Fixes bug where switching to a new tab the slider is not updated correctly.

diff --git a/matita/matita/matitaMathView.ml b/matita/matita/matitaMathView.ml
index e62c9f32cdb77d882296be9750f33fcd51a316f8..09441303b02f7a4cd915098c788b6adce6bc9377 100644 (file)
--- a/matita/matita/matitaMathView.ml
+++ b/matita/matita/matitaMathView.ml
@@ -205,6 +205,7 @@ class sequentsViewer ~(notebook:GPack.notebook) ~(cicMathView:cicMathView) () =
                changed :-( *)
             w#hadjustment#set_value w#hadjustment#upper;
             w#hadjustment#set_value w#hadjustment#lower;
+            w#vadjustment#set_value w#vadjustment#lower;
             w#vadjustment#set_value
              (w#vadjustment#upper -. w#vadjustment#page_size));
       with Not_found -> assert false)