gtk-sharp 2.6.0.0 Gtk# is thread aware, but not thread safe; See the Gtk# Thread Programming for details. The HSeparator widget is a horizontal separator, used to group the widgets within a window. The HSeparator widget is a horizontal separator, used to group the widgets within a window. It is not used as a separator within menus. To create a separator in a menu create an empty widget and add it to the menu with . Gtk.Separator Constructor Internal constructor Pointer to the C object. This is an internal constructor, and should not be used by user code. Constructor Constructor Property GLib.GType GType Property. a Returns the native value for . Constructor Protected Constructor. a Chain to this constructor if you have manually registered a native value for your subclass. System.Obsolete(Message=null, IsError=False)