- midnam_connection.drop_connections ();
- the_instrument->DropReferences.connect (midnam_connection, invalidator (*this),
- boost::bind (&MidiTimeAxisView::drop_instrument_ref, this),
- gui_context());
- pi->plugin()->UpdateMidnam.connect (midnam_connection, invalidator (*this),
- boost::bind (&Plugin::read_midnam, pi->plugin ()),
- gui_context());
-