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Posted to dev@cocoon.apache.org by Sylvain Wallez <sy...@anyware-tech.com> on 2005/05/07 00:13:16 UTC

CForms: Ajax goodies

Hi all,

I committed a few visual goodies for Ajax-in-CForms, taking inspiration 
from the "Yellow Fade Technique" [1] and its "Fade Anything Technique" 
variants [2][3].

The purpose it to provide a visual feedback to the user of what parts of 
the screen have been changed by highlighting them in some non intrusive 
way. I added the fading described below and also a blinker. You can try 
all options in the car selector sample, tell me what you think about that.

There's still an issue with Ajax on Safari, as it seems Safari has a 
problem with XmlHttpResponses that have no content. And the Ajax 
framework sends an empty response with a "continue" header when the form 
has been successfully validated, so that the client-side JS can load the 
full page that comes after form.showForm().

Sylvain

[1] http://www.37signals.com/svn/archives/000558.php
[2] http://www.axentric.com/posts/default/7
[3] http://www.chapnickman.com/demo/fat/

-- 
Sylvain Wallez                        Anyware Technologies
http://apache.org/~sylvain            http://anyware-tech.com
Apache Software Foundation Member     Research & Technology Director


Re: CForms: Ajax goodies

Posted by Leszek Gawron <lg...@mobilebox.pl>.
Sylvain Wallez wrote:
> Hi all,
> 
> I committed a few visual goodies for Ajax-in-CForms, taking inspiration 
> from the "Yellow Fade Technique" [1] and its "Fade Anything Technique" 
> variants [2][3].
works lovely under my IE

> 
> The purpose it to provide a visual feedback to the user of what parts of 
> the screen have been changed by highlighting them in some non intrusive 
> way. I added the fading described below and also a blinker. You can try 
> all options in the car selector sample, tell me what you think about that.
> 
> There's still an issue with Ajax on Safari, as it seems Safari has a 
> problem with XmlHttpResponses that have no content. And the Ajax 
> framework sends an empty response with a "continue" header when the form 
> has been successfully validated, so that the client-side JS can load the 
> full page that comes after form.showForm().
Still there is an issue with my Firefox which reports:
uncaught exception: Permission denied to get property 
HTMLDivElement.parentNode.

I am not aware of any security constraints configured in my browser (I 
have all constraints disabled).

-- 
Leszek Gawron                                      lgawron@mobilebox.pl
IT Manager                                         MobileBox sp. z o.o.
+48 (61) 855 06 67                              http://www.mobilebox.pl
mobile: +48 (501) 720 812                       fax: +48 (61) 853 29 65