From bb720731f24241f8a42a92e888f3bd10794bd388 Mon Sep 17 00:00:00 2001
From: Krisjanis Rijnieks <krisjanis.rijnieks@gmail.com>
Date: Thu, 21 May 2015 17:38:58 +0200
Subject: [PATCH] Fix crashing on mouse release if no source selected

 - SurfaceManagerGui mouseRelease method did not check whether a surface is selected before checking if a selected surface has been moved
---
 src/Surfaces/SurfaceManagerGui.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/Surfaces/SurfaceManagerGui.cpp b/src/Surfaces/SurfaceManagerGui.cpp
index 49fc3a4..5e68a10 100644
--- a/src/Surfaces/SurfaceManagerGui.cpp
+++ b/src/Surfaces/SurfaceManagerGui.cpp
@@ -199,8 +199,10 @@ namespace ofx {
             textureEditor.stopDragJoints();
             
             // Check if surface has moved
-            if (!surfaceManager->getSelectedSurface()->getMoved()) {
-                _cmdManager->undo();
+            if (surfaceManager->getSelectedSurface()){
+                if (!surfaceManager->getSelectedSurface()->getMoved()) {
+                    _cmdManager->undo();
+                }
             }
             
         }