That is a problem; we're seeing a subtle difference between a
JavaScript hash and a JSON object. What you want to specify is a
hash, because that what's the Calendar wants. This may require a hack
on JSONObject.
On Nov 28, 2007 8:39 AM, Britske <[EMAIL PROTECTED]> wrote:
>
> Hi,
>
> I extended datafield to call a defined callback function in javascript.
> like so:
>
> public class MyDateField extends DateField
> {
> protected void configure(JSONObject setup)
> {
> setup.put("onUpdate", "callOnUpdate");
> super.configure(setup);
> }
> }
>
> This puts a nice javascript into my htmls (see below). However I have 2
> issues:
>
> 1. for a callback function to work with the javascript calendar, I need the
> text 'callOnUpdate' to be included into the Calendar.setup (see below)
> WITHOUT quotes. However there's no way I see that I have control of
> outputting this without quotes.
>
> 2. for the defined funciton (callOnUpdate) to be picked up by the Calendar,
> the function must be in the same script-block as where calendar.setup sits.
> (At least thats what I conclude after testing this my hand. Im no
> javascript-guru). Since this block is rendered by DateField I have no
> possibility of writing the function into the block.
>
> Whatwould be the best way to tackel this? Of course, I could totally hack
> around DataField ( I can't extend much since most is package-private) but I
> really don't want to.
>
> Cheers,
> Geert-Jan
>
>
> This is what tapestry does:
> --------------------------------
>
> <script type="text/javascript">
> <!--
> Event.observe(window, "load", function() {
> Tapestry.registerForm('form');
> Calendar.setup({"inputField":"a","ifFormat":"%d-%m-%y","button":"a:trigger","onUpdate":"callOnUpdate"});
> });
> // -->
> </script>
>
> what i need:
> ----------------------------
> <script type="text/javascript">
> <!--
>
> function callOnUpdate(cal)
> {
> alert('do something here');
> }
>
> Event.observe(window, "load", function() {
> Tapestry.registerForm('form');
> Calendar.setup({inputField:"a",ifFormat:"%d-%m-%y",button:"a:trigger",onUpdate:callOnUpdate});
> });
> // -->
> </script>
>
> --
> View this message in context:
> http://www.nabble.com/T5%3A-problems-when-extending-DateField.-More-flexibility-needed--tf4889614.html#a13996007
> Sent from the Tapestry - User mailing list archive at Nabble.com.
>
>
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>
--
Howard M. Lewis Ship
Partner and Senior Architect at Feature50
Creator Apache Tapestry and Apache HiveMind
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