Microsoft.WindowsAzure.CAT.ServiceBusExplorer.ListenerControl.saveSelectedMessageToolStripMenuItem_Click C# (CSharp) Method

        private void saveSelectedMessageToolStripMenuItem_Click(object sender, EventArgs e)
        {
            try
            {
                if (currentMessageRowIndex < 0)
                {
                    return;
                }
                var bindingList = messagesBindingSource.DataSource as BindingList<BrokeredMessage>;
                if (bindingList == null)
                {
                    return;
                }
                if (string.IsNullOrWhiteSpace(txtMessageText.Text))
                {
                    return;
                }
                saveFileDialog.Title = SaveAsTitle;
                saveFileDialog.DefaultExt = JsonExtension;
                saveFileDialog.Filter = JsonFilter;
                saveFileDialog.FileName = CreateFileName();
                if (saveFileDialog.ShowDialog() != DialogResult.OK ||
                    string.IsNullOrWhiteSpace(saveFileDialog.FileName))
                {
                    return;
                }
                if (File.Exists(saveFileDialog.FileName))
                {
                    File.Delete(saveFileDialog.FileName);
                }
                using (var writer = new StreamWriter(saveFileDialog.FileName))
                {
                    writer.Write(MessageSerializationHelper.Serialize(bindingList[currentMessageRowIndex], txtMessageText.Text));
                }
            }
            catch (Exception ex)
            {
                HandleException(ex);
            }
        }