Re: Alternative to sigc::mem_fun

[Chris Vine <vine35792468 gmail com>]

On Tue, 19 Jun 2018 17:00:35 +0100
Daniel Boles via gtkmm-list <gtkmm-list gnome org> wrote:
> I still don't see the problem. There is an overload that takes a reference
> instead and should be in each case.
>
> So, for
>
> *sigc::mem_fun * *(* *T_obj * * *_A_obj*,
>
>
> *T_return(T_obj2::*)(T_arg1, T_arg2) * *_A_func*
>
> *)*
>
> you should substitute
>
> *sigc::mem_fun * *(* *T_obj & * *_A_obj*,
>
>
> *T_return(T_obj2::*)(T_arg1) * *_A_func*
>
> *)*
>
>
> These are immediately adjacent in the docs:
> https://developer.gnome.org/libsigc++/stable/group__mem__fun.html#ga0df7af9f32990cc624c4bb60782b4f78
>
> or did I miss something else and this doesn't work for you somehow?

The poster is confusing sigc::mem_fun() with std::mem_fun().

To the OP: from C++11 onwards, in place of std::mem_fun() use either
std::bind or a lambda expression.  None of this affects sigc::mem_fun().