41 lines
1.4 KiB
Swift
41 lines
1.4 KiB
Swift
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import UIKit
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import CoreData
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@UIApplicationMain
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class AppDelegate: UIResponder, UIApplicationDelegate {
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func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
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return true
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}
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func application(_ application: UIApplication, configurationForConnecting connectingSceneSession: UISceneSession, options: UIScene.ConnectionOptions) -> UISceneConfiguration {
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return UISceneConfiguration(name: "Default Configuration", sessionRole: connectingSceneSession.role)
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}
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func application(_ application: UIApplication, didDiscardSceneSessions sceneSessions: Set<UISceneSession>) {
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}
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lazy var persistentContainer: NSPersistentContainer = {
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let container = NSPersistentContainer(name: "Gallery")
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container.loadPersistentStores(completionHandler: { (storeDescription, error) in
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if let error = error as NSError? {
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fatalError("Unresolved error \(error), \(error.userInfo)")
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}
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})
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return container
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}()
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func saveContext () {
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let context = persistentContainer.viewContext
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if context.hasChanges {
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do {
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try context.save()
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} catch {
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let nserror = error as NSError
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fatalError("Unresolved error \(nserror), \(nserror.userInfo)")
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}
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}
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}
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}
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