Re: alt="" required for conformance on presentational images

Richard Schwerdtfeger writes:
> So, Cynthia and I discussed this
> Although neither of us think that role="presentation" is not the equivalent
> of alt="" we are still left with the backward compatibility issue with
> alt="".  Today's authors are required to use alt="" for HTML 4.
> So, we can live with role="presentation" on an image requiring alt to be
> supplied even though it requires additional (and I think unnecessary) work
> required by the author.

OK. Preserving compatibility with HTML 4 is a good thing.

> However, what should be not conforming is the
> following:
> <img alt="foo" role="presentation">
> The reason being that role="presentation" will remove img from the
> accessibility tree pre the ARIA specification. If role="presentation" is
> applied to an image it MUST have alt="".   We will flag this as an error in
> the Open Ajax Alliance rule sets. Do we want to create a bug against last
> call to fix this?
I say yes, file the bug. This is clearly illogical and should be


> Rich
> Rich Schwerdtfeger
> CTO Accessibility Software Group


Janina Sajka,	Phone:	+1.443.300.2200

Chair, Open Accessibility	
Linux Foundation

Chair, Protocols & Formats
Web Accessibility Initiative
World Wide Web Consortium (W3C)

Received on Thursday, 12 May 2011 01:36:15 UTC