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5c1bbd3eff
All its overrides return constants, and without virtual dispatch the `qualified_layer_name` and `absolutized_selectors` functions can benefit from slightly better optimizations. `CSSRule`s aren't allocated that often, so the memory impact is minimal.
53 lines
1.7 KiB
C++
53 lines
1.7 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <andreas@ladybird.org>
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* Copyright (c) 2021, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/NonnullRefPtr.h>
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#include <LibWeb/CSS/CSSGroupingRule.h>
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#include <LibWeb/CSS/CSSStyleDeclaration.h>
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#include <LibWeb/CSS/Selector.h>
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namespace Web::CSS {
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class CSSStyleRule final : public CSSGroupingRule {
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WEB_PLATFORM_OBJECT(CSSStyleRule, CSSGroupingRule);
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JS_DECLARE_ALLOCATOR(CSSStyleRule);
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public:
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[[nodiscard]] static JS::NonnullGCPtr<CSSStyleRule> create(JS::Realm&, SelectorList&&, PropertyOwningCSSStyleDeclaration&, CSSRuleList&);
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virtual ~CSSStyleRule() override = default;
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SelectorList const& selectors() const { return m_selectors; }
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SelectorList const& absolutized_selectors() const;
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PropertyOwningCSSStyleDeclaration const& declaration() const { return m_declaration; }
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String selector_text() const;
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void set_selector_text(StringView);
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CSSStyleDeclaration* style();
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[[nodiscard]] FlyString const& qualified_layer_name() const { return parent_layer_internal_qualified_name(); }
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private:
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CSSStyleRule(JS::Realm&, SelectorList&&, PropertyOwningCSSStyleDeclaration&, CSSRuleList&);
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virtual void initialize(JS::Realm&) override;
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virtual void visit_edges(Cell::Visitor&) override;
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virtual void clear_caches() override;
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virtual String serialized() const override;
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SelectorList m_selectors;
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mutable Optional<SelectorList> m_cached_absolutized_selectors;
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JS::NonnullGCPtr<PropertyOwningCSSStyleDeclaration> m_declaration;
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};
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template<>
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inline bool CSSRule::fast_is<CSSStyleRule>() const { return type() == CSSRule::Type::Style; }
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}
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