Re: [Boost-users] Hierarchical enumeration?

Subject: Re: [Boost-users] Hierarchical enumeration?
From: Mathias Gaunard (mathias.gaunard_at_[hidden])
Date: 2009-09-21 10:22:54

Archie14 a écrit :
> Does boost (or any other lib in C++) have facility to support smth that 
> resembles hierarchical enumeration? I would like to have something like the 
> following:
> 
> enum Hierarchy
> {
>    Store::Clothing = 1
>    Store::Electronics,
>    Building::Residential,
>    Building::Commercial
> }
> 
> ...
> Hierarchy h = Hierarchy::Building::Commercial;
> ...
> if (h == Hierarchy::Store)
> {
>    if (h == Hierarchy::Store::Clothing)

How could h be equal to different things at the same time?

What you're looking for seems to be dynamic_cast.