From 85b7896a47f9bb622b394107769cb7c1121a6995 Mon Sep 17 00:00:00 2001
From: Thierry Bastian <thierry.bastian@nokia.com>
Date: Fri, 30 Oct 2009 12:40:13 +0100
Subject: QItemSelectionModel could emit selectionChanged with no change

Task-number: QTBUG-560
Reviewed-by: ogoffart
---
 src/gui/itemviews/qitemselectionmodel.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/gui/itemviews/qitemselectionmodel.cpp b/src/gui/itemviews/qitemselectionmodel.cpp
index f2ccb6e..c6e02a6 100644
--- a/src/gui/itemviews/qitemselectionmodel.cpp
+++ b/src/gui/itemviews/qitemselectionmodel.cpp
@@ -1587,7 +1587,8 @@ void QItemSelectionModel::emitSelectionChanged(const QItemSelection &newSelectio
         }
     }
 
-    emit selectionChanged(selected, deselected);
+    if (!selected.isEmpty() || !deselected.isEmpty())
+        emit selectionChanged(selected, deselected);
 }
 
 #ifndef QT_NO_DEBUG_STREAM
-- 
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