private void BtnDelete_Click(object sender, EventArgs e) { try { if (!Global.ComboNull(CboEmail)) { throw new Exception("Select Email address"); } loyalcustomer = new LoyalCustomer(); loyalcustomer.Email = CboEmail.Text; loyalcustomer.CustomerId = Convert.ToInt32(CboEmail.SelectedValue); bool flag = loyalcustomer.DeleteLoyalCustomer(); if (flag == true) { LoadLoyalCustomerCbo(); MessageBox.Show("Selected loyal customer is deleted"); } else { MessageBox.Show("Email address does not exist"); } } catch (Exception ex) { MessageBox.Show(ex.Message); } }
private void LoadCustomerCbo() { loyalcustomer = new LoyalCustomer(); CboLoyalcustomer.DisplayMember = "Email"; CboLoyalcustomer.ValueMember = "LoyalCustomerId"; CboLoyalcustomer.DataSource = loyalcustomer.GetLoyalCustomer().Tables["LoyalCustomer"]; }
private void BtnAddcust_Click(object sender, EventArgs e) { try { if (!Global.InputHandle(TxtEmail)) { throw new Exception("Enter Email address"); } if (!Global.IsValidEmail(TxtEmail.ToString())) { throw new Exception("Invalid Email address"); } loyalcustomer = new LoyalCustomer(); loyalcustomer.Email = TxtEmail.Text; bool flag = loyalcustomer.AddLoyalCustomer(); if (flag == true) { MessageBox.Show("Loyal Customer added"); TxtEmail.Text = ""; } else { MessageBox.Show("Email address already exist"); } } catch (Exception ex) { MessageBox.Show(ex.Message); } }
private void CboLoyalcustomer_SelectedIndexChanged(object sender, EventArgs e) { if (CboLoyalcustomer.SelectedIndex != -1) { loyalcustomer = new LoyalCustomer(); loyalcustomer.CustomerId = Convert.ToInt32(CboLoyalcustomer.SelectedValue); string points = loyalcustomer.GetCustomerPoints().Rows[0][0].ToString(); LblPoints.Text = points; } }