New approach for displaying track state

[r2c2.git] / source / libr2c2 / trackchain.h

diff --git a/source/libr2c2/trackchain.h b/source/libr2c2/trackchain.h
index e73e23bd11309711b909a98803410c05d8bf399e..b4704f0bd9f145394035376b5abada7719b23789 100644 (file)
--- a/source/libr2c2/trackchain.h
+++ b/source/libr2c2/trackchain.h
@@ -33,6 +33,10 @@ protected:
                INCOMPATIBLE
        };
 
+public:
+       sigc::signal<void, Track &> signal_track_added;
+       sigc::signal<void, Track &> signal_track_removed;
+
        Layout &layout;
        TrackSet tracks;
        TrackIter ends[2];