1     public static class LangHelper
 2     {
 3         /// <summary>
 4         /// 根据关键字获取当前语言环境下的提示信息
 5         /// </summary>
 6         /// <param name="key"></param>
 7         /// <param name="resourceFileName"></param>
 8         /// <param name="addSpaceAfter"></param>
 9         /// <returns></returns>
10         public static string GetLocalizedString(string key, string resourceFileName = "Langs", bool addSpaceAfter = false)
11         {
12             var localizedString = String.Empty;
13 
14             // Build up the fully-qualified name of the key
15             var assemblyName = System.Reflection.Assembly.GetExecutingAssembly().GetName().Name;
16             var fullKey = assemblyName + ":" + resourceFileName + ":" + key;
17             var locExtension = new LocExtension(fullKey);
18             locExtension.ResolveLocalizedValue(out localizedString);
19 
20             // Add a space to the end, if requested
21             if (addSpaceAfter)
22             {
23                 localizedString += " ";
24             }
25 
26             return localizedString;
27         }
28     }

 1 <Window
 2     ...
 3     xmlns:lex="http://wpflocalizeextension.codeplex.com"
 4     lex:LocalizeDictionary.DesignCulture="en-US"
 5     lex:ResxLocalizationProvider.DefaultAssembly="AppSample"
 6     lex:ResxLocalizationProvider.DefaultDictionary="Langs">
 7     <!-- 解释一下 -->
 8     <!--
 9     lex:LocalizeDictionary.DesignCulture="en-US" 默认en-US英文，zh-CN中文，这里采用英文
10     lex:ResxLocalizationProvider.DefaultAssembly="AppSample" AppSample为程序集名称
11     lex:ResxLocalizationProvider.DefaultDictionary="Langs"  找不到时，去找Langs资源下
12     -->
13     <!-- 其他代码 -->
14 </Window>