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LibWeb: Add style sheets to the shadow root if applicable

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If a style element belongs to a shadow tree, its CSSStyleSheet is now
added to the corresponding ShadowRoot instead of the document.

Co-authored-by: Simon Wanner <simon+git@skyrising.xyz>
This commit is contained in:
Aliaksandr Kalenik 2023-03-19 15:13:45 +01:00 • committed by Andreas Kling
parent 8ce8697a66
commit c6e69d501f
7 changed files with 45 additions and 13 deletions
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9
Userland/Libraries/LibWeb/DOM/Element.cpp
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@ -2380,4 +2380,13 @@ auto Element::ensure_custom_element_reaction_queue() -> CustomElementReactionQue
return *m_custom_element_reaction_queue;
}
CSS::StyleSheetList& Element::document_or_shadow_root_style_sheets()
{
auto& root_node = root();
if (is<DOM::ShadowRoot>(root_node))
return static_cast<DOM::ShadowRoot&>(root_node).style_sheets();
return document().style_sheets();
}
}