snapshot

[helm.git] / helm / matita / matita.ml

diff --git a/helm/matita/matita.ml b/helm/matita/matita.ml
index 59076c94ed540a53c98a99cb6fbdedf8fa3a8498..cd8f6f7ab4333e43e2dfbc4795fb3601bcbc94ce 100644 (file)
--- a/helm/matita/matita.ml
+++ b/helm/matita/matita.ml
@@ -25,12 +25,17 @@
 
 open MatitaGtkMisc
 
-exception Not_implemented of string
-let not_implemented feature = raise (Not_implemented feature)
+(** {2 Internal status} *)
 
-  (** exceptions whose content should be presented to the user *)
-exception Failure of string
-let error s = raise (Failure s)
+  (* TODO Zack: may be current_proofs if we want an MDI interface *)
+let (current_proof: MatitaProof.proof option ref) = ref None
+
+(** {2 Settings} *)
+
+let untitled_con_uri = UriManager.uri_of_string "cic:/untitled.con"
+let untitled_def_uri = UriManager.uri_of_string "cic:/untitled.def"
+
+(** {2 Initialization} *)
 
 let _ = Helm_registry.load_from "matita.conf.xml"
 let _ = GMain.Main.init ()
@@ -38,31 +43,46 @@ let gui = new MatitaGui.gui (Helm_registry.get "matita.glade_file")
 
   (** quit program, possibly asking for confirmation *)
 let quit () = GMain.Main.quit ()
-let _ = gui#setQuitCallback quit
-let _ = gui#main#debugMenu#misc#hide ()
+
+let _ =
+  gui#setQuitCallback quit;
+  gui#main#debugMenu#misc#hide ();
+  ignore (gui#main#newProofMenuItem#connect#activate (fun _ ->
+   if (!current_proof <> None) &&
+      not (ask_confirmation ~gui
+              ~msg:("Starting a new proof will abort current one,\n" ^
+                "are you sure you want to continue?")
+              ())
+    then
+      ()  (* abort new proof process *)
+    else
+      prerr_endline "nuova prova"
+      (* TODO Zack: FINQUI ora mi serve il disambiguatore *)
+  ))
 
   (** <DEBUGGING> *)
-if BuildTimeConf.debug then begin
-  gui#main#debugMenu#misc#show ();
-  let addDebugItem ~label callback =
-    let item = GMenu.menu_item ~label () in
-    gui#main#debugMenu_menu#append item;
-    ignore (item#connect#activate callback);
-  in
-  addDebugItem "interactive user uri choice" (fun _ ->
-    try
-      let uris =
-        interactive_user_uri_choice ~gui ~selection_mode:`MULTIPLE
-          ~title:"titolo" ~msg:"messaggio" ~nonvars_button:true
-          ["cic:/uno.con"; "cic:/due.var"; "cic:/tre.con"; "cic:/quattro.con";
-          "cic:/cinque.var"]
-      in
-      List.iter prerr_endline uris
-    with No_choice -> error "no choice");
-  addDebugItem "toggle auto disambiguation" (fun _ ->
-    Helm_registry.set_bool "matita.auto_disambiguation"
-      (not (Helm_registry.get_bool "matita.auto_disambiguation")))
-end
+let _ =
+  if BuildTimeConf.debug then begin
+    gui#main#debugMenu#misc#show ();
+    let addDebugItem ~label callback =
+      let item = GMenu.menu_item ~label () in
+      gui#main#debugMenu_menu#append item;
+      ignore (item#connect#activate callback)
+    in
+    addDebugItem "interactive user uri choice" (fun _ ->
+      try
+        let uris =
+          interactive_user_uri_choice ~gui ~selection_mode:`MULTIPLE
+            ~msg:"messaggio" ~nonvars_button:true
+            ["cic:/uno.con"; "cic:/due.var"; "cic:/tre.con"; "cic:/quattro.con";
+            "cic:/cinque.var"]
+        in
+        List.iter prerr_endline uris
+      with MatitaTypes.No_choice -> MatitaTypes.error "no choice");
+      addDebugItem "toggle auto disambiguation" (fun _ ->
+        Helm_registry.set_bool "matita.auto_disambiguation"
+          (not (Helm_registry.get_bool "matita.auto_disambiguation")))
+  end
   (** </DEBUGGING> *)
 
 let _ = GtkThread.main ()