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57a78f2b59
Otherwise, the load event will block the original document until GC runs. Without this, media-load-task-after-adoption.html would wait for the idle timeout to trigger a garbage collection, which could sometimes cause the test to time out entirely.
82 lines
2.7 KiB
C++
82 lines
2.7 KiB
C++
/*
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* Copyright (c) 2023, Preston Taylor <PrestonLeeTaylor@proton.me>
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* Copyright (c) 2026, 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/Badge.h>
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#include <LibWeb/CSS/CSSStyleSheet.h>
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#include <LibWeb/DOM/DocumentLoadEventDelayer.h>
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#include <LibWeb/Forward.h>
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namespace Web::DOM {
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class StyleElementBase {
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public:
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virtual ~StyleElementBase() = default;
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enum class UpdateSource : u8 {
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Dynamic,
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ParserPop,
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};
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void update_a_style_block(UpdateSource = UpdateSource::Dynamic);
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void update_a_style_block_for_dynamic_change();
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void associated_style_sheet_media_attribute_changed();
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void set_parser_document(Badge<HTML::HTMLParser>, GC::Ref<Document>);
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void did_pop_off_parser_stack_of_open_elements();
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void style_element_attribute_changed(FlyString const&, Optional<String> const& value);
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CSS::CSSStyleSheet* sheet();
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CSS::CSSStyleSheet const* sheet() const;
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[[nodiscard]] GC::Ptr<CSS::StyleSheetList> style_sheet_list() { return m_style_sheet_list; }
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[[nodiscard]] GC::Ptr<CSS::StyleSheetList const> style_sheet_list() const { return m_style_sheet_list; }
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enum class AnyFailed : u8 {
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No,
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Yes,
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};
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void finished_loading_critical_subresources(AnyFailed);
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void visit_style_element_edges(JS::Cell::Visitor&);
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void retarget_style_load_event_delayer(Document& new_document)
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{
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if (m_document_load_event_delayer.has_value())
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m_document_load_event_delayer.emplace(new_document);
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}
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virtual Element& as_element() = 0;
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virtual Element const& as_element() const = 0;
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protected:
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bool style_element_contributes_a_script_blocking_style_sheet() const;
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private:
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void evaluate_associated_style_sheet_media_queries();
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void remove_from_script_blocking_style_sheet_set_if_needed();
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void clear_associated_css_style_sheet_parser_blocking_state();
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GC::Weak<Document> m_parser_document;
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// https://www.w3.org/TR/cssom/#associated-css-style-sheet
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GC::Ptr<CSS::CSSStyleSheet> m_associated_css_style_sheet;
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GC::Ptr<CSS::StyleSheetList> m_style_sheet_list;
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Optional<DocumentLoadEventDelayer> m_document_load_event_delayer;
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u64 m_style_sheet_update_generation { 0 };
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bool m_associated_css_style_sheet_was_created_by_parser : 1 { false };
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bool m_associated_css_style_sheet_was_enabled_when_created_by_parser : 1 { false };
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bool m_associated_css_style_sheet_media_matches_environment : 1 { false };
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bool m_associated_css_style_sheet_load_is_pending_for_script_blocking : 1 { false };
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bool m_associated_css_style_sheet_is_blocking_scripts : 1 { false };
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bool m_is_on_parser_stack_of_open_elements : 1 { false };
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};
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}
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