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1 /* | 1 /* |
2 * (C) 1999-2003 Lars Knoll (knoll@kde.org) | 2 * (C) 1999-2003 Lars Knoll (knoll@kde.org) |
3 * Copyright (C) 2004, 2005, 2006, 2008, 2012 Apple Inc. All rights reserved. | 3 * Copyright (C) 2004, 2005, 2006, 2008, 2012 Apple Inc. All rights reserved. |
4 * | 4 * |
5 * This library is free software; you can redistribute it and/or | 5 * This library is free software; you can redistribute it and/or |
6 * modify it under the terms of the GNU Library General Public | 6 * modify it under the terms of the GNU Library General Public |
7 * License as published by the Free Software Foundation; either | 7 * License as published by the Free Software Foundation; either |
8 * version 2 of the License, or (at your option) any later version. | 8 * version 2 of the License, or (at your option) any later version. |
9 * | 9 * |
10 * This library is distributed in the hope that it will be useful, | 10 * This library is distributed in the hope that it will be useful, |
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 * Library General Public License for more details. | 13 * Library General Public License for more details. |
14 * | 14 * |
15 * You should have received a copy of the GNU Library General Public License | 15 * You should have received a copy of the GNU Library General Public License |
16 * along with this library; see the file COPYING.LIB. If not, write to | 16 * along with this library; see the file COPYING.LIB. If not, write to |
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
18 * Boston, MA 02110-1301, USA. | 18 * Boston, MA 02110-1301, USA. |
19 */ | 19 */ |
20 | 20 |
21 #ifndef StylePropertySet_h | 21 #ifndef StylePropertySet_h |
22 #define StylePropertySet_h | 22 #define StylePropertySet_h |
23 | 23 |
24 #include "CSSPropertyNames.h" | 24 #include "CSSPropertyNames.h" |
25 #include "core/css/CSSParserMode.h" | 25 #include "core/css/CSSParserMode.h" |
26 #include "core/css/CSSPrimitiveValue.h" | 26 #include "core/css/CSSPrimitiveValue.h" |
27 #include "core/css/CSSProperty.h" | 27 #include "core/css/CSSProperty.h" |
| 28 #include "core/css/PropertySetCSSStyleDeclaration.h" |
28 #include <wtf/ListHashSet.h> | 29 #include <wtf/ListHashSet.h> |
29 #include <wtf/text/WTFString.h> | 30 #include <wtf/text/WTFString.h> |
30 #include <wtf/Vector.h> | 31 #include <wtf/Vector.h> |
31 | 32 |
32 namespace WebCore { | 33 namespace WebCore { |
33 | 34 |
34 class CSSRule; | 35 class CSSRule; |
35 class CSSStyleDeclaration; | 36 class CSSStyleDeclaration; |
36 class Element; | 37 class Element; |
37 class ImmutableStylePropertySet; | 38 class ImmutableStylePropertySet; |
38 class KURL; | 39 class KURL; |
39 class MutableStylePropertySet; | 40 class MutableStylePropertySet; |
40 class PropertySetCSSStyleDeclaration; | |
41 class StylePropertyShorthand; | 41 class StylePropertyShorthand; |
42 class StyleSheetContents; | 42 class StyleSheetContents; |
43 | 43 |
44 class StylePropertySet : public RefCounted<StylePropertySet> { | 44 class StylePropertySet : public RefCounted<StylePropertySet> { |
45 friend class PropertyReference; | 45 friend class PropertyReference; |
46 public: | 46 public: |
47 // Override RefCounted's deref() to ensure operator delete is called on | 47 // Override RefCounted's deref() to ensure operator delete is called on |
48 // the appropriate subclass type. | 48 // the appropriate subclass type. |
49 void deref(); | 49 void deref(); |
50 | 50 |
(...skipping 48 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
99 void addSubresourceStyleURLs(ListHashSet<KURL>&, StyleSheetContents* context
StyleSheet) const; | 99 void addSubresourceStyleURLs(ListHashSet<KURL>&, StyleSheetContents* context
StyleSheet) const; |
100 | 100 |
101 PassRefPtr<MutableStylePropertySet> mutableCopy() const; | 101 PassRefPtr<MutableStylePropertySet> mutableCopy() const; |
102 PassRefPtr<ImmutableStylePropertySet> immutableCopyIfNeeded() const; | 102 PassRefPtr<ImmutableStylePropertySet> immutableCopyIfNeeded() const; |
103 | 103 |
104 PassRefPtr<MutableStylePropertySet> copyPropertiesInSet(const Vector<CSSProp
ertyID>&) const; | 104 PassRefPtr<MutableStylePropertySet> copyPropertiesInSet(const Vector<CSSProp
