/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the  "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#if !defined(FORMATTERTREEWALKER_HEADER_GUARD_1357924680)
#define FORMATTERTREEWALKER_HEADER_GUARD_1357924680


// Base include file.  Must be first.
#include <xalanc/XMLSupport/XMLSupportDefinitions.hpp>

#include <xalanc/Include/XalanMemoryManagement.hpp>

#include <xalanc/DOMSupport/TreeWalker.hpp>


namespace XALAN_CPP_NAMESPACE {


class FormatterListener;


class XALAN_XMLSUPPORT_EXPORT FormatterTreeWalker : public TreeWalker
{
public:

    /**
     * Construct a FormatterTreeWalker instance.
     *
     * @param formatterListener implemention of the FormatterListener operation
     *                          (toXMLString, digest, ...)
     */
    FormatterTreeWalker(FormatterListener&  formatterListener,
                        MemoryManager& theManager XALAN_DEFAULT_MEMMGR);

    virtual
    ~FormatterTreeWalker();

protected:

    virtual bool
    startNode(const XalanNode*  node);

    virtual bool
    startNode(XalanNode*    node);

    virtual bool
    endNode(const XalanNode*    node);

    virtual bool
    endNode(XalanNode*  node);

private:

    FormatterListener&  m_formatterListener;

    MemoryManager&  m_memoryManager;
};


}


#endif  // FORMATTERTREEWALKER_HEADER_GUARD_1357924680