Re: [boost] Re: static sized strings

From: Rob Stewart (stewart_at_[hidden])
Date: 2004-05-24 08:30:23

From: "Aleksey Gurtovoy" <agurtovoy_at_[hidden]>
> David Abrahams writes:
> > > From: "Reece Dunn" <msclrhd_at_[hidden]>
> > >> 
> > >> Q: Since the above is valid C++, is the following?:
> > >>    virtual void myfn( char ) = 0;
> > >>    virtual void myfn( int, bool ) = 0;
> > >
> > > Absolutely.  You can overload virtual functions just like
> > > non-virtual functions.
> > 
> > But unless they're all going to be overridden in one single class
> > you're better off using the "template method pattern" and dispatching
> > to differently-named functions to avoid problems with name
> > hiding... 
> 
> Yep, something like this:
> 
>     class base
>     {
>      public:
>                 void    something() { do_something(); }
>                 void    something(int n) { do_something(n); }
> 
>      private:
>         virtual void    do_something() = 0; 
>         virtual void    do_something(int n) = 0; 
>     };
> 
>     class derived
>         : public base
>     {
>       // both 'something' are still visible
> 
>       private:
>         virtual void    do_something(int n); // OK
>     };

Sure, but you've both jumped off on a tangent unrelated to the
purpose of the original query.  See my reply to Dave's message.

-- 
Rob Stewart                           stewart_at_[hidden]
Software Engineer                     http://www.sig.com
Susquehanna International Group, LLP  using std::disclaimer;