Bloom.Program.GrabTokenForThisProject C# (CSharp) Method

        private static bool GrabTokenForThisProject(string pathToProject)
        {
            //ok, here's how this complex method works...
            //First, we try to get the mutex quickly and quitely.
            //If that fails, we put up a dialog and wait a number of seconds,
            //while we wait for the mutex to come free.

            string mutexId = "bloom";
            //			string mutexId = pathToProject;
            //			mutexId = mutexId.Replace(Path.DirectorySeparatorChar, '-');
            //			mutexId = mutexId.Replace(Path.VolumeSeparatorChar, '-');
            bool mutexAcquired = false;
            try
            {
                _oneInstancePerProjectMutex = Mutex.OpenExisting(mutexId);
                mutexAcquired = _oneInstancePerProjectMutex.WaitOne(TimeSpan.FromMilliseconds(1 * 1000), false);
            }
            catch (WaitHandleCannotBeOpenedException e)//doesn't exist, we're the first.
            {
                _oneInstancePerProjectMutex = new Mutex(true, mutexId, out mutexAcquired);
                mutexAcquired = true;
            }
            catch (AbandonedMutexException e)
            {
                //that's ok, we'll get it below
            }

            using (var dlg = new SimpleMessageDialog("Waiting for other Bloom to finish..."))
            {
                dlg.TopMost = true;
                dlg.Show();
                try
                {
                    _oneInstancePerProjectMutex = Mutex.OpenExisting(mutexId);
                    mutexAcquired = _oneInstancePerProjectMutex.WaitOne(TimeSpan.FromMilliseconds(10 * 1000), false);
                }
                catch (AbandonedMutexException e)
                {
                    _oneInstancePerProjectMutex = new Mutex(true, mutexId, out mutexAcquired);
                    mutexAcquired = true;
                }
                catch (Exception e)
                {
                    ErrorReport.NotifyUserOfProblem(e,
                        "There was a problem starting Bloom which might require that you restart your computer.");
                }
            }

            if (!mutexAcquired) // cannot acquire?
            {
                _oneInstancePerProjectMutex = null;
                ErrorReport.NotifyUserOfProblem("Another copy of Bloom is already open with " + pathToProject + ". If you cannot find that Bloom, restart your computer.");
                return false;
            }
            return true;
        }