gtk-sharp Gtk# is thread aware, but not thread safe; See the Gtk# Thread Programming for details. GLib.SignalArgs Event data. The event invokes delegates which pass event data via this class. Constructor Public Constructor. Create a new instance with this constructor if you need to invoke a delegate. Property System.Boolean Whether the scrolling is horizontal or not (i.e., vertical). A Property Gtk.ScrollType The desired behavior for the scrolling action. A