// blp_sample_app_iosApp.swift import SwiftUI @main struct blp_sample_app_iosApp: App { // 앱 세로모드 잠금 처리 @UIApplicationDelegateAdaptor(AppDelegate.self) var appDelegate var body: some Scene { WindowGroup { ContentView() } } } class AppDelegate: NSObject, UIApplicationDelegate { func application(_ application: UIApplication, supportedInterfaceOrientationsFor window: UIWindow?) -> UIInterfaceOrientationMask { return .portrait } }

// ContentView.swift import SwiftUI // 최상위 View struct ContentView: View { @StateObject private var navigationModel = NavigationModel() var body: some View { NavigationStack(path: $navigationModel.path) { HomeContentView(navigationModel: navigationModel) .navigationDestination(for: NavigationDestination.self) { destination in switch destination { case .launcher: // 런처 화면 LauncherContentView(navigationModel: navigationModel) } } } } } #Preview { ContentView() }

// NavigationModel.swift import Foundation // 화면 전환 case들 (ContentView) enum NavigationDestination: String, Identifiable { case launcher var id: String { rawValue } } class NavigationModel: ObservableObject { @Published var path: [NavigationDestination] = [] }

// LauncherWebView.swift import WebKit import SwiftUI // UIViewRepresentable를 사용하여 WKWebView를 wrapping해서 사용 struct LauncherWebView: UIViewRepresentable { let url: URL // 뒤로가기 처리 let onCloseLauncher: () -> Void class Coordinator: NSObject, WKNavigationDelegate, WKScriptMessageHandler { var parent: LauncherWebView init(parent: LauncherWebView) { self.parent = parent } func webView(_ webView: WKWebView, didFinish navigation: WKNavigation!) { // WebView finished loading } func userContentController(_ userContentController: WKUserContentController, didReceive message: WKScriptMessage) { // 런처 뒤로가기 이벤트 수신 시 처리 if message.name == "closeLauncher" { parent.onCloseLauncher() } } } func makeCoordinator() -> Coordinator { Coordinator(parent: self) } func makeUIView(context: Context) -> WKWebView { let webView = WKWebView() let contentController = webView.configuration.userContentController // javascript에서 전달하는 이벤트 등록 contentController.add(context.coordinator, name: "closeLauncher") webView.navigationDelegate = context.coordinator let request = URLRequest(url: url) webView.load(request) return webView } func updateUIView(_ webView: WKWebView, context: Context) { // } static func dismantleUIView(_ uiView: WKWebView, coordinator: Self.Coordinator) { uiView.configuration.userContentController.removeScriptMessageHandler(forName: "closeLauncher") } }

// LauncherContentView.swift import SwiftUI import WebKit struct LauncherContentView: View { // navigation model observer @ObservedObject var navigationModel: NavigationModel var body: some View { LauncherWebView( url: URL(string: "런처 URL 정보"), onCloseLauncher: { // 런처 뒤로가기 처리 handleCloseLauncher() }, ) .navigationBarBackButtonHidden(true) } // 뒤로가기 처리 private func handleCloseLauncher() { navigationModel.path.removeLast() } } #Preview { LauncherContentView(navigationModel: NavigationModel()) }