copied text is unlocked :)

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

diff --git a/helm/matita/matitaScript.ml b/helm/matita/matitaScript.ml
index 63a6ed007aab91a4f09f8e4f63c4075b6fd6b9f4..af38ff8c2c86589f306cfcdcebb2cf644f12a7ff 100644 (file)
--- a/helm/matita/matitaScript.ml
+++ b/helm/matita/matitaScript.ml
@@ -77,10 +77,11 @@ let eval_with_engine status user_goal parsed_text st =
     match status.proof_status with
       | Incomplete_proof (_, goal) when goal <> user_goal ->
           goal_changed := true;
-          MatitaEngine.eval_ast status (goal_ast user_goal)
+          MatitaEngine.eval_ast 
+            ~do_heavy_checks:true status (goal_ast user_goal)
       | _ -> status
   in
-  let new_status = MatitaEngine.eval_ast status st in
+  let new_status = MatitaEngine.eval_ast ~do_heavy_checks:true status st in
   let new_aliases =
     match ex with
       | TA.Command (_, TA.Alias _)
@@ -345,7 +346,7 @@ object (self)
 
   (** goal as seen by the user (i.e. metano corresponding to current tab) *)
   val mutable userGoal = ~-1
-
+  val mutable lock_mark_pos = 0
 
   (** text mark and tag representing locked part of a script *)
   val locked_mark =
@@ -396,18 +397,23 @@ List.iter (fun s -> prerr_endline ("'" ^ s ^ "'")) new_statements;
     try
       self#_advance ?statement ();
       self#notify
-    with Margin -> self#notify
+    with 
+    | Margin -> self#notify
+    | exc -> self#notify; raise exc
 
   method retract () =
     try
       self#_retract ();
       self#notify
-    with Margin -> self#notify
+    with 
+    | Margin -> self#notify
+    | exc -> self#notify; raise exc
 
   method private getFuture =
     buffer#get_text ~start:(buffer#get_iter_at_mark (`MARK locked_mark))
       ~stop:buffer#end_iter ()
 
+      
   (** @param rel_offset relative offset from current position of locked_mark *)
   method private moveMark rel_offset =
     let mark = `MARK locked_mark in
@@ -422,6 +428,7 @@ List.iter (fun s -> prerr_endline ("'" ^ s ^ "'")) new_statements;
     in
     buffer#move_mark mark ~where:new_mark_pos;
     buffer#apply_tag locked_tag ~start:buffer#start_iter ~stop:new_mark_pos;
+    lock_mark_pos <- new_mark_pos#offset;
     buffer#move_mark `INSERT old_insert;
     begin
      match self#status.proof_status with
@@ -430,6 +437,11 @@ List.iter (fun s -> prerr_endline ("'" ^ s ^ "'")) new_statements;
     end ;
     while Glib.Main.pending () do ignore(Glib.Main.iteration false); done
 
+  method clean_dirty_lock =
+    let lock_mark_iter = buffer#get_iter (`OFFSET lock_mark_pos) in
+    buffer#remove_tag locked_tag ~start:buffer#start_iter ~stop:buffer#end_iter;
+    buffer#apply_tag locked_tag ~start:buffer#start_iter ~stop:lock_mark_iter
+
   val mutable observers = []
 
   method addObserver (o: MatitaTypes.status -> unit) =
@@ -499,7 +511,9 @@ List.iter (fun s -> prerr_endline ("'" ^ s ^ "'")) new_statements;
           in
           dowhile (getpos ());
           self#notify 
-        with Margin -> self#notify)
+        with 
+        | Margin -> self#notify
+        | exc -> self#notify; raise exc)
     | `Cursor ->
         let locked_iter () = buffer#get_iter_at_mark (`NAME "locked") in
         let cursor_iter () = buffer#get_iter_at_mark `INSERT in
@@ -521,8 +535,10 @@ List.iter (fun s -> prerr_endline ("'" ^ s ^ "'")) new_statements;
             (back_until_cursor (); self#notify)
           else                  (* cursor = locked *)
               ()
-        with Margin -> self#notify)
-
+        with 
+        | Margin -> self#notify
+        | exc -> self#notify; raise exc)
+              
   method onGoingProof () =
     match self#status.proof_status with
     | No_proof | Proof _ -> false