discard empty expressions in setExpression (fix scrollbar in expressi…

…on widget)
qgis · Jun 23, 2014 · 4c199ff · 4c199ff
1 parent c80bae5
commit 4c199ff
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/gui/qgsfieldmodel.cpp b/src/gui/qgsfieldmodel.cpp
@@ -120,7 +120,9 @@ void QgsFieldModel::setExpression( const QString &expression )
     return;
 
   beginResetModel();
-  mExpression = QList<QString>() << expression;
+  mExpression = QList<QString>();
+  if ( !expression.isEmpty() )
+    mExpression << expression;
   endResetModel();
 }