ME3Explorer.TalkFile.DumpToFile C# (CSharp) Method

        public void DumpToFile(string fileName)
        {
            File.Delete(fileName);
            /* for now, it's better not to sort, to preserve original order */
            // StringRefs.Sort(CompareTlkStringRef);

            SaveToXmlFile(fileName);
        }

        private void StartReadingTlkButton_Click(object sender, RoutedEventArgs e)
        {
            BusyReading(true);
            TalkFile.Fileformat ff = TalkFile.Fileformat.Xml;

            var loadingWorker = new BackgroundWorker();

            loadingWorker.WorkerReportsProgress = true;

            loadingWorker.ProgressChanged += delegate(object sender2, ProgressChangedEventArgs e2)
            {
                readingTlkProgressBar.Value = e2.ProgressPercentage;
            };

            loadingWorker.DoWork += delegate
            {
                try
                {
                    TalkFile tf = new TalkFile();
                    tf.LoadTlkData(_inputTlkFilePath);

                    tf.ProgressChanged += loadingWorker.ReportProgress;
                    tf.DumpToFile(_outputTextFilePath, ff);
                    // debug
                    // tf.PrintHuffmanTree();
                    tf.ProgressChanged -= loadingWorker.ReportProgress;
                }
                catch (FileNotFoundException)
                {
                    System.Windows.MessageBox.Show(
                        Properties.Resources.AlertExceptionTlkNotFound, Properties.Resources.Error,
                        MessageBoxButton.OK, MessageBoxImage.Error);
                }
                catch (IOException)
                {
                    System.Windows.MessageBox.Show(
                        Properties.Resources.AlertExceptionTlkFormat, Properties.Resources.Error,
                        MessageBoxButton.OK, MessageBoxImage.Error);
                }
                catch (Exception ex)
                {
                    string message = Properties.Resources.AlertExceptionGeneric;
                    message += Properties.Resources.AlertExceptionGenericDescription + ex.Message;
                    System.Windows.MessageBox.Show(message, Properties.Resources.Error,
                                                   MessageBoxButton.OK, MessageBoxImage.Exclamation);
                }
            };

            loadingWorker.RunWorkerCompleted += delegate
            {
                BusyReading(false);
                System.Windows.MessageBox.Show(Properties.Resources.AlertTlkLoadingFinished, Properties.Resources.Done,
                                               MessageBoxButton.OK, MessageBoxImage.Information);
            };

            loadingWorker.RunWorkerAsync();
        }