GmailNotifier.MainForm.MainForm_Shown C# (CSharp) Метод

        private void MainForm_Shown(object sender, EventArgs e)
        {
            Refresh();

            RegistryKey registry = Registry.CurrentUser.CreateSubKey(@"Software\KwertyGmailNotifier");
            string username;
            byte[] passwordEnc;
            int interval;

            using (registry)
            {
                username = (string)registry.GetValue("username");
                passwordEnc = (byte[])registry.GetValue("password");
                interval = (int)registry.GetValue("interval", 2);
                _newMailSound = (string)registry.GetValue("newmailsound");
            }

            string password = null;

            if (passwordEnc != null)
                password = UTF8Encoding.UTF8.GetString(ProtectedData.Unprotect(passwordEnc, null, DataProtectionScope.CurrentUser));

            if (interval > 0 && interval <= 60)
                _checkInterval = interval * 60000;

            if (String.IsNullOrEmpty(username) || String.IsNullOrEmpty(password))
            {
                LoginForm loginForm = new LoginForm(this);
                loginForm.Show();
                return;
            }

            _loggedIn = true;

            _gmailClient = new GmailClient(username, password);

            Setup();

            RefreshAndRestartTimer();
        }