On Jun 28, 2013, at 2:37 AM, Bernie <fblist.bw@...> wrote: > > rc wrote: > >> Possible in a Carbon program to set a control's alpha or transparency? Or just in Cocoa? (possible there, right?) > > Cocoa: > [btn setAlphaValue:0.5]; > > Carbon: > Don't know, but how about dropping it on an overlay window and setting window alpha? Window could be attached to main window with grouping... maybe. That could work. Thanks Bernie. rc