X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fengineer%2Fmainpanel.h;h=017617dafff437f9fdec9281b7337a10a5d2b7c8;hb=d27edb207810f0b4e44be8c3632d421faa5fed80;hp=56dd49450a6e9eb0ffb754e43cc86864ac4f6328;hpb=3e9c210ddc036cd015228504cc0803c909e27f84;p=r2c2.git

diff --git a/source/engineer/mainpanel.h b/source/engineer/mainpanel.h
index 56dd494..017617d 100644
--- a/source/engineer/mainpanel.h
+++ b/source/engineer/mainpanel.h
@@ -8,13 +8,14 @@ Distributed under the GPL
 #ifndef MAINPANEL_H_
 #define MAINPANEL_H_
 
+#include <sigc++/trackable.h>
 #include <msp/gltk/indicator.h>
 #include <msp/gltk/label.h>
 #include <msp/gltk/panel.h>
 
 class Engineer;
 
-class MainPanel: public Msp::GLtk::Panel
+class MainPanel: public Msp::GLtk::Panel, public sigc::trackable
 {
 private:
 	Engineer &engineer;