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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 r
ights reserved. | 5 * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All r
ights reserved. |
6 * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org> | 6 * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org> |
7 * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org> | 7 * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org> |
8 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.t
orchmobile.com/) | 8 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.t
orchmobile.com/) |
9 * Copyright (c) 2011, Code Aurora Forum. All rights reserved. | 9 * Copyright (c) 2011, Code Aurora Forum. All rights reserved. |
10 * Copyright (C) Research In Motion Limited 2011. All rights reserved. | 10 * Copyright (C) Research In Motion Limited 2011. All rights reserved. |
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106 case CSSSelector::PseudoBefore: | 106 case CSSSelector::PseudoBefore: |
107 case CSSSelector::PseudoAfter: | 107 case CSSSelector::PseudoAfter: |
108 case CSSSelector::PseudoBackdrop: | 108 case CSSSelector::PseudoBackdrop: |
109 case CSSSelector::PseudoLang: | 109 case CSSSelector::PseudoLang: |
110 case CSSSelector::PseudoNot: | 110 case CSSSelector::PseudoNot: |
111 case CSSSelector::PseudoRoot: | 111 case CSSSelector::PseudoRoot: |
112 case CSSSelector::PseudoScope: | 112 case CSSSelector::PseudoScope: |
113 case CSSSelector::PseudoInRange: | 113 case CSSSelector::PseudoInRange: |
114 case CSSSelector::PseudoOutOfRange: | 114 case CSSSelector::PseudoOutOfRange: |
115 case CSSSelector::PseudoUnresolved: | 115 case CSSSelector::PseudoUnresolved: |
| 116 case CSSSelector::PseudoContent: |
116 case CSSSelector::PseudoHost: | 117 case CSSSelector::PseudoHost: |
117 case CSSSelector::PseudoShadow: | 118 case CSSSelector::PseudoShadow: |
118 case CSSSelector::PseudoListBox: | 119 case CSSSelector::PseudoListBox: |
119 return true; | 120 return true; |
120 case CSSSelector::PseudoNotParsed: | 121 case CSSSelector::PseudoNotParsed: |
121 case CSSSelector::PseudoUnknown: | 122 case CSSSelector::PseudoUnknown: |
122 case CSSSelector::PseudoLeftPage: | 123 case CSSSelector::PseudoLeftPage: |
123 case CSSSelector::PseudoRightPage: | 124 case CSSSelector::PseudoRightPage: |
124 case CSSSelector::PseudoFirstPage: | 125 case CSSSelector::PseudoFirstPage: |
125 // These should not appear in StyleRule selectors. | 126 // These should not appear in StyleRule selectors. |
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168 case CSSSelector::PseudoNoButton: | 169 case CSSSelector::PseudoNoButton: |
169 case CSSSelector::PseudoSelection: | 170 case CSSSelector::PseudoSelection: |
170 case CSSSelector::PseudoFullScreen: | 171 case CSSSelector::PseudoFullScreen: |
171 case CSSSelector::PseudoFullScreenDocument: | 172 case CSSSelector::PseudoFullScreenDocument: |
172 case CSSSelector::PseudoFullScreenAncestor: | 173 case CSSSelector::PseudoFullScreenAncestor: |
173 case CSSSelector::PseudoUserAgentCustomElement: | 174 case CSSSelector::PseudoUserAgentCustomElement: |
174 case CSSSelector::PseudoWebKitCustomElement: | 175 case CSSSelector::PseudoWebKitCustomElement: |
175 case CSSSelector::PseudoCue: | 176 case CSSSelector::PseudoCue: |
176 case CSSSelector::PseudoFutureCue: | 177 case CSSSelector::PseudoFutureCue: |
177 case CSSSelector::PseudoPastCue: | 178 case CSSSelector::PseudoPastCue: |
178 case CSSSelector::PseudoContent: | |
179 case CSSSelector::PseudoSpatialNavigationFocus: | 179 case CSSSelector::PseudoSpatialNavigationFocus: |
180 // FIXME: Most pseudo classes/elements above can be supported and moved | 180 // FIXME: Most pseudo classes/elements above can be supported and moved |
181 // to assertSupportedPseudo(). Move on a case-by-case basis. If they | 181 // to assertSupportedPseudo(). Move on a case-by-case basis. If they |
182 // require subtree invalidation, document why. | 182 // require subtree invalidation, document why. |
183 case CSSSelector::PseudoHostContext: | 183 case CSSSelector::PseudoHostContext: |
184 // :host-context matches a shadow host, yet the simple selectors inside | 184 // :host-context matches a shadow host, yet the simple selectors inside |
185 // :host-context matches an ancestor of the shadow host. | 185 // :host-context matches an ancestor of the shadow host. |
186 return true; | 186 return true; |
187 default: | 187 default: |
188 ASSERT(supportsInvalidation(selector.pseudoType())); | 188 ASSERT(supportsInvalidation(selector.pseudoType())); |
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366 // ContainerNode::checkForChildrenAdjacentRuleChanges. | 366 // ContainerNode::checkForChildrenAdjacentRuleChanges. |
367 // | 367 // |
368 // As we encounter a descendant type of combinator, the features only need to be
checked | 368 // As we encounter a descendant type of combinator, the features only need to be
checked |
