cocoa - Can I change the NSSegmentedControl popup menu position? -

i using 3 segment nssegmentedcontrol adding , removing configurations, cog "action" symbol pop menu.

however, when menu pops shows follows:

i prefer popup displayed centered above cog segment instead below , sticking off bottom of window (which preference pane).

i have created subclass of nssegmentedcell override 'action' method described in this answer.

i prefer avoid private apis if @ possible!