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Side by Side Diff: third_party/WebKit/Source/core/dom/StyleEngine.h

Issue 2333693002: Implemented scoped invalidation for added/removed RuleSets. (Closed)
Patch Set: Created 4 years, 3 months ago
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1 /* 1 /*
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
3 * (C) 1999 Antti Koivisto (koivisto@kde.org) 3 * (C) 1999 Antti Koivisto (koivisto@kde.org)
4 * (C) 2001 Dirk Mueller (mueller@kde.org) 4 * (C) 2001 Dirk Mueller (mueller@kde.org)
5 * (C) 2006 Alexey Proskuryakov (ap@webkit.org) 5 * (C) 2006 Alexey Proskuryakov (ap@webkit.org)
6 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All r ights reserved. 6 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All r ights reserved.
7 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.t orchmobile.com/) 7 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.t orchmobile.com/)
8 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies) 8 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
9 * Copyright (C) 2011 Google Inc. All rights reserved. 9 * Copyright (C) 2011 Google Inc. All rights reserved.
10 * 10 *
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172 172
173 void classChangedForElement(const SpaceSplitString& changedClasses, Element& ); 173 void classChangedForElement(const SpaceSplitString& changedClasses, Element& );
174 void classChangedForElement(const SpaceSplitString& oldClasses, const SpaceS plitString& newClasses, Element&); 174 void classChangedForElement(const SpaceSplitString& oldClasses, const SpaceS plitString& newClasses, Element&);
175 void attributeChangedForElement(const QualifiedName& attributeName, Element& ); 175 void attributeChangedForElement(const QualifiedName& attributeName, Element& );
176 void idChangedForElement(const AtomicString& oldId, const AtomicString& newI d, Element&); 176 void idChangedForElement(const AtomicString& oldId, const AtomicString& newI d, Element&);
177 void pseudoStateChangedForElement(CSSSelector::PseudoType, Element&); 177 void pseudoStateChangedForElement(CSSSelector::PseudoType, Element&);
178 void scheduleSiblingInvalidationsForElement(Element&, ContainerNode& schedul ingParent, unsigned minDirectAdjacent); 178 void scheduleSiblingInvalidationsForElement(Element&, ContainerNode& schedul ingParent, unsigned minDirectAdjacent);
179 void scheduleInvalidationsForInsertedSibling(Element* beforeElement, Element & insertedElement); 179 void scheduleInvalidationsForInsertedSibling(Element* beforeElement, Element & insertedElement);
180 void scheduleInvalidationsForRemovedSibling(Element* beforeElement, Element& removedElement, Element& afterElement); 180 void scheduleInvalidationsForRemovedSibling(Element* beforeElement, Element& removedElement, Element& afterElement);
181 void scheduleNthPseudoInvalidations(ContainerNode&); 181 void scheduleNthPseudoInvalidations(ContainerNode&);
182 void scheduleInvalidationsForRuleSets(TreeScope&, const HeapVector<Member<co nst RuleSet>>&);
182 183
183 unsigned styleForElementCount() const { return m_styleForElementCount; } 184 unsigned styleForElementCount() const { return m_styleForElementCount; }
184 void incStyleForElementCount() { m_styleForElementCount++; } 185 void incStyleForElementCount() { m_styleForElementCount++; }
185 186
186 StyleResolverStats* stats() { return m_styleResolverStats.get(); } 187 StyleResolverStats* stats() { return m_styleResolverStats.get(); }
187 void setStatsEnabled(bool); 188 void setStatsEnabled(bool);
188 189
189 DECLARE_VIRTUAL_TRACE(); 190 DECLARE_VIRTUAL_TRACE();
190 191
191 DECLARE_TRACE_WRAPPERS(); 192 DECLARE_TRACE_WRAPPERS();
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223 } 224 }
224 225
225 DocumentStyleSheetCollection* documentStyleSheetCollection() 226 DocumentStyleSheetCollection* documentStyleSheetCollection()
226 { 227 {
227 return m_documentStyleSheetCollection.get(); 228 return m_documentStyleSheetCollection.get();
228 } 229 }
229 230
230 void updateActiveStyleSheetsInShadow(StyleResolverUpdateMode, TreeScope*, Un orderedTreeScopeSet& treeScopesRemoved); 231 void updateActiveStyleSheetsInShadow(StyleResolverUpdateMode, TreeScope*, Un orderedTreeScopeSet& treeScopesRemoved);
231 232
232 bool shouldSkipInvalidationFor(const Element&) const; 233 bool shouldSkipInvalidationFor(const Element&) const;
234 void scheduleRuleSetInvalidationsForElement(Element&, const HeapVector<Membe r<const RuleSet>>&);
233 235
234 Member<Document> m_document; 236 Member<Document> m_document;
235 bool m_isMaster; 237 bool m_isMaster;
236 238
237 // Track the number of currently loading top-level stylesheets needed for la yout. 239 // Track the number of currently loading top-level stylesheets needed for la yout.
238 // Sheets loaded using the @import directive are not included in this count. 240 // Sheets loaded using the @import directive are not included in this count.
239 // We use this count of pending sheets to detect when we can begin attaching 241 // We use this count of pending sheets to detect when we can begin attaching
240 // elements and when it is safe to execute scripts. 242 // elements and when it is safe to execute scripts.
241 int m_pendingScriptBlockingStylesheets = 0; 243 int m_pendingScriptBlockingStylesheets = 0;
242 int m_pendingRenderBlockingStylesheets = 0; 244 int m_pendingRenderBlockingStylesheets = 0;
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276 278
277 std::unique_ptr<StyleResolverStats> m_styleResolverStats; 279 std::unique_ptr<StyleResolverStats> m_styleResolverStats;
278 unsigned m_styleForElementCount = 0; 280 unsigned m_styleForElementCount = 0;
279 281
280 friend class StyleEngineTest; 282 friend class StyleEngineTest;
281 }; 283 };
282 284
283 } // namespace blink 285 } // namespace blink
284 286
285 #endif 287 #endif
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