How to “cancel” a UIStoryBoardSegue

Question

Does anyone know how to \"stop\" a segue transition conditionally:

My table view cells represent products which can be viewed in a drill-down \"detail\" view... or

Answer 1

The way Apple's template does it for the iPad popOver is by using a manual segue, as opposed to a automatic segue that triggers on a touch the manual one needs to be triggered with performSegueWithIdentifier:

To create a manual segue instead of ctrl-dragging from the element you have in mind ctrl-drag from the view's controller icon, set a identifier for the segue and you are done in IB.