let distance = sqrt (((x2 -. x1) ** 2.) +. ((y2 -. y1) ** 2.)) in
(distance < 4.)
+let mathml_ns = Gdome.domString "http://www.w3.org/1998/Math/MathML"
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 maction_ds = Gdome.domString "maction"
let xref_ds = Gdome.domString "xref"
let domImpl = Gdome.domImplementation ()
else
None
+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
+;;
+
class clickableMathView obj =
let text_width = 80 in
object (self)
method private cic_info = _cic_info
val normal_cursor = Gdk.Cursor.create `LEFT_PTR
- val href_cursor = Gdk.Cursor.create `HAND1
+ val href_cursor = Gdk.Cursor.create `HAND2
+ val maction_cursor = Gdk.Cursor.create `QUESTION_ARROW
initializer
self#set_font_size !current_font_size;
button_press_y <- GdkEvent.Button.y gdk_button;
selection_changed <- false
end else if button = right_button then
- self#popup_contextual_menu (GdkEvent.Button.time gdk_button);
+ 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, _, _, _) =
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;
| [] -> 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 time =
+ 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
(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 -> ignore (self#action_toggle elt)))
+ | None -> ()))
end;
false
end;
self#load_root ~root:mathml#get_documentElement
+ method nload_sequent metasenv subst metano =
+ let sequent = List.assoc metano metasenv in
+ let mathml =
+ ApplyTransformation.nmml_of_cic_sequent metasenv subst (metano,sequent)
+ in
+ 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:mathml#get_documentElement
+
method load_object obj =
let use_diff = false in (* ZACK TODO use XmlDiff when re-rendering? *)
let (mathml,
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 _metasenv = `Old []
val mutable scrolledWin: GBin.scrolled_window option = None
(* scrolled window to which the sequentViewer is currently attached *)
val logo = (GMisc.image
page2goal <- [];
goal2page <- [];
goal2win <- [];
- _metasenv <- [];
+ _metasenv <- `Old [];
self#script#setGoal None
method load_sequents
{ proof = (_,metasenv,_subst,_,_, _) as proof; stack = stack }
=
- _metasenv <- metasenv;
+ _metasenv <- `Old metasenv;
pages <- 0;
let win goal_switch =
let w =
self#script#setGoal (Some (goal_of_switch goal_switch));
self#render_page ~page ~goal_switch))
+ method nload_sequents
+ { NTacStatus.istatus = { NTacStatus.pstatus = (_,_,metasenv,subst,_) }; gstatus = stack }
+ =
+ _metasenv <- `New (metasenv,subst);
+ pages <- 0;
+ let win goal_switch =
+ let w =
+ GBin.scrolled_window ~hpolicy:`AUTOMATIC ~vpolicy:`ALWAYS
+ ~shadow_type:`IN ~show:true ()
+ in
+ let reparent () =
+ scrolledWin <- Some w;
+ match cicMathView#misc#parent with
+ | None -> w#add cicMathView#coerce
+ | Some parent ->
+ let parent =
+ match cicMathView#misc#parent with
+ None -> assert false
+ | Some p -> GContainer.cast_container p
+ in
+ parent#remove cicMathView#coerce;
+ w#add cicMathView#coerce
+ in
+ goal2win <- (goal_switch, reparent) :: goal2win;
+ w#coerce
+ in
+ assert (
+ let stack_goals = Stack.open_goals stack in
+ let proof_goals = List.map fst metasenv in
+ if
+ HExtlib.list_uniq (List.sort Pervasives.compare stack_goals)
+ <> List.sort Pervasives.compare proof_goals
+ then begin
+ prerr_endline ("STACK GOALS = " ^ String.concat " " (List.map string_of_int stack_goals));
+ prerr_endline ("PROOF GOALS = " ^ String.concat " " (List.map string_of_int proof_goals));
+ false
+ end
+ else true
+ );
+ let render_switch =
+ function Stack.Open i ->`Meta i | Stack.Closed i ->`Closed (`Meta i)
+ in
+ let page = ref 0 in
+ let added_goals = ref [] in
+ (* goals can be duplicated on the tack due to focus, but we should avoid
+ * multiple labels in the user interface *)
+ let add_tab markup goal_switch =
+ let goal = Stack.goal_of_switch goal_switch in
