gdk-sharp2.0.0.0Gtk# is thread aware, but not thread safe; See the Gtk# Thread Programming for details.Specifies the crossing mode for None.System.EnumGLib.GType(WrapperType=typeof(Gdk.CrossingModeGType))FieldGdk.CrossingModeCrossing because of pointer motion.FieldGdk.CrossingModeCrossing because a grab is activated.FieldGdk.CrossingModeCrossing because a grab is deactivated.FieldSystem.Int32Internal field.Do not use.