diff options
-rw-r--r-- | gtk2_ardour/gui_thread.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/gtk2_ardour/gui_thread.h b/gtk2_ardour/gui_thread.h index 0e88ad5d77..a62a098654 100644 --- a/gtk2_ardour/gui_thread.h +++ b/gtk2_ardour/gui_thread.h @@ -1,6 +1,8 @@ #ifndef __ardour_gtk_gui_thread_h__ #define __ardour_gtk_gui_thread_h__ +#include <gtkmm2ext/gtk_ui.h> + #define ENSURE_GUI_THREAD(slot) \ if (!Gtkmm2ext::UI::instance()->caller_is_gui_thread()) {\ Gtkmm2ext::UI::instance()->call_slot ((slot));\ |