(* Copyright (C) 2000-2002, 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://cs.unibo.it/helm/. *) open Printf open MatitaCicMisc open MatitaTypes (* List utility functions *) exception Skip let list_map_fail f = let rec aux = function [] -> [] | he::tl -> try let he' = f he in he'::(aux tl) with Skip -> (aux tl) in aux let choose_selection mmlwidget (element : Gdome.element option) = let rec aux element = if element#hasAttributeNS ~namespaceURI:Misc.helmns ~localName:(Gdome.domString "xref") then mmlwidget#set_selection (Some element) else try match element#get_parentNode with | None -> assert false | Some p -> aux (new Gdome.element_of_node p) with GdomeInit.DOMCastException _ -> debug_print "trying to select above the document root" in match element with | Some x -> aux x | None -> mmlwidget#set_selection None class proof_viewer obj = object(self) inherit GMathViewAux.single_selection_math_view obj val mutable current_infos = None val mutable current_mathml = None initializer ignore (self#connect#click (fun (gdome_elt, _, _, _) -> match gdome_elt with | Some gdome_elt -> prerr_endline (gdome_elt#get_nodeName#to_string); ignore (self#action_toggle gdome_elt) | None -> ())); ignore (self#connect#selection_changed (choose_selection self)) method load_proof ((uri_opt, _, _, _) as proof, (goal_opt: int option)) = let (annobj, ids_to_terms, ids_to_father_ids, ids_to_inner_sorts, ids_to_inner_types, ids_to_conjectures, ids_to_hypotheses) = Cic2acic.acic_object_of_cic_object (cicCurrentProof proof) in current_infos <- Some (ids_to_terms, ids_to_father_ids, ids_to_conjectures, ids_to_hypotheses); let mathml = ApplyTransformation.mml_of_cic_object ~explode_all:true (unopt_uri uri_opt) annobj ids_to_inner_sorts ids_to_inner_types in debug_print "load_proof: dumping MathML to /tmp/proof"; ignore (Misc.domImpl#saveDocumentToFile ~name:"/tmp/proof" ~doc:mathml ()); match current_mathml with | None -> self#load_root ~root:mathml#get_documentElement ; current_mathml <- Some mathml | Some current_mathml -> self#freeze; XmlDiff.update_dom ~from:current_mathml mathml ; self#thaw end class sequent_viewer obj = object(self) inherit GMathViewAux.multi_selection_math_view obj initializer ignore (self#connect#selection_changed (choose_selection self)) val mutable current_infos = None method get_selected_terms = let selections = self#get_selections in list_map_fail (function node -> let xpath = ((node : Gdome.element)#getAttributeNS ~namespaceURI:Misc.helmns ~localName:(Gdome.domString "xref"))#to_string in if xpath = "" then assert false (* "ERROR: No xref found!!!" *) else match current_infos with Some (ids_to_terms,_,_) -> let id = xpath in (try Hashtbl.find ids_to_terms id with _ -> raise Skip) | None -> assert false (* "ERROR: No current term!!!" *) ) selections method get_selected_hypotheses = let selections = self#get_selections in list_map_fail (function node -> let xpath = ((node : Gdome.element)#getAttributeNS ~namespaceURI:Misc.helmns ~localName:(Gdome.domString "xref"))#to_string in if xpath = "" then assert false (* "ERROR: No xref found!!!" *) else match current_infos with Some (_,_,ids_to_hypotheses) -> let id = xpath in (try Hashtbl.find ids_to_hypotheses id with _ -> raise Skip) | None -> assert false (* "ERROR: No current term!!!" *) ) selections method load_sequent metasenv metano = (* let (annconjecture, ids_to_terms, ids_to_father_ids, ids_to_inner_sorts, ids_to_hypotheses) = Cic2acic.asequent_of_sequent metasenv conjecture in *) let sequent = CicUtil.lookup_meta metano metasenv in let (mathml, (ids_to_terms, ids_to_father_ids, ids_to_hypotheses)) = ApplyTransformation.mml_of_cic_sequent metasenv sequent in current_infos <- Some (ids_to_terms, ids_to_father_ids, ids_to_hypotheses); debug_print "load_sequent: dumping MathML to /tmp/prova"; ignore (Misc.domImpl#saveDocumentToFile ~name:"/tmp/prova" ~doc:mathml ()); self#load_root ~root:mathml#get_documentElement end class sequents_viewer ~(notebook:GPack.notebook) ~(sequent_viewer:MatitaTypes.sequent_viewer) ~set_goal () = let tab_label metano = (GMisc.label ~text:(sprintf "?%d" metano) ~show:true ())#coerce in object (self) val mutable pages = 0 val mutable switch_page_callback = None val mutable page2goal = [] (* associative list: page no -> goal no *) val mutable goal2page = [] (* the other way round *) val mutable goal2win = [] (* associative list: goal no -> scrolled win *) val mutable _metasenv = [] method reset = for i = 1 to pages do notebook#remove_page 0 done; pages <- 0; page2goal <- []; goal2page <- []; goal2win <- []; _metasenv <- []; (match switch_page_callback with | Some id -> GtkSignal.disconnect notebook#as_widget id; switch_page_callback <- None | None -> ()) method load_sequents metasenv = let sequents_no = List.length metasenv in _metasenv <- metasenv; pages <- sequents_no; let win metano = let w = GBin.scrolled_window ~hpolicy:`AUTOMATIC ~vpolicy:`AUTOMATIC ~shadow_type:`IN ~show:true () in let reparent () = match sequent_viewer#misc#parent with | None -> w#add sequent_viewer#coerce | Some _ -> sequent_viewer#misc#reparent w#coerce in goal2win <- (metano, reparent) :: goal2win; w#coerce in let page = ref 0 in List.iter (fun (metano, _, _) -> page2goal <- (!page, metano) :: page2goal; goal2page <- (metano, !page) :: goal2page; incr page; notebook#append_page ~tab_label:(tab_label metano) (win metano)) metasenv; switch_page_callback <- Some (notebook#connect#switch_page ~callback:(fun page -> let goal = try List.assoc page page2goal with Not_found -> assert false in set_goal goal; self#render_page ~page ~goal)) method private render_page ~page ~goal = sequent_viewer#load_sequent _metasenv goal; try List.assoc goal goal2win (); debug_print "set_selection none"; sequent_viewer#set_selection None with Not_found -> assert false method goto_sequent goal = let page = try List.assoc goal goal2page with Not_found -> assert false in notebook#goto_page page; self#render_page page goal; end (** constructors *) let sequent_viewer ?hadjustment ?vadjustment ?font_size ?log_verbosity = GtkBase.Widget.size_params ~cont:(OgtkMathViewProps.pack_return (fun p -> OgtkMathViewProps.set_params (new sequent_viewer (GtkMathViewProps.MathView_GMetaDOM.create p)) ~font_size ~log_verbosity)) [] let proof_viewer ?hadjustment ?vadjustment ?font_size ?log_verbosity = GtkBase.Widget.size_params ~cont:(OgtkMathViewProps.pack_return (fun p -> OgtkMathViewProps.set_params (new proof_viewer (GtkMathViewProps.MathView_GMetaDOM.create p)) ~font_size ~log_verbosity)) [] let proof_viewer_instance = let instance = lazy ( let gui = MatitaGui.instance () in proof_viewer ~show:true ~packing:gui#proof#scrolledProof#add () ) in fun () -> Lazy.force instance let sequents_viewer ~(notebook:GPack.notebook) ~(sequent_viewer:MatitaTypes.sequent_viewer) ~set_goal () = new sequents_viewer ~notebook ~sequent_viewer ~set_goal ()