public void RegisterNewAccount() { narstart = false; var t = kbtter.AuthorizeToken(EnteredPinCode); if (t != null) { kbtter.AddToken(t); Accounts.Add(String.Format("@{0} ログイン可能", t.ScreenName)); } RaisePropertyChanged("FinishNewAccount"); StartNewAccountCommand.RaiseCanExecuteChanged(); }