2006-10-23 18:12:32 +02:00
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//
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// CharacterData.h
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//
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2007-02-23 15:31:48 +01:00
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// $Id: //poco/Main/XML/include/Poco/DOM/CharacterData.h#2 $
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2006-10-23 18:12:32 +02:00
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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 CharacterData 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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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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//
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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#ifndef DOM_CharacterData_INCLUDED
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#define DOM_CharacterData_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 CharacterData: public AbstractNode
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/// The CharacterData interface extends Node with a set of attributes and methods
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/// for accessing character data in the DOM. For clarity this set is defined
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/// here rather than on each object that uses these attributes and methods.
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/// No DOM objects correspond directly to CharacterData, though Text and others
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/// do inherit the interface from it. All offsets in this interface start from 0.
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///
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/// Text strings in the DOM are represented in either UTF-8 (if XML_UNICODE_WCHAR_T is
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/// not defined) or in UTF-16 (if XML_UNICODE_WCHAR_T is defined).
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/// Indexing on character data is done in XMLChar units.
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{
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public:
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const XMLString& data() const;
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/// Returns the character data of the node that
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/// implements the interface.
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const XMLString& getData() const;
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/// Returns the character data of the node that
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/// implements the interface.
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void setData(const XMLString& data);
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/// Sets the character data of the node that
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/// implements the interface.
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unsigned long length() const;
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/// Returns the number of XMLChars that are available
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/// through getData and substringData. This may have the
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/// value zero.
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XMLString substringData(unsigned long offset, unsigned long count) const;
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/// Extracts a range of data from the node.
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/// If offset and count exceeds the length, then all
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/// the characters to the end of the data are returned.
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void appendData(const XMLString& arg);
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/// Append the string to the end of the character data
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/// of the node.
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void insertData(unsigned long offset, const XMLString& arg);
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/// Insert a string at the specified character offset.
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void deleteData(unsigned long offset, unsigned long count);
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/// Remove a range of characters from the node.
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void replaceData(unsigned long offset, unsigned long count, const XMLString& arg);
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/// Replace the characters starting at the specified character
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/// offset with the specified string.
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// Non-standard extensions
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XMLString trimmedData() const;
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/// Returns the character data of that node with
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/// all surrounding whitespace removed.
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///
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/// This method is an extension to the W3C Document Object Model.
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// Node
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const XMLString& getNodeValue() const;
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void setNodeValue(const XMLString& value);
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protected:
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CharacterData(Document* pOwnerDocument, const XMLString& data);
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CharacterData(Document* pOwnerDocument, const CharacterData& data);
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~CharacterData();
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private:
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XMLString _data;
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};
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//
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// inlines
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//
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inline const XMLString& CharacterData::data() const
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{
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return _data;
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}
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inline const XMLString& CharacterData::getData() const
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{
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return _data;
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}
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inline unsigned long CharacterData::length() const
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{
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return (unsigned long) _data.length();
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}
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} } // namespace Poco::XML
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#endif // DOM_CharacterData_INCLUDED
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