Ios/swift/AlertView

通知メッセージ

okのみ

       let alert:UIAlertController = UIAlertController(title: "タイトル", message: "メッセージ", preferredStyle: UIAlertControllerStyle.Alert)
       alert.addAction(UIAlertAction(title: "OK", style: UIAlertActionStyle.Default, handler: {
           (action) -> Void in
           print("ok")
       }))
       self.presentViewController(alert, animated: true, completion: {})

確認メッセージ

okとキャンセル

       let ac = UIAlertController(title: "Title", message: "Message", preferredStyle: .Alert)
       let cancelAction = UIAlertAction(title: "Cancel", style: .Cancel) { (action) -> Void in
           print("Cancel button tapped.")
       }
       let okAction = UIAlertAction(title: "OK", style: .Default) { (action) -> Void in
           print("OK button tapped.")
       }
       ac.addAction(cancelAction)
       ac.addAction(okAction)
       presentViewController(ac, animated: true, completion: nil)

参考：http://qiita.com/osamu1203/items/f1aea7b932e69522f638