refs #550: fix crash when myObject is NULL

[modules/hydro.git] / src / HYDROGUI / HYDROGUI_OrderedListWidget.cxx

diff --git a/src/HYDROGUI/HYDROGUI_OrderedListWidget.cxx b/src/HYDROGUI/HYDROGUI_OrderedListWidget.cxx
index e80016777237a9ec341a12f93b39290ca6a1fe7b..1b551cfc17799a0f500add6305dadd8d2cd7b94e 100644 (file)
--- a/src/HYDROGUI/HYDROGUI_OrderedListWidget.cxx
+++ b/src/HYDROGUI/HYDROGUI_OrderedListWidget.cxx
@@ -1,8 +1,4 @@
-// Copyright (C) 2007-2015  CEA/DEN, EDF R&D, OPEN CASCADE
-//
-// Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
-// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
-//
+// Copyright (C) 2014-2015  EDF-R&D
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Lesser General Public
 // License as published by the Free Software Foundation; either
@@ -327,7 +323,8 @@ void HYDROGUI_OrderedListWidget::onMove( int theType )
     }
   }
 
-  if ( isMoved ) {
+  if ( isMoved )
+  {
     emit orderChanged();
   }
 }
@@ -362,4 +359,11 @@ void HYDROGUI_OrderedListWidget::setOrderingEnabled( const bool theIsToEnable )
 
   // enable/disable drag and drop
   myList->setDragEnabled( theIsToEnable );
-}
\ No newline at end of file
+}
+
+void HYDROGUI_OrderedListWidget::undoLastMove()
+{
+  HYDROGUI_ListModel* aModel = getSourceModel();
+  if( aModel )
+    aModel->undoLastMove();
+}