let actionSheet = UIAlertController(title: "title", message: "message", preferredStyle: .ActionSheet)

let action = UIAlertAction(title: "default", style: .Default, handler: {_ in print("tap")})
let cancel = UIAlertAction(title: "cancel", style: .Cancel, handler: {_ in print("tap")})
let destructive = UIAlertAction(title: "action", style: .Destructive, handler: {_ in print("tap")})

actionSheet.addAction(action)
actionSheet.addAction(cancel)
actionSheet.addAction(destructive)

presentViewController(alert, animated:true, completion:nil)

let actionSheet = UIAlertController.actionSheet(actions: [
  .Default(title: "Default", handler: { _ in print("tap")}),
  .Destructive(title: "Destructive", handler: { _ in print("tap")}),
  .Cancel(title: "Cancel", handler: nil)
  ])