Fixed an infinite recursion prefersStatusBarHidden()

Author: krimpedance

KRProgressHUD/Classes/KRProgressHUDViewController.swift

@@ -8,13 +8,18 @@
 import UIKit
 
 class KRProgressHUDViewController: UIViewController {
+    var statusBarHidden = false
+
     override func viewDidLoad() {
         super.viewDidLoad()
         view.backgroundColor = UIColor(white: 0, alpha: 0.4)
     }
 
     override func prefersStatusBarHidden() -> Bool {
-        guard let vc = UIApplication.topViewController() else { return false }
-        return vc.prefersStatusBarHidden()
+        guard let vc = UIApplication.topViewController() else { return statusBarHidden }
+        if !vc.isKindOfClass(KRProgressHUDViewController) {
+            statusBarHidden = vc.prefersStatusBarHidden()
+        }
+        return statusBarHidden
     }
 }