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    00001 #ifndef DOMNode_HEADER_GUARD_
    00002 #define DOMNode_HEADER_GUARD_
    00003
    00004 /*
    00005  * Copyright 2001-2002,2004 The Apache Software Foundation.
    00006  *
    00007  * Licensed under the Apache License, Version 2.0 (the "License");
    00008  * you may not use this file except in compliance with the License.
    00009  * You may obtain a copy of the License at
    00010  *
    00011  *      http://www.apache.org/licenses/LICENSE-2.0
    00012  *
    00013  * Unless required by applicable law or agreed to in writing, software
    00014  * distributed under the License is distributed on an "AS IS" BASIS,
    00015  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    00016  * See the License for the specific language governing permissions and
    00017  * limitations under the License.
    00018  */
    00019
    00020 /*
    00021  * $Id: DOMNode.hpp 176294 2005-01-20 17:36:18Z cargilld $
    00022  */
    00023
    00024 #include <xercesc/util/XercesDefs.hpp>
    00025
    00026 XERCES_CPP_NAMESPACE_BEGIN
    00027
    00028
    00029 class DOMDocument;
    00030 class DOMNamedNodeMap;
    00031 class DOMNodeList;
    00032 class DOMUserDataHandler;
    00033
    00138 class   DOMNode {
    00139 protected:
    00140     // -----------------------------------------------------------------------
    00141     //  Hidden constructors
    00142     // -----------------------------------------------------------------------
    00145     DOMNode() {}
    00146     DOMNode(const DOMNode &) {}
    00148
    00149 private:
    00150     // -----------------------------------------------------------------------
    00151     // Unimplemented constructors and operators
    00152     // -----------------------------------------------------------------------
    00155     DOMNode & operator = (const DOMNode &);
    00157
    00158 public:
    00159     // -----------------------------------------------------------------------
    00160     //  All constructors are hidden, just the destructor is available
    00161     // -----------------------------------------------------------------------
    00168     virtual ~DOMNode() {};
    00170
    00171     // -----------------------------------------------------------------------
    00172     //  Class Types
    00173     // -----------------------------------------------------------------------
    00181     enum NodeType {
    00182         ELEMENT_NODE                = 1,
    00183         ATTRIBUTE_NODE              = 2,
    00184         TEXT_NODE                   = 3,
    00185         CDATA_SECTION_NODE          = 4,
    00186         ENTITY_REFERENCE_NODE       = 5,
    00187         ENTITY_NODE                 = 6,
    00188         PROCESSING_INSTRUCTION_NODE = 7,
    00189         COMMENT_NODE                = 8,
    00190         DOCUMENT_NODE               = 9,
    00191         DOCUMENT_TYPE_NODE          = 10,
    00192         DOCUMENT_FRAGMENT_NODE      = 11,
    00193         NOTATION_NODE               = 12
    00194     };
    00195
    00222     enum DOMTreePosition {
    00223         TREE_POSITION_PRECEDING   = 0x01,
    00224         TREE_POSITION_FOLLOWING   = 0x02,
    00225         TREE_POSITION_ANCESTOR    = 0x04,
    00226         TREE_POSITION_DESCENDANT  = 0x08,
    00227         TREE_POSITION_EQUIVALENT  = 0x10,
    00228         TREE_POSITION_SAME_NODE   = 0x20,
    00229         TREE_POSITION_DISCONNECTED = 0x00
    00230     };
    00232
    00233     // -----------------------------------------------------------------------
    00234     //  Virtual DOMNode interface
    00235     // -----------------------------------------------------------------------
    00238     // -----------------------------------------------------------------------
    00239     //  Getter methods
    00240     // -----------------------------------------------------------------------
    00245     virtual const XMLCh *   getNodeName() const = 0;
    00246
    00254     virtual const XMLCh *       getNodeValue() const = 0;
    00255
    00260     virtual short           getNodeType() const = 0;
    00261
    00272     virtual DOMNode        *getParentNode() const = 0;
    00273
    00288     virtual DOMNodeList    *getChildNodes() const = 0;
    00295     virtual DOMNode        *getFirstChild() const = 0;
    00296
    00303     virtual DOMNode        *getLastChild() const = 0;
    00304
    00311     virtual DOMNode        *getPreviousSibling() const = 0;
    00312
    00319     virtual DOMNode        *getNextSibling() const = 0;
    00320
    00326     virtual DOMNamedNodeMap  *getAttributes() const = 0;
    00327
    00339     virtual DOMDocument      *getOwnerDocument() const = 0;
    00340
    00341     // -----------------------------------------------------------------------
    00342     //  Node methods
    00343     // -----------------------------------------------------------------------
