private void btnBillPlease_Click(object sender, EventArgs e) { if (lbSubTotal.Text == "0") { frmMessageNotification ms = new frmMessageNotification(); frmMessageNotification.text = "Không có gì để thanh toán!"; ms.Show(); ms.btnConfirm.Click += (o, er) => { ms.Close(); }; ms.ptClose.Click += (o, er) => { ms.Close(); }; } else { btnConfirm.Visible = true; btnCancelAll.Visible = true; btnBillPlease.Visible = false; flpListOrder.Enabled = false; cbDiscount.Enabled = false; } }
private void btnHistory_Click(object sender, EventArgs e) { if (FoodListDAO.Instance.Load_Bill(lbCustomerCode.Text).Rows.Count > 0) { frmHistoryFoods frs = new frmHistoryFoods(lbCustomerCode.Text); frs.ShowDialog(); } else { frmMessageNotification ms = new frmMessageNotification(); frmMessageNotification.text = "Customers have not ordered!Please order and watch later!"; ms.Show(); ms.btnConfirm.Click += (o, er) => { ms.Close(); }; } }