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[Bug 10614] New: Clarify what <img role=presentation alt=<not-the-empty-string> > means

From: <bugzilla@jessica.w3.org>
Date: Sun, 12 Sep 2010 18:49:00 +0000
To: public-html-a11y@w3.org
Message-ID: <bug-10614-3290@http.www.w3.org/Bugs/Public/>

           Summary: Clarify what <img role=presentation
                    alt=<not-the-empty-string> > means
           Product: ARIA
           Version: 1.0
          Platform: All
               URL: http://www.w3.org/WAI/PF/aria/complete#presentation
        OS/Version: All
            Status: NEW
          Keywords: a11y
          Severity: major
          Priority: P1
         Component: Platform APIs
        AssignedTo: aria-ua-impl@googlegroups.com
        ReportedBy: xn--mlform-iua@xn--mlform-iua.no
         QAContact: aria-ua-impl@googlegroups.com
                CC: public-html-a11y@w3.org
            Blocks: 10066

(1) In VoiceOver+Safari, then the @alt text in <img role="presentation" src="*"
alt="Some text"> is not presented to the user, despite that it is seen by  the

(2) Many (in the HTMLwg at leaste) seem to think that role="presentation" hides
the <img>, including the @alt text.

(3) But role="presentation" doesn't hide other elements.

Proposal: Clarify that <img role=presentation src=* alt="foo"> simply takes
away the "img" role, thus causing the "foo" to be presented as

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