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Issue #2828 - Part 8: Extract RuleProcessorGroup (formerly ResolvedRuleCascades) into separate file

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The struct no longer holds rule cascades since part 5 anyway, and extracting it to a separate file allows it to be reused in the future.
This commit is contained in:
Francis Dominic Fajardo 2025-07-21 19:21:31 +08:00 • committed by roytam1
commit 3605630f4e
9 changed files with 140 additions and 124 deletions
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22
layout/style/nsCSSRuleProcessor.h
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@ -26,7 +26,7 @@
struct CascadeEnumData;
struct ElementDependentRuleProcessorData;
struct nsFontFaceRuleContainer;
struct ResolvedRuleCascades;
struct RuleProcessorGroup;
class nsCSSKeyframesRule;
class nsCSSPageRule;
class nsCSSFontFeatureValuesRule;
@ -74,7 +74,7 @@ public:
NS_DECL_CYCLE_COLLECTION_CLASS(nsCSSRuleProcessor)
public:
nsresult ClearRuleCascades();
nsresult ClearGroup();
// nsIStyleRuleProcessor
virtual void RulesMatching(ElementRuleProcessorData* aData) override;
@ -161,8 +161,8 @@ private:
static bool CascadeSheet(mozilla::CSSStyleSheet* aSheet,
CascadeEnumData* aData);
ResolvedRuleCascades* GetRuleCascade(nsPresContext* aPresContext);
void RefreshRuleCascade(nsPresContext* aPresContext);
RuleProcessorGroup* GetGroup(nsPresContext* aPresContext);
void RefreshGroup(nsPresContext* aPresContext);
nsRestyleHint HasStateDependentStyle(ElementDependentRuleProcessorData* aData,
mozilla::dom::Element* aStatefulElement,
@ -175,14 +175,14 @@ private:
sheet_array_type mSheets;
// active first, then cached (most recent first)
ResolvedRuleCascades* mRuleCascades;
RuleProcessorGroup* mGroup;
// If we cleared our mRuleCascades or replaced a previous rule
// If we cleared our mGroup or replaced a previous rule
// processor, this is the media query result cache key that was used
// before we lost the old rule cascades.
// before we lost the old group.
mozilla::UniquePtr<nsMediaQueryResultCacheKey> mPreviousCacheKey;
// The last pres context for which GetRuleCascades was called.
// The last pres context for which GetGroup was called.
nsPresContext *mLastPresContext;
// The scope element for this rule processor's scoped style sheets.
@ -201,9 +201,9 @@ private:
const bool mIsShared;
// Whether we need to build up mDocumentCacheKey and mDocumentRules as
// we build ResolvedRuleCascades. Is true only for shared rule processors
// and only before we build the first ResolvedRuleCascades. See comment in
// RefreshRuleCascade for why.
// we build RuleProcessorGroup. Is true only for shared rule processors
// and only before we build the first RuleProcessorGroup. See comment in
// RefreshGroup for why.
bool mMustGatherDocumentRules;
bool mInRuleProcessorCache;