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LibWeb: Avoid copying the CSS @namespace every time we run a selector

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This commit is contained in:
Andreas Kling 2024-03-16 08:03:46 +01:00
commit 038e0ceee7
Notes: sideshowbarker 2024-07-16 23:23:26 +09:00
2 changed files with 5 additions and 3 deletions
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2
Userland/Libraries/LibWeb/CSS/CSSStyleSheet.h
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@ -65,6 +65,8 @@ public:
void set_style_sheet_list(Badge<StyleSheetList>, StyleSheetList*); void set_style_sheet_list(Badge<StyleSheetList>, StyleSheetList*);
Optional<FlyString> default_namespace() const; Optional<FlyString> default_namespace() const;
JS::GCPtr<CSSNamespaceRule> default_namespace_rule() const { return m_default_namespace_rule; }
Optional<FlyString> namespace_uri(StringView namespace_prefix) const; Optional<FlyString> namespace_uri(StringView namespace_prefix) const;
Optional<URL> base_url() const { return m_base_url; } Optional<URL> base_url() const { return m_base_url; }

4
Userland/Libraries/LibWeb/CSS/StyleComputer.cpp
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@ -295,8 +295,8 @@ StyleComputer::RuleCache const& StyleComputer::rule_cache_for_cascade_origin(Cas
[[nodiscard]] static bool filter_namespace_rule(DOM::Element const& element, MatchingRule const& rule) [[nodiscard]] static bool filter_namespace_rule(DOM::Element const& element, MatchingRule const& rule)
{ {
// FIXME: Filter out non-default namespace using prefixes // FIXME: Filter out non-default namespace using prefixes
auto namespace_uri = rule.sheet->default_namespace(); if (auto namespace_rule = rule.sheet->default_namespace_rule()) {
if (namespace_uri.has_value() && namespace_uri.value() != element.namespace_uri()) { if (namespace_rule->namespace_uri() != element.namespace_uri())
return false; return false;
} }
return true; return true;