Winforms launcher beginnings.

OpenRA.Launcher/Util.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Runtime.InteropServices;
+using System.Windows.Forms;
+
+namespace OpenRA.Launcher
+{
+	static class Util
+	{
+		[DllImport("user32")]
+		public static extern UInt32 SendMessage
+			(IntPtr hWnd, UInt32 msg, UInt32 wParam, UInt32 lParam);
+
+		internal const int BCM_FIRST = 0x1600; //Normal button
+
+		internal const int BCM_SETSHIELD = (BCM_FIRST + 0x000C); //Elevated button
+
+		static public void UacShield(Button b)
+		{
+			b.FlatStyle = FlatStyle.System;
+			SendMessage(b.Handle, BCM_SETSHIELD, 0, 0xFFFFFFFF);
+		}
+	}
+}