public void UpdateCustomer()
{
frmCustomerDetail customerDetail = new frmCustomerDetail(false, form);
//get customer detail from frmSaleManager
customerDetail.setCustomerId(form.getCustomerId().Text);
customerDetail.getCustomerName().Text = form.getCustomerName().Text;
customerDetail.getCustomerPhone().Text = form.getCustomerPhone().Text;
customerDetail.getAddress().Text = form.getCustomerAddress().Text;
//show customerDetail form
DialogResult r = customerDetail.ShowDialog();
}
public void AddCustomer()
{
frmCustomerDetail customerDetail = new frmCustomerDetail(true, form);
DialogResult r = customerDetail.ShowDialog();
}