event_signal.h

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/******************************************************************************
** Copyright (c) 2020 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#ifndef event_signal_H_
#define event_signal_H_

#include <vrvUtil/DtEventQueueInterface.h>
#include <vrvUtil/signalslib.h>

#include <boost/bind.hpp>
#include <boost/type_traits/function_traits.hpp>
#include <boost/last_value.hpp>

namespace makVrv
{

   template
   <
      typename Signature,
      typename Combiner = boost::last_value<typename boost::function_traits<Signature>::result_type>,
      typename Group = int,
      typename GroupCompare = std::less<Group>,
      typename SlotFunction = boost::function<Signature>
   >
   class event_signal : public boost::signalslib::signal<Signature,Combiner,Group,GroupCompare,SlotFunction>
   {
   public:
      typedef event_signal<Signature,Combiner,Group,GroupCompare,SlotFunction> this_type;
      typedef boost::function_traits<Signature> traits;
      
      template <typename ClassType>
      event_signal(this_type& (ClassType::*accessor)(), DtEventQueueInterface& i);

      template <typename ClassType>
      event_signal(this_type ClassType::*asMemberPointer, DtEventQueueInterface& i);
   };
    
}

#define event_signal_INL_
#include <vrvUtil/event_signal.inl>
#undef event_signal_INL_

#endif