diff --git a/SlideMenuControllerSwift.xcodeproj/project.pbxproj b/SlideMenuControllerSwift.xcodeproj/project.pbxproj
index b7cc546..75a6e53 100644
--- a/SlideMenuControllerSwift.xcodeproj/project.pbxproj
+++ b/SlideMenuControllerSwift.xcodeproj/project.pbxproj
@@ -487,7 +487,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = dekatotoro.SlideMenuControllerSwift;
 				PRODUCT_NAME = "$(PROJECT_NAME)";
 				SKIP_INSTALL = YES;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 4.2;
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
@@ -512,7 +512,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = dekatotoro.SlideMenuControllerSwift;
 				PRODUCT_NAME = "$(PROJECT_NAME)";
 				SKIP_INSTALL = YES;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 4.2;
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
@@ -628,7 +628,7 @@
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				PRODUCT_BUNDLE_IDENTIFIER = "dekatotoro.$(PRODUCT_NAME:rfc1034identifier)";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 4.2;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Debug;
@@ -643,7 +643,7 @@
 				ONLY_ACTIVE_ARCH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = "dekatotoro.$(PRODUCT_NAME:rfc1034identifier)";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 4.2;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Release;
diff --git a/Source/SlideMenuController.swift b/Source/SlideMenuController.swift
index 08bc88c..e89f0b3 100644
--- a/Source/SlideMenuController.swift
+++ b/Source/SlideMenuController.swift
@@ -29,7 +29,7 @@ public struct SlideMenuOptions {
     public static var shadowOffset: CGSize = CGSize(width: 0,height: 0)
     public static var panFromBezel: Bool = true
     public static var animationDuration: CGFloat = 0.4
-    public static var animationOptions: UIViewAnimationOptions = []
+    public static var animationOptions: UIView.AnimationOptions = []
     public static var rightViewWidth: CGFloat = 270.0
     public static var rightBezelWidth: CGFloat? = 16.0
     public static var rightPanFromBezel: Bool = true
@@ -128,7 +128,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
         opacityframe.size.height = opacityframe.size.height - opacityOffset
         opacityView = UIView(frame: opacityframe)
         opacityView.backgroundColor = SlideMenuOptions.opacityViewBackgroundColor
-        opacityView.autoresizingMask = [UIViewAutoresizing.flexibleHeight, UIViewAutoresizing.flexibleWidth]
+        opacityView.autoresizingMask = [.flexibleHeight, .flexibleWidth]
         opacityView.layer.opacity = 0.0
         view.insertSubview(opacityView, at: 1)
       
@@ -141,7 +141,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
         leftFrame.size.height = leftFrame.size.height - leftOffset
         leftContainerView = UIView(frame: leftFrame)
         leftContainerView.backgroundColor = UIColor.clear
-        leftContainerView.autoresizingMask = UIViewAutoresizing.flexibleHeight
+        leftContainerView.autoresizingMask = .flexibleHeight
         view.insertSubview(leftContainerView, at: 2)
         addLeftGestures()
       }
@@ -155,7 +155,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
         rightFrame.size.height = rightFrame.size.height - rightOffset
         rightContainerView = UIView(frame: rightFrame)
         rightContainerView.backgroundColor = UIColor.clear
-        rightContainerView.autoresizingMask = UIViewAutoresizing.flexibleHeight
+        rightContainerView.autoresizingMask = .flexibleHeight
         view.insertSubview(rightContainerView, at: 3)
         addRightGestures()
       }
@@ -218,6 +218,10 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
         return self.mainViewController?.preferredStatusBarStyle ?? .default
     }
     
+    open override var prefersStatusBarHidden: Bool {
+        return self.mainViewController?.prefersStatusBarHidden ?? super.prefersStatusBarHidden
+    }
+    
     open override func openLeft() {
         guard let _ = leftViewController else { // If leftViewController is nil, then return
             return
@@ -356,7 +360,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
         static var startPointOfPan: CGPoint = CGPoint.zero
         static var wasOpenAtStartOfPan: Bool = false
         static var wasHiddenAtStartOfPan: Bool = false
-        static var lastState : UIGestureRecognizerState = .ended
+        static var lastState : UIGestureRecognizer.State = .ended
     }
     
     @objc func handleLeftPanGesture(_ panGesture: UIPanGestureRecognizer) {
@@ -370,7 +374,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
         }
         
         switch panGesture.state {
-            case UIGestureRecognizerState.began:
+        case .began:
                 if LeftPanState.lastState != .ended &&  LeftPanState.lastState != .cancelled &&  LeftPanState.lastState != .failed {
                     return
                 }
@@ -389,7 +393,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
                 leftViewController?.beginAppearanceTransition(LeftPanState.wasHiddenAtStartOfPan, animated: true)
                 addShadowToView(leftContainerView)
                 setOpenWindowLevel()
-            case UIGestureRecognizerState.changed:
+            case .changed:
                 if LeftPanState.lastState != .began && LeftPanState.lastState != .changed {
                     return
                 }
@@ -398,7 +402,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
                 leftContainerView.frame = applyLeftTranslation(translation, toFrame: LeftPanState.frameAtStartOfPan)
                 applyLeftOpacity()
                 applyLeftContentViewScale()
-            case UIGestureRecognizerState.ended, UIGestureRecognizerState.cancelled:
+            case .ended, .cancelled:
                 if LeftPanState.lastState != .changed {
                     setCloseWindowLevel()
                     return
@@ -424,7 +428,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
                     track(.leftFlickClose)
 
                 }
-            case UIGestureRecognizerState.failed, UIGestureRecognizerState.possible:
+            case .failed, .possible:
                 break
         }
         
