- From: Sam Ruby <rubys@intertwingly.net>
- Date: Mon, 25 Aug 2014 10:53:53 -0400
- To: public-html-a11y@w3.org
Have any of these proposals been captured in bugzilla? - Sam Ruby On 08/21/2014 10:53 AM, Joanmarie Diggs (by way of Liam R E Quin <liam@w3.org>) wrote: > While Igalia shares many of the concerns raised by Apple [1] and has > similar doubts about the benefits of longdesc, we will not formally > object to advancing the HTML Image Description document along the REC > track. However, if longdesc does continue to advance, we have a number > of concerns, many of which I identified whilst implementing support for > longdesc in the Orca screen reader for GNU/Linux desktop environments. > Below please find text Igalia would like you to consider incorporating > into the specification. > > ===================================== > Proposed Additions to "3.0.2 Authors" > ===================================== > > * Authors MUST NOT rely solely on longdesc as the means to provide > access to information which is essential for the user. > > * When the description is part of the target document, authors SHOULD > NOT rely upon assistive technologies to constrain presentation of the > description to that fragment. If such restriction is essential, > authors MUST take additional means to mark surrounding content as > hidden. > > ======================================= > Proposed Changes to "3.0.3 User Agents" > ======================================= > > Current: > > If the longdesc value is valid, User agents must make the link > available to all users through the regular user interface(s). > > Issue: > > One way to achieve the above is via the right-click menu. Firefox > does this. It works well for sighted users who can use a mouse. > It works well with the Orca screen reader which makes it possible > for the user to move to the image and then synthesize a right > click. But the image with a longdesc is likely not going to be > focusable, so keyboard-only users cannot navigate to it, which > is necessary prior to bringing up the context menu via the keyboard. > > Proposed modification to the above: > > ... including users who cannot use a mouse and do not use any > assistive technologies. > > Other additions: > > If the longdesc value is valid, user agents MUST make activation > of the link possible via the platform's accessible action interface > on platforms where such an interface is present. > > When the description is only part of the target document, user > agents MUST provide a means to return to the image being described > via the platform's accessibility API. > > ============ > > Thank you in advance for your time and consideration of these issues. > --Joanmarie Diggs and Alejandro Piņeiro > > > [1] http://lists.w3.org/Archives/Public/public-html-admin/2014Aug/0028.html > >
Received on Monday, 25 August 2014 14:54:22 UTC