messageQueue.h

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/****************************************************************************
 * Copyright (c) 2014 VT MAK
 * All rights reserved.
 ****************************************************************************/


#pragma once

#include <portal/dllExport.h>
#include <iosfwd>

namespace MAKVrExchange
{

   class DT_DLL_LIBPORTAL DtMessageQueue
   {
   public:

      DtMessageQueue();

      virtual ~DtMessageQueue();

      virtual bool isEmpty() = 0;

      virtual void sendMessage( const void* message, unsigned int messageSize,
         bool global = false ) = 0;

      virtual void* message( unsigned int* outSize = 0 ) = 0;

      virtual std::ostream& printDataToStream( std::ostream& str ) const = 0;

   private:

      DtMessageQueue( const DtMessageQueue& other );

      DtMessageQueue& operator = ( const DtMessageQueue& other );

   };


   std::ostream& operator << ( std::ostream& str, const DtMessageQueue& msg );

}