- From: Jon Gunderson <jongund@uiuc.edu>
- Date: Wed, 25 Sep 2002 12:46:07 -0500
- To: "Richard Schwerdtfeger" <schwer@us.ibm.com>, "Ian B. Jacobs" <ij@w3.org>
- Cc: Philippe Le Hegaret <plh@w3.org>, Ray Whitmer <rayw@netscape.com>, w3c-wai-ua@w3.org, w3c-wai-ua-request@w3.org
What if Provision 3 of Checkpoint 6.1 read: "If the user can modify the state or value of HTML and XML content through the user interface (e.g., through form controls), allow for the same modifications programmatically ("read" and "write" access to state and value information). " At 04:45 PM 9/24/2002 -0500, Richard Schwerdtfeger wrote: >Ian, > > >So "is selected" refers to a state of a piece of content, whereas > >"the selection" refers to the set of all things selected? > >Correct. Furthermore (since you are on the DOM spin), much of the "state" >information can be retrieved from the DOM through the attributes. > > >Here is an example from the HTML DOM API for an option element: > >interface HTMLOptionElement : HTMLElement { > readonly attribute HTMLFormElement form; > attribute boolean defaultSelected; > readonly attribute DOMString text; > readonly attribute long index; > attribute boolean disabled; > attribute DOMString label; > attribute boolean selected; > attribute DOMString value; >}; > > >Where, the current value is the "value." > >Some of the state information can be found in states are disabled, >selected. Not included her is if it has focus. This information would need >to be provided by the browser through some alternative means. > > >Here is an example for an html style element: > >interface HTMLStyleElement : HTMLElement { > attribute boolean disabled; > attribute DOMString media; > attribute DOMString type; >}; > >The state of disabled indicates whether this style sheet is disabled. Media >and type type are values. > >Rich > > >Rich Schwerdtfeger >Senior Technical Staff Member >IBM Accessibility Center >Research Division >EMail/web: schwer@us.ibm.com > >"Two roads diverged in a wood, and I - >I took the one less traveled by, and that has made all the difference.", >Frost > > > > > > "Ian B. > Jacobs" > > <ij@w3.org> To: Richard > Schwerdtfeger/Austin/IBM@IBMUS > Sent by: cc: Philippe Le > Hegaret <plh@w3.org>, Ray Whitmer <rayw@netscape.com>, > w3c-wai-ua-reques w3c-wai-ua@w3.org, > w3c-wai-ua-request@w3.org > t@w3.org Subject: Re: Issue 545: > In Guideline 6, clarify "content state" rather than "content" > > > > > 09/24/2002 > 03:58 > > PM > > > > > > > > > >Richard Schwerdtfeger wrote: > > Ian, > > > > Regarding the proposed wording to address state information I believe it >is > > important that we define the correct terminology as it crosssections > > accessibility infrastructure terminology. Note: we may want to extend > > content value to include text of a document element such as a text input > > field. > > > > I propose using the following definitions to the working group and then > > expanding on Ian's proposed changes to incorporate these definitions: > > > > > > Content state - Document content has a condition of being in a stage or > > form during its use known as its "state." The state of document content >is > > ususally defined in discrete pre-defined values as should be known by > > assistive technologies designed to support the document. Examples of > > possible object states are: has focus, selected, visible, is >selecteable, > > checked, focused, activated, pressed, expanded, collapsed, iconified, > > editable, multi-line, resizable, vertical, horizontal, collapsible, > > expandable, and enabled. > > > > Content selection - A collection of document content often selected by >the > > user through some means. > >So "is selected" refers to a state of a piece of content, whereas >"the selection" refers to the set of all things selected? > > > Content value - An amount assigned to document content. Some document may > > have an assigned value that may change during the course of its use. An > > example of a the use of content value is the currently value of an HTML > > selection object. > >I'm mostly interested in hearing from Ray and Philippe whether >this aligns with the DOM model. > >Thanks Rich! > > - Ian > >-- >Ian Jacobs (ij@w3.org) http://www.w3.org/People/Jacobs >Tel: +1 718 260-9447 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
Received on Wednesday, 25 September 2002 13:41:38 UTC