92 lines
3.4 KiB
Swift
92 lines
3.4 KiB
Swift
//
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// SceneDelegate.swift
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// Note
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//
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// Created by fish on 2026/7/12.
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//
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import UIKit
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class SceneDelegate: UIResponder, UIWindowSceneDelegate {
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var window: UIWindow?
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func scene(_ scene: UIScene, willConnectTo session: UISceneSession, options connectionOptions: UIScene.ConnectionOptions) {
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guard let windowScene = (scene as? UIWindowScene) else { return }
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window = UIWindow(windowScene: windowScene)
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let rootViewController = ViewController()
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let navigationController = UINavigationController(rootViewController: rootViewController)
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window?.rootViewController = navigationController
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window?.makeKeyAndVisible()
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if let url = connectionOptions.urlContexts.first?.url {
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handleSharedFile(url)
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}
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}
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func sceneDidDisconnect(_ scene: UIScene) {
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// Called as the scene is being released by the system.
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// This occurs shortly after the scene enters the background, or when its session is discarded.
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// Release any resources associated with this scene that can be re-created the next time the scene connects.
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// The scene may re-connect later, as its session was not necessarily discarded (see `application:didDiscardSceneSessions` instead).
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}
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func sceneDidBecomeActive(_ scene: UIScene) {
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// Called when the scene has moved from an inactive state to an active state.
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// Use this method to restart any tasks that were paused (or not yet started) when the scene was inactive.
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}
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func sceneWillResignActive(_ scene: UIScene) {
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// Called when the scene will move from an active state to an inactive state.
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// This may occur due to temporary interruptions (ex. an incoming phone call).
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}
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func sceneWillEnterForeground(_ scene: UIScene) {
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// Called as the scene transitions from the background to the foreground.
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// Use this method to undo the changes made on entering the background.
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}
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func sceneDidEnterBackground(_ scene: UIScene) {
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// Called as the scene transitions from the foreground to the background.
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// Use this method to save data, release shared resources, and store enough scene-specific state information
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// to restore the scene back to its current state.
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}
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func scene(_ scene: UIScene, openURLContexts URLContexts: Set<UIOpenURLContext>) {
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guard let url = URLContexts.first?.url else { return }
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handleSharedFile(url)
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}
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private func handleSharedFile(_ url: URL) {
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guard url.isFileURL,
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let navigationController = window?.rootViewController as? UINavigationController else {
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return
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}
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let shouldStopAccessing = url.startAccessingSecurityScopedResource()
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defer {
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if shouldStopAccessing {
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url.stopAccessingSecurityScopedResource()
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}
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}
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do {
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let content = try String(contentsOf: url, encoding: .utf8)
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DispatchQueue.main.async {
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let viewController = PreviewViewController()
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viewController.initialText = content
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viewController.fileName = url.lastPathComponent
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viewController.title = url.lastPathComponent
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navigationController.pushViewController(viewController, animated: true)
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}
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} catch {
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print("Failed to read shared file: \(error)")
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}
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}
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}
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