From: Marco Trevisan (Treviño) <mail@3v1n0.net>
Date: Fri, 19 Jan 2018 15:31:01 +0000 (+0100)
Subject: workspaceThumbnail: only update _porthole if the overview is visible
X-Git-Tag: archive/raspbian/50.5-1+rpi1~1^2~929^2~5^2~111
X-Git-Url: https://dgit.raspbian.org/%22http://www.example.com/cgi/%22/%22http:/www.example.com/cgi/%22?a=commitdiff_plain;h=5fcf40b973286fd442148ee3348becd493c8206d;p=gnome-shell.git

workspaceThumbnail: only update _porthole if the overview is visible

Otherwise it happens that porthole is computed again after that the
overlay is hidden (triggered by a layout reallocation) and thus not
regenerated again afterwards.

https://bugzilla.gnome.org/show_bug.cgi?id=792687
---

diff --git a/js/ui/workspaceThumbnail.js b/js/ui/workspaceThumbnail.js
index 7d5d2c08c..5565a1e41 100644
--- a/js/ui/workspaceThumbnail.js
+++ b/js/ui/workspaceThumbnail.js
@@ -1159,7 +1159,7 @@ var ThumbnailsBox = new Lang.Class({
     // The "porthole" is the portion of the screen that we show in the
     // workspaces
     _ensurePorthole() {
-        if (!Main.layoutManager.primaryMonitor)
+        if (!Main.layoutManager.primaryMonitor || !Main.overview.visible)
             return false;
 
         if (!this._porthole)