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1 /* | 1 /* |
2 * Copyright (C) 2012 Google Inc. All rights reserved. | 2 * Copyright (C) 2012 Google Inc. All rights reserved. |
3 * Copyright (C) 2013 Apple Inc. All rights reserved. | 3 * Copyright (C) 2013 Apple Inc. All rights reserved. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
7 * are met: | 7 * are met: |
8 * | 8 * |
9 * 1. Redistributions of source code must retain the above copyright | 9 * 1. Redistributions of source code must retain the above copyright |
10 * notice, this list of conditions and the following disclaimer. | 10 * notice, this list of conditions and the following disclaimer. |
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468 DCHECK(node); | 468 DCHECK(node); |
469 return &node->treeScope().rootNode(); | 469 return &node->treeScope().rootNode(); |
470 } | 470 } |
471 | 471 |
472 Node* Internals::parentTreeScope(Node* node) { | 472 Node* Internals::parentTreeScope(Node* node) { |
473 DCHECK(node); | 473 DCHECK(node); |
474 const TreeScope* parentTreeScope = node->treeScope().parentTreeScope(); | 474 const TreeScope* parentTreeScope = node->treeScope().parentTreeScope(); |
475 return parentTreeScope ? &parentTreeScope->rootNode() : 0; | 475 return parentTreeScope ? &parentTreeScope->rootNode() : 0; |
476 } | 476 } |
477 | 477 |
478 bool Internals::hasSelectorForIdInShadow(Element* host, | |
479 const AtomicString& idValue, | |
480 ExceptionState& exceptionState) { | |
481 DCHECK(host); | |
482 if (!host->shadow() || host->shadow()->isV1()) { | |
483 exceptionState.throwDOMException( | |
484 InvalidAccessError, "The host element does not have a v0 shadow."); | |
485 return false; | |
486 } | |
487 | |
488 return host->shadow()->v0().ensureSelectFeatureSet().hasSelectorForId( | |
489 idValue); | |
490 } | |
491 | |
492 bool Internals::hasSelectorForClassInShadow(Element* host, | |
493 const AtomicString& className, | |
494 ExceptionState& exceptionState) { | |
495 DCHECK(host); | |
496 if (!host->shadow() || host->shadow()->isV1()) { | |
497 exceptionState.throwDOMException( | |
498 InvalidAccessError, "The host element does not have a v0 shadow."); | |
499 return false; | |
500 } | |
501 | |
502 return host->shadow()->v0().ensureSelectFeatureSet().hasSelectorForClass( | |
503 className); | |
504 } | |
505 | |
506 bool Internals::hasSelectorForAttributeInShadow( | |
507 Element* host, | |
508 const AtomicString& attributeName, | |
509 ExceptionState& exceptionState) { | |
510 DCHECK(host); | |
511 if (!host->shadow() || host->shadow()->isV1()) { | |
512 exceptionState.throwDOMException( | |
513 InvalidAccessError, "The host element does not have a v0 shadow."); | |
514 return false; | |
515 } | |
516 | |
517 return host->shadow()->v0().ensureSelectFeatureSet().hasSelectorForAttribute( | |
518 attributeName); | |
519 } | |
520 | |
521 unsigned short Internals::compareTreeScopePosition( | 478 unsigned short Internals::compareTreeScopePosition( |
522 const Node* node1, | 479 const Node* node1, |
523 const Node* node2, | 480 const Node* node2, |
524 ExceptionState& exceptionState) const { | 481 ExceptionState& exceptionState) const { |
525 DCHECK(node1 && node2); | 482 DCHECK(node1 && node2); |
526 const TreeScope* treeScope1 = | 483 const TreeScope* treeScope1 = |
527 node1->isDocumentNode() | 484 node1->isDocumentNode() |
528 ? static_cast<const TreeScope*>(toDocument(node1)) | 485 ? static_cast<const TreeScope*>(toDocument(node1)) |
529 : node1->isShadowRoot() | 486 : node1->isShadowRoot() |
530 ? static_cast<const TreeScope*>(toShadowRoot(node1)) | 487 ? static_cast<const TreeScope*>(toShadowRoot(node1)) |
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3092 | 3049 |
3093 void Internals::crash() { | 3050 void Internals::crash() { |
3094 CHECK(false) << "Intentional crash"; | 3051 CHECK(false) << "Intentional crash"; |
3095 } | 3052 } |
3096 | 3053 |
3097 void Internals::setIsLowEndDevice(bool isLowEndDevice) { | 3054 void Internals::setIsLowEndDevice(bool isLowEndDevice) { |
3098 MemoryCoordinator::setIsLowEndDeviceForTesting(isLowEndDevice); | 3055 MemoryCoordinator::setIsLowEndDeviceForTesting(isLowEndDevice); |
3099 } | 3056 } |
3100 | 3057 |
3101 } // namespace blink | 3058 } // namespace blink |
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