在WinForm应用程序中快速实现多语言的处理的方法

var content = File.ReadAllText(file, Encoding.UTF8);
      if (!string.IsNullOrEmpty(content))
      {
        var dict = JsonConvert.DeserializeObject<Dictionary<string, string>>(content);
        foreach (string key in dict.Keys)
        {
          //遍历集合如果语言资源键值不存在，则创建，否则更新
          if (!resources.ContainsKey(key))
          {
            resources.Add(key, dict[key]);
          }
          else
          {
            resources[key] = dict[key];
          }
        }
      }

/// <summary>
    /// 根据语言初始化信息。
    /// 加载对应语言的JSON信息，把翻译信息存储在全属性resources里面。
    /// </summary>
    /// <param name="language">默认的语言类型，如zh-Hans，en-US等</param>
    private void LoadLanguage(string language = "")
    {
      if (string.IsNullOrEmpty(language))
      {
        language = System.Threading.Thread.CurrentThread.CurrentUICulture.Name;
      }

      this.resources = new Dictionary<string, string>();
      string dir = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, string.Format("lang/{0}", language));
      if (Directory.Exists(dir))
      {
        var jsonFiles = Directory.GetFiles(dir, "*.json", SearchOption.AllDirectories);
        foreach (string file in jsonFiles)
        {
          LoadFile(file);
        }
      }
    }

/// <summary>
    /// 百度接口翻译
    /// </summary>
    /// <param name="inputString">输入字符串</param>
    /// <param name="from">源内容语言</param>
    /// <param name="to">目标语言</param>
    /// <returns></returns>
    private static string BaiduTranslate(string inputString, string from = "zh", string to = "en")
    {
      string content = "";

      string appId = "你的APPID";
      string securityId = "你的秘钥";
      int salt = 0;

      StringBuilder signString = new StringBuilder();
      string md5Result = string.Empty;
      //1.拼接字符,为了生成sign
      signString.Append(appId);
      signString.Append(inputString);
      signString.Append(salt);
      signString.Append(securityId);

      //2.通过md5获取sign
      byte[] sourceMd5Byte = Encoding.UTF8.GetBytes(signString.ToString());
      MD5 md5 = new MD5CryptoServiceProvider();
      byte[] destMd5Byte = md5.ComputeHash(sourceMd5Byte);
      md5Result = BitConverter.ToString(destMd5Byte).Replace("-", "");
      md5Result = md5Result.ToLower();

      try
      {
        //3.获取web翻译的json结果
        WebClient client = new WebClient();
        string url = string.Format("http://api.fanyi.baidu.com/api/trans/vip/translate?q={0}&from=zh&to=en&appid={1}&salt={2}&sign={3}", inputString, appId, salt, md5Result);
        byte[] buffer = client.DownloadData(url);
        string result = Encoding.UTF8.GetString(buffer);

        var trans = JsonConvert.DeserializeObject<TranslationJson>(result);
        if (trans != null)
        {
          content = trans.trans_result[0].dst;
          content = StringUtil.ToProperCase(content);
        }
      }
      catch(Exception ex)
      {
        Debug.WriteLine(ex);
      }
      return content;
    }

internal class TranslationJson
  {
    public string from { get; set; }
    public string to { get; set; }
    public List<TranslationResult> trans_result { get; set; }
  }
  internal class TranslationResult
  {
    public string src { get; set; }
    public string dst { get; set; }
  }

//遍历集合进行翻译
  var value = dict[key];
  if (string.IsNullOrWhiteSpace(value))
  {
    //如果值为空，那么调用翻译接口处理
    var newValue = TranslationHelper.Translate(key, from, to);
    if (!string.IsNullOrWhiteSpace(newValue))
    {
      dict[key] = newValue;
    }
  }

 //不排序
  var newContent = JsonConvert.SerializeObject(dict, Formatting.Indented);

  File.WriteAllText(file, newContent, Encoding.UTF8);

//进行排序
  SortedDictionary<string, string> sortedDict = new SortedDictionary<string, string>(dict);
  var newContent = JsonConvert.SerializeObject(sortedDict, Formatting.Indented);

//界面多语言
      //System.Threading.Thread.CurrentThread.CurrentUICulture = new System.Globalization.CultureInfo("zh-Hans");//中文界面
      System.Threading.Thread.CurrentThread.CurrentUICulture = new System.Globalization.CultureInfo("en-US");//英文界面

/// <summary>
  /// 测试多语言的窗体界面
  /// </summary>
  public partial class Form1 : XtraForm

private void Form1_Shown(object sender, EventArgs e)
    {
      //窗体加载并显示后，对窗体实现多语言处理
      if (!this.DesignMode)
      {
        LanguageHelper.InitLanguage(this);
      }
    }

/// <summary>
  /// 测试多语言的窗体界面
  /// </summary>
  public partial class Form1 : BaseForm

LanguageHelper.InitLanguage(this);

/// <summary>
  /// 对界面控件进行多语言的处理辅助类
  /// </summary>
  public class LanguageHelper
  {       
    /// <summary>
    /// 初始化语言
    /// </summary>
    public static void InitLanguage(Control control)
    {
      //如果没有资源，那么不必遍历控件，提高速度
      if (!JsonLanguage.Default.HasResource)
        return;

      //使用递归的方式对控件及其子控件进行处理
      SetControlLanguage(control);
      foreach (Control ctrl in control.Controls)
      {
        InitLanguage(ctrl);
      }

      //工具栏或者菜单动态构建窗体或者控件的时候，重新对子控件进行处理
      control.ControlAdded += (sender, e) =>
      {
        InitLanguage(e.Control);
      };
    }