iOS 26.0 update for video#29 from Nick channel Swiftful Thinking https://www.youtube.com/watch?v=5QDvfNQF304

PopoverBootcamp.swift

//
//  029PopoverBootcamp.swift
//  SwiftfulThinkingBeta
//
//  Created by new on 9/27/25.
//
// Nick from Swiftful Thinking
// https://www.youtube.com/watch?v=5QDvfNQF304
// 

import SwiftUI

struct PopoverBootcamp: View {
    @State var showNewScreen: Bool = false
    @State private var screenSize: CGSize = CGSize(width: 100, height: 100)
    // METHOD 3 - ANIMATION OFFSET -- UPDATED TO SUPPORT iOS 26.0
    var body: some View {
        ZStack {
            Color.orange
                .edgesIgnoringSafeArea(.all)
            VStack {
                Button("BUTTON") {
                    withAnimation(.spring()) {
                        showNewScreen.toggle()
                    }
                }
                .font(.largeTitle)
                Spacer()
            }

            NewScreen(showNewScreen: $showNewScreen)
                .padding(.top, 100)
                .offset(x: 0, y: showNewScreen ? 0 : UIScreen.current?.bounds.size.height ?? 0)
        }
    }

    var body1: some View {
        ZStack {
            Color.orange
                .edgesIgnoringSafeArea(.all)

            VStack {
                Button("BUTTON") {
                    showNewScreen.toggle()
                }
                .font(.largeTitle)
                Spacer()
            }
            // METHOD 1 - SHEET
//            .sheet(isPresented: $showNewScreen) {
//                NewScreen()
//            }

            // METHOD 2 - TRANSITION
//            ZStack {
//                if showNewScreen {
//                    NewScreen(showNewScreen: $showNewScreen)
//                        .padding(.top, 100)
//                        .transition(.move(edge: .bottom))
//                        .animation(.spring())
//                }
//            }

            // METHOD 3 - ANIMATION OFFSET -- COUPLE DEPRECATED WARNINGS AS OF SEPT 2025
            // .offset(x: 0, y: showNewScreen ? 0 : UIScreen.main.bounds.height)
            //   'main' was deprecated in iOS 26.0: Use a UIScreen instance found through context instead
            //   (i.e, view.window.windowScene.screen), or for properties like UIScreen.scale with trait
            //   equivalents, use a traitCollection found through context.
            // .animation(.spring())
            //   'animation' was deprecated in iOS 15.0: Use withAnimation or animation(_:value:) instead.
//            NewScreen(showNewScreen: $showNewScreen)
//                .padding(.top, 100)
//                .offset(x: 0, y: showNewScreen ? 0 : UIScreen.main.bounds.height)
//                .animation(.spring())
        }
    }
}

extension UIWindow {
    static var current: UIWindow? {
        for scene in UIApplication.shared.connectedScenes {
            guard let windowScene = scene as? UIWindowScene else { continue }
            for window in windowScene.windows {
                if window.isKeyWindow { return window }
            }
        }
        return nil
    }
}

extension UIScreen {
    static var current: UIScreen? {
        UIWindow.current?.screen
    }
}

struct NewScreen: View {
    @Environment(\.presentationMode) var presentationMode
    @Binding var showNewScreen: Bool
    var body: some View {
        let v: PresentationMode
        ZStack(alignment: .topLeading) {
            Color.purple
                .edgesIgnoringSafeArea(.all)
            Button(action: {
//                presentationMode.wrappedValue.dismiss()
                let t = presentationMode.wrappedValue
                showNewScreen.toggle()
            }, label: {
                Image(systemName: "xmark")
                    .foregroundColor(.white)
                    .font(.largeTitle)
                    .padding(20)
            })
        }
    }
}

struct PopoverBootcamp_Previews: PreviewProvider {
    static var previews: some View {
        PopoverBootcamp()
    }
}