stuartd

using System;
using System.Runtime.InteropServices;
using System.Threading;
using EnvDTE;
using Microsoft.VisualStudio.TestTools.UnitTesting;

namespace DteTestClassNamespace
{
    [TestClass]
    public class DteTestClass

stuartd

 IntPtr hWnd = IntPtr.Zero;
            Process currentProcess = Process.GetCurrentProcess();
            Process[] processes = Process.GetProcessesByName(currentProcess.ProcessName);
            foreach (Process process in processes)
            {
                // Get the first instance that is not this instance, has the
                // same process name and was started from the same file name
                // and location. 

                // Also check that the process has a valid