b6bef6b688
Produce JS-visible string results as UTF-16 at their source, including numeric formatting, BigInt and BigFraction formatting, URI encoding, console formatting, parser errors, regular expression errors, Intl and Temporal records, LibUnicode locale boundaries, and LibWeb bindings. Handle fractional radix formatting through the UTF-16 builder view.
102 lines
3.7 KiB
C++
102 lines
3.7 KiB
C++
/*
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* Copyright (c) 2018-2023, Andreas Kling <andreas@ladybird.org>
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* Copyright (c) 2024-2025, Sam Atkins <sam@ladybird.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/String.h>
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#include <AK/Utf16String.h>
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#include <LibWeb/Bindings/PlatformObject.h>
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#include <LibWeb/CSS/CSSRule.h>
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#include <LibWeb/CSS/StyleProperty.h>
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#include <LibWeb/CSS/StyleValues/StyleValue.h>
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#include <LibWeb/DOM/AbstractElement.h>
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#include <LibWeb/WebIDL/ExceptionOr.h>
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namespace Web::CSS {
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// https://drafts.csswg.org/cssom/#css-declaration-blocks
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class CSSStyleDeclaration
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: public Bindings::PlatformObject {
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WEB_PLATFORM_OBJECT(CSSStyleDeclaration, Bindings::PlatformObject);
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GC_DECLARE_ALLOCATOR(CSSStyleDeclaration);
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public:
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virtual ~CSSStyleDeclaration() = default;
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virtual void initialize(JS::Realm&) override;
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virtual size_t length() const = 0;
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virtual Utf16String item(size_t index) const = 0;
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virtual WebIDL::ExceptionOr<void> set_property(Utf16FlyString const& property_name, StringView css_text, StringView priority) = 0;
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virtual WebIDL::ExceptionOr<String> remove_property(Utf16FlyString const& property_name) = 0;
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virtual String get_property_value(Utf16FlyString const& property_name) const = 0;
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virtual StringView get_property_priority(Utf16FlyString const& property_name) const = 0;
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String css_text() const;
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virtual WebIDL::ExceptionOr<void> set_css_text(StringView) = 0;
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virtual String serialized() const = 0;
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// https://drafts.csswg.org/cssom/#cssstyledeclaration-computed-flag
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[[nodiscard]] bool is_computed() const { return m_computed; }
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// https://drafts.csswg.org/cssom/#cssstyledeclaration-readonly-flag
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[[nodiscard]] bool is_readonly() const { return m_readonly; }
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// https://drafts.csswg.org/cssom/#cssstyledeclaration-parent-css-rule
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GC::Ptr<CSSRule> parent_rule() const { return m_parent_rule; }
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void set_parent_rule(GC::Ptr<CSSRule> parent) { m_parent_rule = parent; }
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// https://drafts.csswg.org/cssom/#cssstyledeclaration-owner-node
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Optional<DOM::AbstractElement> owner_node() const { return m_owner_node; }
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void set_owner_node(Optional<DOM::AbstractElement> owner_node) { m_owner_node = move(owner_node); }
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// https://drafts.csswg.org/cssom/#cssstyledeclaration-updating-flag
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[[nodiscard]] bool is_updating() const { return m_updating; }
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void set_is_updating(bool value) { m_updating = value; }
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virtual bool has_property(PropertyNameAndID const&) const { VERIFY_NOT_REACHED(); }
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virtual RefPtr<StyleValue const> get_property_style_value(PropertyNameAndID const&) const { VERIFY_NOT_REACHED(); }
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virtual WebIDL::ExceptionOr<void> set_property_style_value(PropertyNameAndID const&, NonnullRefPtr<StyleValue const>) { VERIFY_NOT_REACHED(); }
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protected:
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enum class Computed : u8 {
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No,
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Yes,
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};
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enum class Readonly : u8 {
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No,
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Yes,
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};
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explicit CSSStyleDeclaration(JS::Realm&, Computed, Readonly);
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virtual void visit_edges(Visitor&) override;
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void update_style_attribute();
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private:
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// ^PlatformObject
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virtual Optional<JS::Value> item_value(size_t index) const override;
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// https://drafts.csswg.org/cssom/#cssstyledeclaration-parent-css-rule
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GC::Ptr<CSSRule> m_parent_rule { nullptr };
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// https://drafts.csswg.org/cssom/#cssstyledeclaration-owner-node
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Optional<DOM::AbstractElement> m_owner_node {};
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// https://drafts.csswg.org/cssom/#cssstyledeclaration-computed-flag
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bool m_computed { false };
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// https://drafts.csswg.org/cssom/#cssstyledeclaration-readonly-flag
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bool m_readonly { false };
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// https://drafts.csswg.org/cssom/#cssstyledeclaration-updating-flag
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bool m_updating { false };
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};
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}
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