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| 1 /* |
| 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
| 3 * Copyright (C) 2000 Frederik Holljen (frederik.holljen@hig.no) |
| 4 * Copyright (C) 2001 Peter Kelly (pmk@post.com) |
| 5 * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com) |
| 6 * Copyright (C) 2004, 2008 Apple Inc. All rights reserved. |
| 7 * |
| 8 * This library is free software; you can redistribute it and/or |
| 9 * modify it under the terms of the GNU Library General Public |
| 10 * License as published by the Free Software Foundation; either |
| 11 * version 2 of the License, or (at your option) any later version. |
| 12 * |
| 13 * This library is distributed in the hope that it will be useful, |
| 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 16 * Library General Public License for more details. |
| 17 * |
| 18 * You should have received a copy of the GNU Library General Public License |
| 19 * along with this library; see the file COPYING.LIB. If not, write to |
| 20 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| 21 * Boston, MA 02110-1301, USA. |
| 22 * |
| 23 */ |
| 24 |
| 25 #ifndef Traversal_h |
| 26 #define Traversal_h |
| 27 |
| 28 #include "bindings/v8/ScriptState.h" |
| 29 #include "wtf/RefPtr.h" |
| 30 |
| 31 namespace WebCore { |
| 32 |
| 33 class Node; |
| 34 class NodeFilter; |
| 35 |
| 36 class Traversal { |
| 37 public: |
| 38 Node* root() const { return m_root.get(); } |
| 39 unsigned whatToShow() const { return m_whatToShow; } |
| 40 NodeFilter* filter() const { return m_filter.get(); } |
| 41 // |expandEntityReferences| first appeared in "DOM Level 2 Traversal and
Range". However, this argument was |
| 42 // never implemented, and, in DOM4, the function argument |expandEntityR
eferences| is removed from |
| 43 // Document.createNodeIterator() and Document.createTreeWalker(). |
| 44 bool expandEntityReferences() const { return false; } |
| 45 |
| 46 protected: |
| 47 Traversal(PassRefPtr<Node>, unsigned whatToShow, PassRefPtr<NodeFilter>)
; |
| 48 short acceptNode(ScriptState*, Node*) const; |
| 49 |
| 50 private: |
| 51 RefPtr<Node> m_root; |
| 52 unsigned m_whatToShow; |
| 53 RefPtr<NodeFilter> m_filter; |
| 54 }; |
| 55 |
| 56 } // namespace WebCore |
| 57 |
| 58 #endif // Traversal_h |
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