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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) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com) | 3 * (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com) |
4 * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com) | 4 * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com) |
5 * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All | 5 * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All |
6 * rights reserved. | 6 * rights reserved. |
7 * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org> | 7 * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org> |
8 * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org> | 8 * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org> |
9 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. | 9 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. |
10 * (http://www.torchmobile.com/) | 10 * (http://www.torchmobile.com/) |
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784 RuleFeatureSet::SelectorPreMatch RuleFeatureSet::collectFeaturesFromRuleData( | 784 RuleFeatureSet::SelectorPreMatch RuleFeatureSet::collectFeaturesFromRuleData( |
785 const RuleData& ruleData) { | 785 const RuleData& ruleData) { |
786 RELEASE_ASSERT(m_isAlive); | 786 RELEASE_ASSERT(m_isAlive); |
787 FeatureMetadata metadata; | 787 FeatureMetadata metadata; |
788 if (collectFeaturesFromSelector(ruleData.selector(), metadata) == | 788 if (collectFeaturesFromSelector(ruleData.selector(), metadata) == |
789 SelectorNeverMatches) | 789 SelectorNeverMatches) |
790 return SelectorNeverMatches; | 790 return SelectorNeverMatches; |
791 | 791 |
792 m_metadata.add(metadata); | 792 m_metadata.add(metadata); |
793 | 793 |
794 if (metadata.foundSiblingSelector) | 794 if (metadata.foundSiblingSelector) { |
795 siblingRules.append(RuleFeature(ruleData.rule(), ruleData.selectorIndex(), | 795 m_siblingRules.append(RuleFeature(ruleData.rule(), ruleData.selectorIndex(), |
796 ruleData.hasDocumentSecurityOrigin())); | 796 ruleData.hasDocumentSecurityOrigin())); |
797 if (ruleData.containsUncommonAttributeSelector()) | 797 } |
798 uncommonAttributeRules.append( | 798 if (ruleData.containsUncommonAttributeSelector()) { |
| 799 m_uncommonAttributeRules.append( |
799 RuleFeature(ruleData.rule(), ruleData.selectorIndex(), | 800 RuleFeature(ruleData.rule(), ruleData.selectorIndex(), |
800 ruleData.hasDocumentSecurityOrigin())); | 801 ruleData.hasDocumentSecurityOrigin())); |
| 802 } |
801 | 803 |
802 updateInvalidationSets(ruleData); | 804 updateInvalidationSets(ruleData); |
803 return SelectorMayMatch; | 805 return SelectorMayMatch; |
804 } | 806 } |
805 | 807 |
806 RuleFeatureSet::SelectorPreMatch RuleFeatureSet::collectFeaturesFromSelector( | 808 RuleFeatureSet::SelectorPreMatch RuleFeatureSet::collectFeaturesFromSelector( |
807 const CSSSelector& selector, | 809 const CSSSelector& selector, |
808 RuleFeatureSet::FeatureMetadata& metadata) { | 810 RuleFeatureSet::FeatureMetadata& metadata) { |
809 unsigned maxDirectAdjacentSelectors = 0; | 811 unsigned maxDirectAdjacentSelectors = 0; |
810 CSSSelector::RelationType relation = CSSSelector::Descendant; | 812 CSSSelector::RelationType relation = CSSSelector::Descendant; |
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917 entry.value->type()) | 919 entry.value->type()) |
918 .combine(*entry.value); | 920 .combine(*entry.value); |
919 if (other.m_universalSiblingInvalidationSet) | 921 if (other.m_universalSiblingInvalidationSet) |
920 ensureUniversalSiblingInvalidationSet().combine( | 922 ensureUniversalSiblingInvalidationSet().combine( |
921 *other.m_universalSiblingInvalidationSet); | 923 *other.m_universalSiblingInvalidationSet); |
922 if (other.m_nthInvalidationSet) | 924 if (other.m_nthInvalidationSet) |
923 ensureNthInvalidationSet().combine(*other.m_nthInvalidationSet); | 925 ensureNthInvalidationSet().combine(*other.m_nthInvalidationSet); |
