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 "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         bool expandEntityReferences() const { return m_expandEntityReferences; }

    42 

    43     protected:

    44         Traversal(PassRefPtr<Node>, unsigned whatToShow, PassRefPtr<NodeFilter>, bool expandEntityReferences);

    45         short acceptNode(ScriptState*, Node*) const;

    46 

    47     private:

    48         RefPtr<Node> m_root;

    49         unsigned m_whatToShow;

    50         RefPtr<NodeFilter> m_filter;

    51         bool m_expandEntityReferences;

    52     };

    53 

    54 } // namespace WebCore

    55 

    56 #endif // Traversal_h