This is nifty... I think it's worthy of inclusion in Lift. Thanks for the
suggestion!
On Wed, Aug 26, 2009 at 2:44 PM, harryh <har...@gmail.com> wrote:
>
> Let's say you have a bit of a page like so:
>
> <lift:SomeSnippet.section>
> <foo:name/>
> <lift:SomeSnippet.section>
>
> Now, let's assume that computing whatever is bound to <foo:name/>
> takes a long time (maybe it takes a network call, or a long database
> query, or whatever). You don't want to hold up your entire page view
> on that so.....
>
> <lift:Util.lazyLoad>
> <lift:SomeSnippet.section>
> <foo:name/>
> <lift:SomeSnippet.section>
> </lift:Util.lazyLoad>
>
> Then in your Util snippet:
>
> def lazyLoad(xhtml: NodeSeq) = {
> val id = "lazy"+System.currentTimeMillis()
> val (name, exp) = ajaxInvoke(() => { SetHtml(id, xhtml) })
> <div id={id}>
> <img src="/img/ajax_spinner.gif" height="32" width="32" alt="wait"/
> >
> {Script(OnLoad(exp.cmd))}
> </div>
> }
>
> Feel free to critique if there is a better way of doing this. It's
> working pretty good for me so far though.
>
> -harryh
> >
>
--
Lift, the simply functional web framework http://liftweb.net
Beginning Scala http://www.apress.com/book/view/1430219890
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