- From: John Foliot <john@foliot.ca>
- Date: Tue, 9 Apr 2013 10:18:34 -0700
- To: <w3c-wai-ig@w3.org>
FYI > > Edward O'Connor wrote: > > > > Hi Ivan, > > > > You wrote: > > > > > [W]hether the @role attribute could be used in EPUB3.01 to replace > > the > > > current idpf:type attribute for, say, glossary items. > > > > While it's true that the original XHTML2 Role Attribute Module was > > intended to be a generally extensible metadata attribute, the WAI- > ARIA > > role="" attribute in HTML is only intended to provide information to > > the accessibility layer, > > Two points of clarification: WAI-ARIA is actually host-language > agnostic, and can be used (in principle) with any mark-up language; for > example it has been "added" to SVG2 (http://www.w3.org/TR/2013/WD-SVG2- > 20130409/intro.html#TermARIAAttribute) > > As well, while it is true that currently ARIA attribute values are > being mapped / passed through to the Accessibility APIs by the > browsers, there is nothing that forbids those user-agents from doing > more with those values - and in fact the Candidate Recommendation says > just that: > > "The WAI-ARIA specification neither requires or forbids user > agents from enhancing native presentation and interaction behaviors on > the basis of WAI-ARIA markup. Mainstream user agents might expose WAI- > ARIA navigational landmarks (for example, as a dialog box or through a > keyboard command) with the intention to facilitate navigation for all > users. User agents are encouraged to maximize their usefulness to > users, including users without disabilities." > Source: http://www.w3.org/TR/wai-aria/introduction#ua-support > > > > and should not be used as a general extension > > point. For general metadata extensions, there are several other > > solutions, namely Microformats, Microdata, and RDFa. > > Whether or not the @role attribute should be used as another MetaData > extension as well is (in my opinion) worth discussing, if for no other > reason than to further explore a continued convergence between > "accessibility" and main-stream mark-up practices (which *should* be > the same thing, but often is not perceived as such). > > JF >
Received on Tuesday, 9 April 2013 17:19:11 UTC