typed-id.hpp

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/*
  TYPED-ID.hpp  -  registration service for ID to type association

  Copyright (C)         Lumiera.org
    2010,               Hermann Vosseler <Ichthyostega@web.de>

  This program is free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License as
  published by the Free Software Foundation; either version 2 of
  the License, or (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

*/


#ifndef ASSET_TYPED_ID_H
#define ASSET_TYPED_ID_H


#include "lib/error.hpp"
//#include "steam/asset.hpp"
//#include "steam/asset/struct-scheme.hpp"
//#include "lib/hash-indexed.hpp"
//#include "lib/util.hpp"
#include "lib/symbol.hpp"

//#include <boost/operators.hpp>
#include <memory>

namespace lumiera{  
namespace query  {
  
  template<class TY>
  class TypeHandlerXX;
  
}}

namespace steam {
namespace asset {
  
//  using std::string;
//  using std::ostream;
    using lib::Symbol;
  
//  using lumiera::error::LUMIERA_ERROR_WRONG_TYPE;
  
  LUMIERA_ERROR_DECLARE (MISSING_INSTANCE);  
  
  namespace {
    
  }
  
  
  
  class TypedID
    {
      
    public:
      
      template<typename TY>
      class Link;
    };
  
  
  template<typename TY>
  class TypedID::Link
    {
    protected:
      Link (Symbol id =0)
        {
          TODO ("actually do a registration with TypedID");
        }
      
     ~Link ()
        {
          TODO ("clean up any TypedID registration for this instance");
        }
      
    public:
      void
      registerInstance (std::weak_ptr<TY> smart_ptr_instance)
        {
          TODO ("actually attach the smart-ptr to the existing TypedID registration");
        }
    };
  
  
  
}} // namespace steam::asset
#endif