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Side by Side Diff: Source/core/dom/LiveNodeList.h

Issue 176933013: Pass rootNode by reference when constructing node lists / collections (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Rebase Created 6 years, 9 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 * Copyright (C) 2004, 2006, 2007 Apple Inc. All rights reserved. 5 * Copyright (C) 2004, 2006, 2007 Apple Inc. All rights reserved.
6 * 6 *
7 * This library is free software; you can redistribute it and/or 7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Library General Public 8 * modify it under the terms of the GNU Library General Public
9 * License as published by the Free Software Foundation; either 9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version. 10 * version 2 of the License, or (at your option) any later version.
(...skipping 18 matching lines...) Expand all
29 #include "core/html/CollectionIndexCache.h" 29 #include "core/html/CollectionIndexCache.h"
30 #include "core/html/CollectionType.h" 30 #include "core/html/CollectionType.h"
31 #include "wtf/PassRefPtr.h" 31 #include "wtf/PassRefPtr.h"
32 32
33 namespace WebCore { 33 namespace WebCore {
34 34
35 class Element; 35 class Element;
36 36
37 class LiveNodeList : public NodeList, public LiveNodeListBase { 37 class LiveNodeList : public NodeList, public LiveNodeListBase {
38 public: 38 public:
39 LiveNodeList(PassRefPtr<ContainerNode> ownerNode, CollectionType collectionT ype, NodeListInvalidationType invalidationType, NodeListRootType rootType = Node ListIsRootedAtNode) 39 LiveNodeList(ContainerNode& ownerNode, CollectionType collectionType, NodeLi stInvalidationType invalidationType, NodeListRootType rootType = NodeListIsRoote dAtNode)
40 : LiveNodeListBase(ownerNode.get(), rootType, invalidationType, 40 : LiveNodeListBase(ownerNode, rootType, invalidationType,
41 collectionType) 41 collectionType)
42 { } 42 { }
43 43
44 virtual unsigned length() const OVERRIDE FINAL { return m_collectionIndexCac he.nodeCount(*this); } 44 virtual unsigned length() const OVERRIDE FINAL { return m_collectionIndexCac he.nodeCount(*this); }
45 virtual Node* item(unsigned offset) const OVERRIDE FINAL { return m_collecti onIndexCache.nodeAt(*this, offset); } 45 virtual Node* item(unsigned offset) const OVERRIDE FINAL { return m_collecti onIndexCache.nodeAt(*this, offset); }
46 virtual bool nodeMatches(const Element&) const = 0; 46 virtual bool nodeMatches(const Element&) const = 0;
47 47
48 virtual void invalidateCache(Document* oldDocument) const OVERRIDE FINAL; 48 virtual void invalidateCache(Document* oldDocument) const OVERRIDE FINAL;
49 bool shouldOnlyIncludeDirectChildren() const { return false; } 49 bool shouldOnlyIncludeDirectChildren() const { return false; }
50 50
51 // Collection IndexCache API. 51 // Collection IndexCache API.
52 bool canTraverseBackward() const { return true; } 52 bool canTraverseBackward() const { return true; }
53 Element* itemBefore(const Element* previousItem) const; 53 Element* itemBefore(const Element* previousItem) const;
54 Element* traverseToFirstElement(const ContainerNode& root) const; 54 Element* traverseToFirstElement(const ContainerNode& root) const;
55 Element* traverseForwardToOffset(unsigned offset, Element& currentNode, unsi gned& currentOffset, const ContainerNode& root) const; 55 Element* traverseForwardToOffset(unsigned offset, Element& currentNode, unsi gned& currentOffset, const ContainerNode& root) const;
56 56
57 private: 57 private:
58 virtual Node* virtualOwnerNode() const OVERRIDE FINAL; 58 virtual Node* virtualOwnerNode() const OVERRIDE FINAL;
59 59
60 mutable CollectionIndexCache<LiveNodeList, Element> m_collectionIndexCache; 60 mutable CollectionIndexCache<LiveNodeList, Element> m_collectionIndexCache;
61 }; 61 };
62 62
63 } // namespace WebCore 63 } // namespace WebCore
64 64
65 #endif // LiveNodeList_h 65 #endif // LiveNodeList_h
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