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Re: Proposal to delete Guideline 9 (Notification)

From: Charles McCathieNevile <charles@w3.org>
Date: Thu, 12 Oct 2000 05:17:49 -0400 (EDT)
To: Jon Gunderson <jongund@ux1.cso.uiuc.edu>
cc: Ian Jacobs <ij@w3.org>, w3c-wai-ua@w3.org
Message-ID: <Pine.LNX.4.21.0010120517410.24292-100000@tux.w3.org>
Works for me.

Chaals

On Wed, 11 Oct 2000, Jon Gunderson wrote:

  Ian,
  Seems OK to me.  There were only three checkpoints in that guideline anyway.
  
  Jon
  
  
  At 09:22 PM 10/11/2000 -0400, Ian Jacobs wrote:
  >Hello,
  >
  >Deleting Guideline 9 may sound like a radical proposal, but
  >I don't think it is. Here's the idea:
  >
  >In the 29 September Guidelines, the Guideline reads
  >"Alert the user of content and viewport changes." However,
  >the checkpoints under Guideline 9 are not about notification.
  >The three Guideline 9 checkpoints are:
  >
  >    9.1 Ensure that when the selection or content focus changes,
  >        it is in a viewport after the change.
  >
  >This checkpoint could easily go alongside checkpoints 4.18 and
  >4.19, which are about viewports opening and focus changes.
  >
  >    9.2 Allow configuration so the user is prompted to confirm any
  >        form submission not caused by explicit activation of a
  >        form submit control.
  >
  >    9.3 Indicate the relative position of the viewport in rendered
  >       content (e.g., the proportion of an audio or video clip that
  >       has been played, the proportion of a Web page that has been
  >       viewed, etc.).
  >
  >These checkpoints could easily go in Guideline 8 (Orientation).
  >
  >Thus, I think that since none of the checkpoints in Guideline 9
  >are really about notification, we should delete the Guideline
  >and redistribute the checkpoints appropriately.
  >
  >Where did the "notification" checkpoints go? In the 5 November 1999
  >draft (the "first" last call draft <smile>), Guideline 9 included
  >six checkpoints. The additional checkpoints were:
  >
  >9.1 Provide information about user agent-initiated
  >     content and viewport changes directly to the user
  >     and through APIs. [Priority 1]
  >
  >9.4 Allow the user to configure notification preferences for common
  >types
  >     of content and viewport changes. [Priority 3]
  >
  >9.5 When loading content (e.g., document, video clip, audio clip, etc.)
  >     indicate what portion of the content has loaded and whether loading
  >     has stalled. [Priority 3]
  >
  >Working backwards, here's where they went:
  >
  >1) Checkpoint 9.5 ("stalled" loading). At the 10 August 2000 teleconf
  >[3],
  >    the WG resolved to delete this checkpoint since it could not identify
  >    any requirement specific to accessibility. Notification of loading
  >status
  >    is important to everyone and the UA must present that information in
  >    accessible manner (covered by checkpoint 1.5).
  >
  >2) Checkpoint 9.4 (configuration of notification preferences). This
  >    checkpoint is a configuration checkpoint for 9.1, so when 9.1 was
  >    deleted 9.4 was also deleted. Refer to the resolution to delete at
  >the
  >    31 August teleconference [4].
  >
  >3) Checkpoint 9.1 (information about changes).  We resolved to delete
  >this
  >    checkpoint at the 20 January 2000 teleconference [5] as a result of
  >    review during the first last call. We also raised the priority of the
  >    checkpoint requiring user control of changes (now checkpoint 3.7).
  >    For more background, refer to issue 142 [6].
  >
  >Thanks,
  >
  >  - Ian
  >
  >P.S. I'm making this proposal in order to help ensure that each
  >      checkpoint fits under a Guideline appropriately. I would note,
  >      however, that if we delete Guideline 9, we also have the attractive
  >      result of ten Guidelines...
  >
  >[1] http://www.w3.org/WAI/UA/WD-UAAG10-20000929/
  >[2] http://www.w3.org/TR/1999/WD-WAI-USERAGENT-19991105/
  >[3] http://lists.w3.org/Archives/Public/w3c-wai-ua/2000JulSep/0232.html
  >[4] http://lists.w3.org/Archives/Public/w3c-wai-ua/2000JulSep/0341.html
  >[5] http://www.w3.org/WAI/UA/2000/01/wai-ua-telecon-20000120.html
  >[6] http://server.rehab.uiuc.edu/ua-issues/issues-linear.html#142
  >--
  >Ian Jacobs (jacobs@w3.org)   http://www.w3.org/People/Jacobs
  >Tel:                         +1 831 457-2842
  >Cell:                        +1 917 450-8783
  
  Jon Gunderson, Ph.D., ATP
  Coordinator of Assistive Communication and Information Technology
  Division of Rehabilitation - Education Services
  MC-574
  College of Applied Life Studies
  University of Illinois at Urbana/Champaign
  1207 S. Oak Street, Champaign, IL  61820
  
  Voice: (217) 244-5870
  Fax: (217) 333-0248
  
  E-mail: jongund@uiuc.edu
  
  WWW: http://www.staff.uiuc.edu/~jongund
  WWW: http://www.w3.org/wai/ua
  
  

-- 
Charles McCathieNevile    mailto:charles@w3.org    phone: +61 (0) 409 134 136
W3C Web Accessibility Initiative                      http://www.w3.org/WAI
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September - November 2000: 
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Received on Thursday, 12 October 2000 05:17:52 GMT

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