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3 * Copyright (C) 2014 Samsung Electronics. All rights reserved.
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32 #ifndef EmptyNodeList_h
33 #define EmptyNodeList_h
35 #include "core/dom/NodeList.h"
36 #include "wtf/RefPtr.h"
40 class EmptyNodeList FINAL : public NodeList {
42 static PassRefPtr<EmptyNodeList> create(Node& rootNode)
44 return adoptRef(new EmptyNodeList(rootNode));
46 virtual ~EmptyNodeList();
48 Node& ownerNode() const { return *m_owner; }
51 explicit EmptyNodeList(Node& rootNode) : m_owner(rootNode) { }
53 virtual unsigned length() const OVERRIDE { return 0; }
54 virtual Node* item(unsigned) const OVERRIDE { return 0; }
56 virtual bool isEmptyNodeList() const OVERRIDE { return true; }
57 virtual Node* virtualOwnerNode() const OVERRIDE;
62 DEFINE_TYPE_CASTS(EmptyNodeList, NodeList, nodeList, nodeList->isEmptyNodeList(), nodeList.isEmptyNodeList());
64 } // namespace WebCore
66 #endif // EmptyNodeList_h