private void startManualEdit_Click(object sender, RoutedEventArgs e)
        {
            var order = this.GetCurrentSelectedModel();

            if (order == null)
            {
                return;
            }
            OrderCommentAndFlagEditWindow or = new OrderCommentAndFlagEditWindow {
                Flag = order.Source.PopFlag, Comment = order.Source.PopSellerComment
            };

            if (or.ShowDialog().Value)
            {
                this.UpdateOrder(order, or.Flag, or.Comment, false);
            }
        }
        private void historyStartManualEdit_Click(object sender, RoutedEventArgs e)
        {
            if (this.dgvHistoryItem.SelectedCells.Count < 1)
            {
                return;
            }
            var order = this.dgvHistoryItem.SelectedCells[0].Item as OrderViewModel;

            if (order == null)
            {
                return;
            }
            OrderCommentAndFlagEditWindow or = new OrderCommentAndFlagEditWindow {
                Flag = order.OrderFlag, Comment = order.PopSellerComment
            };

            if (or.ShowDialog().Value)
            {
                this.UpdateOrder(order, or.Flag, or.Comment);
            }
        }