369 // against descendants in the same subtree only. features.adjacent is set to fal
se, and | 369 // against descendants in the same subtree only. features.adjacent is set to fal
se, and |
370 // we start adding features instead of calling setWholeSubtreeInvalid. | 370 // we start adding features instead of calling setWholeSubtreeInvalid. |
371 | 371 |
372 void RuleFeatureSet::addFeaturesToInvalidationSet(DescendantInvalidationSet& inv
alidationSet, const InvalidationSetFeatures& features) | 372 void RuleFeatureSet::addFeaturesToInvalidationSet(DescendantInvalidationSet& inv
alidationSet, const InvalidationSetFeatures& features) |
373 { | 373 { |
374 if (features.treeBoundaryCrossing) | 374 if (features.treeBoundaryCrossing) |
375 invalidationSet.setTreeBoundaryCrossing(); | 375 invalidationSet.setTreeBoundaryCrossing(); |
| 376 if (features.insertionPointCrossing) |
| 377 invalidationSet.setInsertionPointCrossing(); |
376 if (features.adjacent) { | 378 if (features.adjacent) { |
377 invalidationSet.setWholeSubtreeInvalid(); | 379 invalidationSet.setWholeSubtreeInvalid(); |
378 return; | 380 return; |
379 } | 381 } |
380 if (!features.id.isEmpty()) | 382 if (!features.id.isEmpty()) |
381 invalidationSet.addId(features.id); | 383 invalidationSet.addId(features.id); |
382 if (!features.tagName.isEmpty()) | 384 if (!features.tagName.isEmpty()) |
383 invalidationSet.addTagName(features.tagName); | 385 invalidationSet.addTagName(features.tagName); |
384 for (const auto& className : features.classes) | 386 for (const auto& className : features.classes) |
385 invalidationSet.addClass(className); | 387 invalidationSet.addClass(className); |
386 for (const auto& attribute : features.attributes) | 388 for (const auto& attribute : features.attributes) |
387 invalidationSet.addAttribute(attribute); | 389 invalidationSet.addAttribute(attribute); |
388 if (features.customPseudoElement) | 390 if (features.customPseudoElement) |
389 invalidationSet.setCustomPseudoInvalid(); | 391 invalidationSet.setCustomPseudoInvalid(); |
390 } | 392 } |
391 | 393 |
392 void RuleFeatureSet::addFeaturesToInvalidationSets(const CSSSelector& selector,
InvalidationSetFeatures& features) | 394 void RuleFeatureSet::addFeaturesToInvalidationSets(const CSSSelector& selector,
InvalidationSetFeatures& features) |
393 { | 395 { |
394 for (const CSSSelector* current = &selector; current; current = current->tag
History()) { | 396 for (const CSSSelector* current = &selector; current; current = current->tag
History()) { |
395 if (DescendantInvalidationSet* invalidationSet = invalidationSetForSelec
tor(*current)) { | 397 if (DescendantInvalidationSet* invalidationSet = invalidationSetForSelec
tor(*current)) { |
396 addFeaturesToInvalidationSet(*invalidationSet, features); | 398 addFeaturesToInvalidationSet(*invalidationSet, features); |
397 } else { | 399 } else { |
398 if (current->pseudoType() == CSSSelector::PseudoHost) | 400 if (current->isTreeBoundaryCrossing()) |
399 features.treeBoundaryCrossing = true; | 401 features.treeBoundaryCrossing = true; |
| 402 if (current->isInsertionPointCrossing()) |
| 403 features.insertionPointCrossing = true; |
400 if (const CSSSelectorList* selectorList = current->selectorList()) { | 404 if (const CSSSelectorList* selectorList = current->selectorList()) { |
401 ASSERT(current->pseudoType() == CSSSelector::PseudoHost || curre
nt->pseudoType() == CSSSelector::PseudoAny || current->pseudoType() == CSSSelect
or::PseudoNot); | 405 ASSERT(current->pseudoType() == CSSSelector::PseudoHost || curre
nt->pseudoType() == CSSSelector::PseudoAny || current->pseudoType() == CSSSelect
or::PseudoNot); |
402 for (const CSSSelector* selector = selectorList->first(); select
or; selector = CSSSelectorList::next(*selector)) | 406 for (const CSSSelector* selector = selectorList->first(); select
or; selector = CSSSelectorList::next(*selector)) |
403 addFeaturesToInvalidationSets(*selector, features); | 407 addFeaturesToInvalidationSets(*selector, features); |
404 } | 408 } |
405 } | 409 } |
406 | 410 |
407 if (current->relation() == CSSSelector::SubSelector) | 411 if (current->relation() == CSSSelector::SubSelector) |
408 continue; | 412 continue; |
409 | 413 |
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636 visitor->trace(uncommonAttributeRules); | 640 visitor->trace(uncommonAttributeRules); |
637 visitor->trace(m_classInvalidationSets); | 641 visitor->trace(m_classInvalidationSets); |
638 visitor->trace(m_attributeInvalidationSets); | 642 visitor->trace(m_attributeInvalidationSets); |
639 visitor->trace(m_idInvalidationSets); | 643 visitor->trace(m_idInvalidationSets); |
640 visitor->trace(m_pseudoInvalidationSets); | 644 visitor->trace(m_pseudoInvalidationSets); |
641 visitor->trace(m_styleInvalidator); | 645 visitor->trace(m_styleInvalidator); |
642 #endif | 646 #endif |
643 } | 647 } |
644 | 648 |
645 } // namespace blink | 649 } // namespace blink |
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