+(* Copyright (C) 2004-2005, 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/
+ *)
+
+open Printf
+
+open GrafiteTypes
+open MatitaGtkMisc
+open MatitaGuiTypes
+open GtkSourceView2
+
+type document_element = string
+
+class type cicMathView =
+object
+ inherit GObj.widget
+
+ method set_font_size: int -> unit
+ method update_font_size: unit
+
+ method load_root : root:document_element -> unit
+ method action_toggle: document_element -> bool
+ method remove_selections: unit
+ method set_selection: document_element option -> unit
+ method get_selections: document_element list
+ method has_selection: bool
+
+ (** @raise Failure "no selection" *)
+ method strings_of_selection: (MatitaGuiTypes.paste_kind * string) list
+
+ (** set hyperlink callback. None disable hyperlink handling *)
+ method set_href_callback: (string -> unit) option -> unit
+
+ (** load a sequent and render it into parent widget *)
+ method nload_sequent:
+ #ApplyTransformation.status -> NCic.metasenv -> NCic.substitution -> int -> unit
+
+ method load_nobject: #ApplyTransformation.status -> NCic.obj -> unit
+end
+
+(*
+let xlink_ns = Gdome.domString "http://www.w3.org/1999/xlink"
+let helm_ns = Gdome.domString "http://www.cs.unibo.it/helm"
+let href_ds = Gdome.domString "href"
+let xref_ds = Gdome.domString "xref"
+*)
+
+ (** Gdome.element of a MathML document whose rendering should be blank. Used
+ * by cicBrowser to render "about:blank" document *)
+let empty_mathml = lazy ""
+
+ (** shown for goals closed by side effects *)
+let closed_goal_mathml = lazy "chiuso per side effect..."
+
+(*
+let rec has_maction (elt :Gdome.element) =
+ (* fix this comparison *)
+ if elt#get_tagName#to_string = "m:maction" ||
+ elt#get_tagName#to_string = "b:action" then
+ true
+ else
+ match elt#get_parentNode with
+ | Some node when node#get_nodeType = GdomeNodeTypeT.ELEMENT_NODE ->
+ has_maction (new Gdome.element_of_node node)
+ | _ -> false
+;;
+
+let hrefs_of_elt elt =
+ let localName = href_ds in
+ if elt#hasAttributeNS ~namespaceURI:xlink_ns ~localName then
+ let text =
+ (elt#getAttributeNS ~namespaceURI:xlink_ns ~localName)#to_string in
+ Some (HExtlib.split text)
+ else
+ None
+
+let id_of_node (node: Gdome.element) =
+ let xref_attr =
+ node#getAttributeNS ~namespaceURI:helm_ns ~localName:xref_ds in
+ try
+ List.hd (HExtlib.split ~sep:' ' xref_attr#to_string)
+ with Failure _ -> assert false
+
+type selected_term =
+ | SelTerm of NCic.term * string option (* term, parent hypothesis (if any) *)
+ | SelHyp of string * NCic.context (* hypothesis, context *)
+*)
+
+let near (x1, y1) (x2, y2) =
+ let distance = sqrt (((x2 -. x1) ** 2.) +. ((y2 -. y1) ** 2.)) in
+ (distance < 4.)
