/// <summary>
        /// 创建用户
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnCreateUser_Click(object sender, RoutedEventArgs e)
        {
            if (string.IsNullOrEmpty(tbName.Text.Trim()))
            {
                MessageBox.Show("请填写姓名");
                return;
            }
            UserInfo userInfo = new UserInfo()
            {
                Name  = tbName.Text.Trim(),
                Index = int.Parse(tbNo.Text.Trim())
            };

            ReadWriteConfig.WriteConfig("UserNum", tbNo.Text.Trim());
            MainWindow mainWindow = new MainWindow(userInfo);

            mainWindow.Show();
        }