regObjAttr.h

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/*********************************************************************
** Copyright (c) 2001 MaK Technologies, Inc.
** All rights reserved.
*********************************************************************/
/*********************************************************************
** $RCSfile: regObjAttr.h,v $ $Revision: 1.11 $ $State: Exp $
*********************************************************************/

#ifndef DtRegObjAttr_H_
#define DtRegObjAttr_H_

#ifdef DDM

#include "attrHandSet.h"
#include "internalTypes.h"
#include <vlutil/vlHashlist.h>

class DtObjectClassInfo;

class DT_DLL_LRC DtRegObjAttr
{
public:
   DtRegObjAttr();
   DtRegObjAttr(DtObjectInstanceHandle handleValue,
      const char* objName, DtObjectClassInfo* classDesc);
   DtRegObjAttr(DtRegObjAttr const & rhs);

   virtual ~DtRegObjAttr();

   DtRegObjAttr &operator=(DtRegObjAttr const & rhs);

   virtual DtObjectInstanceHandle objectHandle();

   virtual const char* objectName();

   virtual void setClassDesc(DtObjectClassInfo* classDesc);
   virtual DtObjectClassInfo* classDesc();
   
   virtual void add(DtAttributeHandle attrHandle);
   virtual void add(DtAttributeHandleSet const& attrHandles);
   virtual void remove(DtAttributeHandle attrHandle);
   virtual void remove(DtAttributeHandleSet const& attrHandles);
   virtual DtAttributeHandleSet const& attributes() const;
   virtual bool isEmpty() const;

protected:

   DtObjectInstanceHandle myObjectHandle;
   MAKRti::DtString myObjectName;
   DtObjectClassInfo* myClass;
   DtAttributeHandleSet myAttrs;
};

inline DtObjectInstanceHandle DtRegObjAttr::objectHandle()
{
   return myObjectHandle;
}

inline const char* DtRegObjAttr::objectName()
{
   return myObjectName.string();
}

inline DtObjectClassInfo* DtRegObjAttr::classDesc()
{
   return myClass;
}

inline DtAttributeHandleSet const&  DtRegObjAttr::attributes() const
{
   return myAttrs;
}

inline void DtRegObjAttr::add(DtAttributeHandle attrHandle)
{
   if (!myAttrs.isMember(attrHandle))
   {
      myAttrs.add(attrHandle);
   }
}

inline void DtRegObjAttr::add(DtAttributeHandleSet const& attrHandles)
{
   myAttrs = myAttrs.setUnion(attrHandles);
}

inline void DtRegObjAttr::remove(DtAttributeHandle attrHandle)
{
   myAttrs.remove(attrHandle);
}
inline void DtRegObjAttr::remove(DtAttributeHandleSet const& attrHandles)
{
   myAttrs = myAttrs.removeSetIntersection(attrHandles);
}

inline bool DtRegObjAttr::isEmpty() const
{
   return myAttrs.isEmpty();
}

#endif
#endif