Thank you, Igor, for getting back to me so quickly. Actually, thank you for
answering at all.
I thought of the onclick handler, but the AjaxFallbackButton doesn't have an
onClick() function. It does have a getOnClickScript() which I can override,
but I believe the timing will be off. I think it will fire before the form is
submitted. Hold on, I think I get what you're saying: write some JavaScript
AJAX for the onclick script that will call whatever routines I need to create
the user and then update the ListChoice's model. I don't need to do anything
with the onSubmit() overload. Is that what you're saying? I will try it. I
think it's a good idea.
An interesting aspect of this solution is that I don't think I even need a
form. I think the validation of control inputs would happen after the onclick
handler returns. I think this is a strictly roll-your-own solution.
Have I got it right?
From: Igor Vaynberg [EMAIL PROTECTED]
Sent: Thursday, October 02, 2008 4:42 PM
To: users@wicket.apache.org
Subject: Re: How to update ListChoice after form submission?
inside the onclick of your ajaxfallbackbutton you have to add the
listchoice to the target so wicket rerenders it
-igor
On Thu, Oct 2, 2008 at 12:49 PM, Seven Corners <[EMAIL PROTECTED]> wrote:
>
> I have a page with a ListChoice of user names that is populated with a call
> to our server (loadUserNames()). The page also contains a number of
> TextFields corresponding to the user's other attributes. When you modify
> those text fields so the user name doesn't correspond to anything in the
> list, the Add AjaxFallbackButton enables. Click this, and you make a call
> to the server which creates the new user.
>
> The new user does not show up in the ListChoice. If you refresh the page,
> it does, so we know it's created, and we know that loadUserNames() will
> return the correct list if it were called and its values were used.. I want
> the new user name to show up in the ListChoice after submission, and I'd
> like to be able to set the selection in the ListChoice to the new user.
> I've tried giving the ListChoice a LoadableDetachableModel, I've tried
> giving it an ArrayList model with a call to loadUserNames() and setChoices()
> on the ListChoice after submission, I've tried a
> AjaxFormComponentUpdatingBehavior( "onsubmit" ), hoping this might fire
> after submission, I've tried using a call to
> getRequestCycleSettings().setRenderStrategy(IRequestCycleSettings.ONE_PASS_RENDER)
> in my application class's init() method, I've tried a ton of things and I
> can't figure this out.
>
> Any ideas?
> --
> View this message in context:
> http://www.nabble.com/How-to-update-ListChoice-after-form-submission--tp19786374p19786374.html
> Sent from the Wicket - User mailing list archive at Nabble.com.
>
>
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