Re: [Boost-users] Change return type automatically

Subject: Re: [Boost-users] Change return type automatically
From: Surya Kiran Gullapalli (suryakiran.gullapalli_at_[hidden])
Date: 2009-10-30 06:22:59

>
>
> The best that you can do with a runtime id is:
>
> template<class Args...>
> void A::connect(SignalIds id, const Args& args...) {
>   switch(id) {
>       case VoidSignal: m_voidSignal.connect(args...); break;
>       case StringSignal: m_stringSignal.connect(args... ); break;
>   }
> }
>
>
I've already thought of this.

> If you can use compile time constants instead of runtime values,
> you can use indices into a fusion::vector.

The SignalId I'm talking about is a compile time constant (an enum)
I'm trying this, but could not get anywhere for the past few days.  Any
pointers on this ?

Thanks,
Surya

Surya