fix meterbridge metric display switch

[ardour.git] / gtk2_ardour / meterbridge.h

diff --git a/gtk2_ardour/meterbridge.h b/gtk2_ardour/meterbridge.h
index e8ab97d93bbec10f984fd2ea91fa87bd5c94322f..32ab2c929d42b80caca24d1f04757622d4c0bd95 100644 (file)
--- a/gtk2_ardour/meterbridge.h
+++ b/gtk2_ardour/meterbridge.h
@@ -20,6 +20,8 @@
 #ifndef __ardour_meterbridge_h__
 #define __ardour_meterbridge_h__
 
+#include <glibmm/thread.h>
+
 #include <gtkmm/box.h>
 #include <gtkmm/scrolledwindow.h>
 #include <gtkmm/label.h>
@@ -81,6 +83,7 @@ class Meterbridge :
        void session_going_away ();
        void sync_order_keys (ARDOUR::RouteSortOrderKey src);
        void resync_order ();
+       mutable Glib::Threads::Mutex _resync_mutex;
 
        struct MeterBridgeStrip {
                MeterStrip *s;