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Mandeep Narang
Courses Plus Student 174 Pointsfacebook active session Swift/IOS
import UIKit import Foundation
class ViewController: UIViewController, FBLoginViewDelegate { //iboutlet
@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"]
}
func loginViewShowingLoggedInUser(loginView : FBLoginView!) {
println("User Logged In")
println("segue .")
}
func loginViewFetchedUserInfo(loginView : FBLoginView!, user: FBGraphUser){
println("User Name: \(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.
}
}
I created another view by copying everything from view1:
I get errors when the button transitions into view2.
I assume i cant create two LoginView : FBLoginView!?
How do I get the active FB variables into view2?
import UIKit import Foundation
class view2: UIViewController, FBLoginViewDelegate { //iboutlet
@IBOutlet var fbLoginView : FBLoginView!
@IBOutlet var profilePic: FBProfilePictureView!
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"]
}
func loginViewShowingLoggedInUser(loginView : FBLoginView!) {
println("User Logged In")
println("This is where you perform a segue (and or another view).")
}
func loginViewFetchedUserInfo(loginView : FBLoginView!, user: FBGraphUser){
profilePic.profileID=user.objectID
println("User Name: \(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.
}
}
1 Answer
dungeonkeeperhf
3,272 Pointsuse the prepareForSegue method to get variables between view controllers and a delegate method to get return. (http://stackoverflow.com/questions/24040692/prepare-for-segue-in-swift)