+
+(*
+let name_of_hypothesis = function
+ | Some (Cic.Name s, _) -> s
+ | _ -> assert false
+
+let domImpl = Gdome.domImplementation ()
+
+(* ids_to_terms should not be passed here, is just for debugging *)
+let find_root_id annobj id ids_to_father_ids ids_to_terms ids_to_inner_types =
+ assert false (* MATITA 1.0
+ let find_parent id ids =
+ let rec aux id =
+(* (prerr_endline (sprintf "id %s = %s" id
+ (try
+ CicPp.ppterm (Hashtbl.find ids_to_terms id)
+ with Not_found -> "NONE"))); *)
+ if List.mem id ids then Some id
+ else
+ (match
+ (try Hashtbl.find ids_to_father_ids id with Not_found -> None)
+ with
+ | None -> None
+ | Some id' -> aux id')
+ in
+ aux id
+ in
+ let return_father id ids =
+ match find_parent id ids with
+ | None -> assert false
+ | Some parent_id -> parent_id
+ in
+ let mk_ids terms = List.map CicUtil.id_of_annterm terms in
+ let inner_types =
+ Hashtbl.fold
+ (fun _ types acc ->
+ match types.Cic2acic.annexpected with
+ None -> types.Cic2acic.annsynthesized :: acc
+ | Some ty -> ty :: types.Cic2acic.annsynthesized :: acc
+ ) ids_to_inner_types [] in
+ match annobj with
+ | Cic.AConstant (_, _, _, Some bo, ty, _, _)
+ | Cic.AVariable (_, _, Some bo, ty, _, _)
+ | Cic.ACurrentProof (_, _, _, _, bo, ty, _, _) ->
+ return_father id (mk_ids (ty :: bo :: inner_types))
+ | Cic.AConstant (_, _, _, None, ty, _, _)
+ | Cic.AVariable (_, _, None, ty, _, _) ->
+ return_father id (mk_ids (ty::inner_types))
+ | Cic.AInductiveDefinition _ ->
+ assert false (* TODO *)
+ *)
+
+ (** @return string content of a dom node having a single text child node, e.g.
+ * <m:mi xlink:href="...">bool</m:mi> *)
+let string_of_dom_node node =
+ match node#get_firstChild with
+ | None -> ""
+ | Some node ->
+ (try
+ let text = new Gdome.text_of_node node in
+ text#get_data#to_string
+ with GdomeInit.DOMCastException _ -> "")
+*)
+
+class clickableMathView obj =
+let text_width = 80 in
+object (self)
+ inherit GSourceView2.source_view obj
+
+ method has_selection = (assert false : bool)
+ method strings_of_selection = (assert false : (paste_kind * string) list)
+ method update_font_size =
+ self#misc#modify_font_by_name
+ (sprintf "%s %d" BuildTimeConf.script_font (MatitaMisc.get_current_font_size ()))
+ method set_href_callback = (function _ -> () : (string -> unit) option -> unit)
+ method private set_cic_info = (function _ -> () : unit (*(Cic.conjecture option * (Cic.id, Cic.term) Hashtbl.t *
+ (Cic.id, Cic.hypothesis) Hashtbl.t *
+ (Cic.id, Cic.id option) Hashtbl.t * ('a, 'b) Hashtbl.t * 'c option)*) option -> unit)
+ (* dal widget di Luca *)
+ method load_root ~root =
+ self#buffer#delete ~start:(self#buffer#get_iter `START)
+ ~stop:(self#buffer#get_iter `END);
+ self#buffer#insert root
+ method action_toggle = (fun _ -> assert false : document_element -> bool)
+ method remove_selections = (() : unit)
+ method set_selection = (fun _ -> () : document_element option -> unit)
+ method get_selections = (assert false : document_element list)
+ method set_font_size font_size =
+ self#misc#modify_font_by_name
+ (sprintf "%s %d" BuildTimeConf.script_font font_size)
+
+ initializer
+ self#set_font_size (MatitaMisc.get_current_font_size ());
+ self#source_buffer#set_language (Some MatitaGtkMisc.matita_lang);
+ self#source_buffer#set_highlight_syntax true;
+ self#set_editable false
+
+(* MATITA1.0
+ inherit GMathViewAux.multi_selection_math_view obj
+
+ val mutable href_callback: (string -> unit) option = None
+ method set_href_callback f = href_callback <- f
+
+ val mutable _cic_info = None
+ method private set_cic_info info = _cic_info <- info
+ method private cic_info = _cic_info
+
+ val normal_cursor = Gdk.Cursor.create `LEFT_PTR
+ val href_cursor = Gdk.Cursor.create `HAND2
+ val maction_cursor = Gdk.Cursor.create `QUESTION_ARROW
+
+ initializer
+ self#set_font_size (MatitaMisc.get_current_font_size ());
+ ignore (self#connect#selection_changed self#choose_selection_cb);
+ ignore (self#event#connect#button_press self#button_press_cb);
+ ignore (self#event#connect#button_release self#button_release_cb);
+ ignore (self#event#connect#selection_clear self#selection_clear_cb);
+ ignore (self#connect#element_over self#element_over_cb);
+ ignore (self#coerce#misc#connect#selection_get self#selection_get_cb)
+
+ val mutable button_press_x = -1.
