IDTreeWalkerImpl.hpp
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上传日期:2007-01-10
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xml/soap/webservice
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C/C++
- /*
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 2001 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution,
- * if any, must include the following acknowledgment:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "Xerces" and "Apache Software Foundation" must
- * not be used to endorse or promote products derived from this
- * software without prior written permission. For written
- * permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * nor may "Apache" appear in their name, without prior written
- * permission of the Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation, and was
- * originally based on software copyright (c) 2001, International
- * Business Machines, Inc., http://www.ibm.com . For more information
- * on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- */
- /*
- * $Log: IDTreeWalkerImpl.hpp,v $
- * Revision 1.3 2001/06/04 20:11:53 tng
- * IDOM: Complete IDNodeIterator, IDTreeWalker, IDNodeFilter.
- *
- * Revision 1.2 2001/05/11 13:26:00 tng
- * Copyright update.
- *
- * Revision 1.1.1.1 2001/04/03 00:14:35 andyh
- * IDOM
- *
- */
- #ifndef IDTreeWalkerImpl_HEADER_GUARD_
- #define IDTreeWalkerImpl_HEADER_GUARD_
- #include "IDOM_TreeWalker.hpp"
- class CDOM_EXPORT IDTreeWalkerImpl : public IDOM_TreeWalker {
- private:
- // The whatToShow mask.
- unsigned long fWhatToShow;
- // The NodeFilter reference.
- IDOM_NodeFilter* fNodeFilter;
- // The current Node.
- IDOM_Node* fCurrentNode;
- // The root Node.
- IDOM_Node* fRoot;
- // The expandEntity reference flag.
- bool fExpandEntityReferences;
- public:
- // Implementation Note: No state is kept except the data above
- // (fWhatToShow, fNodeFilter, fCurrentNode, fRoot) such that
- // setters could be created for these data values and the
- // implementation will still work.
- /** Public constructor */
- IDTreeWalkerImpl (
- IDOM_Node* root,
- unsigned long whatToShow,
- IDOM_NodeFilter* nodeFilter,
- bool expandEntityRef);
- IDTreeWalkerImpl (const IDTreeWalkerImpl& twi);
- IDTreeWalkerImpl& operator= (const IDTreeWalkerImpl& twi);
- // Return the whatToShow value.
- virtual unsigned long getWhatToShow ();
- // Return the NodeFilter.
- virtual IDOM_NodeFilter* getFilter ();
- // Return the current IDOM_Node.
- virtual IDOM_Node* getCurrentNode ();
- // Return the current Node.
- virtual void setCurrentNode (IDOM_Node* node);
- // Return the parent Node from the current node,
- // after applying filter, whatToshow.
- // If result is not null, set the current Node.
- virtual IDOM_Node* parentNode ();
- // Return the first child Node from the current node,
- // after applying filter, whatToshow.
- // If result is not null, set the current Node.
- virtual IDOM_Node* firstChild ();
- // Return the last child Node from the current node,
- // after applying filter, whatToshow.
- // If result is not null, set the current Node.
- virtual IDOM_Node* lastChild ();
- // Return the previous sibling Node from the current node,
- // after applying filter, whatToshow.
- // If result is not null, set the current Node.
- virtual IDOM_Node* previousSibling ();
- // Return the next sibling Node from the current node,
- // after applying filter, whatToshow.
- // If result is not null, set the current Node.
- virtual IDOM_Node* nextSibling ();
- // Return the previous Node from the current node,
- // after applying filter, whatToshow.
- // If result is not null, set the current Node.
- virtual IDOM_Node* previousNode ();
- // Return the next Node from the current node,
- // after applying filter, whatToshow.
- // If result is not null, set the current Node.
- virtual IDOM_Node* nextNode ();
- // Get the expandEntity reference flag.
- virtual bool getExpandEntityReferences();
- protected:
- // Internal function.
- // Return the parent Node, from the input node
- // after applying filter, whatToshow.
- // The current node is not consulted or set.
- IDOM_Node* getParentNode (IDOM_Node* node);
- // Internal function.
- // Return the nextSibling Node, from the input node
- // after applying filter, whatToshow.
- // The current node is not consulted or set.
- IDOM_Node* getNextSibling (IDOM_Node* node);
- // Internal function.
- // Return the previous sibling Node, from the input node
- // after applying filter, whatToshow.
- // The current node is not consulted or set.
- IDOM_Node* getPreviousSibling (IDOM_Node* node);
- // Internal function.
- // Return the first child Node, from the input node
- // after applying filter, whatToshow.
- // The current node is not consulted or set.
- IDOM_Node* getFirstChild (IDOM_Node* node);
- // Internal function.
- // Return the last child Node, from the input node
- // after applying filter, whatToshow.
- // The current node is not consulted or set.
- IDOM_Node* getLastChild (IDOM_Node* node);
- // The node is accepted if it passes the whatToShow and the filter.
- short acceptNode (IDOM_Node* node);
- };
- #endif