replace menu on update in zero footprint mode (#692)

Dyalog · May 4, 2021 · e1999db · e1999db
1 parent 7aaa9e6
commit e1999db
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/menu.js b/src/menu.js
@@ -135,7 +135,9 @@ D.installMenu = function Menu(mx) {
       }
       return !1;
     };
-    $m = $('<div class=menu>').prependTo('body').empty()
+    $m = $('div[class=menu]');
+    $m.length || ($m = $('<div class=menu>').prependTo('body'));
+    $m.empty()
       .addClass('menu')
       .append(arg.map(render));
     $m.find('>.m-sub>.m-opener').addClass('m-top');