From ac73f7932cb246cf925b6932defd8db70df8eec9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Wed, 7 Aug 2019 19:14:55 +0200
Subject: [PATCH] Do not display expander on record without children

issue8518
review287811003
---
 src/view/tree.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/view/tree.js b/src/view/tree.js
index 6062098644..cc25bb4d81 100644
--- a/src/view/tree.js
+++ b/src/view/tree.js
@@ -1058,8 +1058,11 @@
             this.set_selection(Sao.common.contains(selected, row_id_path));
             if (this.children_field) {
                 this.record.load(this.children_field).done(function() {
+                    var children = this.record.field_get_client(
+                        this.children_field);
                     if (this.is_expanded() ||
-                        Sao.common.contains(expanded, row_id_path)) {
+                        Sao.common.contains(expanded, row_id_path) &&
+                        !jQuery.isEmptyObject(children)) {
                         this.expander.css('visibility', 'visible');
                         this.tree.expanded[this.path] = this;
                         this.expand_children(selected, expanded);