Changed App Name To My Mind

Broken Concepts/BCU Mind/BCU Mind/AmazonAws/OnboardingPager 23-27-53-633.swift

@@ -0,0 +1,82 @@
+//
+//  OnboardingPager.swift
+//  BCU Mind
+//
+//  Created by Alexander Davis on 24/03/2017.
+//  Copyright © 2017 Alexander Davis. All rights reserved.
+//
+
+import UIKit
+
+class OnboardingPager : UIPageViewController {
+    
+    override var preferredStatusBarStyle: UIStatusBarStyle {
+        return .lightContent
+    }
+    
+    override func viewDidLoad() {
+        // Set the dataSource and delegate in code.
+        // I can't figure out how to do this in the Storyboard!
+        dataSource = self
+        delegate = self
+        // This is the starting point.  Start with step zero.
+        setViewControllers([getStepZero()], direction: .forward, animated: false, completion: nil)
+    }
+    
+    func getStepZero() -> StepZero {
+        return storyboard!.instantiateViewController(withIdentifier: "WelcomeScreenOne") as! StepZero
+    }
+    
+    func getStepOne() -> StepOne {
+        return storyboard!.instantiateViewController(withIdentifier: "WelcomeScreenTwo") as! StepOne
+    }
+    
+    func getStepTwo() -> StepTwo {
+        return storyboard!.instantiateViewController(withIdentifier: "WelcomeScreenThree") as! StepTwo
+    }
+    
+}
+
+// MARK: - UIPageViewControllerDataSource methods
+
+extension OnboardingPager : UIPageViewControllerDataSource {
+    
+    func pageViewController(_ pageViewController: UIPageViewController, viewControllerBefore viewController: UIViewController) -> UIViewController? {
+        if viewController.isKind(of: StepTwo.self) {
+            // 2 -> 1
+            return getStepOne()
+        } else if viewController.isKind(of: StepOne.self) {
+            // 1 -> 0
+            return getStepZero()
+        } else {
+            // 0 -> end of the road
+            return nil
+        }
+    }
+    
+    func pageViewController(_ pageViewController: UIPageViewController, viewControllerAfter viewController: UIViewController) -> UIViewController? {
+        if viewController.isKind(of: StepZero.self) {
+            // 0 -> 1
+            return getStepOne()
+        } else if viewController.isKind(of: StepOne.self) {
+            // 1 -> 2
+            return getStepTwo()
+        } else {
+            // 2 -> end of the road
+            return nil
+        }
+    }
+    
+    
+    // This only gets called once, when setViewControllers is called
+    func presentationIndex(for pageViewController: UIPageViewController) -> Int {
+        return 0
+    }
+    
+}
+
+// MARK: - UIPageViewControllerDelegate methods
+
+extension OnboardingPager : UIPageViewControllerDelegate {
+    
+}