Add project files.

Library/Config/Config.cs

@@ -0,0 +1,76 @@
+using CMM.Language;
+using CMM.Library.Base;
+using CMM.Library.Helpers;
+using CMM.Library.Method;
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Text.Json.Serialization;
+using System.Threading.Tasks;
+using System.Windows;
+
+namespace CMM.Library.Config
+{
+    public class XConfig : PropertyBase
+    {
+        [JsonIgnore]
+        public string Version { get; private set; }
+
+        public static string ConfigFileName => Path.Combine(AssemblyData.Path, "Config.cfg");
+
+        #region Language
+        [JsonIgnore]
+        public CultureInfo Culture
+        {
+            get => _Culture;
+            set
+            {
+                SetProperty(ref _Culture, value);
+                LoadCultures();
+            }
+        }
+        CultureInfo _Culture;
+        public string Language { get; set; } = null;
+        CulturesHelper CulturesHelper { get; init; } = new();
+        public void LoadCultures()
+        {
+            if (CulturesHelper == null) return;
+
+            CulturesHelper.ChangeCulture(Culture);
+        }
+        #endregion
+
+        public virtual void Load()
+        {
+            XConfig _base = null;
+            if (new FileInfo(ConfigFileName).Exists)
+            {
+                try
+                {
+                    _base = ConfigFileName.JsonFormFile<XConfig>();
+                }
+                catch (Exception ex)
+                {
+                    MessageBox.Show($"{Lang.Find("LoadConfigErr")}{ex.Message}", "failed", MessageBoxButton.OK, MessageBoxImage.Error);
+                }
+            }
+            this.Culture = _base?.Culture ?? new CultureInfo(_base?.Language ?? "en-US", false);
+            this.Version = $"{AssemblyData.AppName} {AssemblyData.AppVersion}";
+        }
+
+        public virtual void Save()
+        {
+            try
+            {
+                this.FileToJson(ConfigFileName);
+            }
+            catch (Exception ex)
+            {
+                MessageBox.Show($"{Lang.Find("SaveConfigErr")}{ex.Message}", "failed", MessageBoxButton.OK, MessageBoxImage.Error);
+            }
+        }
+    }
+}