Support Chinese language

src/MpvNet.Windows/WPF/WpfTranslator.cs

@@ -9,7 +9,7 @@ public class WpfTranslator : ITranslator
 {
     static Language[] Languages { get; } = new Language[] {
         new("english", "en", "en"),
-        new("chinese-china", "zh-Hans", "zh"),  // Chinese (Simplified)
+        new("chinese-china", "zh-CN", "zh"),  // Chinese (Simplified)
         new("german", "de", "de"),
     };
 
@@ -44,7 +44,7 @@ public class WpfTranslator : ITranslator
             if (lang.MpvNetName == name)
                 return new CultureInfo(lang.CultureInfoName);
 
-        throw new Exception($"Unknown language {name}.");
+        return new CultureInfo("en");
     }
 
     class Language

src/NGettext.Wpf/Common/GettextStringFormatConverter.cs

@@ -1,4 +1,4 @@
-using System;
+
 using System.Globalization;
 using System.Windows.Data;
 
@@ -10,7 +10,7 @@ namespace NGettext.Wpf.Common
 
         public GettextStringFormatConverter(string msgId)
         {
-            this.MsgId = msgId;
+            MsgId = msgId;
         }
 
         public static ILocalizer Localizer { get; set; }
@@ -25,4 +25,4 @@ namespace NGettext.Wpf.Common
             throw new NotImplementedException();
         }
     }
-}
+}

src/NGettext.Wpf/CultureEventArgs.cs

@@ -1,4 +1,4 @@
-using System;
+
 using System.Globalization;
 
 namespace NGettext.Wpf
@@ -13,4 +13,4 @@ namespace NGettext.Wpf
 
         public CultureInfo CultureInfo { get; }
     }
-}
+}

src/NGettext.Wpf/EnumTranslation/EnumLocalizer.cs

@@ -1,5 +1,4 @@
-using System;
-using System.Linq;
+
 using System.Reflection;
 
 namespace NGettext.Wpf.EnumTranslation

src/NGettext.Wpf/EnumTranslation/EnumMsgIdAttribute.cs

@@ -1,5 +1,4 @@
-using System;
-
+
 namespace NGettext.Wpf.EnumTranslation
 {
     public class EnumMsgIdAttribute : Attribute
@@ -11,4 +10,4 @@ namespace NGettext.Wpf.EnumTranslation
 
         public string MsgId { get; }
     }
-}
+}

src/NGettext.Wpf/EnumTranslation/LocalizeEnumConverter.cs

@@ -1,4 +1,4 @@
-using System;
+
 using System.Globalization;
 using System.Windows.Data;
 

src/NGettext.Wpf/Properties/AssemblyInfo.cs

@@ -1,5 +1,5 @@
-using System.Reflection;
-using System.Runtime.CompilerServices;
+
+using System.Reflection;
 using System.Runtime.InteropServices;
 
 // General Information about an assembly is controlled through the following