* http://cs.unibo.it/helm/.
*)
-(***************************************************************************)
-(* *)
-(* PROJECT HELM *)
-(* *)
-(* 29/01/2003 Claudio Sacerdoti Coen *)
-(* *)
-(* *)
-(***************************************************************************)
+open Printf
+open MatitaCicMisc
open MatitaTypes
(* List utility functions *)
in
aux
-(* End of the list utility functions *)
+class clickable_math_view obj =
+ let href = Gdome.domString "href" in
+ let xref = Gdome.domString "xref" in
+ object (self)
+ inherit GMathViewAux.multi_selection_math_view obj
-(*
-class sequent_viewer obj =
- object(self)
-
- inherit GMathViewAux.multi_selection_math_view obj
-
- 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!!!" *)
+ val mutable href_callback: (string -> unit) option = None
+ method set_href_callback f = href_callback <- f
+
+ initializer
+ ignore (self#connect#selection_changed self#choose_selection);
+ ignore (self#connect#click (fun (gdome_elt, _, _, _) ->
+ match gdome_elt with
+ | Some elt (* element is an hyperlink, use href_callback on it *)
+ when elt#hasAttributeNS ~namespaceURI:Misc.xlink_ns ~localName:href ->
+ (match href_callback with
+ | None -> ()
+ | Some f ->
+ let uri =
+ elt#getAttributeNS ~namespaceURI:Misc.xlink_ns ~localName:href
+ in
+ f (uri#to_string))
+ | Some elt -> ignore (self#action_toggle elt)
+ | None -> ()))
+ method private choose_selection gdome_elt =
+ let rec aux elt =
+ if elt#hasAttributeNS ~namespaceURI:Misc.helm_ns ~localName:xref then
+ self#set_selection (Some elt)
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
+ try
+ (match elt#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 gdome_elt with
+ | Some elt -> aux elt
+ | None -> self#set_selection None
+ end
+
+let clickable_math_view ?hadjustment ?vadjustment ?font_size ?log_verbosity =
+ GtkBase.Widget.size_params
+ ~cont:(OgtkMathViewProps.pack_return (fun p ->
+ OgtkMathViewProps.set_params
+ (new clickable_math_view (GtkMathViewProps.MathView_GMetaDOM.create p))
+ ~font_size:None ~log_verbosity:None))
+ []
+
+class sequent_viewer obj =
+ object(self)
+
+ inherit clickable_math_view obj
+
+ val mutable current_infos = None
+
+ method get_selected_terms =
+ let selections = self#get_selections in
+ list_map_fail
+ (fun node ->
+ let xpath =
+ ((node : Gdome.element)#getAttributeNS
+ ~namespaceURI:Misc.helm_ns
+ ~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,_,_) ->
+ (try
+ Hashtbl.find ids_to_terms xpath
+ with _ -> raise Skip)
+ | None -> assert false) (* "ERROR: No current term!!!" *)
+ selections
+
+ method get_selected_hypotheses =
+ let selections = self#get_selections in
+ list_map_fail
+ (fun node ->
+ let xpath =
+ ((node : Gdome.element)#getAttributeNS
+ ~namespaceURI:Misc.helm_ns
+ ~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) ->
+ (try
+ Hashtbl.find ids_to_hypotheses xpath
+ with _ -> raise Skip)
+ | None -> assert false) (* "ERROR: No current term!!!" *)
+ selections
- method load_sequent metasenv sequent =
- let sequent_mml,(ids_to_terms,ids_to_father_ids,ids_to_hypotheses) =
- mml_of_cic_sequent metasenv sequent
- in
- self#load_root ~root:sequent_mml#get_documentElement ;
- current_infos <-
- Some (ids_to_terms,ids_to_father_ids,ids_to_hypotheses)
- end
+ method load_sequent metasenv metano =
+ 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 ./prova";
+ ignore (Misc.domImpl#saveDocumentToFile ~name:"./prova" ~doc:mathml ());
*)
+ self#load_root ~root:mathml#get_documentElement
+ end
