From 9fbbdbef13d8cb1c4c3d8e05dd3dd87ecbcc5bc4 Mon Sep 17 00:00:00 2001
From: zurbchris <chris@zurb.com>
Date: Wed, 18 Nov 2015 16:27:31 -0800
Subject: [PATCH] further polyfill for transitionend events to support ie...
 grumblecakes

---
 js/foundation.core.js      | 35 ++++++++++++++++++++++++++++++++---
 js/foundation.drilldown.js | 13 +++++++++----
 2 files changed, 41 insertions(+), 7 deletions(-)

diff --git a/js/foundation.core.js b/js/foundation.core.js
index 3dff8a16e..117a9c7e1 100644
--- a/js/foundation.core.js
+++ b/js/foundation.core.js
@@ -179,14 +179,43 @@ var Foundation = {
       'MozTransition': 'transitionend',
       'OTransition': 'otransitionend'
     };
-    var elem = document.createElement('div');
+    var elem = document.createElement('div'),
+        end;
 
     for (var t in transitions){
       if (typeof elem.style[t] !== 'undefined'){
-        return transitions[t];
+        end = transitions[t];
       }
     }
-  })()
+    if(!end){
+
+    }
+  })(),
+  transient: function($elem){
+    var transitions = {
+      'transition': 'transitionend',
+      'WebkitTransition': 'webkitTransitionEnd',
+      'MozTransition': 'transitionend',
+      'OTransition': 'otransitionend'
+    };
+    var elem = document.createElement('div'),
+        end;
+
+    for (var t in transitions){
+      if (typeof elem.style[t] !== 'undefined'){
+        end = transitions[t];
+      }
+    }
+    if(end){
+      return end;
+    }else{
+      end = setTimeout(function(){
+        $elem.triggerHandler('transitionend', [$elem]);
+      }, 1);
+      return 'transitionend';
+    }
+
+  }
 };
 
 Foundation.util = {
diff --git a/js/foundation.drilldown.js b/js/foundation.drilldown.js
index 5f6bbe893..c850931dc 100644
--- a/js/foundation.drilldown.js
+++ b/js/foundation.drilldown.js
@@ -274,10 +274,15 @@
   Drilldown.prototype._hide = function($elem){
     var _this = this;
     $elem.addClass('is-closing')
-      .on(Foundation.transitionend + '.zf.drilldown', function(e){
-        // console.log('transitionend');
-        $(this).removeClass('is-active is-closing').off(Foundation.transitionend + '.zf.drilldown');
-      });
+      .one(Foundation.transient(), listen);
+
+    function listen(){
+      $elem.removeClass('is-active is-closing');
+    }
+      // .on(Foundation.transitionend + '.zf.drilldown', function(e){
+      //   // console.log('transitionend');
+      //   $(this).removeClass('is-active is-closing').off(Foundation.transitionend + '.zf.drilldown');
+      // });
     /**
      * Fires when the submenu is has closed.
      * @event Drilldown#hide
-- 
2.47.2