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Re: ARIA's role="" attribute (was Re: [Bug 7509] Consider <dl type="dialog"> instead of <dialog>)

From: Leif Halvard Silli <xn--mlform-iua@xn--mlform-iua.no>
Date: Thu, 10 Sep 2009 12:00:52 +0200
Message-ID: <4AA8CE54.4090803@xn--mlform-iua.no>
To: Jonas Sicking <jonas@sicking.cc>
CC: Edward O'Connor <hober0@gmail.com>, Toby Inkster <tai@g5n.co.uk>, HTML WG <public-html@w3.org>
Leif Halvard Silli On 09-09-10 11.24:

> Jonas Sicking On 09-09-10 07.22:
>> On Wed, Sep 9, 2009 at 10:15 PM, Jonas Sicking <jonas@sicking.cc> wrote:
>>> On Wed, Sep 9, 2009 at 6:02 PM, Leif Halvard Silli
>>> <xn--mlform-iua@xn--mlform-iua.no> wrote:
>>>>> Microdata or the class="" attribute can both be used to annotate HTML
>>>>> elements with more specific semantics than their native semantics
>>>>> provide.
>>>> If - say - AT software is supposed to recognize something as a dialog, then
>>>> neither of those a likely to be enough.
>>> I'm personally not at all a fan of using class to add semantics. I
>>> think the class attribute namespace should belong to authors. That is
>>> why I was arguing for the removal of predefined class values back when
>>> they were in the HTML5 drafts.
>>> However I don't see why something like a microformat or RDFa wouldn't
>>> be an acceptable way to expose something to AT software. Once that
>>> microformat or RDFa vocabulary has become popular enough that it gains
>>> some sort of critical mass that is.
>> Arg, that should have said "Once that microdata format or RDFa
>> vocabulary has become..".
>> I am a big fan of microformats, however I don't like that they many
>> times use the class attribute. However I understand that they chose to
>> do that given what "hooks" that HTML4 provided. That's why I'm a fan
>> of microdata in HTML5 as it provides better hooks.
> One of those hooks were the @compact attribute. Very helpful when 
> working with DL lists. And used in at least one microformat. But 
> not allowed in HTML 5.

Reference: http://microformats.org/wiki/xoxo

Where is the HTML 5 hook improvement in this case?

> @rel and @rev also are - or offer - hooks. They are used in 
> microformats.
> @role is also a "hook" thing - and thus a good candidate for being 
> used in microformats.

leif halvard silli
Received on Thursday, 10 September 2009 10:01:33 UTC

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