[haiku-development] Re: Screen preflet, vesa



>"Hma" <hma@xxxxxxxx> wrote:
>> Apply buttons in general are really bad for usability. They just
>> cause
>> confusion and errors when user forgets to press them. Is there any
>> reason to
>> demand press of an extra button? When no restart is needed, chancing
>> resolution or color (or Hz) could take effect immediately after any
>> one of
>> the settings is changed.
>>  This would potentially mean showing "keep changes" dialog more than
>> once,
>> but I don't see why that would be bad in this case (screen preflet
>> doesn't
>> get used that often). It could even be good when user tries to find
>> good
>> settings.
>
> I generally agree with you, but resolution changes are definitely
> special, and require special treatment:
> 1) it doesn't make much sense to change only one of the settings at a
> time.
> 2) some combinations might not make any sense for your setup.
> 3) changing any of the settings will cause your monitor to show a black
> screen for 1 to 2 seconds
>
> Any of these alone make the "Apply" button a necessity.
>
> Bye,
>    Axel.

On number 3 you are absolutely correct. I only tested it on haikuware vmware
image where changes are much faster, so I didn't come to think about how
long it takes on real hardware.


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