-class proof_viewer obj =
- object(self)
- inherit GMathViewAux.single_selection_math_view obj
+class sequents_viewer ~(notebook:GPack.notebook)
+ ~(sequent_viewer:sequent_viewer) ()
+=
+ let tab_label metano =
+ (GMisc.label ~text:(sprintf "?%d" metano) ~show:true ())#coerce
+ in
+ let set_goal goal =
+ let currentProof = MatitaProof.instance () in
+ assert (currentProof#onGoing ());
+ currentProof#proof#set_goal goal
+ 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 = []
+ val mutable scrolledWin: GBin.scrolled_window option = None
+ (* scrolled window to which the sequent_viewer is currently attached *)
-(* initializer self#set_log_verbosity 3 *)
+ method reset =
+ (match scrolledWin with
+ | Some w ->
+ (* removing page from the notebook will destroy all contained widget,
+ * we do not want the sequent_viewer to be destroyed as well *)
+ w#remove sequent_viewer#coerce;
+ scrolledWin <- None
+ | None -> ());
+ 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 -> ())
- val mutable current_infos = None
- val mutable current_mml = 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 () =
+ scrolledWin <- Some w;
+ 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 ();
+ 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
- method load_proof (mml:Gdome.document) (metadata:MatitaTypes.hist_metadata) =
- let (acic, ids_to_terms, ids_to_father_ids, ids_to_inner_sorts,
- ids_to_inner_types, ids_to_conjectures, ids_to_hypotheses) =
- metadata
- in
- current_infos <-
- Some
- (ids_to_terms,ids_to_father_ids,ids_to_conjectures,ids_to_hypotheses);
- match current_mml with
- | None ->
- MatitaTypes.debug_print "no previous MathML";
- self#load_root ~root:mml#get_documentElement ;
- current_mml <- Some mml
- | Some current_mml' ->
- MatitaTypes.debug_print "Previous MathML available: xmldiffing ...";
- self#freeze ;
- XmlDiff.update_dom ~from:current_mml' mml ;
- self#thaw
end
(** constructors *)
-(*
+type 'widget constructor =
+ ?hadjustment:GData.adjustment ->
+ ?vadjustment:GData.adjustment ->
+ ?font_size:int ->
+ ?log_verbosity:int ->
+ ?width:int ->
+ ?height:int ->
+ ?packing:(GObj.widget -> unit) ->
+ ?show:bool ->
+ unit ->
+ 'widget
+
let sequent_viewer ?hadjustment ?vadjustment ?font_size ?log_verbosity =
GtkBase.Widget.size_params
~cont:(OgtkMathViewProps.pack_return (fun p ->
(new sequent_viewer (GtkMathViewProps.MathView_GMetaDOM.create p))
~font_size ~log_verbosity))
[]
+
+let blank_uri = BuildTimeConf.blank_uri
+let current_proof_uri = BuildTimeConf.current_proof_uri
+
+exception Browser_failure of string
+
+let cicBrowsers = ref []
+
+class cicBrowser ~(history:string MatitaMisc.history) () =
+ let term_RE = Pcre.regexp "^term:(.*)" in
+ let trailing_slash_RE = Pcre.regexp "/$" in
+ let gui = MatitaGui.instance () in
+ let win = gui#newBrowserWin () in
+ let toplevel = win#toplevel in
+ let mathView = sequent_viewer ~packing:win#scrolledBrowser#add () in
+ let fail msg =
+ ignore (MatitaGtkMisc.ask_confirmation ~gui:(MatitaGui.instance ())
+ ~title:"Cic browser" ~msg ~cancel:false ());
+ in
+ let handle_error f =
+ try
+ f ()
+ with exn ->
+ fail (sprintf "Uncaught exception:\n%s" (Printexc.to_string exn))
+ in
+ let handle_error' f = fun () -> handle_error f in (* used in callbacks *)
+ object (self)
+ initializer
+ ignore (win#browserUri#connect#activate (handle_error' (fun () ->
+ self#_loadUri win#browserUri#text)));
+ ignore (win#browserHomeButton#connect#clicked (handle_error' (fun () ->
+ self#_loadUri current_proof_uri)));
