Here's an example of a confirm dialog box.  Hope it helps.

PS -- I grew up in Rhode Island.

On Tue, Apr 28, 2009 at 1:15 PM, Derek Chen-Becker <[email protected]>wrote:

> I agree. Allowing for a "guard" JavaScript expression to be called before
> the Ajax call is made would be nice.
>
> Derek
>
>
> On Tue, Apr 28, 2009 at 3:02 PM, marius d. <[email protected]>wrote:
>
>>
>> Pretty much all SHtml function related to Ajax invokes the ajax call
>> as to click the link, button, etc. SHtml.ajaxCall function allow you
>> to provide a JsExp (which could be any JavScript expression) who's
>> result would be passed to the ajax call. But I don't think this will
>> help your case a whole lot.
>>
>> Maybe we can do another SHtml helper that would help your case. Such
>> as:
>>
>>
>> 1. On click, we are calling a user defined Ajax function and pass to
>> it a function that does the actual Ajax call
>> 2 In your JS function (which would be the confirm function) you can
>> choose to call the function passed whenever you want, so you'd have
>> the liberty to actually do the ajax request or not.
>>
>> Of course you could implement this yourself quite easily but I think
>> it worth having something like that in SHtml for a simpler use.
>>
>> Looks to me that this would be a nice addition to SHtml.
>>
>> Br's,
>> Marius
>>
>> On Apr 28, 3:48 am, Chris <[email protected]> wrote:
>> > Hi Tim,
>> > just one addition. Wicket has something called an ajaxcall decorator
>> > (IAjaxCallDecorator) that allows you to modify the script and more
>> > specifically the "decorateScript" method allows you to prepend a char-
>> > sequence to the script. This would allow me to do exactly what I want.
>> > Is there any way in Lift to achieve the same thing? I'd really like to
>> > avoid dealing with JavaScript directly apart from something as trivial
>> > as the "confirm(...)" dialog or similar.
>> > Cheers, Chris.
>> >
>> > On Apr 28, 9:56 am, Chris <[email protected]> wrote:
>> >
>> > > Hi Tim,
>> > > not sure if I really got across what I need. I need the AJAX
>> > > functionality in this case as I'm displaying a large amount of data in
>> > > a table and would like to allow the user to delete individual records
>> > > without the refresh problem of having the button cause a POST. I also
>> > > need to make sure the user hasn't "accidentally" pressed "delete",
>> > > hence the "confirm(..)" dialog. Does option (1) above prevent the
>> > > subsequent call of the ajaxButton if the user presses "cancel" on the
>> > > JS "confirm" dialog, but allow it if he presses "OK"? Option (2) is
>> > > just a slightly different way of doing what I've already tried (I
>> > > added the "onclick" attribute to the ajaxButton call itself) and this
>> > > subsequently removes the actual AJAX call itself.
>> > > Thanks, Chris.
>> >
>> > > On Apr 28, 9:22 am, Timothy Perrett <[email protected]> wrote:
>> >
>> > > > Hey,
>> >
>> > > > Seems like you have a couple of options...
>> >
>> > > > 1. you could just write normal javascript irrespective of lift and
>> > > > just put that in a JS file like normal. Something like:
>> >
>> > > > $('#mybutton').click(function(e){
>> > > >   confirm... //blah blah code here
>> >
>> > > > });
>> >
>> > > > 2. If you *really* want to use the on-click handler (personally I
>> > > > wouldn't) then you could do somethig like this in your snippet:
>> >
>> > > > SHtml.ajaxButton("submit", () => println("badger")) % ("onclick" ->
>> > > > "confirm(....);")
>> >
>> > > > I would highly recommend using option one as the functionality is
>> > > > purely a client side concern in that sense and nothing to do with
>> > > > lift. Does that help?
>> >
>> > > > Cheers, Tim
>> >
>> > > > On Apr 27, 11:29 pm, Chris <[email protected]> wrote:
>> >
>> > > > > Hi there,
>> > > > > I'm pretty new to Lift and Scala for that matter, but have long
>> been
>> > > > > on the lookout for something like seaside running on the JVM and
>> this
>> > > > > is just great! Now to my issue...
>> > > > > I've hit a brick-wall in the attempt to get a confirmation dialog
>> > > > > working before executing an ajaxButton. I've tried adding an
>> "onclick"
>> > > > > attribute to the ajaxButton call, but that only seems to replace
>> the
>> > > > > AJAX call itself rather than say prepending the call with the
>> contents
>> > > > > of the "onclick" attribute. I'd like to implement a "delete"
>> button
>> > > > > with a confirmation dialog. I've looked at ModalDialog, but due to
>> my
>> > > > > inexperience and lack of examples haven't found a way of achieving
>> > > > > this. Could someone enlighten me as to how I could implement this?
>> > > > > Cheers, Chris.
>> > > > > PS: I hope this isn't a FAQ but I've searched this group and the
>> web
>> > > > > on the matter, but haven't found an answer, so sorry in advance if
>> > > > > this has been answered before.
>>
>>
>
> >
>


-- 
Lift, the simply functional web framework http://liftweb.net
Beginning Scala http://www.apress.com/book/view/1430219890
Follow me: http://twitter.com/dpp
Git some: http://github.com/dpp

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