X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fmatita%2FmatitaMathView.ml;h=626e456349752d91c84ed3d3d6f2b86df5143f9a;hb=7deafec4fd4b2eebf4d4061f21ee5c47bd15b062;hp=8c38cfc0bdaac85941241c1431317fcd4ea0cdde;hpb=5ee4e9d9fbff19b7937459c5ad4652542ac1ccb8;p=helm.git diff --git a/helm/matita/matitaMathView.ml b/helm/matita/matitaMathView.ml index 8c38cfc0b..626e45634 100644 --- a/helm/matita/matitaMathView.ml +++ b/helm/matita/matitaMathView.ml @@ -44,114 +44,99 @@ let list_map_fail f = 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 +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: (UriManager.uri -> unit) option = None + method set_href_callback f = href_callback <- f - initializer - ignore (self#connect#click (fun (gdome_elt, _, _, _) -> + 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 (UriManager.uri_of_string (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 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 ./proof"; - ignore (Misc.domImpl#saveDocumentToFile ~name:"./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 + | 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) + object(self) - inherit GMathViewAux.multi_selection_math_view obj + inherit clickable_math_view obj - initializer - ignore (self#connect#selection_changed (choose_selection self)) + val mutable current_infos = None - 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_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 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 = (* @@ -161,7 +146,7 @@ class sequent_viewer obj = 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); @@ -172,7 +157,7 @@ class sequent_viewer obj = class sequents_viewer ~(notebook:GPack.notebook) - ~(sequent_viewer:MatitaTypes.sequent_viewer) ~set_goal () + ~(sequent_viewer:sequent_viewer) ~set_goal () = let tab_label metano = (GMisc.label ~text:(sprintf "?%d" metano) ~show:true ())#coerce @@ -253,6 +238,18 @@ class sequents_viewer ~(notebook:GPack.notebook) (** 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 -> @@ -261,23 +258,204 @@ 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 + ~(disambiguator:MatitaTypes.disambiguator) + ~(history:string MatitaMisc.history) + () += + let term_RE = Pcre.regexp "^term:(.*)" 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 (UriManager.string_of_uri uri)))); + self#_loadUri ~add_to_history:false blank_uri; + toplevel#show (); + + val currentProof = MatitaProof.instance () -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 + 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)) + | _ -> 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 + + 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 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) ~set_goal () = new sequents_viewer ~notebook ~sequent_viewer ~set_goal () +let cicBrowser ~disambiguator () = + let size = BuildTimeConf.browser_history_size in + let rec aux history = + let browser = new cicBrowser ~disambiguator ~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 ~disambiguator = + object + method checkTerm (src:MatitaTypes.term_source) = + let browser = cicBrowser ~disambiguator () in + browser#loadTerm src + end + +let mathViewer ~disambiguator () = new mathViewer ~disambiguator +