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Re: Keyboard trap clarification for ATAG2

From: Treviranus, Jutta (Academic) <jtreviranus@faculty.ocad.ca>
Date: Tue, 4 Oct 2011 16:42:53 +0000
To: Alex Li <alli@microsoft.com>
CC: "Richards, Jan" <jrichards@ocad.ca>, "w3c-wai-au@w3.org" <w3c-wai-au@w3.org>
Message-ID: <A5873ADF-1AE0-44E9-BEC8-58A9C8D8BF3B@faculty.ocad.ca>
Perhaps we can remove "of the page" and insert the words after components, "including editing views that render content that may have keyboard traps" and then use this text.


On 2011-10-04, at 12:26 PM, Alex Li wrote:

> I don’t get why we are trying to reinvent the wheel here.  What is it about WCAG 2.0 2.1.2 that does not cover what we need here?
> 2.1.2 No Keyboard Trap: If keyboard focus can be moved to a component of the page using a keyboard interface, then focus can be moved away from that component using only a keyboard interface, and, if it requires more than unmodified arrow or tab keys or other standard exit methods, the user is advised of the method for moving focus away. (Level A)
> All we need to do is to remove the term “of the page”.
> From: w3c-wai-au-request@w3.org [mailto:w3c-wai-au-request@w3.org] On Behalf Of Richards, Jan
> Sent: Tuesday, October 04, 2011 9:00 AM
> To: w3c-wai-au@w3.org
> Subject: Keyboard trap clarification for ATAG2
> On yesterday’s call I said that I would take a shot at simplifying the keyboard trap requirement. It still says “documented”, but it is more clear that it only applies narrowly to editing views that render content to the point where keyboard traps become possible:
> A.3.1.2 No Keyboard Traps: *Keyboard traps* are prevented as follows: (Level A)
>     (a) In the Authoring Tool User Interface: No keyboard traps are present; and
>     (b) In Editing-Views that Render Content: If an editing-view renders the content being edited such that a keyboard trap might exist in the content, then the authoring tool provides a documented keyboard method for moving the focus away from such content.
> keyboard trap (UNCHANGED)
> A user interface situation in which a keyboard interface may be used to move focus to, but not from, a user interface component or group of components.
> Cheers,
> Jan
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Received on Tuesday, 4 October 2011 16:43:26 UTC

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