readerWriterFileExtensible.h

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/*******************************************************************************
** Copyright (c) 2011 VT MAK
** All rights reserved.
*******************************************************************************/

#pragma once

#include "vrfutil/readerWriterFile.h"


#include "vrfutil/vrfutilDefines.h"
class DT_DLL_vrfutil DtReaderWriterFileExtensible : public DtReaderWriterFile
{
public:

   DtReaderWriterFileExtensible();

   DtReaderWriterFileExtensible(const DtString& name, 
                      DtReaderWriterRegistry* parentRegistry = NULL);

   DtReaderWriterFileExtensible(const DtSymbolString& name, 
                      DtReaderWriterRegistry* parentRegistry = NULL);

   DtReaderWriterFileExtensible(const DtString& name, const DtReaderWriterFileExtensible& orig,
      DtReaderWriterRegistry* parentRegistry = NULL);

   DtReaderWriterFileExtensible(const DtSymbolString& name, const DtReaderWriterFileExtensible& orig,
      DtReaderWriterRegistry* parentRegistry = NULL);

   DtReaderWriterFileExtensible& operator=(const DtReaderWriterFileExtensible& orig);
   DtReaderWriterFileExtensible& operator=(const DtReaderWriterFile& orig);
   DtReaderWriterFileExtensible& operator=(const DtFilename& orig);

   virtual ~DtReaderWriterFileExtensible();

   virtual bool loadFile(const DtReaderWriter::SearchPaths& searchPaths,
      const DtVariableBindingsList& variableBindings, DtlObjStringMap* commentMap = NULL);

   virtual void substitute(const DtVariableBindingsList& variableBindings);
     
public:
   static std::list<DtString>* getExtensionList();

   static void addExtension(DtString);

   protected:
      DtString myAcceptedExtension; 

      static std::list<DtString>* myExtensions;
};