兩個視圖控制器(模態)之間爭論所以我正在練習iOs編程,我似乎無法找到解決我的問題。我有一個「loginViewController」,我希望我的UIButton「Creer un compte」模態地呈現我的「註冊」視圖控制器。這裏是這個問題,當我啓動模擬器時,我點擊按鈕,它崩潰並將我帶到AppDelegate的第一行,通過Ucodeutton在Xcode 6和Swift
「class AppDelegate:UIResponder,UIApplicationDelegate,Thread1 signal SIGABRT。」
我通過控制拖動我的UIButton到註冊視圖控制器做了segue。
下面是代碼:
import UIKit
類LoginViewController:UIViewController的{
@IBOutlet weak var LoginScreenImage: UIImageView!
@IBOutlet weak var codeTextField: UITextField!
@IBOutlet weak var nipTextField: UITextField!
@IBAction func showRegisterPage(sender: AnyObject) {
let registerViewController = self.storyboard?.instantiateViewControllerWithIdentifier("RegisterViewController") as RegisterViewController
self.showViewController(registerViewController, sender: self)
}
let client = Client.sharedInstance
override func viewDidLoad() {
super.viewDidLoad()
// Do any additional setup after loading the view, typically from a nib.
LoginScreenImage.image = UIImage(named: "UQAMLOGO")
}
override func didReceiveMemoryWarning() {
super.didReceiveMemoryWarning()
// Dispose of any resources that can be recreated.
}
@IBAction func connect() {
let code = codeTextField.text
let nip = nipTextField.text
if code != nil && nip != nil {
client.login(code, password: nip, callback: { (response) in
if let response = response {
if response.status == LoginStatus.Ok {
// Good login.
let homeViewController = self.storyboard!.instantiateViewControllerWithIdentifier("HomeViewController") as HomeViewController
self.showViewController(homeViewController, sender: self)
}
} else {
// Error
}
})
}
}
}
和RegisterViewController:
import UIKit
類RegisterV iewController:{的UIViewController
@IBOutlet weak var firstNameTextField: UITextField!
@IBOutlet weak var lastNameTextField: UITextField!
@IBOutlet weak var emailTextField: UITextField!
@IBOutlet weak var passwordTextField: UITextField!
let client = Client.sharedInstance
override func viewDidLoad() {
super.viewDidLoad()
// Do any additional setup after loading the view, typically from a nib.
}
override func didReceiveMemoryWarning() {
super.didReceiveMemoryWarning()
// Dispose of any resources that can be recreated.
}
@IBAction func register() {
let firstName = firstNameTextField.text
let lastName = lastNameTextField.text
let email = emailTextField.text
let password = passwordTextField.text
if(firstName != nil && lastName != nil && email != nil && password != nil){
client.register(email, password: password, firstName: firstName, lastName: lastName, callback: {(response) in
if let response = response{
if response.status == RegisterStatus.Ok{
let loginViewController = self.storyboard!.instantiateViewControllerWithIdentifier("LoginViewController") as LoginViewController
self.showViewController(loginViewController, sender: self)
}
}else{
//erreur
}
})
}
}
}
我試圖以編程方式做到這一點,試圖將viewControllers重置爲默認類別(UIViewController的)。
感謝大家的幫助,
查爾斯
嗨rdelmar,我只是試圖刪除它,它仍然無法正常工作。 – cvinette 2015-03-02 21:09:19
@cvinette,它執行segue,還是在發生這種情況之前崩潰? – rdelmar 2015-03-02 23:09:38
它發生之前崩潰。我試圖將同一個按鈕綁定到另一個視圖,並且沒有問題。但是,只要我拖動它,以便它執行一個模態賽格,它就會崩潰並將我帶到appdelegate。 – cvinette 2015-03-02 23:38:32