function Callbacks::checkboxCallback

Ajax callback triggered by checkbox.

File

core/modules/system/tests/modules/ajax_forms_test/src/Callbacks.php, line 51

Class

Callbacks

Simple object for testing methods as Ajax callbacks.

Namespace

Code

public function checkboxCallback($form, FormStateInterface $form_state) {
    $response = new AjaxResponse();
    $response->addCommand(new HtmlCommand('#ajax_checkbox_value', $form_state->getValue('checkbox') ? 'checked' : 'unchecked'));
    $response->addCommand(new DataCommand('#ajax_checkbox_value', 'form_state_value_select', (int) $form_state->getValue('checkbox')));
    return $response;
}