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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
parent ed35f9e7c2
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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8
Libraries/LibWeb/CSS/Selector.cpp
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@ -101,16 +101,12 @@ Selector::Selector(Vector<CompoundSelector>&& compound_selectors)
break;
}
if (simple_selector.type == SimpleSelector::Type::PseudoClass) {
if (simple_selector.pseudo_class().type == PseudoClass::Hover) {
m_contains_hover_pseudo_class = true;
}
m_contained_pseudo_classes.set(simple_selector.pseudo_class().type, true);
for (auto const& child_selector : simple_selector.pseudo_class().argument_selector_list) {
if (child_selector->contains_the_nesting_selector()) {
m_contains_the_nesting_selector = true;
}
if (child_selector->contains_hover_pseudo_class()) {
m_contains_hover_pseudo_class = true;
}
m_contained_pseudo_classes |= child_selector->m_contained_pseudo_classes;
}
if (m_contains_the_nesting_selector)
break;