gtk/print.go
func (ps *PageSetup) GetOrientation() PageOrientation {
	c := C.gtk_page_setup_get_orientation(ps.native())
	return PageOrientation(c)
}
func (ps *PageSetup) GetOrientation() PageOrientation {
	c := C.gtk_page_setup_get_orientation(ps.native())
	return PageOrientation(c)
}
// GetOrientation() is a wrapper around gtk_page_setup_get_orientation().