Re: Question about animated images and ARIA

Check out test 5 here:
http://archive.dojotoolkit.org/dojo-2009-10-15/dojotoolkit/dijit/tests/test_ProgressBar.html

It is the same idea.

cheers,
David
On 15/10/09 10:52 AM, Schnabel, Stefan wrote:
> Willco. In the meantime, take a look at dojo's
>
> http://archive.dojotoolkit.org/nightly/dojotoolkit/dojox/widget/tests/test_Standby.html
>
> It's exactly what I have meant .. wonder how they do map that to ARIA?
>
> - Stefan
>
> -----Original Message-----
> From: David Bolter [mailto:david.bolter@gmail.com]
> Sent: Donnerstag, 15. Oktober 2009 16:44
> To: Schnabel, Stefan
> Cc: wai-xtech@w3.org
> Subject: Re: Question about animated images and ARIA
>
> Hi Stefan,
>
> Please try to make sure the indeterminate progress bar approach works
> for this case. If it doesn't we have a problem.
>
> cheers,
> David
>
> On 15/10/09 3:17 AM, Schnabel, Stefan wrote:
>    
>> Joseph,
>>
>> I'm going to experiment with all three of them using latest Jaws and IE8/FF3.5.
>> Thanks for the input.
>>
>> - Stefan
>>
>>
>> -----Original Message-----
>> From: Joseph Scheuhammer [mailto:clown@utoronto.ca]
>> Sent: Mittwoch, 14. Oktober 2009 18:58
>> To: Jon Gunderson
>> Cc: Schnabel, Stefan; Steven Faulkner; wai-xtech@w3.org
>> Subject: Re: Question about animated images and ARIA
>>
>> It could either be an alert [1], or a status indicator [2], or a
>> progressbar [3], although I have misgivings for alert.
>>
>> Alert is an "assertive" live region, and that may not apply to this
>> situation.  I can't tell from your description.  Status, a "polite" live
>> region, is another possibility.
>>
>> Even so, an alert generally appears as a one-time event.  The situation
>> you describe has a duration, and should involve "aria-busy" [4].  You
>> could use an alert at the end of the loading operation to signal to the
>> user that it has completed.
>>
>> Progressbar, another "polite" live region that supports "aria-busy", is
>> the best choice:
>> - "An element that displays the progress status for tasks that take a
>> long time."
>> - "If the progressbar is describing the loading progress of a particular
>> region of a page, ... set the aria-busy attribute to true on the region
>> until it is finished loading."
>>
>> Also, a progressbar can be indeterminate, and that seems to apply
>> here.   Visually, indeterminate progressbars can be rendered in any
>> number of ways including a bar with an animated stripe ("barber pole"),
>> a spinning beach ball, a watch, an hour glass, and so on.  That sounds
>> like what you describe, i.e., "an animated gif".
>>
>> [1] http://www.w3.org/WAI/PF/aria/#alert
>> [2] http://www.w3.org/WAI/PF/aria/#status
>> [3] http://www.w3.org/WAI/PF/aria/#progressbar
>> [4] http://www.w3.org/WAI/PF/aria/#aria-busy
>>
>>
>>      
>

Received on Thursday, 15 October 2009 15:01:11 UTC