Modify Stateful to allow undo to be done using differences in state.

[ardour.git] / gtk2_ardour / marker.cc

diff --git a/gtk2_ardour/marker.cc b/gtk2_ardour/marker.cc
index 50ef135f415bf6338b097b6b8ac7adbcf08d5b66..f4848228f8286ac13e89263ffea60d2e92069fbd 100644 (file)
--- a/gtk2_ardour/marker.cc
+++ b/gtk2_ardour/marker.cc
@@ -40,6 +40,8 @@
 using namespace std;
 using namespace ARDOUR;
 
+PBD::Signal1<void,Marker*> Marker::CatchDeletion;
+
 Marker::Marker (PublicEditor& ed, ArdourCanvas::Group& parent, guint32 rgba, const string& annotation,
                Type type, nframes_t frame, bool handle_events)
 
@@ -285,7 +287,7 @@ Marker::Marker (PublicEditor& ed, ArdourCanvas::Group& parent, guint32 rgba, con
 
 Marker::~Marker ()
 {
-       drop_references ();
+       CatchDeletion (this); /* EMIT SIGNAL */
 
        /* destroying the parent group destroys its contents, namely any polygons etc. that we added */
        delete name_pixbuf;