Commit for development environment setup

PROMS/DropDownPanel_sol/DropDownPanel/Unmanaged/UIApiCalls.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Runtime.InteropServices;
+
+namespace AT.STO.UI.Win
+{
+	public static class UIApiCalls
+	{
+	#region Public Constants
+		public const int WM_ACTIVATE		= 0x006;
+		public const int WM_ACTIVATEAPP		= 0x01C;
+		public const int WM_NCACTIVATE		= 0x086;
+		public const int KEYEVENTF_KEYUP	= 0x0002;
+	#endregion
+	#region Public Static API Calls
+		[DllImport("user32", CharSet = CharSet.Auto)]
+		public extern static int SendMessage(IntPtr handle, int msg, int wParam, IntPtr lParam);
+
+		[DllImport("user32", CharSet = CharSet.Auto)]
+		public extern static int PostMessage(IntPtr handle, int msg, int wParam, IntPtr lParam);
+
+		[DllImport("user32")]
+		public extern static void keybd_event(byte bVk, byte bScan, int dwFlags, int dwExtraInfo);
+	#endregion
+	}
+}