Re: [sigc] Functor not resolving between overloaded methods with different slot types

[Mike Fleetwood <mike fleetwood googlemail com>]

On 7 February 2016 at 14:48, Kjell Ahlstedt <kjell ahlstedt bredband net> wrote:
> This problem was reported long ago in bug
> https://bugzilla.gnome.org/show_bug.cgi?id=306705.
> I've tried to find a solution, but I didn't quite succeed. You'll have to do
> with a workaround. Paul suggested one workaround, although I wonder if it's
> really a workaround for your problem. It looks like a way to select the
> correct Activity::callback() when there are several overloaded ones.  I
> mentioned another workaround in comment 4 in that bug report. In your case
> it would be
>   foo(sigc::slot<void, Glib::ustring*>(sigc::mem_fun(*this,
> &Activity::callback)));
> which is almost identical to what you've used yourself.
>
> Kjell


Thank you Kjell,

I'm now using your cast solution.  Adding a typedef and using a C++
static_cast my test case looks like:

  typedef sigc::slot<void, Glib::ustring *> ActivitySlot;
  foo(static_cast<ActivitySlot>(sigc::mem_fun(*this, &Activity::callback)));