private void btnStockCount_Click(object sender, EventArgs e)
        {
            var newForm = new ScanForm(this, ScanForm.MODE.StockCount);

            newForm.ShowDialog();
        }
 private void btnStockMovement_Click(object sender, EventArgs e)
 {
     var newForm = new ScanForm(this, ScanForm.MODE.StockMovement);
     newForm.ShowDialog();
 }