ViewController for GIDSignIn example

ViewController.swift

class ViewController: UIViewController, GIDSignInDelegate {

  @IBOutlet weak var signInButton: GIDSignInButton!
  
  override func viewDidLoad() {
    super.viewDidLoad()
    GIDSignIn.sharedInstance().delegate = self
    // Test to see if we are signed in on load.
    GIDSignIn.sharedInstance().signInSilently()
  }

  func signIn(signIn: GIDSignIn!, didSignInForUser user: GIDGoogleUser!, withError error: NSError!) {
    if (error == nil) {
      signInButton.hidden = true;
      println("Signed in!")
    } else {
      println("\(error.localizedDescription)")

    }
  }

  func  signIn(signIn: GIDSignIn!, didDisconnectWithUser user: GIDGoogleUser!, withError error: NSError!) {

  }

}