> On Dec 13, 2014, at 3:08 PM, Uli Kusterer <[email protected]> 
> wrote:
> 
>> I believe the "Source List" setting means that an NSVisualEffectView lies 
>> behind the text field. The only documentation I have been able to find about 
>> NSVisualEffectView is  (1) in the AppKit release note for Yosemite (which 
>> apparently is still only available for Developer Preview 5) and (2) in the 
>> NSVisualEffectView reference document. In one of those documents, there is 
>> some discussion of what you have to do to avoid unwanted color changes in 
>> text fields with NSVisualEffectView in back.
> 
> I think you override -(BOOL) allowsVibrancy to return NO to turn off the 
> NSVisualEffectView’s … err … effect.


I've found a number of circumstances where that doesn't seem to work, but it's 
hard to tell just what's going on because the documentation is so skimpy. I am 
unable to get much that is helpful out of the two WWDC 2014 sessions on 
advanced Yosemite UI, either.

-- 

Bill Cheeseman - [email protected]

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