CustomAlertViewController

CustomAlertViewController.swift is custom class which do all work of showing custom alert controller.

This can be called like

/* Item index defined using enum */

enum ItemIndex { case ProfileIndex case CallIndex }

/* Utility method for creating item dictionary */

func getItemDictionary(title: String, index: ItemIndex) -> NSMutableDictionary {

    let dictionary = NSMutableDictionary()
    dictionary.setObject(title, forKey: "title" as NSCopying)
    dictionary.setObject(index, forKey: "index" as NSCopying)
    
    return dictionary
}

@IBAction func alertButtonSelected(_ sender: Any) { let actionArray: NSMutableArray = NSMutableArray()

    var itemDictionary  = getItemDictionary(title: "Show Profile", index: ItemIndex.ProfileIndex)
    actionArray.add(itemDictionary)
    
    itemDictionary  = getItemDictionary(title: "Call", index: ItemIndex.CallIndex)
    actionArray.add(itemDictionary)
    
    let alertController:CustomAlertViewController = CustomAlertViewController(headerImage: UIImage(named: "userProfile")!,
                                                                              headerTitle: "Edmond Halley",
                                                                              headerSubText: "Tech Lead",
                                                                              actionArray: actionArray) as CustomAlertViewController
    alertController.delegate = self
    
    let defaultAction = UIAlertAction(title: "OK", style: .default, handler: nil)
    alertController.addAction(defaultAction)
    
    present(alertController, animated: true, completion: nil)
}

/* This is callback method from CustomAlertViewController about item selection */

func OptionSelected(itemDictionary: NSMutableDictionary) {
    
    let index = itemDictionary.object(forKey: "index") as! ItemIndex
    
    switch index {
    case .ProfileIndex:
        print("Profile option selected")
    case .CallIndex:
        print("Call option selected")
    }
}