private void addButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_addButtonActionPerformed
        controller.handleCustomerAdd(CustomerNameTextField.getText(),
            CustomerSurnameTextField.getText(),
            Integer.parseInt(CustomerIdTextField.getText()));
        close();
        System.out.println("clicked");
    }//GEN-LAST:event_addButtonActionPerformed