BxSaxHandler.h

// ##################################################################
// Binx
// $Id: BxSaxHandler_8h-source.html,v 1.1.1.1 2006/04/19 14:19:02 edikt2 Exp $
//
// Class for interfacing the SAX parser
// ##################################################################
/*

//  edikt::BinX
//  www.edikt.org
//  support@edikt.org

// Copyright (c) 2004 The University of Edinburgh.

*/


#ifndef __BxSaxHandler__
#define __BxSaxHandler__

#include <xercesc/sax2/Attributes.hpp>
#include <xercesc/sax2/DefaultHandler.hpp>

XERCES_CPP_NAMESPACE_USE

class BxDataBinxParser;

class BxSaxHandler : public DefaultHandler
{
public:
    BxSaxHandler();
    BxSaxHandler(BxDataBinxParser*);
    ~BxSaxHandler();

    bool parse(const char* xmlfile);
    
    // -----------------------------------------------------------------------
    //  Handlers for the SAX ContentHandler interface
    // -----------------------------------------------------------------------
    void startDocument() {}
    void endDocument() {}
    void startElement(const XMLCh* const, const XMLCh* const localname, const XMLCh* const, const Attributes& attrs);
    void endElement(const XMLCh* const, const XMLCh* const localname, const XMLCh* const);
    void characters(const XMLCh* const, const unsigned int);
    void ignorableWhitespace(const XMLCh* const, const unsigned int) {}

    // -----------------------------------------------------------------------
    //  Handlers for the SAX ErrorHandler interface
    // -----------------------------------------------------------------------
    void warning(const SAXParseException& exception);
    void error(const SAXParseException& exception);
    void fatalError(const SAXParseException& exception);
    void resetErrors();

    void setDataBinxHandler(BxDataBinxParser* pHandler) { pDataBinxHandler_ = pHandler; }
    void setAttributeHandler(BxDataBinxParser* pHandler) { pAttributeHandler_ = pHandler; }

private:
    /* Unimplemented constructors and operators */
    /* Copy constructor */
    BxSaxHandler(const BxSaxHandler&);

    /* Assignment operator */
    void operator=(const BxSaxHandler&);

    bool fSawErrors;
    BxDataBinxParser* pDataBinxHandler_;
    BxDataBinxParser* pAttributeHandler_;
};

#endif

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