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82 lines
2.7 KiB
C++
82 lines
2.7 KiB
C++
/*
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* Copyright (c) 2025, Aliaksandr Kalenik <kalenik.aliaksandr@gmail.com>
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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/FlyString.h>
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#include <AK/Format.h>
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#include <AK/Forward.h>
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#include <AK/HashTable.h>
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#include <AK/Traits.h>
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#include <LibWeb/CSS/PseudoClass.h>
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namespace Web::CSS {
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class InvalidationSet {
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public:
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struct Property {
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enum class Type : u8 {
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InvalidateSelf,
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InvalidateWholeSubtree,
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Class,
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Id,
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TagName,
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Attribute,
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PseudoClass,
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};
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Type type;
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Variant<FlyString, PseudoClass, Empty> value { Empty {} };
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FlyString const& name() const { return value.get<FlyString>(); }
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bool operator==(Property const& other) const = default;
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};
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void include_all_from(InvalidationSet const& other);
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bool needs_invalidate_self() const { return m_needs_invalidate_self; }
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void set_needs_invalidate_self() { m_needs_invalidate_self = true; }
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bool needs_invalidate_whole_subtree() const { return m_needs_invalidate_whole_subtree; }
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void set_needs_invalidate_whole_subtree() { m_needs_invalidate_whole_subtree = true; }
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void set_needs_invalidate_class(FlyString const& name) { m_properties.set({ Property::Type::Class, name }); }
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void set_needs_invalidate_id(FlyString const& name) { m_properties.set({ Property::Type::Id, name }); }
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void set_needs_invalidate_tag_name(FlyString const& name) { m_properties.set({ Property::Type::TagName, name }); }
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void set_needs_invalidate_attribute(FlyString const& name) { m_properties.set({ Property::Type::Attribute, name }); }
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void set_needs_invalidate_pseudo_class(PseudoClass pseudo_class) { m_properties.set({ Property::Type::PseudoClass, pseudo_class }); }
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bool is_empty() const;
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void for_each_property(Function<IterationDecision(Property const&)> const& callback) const;
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private:
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bool m_needs_invalidate_self { false };
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bool m_needs_invalidate_whole_subtree { false };
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HashTable<Property> m_properties;
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};
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}
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namespace AK {
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template<>
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struct Traits<Web::CSS::InvalidationSet::Property> : DefaultTraits<String> {
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static unsigned hash(Web::CSS::InvalidationSet::Property const&);
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static bool equals(Web::CSS::InvalidationSet::Property const& a, Web::CSS::InvalidationSet::Property const& b) { return a == b; }
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};
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template<>
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struct Formatter<Web::CSS::InvalidationSet::Property> : Formatter<StringView> {
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ErrorOr<void> format(FormatBuilder&, Web::CSS::InvalidationSet::Property const&);
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};
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template<>
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struct Formatter<Web::CSS::InvalidationSet> : Formatter<StringView> {
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ErrorOr<void> format(FormatBuilder&, Web::CSS::InvalidationSet const&);
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};
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}
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