iobject.h

#ifndef _IObject_H
#define _IObject_H
/**************************************************************************
Copyright (c) 1994 - 2009 Autodesk, Inc. and/or its licensors.
All Rights Reserved.
 
The coded instructions, statements, computer programs, and/or related 
material (collectively the "Data") in these files contain unpublished 
information proprietary to Autodesk, Inc. and/or its licensors, which is 
protected by Canada and United States of America federal copyright law 
and by international treaties.
 
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or in part, without the prior written consent of Autodesk, Inc. 
("Autodesk").
 
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WARRANTY OF ANY KIND WITH RESPECT TO THE DATA, EXPRESS, IMPLIED OR 
ARISING BY CUSTOM OR TRADE USAGE, AND DISCLAIMS ANY IMPLIED WARRANTIES 
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WARRANT THAT THE OPERATION OF THE DATA WILL BE UNINTERRUPTED OR ERROR 
FREE.
 
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**************************************************************************/
 
#include <kaydara.h>
 
#define IObjectID  0
#define IObjectDerived      public IObject
 
K_FORWARD( IObject );
 
typedef unsigned long kInterfaceID;
 
#define FncDefine(PFNC,ISPURE) virtual PFNC##ISPURE
#define IObjectImplement(ClassName,IObjectOwner) \
    HIObject ClassName##::IQuery(kInterfaceID pInterfaceID,int IsLocal) {\
        if ((IObjectOwner!=NULL) && (!IsLocal)) {\
            return IObjectOwner->IQuery(pInterfaceID);\
        }\
        switch (pInterfaceID) 
#define IObjectEnd return NULL; }
#define ILOCAL          1
 
#define IQUERY(Object,Interface) ((H##Interface)((Object)->IQuery(Interface##ID,0)))
#define IQUERYLOCAL(Object,Interface) ( (H##Interface)((Object)->IQuery(Interface##ID,ILOCAL)))
 
#define IQ(Object,Interface) IQUERY(Object,Interface)
#define IQT(Object,Interface) ((Object) ? IQUERY(Object,Interface):NULL)
#define IQL(Object,Interface) IQUERYLOCAL(Object,Interface)
 
/*********************************************************************
 *  Class IObject
 *    This is the base class of all Important interfaces of the system 
 *********************************************************************/
 
#define IObject_Declare(IsPure)\
public:\
    virtual HIObject    IQuery(kInterfaceID pInterfaceID, int IsLocal=0)IsPure;\
    virtual void        Destroy(int IsLocal=0)IsPure
 
#define IQuery_Declare(IsPure)\
public:\
    virtual HIObject IQuery (kInterfaceID pInterfaceID, int IsLocal=0)IsPure;
    
class IObject {
    IObject_Declare(abstract);
};
 
typedef HIObject (* kObjectCreatorFnc)(HIObject pOwner,const char *pName,void *pData);
 
#ifdef KARCH_DEV_MSC
    #define K_INTERFACE_SPECIAL __declspec(novtable)
    #define NO_DLL              __declspec()        // Use for the Module parameter if the interface is not exported
#else 
    #define K_INTERFACE_SPECIAL 
    #define NO_DLL                                  // Use for the Module parameter if the interface is not exported
#endif
 
#define K_INTERFACE( Name,Id ) \
K_FORWARD( Name ); \
const int Name##ID = Id; \
class K_INTERFACE_SPECIAL Name : IObjectDerived { \
    Name##_Declare(abstract); \
} 
 
#endif  // Must be the last line of the include file