@@ -436,7 +440,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
         static var startPointOfPan: CGPoint = CGPoint.zero
         static var wasOpenAtStartOfPan: Bool = false
         static var wasHiddenAtStartOfPan: Bool = false
-        static var lastState : UIGestureRecognizerState = .ended
+        static var lastState: UIGestureRecognizer.State = .ended
     }
     
     @objc func handleRightPanGesture(_ panGesture: UIPanGestureRecognizer) {
@@ -450,7 +454,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
         }
         
         switch panGesture.state {
-        case UIGestureRecognizerState.began:
+        case .began:
             if RightPanState.lastState != .ended &&  RightPanState.lastState != .cancelled &&  RightPanState.lastState != .failed {
                 return
             }
@@ -470,7 +474,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
             
             addShadowToView(rightContainerView)
             setOpenWindowLevel()
-        case UIGestureRecognizerState.changed:
+        case .changed:
             if RightPanState.lastState != .began && RightPanState.lastState != .changed {
                 return
             }
@@ -480,7 +484,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
             applyRightOpacity()
             applyRightContentViewScale()
             
-        case UIGestureRecognizerState.ended, UIGestureRecognizerState.cancelled:
+        case .ended, .cancelled:
             if RightPanState.lastState != .changed {
                 setCloseWindowLevel()
                 return
@@ -505,7 +509,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
                 
                 track(.rightFlickClose)
             }
-        case UIGestureRecognizerState.failed, UIGestureRecognizerState.possible:
+        case .failed, .possible:
             break
         }
         
@@ -521,7 +525,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
         
         var duration: TimeInterval = Double(SlideMenuOptions.animationDuration)
         if velocity != 0.0 {
-            duration = Double(fabs(xOrigin - finalXOrigin) / velocity)
+            duration = Double(abs(xOrigin - finalXOrigin) / velocity)
             duration = Double(fmax(0.1, fmin(1.0, duration)))
         }
         
@@ -555,7 +559,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
     
         var duration: TimeInterval = Double(SlideMenuOptions.animationDuration)
         if velocity != 0.0 {
-            duration = Double(fabs(xOrigin - view.bounds.width) / velocity)
+            duration = Double(abs(xOrigin - view.bounds.width) / velocity)
             duration = Double(fmax(0.1, fmin(1.0, duration)))
         }
     
@@ -587,7 +591,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
     
         var duration: TimeInterval = Double(SlideMenuOptions.animationDuration)
         if velocity != 0.0 {
-            duration = Double(fabs(xOrigin - finalXOrigin) / velocity)
+            duration = Double(abs(xOrigin - finalXOrigin) / velocity)
             duration = Double(fmax(0.1, fmin(1.0, duration)))
         }
         
@@ -618,7 +622,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
     
         var duration: TimeInterval = Double(SlideMenuOptions.animationDuration)
         if velocity != 0.0 {
-            duration = Double(fabs(xOrigin - view.bounds.width) / velocity)
+            duration = Double(abs(xOrigin - view.bounds.width) / velocity)
             duration = Double(fmax(0.1, fmin(1.0, duration)))
         }
     
@@ -900,7 +904,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
         if SlideMenuOptions.hideStatusBar {
             DispatchQueue.main.async(execute: {
                 if let window = UIApplication.shared.keyWindow {
-                    window.windowLevel = UIWindowLevelStatusBar + 1
+                    window.windowLevel = .statusBar + 1
                 }
             })
         }
@@ -910,7 +914,7 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
         if SlideMenuOptions.hideStatusBar {
             DispatchQueue.main.async(execute: {
                 if let window = UIApplication.shared.keyWindow {
-                    window.windowLevel = UIWindowLevelNormal
+                    window.windowLevel = .normal
                 }
             })
         }
@@ -920,10 +924,10 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
         if let viewController = targetViewController {
             viewController.view.frame = targetView.bounds
             
-            if (!childViewControllers.contains(viewController)) {
-                addChildViewController(viewController)
+            if (!children.contains(viewController)) {
+                addChild(viewController)
                 targetView.addSubview(viewController.view)
-                viewController.didMove(toParentViewController: self)
+                viewController.didMove(toParent: self)
             }
         }
     }
@@ -932,9 +936,9 @@ open class SlideMenuController: UIViewController, UIGestureRecognizerDelegate {
     fileprivate func removeViewController(_ viewController: UIViewController?) {
         if let _viewController = viewController {
             _viewController.view.layer.removeAllAnimations()
-            _viewController.willMove(toParentViewController: nil)
+            _viewController.willMove(toParent: nil)
             _viewController.view.removeFromSuperview()
-            _viewController.removeFromParentViewController()
+            _viewController.removeFromParent()
         }
     }
     
@@ -1042,12 +1046,12 @@ extension UIViewController {
     }
     
     public func addLeftBarButtonWithImage(_ buttonImage: UIImage) {
-        let leftButton: UIBarButtonItem = UIBarButtonItem(image: buttonImage, style: UIBarButtonItemStyle.plain, target: self, action: #selector(self.toggleLeft))
+        let leftButton: UIBarButtonItem = UIBarButtonItem(image: buttonImage, style: .plain, target: self, action: #selector(self.toggleLeft))
         navigationItem.leftBarButtonItem = leftButton
     }
     
     public func addRightBarButtonWithImage(_ buttonImage: UIImage) {
-        let rightButton: UIBarButtonItem = UIBarButtonItem(image: buttonImage, style: UIBarButtonItemStyle.plain, target: self, action: #selector(self.toggleRight))
+        let rightButton: UIBarButtonItem = UIBarButtonItem(image: buttonImage, style: .plain, target: self, action: #selector(self.toggleRight))
         navigationItem.rightBarButtonItem = rightButton
     }