NSPopover and NSTableView cell

Question

I'm looking for way attach NSPopover to cell of NSTableView.

showRelativeToRect:(NSRect)positioningRect ofView:(NSView *)positioningView preferredEdge:(NSRectEdge)preferredEdge;

The question how I can find positioningRect and positioningView for cell?

Answer 1

Answer is easy: use [tableview frameOfCellAtColumn:0 row:[tableview selectedRow]]; for positioningRect and tableview for positioningView