public void unbind() {
if (bound) {
bound = false;
unbindModels();
onUnbind();
dirty.setDelegate(provider.dirty());
handlerRegistry.dispose();
binder.dispose();
validationBinder.dispose();
validationTree.dispose();
}
}
private <E> void addValidationHandler(final Field<E> field) {
final HasValidation validator = getValidator(field);
if (validator != null && field instanceof HasValueChangeHandlers) {
@SuppressWarnings("unchecked")
HandlerRegistration handlerRegistration =
((HasValueChangeHandlers<E>) field)
.addValueChangeHandler(
new ValueChangeHandler<E>() {
@Override
public void onValueChange(ValueChangeEvent<E> event) {
validator.validate();
}
});
handlerRegistry.add(handlerRegistration);
// TODO: listen to conditions of validation, then re-validate().
// But how?
}
}