Enhancing SwiftUI Previews for UIKit Components

1extension UIViewController {
2private struct ControllerPreview: UIViewControllerRepresentable {
3        let viewcontroller: UIViewController
4
5        func makeUIViewController(context: Context) -> some UIViewController {
6            return viewcontroller
7        }
8
9        func updateUIViewController(_ uiViewController: UIViewControllerType, context: Context) {
10
11        }
12    }
13    func showLivePreview() -> some View {
14        ControllerPreview(viewcontroller: self)
15    }
16
17}

1extension UIView {
2    private struct ViewPreview: UIViewRepresentable {
3        typealias UIViewType = UIView
4        let view: UIView
5        func makeUIView(context: Context) -> UIView {
6            return view
7        }
8        
9        func updateUIView(_ uiView: UIView, context: Context) {
10            
11        }
12    }
13    
14    func showLivePreview() -> some View {
15        ViewPreview(view: self)
16    }
17}

1#Preview { MyUIViewController().createPreview() } 
2#Preview { MyUIView().createPreview() }