---

mdynamic.h

#ifndef __DYNAMIC_H__
#define __DYNAMIC_H__

class Object;

class GetClassInstance {
  public:
    virtual Object*     getInstance ()=0;
};

#define CLONEMETHOD(cls) cls* clone () const {return new cls (*this);}
#define decl_clonable(classname) public: CLONEMETHOD (classname) private:

#define decl_dynamic(classname) \
    static Class class_##classname;\
  public:\
    virtual const Class&    getclass    () const {return class_##classname;}\
  protected:

//    virtual Object*       getinstance ();

#define impl_dynamic(classname,bases) \
    class GetInstance_##classname : public GetClassInstance {\
      public: Object* getInstance(){return new classname();}\
    };\
    Class   classname::class_##classname (#classname, #bases, new GetInstance_##classname());\

//    Object* classname::getinstance () {return new classname();}
//  Class   classname::class_##classname (#classname, #bases, (Object& (Object::*)()) (&classname::getinstance));
//  Class   classname::class_##classname (#classname, #bases, (const Object& (Object::*)()) (&classname::getinstance));

#define impl_abstract(classname,bases) \
    Class   classname::class_##classname (#classname, #bases, NULL);\

//    Object* classname::getinstance () {return NULL;}
//    Object& classname::getinstance () {return (Object&) *NULL;}
//  Class   classname::class_##classname (#classname, #bases, (Object& (Object::*)()) (&classname::getinstance));
//  Class   classname::class_##classname (#classname, #bases, (const Object& (Object::*)() const) (&classname::getinstance));

#define newobj(classname) \
    ((classname*) & ClassLib::getinstance(#classname))

#define dyncreate(classname) \
    (&ClassLib::getinstance(classname))

//#define getInstance(classname) dyncreate(classname)

        
#endif

---