+ val mutable button_press_y = -1.
+ val mutable selection_changed = false
+ val mutable href_statusbar_msg:
+ (GMisc.statusbar_context * Gtk.statusbar_message) option = None
+ (* <statusbar ctxt, statusbar msg> *)
+
+ method private selection_get_cb ctxt ~info ~time =
+ let text =
+ match ctxt#target with
+ | "PATTERN" -> self#text_of_selection `Pattern
+ | "TERM" | _ -> self#text_of_selection `Term
+ in
+ match text with
+ | None -> ()
+ | Some s -> ctxt#return s
+
+ method private text_of_selection fmt =
+ match self#get_selections with
+ | [] -> None
+ | node :: _ -> Some (self#string_of_node ~paste_kind:fmt node)
+
+ method private selection_clear_cb sel_event =
+ self#remove_selections;
+ (GData.clipboard Gdk.Atom.clipboard)#clear ();
+ false
+
+ method private button_press_cb gdk_button =
+ let button = GdkEvent.Button.button gdk_button in
+ if button = MatitaMisc.left_button then begin
+ button_press_x <- GdkEvent.Button.x gdk_button;
+ button_press_y <- GdkEvent.Button.y gdk_button;
+ selection_changed <- false
+ end else if button = MatitaMisc.right_button then
+ self#popup_contextual_menu
+ (self#get_element_at
+ (int_of_float (GdkEvent.Button.x gdk_button))
+ (int_of_float (GdkEvent.Button.y gdk_button)))
+ (GdkEvent.Button.time gdk_button);
+ false
+
+ method private element_over_cb (elt_opt, _, _, _) =
+ let win () = self#misc#window in
+ let leave_href () =
+ Gdk.Window.set_cursor (win ()) normal_cursor;
+ HExtlib.iter_option (fun (ctxt, msg) -> ctxt#remove msg)
+ href_statusbar_msg
+ in
+ match elt_opt with
+ | Some elt ->
+ if has_maction elt then
+ Gdk.Window.set_cursor (win ()) maction_cursor
+ else
+ (match hrefs_of_elt elt with
+ | Some ((_ :: _) as hrefs) ->
+ Gdk.Window.set_cursor (win ()) href_cursor;
+ let msg_text = (* now create statusbar msg and store it *)
+ match hrefs with
+ | [ href ] -> sprintf "Hyperlink to %s" href
+ | _ -> sprintf "Hyperlinks to: %s" (String.concat ", " hrefs) in
+ let ctxt = (get_gui ())#main#statusBar#new_context ~name:"href" in
+ let msg = ctxt#push msg_text in
+ href_statusbar_msg <- Some (ctxt, msg)
+ | _ -> leave_href ())
+ | None -> leave_href ()
+
+ method private tactic_text_pattern_of_node node =
+ let id = id_of_node node in
+ let cic_info, unsh_sequent = self#get_cic_info id in
+ match self#get_term_by_id cic_info id with
+ | SelTerm (t, father_hyp) ->
+ let sequent = self#sequent_of_id ~paste_kind:`Pattern id in
+ let text = self#string_of_cic_sequent ~output_type:`Pattern sequent in
+ (match father_hyp with
+ | None -> None, [], Some text
+ | Some hyp_name -> None, [ hyp_name, text ], None)
+ | SelHyp (hyp_name, _ctxt) -> None, [ hyp_name, "%" ], None
+
+ method private tactic_text_of_node node =
+ let id = id_of_node node in
+ let cic_info, unsh_sequent = self#get_cic_info id in
+ match self#get_term_by_id cic_info id with
+ | SelTerm (t, father_hyp) ->
+ let sequent = self#sequent_of_id ~paste_kind:`Term id in
+ let text = self#string_of_cic_sequent ~output_type:`Term sequent in
+ text
+ | SelHyp (hyp_name, _ctxt) -> hyp_name
+
+ (** @return a pattern structure which contains pretty printed terms *)
