Re: DIAGRAM project and image descriptions

On Wed, 16 Mar 2011 00:51:12 +0100, Leif Halvard Silli
<xn--mlform-iua@målform.no> wrote:

> Jonas Sicking, Tue, 15 Mar 2011 14:13:54 -0700:
>> As far as I can see aria-describedby addresses this use case. I
>> believe ARIA is no explicitly supported by HTML5 drafts.
>
> Now I am surprised. Care to explain? See my concrete questions below.
>
>>> On 2/25/11, Geoff Freed wrote:
>
>>>> [ ... ] bear in mind that long descriptions are
>>>> typically produced after the original content has been published.
>
> Jonas, when produced after the original, how would you use
> aria-describdby?

Same as longdesc. By editing the page unless you put a placeholder there
that temporarily isn't helpful. In other words, I don't think that is an
issue for picking between the two.

> [...]
>>>> Furthermore, those hosted descriptions will be living documents which
>>>> may need to be improved upon in a collaborative and moderated
>>>> fashion. [...]
>
> Jonas, how can aria-describedby address the use case of a description
> that lives on another page?

It can't. This is the major piece that longdesc can do which
aria-describedBy doesn't.

cheers

Chaals

-- 
Charles McCathieNevile  Opera Software, Standards Group
       je parle français -- hablo español -- jeg lærer norsk
http://my.opera.com/chaals       Try Opera: http://www.opera.com

Received on Friday, 18 March 2011 05:44:26 UTC