Re: [Boost-users] Member-Function to String conversion.

Subject: Re: [Boost-users] Member-Function to String conversion.
From: Andrea Denzler (andrea_at_[hidden])
Date: 2008-11-03 10:18:42

Of course with multiple inheritance or other cases the member function
pointers may contain some other information about the class, but still you
need to define it to be able to use it.

> -----Messaggio originale-----
> Da: boost-users-bounces_at_[hidden] [mailto:boost-users-
> bounces_at_[hidden]] Per conto di Siegfried Kettlitz
> Inviato: lunedì 3 novembre 2008 15.48
> A: boost-users_at_[hidden]
> Oggetto: Re: [Boost-users] Member-Function to String conversion.
> 
> > You need two maps (string->pointer and pointer->string), a bimap should
> do
> > the work. Isn't it possible to cast a function pointer to a generic void
> *
> > pointer as the base class for the bimap?
> 
> Sorry, this doesn't work. A "pointer to a member function" is _not_ a
> "function pointer" and not a general (void*) pointer. It's size is
> bigger than a pointer to a normal function because it stores
> additional information about the object. I haven't found a conversion
> between all "pointer to member functions" to something "comparable"
> like a normal pointer or a number or a string. (Maybe typeinfo helps?
> Is it portable?)
> 
> Take a look at this for the strange objects that member function pointers
> are:
> > http://www.codeproject.com/KB/cpp/FastDelegate.aspx
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