Re: Check Gtk2::ListStore empty or not

[Peter E Dennis <peter edwin dennis gmail com>]

2009/7/27 anguila <anguila gmail com>:
> integer = $tree_model->iter_n_children ($iter=undef)
>
> $iter (Gtk2::TreeIter or undef)
>
> Returns the number of children $iter has. If $iter is undef (or omitted)
> then returns the number of toplevel nodes.
>
> with $list_store->iter_n_children(undef) you will know if is empty or not
> and the rows that it has throug a integer value.
>
>
> The way of tadej showed is correct too.
>
> David.
>
> On Mon, Jul 27, 2009 at 1:49 PM, Tadej BorovÅak <tadeboro gmail com> wrote:
> > Hi.
> >
> > I would use construct like this one:
> >
> > --- CODE ---
> > my $iter = $list_store->get_iter_first;
> > if( $iter )
> > Â Â# Get contents of first line
> > Â Âmy @line = $list_store->get( $iter );
> > else
> > Â Â# Add new line
> >
> > --- CODE ---
> >
> > This might not be the best way, but it should work.
> >
> > Tadej

Thank you both for the suggestions.  I will try them out and see how I go.