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Re: Change Proposal for Issue 194

From: Benjamin Hawkes-Lewis <bhawkeslewis@googlemail.com>
Date: Wed, 23 May 2012 16:03:51 +0100
Message-ID: <CAEhSh3fZ5AuLOaO22dfHa=-f4BSjTGGxW48D7fxWFJ0VK9e27Q@mail.gmail.com>
To: Silvia Pfeiffer <silviapfeiffer1@gmail.com>
Cc: Charles McCathieNevile <chaals@opera.com>, HTML Accessibility Task Force <public-html-a11y@w3.org>, "Edward O'Connor" <eoconnor@apple.com>, Geoff Freed <geoff_freed@wgbh.org>, Laura Carlson <laura.lee.carlson@gmail.com>
On Wed, May 23, 2012 at 1:59 PM, Silvia Pfeiffer
<silviapfeiffer1@gmail.com> wrote:
> On Wed, May 23, 2012 at 6:11 PM, Benjamin Hawkes-Lewis
> <bhawkeslewis@googlemail.com> wrote:
>> On Wed, May 23, 2012 at 7:53 AM, Silvia Pfeiffer
>> <silviapfeiffer1@gmail.com> wrote:
>>>> It is unnecessary to mint a new element to satisfy UC1 (transcript as
>>>> linked resource); it would be simpler for the IDREFs in transcript="" to
>>>> directly point at the <a> that links to the transcript.
>>>
>>> I was told that hidden <a> elements are a real problem, since they
>>> gain keyboard focus. Putting the link into a <div>-like element avoids
>>> this.
>>
>> Today, a simple link to a transcript is one of the two common ways of
>> surfacing a transcript.
>>
>> Authors who want to hide the link can use CSS "display: none;" in all
>> browsers applying their CSS or HTML @tabindex="-1" to remove the link
>> from the tab order in all browsers. If we continue to allow references
>> into @hidden content, they could also use @hidden to hide the link.
>>
>> Alternatively, authors can leave the link in the tab order and use CSS
>> or JS to ensure the link is visible on focus.
>>
>> Using a normal a@href has a better backwards compatibility story than
>> adding an attribute to transcript.
>>
>> So I don't understand the problems with:
>>
>>  <transcript><a href="url">Transcript</a></transcript>
>
> I don't mind this approach.
>
>
>> or
>>
>>  <a href="url">Transcript</a>
>
> This has all the problems that I listed about lack of semantics, lack
> of machine-discoverability when used without an actual <video> element
> etc. See previous email.

I don't understand … the semantics and the machine-discoverability
arise from the @transcript attribute that refers to the a element by
IDREF:

<video transcript="transcript"></video>
<a id="transcript" href="url">Transcript</a>

--
Benjamin Hawkes-Lewis
Received on Wednesday, 23 May 2012 15:04:49 GMT

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