From 7e4c0f433d0b31687d8fe6d00eec788b37cecef1 Mon Sep 17 00:00:00 2001
From: Collin RM Stocks <collinstocks@gmail.com>
Date: Thu, 12 Mar 2015 09:31:53 -0400
Subject: [PATCH 1/2] Fix touch support. In case we are dragging something
 clickable, preventDefault on drag, not on mousedown/touchstart.

---
 source/js/jquery-sortable.js | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/source/js/jquery-sortable.js b/source/js/jquery-sortable.js
index 52c2432..6a7f2d7 100644
--- a/source/js/jquery-sortable.js
+++ b/source/js/jquery-sortable.js
@@ -86,6 +86,7 @@
     // The Placeholder has not been moved yet.
     onDrag: function ($item, position, _super, event) {
       $item.css(position)
+      event.preventDefault()
     },
     // Called after the drag has been started,
     // that is the mouse button is beeing held down and
@@ -109,7 +110,6 @@
     // Ignore if element clicked is input, select or textarea
     onMousedown: function ($item, _super, event) {
       if (!event.target.nodeName.match(/^(input|select|textarea)$/i)) {
-        event.preventDefault()
         return true
       }
     },
@@ -254,7 +254,7 @@
         this.item = closestItem;
         this.itemContainer = itemContainer;
         if (this.item.is(this.options.exclude) || !this.options.onMousedown(this.item, groupDefaults.onMousedown, e)) {
-            return;
+          return;
         }
         this.setPointer(e);
         this.toggleListeners('on');
@@ -401,10 +401,11 @@
       ) >= this.options.distance)
     },
     getPointer: function(e) {
-      var o = e.originalEvent || e.originalEvent.touches && e.originalEvent.touches[0]
+      var o = e.originalEvent,
+        t = (e.originalEvent.touches && e.originalEvent.touches[0]) || {};
       return {
-        left: e.pageX || o.pageX,
-        top: e.pageY || o.pageY
+        left: e.pageX || o.pageX || t.pageX,
+        top: e.pageY || o.pageY || t.pageY
       }
     },
     setupDelayTimer: function () {

From 9bb72689b83520bfaeca9f2440ecc92cb46c01ef Mon Sep 17 00:00:00 2001
From: Collin RM Stocks <collinstocks@gmail.com>
Date: Thu, 12 Mar 2015 14:24:50 -0400
Subject: [PATCH 2/2] mousedown events should be cancelled, but touchstart
 events should not

---
 source/js/jquery-sortable.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/source/js/jquery-sortable.js b/source/js/jquery-sortable.js
index 6a7f2d7..e861e68 100644
--- a/source/js/jquery-sortable.js
+++ b/source/js/jquery-sortable.js
@@ -110,6 +110,7 @@
     // Ignore if element clicked is input, select or textarea
     onMousedown: function ($item, _super, event) {
       if (!event.target.nodeName.match(/^(input|select|textarea)$/i)) {
+        if (event.type.match(/^mouse/)) event.preventDefault()
         return true
       }
     },