function ActionAjaxTest::buildConfigurationForm

Overrides PluginFormInterface::buildConfigurationForm

File

core/modules/action/tests/action_form_ajax_test/src/Plugin/Action/ActionAjaxTest.php, line 47

Class

ActionAjaxTest

Plugin used for testing AJAX in action config entity forms.

Namespace

Code

public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
    $having_a_party = $form_state->getValue('having_a_party', !empty($this->configuration['party_time']));
    $form['having_a_party'] = [
        '#type' => 'checkbox',
        '#title' => $this->t('Are we having a party?'),
        '#ajax' => [
            'wrapper' => 'party-container',
            'callback' => [
                $this,
                'partyCallback',
            ],
        ],
        '#default_value' => $having_a_party,
    ];
    $form['container'] = [
        '#type' => 'container',
        '#prefix' => '<div id="party-container">',
        '#suffix' => '</div>',
    ];
    if ($having_a_party) {
        $form['container']['party_time'] = [
            '#type' => 'textfield',
            '#title' => $this->t('Party time'),
            '#default_value' => $this->configuration['party_time'],
        ];
    }
    return $form;
}