Added missing file

code/Cairo Desktop/Cairo Desktop/SupportingClasses/NativeMethods.cs

@@ -0,0 +1,45 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Runtime.InteropServices;
+
+namespace CairoDesktop.SupportingClasses
+{
+    public sealed class NativeMethods
+    {
+        public const int HWND_TOPMOST = -1; // 0xffff 
+        public const int HWND_BOTTOMMOST = 1;
+        public const int SWP_NOSIZE = 1; // 0x0001  
+        public const int SWP_NOMOVE = 2; // 0x0002  
+        public const int SWP_NOZORDER = 4; // 0x0004  
+        public const int SWP_NOACTIVATE = 16; // 0x0010  
+        public const int SWP_SHOWWINDOW = 64; // 0x0040  
+        public const int SWP_HIDEWINDOW = 128; // 0x0080  
+        public const int SWP_DRAWFRAME = 32; // 0x0020 
+
+
+        static NativeMethods()
+        {
+        }
+
+        // Handling the close splash screen event
+        [DllImport("kernel32.dll")]
+        public static extern Int32 OpenEvent(Int32 DesiredAccess, bool InheritHandle, string Name);
+
+        // OpenEvent DesiredAccess defines
+        public const int EVENT_MODIFY_STATE = 0x00000002;
+
+        [DllImport("kernel32.dll")]
+        public static extern Int32 SetEvent(Int32 Handle);
+
+        [DllImport("kernel32.dll")]
+        public static extern Int32 CloseHandle(Int32 Handle);
+
+        [DllImport("user32.dll")]
+        public static extern Int32 SetShellWindow(IntPtr hWnd);
+
+        [DllImport("USER32.dll")]
+        extern public static bool SetWindowPos(IntPtr hWnd, IntPtr hWndInsertAfter, int X, int Y, int cx, int cy, int uFlags);
+    }
+}