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/*
* This source file is part of libRocket, the HTML/CSS Interface Middleware
*
* For the latest information, see http://www.librocket.com
*
* Copyright (c) 2008-2010 CodePoint Ltd, Shift Technology Ltd
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*/
#ifndef ROCKETCOREXMLNODEHANDLER_H
#define ROCKETCOREXMLNODEHANDLER_H
#include "ReferenceCountable.h"
#include "XMLParser.h"
#include "Header.h"
namespace Rocket {
namespace Core {
class Element;
class XMLParser;
/**
A handler gets ElementStart, ElementEnd and ElementData called by the XMLParser.
@author Lloyd Weehuizen
*/
class ROCKETCORE_API XMLNodeHandler : public ReferenceCountable
{
public:
virtual ~XMLNodeHandler();
/// Called when a new element tag is opened.
/// @param parser The parser executing the parse.
/// @param name The XML tag name.
/// @param attributes The tag attributes.
/// @return The new element, may be NULL if no element was created.
virtual Element* ElementStart(XMLParser* parser, const String& name, const XMLAttributes& attributes) = 0;
/// Called when an element is closed.
/// @param parser The parser executing the parse.
/// @param name The XML tag name.
virtual bool ElementEnd(XMLParser* parser, const String& name) = 0;
/// Called for element data.
/// @param parser The parser executing the parse.
/// @param data The element data.
virtual bool ElementData(XMLParser* parser, const String& data) = 0;
/// Called to release the node handler.
virtual void Release() = 0;
protected:
virtual void OnReferenceDeactivate();
};
}
}
#endif
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