#ifndef __gtk_ardour_editor_route_groups_h__
#define __gtk_ardour_editor_route_groups_h__
+#include <gtkmm/liststore.h>
+#include <gtkmm/scrolledwindow.h>
+#include <gtkmm/treemodel.h>
+#include <gtkmm/treeview.h>
+
#include "editor_component.h"
class EditorRouteGroups : public EditorComponent, public ARDOUR::SessionHandlePtr