Return children length only if children field is loaded

Closes #12906
2024-01-06 22:56:46 +01:00
parent 5a24591cd5
commit 5f3df70bd9
1 changed files with 5 additions and 1 deletions
@@ -1327,7 +1327,11 @@
            if (!row || !this.children_field) {
                return this.rows.length;
            }
-            return row.record._values[this.children_field].length;
+            if (row.record.is_loaded(this.children_field)) {
+                return row.record.field_get_client(this.children_field).length;
+            } else {
+                return 0;
+            }
        },
        set_cursor: function(new_, reset_view) {
            var i, root_group, path, row_path, row, column;