Add CustomSplitViewController

1 files changed, 57 insertions, 0 deletions

diff --git a/ios/MullvadVPN/CustomSplitViewController.swift b/ios/MullvadVPN/CustomSplitViewController.swift
new file mode 100644
index 0000000000..557c2f23d7
--- /dev/null
+++ b/ios/MullvadVPN/CustomSplitViewController.swift
@@ -0,0 +1,57 @@
+//
+//  CustomSplitViewController.swift
+//  MullvadVPN
+//
+//  Created by pronebird on 07/04/2021.
+//  Copyright © 2021 Mullvad VPN AB. All rights reserved.
+//
+
+import UIKit
+
+class CustomSplitViewController: UISplitViewController, RootContainment {
+
+    var preferredHeaderBarStyle: HeaderBarStyle {
+        for case let viewController as RootContainment in viewControllers {
+            return viewController.preferredHeaderBarStyle
+        }
+        return .default
+    }
+
+    var prefersHeaderBarHidden: Bool {
+        for case let viewController as RootContainment in viewControllers {
+            return viewController.prefersHeaderBarHidden
+        }
+        return false
+    }
+
+    var dividerColor: UIColor? {
+        didSet {
+            if isViewLoaded {
+                self.updateDividerColor()
+            }
+        }
+    }
+
+    override func viewDidLayoutSubviews() {
+        super.viewDidLayoutSubviews()
+
+        updateDividerColor()
+    }
+
+    private var dividerView: UIView? {
+        let subviews = view.subviews.flatMap { (view) -> [UIView] in
+            return [view] + view.subviews
+        }
+
+        return subviews.first { (view) -> Bool in
+            return view.description.hasPrefix("<UIPanelBorderView")
+        }
+    }
+
+    private func updateDividerColor() {
+        guard let dividerColor = dividerColor else { return }
+
+        dividerView?.backgroundColor = dividerColor
+    }
+
+}