private void btnSure_Click(object sender, RoutedEventArgs e) { var address = tbAddress.Text.Trim(); var key = tbKey.Text.Trim(); if (string.IsNullOrEmpty(address)) { tbAddress.Focus(); MessageBox.Show("请输入服务器地址"); return; } var data = new NugetServerModel() { Address = address, Key = key }; NugetServerHelper.Save(data); Close(); }