formLayout.setWidget(3, 1, formFieldComponent8);
formLayout.setWidget(4, 0, formFieldComponent9);
formLayout.setWidget(4, 1, formFieldComponent10);
final PButton validateButton = new PButton("Validate");
validateButton.addClickHandler(new PClickHandler() {
@Override
public void onClick(final PClickEvent clickEvent) {
final boolean isValid = form.isValid();
PNotificationManager.showTrayNotification("The form is valid? " + (isValid ? "YES" : "NO"));