- From: Len Bullard <cbullard@hiwaay.net>
- Date: Mon, 10 Feb 1997 08:44:08 -0600
- To: Martin Bryan <mtbryan@sgml.u-net.com>
- CC: Jon Bosak <bosak@atlantic-83.Eng.Sun.COM>, w3c-sgml-wg@w3.org
Martin Bryan wrote: > > At 17:13 9/2/97 -0800, Jon Bosak wrote: > > I also persist in the belief > >that presentation and behavior are at root the same thing, but the > >list above has persuaded me for the moment that it's more useful to > >talk about all of this under the heading of behavior rather than > >presentation. > > They are different. Presentation is concerned with how people recognize that > there is behaviour associated with the text: do they prefer underlined text, > a different colour, an in-line icon, a marginal note. These things are > controllable through user preference, and are therefore overridable at > client side. Colour-blind users must be able to use icons, whereas text only > viewers must be able to replace icons by some textual indication of the > possibility of action. > > Behaviour is not up to the user, it is up to the author. It is the > author/server that has to control what happens when the link is selected by > the user. Except in rare cases the user should not be able to change the > action that selecting a link causes.This is why you must separate > presentation from behaviour. This is also in accordance with the way most people think about these issues. It is my expectation that I can use a button or a hotspot or a voice recognition system and still get the same behavior. > I like this terminology (except for the termini - how the hell do I present > Gard du Nord or Waterloo to users?) Termini and terminus look baked. I don't like these. Just trying to say them in a presentation makes one feel one is back in college. > >B. Link traversal > > > This would be better called Link Action. Traversal is not something > non-rocket scientists understand. What most users understand by clicking on > a hotspot is that some action should take place. This is what the > behavioural side of the equation covers. That is much better. Traversal is overworked and action expresses precisely the right notion. len
Received on Monday, 10 February 1997 09:54:46 UTC