typedef Gtk::UIManager UIManager;
+class About;
class Toolbox;
class Instance;
class CanvasView;
static synfig::Gamma gamma;
+ static About *about;
static Toolbox *toolbox;
static std::list<etl::handle<Instance> > instance_list;
static bool single_threaded;
+ static bool restrict_radius_ducks;
+
/*
-- ** -- S I G N A L S -------------------------------------------------------
*/