NodeIteratorImpl.hpp
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- /*
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 1999-2002 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) 1999, International
- * Business Machines, Inc., http://www.ibm.com . For more information
- * on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- */
- /*
- * $Id: NodeIteratorImpl.hpp,v 1.5 2003/05/22 02:26:51 knoaman Exp $
- */
- #ifndef NodeIteratorImpl_HEADER_GUARD_
- #define NodeIteratorImpl_HEADER_GUARD_
- //
- // This file is part of the internal implementation of the C++ XML DOM.
- // It should NOT be included or used directly by application programs.
- //
- // Applications should include the file <xercesc/dom/deprecated/DOM.hpp> for the entire
- // DOM API, or DOM_*.hpp for individual DOM classes, where the class
- // name is substituded for the *.
- //
- #include "DOM_Node.hpp"
- #include "DOM_NodeIterator.hpp"
- #include "RefCountedImpl.hpp"
- XERCES_CPP_NAMESPACE_BEGIN
- class CDOM_EXPORT NodeIteratorImpl : public RefCountedImpl {
- protected:
- NodeIteratorImpl ();
- public:
- virtual ~NodeIteratorImpl ();
- NodeIteratorImpl (
- DOM_Node root,
- unsigned long whatToShow,
- DOM_NodeFilter* nodeFilter,
- bool expandEntityRef);
- NodeIteratorImpl ( const NodeIteratorImpl& toCopy);
-
- NodeIteratorImpl& operator= (const NodeIteratorImpl& other);
-
- DOM_Node getRoot ();
- unsigned long getWhatToShow ();
- DOM_NodeFilter* getFilter ();
- DOM_Node nextNode ();
- DOM_Node previousNode ();
- bool acceptNode (DOM_Node node);
- DOM_Node matchNodeOrParent (DOM_Node node);
- DOM_Node nextNode (DOM_Node node, bool visitChildren);
- DOM_Node previousNode (DOM_Node node);
- void removeNode (DOM_Node node);
- void unreferenced();
- void detach ();
- // Get the expandEntity reference flag.
- bool getExpandEntityReferences();
- private:
- //
- // Data
- //
- // The root.
- DOM_Node fRoot;
- // The whatToShow mask.
- unsigned long fWhatToShow;
- // The NodeFilter reference.
- DOM_NodeFilter* fNodeFilter;
- // The expandEntity reference flag.
- bool fExpandEntityReferences;
- bool fDetached;
- //
- // Iterator state - current node and direction.
- //
- // Note: The current node and direction are sufficient to implement
- // the desired behaviour of the current pointer being _between_
- // two nodes. The fCurrentNode is actually the last node returned,
- // and the
- // direction is whether the pointer is in front or behind this node.
- // (usually akin to whether the node was returned via nextNode())
- // (eg fForward = true) or previousNode() (eg fForward = false).
- // The last Node returned.
- DOM_Node fCurrentNode;
- // The direction of the iterator on the fCurrentNode.
- // <pre>
- // nextNode() == fForward = true;
- // previousNode() == fForward = false;
- // </pre>
- bool fForward;
- };
- XERCES_CPP_NAMESPACE_END
- #endif