dom/impl/DOMAttrMapImpl.hpp

0001 /*
0002  * Licensed to the Apache Software Foundation (ASF) under one or more
0003  * contributor license agreements.  See the NOTICE file distributed with
0004  * this work for additional information regarding copyright ownership.
0005  * The ASF licenses this file to You under the Apache License, Version 2.0
0006  * (the "License"); you may not use this file except in compliance with
0007  * the License.  You may obtain a copy of the License at
0008  *
0009  *      http://www.apache.org/licenses/LICENSE-2.0
0010  *
0011  * Unless required by applicable law or agreed to in writing, software
0012  * distributed under the License is distributed on an "AS IS" BASIS,
0013  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
0014  * See the License for the specific language governing permissions and
0015  * limitations under the License.
0016  */
0017
0018 /*
0019  * $Id$
0020  */
0021
0022 #if !defined(XERCESC_INCLUDE_GUARD_DOMATTRMAPIMPL_HPP)
0023 #define XERCESC_INCLUDE_GUARD_DOMATTRMAPIMPL_HPP
0024
0025 //
0026 //  This file is part of the internal implementation of the C++ XML DOM.
0027 //  It should NOT be included or used directly by application programs.
0028 //
0029 //  Applications should include the file <xercesc/dom/DOM.hpp> for the entire
0030 //  DOM API, or xercesc/dom/DOM*.hpp for individual DOM classes, where the class
0031 //  name is substituded for the *.
0032 //
0033
0034 #include <xercesc/util/XercesDefs.hpp>
0035 #include <xercesc/dom/DOMNamedNodeMap.hpp>
0036
0037 XERCES_CPP_NAMESPACE_BEGIN
0038
0039 class DOMNode;
0040 class DOMNodeVector;
0041
0042 class CDOM_EXPORT DOMAttrMapImpl : public DOMNamedNodeMap
0043 {
0044 protected:
0045     DOMNodeVector*    fNodes;
0046     DOMNode*          fOwnerNode;       // the node this map belongs to
0047     bool              attrDefaults;
0048
0049     virtual void      cloneContent(const DOMAttrMapImpl *srcmap);
0050
0051     bool              readOnly();  // revisit.  Look at owner node read-only.
0052
0053 public:
0054     DOMAttrMapImpl(DOMNode *ownerNod);
0055
0056     // revisit.  This "copy" constructor is used for cloning an Element with Attributes,
0057     //                and for setting up default attributes.  It's probably not right
0058     //                for one or the other or both.
0059     DOMAttrMapImpl(DOMNode *ownerNod, const DOMAttrMapImpl *defaults);
0060     DOMAttrMapImpl();
0061
0062     virtual ~DOMAttrMapImpl();
0063     virtual DOMAttrMapImpl *cloneAttrMap(DOMNode *ownerNode);
0064     virtual bool hasDefaults();
0065     virtual void hasDefaults(bool value);
0066     virtual int             findNamePoint(const XMLCh *name) const;
0067     virtual int             findNamePoint(const XMLCh *namespaceURI,
0068                                            const XMLCh *localName) const;
0069     virtual DOMNode*        removeNamedItemAt(XMLSize_t index);
0070     virtual void            setReadOnly(bool readOnly, bool deep);
0071
0072
0073     virtual XMLSize_t       getLength() const;
0074     virtual DOMNode*        item(XMLSize_t index) const;
0075
0076     virtual DOMNode*        getNamedItem(const XMLCh *name) const;
0077     virtual DOMNode*        setNamedItem(DOMNode *arg);
0078     virtual DOMNode*        removeNamedItem(const XMLCh *name);
0079
0080     virtual DOMNode*        getNamedItemNS(const XMLCh *namespaceURI,
0081                                             const XMLCh *localName) const;
0082     virtual DOMNode*        setNamedItemNS(DOMNode *arg);
0083     virtual DOMNode*        removeNamedItemNS(const XMLCh *namespaceURI, const XMLCh *localName);
0084
0085     // Fast versions of the above functions which bypass validity checks.
0086     // It also assumes that fNode is not 0 (call reserve) and that there
0087     // is no previous node with this name. These are used in parsing.
0088     //
0089     void setNamedItemFast(DOMNode *arg);
0090     void setNamedItemNSFast(DOMNode *arg);
0091
0092     // Tries to reserve space for the specified number of elements.
0093     // Currently only works on newly-created instances (fNodes == 0).
0094     //
0095     void reserve (XMLSize_t);
0096
0097     void reconcileDefaultAttributes(const DOMAttrMapImpl* defaults);
0098     void moveSpecifiedAttributes(DOMAttrMapImpl* srcmap);
0099
0100 private:
0101     // -----------------------------------------------------------------------
0102     // Unimplemented constructors and operators
0103     // -----------------------------------------------------------------------
0104     DOMAttrMapImpl(const DOMAttrMapImpl &);
0105     DOMAttrMapImpl & operator = (const DOMAttrMapImpl &);
0106 };
0107
0108 // ---------------------------------------------------------------------------
0109 //  DOMAttrMapImpl: Getters & Setters
0110 // ---------------------------------------------------------------------------
0111
0112 inline bool DOMAttrMapImpl::hasDefaults()
0113 {
0114     return attrDefaults;
0115 }
0116
0117 inline void DOMAttrMapImpl::hasDefaults(bool value)
0118 {
0119     attrDefaults = value;
0120 }
0121
0122 XERCES_CPP_NAMESPACE_END
0123
0124
0125 #endif