    00363     virtual DOMNode        * cloneNode(bool deep) const = 0;
    00364
    00392     virtual DOMNode       *insertBefore(DOMNode *newChild,
    00393                                           DOMNode *refChild) = 0;
    00394
    00395
    00419     virtual DOMNode  *replaceChild(DOMNode *newChild,
    00420                                      DOMNode *oldChild) = 0;
    00433     virtual DOMNode        *removeChild(DOMNode *oldChild) = 0;
    00434
    00455     virtual DOMNode        *appendChild(DOMNode *newChild) = 0;
    00456
    00457     // -----------------------------------------------------------------------
    00458     //  Query methods
    00459     // -----------------------------------------------------------------------
    00468     virtual bool             hasChildNodes() const = 0;
    00469
    00470     // -----------------------------------------------------------------------
    00471     //  Setter methods
    00472     // -----------------------------------------------------------------------
    00488     virtual void              setNodeValue(const XMLCh  *nodeValue) = 0;
    00490
    00513     virtual void              normalize() = 0;
    00514
    00530     virtual bool              isSupported(const XMLCh *feature,
    00531                                            const XMLCh *version) const = 0;
    00532
    00548     virtual const XMLCh *         getNamespaceURI() const = 0;
    00549
    00556     virtual const XMLCh *          getPrefix() const = 0;
    00557
    00567     virtual const XMLCh *          getLocalName() const = 0;
    00568
    00602     virtual void              setPrefix(const XMLCh * prefix) = 0;
    00603
    00610     virtual bool              hasAttributes() const = 0;
    00612
    00632     virtual bool              isSameNode(const DOMNode* other) const = 0;
    00633
    00676     virtual bool              isEqualNode(const DOMNode* arg) const = 0;
    00677
    00678
    00706     virtual void*             setUserData(const XMLCh* key,
    00707                                           void* data,
    00708                                           DOMUserDataHandler* handler) = 0;
    00709
    00723     virtual void*             getUserData(const XMLCh* key) const = 0;
    00724
    00725
    00744     virtual const XMLCh*           getBaseURI() const = 0;
    00745
    00758     virtual short                  compareTreePosition(const DOMNode* other) const = 0;
    00759
    00803     virtual const XMLCh*           getTextContent() const = 0;
    00804
    00818     virtual void                   setTextContent(const XMLCh* textContent) = 0;
    00819
    00837     virtual const XMLCh*           lookupNamespacePrefix(const XMLCh* namespaceURI,
    00838                                                          bool useDefault) const = 0;
    00839
    00851     virtual bool                   isDefaultNamespace(const XMLCh* namespaceURI) const = 0;
    00852
    00866     virtual const XMLCh*           lookupNamespaceURI(const XMLCh* prefix) const  = 0;
    00867
    00884     virtual DOMNode*               getInterface(const XMLCh* feature) = 0;
    00886
    00887     // -----------------------------------------------------------------------
    00888     //  Non-standard Extension
    00889     // -----------------------------------------------------------------------
    00905     virtual void              release() = 0;
    00907 #if defined(XML_DOMREFCOUNT_EXPERIMENTAL)
    00908     // -----------------------------------------------------------------------
    00909     //  Non-standard Extension
    00910     // -----------------------------------------------------------------------
    00920     virtual void decRefCount() {}
    00922
    00923     // -----------------------------------------------------------------------
    00924     //  Non-standard Extension
    00925     // -----------------------------------------------------------------------
    00932     virtual void incRefCount() {}
    00934 #endif
    00935 };
    00936
    00937 /***
    00938  * Utilities macros for getting memory manager within DOM
    00939 ***/
    00940 #define GET_OWNER_DOCUMENT(ptr)      \
    00941         ((DOMDocumentImpl*)(ptr->getOwnerDocument()))
    00942
    00943 #define GET_DIRECT_MM(ptr)           \
    00944         ptr ? ((DOMDocumentImpl*)ptr)->getMemoryManager() : XMLPlatformUtils::fgMemoryManager
    00945
    00946 #define GET_INDIRECT_MM(ptr)                                                    \
    00947         !ptr ? XMLPlatformUtils::fgMemoryManager :                              \
    00948         GET_OWNER_DOCUMENT(ptr) ? GET_OWNER_DOCUMENT(ptr)->getMemoryManager() : \
    00949         XMLPlatformUtils::fgMemoryManager
    00950
    00951 /***
    00952  * For DOMNode and its derivatives
    00953 ***/
    00954 #define GetDOMNodeMemoryManager GET_INDIRECT_MM(this)
    00955
    00956 XERCES_CPP_NAMESPACE_END
    00957
    00958 #endif
    00959

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