conSyncMsg.h

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/*********************************************************************
** Copyright (c) 1998 MaK Technologies, Inc.
** All rights reserved.
*********************************************************************/
/*********************************************************************
** $RCSfile: conSyncMsg.h,v $ $Revision: 1.8 $ $State: Exp $
*********************************************************************/


#ifndef DtConstrainedSyncMsg_H_
#define DtConstrainedSyncMsg_H_

#ifdef DtTIME

#include "timeTwoMsg.h"

class DtConnectionMgr;
class DtConstrainedSyncMsg;
typedef void (*DtConstrainedSyncCb)(const DtConstrainedSyncMsg& msg, void* usr);

class DT_DLL_LRC DtConstrainedSyncMsg : public DtTimeLookaheadMsg
{
public:

   DtConstrainedSyncMsg(DtBufferPtr buffer = DtUSE_INTERNAL_BUFFER);

   DtConstrainedSyncMsg(DtRtiApiTime const & theTime, DtRtiApiTimeInterval const & theLookahead,
      DtBufferPtr buffer = DtUSE_INTERNAL_BUFFER);

   DtConstrainedSyncMsg(const DtNetTimeLookaheadMsg* netRepMsg, DtBufferPtr buffer = DtUSE_INTERNAL_BUFFER);

   virtual DtRtiMsg* clone(bool copy = true) const; 

   virtual ~DtConstrainedSyncMsg();

public:

   static DtRtiMsg* create(const DtNetMsgHeader* initial, DtBufferPtr buffer = DtUSE_INTERNAL_BUFFER);

   static DtRtiMsg* create(DtBufferPtr buffer = DtUSE_INTERNAL_BUFFER);

   static void addCallback(DtConnectionMgr *conn, DtConstrainedSyncCb cb, void *usr);
   static void removeCallback(DtConnectionMgr *conn, DtConstrainedSyncCb cb, void *usr);

protected:
   
   DtRtiMsgKind internalDtRtiMsgKind();

};

#endif
#endif