ForTheCommonGood.frmSettings.hostedListLoader_DoWork C# (CSharp) Метод

        private void hostedListLoader_DoWork(object sender, System.ComponentModel.DoWorkEventArgs e)
        {
            WebClient loader = new WebClient();
            loader.Headers.Add("User-Agent", MorebitsDotNet.UserAgent);
            try
            {
                string result = loader.DownloadString(new Uri("http://en.wikipedia.org/w/index.php?action=raw&ctype=text/css&title=User:This,%20that%20and%20the%20other/FtCG%20local%20wiki%20data%20files.css"));
                Invoke((MethodInvoker) delegate()
                {
                    try
                    {
                        cboLocalDataHosted.Items.Clear();
                        cboLocalDataHosted.ForeColor = SystemColors.WindowText;
                        foreach (string line in result.Split('\n'))
                        {
                            string[] parts = line.Split('|');
                            if (parts.Length == 2)
                            {
                                HostedLocalWikiDataEntry item = new HostedLocalWikiDataEntry(parts[0], parts[1]);
                                cboLocalDataHosted.Items.Add(item);
                                if (Settings.LocalWikiDataHosted.StartsWith(item.displayName + "|"))
                                    cboLocalDataHosted.SelectedItem = item;
                            }
                        }
                        if (cboLocalDataHosted.Items.Count > 0 && cboLocalDataHosted.SelectedIndex == -1)
                            cboLocalDataHosted.SelectedIndex = 0;
                    }
                    catch (Exception)
                    {
                        MorebitsDotNet.DefaultErrorHandler(Localization.GetString("FailedToLoadHostedLocalWikiDataList"));
                    }
                });
            }
            catch (Exception ex)
            {
                if (!(ex is InvalidOperationException))
                    MorebitsDotNet.DefaultErrorHandler(Localization.GetString("FailedToLoadHostedLocalWikiDataList"));
            }
        }