924 | 926 |
925 m_metadata.add(other.m_metadata); | 927 m_metadata.add(other.m_metadata); |
926 | 928 |
927 siblingRules.appendVector(other.siblingRules); | 929 m_siblingRules.appendVector(other.m_siblingRules); |
928 uncommonAttributeRules.appendVector(other.uncommonAttributeRules); | 930 m_uncommonAttributeRules.appendVector(other.m_uncommonAttributeRules); |
929 } | 931 } |
930 | 932 |
931 void RuleFeatureSet::clear() { | 933 void RuleFeatureSet::clear() { |
932 RELEASE_ASSERT(m_isAlive); | 934 RELEASE_ASSERT(m_isAlive); |
933 siblingRules.clear(); | 935 m_siblingRules.clear(); |
934 uncommonAttributeRules.clear(); | 936 m_uncommonAttributeRules.clear(); |
935 m_metadata.clear(); | 937 m_metadata.clear(); |
936 m_classInvalidationSets.clear(); | 938 m_classInvalidationSets.clear(); |
937 m_attributeInvalidationSets.clear(); | 939 m_attributeInvalidationSets.clear(); |
938 m_idInvalidationSets.clear(); | 940 m_idInvalidationSets.clear(); |
939 m_pseudoInvalidationSets.clear(); | 941 m_pseudoInvalidationSets.clear(); |
940 m_universalSiblingInvalidationSet.clear(); | 942 m_universalSiblingInvalidationSet.clear(); |
941 m_nthInvalidationSet.clear(); | 943 m_nthInvalidationSet.clear(); |
942 } | 944 } |
943 | 945 |
944 void RuleFeatureSet::collectInvalidationSetsForClass( | 946 void RuleFeatureSet::collectInvalidationSetsForClass( |
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1149 siblingFeatures.maxDirectAdjacentSelectors); | 1151 siblingFeatures.maxDirectAdjacentSelectors); |
1150 | 1152 |
1151 if (&siblingFeatures == &descendantFeatures) | 1153 if (&siblingFeatures == &descendantFeatures) |
1152 universalSet.setInvalidatesSelf(); | 1154 universalSet.setInvalidatesSelf(); |
1153 else | 1155 else |
1154 addFeaturesToInvalidationSet(universalSet.ensureSiblingDescendants(), | 1156 addFeaturesToInvalidationSet(universalSet.ensureSiblingDescendants(), |
1155 descendantFeatures); | 1157 descendantFeatures); |
1156 } | 1158 } |
1157 | 1159 |
1158 DEFINE_TRACE(RuleFeatureSet) { | 1160 DEFINE_TRACE(RuleFeatureSet) { |
1159 visitor->trace(siblingRules); | 1161 visitor->trace(m_siblingRules); |
1160 visitor->trace(uncommonAttributeRules); | 1162 visitor->trace(m_uncommonAttributeRules); |
1161 } | 1163 } |
1162 | 1164 |
1163 void RuleFeatureSet::InvalidationSetFeatures::add( | 1165 void RuleFeatureSet::InvalidationSetFeatures::add( |
1164 const InvalidationSetFeatures& other) { | 1166 const InvalidationSetFeatures& other) { |
1165 classes.appendVector(other.classes); | 1167 classes.appendVector(other.classes); |
1166 attributes.appendVector(other.attributes); | 1168 attributes.appendVector(other.attributes); |
1167 ids.appendVector(other.ids); | 1169 ids.appendVector(other.ids); |
1168 tagNames.appendVector(other.tagNames); | 1170 tagNames.appendVector(other.tagNames); |
1169 maxDirectAdjacentSelectors = | 1171 maxDirectAdjacentSelectors = |
1170 std::max(maxDirectAdjacentSelectors, other.maxDirectAdjacentSelectors); | 1172 std::max(maxDirectAdjacentSelectors, other.maxDirectAdjacentSelectors); |
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1182 return !classes.isEmpty() || !attributes.isEmpty() || !ids.isEmpty() || | 1184 return !classes.isEmpty() || !attributes.isEmpty() || !ids.isEmpty() || |
1183 !tagNames.isEmpty() || customPseudoElement; | 1185 !tagNames.isEmpty() || customPseudoElement; |
1184 } | 1186 } |
1185 | 1187 |
1186 bool RuleFeatureSet::InvalidationSetFeatures::hasTagIdClassOrAttribute() const { | 1188 bool RuleFeatureSet::InvalidationSetFeatures::hasTagIdClassOrAttribute() const { |
1187 return !classes.isEmpty() || !attributes.isEmpty() || !ids.isEmpty() || | 1189 return !classes.isEmpty() || !attributes.isEmpty() || !ids.isEmpty() || |
1188 !tagNames.isEmpty(); | 1190 !tagNames.isEmpty(); |
1189 } | 1191 } |
1190 | 1192 |
1191 } // namespace blink | 1193 } // namespace blink |
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