From d339c8613edc7cc42dd01f6932805038e41c3938 Mon Sep 17 00:00:00 2001
From: Michael Jumper <mike.jumper@guac-dev.org>
Date: Thu, 16 Oct 2014 23:15:12 -0700
Subject: [PATCH] GUAC-842: Add onmouseout event to Guacamole.Mouse. Fix
 GUAC-833 while we're in here.

---
 .../src/main/webapp/modules/Mouse.js               | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/guacamole-common-js/src/main/webapp/modules/Mouse.js b/guacamole-common-js/src/main/webapp/modules/Mouse.js
index 9e7f9e1d1..e3487a77e 100644
--- a/guacamole-common-js/src/main/webapp/modules/Mouse.js
+++ b/guacamole-common-js/src/main/webapp/modules/Mouse.js
@@ -100,6 +100,14 @@ Guacamole.Mouse = function(element) {
      */
 	this.onmousemove = null;
 
+    /**
+     * Fired whenever the mouse leaves the boundaries of the element associated
+     * with this Guacamole.Mouse.
+     * 
+     * @event
+     */
+	this.onmouseout = null;
+
     /**
      * Counter of mouse events to ignore. This decremented by mousemove, and
      * while non-zero, mouse events will have no effect.
@@ -199,7 +207,7 @@ Guacamole.Mouse = function(element) {
 
         // Check that mouseout is due to actually LEAVING the element
         var target = e.relatedTarget || e.toElement;
-        while (target !== null) {
+        while (target) {
             if (target === element)
                 return;
             target = target.parentNode;
@@ -220,6 +228,10 @@ Guacamole.Mouse = function(element) {
                 guac_mouse.onmouseup(guac_mouse.currentState);
         }
 
+        // Fire onmouseout event
+        if (guac_mouse.onmouseout)
+            guac_mouse.onmouseout();
+
     }, false);
 
     // Override selection on mouse event element.