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Re: Accessible Mega Menu and Safari

for

From: Jonathan Avila
Date: Mar 31, 2016 11:03AM


IMO It's either in VoiceOver or Safari an elements is focused, blurred and then focused again. This chain doesn't appear to happen in Chrome with VoiceOver or on Windows.

Jonathan

Jonathan Avila
Chief Accessibility Officer
SSB BART Group
<EMAIL REMOVED>
703.637.8957 (Office)
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-----Original Message-----
From: WebAIM-Forum [mailto: <EMAIL REMOVED> ] On Behalf Of Robert Fentress
Sent: Thursday, March 31, 2016 12:59 PM
To: WebAIM Discussion List
Subject: Re: [WebAIM] Accessible Mega Menu and Safari

Thanks for checking this, Jonathan. So, you are saying it is a Safari bug, not a bug with the mega menu itself?

Best,
Rob

On Thu, Mar 31, 2016 at 9:50 AM, Jonathan Avila < <EMAIL REMOVED> >
wrote:

> Regarding support with VoiceOver on the Mac, I ran a test with chrome
> and VoiceOver and the mega menu did not auto collapse. I then went to
> my event testing page
> (https://labs.ssbbartgroup.com/index.php/Event_Watcher) and used the
> control+option+left arrow keys to move around several different types
> of controls to see what might be causing the issue. I find that with
> VoiceOver in Safari an extra blur event is being fired between focus
> events
> -- that is when some elements are focused with control+option+left
> arrow a focus event followed by a blur event followed by a focus event
> all on the same element are fired. This is not the case when tab is
> pressed. This seems like a bug.
>
> Jonathan
>
> Jonathan Avila
> Chief Accessibility Officer
> SSB BART Group
> <EMAIL REMOVED>
> 703.637.8957 (Office)
> Visit us online: Website | Twitter | Facebook | Linkedin | Blog Check
> out our Digital Accessibility Webinars!
>
>
> -----Original Message-----
> From: WebAIM-Forum [mailto: <EMAIL REMOVED> ] On
> Behalf Of Robert Fentress
> Sent: Wednesday, March 30, 2016 12:37 PM
> To: WebAIM Discussion List
> Subject: Re: [WebAIM] Accessible Mega Menu and Safari
>
> Thanks, Paul.
>
> The problem with using down arrow with QuickNav off or Tab, in this
> instance, is that this only moves between links and skips over
> non-focusable elements. The purpose of the mega menu pattern, as used
> here, is that you want to make other structured content besides the
> menu links available, for instance, headings or textual cues. That
> content is skipped using these navigation methods, at least,
> apparently, with how I have VoiceOver set up.
>
> As to the ARIA Authoring Practices, while those are valuable, if your
> are doing something application-like, if you are using menus in the
> way commonly found on web pages, you would likely violate many users
> expectations by following the spec. As others have noted, web
> applications--not to mention regular web sites that make sporadic use
> of custom controls--are not the same as desktop applications. That
> being said, mapping to system APIs does provide value. It is a
> difficult nut to crack.
>
> On Wed, Mar 30, 2016 at 11:47 AM, Paul J. Adam < <EMAIL REMOVED> >
> wrote:
> > Looks like it only works if you press the down arrow key with
> > VoiceOver
> quick navigation turned off. Or Tab into the menu.
> >
> > It would be smart for JavaScript widgets that have various keyboard
> navigation methods to display a visible tooltip or show some
> instructions on how to actually operate the menu. Those instructions
> being accessible to screen reader users also.
> >
> > This menu works as you’re expecting with VO+Right Arrow key.
> > http://www.washington.edu/accesscomputing/AU/after.html
> > <http://www.washington.edu/accesscomputing/AU/after.html>;
> >
> > Here’s the ARIA Authoring Practices with keyboard interaction
> > instructions, https://www.w3.org/TR/wai-aria-practices/#menu
> > <https://www.w3.org/TR/wai-aria-practices/#menu>
> >
> > Paul J. Adam
> > Accessibility Evangelist
> > www.deque.com
> >
> >> On Mar 30, 2016, at 10:18 AM, Robert Fentress < <EMAIL REMOVED> > wrote:
> >>
> >> Hi, all.
> >>
> >> I've just noticed a problem with the way Adobe's Accessible Mega
> >> Menu (
> >> https://adobe-accessibility.github.io/Accessible-Mega-Menu/) works
> >> with Safari and VoiceOver. Basically, when you activate a menu
> >> with
> >> Control+Option+Space the menu appears, but when you then press
> >> Control+Option+Right Arrow to have VO voice the text in the menu,
> >> Control+Option+the menu
> >> collapses. It only stays open if you tab into the revealed contents.
> >> This, of course, kinda defeats one of the points of this pattern,
> >> in that it means that you really only have access to the menu
> >> options, not the other structured content. In that case, you might
> >> as well just make it a more standard menu.
> >>
> >> I could have sworn I'd tested this before and it had worked. Do
> >> you know if anything has changed in recent updates to Safari or
> >> VoiceOver that would have affected this, or did I just miss it previously?
> >>
> >> On a related note, if you are stuck with this basic turducken mega
> >> menu pattern, is there an implementation that works better than
> >> Adobe's? If I could convince the people I'm making recommendations
> >> to to deviate slightly from the strict mega menu pattern, would a
> >> mega modal be better and, if so, do you know of some particularly
> >> good
> implementations?
> >>
> >> Best,
> >> Rob
> >>
> >> --
> >> Robert Fentress
> >> Senior Accessibility Solutions Designer
> >> 540.231.1255
> >>
> >> Technology-enhanced Learning & Online Strategies Assistive
> >> Technologies
> >> 1180 Torgersen Hall
> >> 620 Drillfield Drive (0434)
> >> Blacksburg, Virginia 24061
> >> > >> > >> archives at http://webaim.org/discussion/archives
> >> > >
> > > > > > archives at http://webaim.org/discussion/archives
> > >
>
>
> --
> Robert Fentress
> Senior Accessibility Solutions Designer
> 540.231.1255
>
> Technology-enhanced Learning & Online Strategies Assistive
> Technologies
> 1180 Torgersen Hall
> 620 Drillfield Drive (0434)
> Blacksburg, Virginia 24061
> > > archives at http://webaim.org/discussion/archives
> > > > archives at http://webaim.org/discussion/archives
> >



--
Robert Fentress
Senior Accessibility Solutions Designer
540.231.1255

Technology-enhanced Learning & Online Strategies Assistive Technologies
1180 Torgersen Hall
620 Drillfield Drive (0434)
Blacksburg, Virginia 24061