--- /dev/null
+(* Copyright (C) 2005, HELM Team.
+ *
+ * This file is part of HELM, an Hypertextual, Electronic
+ * Library of Mathematics, developed at the Computer Science
+ * Department, University of Bologna, Italy.
+ *
+ * HELM is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * HELM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with HELM; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ * MA 02111-1307, USA.
+ *
+ * For details, see the HELM World-Wide-Web page,
+ * http://helm.cs.unibo.it/
+ *)
+
+class type gui =
+object
+ (** {2 Access to singleton instances of lower-level GTK widgets} *)
+ method main: MatitaGeneratedGui.mainWin
+
+ (** {2 Utility methods} *)
+ method loadScript: string -> unit
+end
+
+type paste_kind = [ `Term | `Pattern ]
+
+class type sequentsViewer =
+object
+ method reset: unit
+ method load_logo: unit
+ method load_logo_with_qed: unit
+ method nload_sequents: #GrafiteTypes.status -> unit
+ method goto_sequent:
+ #ApplyTransformation.status -> int -> unit (* to be called _after_ load_sequents *)
+end