Ladybird/ladybird
1
0
Fork 0
mirror of https://github.com/LadybirdBrowser/ladybird.git synced 2025-06-12 10:40:39 +09:00
Code Activity

LibWeb: Skip unneeded style invalidation on custom element state change

Browse source 
If there are no :defined pseudo-class selectors anywhere in the
document, we don't have to invalidate style at all when an element's
custom element state changes.
This commit is contained in:
Andreas Kling 2024-12-25 00:52:36 +01:00 • committed by Andreas Kling
parent 202bf901d7
commit f45e24864b
Notes: github-actions[bot] 2024-12-25 12:27:53 +00:00
3 changed files with 14 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

9
Libraries/LibWeb/CSS/StyleComputer.cpp
View file

@ -2520,6 +2520,9 @@ void StyleComputer::collect_selector_insights(Selector const& selector, Selector
if (simple_selector.pseudo_class().type == PseudoClass::Has) {
insights.has_has_selectors = true;
}
if (simple_selector.pseudo_class().type == PseudoClass::Defined) {
insights.has_defined_selectors = true;
}
for (auto const& argument_selector : simple_selector.pseudo_class().argument_selector_list) {
collect_selector_insights(*argument_selector, insights);
}
@ -3012,6 +3015,12 @@ bool StyleComputer::has_has_selectors() const
return m_selector_insights->has_has_selectors;
}
bool StyleComputer::has_defined_selectors() const
{
build_rule_cache_if_needed();
return m_selector_insights->has_defined_selectors;
}
bool StyleComputer::has_attribute_selector(FlyString const& attribute_name) const
{
build_rule_cache_if_needed();