+ method private tactic_text_pattern_of_selection =
+ match self#get_selections with
+ | [] -> assert false (* this method is invoked only if there's a sel. *)
+ | node :: _ -> self#tactic_text_pattern_of_node node
+
+ method private popup_contextual_menu element time =
+ let menu = GMenu.menu () in
+ let add_menu_item ?(menu = menu) ?stock ?label () =
+ GMenu.image_menu_item ?stock ?label ~packing:menu#append () in
+ let check = add_menu_item ~label:"Check" () in
+ let reductions_menu_item = GMenu.menu_item ~label:"βδιζ-reduce" () in
+ let tactics_menu_item = GMenu.menu_item ~label:"Apply tactic" () in
+ let hyperlinks_menu_item = GMenu.menu_item ~label:"Hyperlinks" () in
+ menu#append reductions_menu_item;
+ menu#append tactics_menu_item;
+ menu#append hyperlinks_menu_item;
+ let reductions = GMenu.menu () in
+ let tactics = GMenu.menu () in
+ let hyperlinks = GMenu.menu () in
+ reductions_menu_item#set_submenu reductions;
+ tactics_menu_item#set_submenu tactics;
+ hyperlinks_menu_item#set_submenu hyperlinks;
+ let normalize = add_menu_item ~menu:reductions ~label:"Normalize" () in
+ let simplify = add_menu_item ~menu:reductions ~label:"Simplify" () in
+ let whd = add_menu_item ~menu:reductions ~label:"Weak head" () in
+ (match element with
+ | None -> hyperlinks_menu_item#misc#set_sensitive false
+ | Some elt ->
+ match hrefs_of_elt elt, href_callback with
+ | Some l, Some f ->
+ List.iter
+ (fun h ->
+ let item = add_menu_item ~menu:hyperlinks ~label:h () in
+ connect_menu_item item (fun () -> f h)) l
+ | _ -> hyperlinks_menu_item#misc#set_sensitive false);
+ menu#append (GMenu.separator_item ());
+ let copy = add_menu_item ~stock:`COPY () in
+ let gui = get_gui () in
+ List.iter (fun item -> item#misc#set_sensitive gui#canCopy)
+ [ copy; check; normalize; simplify; whd ];
+ let reduction_action kind () =
+ let pat = self#tactic_text_pattern_of_selection in
+ let statement =
+ let loc = HExtlib.dummy_floc in
+ "\n" ^
+ GrafiteAstPp.pp_executable ~term_pp:(fun s -> s)
+ ~lazy_term_pp:(fun _ -> assert false) ~obj_pp:(fun _ -> assert false)
+ ~map_unicode_to_tex:(Helm_registry.get_bool
+ "matita.paste_unicode_as_tex")
+ (GrafiteAst.Tactic (loc,
+ Some (GrafiteAst.Reduce (loc, kind, pat)),
+ GrafiteAst.Semicolon loc)) in
+ (MatitaScript.current ())#advance ~statement () in
+ connect_menu_item copy gui#copy;
+ connect_menu_item normalize (reduction_action `Normalize);
+ connect_menu_item simplify (reduction_action `Simpl);
+ connect_menu_item whd (reduction_action `Whd);
+ menu#popup ~button:MatitaMisc.right_button ~time
+
+ method private button_release_cb gdk_button =
+ if GdkEvent.Button.button gdk_button = MatitaMisc.left_button then begin
+ let button_release_x = GdkEvent.Button.x gdk_button in
+ let button_release_y = GdkEvent.Button.y gdk_button in
+ if selection_changed then
+ ()
+ else (* selection _not_ changed *)
+ if near (button_press_x, button_press_y)
+ (button_release_x, button_release_y)
+ then
+ let x = int_of_float button_press_x in
+ let y = int_of_float button_press_y in
+ (match self#get_element_at x y with
