private void barButtonItem8_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            GetList(dt);
Nowy(list); //TUTAJ JUZ JEST NULL
        }
 private void barButtonItem9_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            ReadCsv();
        }

        public void ReadCsv()
        {
            System.IO.Stream myStream = null;
            //TWORZENIE TABELI NADANIE NAZW KOLUMNOWM
            System.Data.DataTable table = new System.Data.DataTable("produkt");
            table.Columns.Add("ST", typeof(String));
            table.Columns.Add("GE", typeof(String));
            table.Columns.Add("Boxes", typeof(String));
            table.Columns.Add("ManufDate", typeof(String));
            table.Columns.Add("ManufNumber", typeof(String));
            table.Columns.Add("Expireddate", typeof(String));
            table.Columns.Add("FROM", typeof(String));
            table.Columns.Add("TO", typeof(String));

            // ROZPOCZECIE ODCZYTU PLIKu

            //TWORZENIE OBIEKTU OKNA DO WYBORU PLIKU
            OpenFileDialog ofd = new OpenFileDialog();

            //USTAWIENIA FILTROWANIA PLIKOW
            ofd.InitialDirectory = "c:\\";
            ofd.Filter = "Excel Files|*.xls;*.xlsx;*.xlsm;*.txt;*.csv";
            ofd.FilterIndex = 2;
            ofd.Multiselect = false;
            // IEnumerable<Order> records;

            if (ofd.ShowDialog() == DialogResult.OK)
            {
                try
                {
                    if ((myStream = ofd.OpenFile()) != null)
                        using (myStream = ofd.OpenFile())
                        {
                            fileLocation = ofd.FileName;

                            //  StreamReader reader = new StreamReader(myStream,Encoding.Default, true);

                            IExcelDataReader excelReader = ExcelReaderFactory.CreateBinaryReader(myStream);

                            //// reader.IsFirstRowAsColumnNames
                            var conf = new ExcelDataSetConfiguration
                            {
                                ConfigureDataTable = _ => new ExcelDataTableConfiguration
                                {
                                    EmptyColumnNamePrefix = "duppppppp",
                                    FilterRow = rowReader => rowReader.Depth > 1,
                                    UseHeaderRow = true,
                                    ReadHeaderRow = (rowReader) =>
                                    {
                                        // F.ex skip the first row and use the 2nd row as column headers:
                                        rowReader.Read();
                                    },
                                }
                            };

                            var dataSet = excelReader.AsDataSet(conf);
                            table = dataSet.Tables[0];
                            gridControl1.DataSource = table;

                            //...
                        }

                }
                catch (FileNotFoundException)
                {
                    MessageBox.Show("FileNotFoundException");
                }
                catch (IOException)
                {
                    MessageBox.Show("IOException");
                }
                catch (OutOfMemoryException)
                {
                    MessageBox.Show("OutOfMemoryException");
                }
                finally
                {
                    dt = table;
                }
            }
        }

        public static List<Order> GetList(System.Data.DataTable dt)
        {
            //List<Order> list = dt.AsEnumerable().Select(x => new Order
            //{
            //    ST = (string)(x["ST"]),
            //    GE =(string)(x["GE"]),
            //      Boxes = (string)(x["Boxes"]),
            //    ManufDate = (string)(x["ManufDate"]),
            //    ManufNumber = (string)(x["ManufNumber"]),
            //    Expireddate = (string)(x["Expireddate"]),
            //    From = (string)(x["FROM"]),
            //    To = (string)(x["TO"]),
            //}).ToList();
            List<Order> list = new List<Order>();
            foreach (DataRow row in dt.Rows
            {
///Pokazuja sie wczytywane wartosci
                Order item = new Order();
                item.ST = row[0].ToString().TrimStart('S', 'T');
                item.GE = row[1].ToString();
                item.Boxes = row[2].ToString();
                item.ManufDate = row[3].ToString();
                item.ManufNumber = row[4].ToString();
                item.Expireddate = row[5].ToString();
                item.From = row[6].ToString();
                item.To = row[7].ToString();
                list.Add(item);
            }
            return list; //Zlicza i podaje count =36
        }