private void btn_cs_signin_Click(object sender, EventArgs e) { Customer customer = new Customer(); customer.SetName(txtb_cs_Username.Text); customer.SetPassword(txtb_cs_Password.Text); customer.SetTelephone_number(txtbMasked_cs_telephone.Text); customer.SetBirth_date(dTP_cs_BirthDate.Value); customer.SetImage(pictureBox_cs.ImageLocation); if (form_is_valid(customer)) { if (DbCustomer.db_AddNewCustomer(customer)) { DbCustomer.assign_ActiveUSer(customer); OpenPage.ActiveForm.Close(); } } else { return; } }