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From "Matthias Wessendorf" <>
Subject Re: [OT] JavaScript controls for complex layouts that work with JSF?
Date Tue, 14 Nov 2006 19:52:33 GMT

I am using (for small apps) this lib with Facelets:
For me it works, perhaps you can give it a try.

Btw. I know that doing lot's of things in the dom slows down your
application client. And therefore I'd be interested in performance
numbers from backbase et al for instance :)


On 11/14/06, Andrew Robinson <> wrote:
> I have been using a custom grown grid bag layout in my code. I often
> use them quite nested and our UI can get extremely complex (our UI
> designers for our company develop thick client style UIs for use in
> the browser -- fun for us).
> All has been working quite well (with quite a lot of JS coding),
> except for performance. I have some pages with many layouts, many
> popup dialogs with complex custom controls (like color pickers, number
> formatters, CSS style formatters, etc.). These pages can take up to 7
> seconds in IE6 to render (no load, actually 7 seconds of JavaScript
> CPU usage in the browser before the page is laid out).
> I can fix these things, but maintaining all this JavaScript UI code is
> taking me away from implementing our business functionality. There
> seem to be a lot of JS libraries out there, but some don't seem very
> compatible for JSF and many don't seem to have any complex layout
> support.
> I do need the ability to size the client according to the size of the
> browser (100% height and width) and the ability to dock to certain
> sides (top, left & bottom). Although a grid bag layout would be ideal,
> a border layout may work.
> The only one I found that seemed really good was GWT, but that would
> be a huge conversion to use (Switch from AjaxAnywhere to Ajax4Jsf and
> use G4jsf instead of facelets to build the UI and switch from Seam
> remoting to GWT RPC).
> Does anyone know of some good JavaScript libraries that have advanced
> layout capabilities that work well inside of JSF?
> Thanks,
> Andrew

Matthias Wessendorf

further stuff:
mail: mwessendorf-at-gmail-dot-com

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