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| enum SegueIdentifier: String { | |
| case SegueToRedViewIdentifier = "SegueToRedViewIdentifier" | |
| case SegueToGreenViewIdentifier = "SegueToGreenViewIdentifier" | |
| case SegueToBlueViewIdentifier = "SegueToBlueViewIdentifier" | |
| init?(optionalRawValue: String?) { | |
| if let value = optionalRawValue { | |
| switch value { | |
| case "SegueToRedViewIdentifier": self = .SegueToRedViewIdentifier | |
| case "SegueToGreenViewIdentifier": self = .SegueToGreenViewIdentifier |
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| enum SegueIdentifier: String { | |
| case SegueToRedViewIdentifier = "SegueToRedViewIdentifier" | |
| case SegueToGreenViewIdentifier = "SegueToGreenViewIdentifier" | |
| case SegueToBlueViewIdentifier = "SegueToBlueViewIdentifier" | |
| } | |
| override func prepareForSegue(segue: UIStoryboardSegue, sender: AnyObject?) { | |
| if let segueIdentifier = segue.identifier { | |
| if let segueIdentifierValue = SegueIdentifier(rawValue: segueIdentifier) { |
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| enum SegueIdentifier: String { | |
| case SegueToRedViewIdentifier = "SegueToRedViewIdentifier" | |
| case SegueToGreenViewIdentifier = "SegueToGreenViewIdentifier" | |
| case SegueToBlueViewIdentifier = "SegueToBlueViewIdentifier" | |
| } | |
| override func prepareForSegue(segue: UIStoryboardSegue, sender: AnyObject?) { | |
| if let segueIdentifier = SegueIdentifier( |
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| enum SegueIdentifier: String { | |
| case ToRed = "Red" | |
| case ToGreen = "Green" | |
| case ToBlue = "Blue" | |
| init?(_ rawValue: String?) { | |
| /// check if rawValue is nil | |
| if rawValue == nil { | |
| return nil | |
| } |
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| enum SegueIdentifier: String { | |
| case ToRed = "Red" | |
| case ToGreen = "Green" | |
| case ToBlue = "Blue" | |
| init?(_ rawValue: String?) { | |
| let out = SegueIdentifier(rawValue: rawValue ?? "") | |
| if rawValue != nil && out != nil { | |
| self = out! | |
| } else { |
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| class ViewController: UIViewController { | |
| @IBOutlet weak var textField: UITextField! | |
| @IBOutlet weak var actionButton: UIButton! | |
| override func viewDidLoad() { | |
| super.viewDidLoad() | |
| self.actionButton.enabled = false | |
| } | |
| @IBAction func onActionPressed(sender: AnyObject) { |
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| class ViewController: UIViewController { | |
| /// outlet for the control may be here if used | |
| } |
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| override func awakeAfterUsingCoder(aDecoder: NSCoder) -> AnyObject? { | |
| if self.subviews.count == 0 { | |
| let nib = UINib(nibName: "MessageControl", bundle: nil) | |
| let view = nib.instantiateWithOwner(nil, options: nil).first! as MessageControl | |
| view.setTranslatesAutoresizingMaskIntoConstraints(false) | |
| return view | |
| } | |
| return self | |
| } |
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| class MessageControl: UIView { | |
| @IBOutlet weak var textField: UITextField! | |
| @IBOutlet weak var actionButton: UIButton! | |
| override func awakeFromNib() { | |
| super.awakeFromNib() | |
| self.actionButton.enabled = false | |
| } | |
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| // | |
| // main.cpp | |
| // ctci-3-3 | |
| // | |
| // Created by Tomasz Szulc on 14/07/15. | |
| // Copyright (c) 2015 Tomasz Szulc. All rights reserved. | |
| // | |
| #include <iostream> |
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