+std::vector<std::string> get_icon_sets ();
+void get_color_themes (std::map<std::string,std::string>&);
+std::string get_icon_path (const char*, std::string icon_set = std::string(), bool is_image = true);
+Glib::RefPtr<Gdk::Pixbuf> get_icon (const char*, std::string icon_set = std::string());