Code Snippets For Blog Post -

PopUpViewController.swift

import UIKit

class PopUpViewController: UIViewController {
    
    @IBOutlet weak var actionButton: UIButton!

    override func viewDidLoad() {
        super.viewDidLoad()

        // Do any additional setup after loading the view.
        
        self.actionButton.layer.cornerRadius = 4.0
        self.view.layer.cornerRadius = 4.0
        
    }

    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }
    
    @IBAction func didPressActionButton(sender: AnyObject) {
        dismissViewControllerAnimated(true) {
            print("Dismissed")
        }
    }

}