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LibWeb: Support the ariaActiveDescendantElement IDL attribute

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sideshowbarker 2024-12-27 17:41:18 +09:00 • committed by Tim Ledbetter
commit 1be55fe793
Notes: github-actions[bot] 2025-01-01 11:01:48 +00:00
5 changed files with 890 additions and 0 deletions
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5
Libraries/LibWeb/DOM/Element.cpp
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@ -96,6 +96,7 @@ void Element::visit_edges(Cell::Visitor& visitor)
SlottableMixin::visit_edges(visitor);
Animatable::visit_edges(visitor);
visitor.visit(m_aria_active_descendant_element);
visitor.visit(m_attributes);
visitor.visit(m_inline_style);
visitor.visit(m_class_list);
@ -2926,6 +2927,10 @@ void Element::attribute_changed(FlyString const& local_name, Optional<String> co
m_dir = Dir::Auto;
else
m_dir = {};
} else if (local_name == ARIA::AttributeNames::aria_active_descendant) {
// https://html.spec.whatwg.org/multipage/common-dom-interfaces.html#reflecting-content-attributes-in-idl-attributes:concept-element-attributes-change-ext
// Set element's explicitly set attr-element to null.
m_aria_active_descendant_element = nullptr;
}
}