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diff --git a/ide/typed_notebook.ml b/ide/typed_notebook.ml
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+(************************************************************************)
+(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
+(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
+(*   \VV/  **************************************************************)
+(*    //   *      This file is distributed under the terms of the       *)
+(*         *       GNU Lesser General Public License Version 2.1        *)
+(************************************************************************)
+
+(* $Id: coqide.ml 11952 2009-03-02 15:29:08Z vgross $ *)
+
+class ['a] typed_notebook default_build nb =
+object(self)
+  inherit GPack.notebook nb as super
+  val mutable term_list = []
+
+  method append_term ?(build=default_build) (term:'a) =
+    let tab_label,menu_label,page = build term in
+      (* XXX - Temporary hack to compile with archaic lablgtk *)
+    ignore (super#append_page ?tab_label ?menu_label page);
+    let real_pos = super#page_num page in
+    let lower,higher = Util.list_split_at real_pos term_list in
+      term_list <- lower@[term]@higher;
+      real_pos
+(* XXX - Temporary hack to compile with archaic lablgtk
+  method insert_term ?(build=default_build) ?pos (term:'a) =
+    let tab_label,menu_label,page = build term in
+    let real_pos = super#insert_page ?tab_label ?menu_label ?pos page in
+    let lower,higher = Util.list_split_at real_pos term_list in
+      term_list <- lower@[term]@higher;
+      real_pos
+ *)
+  method prepend_term ?(build=default_build) (term:'a) =
+    let tab_label,menu_label,page = build term in
+      (* XXX - Temporary hack to compile with archaic lablgtk *)
+    ignore (super#prepend_page ?tab_label ?menu_label page);
+    let real_pos = super#page_num page in
+    let lower,higher = Util.list_split_at real_pos term_list in
+      term_list <- lower@[term]@higher;
+      real_pos
+
+  method set_term ?(build=default_build) (term:'a) =
+    let tab_label,menu_label,page = build term in
+    let real_pos = super#current_page in
+      term_list <- Util.list_map_i (fun i x -> if i = real_pos then term else x) 0 term_list;
+      super#set_page ?tab_label ?menu_label page
+
+  method remove_page index =
+    term_list <- Util.list_filter_i (fun i x -> i <> index) term_list;
+    super#remove_page index
+
+  method get_nth_term i =
+    List.nth term_list i
+
+  method term_num p =
+    Util.list_index0 p term_list
+
+  method pages = term_list
+
+  method current_term = List.nth term_list super#current_page
+end
+
+let create build =
+  GtkPack.Notebook.make_params []
+    ~cont:(GContainer.pack_container
+             ~create:(fun pl ->
+                        let nb = GtkPack.Notebook.create pl in
+                         (new typed_notebook build nb)))
+