#enum GtkSortType
#Determines the direction of a sort.
#@https://developer.gnome.org/gtk3/3.2/gtk3-Standard-Enumerations.html#GtkSortType
extern class GtkSortType `{GtkSortType`}
	#Sorting is in ascending order.
	new asc `{ return GTK_SORT_ASCENDING; `}

	#Sorting is in descending order.
	new desc `{ return GTK_SORT_DESCENDING; `}
end