DtChannelKeywordObjectFactory.h

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/******************************************************************************* 
** Copyright (c) 2010 MAK Technologies, Inc. 
** All rights reserved. 
*******************************************************************************/ 
/******************************************************************************* 
** $RCSfile: DtChannelKeywordObjectFactory.h,v $ $Revision: 1.13 $ $State: Exp $ 
*******************************************************************************/ 
 
 
#pragma once
 
#include <vrvCore/vrvCore.h>
#include <vrvUtil/DtVirtualBaseClass.h>

#include <boost/unordered_map.hpp>
#include <string>

namespace makVrv 
{ 

   class DtDe;
   class DtChannelKeywordObjectCreator;
   class DtChannelKeywordObject;
   class DtChannelConfiguration;

   class DT_DLL_VRVCORE DtChannelKeywordObjectFactory : public DtVirtualBaseClass
   {
   public:

      static DtChannelKeywordObjectFactory& instance(DtDe& de);
      
      static void registerInstance(DtDe& de, DtChannelKeywordObjectFactory* anInstance);     

      virtual ~DtChannelKeywordObjectFactory();

      virtual void registerChannelKeywordObjectCreator(const std::string& keyword,
         DtChannelKeywordObjectCreator* creator);

      virtual DtChannelKeywordObject* createChannelKeywordObject(const std::string& keyword, 
         const std::string& displayName,  const std::string& windowName,  
         const DtChannelConfiguration& channelConfig ) const;

      virtual bool isKeywordRegistered( const std::string& keyword ) const;

   protected:
      DtChannelKeywordObjectFactory(DtDe& de);

   protected:
      typedef boost::unordered_map<std::string, DtChannelKeywordObjectCreator*> RegistrationMap;

      DtDe& myDe;
      RegistrationMap myCreators;
   };
}