From df39a76f3cd8b9fe26b185d5869edbf07578954b Mon Sep 17 00:00:00 2001
From: "Simon (darkside) Jackson" <none@none>
Date: Mon, 23 May 2016 21:30:06 +0100
Subject: [PATCH] Added patch to limit the Reorderable List component to
 Screenspace-Overlay canvases for now to avoid issues until it can be updated.

--HG--
branch : develop_5.3
---
 Scripts/ReorderableList/ReorderableList.cs | 29 +++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)

diff --git a/Scripts/ReorderableList/ReorderableList.cs b/Scripts/ReorderableList/ReorderableList.cs
index df876d7..cb2ee35 100644
--- a/Scripts/ReorderableList/ReorderableList.cs
+++ b/Scripts/ReorderableList/ReorderableList.cs
@@ -44,6 +44,28 @@ namespace UnityEngine.UI.Extensions
             }
         }
 
+        Canvas GetCanvas()
+        {
+            Transform t = transform;
+            Canvas canvas = null;
+        
+
+            int lvlLimit = 100;
+            int lvl = 0;
+
+            while (canvas == null && lvl < lvlLimit)
+            {
+                canvas = t.gameObject.GetComponent<Canvas>();
+                if (canvas == null)
+                {
+                    t = t.parent;
+                }
+
+                lvl++;
+            }
+            return canvas;
+        }
+
         private void Awake()
         {
 
@@ -60,7 +82,12 @@ namespace UnityEngine.UI.Extensions
             {
                 Debug.LogError("You need to have a Graphic control (such as an Image) for the list [" + name + "] to be droppable", gameObject);
                 return;
-            } 
+            }
+            if (GetCanvas().renderMode != RenderMode.ScreenSpaceOverlay)
+            {
+                Debug.LogError("The ReOrderable List is only supported on a Screenspace-Overlay Canvas at the moment");
+            }
+
             _listContent = ContentLayout.gameObject.AddComponent<ReorderableListContent>();
             _listContent.Init(this);
         }