ertyID>&) const; |
105 | 105 |
106 String asText() const; | 106 String asText() const; |
107 | 107 |
108 bool isMutable() const { return m_isMutable; } | 108 bool isMutable() const { return m_isMutable; } |
109 bool hasCSSOMWrapper() const { return m_ownsCSSOMWrapper; } | 109 bool hasCSSOMWrapper() const; |
110 | 110 |
111 bool hasFailedOrCanceledSubresources() const; | 111 bool hasFailedOrCanceledSubresources() const; |
112 | 112 |
113 static unsigned averageSizeInBytes(); | 113 static unsigned averageSizeInBytes(); |
114 void reportMemoryUsage(MemoryObjectInfo*) const; | 114 void reportMemoryUsage(MemoryObjectInfo*) const; |
115 | 115 |
116 #ifndef NDEBUG | 116 #ifndef NDEBUG |
117 void showStyle(); | 117 void showStyle(); |
118 #endif | 118 #endif |
119 | 119 |
120 bool propertyMatches(CSSPropertyID, const CSSValue*) const; | 120 bool propertyMatches(CSSPropertyID, const CSSValue*) const; |
121 | 121 |
122 protected: | 122 protected: |
123 StylePropertySet(CSSParserMode cssParserMode) | 123 StylePropertySet(CSSParserMode cssParserMode) |
124 : m_cssParserMode(cssParserMode) | 124 : m_cssParserMode(cssParserMode) |
125 , m_ownsCSSOMWrapper(false) | |
126 , m_isMutable(true) | 125 , m_isMutable(true) |
127 , m_arraySize(0) | 126 , m_arraySize(0) |
128 { } | 127 { } |
129 | 128 |
130 StylePropertySet(CSSParserMode cssParserMode, unsigned immutableArraySize) | 129 StylePropertySet(CSSParserMode cssParserMode, unsigned immutableArraySize) |
131 : m_cssParserMode(cssParserMode) | 130 : m_cssParserMode(cssParserMode) |
132 , m_ownsCSSOMWrapper(false) | |
133 , m_isMutable(false) | 131 , m_isMutable(false) |
134 , m_arraySize(immutableArraySize) | 132 , m_arraySize(immutableArraySize) |
135 { } | 133 { } |
136 | 134 |
137 unsigned m_cssParserMode : 2; | 135 unsigned m_cssParserMode : 2; |
138 mutable unsigned m_ownsCSSOMWrapper : 1; | |
139 mutable unsigned m_isMutable : 1; | 136 mutable unsigned m_isMutable : 1; |
140 unsigned m_arraySize : 28; | 137 unsigned m_arraySize : 29; |
141 | 138 |
142 friend class PropertySetCSSStyleDeclaration; | 139 friend class PropertySetCSSStyleDeclaration; |
143 }; | 140 }; |
144 | 141 |
145 class ImmutableStylePropertySet : public StylePropertySet { | 142 class ImmutableStylePropertySet : public StylePropertySet { |
146 // This is needed because we malloc() space for an | 143 // This is needed because we malloc() space for an |
147 // ImmutableStylePropertySet plus following properties, as a performance | 144 // ImmutableStylePropertySet plus following properties, as a performance |
148 // tweak. | 145 // tweak. |
149 NEW_DELETE_SAME_AS_MALLOC_FREE; | 146 NEW_DELETE_SAME_AS_MALLOC_FREE; |
150 public: | 147 public: |
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167 return reinterpret_cast<const CSSValue**>(const_cast<const void**>((&static_
cast<const ImmutableStylePropertySet*>(this)->m_storage))); | 164 return reinterpret_cast<const CSSValue**>(const_cast<const void**>((&static_
cast<const ImmutableStylePropertySet*>(this)->m_storage))); |
168 } | 165 } |
169 | 166 |
170 inline const StylePropertyMetadata* ImmutableStylePropertySet::metadataArray() c
onst | 167 inline const StylePropertyMetadata* ImmutableStylePropertySet::metadataArray() c
onst |
171 { | 168 { |
172 return reinterpret_cast<const StylePropertyMetadata*>(&reinterpret_cast<cons
t char*>((&static_cast<const ImmutableStylePropertySet*>(this)->m_storage))[m_ar
raySize * sizeof(CSSValue*)]); | 169 return reinterpret_cast<const StylePropertyMetadata*>(&reinterpret_cast<cons
t char*>((&static_cast<const ImmutableStylePropertySet*>(this)->m_storage))[m_ar
raySize * sizeof(CSSValue*)]); |
173 } | 170 } |
174 | 171 |
175 class MutableStylePropertySet : public StylePropertySet { | 172 class MutableStylePropertySet : public StylePropertySet { |
176 public: | 173 public: |
177 ~MutableStylePropertySet(); | |
178 | |
179 static PassRefPtr<MutableStylePropertySet> create(CSSParserMode = CSSQuirksM
ode); | 174 static PassRefPtr<MutableStylePropertySet> create(CSSParserMode = CSSQuirksM
ode); |
180 static PassRefPtr<MutableStylePropertySet> create(const CSSProperty* propert
ies, unsigned count); | 175 static PassRefPtr<MutableStylePropertySet> create(const CSSProperty* propert
