| // Copyright 2014 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| import UIKit |
| |
| class SceneDelegate: UIResponder, UIWindowSceneDelegate { |
| |
| var window: UIWindow? |
| |
| |
| func scene(_ scene: UIScene, willConnectTo session: UISceneSession, options connectionOptions: UIScene.ConnectionOptions) { |
| // Use this method to optionally configure and attach the UIWindow `window` to the provided UIWindowScene `scene`. |
| // If using a storyboard, the `window` property will automatically be initialized and attached to the scene. |
| // This delegate does not imply the connecting scene or session are new (see `application:configurationForConnectingSceneSession` instead). |
| guard let _ = (scene as? UIWindowScene) else { return } |
| } |
| |
| func sceneDidDisconnect(_ scene: UIScene) { |
| // Called as the scene is being released by the system. |
| // This occurs shortly after the scene enters the background, or when its session is discarded. |
| // Release any resources associated with this scene that can be re-created the next time the scene connects. |
| // The scene may re-connect later, as its session was not necessarily discarded (see `application:didDiscardSceneSessions` instead). |
| } |
| |
| func sceneDidBecomeActive(_ scene: UIScene) { |
| // Called when the scene has moved from an inactive state to an active state. |
| // Use this method to restart any tasks that were paused (or not yet started) when the scene was inactive. |
| } |
| |
| func sceneWillResignActive(_ scene: UIScene) { |
| // Called when the scene will move from an active state to an inactive state. |
| // This may occur due to temporary interruptions (ex. an incoming phone call). |
| } |
| |
| func sceneWillEnterForeground(_ scene: UIScene) { |
| // Called as the scene transitions from the background to the foreground. |
| // Use this method to undo the changes made on entering the background. |
| } |
| |
| func sceneDidEnterBackground(_ scene: UIScene) { |
| // Called as the scene transitions from the foreground to the background. |
| // Use this method to save data, release shared resources, and store enough scene-specific state information |
| // to restore the scene back to its current state. |
| } |
| |
| |
| } |