From ccc54715480c86366ce51ff9bf572e951be37adc Mon Sep 17 00:00:00 2001
From: wonder <wonder@c8812cc2-4d05-0410-92ff-de0c093fc19c>
Date: Sat, 19 Dec 2009 10:29:23 +0000
Subject: [PATCH] Clear undo stack on rollback. Fixes #2287.

git-svn-id: http://svn.osgeo.org/qgis/trunk@12510 c8812cc2-4d05-0410-92ff-de0c093fc19c
---
 src/core/qgsvectorlayer.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/core/qgsvectorlayer.cpp b/src/core/qgsvectorlayer.cpp
index ff22d28d019..2865996e82d 100644
--- a/src/core/qgsvectorlayer.cpp
+++ b/src/core/qgsvectorlayer.cpp
@@ -3414,6 +3414,8 @@ bool QgsVectorLayer::rollBack()
 
   deleteCachedGeometries();
 
+  undoStack()->clear();
+
   mEditable = false;
   emit editingStopped();
 
@@ -3423,7 +3425,6 @@ bool QgsVectorLayer::rollBack()
   setCacheImage( 0 );
   triggerRepaint();
 
-
   return true;
 }