--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/demo/more/grid.urs	Tue Sep 08 07:48:57 2009 -0400
@@ -0,0 +1,35 @@
+con colMeta' = fn (row :: Type) (t :: Type) =>
+                  {Header : string,
+                   Project : row -> transaction t,
+                   Update : row -> t -> transaction row,
+                   Display : t -> xbody,
+                   Edit : t -> xbody,
+                   Validate : t -> signal bool}
+                  
+con colMeta = fn (row :: Type) (global_t :: (Type * Type)) =>
+                 {Initialize : transaction global_t.1,
+                  Handlers : global_t.1 -> colMeta' row global_t.2}
+
+functor Make(M : sig
+                 type row
+                 val list : transaction (list row)
+                 val new : transaction row
+                 val save : {Old : row, New : row} -> transaction unit
+                 val delete : row -> transaction unit
+
+                 con cols :: {(Type * Type)}
+                 val cols : $(map (colMeta row) cols)
+
+                 val folder : folder cols
+             end) : sig
+    type grid
+
+    val grid : transaction grid
+    val sync : grid -> transaction unit
+    val render : grid -> xbody
+                           
+    style tabl
+    style tr
+    style th
+    style td
+end