typed-id.hpp

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/*
  TYPED-ID.hpp  -  registration service for ID to type association
 
   Copyright (C)
     2010,            Hermann Vosseler <Ichthyostega@web.de>
 
 **Lumiera** 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. See the file COPYING for further details.
 
*/
 
 
#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 <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