Re: Gtk2::ComboBox - setting value by string?

[Daniel Kasak <dkasak nusconsulting com au>]

John M. Burian wrote:
> It doesn't fix the 'bug', such as it is, but a technique I use is to, as 
> I'm adding values to the ListStore, create a hash that maps the strings 
> back to the indicies of the ListStore, then add a reference to that hash 
> to the ComboBox object.
>
> $list = Gtk2::ListStore->new ("Glib::String");
> map {
>   $list->set ($iter = $list->append, 0, $_);
>   $$href{$_} = $list->get_string_from_iter ($iter);
> } (qw/Option1 Option2 Option3/);
> $combobox = Gtk2::ComboBox->new_with_model ($list);
> $combobox->{hash} = $href;
>
> Then later, to set the value of the combobox using the string:
>
> $combobox->set_active ($combobox->{hash}{'Option1'});
>   

Are you allowed to do this? I've read in a number of places that it's
dangerous to keep iters around for any length of time ... ie that they
are only valid immediately.

-- 
Daniel Kasak
IT Developer
NUS Consulting Group
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