+ | None -> ()
+ | Some elt ->
+ if has_maction elt then ignore(self#action_toggle elt) else
+ (match hrefs_of_elt elt with
+ | Some hrefs -> self#invoke_href_callback hrefs gdk_button
+ | None -> ()))
+ end;
+ false
+
+ method private invoke_href_callback hrefs gdk_button =
+ let button = GdkEvent.Button.button gdk_button in
+ if button = MatitaMisc.left_button then
+ let time = GdkEvent.Button.time gdk_button in
+ match href_callback with
+ | None -> ()
+ | Some f ->
+ (match hrefs with
+ | [ uri ] -> f uri
+ | uris ->
+ let menu = GMenu.menu () in
+ List.iter
+ (fun uri ->
+ let menu_item =
+ GMenu.menu_item ~label:uri ~packing:menu#append () in
+ connect_menu_item menu_item
+ (fun () -> try f uri with Not_found -> assert false))
+ uris;
+ menu#popup ~button ~time)
+
+ method private choose_selection_cb gdome_elt =
+ let set_selection elt =
+ let misc = self#coerce#misc in
+ self#set_selection (Some elt);
+ misc#add_selection_target ~target:"STRING" Gdk.Atom.primary;
+ ignore (misc#grab_selection Gdk.Atom.primary);
+ in
+ let rec aux elt =
+ if (elt#getAttributeNS ~namespaceURI:helm_ns
+ ~localName:xref_ds)#to_string <> ""
+ then
+ set_selection elt
+ else
+ try
+ (match elt#get_parentNode with
+ | None -> assert false
+ | Some p -> aux (new Gdome.element_of_node p))
+ with GdomeInit.DOMCastException _ -> ()
+ in
+ (match gdome_elt with
+ | Some elt when (elt#getAttributeNS ~namespaceURI:xlink_ns
+ ~localName:href_ds)#to_string <> "" ->
+ set_selection elt
+ | Some elt -> aux elt
+ | None -> self#set_selection None);
+ selection_changed <- true
+
+ method update_font_size = self#set_font_size (MatitaMisc.get_current_font_size ())
+
+ (** find a term by id from stored CIC infos @return either `Hyp if the id
+ * correspond to an hypothesis or `Term (cic, hyp) if the id correspond to a
+ * term. In the latter case hyp is either None (if the term is a subterm of
+ * the sequent conclusion) or Some hyp_name if the term belongs to an
+ * hypothesis *)
+ method private get_term_by_id cic_info id =
+ let unsh_item, ids_to_terms, ids_to_hypotheses, ids_to_father_ids, _, _ =
+ cic_info in
+ let rec find_father_hyp id =
+ if Hashtbl.mem ids_to_hypotheses id
+ then Some (name_of_hypothesis (Hashtbl.find ids_to_hypotheses id))
+ else
+ let father_id =
+ try Hashtbl.find ids_to_father_ids id
+ with Not_found -> assert false in
+ match father_id with
+ | Some id -> find_father_hyp id
+ | None -> None
+ in
+ try
+ let term = Hashtbl.find ids_to_terms id in
+ let father_hyp = find_father_hyp id in
+ SelTerm (term, father_hyp)
+ with Not_found ->
+ try
+ let hyp = Hashtbl.find ids_to_hypotheses id in
+ let _, context, _ =
+ match unsh_item with Some seq -> seq | None -> assert false in
+ let context' = MatitaMisc.list_tl_at hyp context in
+ SelHyp (name_of_hypothesis hyp, context')
+ with Not_found -> assert false
+
+ method private find_obj_conclusion id =
+ match self#cic_info with
+ | None
+ | Some (_, _, _, _, _, None) -> assert false
+ | Some (_, ids_to_terms, _, ids_to_father_ids, ids_to_inner_types, Some annobj) ->
+ let id =
