private void button1_Click(object sender, EventArgs e)
 {
     sortingOrder = (sortingOrder == SortingOrder.Descending) ? SortingOrder.Ascending : SortingOrder.Descending;
     _httpTransportCollection.Sort(sortingOrder);
     propGridInput.SelectedObject = _httpTransportCollection;
     lblItemCount.Text            = _httpTransportCollection.Count.ToString();
     propGridInput.Refresh();
 }
        protected override void OnLoad(EventArgs e)
        {
            base.OnLoad(e);
            var service = ScopeNodeExtensions.GetServiceGateway();

            sortingOrder             = SortingOrder.Descending;
            _httpTransportCollection = service.HttpTransport.GetAll();
            _httpTransportCollection.Sort(sortingOrder);
            propGridInput.SelectedObject = _httpTransportCollection;
            propGridInput.Refresh();
            lblItemCount.Text = _httpTransportCollection.Count.ToString();
        }