private void frmPartNumberList_Load(object sender, EventArgs e)
{
PartnumberCollection pnc = new PartnumberCollection();
DataTable dt = pnc.GeneratePartNumberCollection();
LoadPartNumbersFromFiles();
gridControl1.DataSource = dt;
gridView1.Columns["Carmodel"].Group();
gridView1.Columns["Model"].Group();
gridView1.Columns["ECU type"].Group();
gridView1.BestFitColumns();
}