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LibWeb: Make :hover invalidation logic reusable for all pseudo classes

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We achieve this by keeping track of all checked pseudo class selectors
in the SelectorEngine code. We also give StyleComputer per-pseudo-class
rule caches.
This commit is contained in:
Andreas Kling 2025-04-17 13:39:30 +02:00 • committed by Andreas Kling
commit e1777f6e79
Notes: github-actions[bot] 2025-04-17 17:47:22 +00:00
13 changed files with 134 additions and 59 deletions
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6
Libraries/LibWeb/DOM/Element.cpp
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@ -1207,16 +1207,16 @@ GC::Ptr<Layout::NodeWithStyle> Element::get_pseudo_element_node(CSS::PseudoEleme
return nullptr;
}
bool Element::affected_by_hover() const
bool Element::affected_by_pseudo_class(CSS::PseudoClass pseudo_class) const
{
if (m_computed_properties && m_computed_properties->did_match_any_hover_rules()) {
if (m_computed_properties && m_computed_properties->has_attempted_match_against_pseudo_class(pseudo_class)) {
return true;
}
if (m_pseudo_element_data) {
for (auto& pseudo_element : *m_pseudo_element_data) {
if (!pseudo_element.computed_properties)
continue;
if (pseudo_element.computed_properties->did_match_any_hover_rules())
if (pseudo_element.computed_properties->has_attempted_match_against_pseudo_class(pseudo_class))
return true;
}
}