third_party/WebKit/Source/core/css/resolver/SharedStyleFinder.h - Issue 2613213002: Support Style Sharing for Shadow DOM V1

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Issue 2613213002: Support Style Sharing for Shadow DOM V1 (Closed)

Patch Set: update Created 3 years, 11 months ago

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1 /*	1 /*

2 * Copyright (C) 2013 Google, Inc.	2 * Copyright (C) 2013 Google, Inc.

3 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)	3 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)

4 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc.	4 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc.

5 * All rights reserved.	5 * All rights reserved.

6 *	6 *

7 * This library is free software; you can redistribute it and/or	7 * This library is free software; you can redistribute it and/or

8 * modify it under the terms of the GNU Library General Public	8 * modify it under the terms of the GNU Library General Public

9 * License as published by the Free Software Foundation; either	9 * License as published by the Free Software Foundation; either

10 * version 2 of the License, or (at your option) any later version.	10 * version 2 of the License, or (at your option) any later version.

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61 // Only used when we're collecting stats on styles.	61 // Only used when we're collecting stats on styles.

62 bool documentContainsValidCandidate() const;	62 bool documentContainsValidCandidate() const;

63	63

64 bool classNamesAffectedByRules(const SpaceSplitString&) const;	64 bool classNamesAffectedByRules(const SpaceSplitString&) const;

65	65

66 bool canShareStyleWithElement(Element& candidate) const;	66 bool canShareStyleWithElement(Element& candidate) const;

67 bool canShareStyleWithControl(Element& candidate) const;	67 bool canShareStyleWithControl(Element& candidate) const;

68 bool sharingCandidateHasIdenticalStyleAffectingAttributes(	68 bool sharingCandidateHasIdenticalStyleAffectingAttributes(

69 Element& candidate) const;	69 Element& candidate) const;

70 bool sharingCandidateCanShareHostStyles(Element& candidate) const;	70 bool sharingCandidateCanShareHostStyles(Element& candidate) const;

	71 bool sharingCandidateAssignedToSameSlot(Element& candidate) const;

71 bool sharingCandidateDistributedToSameInsertionPoint(	72 bool sharingCandidateDistributedToSameInsertionPoint(

72 Element& candidate) const;	73 Element& candidate) const;

73 bool matchesRuleSet(RuleSet*);	74 bool matchesRuleSet(RuleSet*);

74	75

75 Element& element() const { return *m_context.element(); }	76 Element& element() const { return *m_context.element(); }

76 Document& document() const { return element().document(); }	77 Document& document() const { return element().document(); }

77	78

78 bool m_elementAffectedByClassRules;	79 bool m_elementAffectedByClassRules;

79 const RuleFeatureSet& m_features;	80 const RuleFeatureSet& m_features;

80 Member<RuleSet> m_siblingRuleSet;	81 Member<RuleSet> m_siblingRuleSet;

81 Member<RuleSet> m_uncommonAttributeRuleSet;	82 Member<RuleSet> m_uncommonAttributeRuleSet;

82 Member<StyleResolver> m_styleResolver;	83 Member<StyleResolver> m_styleResolver;

83 const ElementResolveContext& m_context;	84 const ElementResolveContext& m_context;

84	85

85 friend class SharedStyleFinderTest;	86 friend class SharedStyleFinderTest;

86 };	87 };

87	88

88 } // namespace blink	89 } // namespace blink

89	90

90 #endif // SharedStyleFinder_h	91 #endif // SharedStyleFinder_h

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