Ios 动画+；从后台线程错误调用UIView SetAnimationEnabled
我在应用程序中显示初始视图控制器，直到登录完成。登录成功后，我将尝试在AppDelegate类中使用以下代码显示我的主ViewController。它仅正确显示视图控制器，但显示错误。我可能在代码中犯了一些错误 我希望只有在我在AppDelegate中所做的所有工作完成后，才能调用我的主ViewController ViewWillAspect（） AppDelegate类Ios 动画+；从后台线程错误调用UIView SetAnimationEnabled,ios,swift,view,uiviewcontroller,uinavigationcontroller,Ios,Swift,View,Uiviewcontroller,Uinavigationcontroller,我在应用程序中显示初始视图控制器，直到登录完成。登录成功后，我将尝试在AppDelegate类中使用以下代码显示我的主ViewController。它仅正确显示视图控制器，但显示错误。我可能在代码中犯了一些错误 我希望只有在我在AppDelegate中所做的所有工作完成后，才能调用我的主ViewController ViewWillAspect（） AppDelegate类 class AppDelegate: UIResponder, UIApplicationDelegate {
class AppDelegate: UIResponder, UIApplicationDelegate {
var window: UIWindow?
func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
// Override point for customization after application launch.
print("Inside App Delegate")
self.window = UIWindow(frame: UIScreen.main.bounds)
self.initializeAppViewState()
LoginManager.shared.login() { (success) -> Void in
if success {
print("Login Successful")
self.setupRootViewController()
} else {
print("Login Un-Successful")
}
}
return true
}
func applicationWillResignActive(_ application: UIApplication) {
}
func applicationDidEnterBackground(_ application: UIApplication) {
}
func applicationWillEnterForeground(_ application: UIApplication) {
}
func applicationDidBecomeActive(_ application: UIApplication) {
}
func applicationWillTerminate(_ application: UIApplication) {
}
func initializeAppViewState() {
if (!Thread.isMainThread) {
DispatchQueue.main.async {
self.initializeAppViewState()
}
return
}
self.window!.rootViewController = InitialViewController(nibName: "InitialViewController", bundle: Bundle.main)
self.window!.makeKeyAndVisible()
}
func setupRootViewController() {
let storyboard = UIStoryboard(name: "Main", bundle: nil)
let viewController = storyboard.instantiateViewController(withIdentifier :"NavigationController") as! UINavigationController
if let window = self.window, let rootViewController = window.rootViewController {
var currentController = rootViewController
while let presentedController = currentController.presentedViewController {
currentController = presentedController
}
currentController.present(viewController, animated: true, completion: nil)
}
}
}
LoginManager.shared.login() { (success) -> Void in
if success {
print("Login Successful")
DispatchQueue.main.async{
self.setupRootViewController()
}
} else {
print("Login Un-Successful")
}
}