- From: Ian Jacobs <ij@w3.org>
- Date: Tue, 25 Jul 2000 11:17:13 -0400
- To: Jon Gunderson <jongund@ux1.cso.uiuc.edu>
- CC: w3c-wai-ua@w3.org
Jon Gunderson wrote: > Hi Jon, Do you have any comments on the proposals? > >The following proposals offer a definition of "single > >command input" and way to avoid related but different terms > >that might cause confusion in checkpoints 2.3 and 10.8. > > > >Proposal 1) Definition: Single command input > > > > In this document, single command input means that the > > action required of the user is the simplest that can be > > recognized by the user agent for a particular input method. > > For the keyboard, this means "single key input", i.e., a > > single key press, without modifier keys such as "alt", "control", > > "apple", etc. For voice input, "single voice command input" > > means an individual vocal cue, though the number of words > > in a command may be more than on (e.g., "Activate link", > > "Page down", etc.) and should be few in number. > > For graphical user interface components, single command input means > > direct activation of the UI control (i.e., buttons, not menu > > items) with a pointing device. > > Note that any navigation through UI controls (by pointing > > devices or keyboard navigation) does not constitute single > > command input. Double command input means two single commands > > (e.g., a modifier key and another key), triple means three, etc. > > > > The user agent may change the input configuration dynamically, > > and this may affect the set of single command bindings. The set > > of single command bindings is relative to an input configuration. > > For example, when the user is entering text, the number of > > single key input bindings may be reduced significantly. > > Or, if the user agent offers a special "table > > navigation mode" for cell-to-cell or cell-to-header navigation, > > those single key commands exist within the context of the > > table navigation mode. > > > >Note about proposal 1: Delete the part about different input modes > > from the note after checkpoint 10.5 since now it's in a definition. > > > >Proposal 2) Checkpoint 2.3 > > > > At the 20 July teleconference [2], we discussed eliminating > > the expression "easy access" in checkpoints 2.3 and 10.8. > > The proposal was to use "single command", which I find very > > confusing (using the term "single" to describe two different > > but closely related concepts is a mistake). > > > > For checkpoint 2.3, refer to my proposal [3], which uses the > > term "easy access" but explains the techniques that would meet > > the requirement. I hope that this proposal satisfies the > > resolution from the 20 July teleconference [2]: > > > > "No objections to modification of Jon's proposal for modification > >2.3 > > RESOLVED.- accept new proposal with modifications." > > > >Proposal 3) Checkpoint 10.8 > > > > For checkpoint 10.8, Jon proposed [4] the following wording: > > > > 10.8 Ensure that the default input configuration > > allows one step activation of frequently used > > functionalities. > > > > Rather than "one step" (or "single step") I propose saying > > something like this: > > > > <NEW> > > 10.8 Ensure that the default input configuration > > offers single or double command access > > to functionalities the user is likely to use > > frequently. > > Note: For example, the default configuration > > might allow history navigation with arrow keys > > alone, modified arrow keys (e.g., Alt-left arrow) > > or both. > > </NEW> > > > > > >Notes about Proposal 3: > > > > a) Some background about the goals of checkpoint > > 10.8 provided by Charles in his review with some developers [4]. > > > > b) There is no resolution marked in the > > 20 July minutes about checkpoint 10.8. > > > > _ Ian > > > >[1] http://www.w3.org/WAI/UA/WD-UAAG10-20000707 > >[2] http://lists.w3.org/Archives/Public/w3c-wai-ua/2000JulSep/0097.html > >[3] http://lists.w3.org/Archives/Public/w3c-wai-ua/2000JulSep/0132.html > >[4] http://lists.w3.org/Archives/Public/w3c-wai-ua/2000JulSep/0032.html > >[5] http://lists.w3.org/Archives/Public/w3c-wai-ua/2000JanMar/0243.html -- Ian Jacobs (jacobs@w3.org) http://www.w3.org/People/Jacobs Tel: +1 831 457-2842 Cell: +1 917 450-8783
Received on Tuesday, 25 July 2000 11:17:33 UTC