+ if not (List.mem goal !added_goals) then begin
+ ignore(notebook#append_page
+ ~tab_label:(tab_label markup) (win goal_switch));
+ page2goal <- (!page, goal_switch) :: page2goal;
+ goal2page <- (goal_switch, !page) :: goal2page;
+ incr page;
+ pages <- pages + 1;
+ added_goals := goal :: !added_goals
+ end
+ in
+ let add_switch _ _ (_, sw) = add_tab (render_switch sw) sw in
+ Stack.iter (** populate notebook with tabs *)
+ ~env:(fun depth tag (pos, sw) ->
+ let markup =
+ match depth, pos with
+ | 0, 0 -> `Current (render_switch sw)
+ | 0, _ -> `Shift (pos, `Current (render_switch sw))
+ | 1, pos when Stack.head_tag stack = `BranchTag ->
+ `Shift (pos, render_switch sw)
+ | _ -> render_switch sw
+ in
+ add_tab markup sw)
+ ~cont:add_switch ~todo:add_switch
+ stack;
+ switch_page_callback <-
+ Some (notebook#connect#switch_page ~callback:(fun page ->
+ let goal_switch =
+ try List.assoc page page2goal with Not_found -> assert false
+ in
+ self#script#setGoal (Some (goal_of_switch goal_switch));
+ self#render_page ~page ~goal_switch))
+
method private render_page ~page ~goal_switch =
(match goal_switch with
- | Stack.Open goal -> cicMathView#load_sequent _metasenv goal
+ | Stack.Open goal ->
+ (match _metasenv with
+ `Old menv -> cicMathView#load_sequent menv goal
+ | `New (menv,subst) -> cicMathView#nload_sequent menv subst goal)
| Stack.Closed goal ->
let doc = Lazy.force closed_goal_mathml in
cicMathView#load_root ~root:doc#get_documentElement);
Lazy.force load_easter_egg
method private redraw_gviz ?center_on () =
- let tmpfile, oc = Filename.open_temp_file "matita" ".dot" in
- let fmt = Format.formatter_of_out_channel oc in
- MetadataDeps.DepGraph.render fmt gviz_graph;
- close_out oc;
- gviz#load_graph_from_file ~gviz_cmd:"tred | dot" tmpfile;
- (match center_on with
- | None -> ()
- | Some uri -> gviz#center_on_href (UriManager.string_of_uri uri));
- HExtlib.safe_remove tmpfile
+ if Sys.command "which dot" = 0 then
+ let tmpfile, oc = Filename.open_temp_file "matita" ".dot" in
+ let fmt = Format.formatter_of_out_channel oc in
+ MetadataDeps.DepGraph.render fmt gviz_graph;
+ close_out oc;
+ gviz#load_graph_from_file ~gviz_cmd:"tred | dot" tmpfile;
+ (match center_on with
+ | None -> ()
+ | Some uri -> gviz#center_on_href (UriManager.string_of_uri uri));
+ HExtlib.safe_remove tmpfile
+ else
+ MatitaGtkMisc.report_error ~title:"graphviz error"
+ ~message:("Graphviz is not installed but is necessary to render "^
+ "the graph of dependencies amoung objects. Please install it.")
+ ~parent:win#toplevel ()
method private dependencies direction uri () =
let dbd = LibraryDb.instance () in
self#_showGviz
method private tex () =
- let text = String.concat "\n"
- (List.map (fun (k,vs) ->
- let vs =
- List.sort (fun a b -> String.length a - String.length b) vs
- in
- let vs =
- if List.length vs < 4 then vs else
- let vs, _ = HExtlib.split_nth 4 vs in vs
- in
- k ^ "\t" ^ String.concat ", " vs)
- (Utf8Macro.pp_table ()))
- in
- self#_loadText text
+ let b = Buffer.create 1000 in
+ Printf.bprintf b "UTF-8 equivalence classes (rotate with ALT-L):\n\n";
+ List.iter
+ (fun l ->
+ List.iter (fun sym ->
+ Printf.bprintf b " %s" (Glib.Utf8.from_unichar sym)
+ ) l;
+ Printf.bprintf b "\n";
+ )
+ (List.sort
+ (fun l1 l2 -> compare (List.hd l1) (List.hd l2))
+ (Virtuals.get_all_eqclass ()));
+ Printf.bprintf b "\n\nVirtual keys (trigger with ALT-L):\n\n";
+ List.iter
+ (fun tag, items ->
+ Printf.bprintf b " %s:\n" tag;
+ List.iter
+ (fun names, symbol ->
+ Printf.bprintf b " \t%s\t%s\n"
+ (Glib.Utf8.from_unichar symbol)
+ (String.concat ", " names))
+ (List.sort
+ (fun (_,a) (_,b) -> compare a b)
+ items);
+ Printf.bprintf b "\n")
+ (List.sort
+ (fun (a,_) (b,_) -> compare a b)
+ (Virtuals.get_all_virtuals ()));
+ self#_loadText (Buffer.contents b)
method private _loadText text =
searchText#source_buffer#set_text text;