Mercurial > urweb
view demo/more/grid0.ur @ 1248:cf9a636f9b15
Avoid state space explosion with ECase that just writes a constant in each case
author | Adam Chlipala <adamc@hcoop.net> |
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date | Sun, 18 Apr 2010 20:06:15 -0400 |
parents | 8932f855fa85 |
children | f0afe61a6f8b |
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open Dbgrid sequence s table t : {Id : int, A : int} PRIMARY KEY Id open Make(struct val tab = t con key = [Id = _] val raw = {Id = {New = nextval s, Inj = _}, A = {New = return 0, Inj = _}} val cols = {Id = Direct.readOnly [#Id] ! "Id" Direct.int, A = Direct.editable [#A] ! "A" Direct.int} val aggregates = {} val pageLength = None end) fun main () = grid <- grid; set (showSelection grid) True; return <xml> <head> <link rel="stylesheet" type="text/css" href="../../grid.css"/> </head> <body onload={sync grid}> {render grid} </body> </xml>