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Code Issues Projects Releases Packages Wiki Activity Actions 9

LibWeb: Add opt-in tracing of update_layout() calls with reason

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This commit is contained in:
Andreas Kling 2025-03-05 20:50:05 +01:00 • committed by Alexander Kalenik
commit c333042e63
Notes: github-actions[bot] 2025-03-08 02:39:13 +00:00
21 changed files with 137 additions and 52 deletions
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60
Libraries/LibWeb/DOM/Document.h
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@ -50,6 +50,64 @@ enum class QuirksMode {
Yes
};
#define ENUMERATE_UPDATE_LAYOUT_REASONS(X) \
X(CanvasRenderingContext2DSetFilter) \
X(CursorBlinkTimer) \
X(Debugging) \
X(DocumentElementFromPoint) \
X(DocumentElementsFromPoint) \
X(DocumentFindMatchingText) \
X(DocumentSetDesignMode) \
X(ElementCheckVisibility) \
X(ElementClientHeight) \
X(ElementClientLeft) \
X(ElementClientTop) \
X(ElementClientWidth) \
X(ElementGetClientRects) \
X(ElementIsPotentiallyScrollable) \
X(ElementScroll) \
X(ElementScrollHeight) \
X(ElementScrollIntoView) \
X(ElementScrollLeft) \
X(ElementScrollTop) \
X(ElementScrollWidth) \
X(ElementSetScrollLeft) \
X(ElementSetScrollTop) \
X(EventHandlerHandleDoubleClick) \
X(EventHandlerHandleDragAndDrop) \
X(EventHandlerHandleMouseDown) \
X(EventHandlerHandleMouseMove) \
X(EventHandlerHandleMouseUp) \
X(EventHandlerHandleMouseWheel) \
X(HTMLElementGetTheTextSteps) \
X(HTMLElementOffsetHeight) \
X(HTMLElementOffsetLeft) \
X(HTMLElementOffsetParent) \
X(HTMLElementOffsetTop) \
X(HTMLElementOffsetWidth) \
X(HTMLEventLoopRenderingUpdate) \
X(HTMLImageElementHeight) \
X(HTMLImageElementWidth) \
X(HTMLInputElementHeight) \
X(HTMLInputElementWidth) \
X(InternalsHitTest) \
X(MediaQueryListMatches) \
X(NodeNameOrDescription) \
X(RangeGetClientRects) \
X(ResolvedCSSStyleDeclarationProperty) \
X(SVGDecodedImageDataRender) \
X(SVGGraphicsElementGetBBox) \
X(SourceSetNormalizeSourceDensities) \
X(WindowScroll)
enum class UpdateLayoutReason {
#define ENUMERATE_UPDATE_LAYOUT_REASON(e) e,
ENUMERATE_UPDATE_LAYOUT_REASONS(ENUMERATE_UPDATE_LAYOUT_REASON)
#undef ENUMERATE_UPDATE_LAYOUT_REASON
};
[[nodiscard]] StringView to_string(UpdateLayoutReason);
// https://html.spec.whatwg.org/multipage/dom.html#document-load-timing-info
struct DocumentLoadTimingInfo {
// https://html.spec.whatwg.org/multipage/dom.html#navigation-start-time
@ -258,7 +316,7 @@ public:
void obtain_theme_color();
void update_style();
void update_layout();
void update_layout(UpdateLayoutReason);
void update_paint_and_hit_testing_properties_if_needed();
void update_animated_style_if_needed();