+ ignore (win#browserRefreshButton#connect#clicked
+ (handle_error' self#refresh));
+ ignore (win#browserBackButton#connect#clicked (handle_error' self#back));
+ ignore (win#browserForwardButton#connect#clicked
+ (handle_error' self#forward));
+ ignore (win#toplevel#event#connect#delete (fun _ ->
+ let my_id = Oo.id self in
+ cicBrowsers := List.filter (fun b -> Oo.id b <> my_id) !cicBrowsers;
+ if !cicBrowsers = [] &&
+ Helm_registry.get "matita.mode" = "cicbrowser"
+ then
+ GMain.quit ();
+ false));
+ mathView#set_href_callback (Some (fun uri ->
+ handle_error (fun () -> self#_loadUri uri)));
+ self#_loadUri ~add_to_history:false blank_uri;
+ toplevel#show ();
+
+ val disambiguator = MatitaDisambiguator.instance ()
+ val currentProof = MatitaProof.instance ()
+
+ val mutable current_uri = ""
+ val mutable current_infos = None
+ val mutable current_mathml = None
+
+ method private back () =
+ try
+ self#_loadUri ~add_to_history:false history#previous
+ with MatitaMisc.History_failure -> ()
+
+ method private forward () =
+ try
+ self#_loadUri ~add_to_history:false history#next
+ with MatitaMisc.History_failure -> ()
+
+ (* loads a uri which can be a cic uri or an about:* uri
+ * @param uri string *)
+ method private _loadUri ?(add_to_history = true) uri =
+ try
+ if current_uri <> uri || uri = current_proof_uri then begin
+ (match uri with
+ | uri when uri = blank_uri -> self#blank ()
+ | uri when uri = current_proof_uri -> self#home ()
+ | uri when Pcre.pmatch ~rex:term_RE uri ->
+ self#loadTerm (`String (Pcre.extract ~rex:term_RE uri).(1))
+ | uri when Pcre.pmatch ~rex:trailing_slash_RE uri -> self#loadDir uri
+ | _ -> self#loadUriManagerUri (UriManager.uri_of_string uri));
+ self#setUri uri;
+ if add_to_history then history#add uri
+ end
+ with
+ | UriManager.IllFormedUri _ -> fail (sprintf "invalid uri: %s" uri)
+ | CicEnvironment.Object_not_found _ ->
+ fail (sprintf "object not found: %s" uri)
+ | Browser_failure msg -> fail msg
+
+ method loadUri uri =
+ handle_error (fun () -> self#_loadUri ~add_to_history:true uri)
+
+ method private blank () =
+ mathView#load_root (MatitaMisc.empty_mathml ())#get_documentElement
+
+ method private home () =
+ if currentProof#onGoing () then
+ self#loadObj (cicCurrentProof currentProof#proof#proof)
+ else
+ raise (Browser_failure "no on going proof")
+
+ (** loads a cic uri from the environment
+ * @param uri UriManager.uri *)
+ method private loadUriManagerUri uri =
+ let uri = UriManager.strip_xpointer uri in
+ let (obj, _) = CicEnvironment.get_obj CicUniv.empty_ugraph uri in
+ self#loadObj obj
+
+ method private loadDir dir =
+ let mathml = MatitaMisc.empty_boxml () in
+ let content = Http_getter.ls dir in
+ let root = mathml#get_documentElement in
+ let new_box_elt name =
+ mathml#createElementNS ~namespaceURI:(Some Misc.boxml_ns)
+ ~qualifiedName:(Gdome.domString ("b:" ^ name))
+ in
+ let new_text content = mathml#createTextNode (Gdome.domString content) in
+ let b_v = new_box_elt "v" in
+ List.iter
+ (fun item ->
+ let b_text = new_box_elt "text" in
+ let uri, elt =
+ match item with
+ | Http_getter_types.Ls_section subdir ->
+ (dir ^ subdir ^ "/"), (new_text (subdir ^ "/"))
+ | Http_getter_types.Ls_object obj ->
+ (dir ^ obj.Http_getter_types.uri),
+ (new_text obj.Http_getter_types.uri)
+ in
+ b_text#setAttributeNS ~namespaceURI:(Some Misc.xlink_ns)
+ ~qualifiedName:(Gdome.domString "xlink:href")
+ ~value:(Gdome.domString uri);
+ ignore (b_v#appendChild ~newChild:(b_text :> Gdome.node));
