#http://www.nivot.org/2009/03/26/PowerShell20CTP3ModulesInPracticeNETInterfaces.aspx
 
function Get-Interface {
 
#.Synopsis
#   Allows PowerShell to call specific interface implementations on any .NET object. 
#.Description
#   Allows PowerShell to call specific interface implementations on any .NET object. 
#
#   As of v2.0, PowerShell cannot cast .NET instances to a particular interface. This makes it

using System;
using System.Runtime.InteropServices;
using System.Threading;
using AcroPDFLib;
 
// Related to: http://stackoverflow.com/questions/2702164
namespace ComConsoleApplication
{
    [ComImport, InterfaceType(ComInterfaceType.InterfaceIsIUnknown), Guid("00000016-0000-0000-C000-000000000046")]
    public interface IMessageFilter