Ur/Web: demo/nested.ur annotate

annotate demo/nested.ur @ 941:b8d7a47b8e0c

Fixed a Mono_reduce bug, which was breaking selection enabling in Grid

author	Adam Chlipala <adamc@hcoop.net>
date	Tue, 15 Sep 2009 12:23:42 -0400
parents	d4a81273d4b1
children

rev	line source
adamc@455	1 fun pageA () = return <xml>
adamc@455	2 <head>
adamc@455	3 <title>A</title>
adamc@455	4 </head>
adamc@455	5 <body>
adamc@455	6 <form>
adamc@455	7 <table>
adamc@455	8 <tr>
adamc@455	9 <td>Forename:</td>
adamc@455	10 <td><textbox{#Forename}/></td>
adamc@455	11 </tr>
adamc@455	12 <tr>
adamc@455	13 <td>Enter a Surname?</td>
adamc@455	14 <td><checkbox{#EnterSurname}/></td>
adamc@455	15 </tr>
adamc@455	16 </table>
adamc@455	17 <submit action={fromA} />
adamc@455	18 </form>
adamc@455	19 </body>
adamc@455	20 </xml>
adamc@455	21
adamc@455	22 and fromA r =
adamc@455	23 let
adamc@455	24 val forename = r.Forename
adamc@455	25
adamc@455	26 fun pageB () = return <xml>
adamc@455	27 <head>
adamc@455	28 <title>B</title>
adamc@455	29 </head>
adamc@455	30 <body>
adamc@455	31 <form>
adamc@455	32 Surname:
adamc@455	33 <textbox{#Surname}/>
adamc@455	34 <submit action={pageC'} />
adamc@455	35 </form>
adamc@455	36 <a link={pageA ()}>Previous</a>
adamc@455	37 </body>
adamc@455	38 </xml>
adamc@455	39
adamc@455	40 and pageC' r = pageC (Some r.Surname)
adamc@455	41
adamc@455	42 and pageC surname = return <xml>
adamc@455	43 <head>
adamc@455	44 <title>C</title>
adamc@455	45 </head>
adamc@455	46 <body>
adamc@455	47 <p>Hello {[forename]}{case surname of
adamc@455	48 None => <xml/>
adamc@455	49 \| Some s => <xml> {[s]}</xml>}</p>
adamc@455	50 {case surname of
adamc@455	51 None => <xml><a link={pageA ()}>Previous</a></xml>
adamc@455	52 \| Some _ => <xml><a link={pageB ()}>Previous</a></xml>}
adamc@455	53 </body>
adamc@455	54 </xml>
adamc@455	55 in
adamc@455	56 if r.EnterSurname then
adamc@455	57 pageB ()
adamc@455	58 else
adamc@455	59 pageC None
adamc@455	60 end
adamc@455	61
adamc@455	62 val main = pageA

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