X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=components%2Fcontent_pres%2Fsequent2pres.ml;h=2ae090bb01e1d2f0a0040c21fa7d162bdacde7c4;hb=6ff514ec3bdc39bd0afbdfb210290a670a20a60d;hp=88c804b7d6a199fce46ae1b836960d8f6b024a1d;hpb=7f2444c2670cadafddd8785b687ef312158376b0;p=helm.git

diff --git a/components/content_pres/sequent2pres.ml b/components/content_pres/sequent2pres.ml
index 88c804b7d..2ae090bb0 100644
--- a/components/content_pres/sequent2pres.ml
+++ b/components/content_pres/sequent2pres.ml
@@ -64,7 +64,7 @@ let sequent2pres term2pres (_,_,context,ty) =
                (match dec_name with
                   None -> "_"
                 | Some n -> n)) ;
-               Box.b_text [] ":" ;
+               Box.b_space; Box.b_text [] ":"; Box.b_space;
                term2pres ty] in
          aux (r::accum) tl
      | (Some (`Definition d))::tl ->
@@ -77,22 +77,23 @@ let sequent2pres term2pres (_,_,context,ty) =
               [ Box.b_object (p_mi []
                 (match def_name with
                    None -> "_"
-                 | Some n -> n)) ;
-                 Box.b_text [] (Utf8Macro.unicode_of_tex "\\def") ;
-                term2pres bo] in
+                 | Some n -> n)) ; Box.b_space ;
+                Box.b_text [] (Utf8Macro.unicode_of_tex "\\def") ;
+                Box.b_space; term2pres bo] in
          aux (r::accum) tl
       | _::_ -> assert false in
       aux [] context in
- let pres_context = (Box.b_v [] (context2pres context)) in
+ let pres_context =
+  if context <> [] then [Box.b_v [] (context2pres context)] else [] in
  let pres_goal = term2pres ty in 
  (Box.b_h [] [
    Box.b_space; 
    (Box.b_v []
-      [Box.b_space;
-       pres_context;
+      (Box.b_space ::
+       pres_context @ [
        b_ink [None,"width","4cm"; None,"height","2px"]; (* sequent line *)
        Box.b_space; 
-       pres_goal])])
+       pres_goal]))])
 
 let sequent2pres ~ids_to_inner_sorts =
   sequent2pres