cc4b3cbacc
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84 lines
2.3 KiB
C++
84 lines
2.3 KiB
C++
/*
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* Copyright (c) 2021, the SerenityOS developers.
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* Copyright (c) 2022-2024, Sam Atkins <sam@ladybird.org>
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* Copyright (c) 2022, Andreas Kling <andreas@ladybird.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibWeb/Bindings/CSSRulePrototype.h>
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#include <LibWeb/CSS/CSSLayerBlockRule.h>
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#include <LibWeb/CSS/CSSRule.h>
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#include <LibWeb/CSS/CSSStyleSheet.h>
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namespace Web::CSS {
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CSSRule::CSSRule(JS::Realm& realm)
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: PlatformObject(realm)
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{
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}
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void CSSRule::visit_edges(Cell::Visitor& visitor)
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{
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Base::visit_edges(visitor);
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visitor.visit(m_parent_style_sheet);
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visitor.visit(m_parent_rule);
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}
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// https://www.w3.org/TR/cssom/#dom-cssrule-csstext
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String CSSRule::css_text() const
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{
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// The cssText attribute must return a serialization of the CSS rule.
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return serialized();
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}
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// https://www.w3.org/TR/cssom/#dom-cssrule-csstext
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void CSSRule::set_css_text(StringView)
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{
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// On setting the cssText attribute must do nothing.
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}
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void CSSRule::set_parent_rule(CSSRule* parent_rule)
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{
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m_parent_rule = parent_rule;
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}
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void CSSRule::set_parent_style_sheet(CSSStyleSheet* parent_style_sheet)
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{
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m_parent_style_sheet = parent_style_sheet;
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}
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FlyString const& CSSRule::parent_layer_internal_qualified_name_slow_case() const
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{
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Vector<FlyString> layer_names;
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for (auto* rule = parent_rule(); rule; rule = rule->parent_rule()) {
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switch (rule->type()) {
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case CSSRule::Type::Import:
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// TODO: Handle `layer(foo)` in import rules once we implement that.
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break;
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case CSSRule::Type::LayerBlock: {
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auto& layer_block = static_cast<CSSLayerBlockRule const&>(*rule);
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layer_names.append(layer_block.internal_name());
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break;
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}
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// Ignore everything else
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// Note that LayerStatement cannot have child rules so we still ignore it here.
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case CSSRule::Type::LayerStatement:
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case CSSRule::Type::Style:
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case CSSRule::Type::Media:
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case CSSRule::Type::FontFace:
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case CSSRule::Type::Keyframes:
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case CSSRule::Type::Keyframe:
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case CSSRule::Type::Namespace:
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case CSSRule::Type::Supports:
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break;
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}
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}
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m_cached_layer_name = MUST(String::join("."sv, layer_names.in_reverse()));
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return m_cached_layer_name.value();
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}
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}
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