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RE: Size of a clickable area and the WCAG 2 guidelines

From: Jim Tobias <tobias@inclusive.com>
Date: Wed, 24 Feb 2010 11:21:46 -0500
To: <w3c-wai-ig@w3.org>
Cc: "'Greg Elin'" <gelin@UCP.org>
Message-ID: <7547145BBFA04F3EBA3A2C892268CAB6@delldesk>
The move away from the desktop should bring dexterity issues to the fore
again: those mobile critters can be hard to stow away, retrieve, hold,
manipulate, and operate -- esp. the gesture interfaces.

Jim Tobias
Inclusive Technologies
+1.908.907.2387 v/sms
skype jimtobias

> -----Original Message-----
> From: w3c-wai-ig-request@w3.org 
> [mailto:w3c-wai-ig-request@w3.org] On Behalf Of Ramón Corominas
> Sent: Wednesday, February 24, 2010 9:42 AM
> To: Jim Tobias
> Cc: w3c-wai-ig@w3.org
> Subject: Re: Size of a clickable area and the WCAG 2 guidelines
> Another related issue that could affect more to people with 
> disabilities is that of new tactile screens that some mobile 
> devices have. For example, iPhone 3GS has this type of screen 
> and VoiceOver screen reader. 
> Blind users have the possibility to "discover" links, buttons 
> and other elements by sliding one finger on the screen. 
> Sighted users can -more or
> less- see the links, and even zoom in to enlarge their size, 
> but a blind user will probably miss small links.
> Regards,
> Ramón.
> Jim Tobias wrote:
> > I think that's right, Jonathan.  As far as "quantitatively 
> researched 
> > algorithm", how did the low vision algorithm get generated? 
>  Was there some assumption about the distribution of 
> perceptual ability across all low vision users?  Could that 
> be applied to people with limited dexterity?
> >   
Received on Wednesday, 24 February 2010 16:22:19 UTC

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