//btn delete order and orderdetails COMPITED private async void btnDeleteOrder_Click(object sender, EventArgs e) { if (dataOrderByTimeOrID.SelectedRows.Count == 1) { DialogResult result = MessageBox.Show("ایا مطمن هستید ؟", "WARNING", MessageBoxButtons.YesNo, MessageBoxIcon.Warning); if (result == DialogResult.Yes) { Orders tempOrder; tempOrder = (Orders)dataOrderByTimeOrID.SelectedRows[0].DataBoundItem; await ControlerMethods.DeleteOrderAsync(tempOrder); btnSearchOrders_Click(sender, e); } } else { MessageBox.Show("لطفا یک سطر را انتخاب نمایید " + "\n", "خطا", MessageBoxButtons.OK, MessageBoxIcon.Error); } }