Source/core/css/resolver/ScopedStyleResolver.h - Issue 42543007: StyleResolver should update RuleSets lazily.

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Issue 42543007: StyleResolver should update RuleSets lazily. (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: Rebased Created 7 years, 1 month ago

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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 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.	3 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.

4 * Copyright (C) 2012 Google Inc. All rights reserved.	4 * Copyright (C) 2012 Google Inc. All rights reserved.

5 *	5 *

6 * Redistribution and use in source and binary forms, with or without	6 * Redistribution and use in source and binary forms, with or without

7 * modification, are permitted provided that the following conditions	7 * modification, are permitted provided that the following conditions

8 * are met:	8 * are met:

9 * 1. Redistributions of source code must retain the above copyright	9 * 1. Redistributions of source code must retain the above copyright

10 * notice, this list of conditions and the following disclaimer.	10 * notice, this list of conditions and the following disclaimer.

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64	64

65 public:	65 public:

66 bool checkRegionStyle(Element*);	66 bool checkRegionStyle(Element*);

67 const StyleRuleKeyframes* keyframeStylesForAnimation(const StringImpl* anima tionName);	67 const StyleRuleKeyframes* keyframeStylesForAnimation(const StringImpl* anima tionName);

68 void addKeyframeStyle(PassRefPtr<StyleRuleKeyframes>);	68 void addKeyframeStyle(PassRefPtr<StyleRuleKeyframes>);

69	69

70 void matchHostRules(ElementRuleCollector&, bool includeEmptyRules);	70 void matchHostRules(ElementRuleCollector&, bool includeEmptyRules);

71 void matchAuthorRules(ElementRuleCollector&, bool includeEmptyRules, bool ap plyAuthorStyles);	71 void matchAuthorRules(ElementRuleCollector&, bool includeEmptyRules, bool ap plyAuthorStyles);

72 void collectMatchingAuthorRules(ElementRuleCollector&, bool includeEmptyRule s, bool applyAuthorStyles, CascadeScope, CascadeOrder = ignoreCascadeOrder);	72 void collectMatchingAuthorRules(ElementRuleCollector&, bool includeEmptyRule s, bool applyAuthorStyles, CascadeScope, CascadeOrder = ignoreCascadeOrder);

73 void matchPageRules(PageRuleCollector&);	73 void matchPageRules(PageRuleCollector&);

74 void addRulesFromSheet(StyleSheetContents, const MediaQueryEvaluator&, Styl eResolver);	74 void addRulesFromSheet(StyleSheetContents, const MediaQueryEvaluator&, Styl eResolver, bool viewportRuleIsProcessed);

75 void addHostRule(StyleRuleHost, bool hasDocumentSecurityOrigin, const Conta inerNode scopingNode);	75 void addHostRule(StyleRuleHost, bool hasDocumentSecurityOrigin, const Conta inerNode scopingNode);

	76 void addViewportRule(StyleRuleViewport*);

76 void collectFeaturesTo(RuleFeatureSet&);	77 void collectFeaturesTo(RuleFeatureSet&);

77 void resetAuthorStyle();	78 void resetAuthorStyle();

78 void resetAtHostRules(const ShadowRoot*);	79 void resetAtHostRules(const ShadowRoot*);

79 void collectViewportRulesTo(StyleResolver*) const;	80 void collectViewportRulesTo(StyleResolver*) const;

80	81

81 private:	82 private:

82 explicit ScopedStyleResolver(const ContainerNode& scopingNode) : m_scopingNo de(scopingNode), m_parent(0) { }	83 explicit ScopedStyleResolver(const ContainerNode& scopingNode) : m_scopingNo de(scopingNode), m_parent(0) { }

83	84

84 RuleSet* ensureAtHostRuleSetFor(const ShadowRoot*);	85 RuleSet* ensureAtHostRuleSetFor(const ShadowRoot*);

85 RuleSet* atHostRuleSetFor(const ShadowRoot*) const;	86 RuleSet* atHostRuleSetFor(const ShadowRoot*) const;

	87 RuleSet* ensureAuthorStyle();

86	88

87 const ContainerNode& m_scopingNode;	89 const ContainerNode& m_scopingNode;

88 ScopedStyleResolver* m_parent;	90 ScopedStyleResolver* m_parent;

89	91

90 OwnPtr<RuleSet> m_authorStyle;	92 OwnPtr<RuleSet> m_authorStyle;

91 HashMap<const ShadowRoot*, OwnPtr<RuleSet> > m_atHostRules;	93 HashMap<const ShadowRoot*, OwnPtr<RuleSet> > m_atHostRules;

92	94

93 typedef HashMap<const StringImpl*, RefPtr<StyleRuleKeyframes> > KeyframesRul eMap;	95 typedef HashMap<const StringImpl*, RefPtr<StyleRuleKeyframes> > KeyframesRul eMap;

94 KeyframesRuleMap m_keyframesRuleMap;	96 KeyframesRuleMap m_keyframesRuleMap;

95 };	97 };

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159 {	161 {

160 if (!cacheIsValid(element))	162 if (!cacheIsValid(element))

161 resolveStyleCache(element);	163 resolveStyleCache(element);

162	164

163 return m_cache.scopedResolver;	165 return m_cache.scopedResolver;

164 }	166 }

165	167

166 } // namespace WebCore	168 } // namespace WebCore

167	169

168 #endif // ScopedStyleResolver_h	170 #endif // ScopedStyleResolver_h

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« Source/core/css/RuleSet.h ('K') | « Source/core/css/StyleRule.h ('k') | Source/core/css/resolver/ScopedStyleResolver.cpp » ('j') | Source/core/css/resolver/StyleResolver.cpp » ('J')