From f3b7f61e54c2cc88326786ade1acf03eff3968f6 Mon Sep 17 00:00:00 2001
From: Sebastien Lafargue <slaf66@gmail.com>
Date: Fri, 25 Oct 2013 19:02:59 +0200
Subject: [PATCH] AltTabSwitcherPopup: check the number of items after creating
 the popup child

The popup can be empty if the alt-tab switcher is configured
in workspace-only mode, even if there are applications running.

https://bugzilla.gnome.org/show_bug.cgi?id=710745
---
 js/ui/altTab.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/js/ui/altTab.js b/js/ui/altTab.js
index 779ae7b55..b39cc817e 100644
--- a/js/ui/altTab.js
+++ b/js/ui/altTab.js
@@ -106,6 +106,8 @@ const AppSwitcherPopup = new Lang.Class({
 
         this._switcherList = new AppSwitcher(apps, this);
         this._items = this._switcherList.icons;
+        if (this._items.length == 0)
+            return false;
 
         return true;
     },
@@ -375,6 +377,9 @@ const WindowSwitcherPopup = new Lang.Class({
         this._switcherList = new WindowList(windows, mode);
         this._items = this._switcherList.icons;
 
+        if (this._items.length == 0)
+            return false;
+
         return true;
     },