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Re: AGENDA: W3C User Agent Teleconference 12 October 2000

From: Ian Jacobs <ij@w3.org>
Date: Wed, 11 Oct 2000 16:57:35 -0400
Message-ID: <39E4D43F.4722489@w3.org>
To: Jon Gunderson <jongund@ux1.cso.uiuc.edu>
CC: w3c-wai-ua@w3.org
Jon Gunderson wrote:
> 
> WAI UA Telecon for October 12th, 2000
> 
> Chair: Jon Gunderson
> Date: Thursday, 12 October
> Time: 2:00 pm to 4:00 pm Eastern Standard Time, USA
> Call-in: Longfellow Bridge (+1) (617) 252-1038
> 
> Agenda
>

> Open Action Items
> 
>     1.IJ: Propose text for a note explaining the implementation issues
> related to providing user agent generated content through the DOM

I think I satisfied this in section 3.10 of the 
techniques document of 29 Sep [1]:

> 3.10 Content repair techniques
> 
>           Several scenarios may result in the user agent repairing or modifying content for the user's benefit:
> 
>                 The author has provided invalid markup. 
>                 The author has omitted optional information that is important for accessibility. 
>                 The user agent is missing resources (e.g., a font family) for handling or rendering content. 
>                 The user has configured the user agent in some way that changes the content (e.g., turning off support for images, which causes a placeholder icon to appear in place of each
>                 image that has not been loaded). 
> 
>           User agent developers should be aware of the following issues when implementing a repair feature:
> 
>                 Users may want to distinguish content (in the document object model) provided by the author from content generated by the user agent. For example, the user may trust
>                 author-supplied content more than generated content. 
>                 Repair content should be accessible. For example, if the user agent inserts a graphical placeholder icon in the document object model, that icon should have a text equivalent:
>                 since the icon is known to the user agent developer, the developer can provide a sensible text equivalent to accompany it (for the benefit of users of assistive technologies). 
>                 Notification of user agent-initiated changes to the document object model may be made through "DOM events" (refer to the "Document Object Model (DOM) Level 2 Events
>                 Specification" [DOM2EVENTS]). 
> 
>           Refer also the section on table cell header algorithm for information about repairing tables. Refer also to the W3C document "Techniques For Accessibility Evaluation And Repair Tools"
>           [AERT].


[1] http://www.w3.org/WAI/UA/WD-UAAG10-TECHS-20000929/#repair-techniques

-- 
Ian Jacobs (jacobs@w3.org)   http://www.w3.org/People/Jacobs
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Received on Wednesday, 11 October 2000 16:57:38 GMT

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