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LibWeb: Note what's causing a style invalidation to happen

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You can now build with STYLE_INVALIDATION_DEBUG and get a debug stream
of reasons why style invalidations are happening and where.

I've rewritten this code many times, so instead of throwing it away once
again, I figured we should at least have it behind a flag.
This commit is contained in:
Andreas Kling 2024-09-04 10:01:08 +02:00 • committed by Andreas Kling
commit ddbfac38b0
Notes: github-actions[bot] 2024-09-08 07:46:37 +00:00
20 changed files with 92 additions and 38 deletions
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4
Userland/Libraries/LibWeb/CSS/CSSStyleSheet.cpp
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@ -158,7 +158,7 @@ WebIDL::ExceptionOr<unsigned> CSSStyleSheet::insert_rule(StringView rule, unsign
if (m_style_sheet_list) {
m_style_sheet_list->document().style_computer().invalidate_rule_cache();
m_style_sheet_list->document_or_shadow_root().invalidate_style();
m_style_sheet_list->document_or_shadow_root().invalidate_style(DOM::StyleInvalidationReason::StyleSheetInsertRule);
}
}
@ -179,7 +179,7 @@ WebIDL::ExceptionOr<void> CSSStyleSheet::delete_rule(unsigned index)
if (!result.is_exception()) {
if (m_style_sheet_list) {
m_style_sheet_list->document().style_computer().invalidate_rule_cache();
m_style_sheet_list->document_or_shadow_root().invalidate_style();
m_style_sheet_list->document_or_shadow_root().invalidate_style(DOM::StyleInvalidationReason::StyleSheetDeleteRule);
}
}
return result;