On Aug 27, 2010, at 10:18 PM, Erik Colson wrote:
> What would be the best way to create a button with a partially transparent 
> image on a nsview that would only respond to mouse clicks that are on the 
> non-transparent part of the image ?


 Override NSView's -hitTest: method on a subclass of NSButton and check the 
pixel clicked on the NSImage for transparency > 0.5 (or use 10.6's new image 
hit-testing method)?

Cheers,
-- Uli Kusterer
"The Witnesses of TeachText are everywhere..."

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