gtk/tree_view.go
func (v *TreeView) SetEnableTreeLines(b bool) {
	C.gtk_tree_view_set_enable_tree_lines(v.native(), gbool(b))
}
func (v *TreeView) SetEnableTreeLines(b bool) {
	C.gtk_tree_view_set_enable_tree_lines(v.native(), gbool(b))
}
// SetEnableTreeLines is a wrapper around gtk_tree_view_set_enable_tree_lines().