From d48bff62f2f5bc7beecbc4735e8c6deaf8517def Mon Sep 17 00:00:00 2001
From: Michael Jumper <mike.jumper@guac-dev.org>
Date: Wed, 23 Apr 2014 15:51:06 -0700
Subject: [PATCH] GUAC-642: Remove scrollbars before resize. Delay sending of
 size until after reflow.

---
 .../src/main/webapp/scripts/client-ui.js      | 26 ++++++++++++++-----
 1 file changed, 20 insertions(+), 6 deletions(-)

diff --git a/guacamole/src/main/webapp/scripts/client-ui.js b/guacamole/src/main/webapp/scripts/client-ui.js
index 909506bc7..5591c5d48 100644
--- a/guacamole/src/main/webapp/scripts/client-ui.js
+++ b/guacamole/src/main/webapp/scripts/client-ui.js
@@ -1475,16 +1475,30 @@ GuacUI.Client.attach = function(guac) {
     /*
      * Send size events on resize
      */
+
+    var resize_timeout = null;
+
     window.onresize = function() {
 
-        var pixel_density = window.devicePixelRatio || 1;
-        var width = window.innerWidth * pixel_density;
-        var height = window.innerHeight * pixel_density;
+        // Remove scrollbars during resize
+        GuacUI.Client.main.style.overflow = "hidden";
 
-        if (GuacUI.Client.attachedClient)
-            GuacUI.Client.attachedClient.sendSize(width, height);
+        // Wait for resize to settle before updating
+        window.clearTimeout(resize_timeout);
+        resize_timeout = window.setTimeout(function() {
 
-        GuacUI.Client.updateDisplayScale();
+            var pixel_density = window.devicePixelRatio || 1;
+            var width = window.innerWidth * pixel_density;
+            var height = window.innerHeight * pixel_density;
+
+            GuacUI.Client.main.style.overflow = "auto";
+
+            if (GuacUI.Client.attachedClient)
+                GuacUI.Client.attachedClient.sendSize(width, height);
+
+            GuacUI.Client.updateDisplayScale();
+
+        }, 10);
 
     };