ies, unsigned count); |
181 | 176 |
182 MutableStylePropertySet(const StylePropertySet&); | |
183 | |
184 unsigned propertyCount() const { return m_propertyVector.size(); } | 177 unsigned propertyCount() const { return m_propertyVector.size(); } |
185 PropertySetCSSStyleDeclaration* cssStyleDeclaration(); | 178 PropertySetCSSStyleDeclaration* cssStyleDeclaration(); |
186 | 179 |
187 void addParsedProperties(const Vector<CSSProperty>&); | 180 void addParsedProperties(const Vector<CSSProperty>&); |
188 void addParsedProperty(const CSSProperty&); | 181 void addParsedProperty(const CSSProperty&); |
189 | 182 |
190 // These expand shorthand properties into multiple properties. | 183 // These expand shorthand properties into multiple properties. |
191 bool setProperty(CSSPropertyID, const String& value, bool important = false,
StyleSheetContents* contextStyleSheet = 0); | 184 bool setProperty(CSSPropertyID, const String& value, bool important = false,
StyleSheetContents* contextStyleSheet = 0); |
192 void setProperty(CSSPropertyID, PassRefPtr<CSSValue>, bool important = false
); | 185 void setProperty(CSSPropertyID, PassRefPtr<CSSValue>, bool important = false
); |
193 | 186 |
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209 | 202 |
210 void clear(); | 203 void clear(); |
211 void parseDeclaration(const String& styleDeclaration, StyleSheetContents* co
ntextStyleSheet); | 204 void parseDeclaration(const String& styleDeclaration, StyleSheetContents* co
ntextStyleSheet); |
212 | 205 |
213 CSSStyleDeclaration* ensureCSSStyleDeclaration(); | 206 CSSStyleDeclaration* ensureCSSStyleDeclaration(); |
214 CSSStyleDeclaration* ensureInlineCSSStyleDeclaration(Element* parentElement)
; | 207 CSSStyleDeclaration* ensureInlineCSSStyleDeclaration(Element* parentElement)
; |
215 | 208 |
216 Vector<CSSProperty, 4> m_propertyVector; | 209 Vector<CSSProperty, 4> m_propertyVector; |
217 | 210 |
218 private: | 211 private: |
219 MutableStylePropertySet(CSSParserMode cssParserMode) | 212 explicit MutableStylePropertySet(CSSParserMode); |
220 : StylePropertySet(cssParserMode) | 213 explicit MutableStylePropertySet(const StylePropertySet&); |
221 { } | |
222 | |
223 MutableStylePropertySet(const CSSProperty* properties, unsigned count); | 214 MutableStylePropertySet(const CSSProperty* properties, unsigned count); |
224 | 215 |
225 bool removeShorthandProperty(CSSPropertyID); | 216 bool removeShorthandProperty(CSSPropertyID); |
226 CSSProperty* findCSSPropertyWithID(CSSPropertyID); | 217 CSSProperty* findCSSPropertyWithID(CSSPropertyID); |
| 218 OwnPtr<PropertySetCSSStyleDeclaration> m_cssomWrapper; |
| 219 |
| 220 friend class StylePropertySet; |
227 }; | 221 }; |
228 | 222 |
229 inline StylePropertyMetadata StylePropertySet::PropertyReference::propertyMetada
ta() const | 223 inline StylePropertyMetadata StylePropertySet::PropertyReference::propertyMetada
ta() const |
230 { | 224 { |
231 if (m_propertySet.isMutable()) | 225 if (m_propertySet.isMutable()) |
232 return static_cast<const MutableStylePropertySet&>(m_propertySet).m_prop
ertyVector.at(m_index).metadata(); | 226 return static_cast<const MutableStylePropertySet&>(m_propertySet).m_prop
ertyVector.at(m_index).metadata(); |
233 return static_cast<const ImmutableStylePropertySet&>(m_propertySet).metadata
Array()[m_index]; | 227 return static_cast<const ImmutableStylePropertySet&>(m_propertySet).metadata
Array()[m_index]; |
234 } | 228 } |
235 | 229 |
236 inline const CSSValue* StylePropertySet::PropertyReference::propertyValue() cons
t | 230 inline const CSSValue* StylePropertySet::PropertyReference::propertyValue() cons
t |
(...skipping 22 matching lines...) Expand all Loading... |
259 | 253 |
260 if (m_isMutable) | 254 if (m_isMutable) |
261 delete static_cast<MutableStylePropertySet*>(this); | 255 delete static_cast<MutableStylePropertySet*>(this); |
262 else | 256 else |
263 delete static_cast<ImmutableStylePropertySet*>(this); | 257 delete static_cast<ImmutableStylePropertySet*>(this); |
264 } | 258 } |
265 | 259 |
266 } // namespace WebCore | 260 } // namespace WebCore |
267 | 261 |
268 #endif // StylePropertySet_h | 262 #endif // StylePropertySet_h |
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