ios – The right way to Forestall the Precise UI Content material from Showing in a Screenshot?

I must do the operation right here is to limit the precise ui with another ui when person makes an attempt to take the display shot, however right here when i attempt to take the display shot the purple blocker view seems however the saved picture has the precise ui content material methods to overcome this.

May anybody assist me to getting this attainable, like would possibly you seen any of the cost or safety functions with does’t permits to take the display shot however right here it must be allowed however we have to override the precise ui presents within the partucular view.

class HomeViewController: UIViewController {
    
    non-public var greetLabel: UILabel!
    
    non-public let navigator: HomeNavigator
    
    init(navigator: HomeNavigator) {
        self.navigator = navigator
        tremendous.init(nibName: nil, bundle: nil)
        setupTabBar()
    }
    
    required init?(coder: NSCoder) {
        fatalError("init(coder:) has not been carried out")
    }
    
    override func viewDidLoad() {
        tremendous.viewDidLoad()
        setupNavigationBar()
        setupViews()
        setupConstraints()
    }
    
    override func viewWillAppear(_ animated: Bool) {
        tremendous.viewWillAppear(animated)
        NotificationCenter.default.addObserver(self, selector: #selector(handleScreenshot), title: UIApplication.userDidTakeScreenshotNotification, object: nil)
      }
      
      override func viewDidDisappear(_ animated: Bool) {
        tremendous.viewDidDisappear(animated)
          NotificationCenter.default.removeObserver(self, title: UIApplication.userDidTakeScreenshotNotification, object: nil)
      }
      
   
    @objc func handleScreenshot() {
        let blockerView = ScreenshotBlockerView(body: UIScreen.major.bounds)
        if let keyWindow = UIApplication.shared.home windows.first(the place: { $0.isKeyWindow }) {
            keyWindow.addSubview(blockerView)
        }

        DispatchQueue.major.asyncAfter(deadline: .now() + 1.0) {
            self.removeScreenshotBlockerView()
        }
    }
    
    
    func removeScreenshotBlockerView() {
        if let keyWindow = UIApplication.shared.home windows.first(the place: { $0.isKeyWindow }) {
            for subview in keyWindow.subviews {
                if subview is ScreenshotBlockerView {
                    subview.removeFromSuperview()
                }
            }
        }
    }
    
    non-public func setupNavigationBar() {
        navigationItem.title = "House"
        self.navigationItem.largeTitleDisplayMode = .by no means
        navigationController?.navigationBar.prefersLargeTitles = true
        navigationItem.backBarButtonItem = UIBarButtonItem(title: "",type: .plain,goal: nil,motion: nil)
    }
    
    non-public func setupTabBar() {
        let tabBarItem = UITabBarItem(title: "House", picture: UIImage(systemName: "home") , tag: 0)
        tabBarItem.selectedImage = UIImage(systemName: "home.fill")
        self.tabBarController?.tabBar.barTintColor =  UIColor.blue
        self.tabBarItem = tabBarItem
    }
    
    non-public func setupViews() {
        view.backgroundColor = .white
        
        let greetLabel = UILabel()
        greetLabel.numberOfLines = 0
        greetLabel.font = UIFont.systemFont(ofSize: 18 , weight: UIFont.Weight.semibold)
        greetLabel.textColor = UIColor.black
        greetLabel.translatesAutoresizingMaskIntoConstraints = false
        greetLabel.textual content = AppConstants.shared.greetLabelText(forType: .itemConstant)
        
        self.greetLabel = greetLabel
        
        view.addSubview(greetLabel)
        
    }
    
    non-public func setupConstraints() {
        NSLayoutConstraint.activate([
            self.greetLabel.centerXAnchor.constraint(equalTo: view.centerXAnchor),
            self.greetLabel.centerYAnchor.constraint(equalTo: view.centerYAnchor),
        ])
    }
}

class ScreenshotBlockerView: UIView {
    override init(body: CGRect) {
        tremendous.init(body: body)
        backgroundColor = UIColor.purple
    }

    required init?(coder: NSCoder) {
        tremendous.init(coder: coder)
    }
}