reqObjMsg.h

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/*********************************************************************
** Copyright (c) 1998 MaK Technologies, Inc.
** All rights reserved.
*********************************************************************/
/*********************************************************************
** $RCSfile: reqObjMsg.h,v $ $Revision: 1.18 $ $State: Exp $
*********************************************************************/


#ifndef DtRequestMsg_H_
#define DtRequestMsg_H_

#include "rtiMsg.h"
#include "netReqMsg.h"

class DtConnectionMgr;
class DtRequestMsg;
class DtAttributeHandleSet;

typedef void (*DtRequestCb)(const DtRequestMsg& inter, void* usr);

enum DtRequestType
{
   DtRequestById,
   DtRequestByClass,
   DtAutoRequestById
};

class DT_DLL_LRC DtRequestMsg : public DtRtiMsg
{
public:

   DtRequestMsg(DtBufferPtr buffer = DtUSE_INTERNAL_BUFFER);

   DtRequestMsg(
      DtRequestType type,
      DtHandle idOrClass,
      const DtAttributeHandleSet& theSet,
      DtRtiApiTagConstRef tag,
      DtHandle regionSetHandle = theDefaultRegionSetHandle,
      DtBufferPtr buffer = DtUSE_INTERNAL_BUFFER);

   DtRequestMsg(const DtNetRequestMsg* netRepMsg,
      DtBufferPtr buffer = DtUSE_INTERNAL_BUFFER);

   virtual ~DtRequestMsg();

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

   virtual void set(DtRequestType type, DtHandle idOrClass, const DtAttributeHandleSet& theSet, DtRtiApiTagConstRef tag, DtHandle regionSetHandle = theDefaultRegionSetHandle, bool adjustBufferSize = true);

   virtual DtRequestType requestType() const;
   virtual void setRequestType(DtRequestType type);


   virtual void setObjectClassHandle(DtObjectClassHandle hand);

   virtual DtObjectClassHandle objectClassHandle() const;


   virtual void setId(DtObjectInstanceHandle id);

   virtual DtObjectInstanceHandle id() const;

   virtual void setRegionSet(DtHandle handleValue);
   virtual DtHandle regionSet() const;

   virtual void setAttrHandles(const DtAttributeHandleSet& attrs);
   virtual const DtAttributeHandleSet& attrHandles() const;

   virtual void setTag(DtRtiApiTagConstRef tag, bool adjustBufferSize = true);
   virtual DtRtiApiTagConstRef tag() const;

   virtual void printData(DtLogicalTimeFactory* logicalTimeFactory) const;

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,
      DtRequestCb cb, void *usr, bool isMomCallback=false);
   static void removeCallback(DtConnectionMgr *conn,
      DtRequestCb cb, void *usr, bool isMomCallback=false);

protected:

   virtual DtNetRequestMsg* netRequestMsg();
   virtual const DtNetRequestMsg* netRequestMsg() const;

   virtual DtRtiMsgKind internalDtRtiMsgKind();

   virtual int minSize(DtRtiApiTagConstPtr tag=NULL) const;

   virtual void setTagSize(int size);
   virtual int tagSize() const;

   virtual char* tagPtr() const;

   virtual DtRequestMsg* self() const;

protected:

   int myDirty;
   DtAttributeHandleSet* myAttrs;
   DtRtiApiTagPtr myTag;
};


inline DtRequestMsg* DtRequestMsg::self() const
{
   return const_cast<DtRequestMsg*>( this );
}

#endif