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| author |  Adam Chlipala <adam@chlipala.net> | 2011-05-29 12:44:31 -0400 |
|---|---|---|
| committer | Adam Chlipala <adam@chlipala.net> | 2011-05-29 12:44:31 -0400 |
| commit | c6b4e9ff771cf8e697ea36dd31230c03cacf5442 (patch) | |
| tree | 1f5fac0828731fd598a24d7b5361ebc38e203a66 /tests/tsource.ur | |
| parent | 3399aef91b4d4684bf2a2935cffde20e80453673 (diff) | |
Properly handle form textboxes that have sources
Diffstat (limited to 'tests/tsource.ur')
| -rw-r--r-- | tests/tsource.ur | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/tests/tsource.ur b/tests/tsource.ur new file mode 100644 index 00000000..20cb4860 --- /dev/null +++ b/tests/tsource.ur @@ -0,0 +1,28 @@ +fun doSubmit r = + return <xml>Done {[readError r.Amount1 * readError r.Amount2 * 2.0]}</xml> + +fun main () = + amount1S <- source "1"; + amount2S <- source "1"; + return <xml> <body> + <form> + <table> + <tr><td>Amount1:</td><td><textbox{#Amount1} +source={amount1S}/></td></tr> + <tr><td>Amount2:</td><td><textbox{#Amount2} +source={amount2S}/></td></tr> + <tr><td>Total:</td><td><dyn signal={showTotal amount1S +amount2S}/></td></tr> + </table> + <submit value="Buy" action={doSubmit}/> + </form> + </body> +</xml> + +and showTotal amount1S amount2S = + a1 <- signal amount1S; + a2 <- signal amount2S; + return (case ((read a1), (read a2)) of + (None, _) => <xml></xml> + | (_, None) => <xml></xml> + | (Some a, Some b) => <xml>{[a * b * 2.0]}</xml>) |