From 6bbf7ed109a4779111d426738c426684c1f5bf30 Mon Sep 17 00:00:00 2001
From: James Turner <zakalawe@mac.com>
Date: Wed, 9 Mar 2022 09:57:31 +0000
Subject: [PATCH] Add missing declaration to SpacerItem

---
 simgear/canvas/layout/SpacerItem.hxx | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/simgear/canvas/layout/SpacerItem.hxx b/simgear/canvas/layout/SpacerItem.hxx
index 8e5346d8..1f57bb1a 100644
--- a/simgear/canvas/layout/SpacerItem.hxx
+++ b/simgear/canvas/layout/SpacerItem.hxx
@@ -37,6 +37,8 @@ namespace canvas
 
   };
 
+using SpacerItemRef = SGSharedPtr<SpacerItem> ;
+
 } // namespace canvas
 } // namespace simgear