X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fmatita%2FmatitaMathView.ml;h=7aa54f2c74ed03a3407bc4b4d18e5165f67c6da3;hb=ab336f7c09d052c45a09dd49e9b75a39e8b57e5b;hp=4dc34cfa1e074fdaff1f5d047cd10c6e73127949;hpb=3705200c998538c28d8cd9d3ca557616837daf05;p=helm.git diff --git a/helm/matita/matitaMathView.ml b/helm/matita/matitaMathView.ml index 4dc34cfa1..7aa54f2c7 100644 --- a/helm/matita/matitaMathView.ml +++ b/helm/matita/matitaMathView.ml @@ -44,119 +44,148 @@ let list_map_fail f = in aux -class proof_viewer obj = - object(self) - - inherit GMathViewAux.single_selection_math_view obj - -(* initializer self#set_log_verbosity 3 *) +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 - val mutable current_infos = None - val mutable current_mathml = None + val mutable href_callback: (string -> unit) option = None + method set_href_callback f = href_callback <- f - 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 - match current_mathml with - | None -> - debug_print "no previous MathML"; - self#load_root ~root:mathml#get_documentElement ; - current_mathml <- Some mathml - | Some current_mathml -> - debug_print "Previous MathML available: xmldiffing ..."; - self#freeze ; - XmlDiff.update_dom ~from:current_mathml mathml ; - self#thaw + 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 + 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 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!!!" *) - 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 + 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 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)) = + 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 ()); +(* + 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 sequents_viewer ~(notebook:GPack.notebook) - ~(sequent_viewer:MatitaTypes.sequent_viewer) ~set_goal () + ~(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 *) 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 -> @@ -167,35 +196,45 @@ class sequents_viewer ~(notebook:GPack.notebook) method load_sequents metasenv = let sequents_no = List.length metasenv in _metasenv <- metasenv; - debug_print (sprintf "sequents no: %d" sequents_no); pages <- sequents_no; - let widget = sequent_viewer#coerce in + 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; - let tab_label = - (GMisc.label ~text:(sprintf "?%d" metano) ~show:true ())#coerce - in - notebook#append_page ~tab_label widget) + notebook#append_page ~tab_label:(tab_label metano) (win metano)) metasenv; switch_page_callback <- - (* TODO Zack the "#after" may probably be removed after Luca's fix for - * widget not loading documents before being realized *) - Some (notebook#connect#after#switch_page ~callback:(fun page -> - debug_print "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 goal)) + self#render_page ~page ~goal)) - method private render_page goal = - sequent_viewer#load_sequent _metasenv 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 = @@ -204,12 +243,24 @@ class sequents_viewer ~(notebook:GPack.notebook) with Not_found -> assert false in notebook#goto_page page; - self#render_page goal + self#render_page page goal 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 -> @@ -218,16 +269,243 @@ let sequent_viewer ?hadjustment ?vadjustment ?font_size ?log_verbosity = ~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 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:MatitaTypes.sequent_viewer) ~set_goal () + ~(sequent_viewer:sequent_viewer) () = - new sequents_viewer ~notebook ~sequent_viewer ~set_goal () + 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 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