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DOMLSParserFilter.hpp
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00001 /*
00002  * Licensed to the Apache Software Foundation (ASF) under one or more
00003  * contributor license agreements.  See the NOTICE file distributed with
00004  * this work for additional information regarding copyright ownership.
00005  * The ASF licenses this file to You under the Apache License, Version 2.0
00006  * (the "License"); you may not use this file except in compliance with
00007  * the License.  You may obtain a copy of the License at
00008  *
00009  *      http://www.apache.org/licenses/LICENSE-2.0
00010  *
00011  * Unless required by applicable law or agreed to in writing, software
00012  * distributed under the License is distributed on an "AS IS" BASIS,
00013  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  * See the License for the specific language governing permissions and
00015  * limitations under the License.
00016  */
00017 
00018 /*
00019  * $Id: DOMLSParserFilter.hpp 671894 2008-06-26 13:29:21Z borisk $
00020  */
00021 
00022 #if !defined(XERCESC_INCLUDE_GUARD_DOMLSPARSERFILTER_HPP)
00023 #define XERCESC_INCLUDE_GUARD_DOMLSPARSERFILTER_HPP
00024 
00038 #include <xercesc/dom/DOMNodeFilter.hpp>
00039 
00040 XERCES_CPP_NAMESPACE_BEGIN
00041 
00042 class DOMElement;
00043 class DOMNode;
00044 
00045 class CDOM_EXPORT DOMLSParserFilter {
00046 protected:
00047     // -----------------------------------------------------------------------
00048     //  Hidden constructors
00049     // -----------------------------------------------------------------------
00052     DOMLSParserFilter() {};
00054 
00055 private:
00056     // -----------------------------------------------------------------------
00057     // Unimplemented constructors and operators
00058     // -----------------------------------------------------------------------
00061     DOMLSParserFilter(const DOMLSParserFilter &);
00062     DOMLSParserFilter & operator = (const DOMLSParserFilter &);
00064 
00065 
00066 public:
00067     // -----------------------------------------------------------------------
00068     //  All constructors are hidden, just the destructor is available
00069     // -----------------------------------------------------------------------
00076     virtual ~DOMLSParserFilter() {};
00078 
00079     // -----------------------------------------------------------------------
00080     //  Class Types
00081     // -----------------------------------------------------------------------
00101     enum FilterAction {FILTER_ACCEPT = 1,
00102                        FILTER_REJECT = 2,
00103                        FILTER_SKIP   = 3,
00104                        FILTER_INTERRUPT = 4};
00105 
00106     // -----------------------------------------------------------------------
00107     //  Virtual DOMLSParserFilter interface
00108     // -----------------------------------------------------------------------
00128     virtual FilterAction acceptNode(DOMNode* node) = 0;
00129 
00145     virtual FilterAction startElement(DOMElement* node) = 0;
00146 
00157     virtual DOMNodeFilter::ShowType getWhatToShow() const = 0;
00158 
00160 };
00161 
00162 XERCES_CPP_NAMESPACE_END
00163 
00164 #endif