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NSPopover and NSTableView

I am looking for a way to bind an NSPopover to an NSTableView cell. showRelativeToRect:(NSRect)positioningRect ofView:(NSView *)positioningView preferredEdge:(NSRectEdge)preferredEdge; The question is, how can I find positioningRect and positioningView for a cell?

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The answer is simple: use [tableview frameOfCellAtColumn:0 row:[tableview selectedRow]]; for positioningRect and tableview for positioningView

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