void AddEventHandlers() { SubmitButton.TouchUpInside += (object sender, EventArgs e) => { LoginSubmitted(this, EventArgs.Empty); // LoginFinished.Invoke (new LoginFinishedInvokerArgs (this)); }; RegisterButton.TouchUpInside += (object sender, EventArgs e) => { MoreInfoClicked(this, EventArgs.Empty); }; UsernameInput.ShouldReturn = delegate { PasswordInput.BecomeFirstResponder(); return(true); }; PasswordInput.ShouldReturn = delegate { PasswordInput.ResignFirstResponder(); return(true); }; }