Adjust project structure

src/Shared/HandyControl_Shared/Tools/Interop/ExternDll.cs

@@ -0,0 +1,11 @@
+namespace HandyControl.Tools.Interop
+{
+    internal static class ExternDll
+    {
+        public const string
+            User32 = "user32.dll",
+            Gdi32 = "gdi32.dll",
+            Kernel32 = "kernel32.dll",
+            Shell32 = "shell32.dll";
+    }
+}