gtk-sharp 2.0.0.0 Gtk# is thread aware, but not thread safe; See the Gtk# Thread Programming for details. Passes data to handlers of events. GLib.SignalArgs Constructor Creates a new object that encapsulates the data that has been popped from a message stack. Property System.String Retrieve the text that was 'popped'. The string removed from the top of the Statusbar's message stack Property System.UInt32 Retrieve the context identifier for the message that was removed. An integer context ID.