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Re: Table cell access

From: Charles McCathieNevile <charles@w3.org>
Date: Mon, 15 Mar 1999 10:41:54 -0500 (EST)
To: Jon Gunderson <jongund@staff.uiuc.edu>
cc: WAI UA group <w3c-wai-ua@w3.org>
Message-ID: <Pine.LNX.4.04.9903151041050.13600-100000@tux.w3.org>
Certainly.

Quite a lot of the things we need can be achieved by implementing CSS2.

Charles

On Mon, 15 Mar 1999, Jon Gunderson wrote:

  Borders around cells could be accomplished with a style sheet.
  Jon
  
  
  At 09:54 PM 3/12/99 -0500, Charles McCathieNevile wrote:
  >This is part of my promised response to Jon's proposals for subsetting
  >checkpoints by applicable browser type.
  >
  >It seems to me that checkpoint 5.4.1 (access to individual cells) needs to
  >be met for all User Agents which render tables (and all user agents should
  >render tables...)
  >
  >In the case of the garden variety browser, a simple example is the user
  >who has a magnified screen. (Or where the table is very large. This is a
  >problem I had yesterday, at a fairly standard font size.) 
  >
  >In order to provide access to the content of a single cell, techniques
  >include allowing cells to take a focus (in the HTML event model, although
  >it has other problems, it is expected that any rendered element can take
  >the focus). A simpler technique which can be implemented by most graphic
  >browsers is to provide the user with the option of placing a border around
  >each cell. The up/down and left/right navigation that can be used to make
  >sense of a table (although it is not especially easy, with a large table,
  >it does work) can be provided by allowing the user to scroll the viewport
  >laft/right and up/down over a view. All the graphic browsers I have seen
  >(Arachne, DocZilla, HotJava, IE, Mosaic, Navigator, Opera) manage this
  >already. Navigation of the DOM tree would also enable identification of
  >individual cells, since they are nodes on the tree.
  >
  >Charles McCN
  >
  >--Charles McCathieNevile            mailto:charles@w3.org
  >phone: +1 617 258 0992   http://www.w3.org/People/Charles
  >W3C Web Accessibility Initiative    http://www.w3.org/WAI
  >MIT/LCS  -  545 Technology sq., Cambridge MA, 02139,  USA
  > 
  Jon Gunderson, Ph.D., ATP
  Coordinator of Assistive Communication and Information Technology
  Division of Rehabilitation - Education Services
  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
  	http://www.als.uiuc.edu/InfoTechAccess
  

--Charles McCathieNevile            mailto:charles@w3.org
phone: +1 617 258 0992   http://www.w3.org/People/Charles
W3C Web Accessibility Initiative    http://www.w3.org/WAI
MIT/LCS  -  545 Technology sq., Cambridge MA, 02139,  USA
Received on Monday, 15 March 1999 10:41:57 UTC

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