Sets the direction and style of the GtkArrow, arrow.
GtkArrow
arrow
gtkArrowSet(object, arrow.type, shadow.type)
object
a widget of type GtkArrow.
arrow.type
a valid GtkArrowType.
GtkArrowType
shadow.type
a valid GtkShadowType.
GtkShadowType
Derived by RGtkGen from GTK+ documentation