Many thanks, it solved my problem.
And it prompted me to use perldoc on an Ubuntu virtual machine as there
is'nt any Gtk related documentation on Strawberry Perl, my primary
development environment.
Regards
Kerenoc
Le ven. 14 janv. 2022 à 13:00, <gtk-perl-list-requ...@gnome.org> a écrit :
>
>
> Message: 1
> Date: Thu, 13 Jan 2022 21:30:52 +0100
> From: Torsten Schoenfeld <torsten.schoenf...@gmx.de>
> To: gtk-perl-list@gnome.org
> Subject: Re: Method get_active_iter of ComboBox
> Message-ID: <b28d6b3f-94ed-50f2-9f3c-d2712615c...@gmx.de>
> Content-Type: text/plain; charset=utf-8; format=flowed
>
> On 04.01.22 23:35, Kerenoc Kerenoc via gtk-perl-list wrote:
> > I'd like to know how to test the result of get_active_iter() when no
> > element is active.In Gtk2 it returns undef but in Gtk3 it returns a
> > Gtk3::TreeIter object that isn't usable.
>
> Apparently, we never added an overload for it to make it behave like in
> Gtk2, so you can ask perli11ndoc how to use it:
>
> ---
> # perli11ndoc Gtk3::ComboBox::get_active_iter
> METHOD
>
> Gtk3::ComboBox::get_active_iter [available since 2.4]
>
> SYNOPSIS
>
> ($retval, $iter) = $object->get_active_iter ()
>
> DESCRIPTION
>
> ...
>
> RETURN VALUES
>
> ? gboolean
> %TRUE if @iter was set, %FALSE otherwise
>
> ? iter: Gtk3::TreeIter
> A #GtkTreeIter
> ---
>
> Use the bool $retval to know whether $iter is valid.
>
> -Torsten
>
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