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LibWeb: Implement the :focus-visible pseudo-class

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This is very naive for now, and matches whenever `:focus` does.
This commit is contained in:
Sam Atkins 2023-08-02 14:17:04 +01:00 • committed by Andreas Kling
parent 8520afaa11
commit 14e6bae593
5 changed files with 12 additions and 0 deletions
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3
Userland/Libraries/LibWeb/CSS/SelectorEngine.cpp
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@ -217,6 +217,9 @@ static inline bool matches_pseudo_class(CSS::Selector::SimpleSelector::PseudoCla
return matches_hover_pseudo_class(element);
case CSS::Selector::SimpleSelector::PseudoClass::Type::Focus:
return element.is_focused();
case CSS::Selector::SimpleSelector::PseudoClass::Type::FocusVisible:
// FIXME: We should only apply this when a visible focus is useful. Decide when that is!
return element.is_focused();
case CSS::Selector::SimpleSelector::PseudoClass::Type::FocusWithin: {
auto* focused_element = element.document().focused_element();
return focused_element && element.is_inclusive_ancestor_of(*focused_element);