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LibWeb: Sort matched style rules by specificity, document order

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If two rules have equal specificity, they should be applied in the
order in which we encountered them.
This commit is contained in:
Andreas Kling 2020-06-13 00:44:26 +02:00
parent fa5e8be31c
commit 384b5f15c9
2 changed files with 31 additions and 10 deletions
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9
Libraries/LibWeb/CSS/StyleResolver.h
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@ -38,6 +38,13 @@ class ParentNode;
class StyleRule;
class StyleSheet;
struct MatchingRule {
RefPtr<StyleRule> rule;
size_t style_sheet_index { 0 };
size_t rule_index { 0 };
size_t selector_index { 0 };
};
class StyleResolver {
public:
explicit StyleResolver(Document&);
@ -48,7 +55,7 @@ public:
NonnullRefPtr<StyleProperties> resolve_style(const Element&, const StyleProperties* parent_style) const;
NonnullRefPtrVector<StyleRule> collect_matching_rules(const Element&) const;
Vector<MatchingRule> collect_matching_rules(const Element&) const;
static bool is_inherited_property(CSS::PropertyID);