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我是iOS应用程序开发新手,我很难尝试在视图之间传递Facebook用户信息。我的应用程序有2个视图。我能够使用this tutorial实现Facebook登录,因为你可能知道他们仍然没有给予迅速的官方支持。在视图之间传递Facebook用户信息。 iOS Swift Xcode 6
这是我的视图控制器:
// ViewController.swift
import UIKit
class ViewController: UIViewController, FBLoginViewDelegate{
@IBOutlet var fbLoginView : FBLoginView!
override func viewDidLoad() {
super.viewDidLoad()
// Do any additional setup after loading the view, typically from a nib.
self.fbLoginView.delegate = self
self.fbLoginView.readPermissions = ["public_profile", "email", "user_friends"]
}
// FACEBOOK DELEGATE METHODS
func loginViewShowingLoggedInUser(loginView : FBLoginView!) {
println("User Logged In")
println("This is where you perform a segue.")
self.performSegueWithIdentifier("gotoMenu", sender: self)
}
func loginViewFetchedUserInfo(loginView : FBLoginView!, user: FBGraphUser){
println(user.name)
}
func loginViewShowingLoggedOutUser(loginView : FBLoginView!) {
println("User Logged Out")
}
func loginView(loginView : FBLoginView!, handleError:NSError) {
println("Error: \(handleError.localizedDescription)")
}
override func didReceiveMemoryWarning() {
super.didReceiveMemoryWarning()
// Dispose of any resources that can be recreated.
}
}
这是第二个视图控制器:
// SecondViewController.swift
import UIKit
class SecondViewController: UIViewController {
@IBOutlet weak var greeting: UILabel!
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.
}
}
我需要显示在第二视图中的用户名,如果可能,他的自画像。我怎样才能做到这一点?
非常感谢你 问候 缺口
有多种方法可以实现这一点。请参阅以下线程,其中包含解决您的问题的不同方法。所有在ObjectiveC中,但其中大多数也将在Swift中工作。 https://stackoverflow.com/questions/5210535/passing-data-between-view-controllers – Apfelsaft 2014-08-29 06:33:29