gtk/gtk_since_3_10.go
func (v *ListBox) Insert(child IWidget, position int) {
	C.gtk_list_box_insert(v.native(), child.toWidget(), C.gint(position))
}
func (v *ListBox) Insert(child IWidget, position int) {
	C.gtk_list_box_insert(v.native(), child.toWidget(), C.gint(position))
}
// Insert is a wrapper around gtk_list_box_insert().