uint32_t rgba_from_style (std::string, uint32_t, uint32_t, uint32_t, uint32_t, std::string = "fg", int = Gtk::STATE_NORMAL, bool = true);
-Gdk::Color color_from_style (std::string widget_style_name, int state, std::string attr);
-Glib::RefPtr<Gdk::GC> gc_from_style (std::string widget_style_name, int state, std::string attr);
-
-
void decorate (Gtk::Window& w, Gdk::WMDecoration d);
bool canvas_item_visible (ArdourCanvas::Item* item);