Re: Closing a window to trigger the 'delete_event' signal

[Torsten Schoenfeld <kaffeetisch gmx de>]

On Wed, 2004-07-28 at 22:52, Francois Marier wrote:

> I have also tried :
>
>   $window->signal_emit('delete_event', undef);
>
> but it doesn't work [...]

Well, that approach actually does work for me:

> my $w = Gtk2::Window -> new();
> my $b = Gtk2::Button -> new("Quit");
>
> $w -> signal_connect(delete_event => sub {
>   warn "No, I'm not going to go away.\n";
>   1;
> });
>
> $b -> signal_connect(clicked => sub {
>   $w -> signal_emit(delete_event => undef);
> });
>
> $w -> add($b);
> $w -> show_all();
>
> Gtk2 -> main();

> and I can't find any documentation as to what the second parameter is
> supposed to be.

signal_emit takes whatever arguments the event in question wants.  In
this case, it's just the Gtk2::Gdk::Event object, which might well be
undef.

-- 
HTH,
-Torsten