What is the function of false in the Program fragment?

Desktop Ruby-Gnome 2
1

there is a Program fragment:
window.signal_connect(‘delete_event’) do
Gtk.main_quit
false
end

when i drop “false” :

window.signal_connect(‘delete_event’) do
Gtk.main_quit
end

it can run too,what is the function of false here?

2

Hi.

If you return FALSE in the “delete_event” signal handler,
GTK will emit the “destroy” signal. Returning TRUE means you don’t
want the window to be destroyed.
This is useful for popping up ‘are you sure you want to quit?’ type
dialogs.

–
Vincent C.

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