--- a/QTfrontend/ui/widget/drawmapwidget.h	Mon Apr 09 22:01:13 2012 +0400
+++ b/QTfrontend/ui/widget/drawmapwidget.h	Mon Apr 09 22:01:36 2012 +0400
@@ -70,6 +70,7 @@
     public slots:
         void undo();
         void clear();
+        void setErasing(bool erasing);
         void save(const QString & fileName);
         void load(const QString & fileName);