PROPOSAL: Information that needs to be exhanged between Descktop Graphical User Agents and Dependent Assistive Technology

Information that needs to be provided by the Desktop Graphical user Agent
through interoperable interface

User Interface Informaton
1. Menus
2. Dialog boxes
3. Toolbars
4. Keyboard bindings 
5. Changes in focus

Content Rendering
Block level elements
1. Element type 
2. Rendering order in the document
3. Rendering graphical position and size on visual display 
4. Text content
5. Accessibility attributes 
   IMG: Alt, title,  longdesc
   APPLET: ALT
   LABEL: FOR
   DIV: CLASS
   LINKS and FORM controls: ACCESSKEY
6. Font and font style characterisitcs
7. General element attibutes
8. Which document (frame) the element is associated with

In-line level elements
1. Element type
2. Rendering position and size on visual display
3. Element attributes

TABLES
1. Row and column position in table
2. Individual cell contents
3. Table element type (TD or TH)
4. Table cell attributes
5. Explicit header cell references

FRAMES
1. List of documents in frameset
2. Move focus to another document in frameaset
3. Frame which has the current focus

FORM CONTROLS
1. Control type
2. Control state
3. Control text
4. Control label information

SCRIPTING EVENTS
1. Indentification of elements with explicit event handlers
2. Event handler type
2. Simulation of event handler activation




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

Received on Wednesday, 3 March 1999 11:38:03 UTC