A bit of work on app's UI and integration between .net and native.

RainmeterEditor/Interop/NativeLibrary.cs

@@ -0,0 +1,53 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.InteropServices;
+using System.Text;
+
+namespace RainmeterEditor.Interop
+{
+    public class NativeLibrary : IDisposable
+    {
+        #region Imports
+
+        [DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]
+        private static extern IntPtr LoadLibrary(string libname);
+
+        [DllImport("kernel32.dll", CharSet = CharSet.Ansi)]
+        private static extern bool FreeLibrary(IntPtr hModule);
+        
+        [DllImport("kernel32.dll", CharSet = CharSet.Ansi)]
+        private static extern IntPtr GetProcAddress(IntPtr hModule, string lpProcName);
+
+        #endregion
+
+        public string DllName { get; private set; }
+        private IntPtr _handle;
+
+        public NativeLibrary(string dllName)
+        {
+            // Set properties
+            DllName = dllName;
+
+            // Load library
+            _handle = LoadLibrary(DllName);
+            if (_handle == IntPtr.Zero)
+            {
+                int errorCode = Marshal.GetLastWin32Error();
+                throw new BadImageFormatException(string.Format("Failed to load library (ErrorCode: {0})", errorCode));
+            }
+        }
+
+        public void Dispose()
+        {
+            if (_handle != IntPtr.Zero)
+                FreeLibrary(_handle);
+        }
+
+        public Delegate GetFunctionByName(string name, Type delegateType)
+        {
+            IntPtr addr = GetProcAddress(_handle, name);
+            return Marshal.GetDelegateForFunctionPointer(addr, delegateType);
+        }
+    }
+}