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1 /* | 1 /* |
2 * Copyright (C) 2013 Apple Inc. All rights reserved. | 2 * Copyright (C) 2013 Apple Inc. All rights reserved. |
3 * Copyright (C) 2014 Samsung Electronics. All rights reserved. | 3 * Copyright (C) 2014 Samsung Electronics. 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 are | 6 * modification, are permitted provided that the following conditions are |
7 * met: | 7 * met: |
8 * | 8 * |
9 * * Redistributions of source code must retain the above copyright | 9 * * 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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30 */ | 30 */ |
31 | 31 |
32 #ifndef EmptyNodeList_h | 32 #ifndef EmptyNodeList_h |
33 #define EmptyNodeList_h | 33 #define EmptyNodeList_h |
34 | 34 |
35 #include "core/dom/NodeList.h" | 35 #include "core/dom/NodeList.h" |
36 #include "wtf/RefPtr.h" | 36 #include "wtf/RefPtr.h" |
37 | 37 |
38 namespace blink { | 38 namespace blink { |
39 | 39 |
40 class EmptyNodeList FINAL : public NodeList { | 40 class EmptyNodeList final : public NodeList { |
41 public: | 41 public: |
42 static PassRefPtrWillBeRawPtr<EmptyNodeList> create(Node& rootNode) | 42 static PassRefPtrWillBeRawPtr<EmptyNodeList> create(Node& rootNode) |
43 { | 43 { |
44 return adoptRefWillBeNoop(new EmptyNodeList(rootNode)); | 44 return adoptRefWillBeNoop(new EmptyNodeList(rootNode)); |
45 } | 45 } |
46 virtual ~EmptyNodeList(); | 46 virtual ~EmptyNodeList(); |
47 | 47 |
48 Node& ownerNode() const { return *m_owner; } | 48 Node& ownerNode() const { return *m_owner; } |
49 | 49 |
50 virtual void trace(Visitor*) OVERRIDE; | 50 virtual void trace(Visitor*) override; |
51 | 51 |
52 private: | 52 private: |
53 explicit EmptyNodeList(Node& rootNode) : m_owner(rootNode) { } | 53 explicit EmptyNodeList(Node& rootNode) : m_owner(rootNode) { } |
54 | 54 |
55 virtual unsigned length() const OVERRIDE { return 0; } | 55 virtual unsigned length() const override { return 0; } |
56 virtual Node* item(unsigned) const OVERRIDE { return 0; } | 56 virtual Node* item(unsigned) const override { return 0; } |
57 | 57 |
58 virtual bool isEmptyNodeList() const OVERRIDE { return true; } | 58 virtual bool isEmptyNodeList() const override { return true; } |
59 virtual Node* virtualOwnerNode() const OVERRIDE; | 59 virtual Node* virtualOwnerNode() const override; |
60 | 60 |
61 RefPtrWillBeMember<Node> m_owner; | 61 RefPtrWillBeMember<Node> m_owner; |
62 }; | 62 }; |
63 | 63 |
64 DEFINE_TYPE_CASTS(EmptyNodeList, NodeList, nodeList, nodeList->isEmptyNodeList()
, nodeList.isEmptyNodeList()); | 64 DEFINE_TYPE_CASTS(EmptyNodeList, NodeList, nodeList, nodeList->isEmptyNodeList()
, nodeList.isEmptyNodeList()); |
65 | 65 |
66 } // namespace blink | 66 } // namespace blink |
67 | 67 |
68 #endif // EmptyNodeList_h | 68 #endif // EmptyNodeList_h |
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