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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/DOM/AdoptedStyleSheets.cpp
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@ -32,12 +32,12 @@ JS::NonnullGCPtr<WebIDL::ObservableArray> create_adopted_style_sheets_list(Docum
document.style_computer().load_fonts_from_sheet(style_sheet);
document.style_computer().invalidate_rule_cache();
document.invalidate_style();
document.invalidate_style(DOM::StyleInvalidationReason::AdoptedStyleSheetsList);
return {};
});
adopted_style_sheets->set_on_delete_an_indexed_value_callback([&document]() -> WebIDL::ExceptionOr<void> {
document.style_computer().invalidate_rule_cache();
document.invalidate_style();
document.invalidate_style(DOM::StyleInvalidationReason::AdoptedStyleSheetsList);
return {};
});