+ ignore (b_text#appendChild ~newChild:(elt :> Gdome.node)))
+ content;
+ ignore (root#appendChild ~newChild:(b_v :> Gdome.node));
+(* Misc.domImpl#saveDocumentToFile ~doc:mathml ~name:"pippo" (); *)
+ mathView#load_root ~root:root
+
+ method private setUri uri =
+ win#browserUri#set_text uri;
+ current_uri <- uri
+
+ method private loadObj obj =
+ let use_diff = false in (* ZACK TODO use XmlDiff when re-rendering? *)
+ let (mathml, (_,(ids_to_terms, ids_to_father_ids, ids_to_conjectures,
+ ids_to_hypotheses,_,_))) =
+ ApplyTransformation.mml_of_cic_object obj
+ in
+ current_infos <- Some (ids_to_terms, ids_to_father_ids,
+ ids_to_conjectures, ids_to_hypotheses);
+ match current_mathml with
+ | Some current_mathml when use_diff ->
+ mathView#freeze;
+ XmlDiff.update_dom ~from:current_mathml mathml;
+ mathView#thaw
+ | _ ->
+ mathView#load_root ~root:mathml#get_documentElement;
+ current_mathml <- Some mathml
+
+ method private _loadTerm s =
+ self#_loadTermAst (disambiguator#parserr#parseTerm (Stream.of_string s))
+
+ method private _loadTermAst ast =
+ let (_, _, term, _) =
+ MatitaCicMisc.disambiguate ~disambiguator ~currentProof ast
+ in
+ self#_loadTermCic term
+
+ method private _loadTermCic term =
+ let (context, metasenv) =
+ MatitaCicMisc.get_context_and_metasenv currentProof
+ in
+ let dummyno = CicMkImplicit.new_meta metasenv [] in
+ let sequent = (dummyno, context, term) in
+ mathView#load_sequent (sequent :: metasenv) dummyno
+
+ method loadTerm (src:MatitaTypes.term_source) =
+ handle_error (fun () ->
+ (match src with
+ | `Ast ast -> self#_loadTermAst ast
+ | `Cic cic -> self#_loadTermCic cic
+ | `String s -> self#_loadTerm s);
+ self#setUri "check")
+
+ (** {2 methods used by constructor only} *)
+
+ method win = win
+ method history = history
+ method currentUri = current_uri
+ method refresh () =
+ if current_uri = current_proof_uri then
+ self#_loadUri ~add_to_history:false current_proof_uri
+
+ end
+
+let sequents_viewer ~(notebook:GPack.notebook)
+ ~(sequent_viewer:sequent_viewer) ()
+=
+ new sequents_viewer ~notebook ~sequent_viewer ()
+
+let cicBrowser () =
+ let size = BuildTimeConf.browser_history_size in
+ let rec aux history =
+ let browser = new cicBrowser ~history () in
+ let win = browser#win in
+ ignore (win#browserNewButton#connect#clicked (fun () ->
+ let history =
+ new MatitaMisc.browser_history ~memento:history#save size ""
+ in
+ let newBrowser = aux history in
+ newBrowser#loadUri browser#currentUri));
+(*
+ (* attempt (failed) to close windows on CTRL-W ... *)
+ MatitaGtkMisc.connect_key win#browserWinEventBox#event ~modifiers:[`CONTROL]
+ GdkKeysyms._W (fun () -> win#toplevel#destroy ());
*)
+ cicBrowsers := browser :: !cicBrowsers;
+ (browser :> MatitaTypes.cicBrowser)
+ in
+ let history = new MatitaMisc.browser_history size blank_uri in
+ aux history
-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 refresh_all_browsers () = List.iter (fun b -> b#refresh ()) !cicBrowsers
+
+class mathViewer =
+ object
+ method checkTerm (src:MatitaTypes.term_source) =
+ (cicBrowser ())#loadTerm src
+ end
+
+let mathViewer () = new mathViewer
+
+let default_sequent_viewer () = sequent_viewer ~show:true ()
+let sequent_viewer_instance = MatitaMisc.singleton default_sequent_viewer
+
+let default_sequents_viewer () =
+ let gui = MatitaGui.instance () in
+ let sequent_viewer = sequent_viewer_instance () in
+ sequents_viewer ~notebook:gui#main#sequentsNotebook ~sequent_viewer ()
+let sequents_viewer_instance = MatitaMisc.singleton default_sequents_viewer