 37 using namespace HTMLNames; |
37 | 38 |
38 Attr::Attr(Element& element, const QualifiedName& name) | 39 Attr::Attr(Element& element, const QualifiedName& name) |
39 : ContainerNode(&element.document()) | 40 : ContainerNode(&element.document()) |
40 , m_element(&element) | 41 , m_element(&element) |
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95 if (m_element) | 96 if (m_element) |
96 elementAttribute().setValue(value); | 97 elementAttribute().setValue(value); |
97 else | 98 else |
98 m_standaloneValue = value; | 99 m_standaloneValue = value; |
99 createTextChild(); | 100 createTextChild(); |
100 m_ignoreChildrenChanged--; | 101 m_ignoreChildrenChanged--; |
101 | 102 |
102 invalidateNodeListCachesInAncestors(&m_name, m_element); | 103 invalidateNodeListCachesInAncestors(&m_name, m_element); |
103 } | 104 } |
104 | 105 |
105 void Attr::setValue(const AtomicString& value, ExceptionState&) | 106 void Attr::setValueInternal(const AtomicString& value) |
106 { | 107 { |
107 if (m_element) | 108 if (m_element) |
108 m_element->willModifyAttribute(qualifiedName(), this->value(), value); | 109 m_element->willModifyAttribute(qualifiedName(), this->value(), value); |
109 | 110 |
110 setValue(value); | 111 setValue(value); |
111 | 112 |
112 if (m_element) | 113 if (m_element) |
113 m_element->didModifyAttribute(qualifiedName(), value); | 114 m_element->didModifyAttribute(qualifiedName(), value); |
114 } | 115 } |
115 | 116 |
| 117 const AtomicString& Attr::valueForBindings() const |
| 118 { |
| 119 UseCounter::count(document(), UseCounter::AttrGetValue); |
| 120 return value(); |
| 121 } |
| 122 |
| 123 void Attr::setValueForBindings(const AtomicString& value) |
| 124 { |
| 125 UseCounter::count(document(), UseCounter::AttrSetValue); |
| 126 setValueInternal(value); |
| 127 } |
| 128 |
116 void Attr::setNodeValue(const String& v) | 129 void Attr::setNodeValue(const String& v) |
117 { | 130 { |
118 // Attr uses AtomicString type for its value to save memory as there | 131 // Attr uses AtomicString type for its value to save memory as there |
119 // is duplication among Elements' attributes values. | 132 // is duplication among Elements' attributes values. |
120 setValue(AtomicString(v), IGNORE_EXCEPTION); | 133 setValueInternal(AtomicString(v)); |
121 } | 134 } |
122 | 135 |
123 PassRefPtr<Node> Attr::cloneNode(bool /*deep*/) | 136 PassRefPtr<Node> Attr::cloneNode(bool /*deep*/) |
124 { | 137 { |
125 RefPtr<Attr> clone = adoptRef(new Attr(document(), qualifiedName(), value())
); | 138 RefPtr<Attr> clone = adoptRef(new Attr(document(), qualifiedName(), value())
); |
126 cloneChildNodes(clone.get()); | 139 cloneChildNodes(clone.get()); |
127 return clone.release(); | 140 return clone.release(); |
128 } | 141 } |
129 | 142 |
130 // DOM Section 1.1.1 | 143 // DOM Section 1.1.1 |
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182 } | 195 } |
183 | 196 |
184 void Attr::attachToElement(Element* element) | 197 void Attr::attachToElement(Element* element) |
185 { | 198 { |
186 ASSERT(!m_element); | 199 ASSERT(!m_element); |
187 m_element = element; | 200 m_element = element; |
188 m_standaloneValue = nullAtom; | 201 m_standaloneValue = nullAtom; |
189 } | 202 } |
190 | 203 |
191 } | 204 } |
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