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From: Peter Dimov (pdimov_at_[hidden])
Date: 2004-11-18 06:56:23

Mathew Robertson wrote:
> Combo-boxes shouldn't be populated with something which wont produce
> a valid business rule. Editable combo-boxes are more rare -> usually
> they allow you "select an entry by typing the first few characters".
> Truely editable combo-boxes are just about always used in the wrong
> context -> usually the interface needs the use of an editline with
> history-popup.
> Sliders should always only allow you to select valid values. I'm not
> sure why you would have a slider which would allow you to select
> invalid business rules...

I'm not sure I agree. It is a general principle to _never trust_ input, no
matter how sure one might be that the control has only been populated with
good values. Of course this comes naturally when the business logic is on
the server.

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