+ find_root_id annobj id ids_to_father_ids ids_to_terms ids_to_inner_types
+ in
+ (try Hashtbl.find ids_to_terms id with Not_found -> assert false)
+
+ method private string_of_node ~(paste_kind:paste_kind) node =
+ if node#hasAttributeNS ~namespaceURI:helm_ns ~localName:xref_ds
+ then
+ match paste_kind with
+ | `Pattern ->
+ let tactic_text_pattern = self#tactic_text_pattern_of_node node in
+ GrafiteAstPp.pp_tactic_pattern
+ ~term_pp:(fun s -> s) ~lazy_term_pp:(fun _ -> assert false)
+ ~map_unicode_to_tex:(Helm_registry.get_bool
+ "matita.paste_unicode_as_tex")
+ tactic_text_pattern
+ | `Term -> self#tactic_text_of_node node
+ else string_of_dom_node node
+
+ method private string_of_cic_sequent ~output_type cic_sequent =
+ let script = MatitaScript.current () in
+ let metasenv =
+ if script#onGoingProof () then script#proofMetasenv else [] in
+ let map_unicode_to_tex =
+ Helm_registry.get_bool "matita.paste_unicode_as_tex" in
+ ApplyTransformation.txt_of_cic_sequent_conclusion ~map_unicode_to_tex
+ ~output_type text_width metasenv cic_sequent
+
+ method private pattern_of term father_hyp unsh_sequent =
+ let _, unsh_context, conclusion = unsh_sequent in
+ let where =
+ match father_hyp with
+ None -> conclusion
+ | Some name ->
+ let rec aux =
+ function
+ [] -> assert false
+ | Some (Cic.Name name', Cic.Decl ty)::_ when name' = name -> ty
+ | Some (Cic.Name name', Cic.Def (bo,_))::_ when name' = name-> bo
+ | _::tl -> aux tl
+ in
+ aux unsh_context
+ in
+ ProofEngineHelpers.pattern_of ~term:where [term]
+
+ method private get_cic_info id =
+ match self#cic_info with
+ | Some ((Some unsh_sequent, _, _, _, _, _) as info) -> info, unsh_sequent
+ | Some ((None, _, _, _, _, _) as info) ->
+ let t = self#find_obj_conclusion id in
+ info, (~-1, [], t) (* dummy sequent for obj *)
+ | None -> assert false
+
+ method private sequent_of_id ~(paste_kind:paste_kind) id =
+ let cic_info, unsh_sequent = self#get_cic_info id in
+ let cic_sequent =
+ match self#get_term_by_id cic_info id with
+ | SelTerm (t, father_hyp) ->
+(*
+IDIOTA: PRIMA SI FA LA LOCATE, POI LA PATTERN_OF. MEGLIO UN'UNICA pattern_of CHE PRENDA IN INPUT UN TERMINE E UN SEQUENTE. PER IL MOMENTO RISOLVO USANDO LA father_hyp PER RITROVARE L'IPOTESI PERDUTA
+*)
+ let occurrences =
+ ProofEngineHelpers.locate_in_conjecture t unsh_sequent in
+ (match occurrences with
+ | [ context, _t ] ->
+ (match paste_kind with
+ | `Term -> ~-1, context, t
+ | `Pattern -> ~-1, [], self#pattern_of t father_hyp unsh_sequent)
+ | _ ->
+ HLog.error (sprintf "found %d occurrences while 1 was expected"
+ (List.length occurrences));
+ assert false) (* since it uses physical equality *)
+ | SelHyp (_name, context) -> ~-1, context, Cic.Rel 1 in
+ cic_sequent
+
+ method private string_of_selection ~(paste_kind:paste_kind) =
+ match self#get_selections with
+ | [] -> None
+ | node :: _ -> Some (self#string_of_node ~paste_kind node)
+
+ method has_selection = self#get_selections <> []
+
+ (** @return an associative list format -> string with all possible selection
+ * formats. Rationale: in order to convert the selection to TERM or PATTERN
