DOMLSParserFilter.hpp

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/*
 * 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.
 */
 
/*
 * $Id$
 */
 
#if !defined(XERCESC_INCLUDE_GUARD_DOMLSPARSERFILTER_HPP)
#define XERCESC_INCLUDE_GUARD_DOMLSPARSERFILTER_HPP
 
#include <xercesc/dom/DOMNodeFilter.hpp>
 
XERCES_CPP_NAMESPACE_BEGIN
 
class DOMElement;
class DOMNode;
 
class CDOM_EXPORT DOMLSParserFilter {
protected:
    // -----------------------------------------------------------------------
    //  Hidden constructors
    // -----------------------------------------------------------------------
    DOMLSParserFilter() {};
 
private:
    // -----------------------------------------------------------------------
    // Unimplemented constructors and operators
    // -----------------------------------------------------------------------
    DOMLSParserFilter(const DOMLSParserFilter &);
    DOMLSParserFilter & operator = (const DOMLSParserFilter &);
 
 
public:
    // -----------------------------------------------------------------------
    //  All constructors are hidden, just the destructor is available
    // -----------------------------------------------------------------------
    virtual ~DOMLSParserFilter() {};
 
    // -----------------------------------------------------------------------
    //  Class Types
    // -----------------------------------------------------------------------
    enum FilterAction {FILTER_ACCEPT = 1,
                       FILTER_REJECT = 2,
                       FILTER_SKIP   = 3,
                       FILTER_INTERRUPT = 4};
 
    // -----------------------------------------------------------------------
    //  Virtual DOMLSParserFilter interface
    // -----------------------------------------------------------------------
    virtual FilterAction acceptNode(DOMNode* node) = 0;
 
    virtual FilterAction startElement(DOMElement* node) = 0;
 
    virtual DOMNodeFilter::ShowType getWhatToShow() const = 0;
 
};
 
XERCES_CPP_NAMESPACE_END
 
#endif