Unfreeze canvas also when cancel is clicked in open ogr layer dialog.

git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@10922 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: wonder

src/app/qgisapp.cpp

@@ -2347,16 +2347,14 @@ void QgisApp::addVectorLayer()
   {
     QStringList selectedSources = ovl->dataSources();
     QString enc = ovl->encoding();
-    if ( selectedSources.isEmpty() )
+    if ( !selectedSources.isEmpty() )
     {
-      // no files were selected, so just bail
-      mMapCanvas->freeze( false );
-      return;
-    }
-    else
       addVectorLayers( selectedSources, enc, ovl->dataSourceType() );
+    }
   }
 
+  mMapCanvas->freeze( false );
+
   delete ovl;
   // update UI
   qApp->processEvents();