objective c - Why Mission Control is causing NSScrollView borders to show up? -


my app has 3 nstableview , 2 nstextview, have chosen not draw border of nsscrollview superview of each 1 of above. works fine when activate mission control, borders become visible.

screenshot:

[![nsscrollview properties][2]][2]

[2]: http://i.stack.imgur.com/ehi7a.png

after many trial , error, solution uncheck textured window in nswindow property. solved problem.


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