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RE: 2.1 thoughts

From: Charles McCathieNevile <charles@w3.org>
Date: Mon, 6 May 2002 19:54:12 -0400 (EDT)
To: Gregg Vanderheiden <GV@TRACE.WISC.EDU>
cc: <w3c-wai-gl@w3.org>
Message-ID: <Pine.LNX.4.30.0205061952540.5045-100000@tux.w3.org>
Yes I am. But that isn't a problem - most web pages already are. It is just a
question of how we phrase the requirement, so we can ensure that we aren't
accidentally excluding something, or requiring an implementation detail too
specific for the use cases we have.

Cheers

Chaals

On Mon, 6 May 2002, Gregg Vanderheiden wrote:

  Hi Charles.

  I am very confused.

  Are you saying that all web pages have to be navigable and operable from
  a phone keypad that doesn't even support tab?

  Gregg

  ------------------------------------
  Gregg Vanderheiden Ph.D.
  Ind Engr - Biomed - Trace,  Univ of Wis
  gv@trace.wisc.edu




  > -----Original Message-----
  > From: w3c-wai-gl-request@w3.org [mailto:w3c-wai-gl-request@w3.org] On
  Behalf
  > Of Charles McCathieNevile
  > Sent: Monday, May 06, 2002 2:27 PM
  > To: Gregg Vanderheiden
  > Cc: w3c-wai-gl@w3.org
  > Subject: RE: 2.1 thoughts
  >
  > On Mon, 6 May 2002, Gregg Vanderheiden wrote:
  >
  >   Chaals wrote
  >
  >   this starts to make sense, but I don't like it - it should be
  possible in
  >   most cases to just use a mouse to drive everything, yet that doesn't
  seem
  >   to be supported here.
  >
  >   Question,
  >   How would you enter text with a mouse?
  >   (Using an on screen keyboard doesn't count since that is a keyboard
  as
  >   far as the application is concerned).
  >
  > response:
  > Yes, I mean that it should be possible to use an onscreen keyboard (as
  is
  > done in kiosk type environments in some cases). The point is that most
  users
  > now prefer to use a mouse, and in some situations (such as the EIAD
  browser
  > designed for people with brain injuries) rely on a touch screen.
  >
  > Using the keyboard to move around requires an abstraction of
  navigation.
  > Point and click doesn't, for folks who can use it. We need to support
  both
  > cases, I think.
  >
  >   ALSO in response to
  >
  >   5. All functionality operable via text input plus tab, up, down,
  left,
  >   right, and enter.
  >
  >   (these are the text and command keys that can be ensured would be on
  all
  >   "keyboards"  (real or virtual).)
  >
  >   Chaals wrote
  >
  >   No they are not. One of my two keyboards doesn't have this. And
  >   speech-based systems don't have up, down, left, right as ways of
  relating
  >   things. This is too specific to visual environments.
  >
  >   3 Questions
  >   1- Which keys were missing.  The arrowkeys?
  >
  > Yep, my phone doesn't have them, nor a tab key. And text entry isn't
  too
  > efficient either.
  >
  >   2 - What speech input system doesn't provide a way to operate
  keyboard
  >   keys?  (One on a system without a keyboard?)
  >
  > One which isn't simply a speech input interface to a desktop computer
  model -
  > for example a VoiceXML application, or similar system. Again, my phone
  has
  > voice control of many functions, but not voice simulation of keyboard
  use.
  >
  >   3 - How about
  >   --- Text input plus  "step to next" (TAB) and "Activate". (ENTER).
  >   The arrowkeys can be optional but all function needs to be operable
  with
  >   text and the two functions.
  >
  > Well, I prefer to start from "device independent mechanisms, including
  direct
  > activation where available (e.g. Voice, point and click) and
  navigation among
  > options (e.g. "next", "previous", "activate" using voice commands, or
  > keyboard input)
  >
  > By the way, this is the kind of problem that User Agent group has
  dealt with
  > fairly extensively - it would be worth asking their thoughts in my
  humble
  > opinion.
  >
  > cheers
  >
  > Chaals



-- 
Charles McCathieNevile    http://www.w3.org/People/Charles  phone: +61 409 134 136
W3C Web Accessibility Initiative     http://www.w3.org/WAI  fax: +33 4 92 38 78 22
Location: 21 Mitchell street FOOTSCRAY Vic 3011, Australia
(or W3C INRIA, Route des Lucioles, BP 93, 06902 Sophia Antipolis Cedex, France)
Received on Monday, 6 May 2002 19:54:13 GMT

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