RemoteDeskTop.cs

using System.Runtime.InteropServices;
using RDPCOMAPILib;

RDPSession currentSession = new RDPSession();
public static void RDPConnect()
{
    if(currentSession != null)
    {
        currentSession.OnAttendeeConnected += Incoming;
        currentSession.Open();
    }
}


public static void RDPDisconnect()
{
    if (currentSession != null)
    {
        currentSession.Close();
        Marshal.ReleaseComObject(currentSession);
        currentSession = null;
        // 가비지 컬렉터 호출 해서 메모리 회수
        GC.Collect();
    }
}

public static string ConnectionString(String authString, string group, string password, int clientLimit)
{
    invitation = currentSession.Invitations.CreateInvitation(authString, group, password, clientLimit);
    return invitation.ConnectionString;
}

private static void Incoming(object Guest)
{
    IRDPSRAPIAttendee MyGuest = (IRDPSRAPIAttendee)Guest;
    // CTRL_LEVEL_VIEW 지정
    MyGuest.ControlLevel = CTRL_LEVEL.CTRL_LEVEL_VIEW;
}