Added and tested GTK#

Switch to GTK can begin I think

BMGEditor/BMGEditor.csproj

@@ -16,6 +16,10 @@
     <Content Include="Luma_icon.ico" />
   </ItemGroup>
 
+  <ItemGroup>
+    <PackageReference Include="GtkSharp" Version="3.24.24.34" />
+  </ItemGroup>
+
   <ItemGroup>
     <Compile Update="Properties\Resources.Designer.cs">
       <DesignTime>True</DesignTime>

BMGEditor/Program.cs

@@ -3,6 +3,8 @@ using System.Windows.Forms;
 using System.Net.Http;
 using System.IO;
 
+using Gtk;
+
 namespace BMGEditor
 {
     public static class Variables
@@ -23,9 +25,16 @@ namespace BMGEditor
         [STAThread]
         static void Main()
         {
-            ApplicationConfiguration.Initialize();
+            //ApplicationConfiguration.Initialize();
             Bcsv.PopulateHashtable();
-            Application.Run(new BMGEditForm());
+            //Application.Run(new BMGEditForm());
+
+            Gtk.Application.Init();
+            Window windo = new Window("GTKSharp test");
+            windo.Resize(200, 200);
+
+            windo.ShowAll();
+            Gtk.Application.Run();
         }
 
         static readonly HttpClient wrClient = new HttpClient();