+ * format we need the sequent, the metasenv, ... keeping all of them in a
+ * closure would be more expensive than keeping their already converted
+ * forms *)
+ method strings_of_selection =
+ try
+ let misc = self#coerce#misc in
+ List.iter
+ (fun target -> misc#add_selection_target ~target Gdk.Atom.clipboard)
+ [ "TERM"; "PATTERN"; "STRING" ];
+ ignore (misc#grab_selection Gdk.Atom.clipboard);
+ List.map
+ (fun paste_kind ->
+ paste_kind, HExtlib.unopt (self#string_of_selection ~paste_kind))
+ [ `Term; `Pattern ]
+ with Failure _ -> failwith "no selection"
+*)
+end
+
+class _cicMathView obj =
+object (self)
+ inherit clickableMathView obj
+
+ val mutable current_mathml = None
+
+ method nload_sequent:
+ 'status. #ApplyTransformation.status as 'status -> NCic.metasenv ->
+ NCic.substitution -> int -> unit
+ = fun status metasenv subst metano ->
+ let sequent = List.assoc metano metasenv in
+ let txt =
+ ApplyTransformation.ntxt_of_cic_sequent
+ ~map_unicode_to_tex:false 80 status metasenv subst (metano,sequent)
+ in
+ (* MATITA 1.0 if BuildTimeConf.debug then begin
+ let name =
+ "/tmp/sequent_viewer_" ^ string_of_int (Unix.getuid ()) ^ ".xml" in
+ HLog.debug ("load_sequent: dumping MathML to ./" ^ name);
+ ignore (domImpl#saveDocumentToFile ~name ~doc:mathml ())
+ end;*)
+ self#load_root ~root:txt
+
+ method load_nobject :
+ 'status. #ApplyTransformation.status as 'status -> NCic.obj -> unit
+ = fun status obj ->
+ let txt = ApplyTransformation.ntxt_of_cic_object ~map_unicode_to_tex:false
+ 80 status obj in
+(*
+ self#set_cic_info
+ (Some (None, ids_to_terms, ids_to_hypotheses, ids_to_father_ids, ids_to_inner_types, Some annobj));
+ (match current_mathml with
+ | Some current_mathml when use_diff ->
+ self#freeze;
+ XmlDiff.update_dom ~from:current_mathml mathml;
+ self#thaw
+ | _ ->
+*)
+ (* MATITA1.0 if BuildTimeConf.debug then begin
+ let name =
+ "/tmp/cic_browser_" ^ string_of_int (Unix.getuid ()) ^ ".xml" in
+ HLog.debug ("cic_browser: dumping MathML to ./" ^ name);
+ ignore (domImpl#saveDocumentToFile ~name ~doc:mathml ())
+ end;*)
+ self#load_root ~root:txt;
+ (*current_mathml <- Some mathml*)(*)*);
+end
+
+ (** constructors *)
+
+let cicMathView (*?auto_indent ?highlight_current_line ?indent_on_tab ?indent_width ?insert_spaces_instead_of_tabs ?right_margin_position ?show_line_marks ?show_line_numbers ?show_right_margin ?smart_home_end ?tab_width ?editable ?cursor_visible ?justification ?wrap_mode ?accepts_tab ?border_width*) ?width ?height ?packing ?show () =
+ ((*SourceView.make_params [] ~cont:(
+ GtkText.View.make_params ~cont:( *)
+ GContainer.pack_container ~create:(fun pl ->
+ let obj = SourceView.new_ () in
+ Gobject.set_params (Gobject.try_cast obj "GtkSourceView") pl;
+ new _cicMathView obj)(*)) ?auto_indent ?highlight_current_line ?indent_on_tab ?indent_width ?insert_spaces_instead_of_tabs ?right_margin_position ?show_line_marks ?show_line_numbers ?show_right_margin ?smart_home_end ?tab_width ?editable ?cursor_visible ?justification ?wrap_mode ?accepts_tab ?border_width*) [] ?width ?height ?packing ?show () :> cicMathView)