private void tsbedit_Click(object sender, EventArgs e)
 {
     if (gridView1.RowCount > 0)
     {
         string             guid = ((DataRowView)(gridView1.GetFocusedRow())).Row[0].ToString();
         frmInitialGoodsAdd frmInitialGoodsAdd = new frmInitialGoodsAdd();
         frmInitialGoodsAdd.EditBill(guid);
     }
 }
        private void btnAdd_Click(object sender, EventArgs e)
        {
            frmInitialGoodsAdd frmInitialGoodsAdd = new frmInitialGoodsAdd();

            frmInitialGoodsAdd.AddBill();
        }