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72c9f56c66
Stop worrying about tiny OOMs. Work towards #20449. While going through these, I also changed the function signature in many places where returning ThrowCompletionOr<T> is no longer necessary.
71 lines
2.3 KiB
C++
71 lines
2.3 KiB
C++
/*
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* Copyright (c) 2019-2021, Andreas Kling <kling@serenityos.org>
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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/Function.h>
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#include <LibWeb/CSS/CSSNamespaceRule.h>
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#include <LibWeb/CSS/CSSRule.h>
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#include <LibWeb/CSS/CSSRuleList.h>
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#include <LibWeb/CSS/CSSStyleRule.h>
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#include <LibWeb/CSS/StyleSheet.h>
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namespace Web::CSS {
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class CSSImportRule;
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class CSSStyleSheet final
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: public StyleSheet
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, public Weakable<CSSStyleSheet> {
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WEB_PLATFORM_OBJECT(CSSStyleSheet, StyleSheet);
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public:
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[[nodiscard]] static JS::NonnullGCPtr<CSSStyleSheet> create(JS::Realm&, CSSRuleList&, MediaList&, Optional<AK::URL> location);
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virtual ~CSSStyleSheet() override = default;
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void set_owner_css_rule(CSSRule* rule) { m_owner_css_rule = rule; }
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virtual DeprecatedString type() const override { return "text/css"; }
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CSSRuleList const& rules() const { return *m_rules; }
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CSSRuleList& rules() { return *m_rules; }
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void set_rules(CSSRuleList& rules) { m_rules = &rules; }
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CSSRuleList* css_rules() { return m_rules; }
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CSSRuleList const* css_rules() const { return m_rules; }
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WebIDL::ExceptionOr<unsigned> insert_rule(StringView rule, unsigned index);
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WebIDL::ExceptionOr<void> remove_rule(unsigned index);
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WebIDL::ExceptionOr<void> delete_rule(unsigned index);
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void for_each_effective_style_rule(Function<void(CSSStyleRule const&)> const& callback) const;
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// Returns whether the match state of any media queries changed after evaluation.
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bool evaluate_media_queries(HTML::Window const&);
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void for_each_effective_keyframes_at_rule(Function<void(CSSKeyframesRule const&)> const& callback) const;
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void set_style_sheet_list(Badge<StyleSheetList>, StyleSheetList*);
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Optional<StringView> default_namespace() const;
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Optional<StringView> namespace_uri(StringView namespace_prefix) const;
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private:
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CSSStyleSheet(JS::Realm&, CSSRuleList&, MediaList&, Optional<AK::URL> location);
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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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void recalculate_namespaces();
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JS::GCPtr<CSSRuleList> m_rules;
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JS::GCPtr<CSSNamespaceRule> m_default_namespace_rule;
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HashMap<FlyString, JS::GCPtr<CSSNamespaceRule>> m_namespace_rules;
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JS::GCPtr<StyleSheetList> m_style_sheet_list;
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JS::GCPtr<CSSRule> m_owner_css_rule;
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};
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}
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