Re: How to access parent class/object?

["Adrian Hoe" <byhoe@greenlime.com>]

Thanks Dmitry. I have just posted the solution.

I did not think hard enough. Sorry, anyway thanks again.

Cheers,
--
Adrian Hoe





Dmitry A. Kazakov wrote:
> On 24 Mar 2005 22:57:10 -0800, Adrian Hoe wrote:
>
> > Hi,
> >
> > I have the following codes (abbreviated):
> >
> > package A is
> >    type A_Object is tagged private;
> > ...
> > end A;
> >
> > package B is
> >    type B_Object is new A_Object with private;
> > ...
> > end B;
> >
> > package C is
> >    type C_Object is new B_Object with private;
> > ...
> > end C;
> >
> > package D is
> >    type D_Object is new C_Object with private;
> > ...
> > end D;
> >
> > Now, I have the following declaration:
> >
> > My_D_Object is D.D_Object;
> >
> > How can I reference the parent objects?
> >
> > procedure Process_C (C_Obj : access C_Object);
> > procedure Process_D (D_Obj : access D_Object);
> >
> > How can I pass C_Object and D_Object into Process_C and Process_D
> > respectively given only My_D_Object is D.D_Object?
>
>    My_D_Object : aliased D_Object := ...;
>
>    Process_C (C_Object (My_D_Object)'Access);
>    Process_D (My_D_Object'Access);
> 
> -- 
> Regards,
> Dmitry A. Kazakov
> http://www.dmitry-kazakov.de