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Re: BPG: more section 3.2 (key nav) comments

From: Simon Pieters <simonp@opera.com>
Date: Tue, 15 Apr 2008 19:26:05 +0200
To: "David Bolter" <david.bolter@utoronto.ca>
Cc: "Aaron M Leventhal" <aleventh@us.ibm.com>, w3c-wai-pf@w3.org, www-svg <www-svg@w3.org>
Message-ID: <op.t9nxdripidj3kv@hp-a0a83fcd39d2.belkin>

On Tue, 15 Apr 2008 18:36:20 +0200, David Bolter  
<david.bolter@utoronto.ca> wrote:

> Simon Pieters wrote:
>> On Tue, 15 Apr 2008 16:11:05 +0200, David Bolter  
>> <david.bolter@utoronto.ca> wrote:
>>
>>>> tabindex in SVG is spelled focusable='true' and is supported in at  
>>>> least Opera.
>>>>
>>>
>>> Is it possible to denote something focusable but not in the tab order?
>>
>> No, but it would be a straightforward addition to SVG, AFAICT (just a  
>> new value to the focusable attribute); perhaps we should ask the SVG WG  
>> about the matter.
>>
>>
>>> Maybe that question doesn't make sense in SVG world.
>>
>> I don't see why not.
>>
>> For reference, the definition is at  
>> http://www.w3.org/TR/SVGMobile12/interact.html#focusable-attr
>>
>>
> Thanks for the link. I see the fourth case for the 'auto' value is  
> "elements that are the 'target' or 'observer' of a 'listener' element  
> that is registered on one of the following user interface events:  
> DOMFocusIn, DOMFocusOut, DOMActivate". I suspect this might be similar  
> to the tabindex="-1" scenario but I don't really understand the case as  
> described.

It's not the same as tabindex='-1'. It's a case where 'auto' is equivalent  
to 'true', and 'true' means that the element is focusable and in the tab  
order (whereas tabindex='-1' means that the element is focusable but not  
in the tab order).


> Would it have been a good idea to cc the SVG WG on this reply? (I'm a  
> w3c noob).

I've cc-ed www-svg now.


>>> In HTML we use tabindex="-1" for this which allows us to customize  
>>> keyboard operation of some widgets such as using arrows to change tabs  
>>> in a tab container.

-- 
Simon Pieters
Opera Software
Received on Tuesday, 15 April 2008 17:26:50 GMT

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