--- a/QTfrontend/ui/widget/hatbutton.h	Mon Dec 02 17:13:22 2013 +0100
+++ b/QTfrontend/ui/widget/hatbutton.h	Mon Dec 02 23:20:07 2013 +0400
@@ -35,6 +35,7 @@
         HatButton(QWidget* parent);
         int currentIndex();
         QString currentHat() const;
+        void setModel(HatModel * model);
 
     private:
         QModelIndex m_hat;