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76 lines
2.2 KiB
C++
76 lines
2.2 KiB
C++
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//
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// EntityReference.h
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//
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// $Id: //poco/1.4/XML/include/Poco/DOM/EntityReference.h#1 $
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//
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// Library: XML
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// Package: DOM
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// Module: DOM
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//
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// Definition of the DOM EntityReference class.
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#ifndef DOM_EntityReference_INCLUDED
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#define DOM_EntityReference_INCLUDED
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#include "Poco/XML/XML.h"
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#include "Poco/DOM/AbstractNode.h"
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#include "Poco/XML/XMLString.h"
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namespace Poco {
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namespace XML {
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class XML_API EntityReference: public AbstractNode
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/// EntityReference objects may be inserted into the structure model when an
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/// entity reference is in the source document, or when the user wishes to insert
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/// an entity reference. Note that character references and references to predefined
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/// entities are considered to be expanded by the HTML or XML processor so that
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/// characters are represented by their Unicode equivalent rather than by an
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/// entity reference. Moreover, the XML processor may completely expand references
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/// to entities while building the structure model, instead of providing EntityReference
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/// objects. If it does provide such objects, then for a given EntityReference
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/// node, it may be that there is no Entity node representing the referenced
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/// entity. If such an Entity exists, then the child list of the EntityReference
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/// node is the same as that of the Entity node.
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///
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/// As for Entity nodes, EntityReference nodes and all their descendants are
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/// readonly.
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///
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/// The resolution of the children of the EntityReference (the replacement value
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/// of the referenced Entity) may be lazily evaluated; actions by the user (such
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/// as calling the childNodes method on the EntityReference node) are assumed
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/// to trigger the evaluation.
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{
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public:
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// Node
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const XMLString& nodeName() const;
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unsigned short nodeType() const;
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protected:
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EntityReference(Document* pOwnerDocument, const XMLString& name);
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EntityReference(Document* pOwnerDocument, const EntityReference& ref);
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~EntityReference();
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Node* copyNode(bool deep, Document* pOwnerDocument) const;
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private:
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XMLString _name;
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friend class Document;
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};
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} } // namespace Poco::XML
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#endif // DOM_EntityReference_INCLUDED
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