Determines whether widget is a toplevel widget.
Currently only gtk.Window and gtk.Invisible (and out-of-process gtk.Plugs) are toplevel widgets. Toplevel widgets have no parent widget.
TRUE if widget is a toplevel, FALSE otherwise
2.18
Determines whether widget is a toplevel widget.
Currently only gtk.Window and gtk.Invisible (and out-of-process gtk.Plugs) are toplevel widgets. Toplevel widgets have no parent widget.