function AjaxFormsTestValidationForm::buildForm

Overrides FormInterface::buildForm

File

core/modules/system/tests/modules/ajax_forms_test/src/Form/AjaxFormsTestValidationForm.php, line 25

Class

AjaxFormsTestValidationForm

Form builder: Builds a form that triggers a simple AJAX callback.

Namespace

Code

public function buildForm(array $form, FormStateInterface $form_state) {
    $form['driver_text'] = [
        '#title' => $this->t('AJAX-enabled textfield.'),
        '#description' => $this->t("When this one AJAX-triggers and the spare required field is empty, you should not get an error."),
        '#type' => 'textfield',
        '#default_value' => $form_state->getValue('driver_text', ''),
        '#ajax' => [
            'callback' => 'ajax_forms_test_validation_form_callback',
            'wrapper' => 'message_area',
            'method' => 'replaceWith',
        ],
        '#suffix' => '<div id="message_area"></div>',
    ];
    $form['driver_number'] = [
        '#title' => $this->t('AJAX-enabled number field.'),
        '#description' => $this->t("When this one AJAX-triggers and the spare required field is empty, you should not get an error."),
        '#type' => 'number',
        '#default_value' => $form_state->getValue('driver_number', ''),
        '#ajax' => [
            'callback' => 'ajax_forms_test_validation_number_form_callback',
            'wrapper' => 'message_area_number',
            'method' => 'replaceWith',
        ],
        '#suffix' => '<div id="message_area_number"></div>',
    ];
    $form['spare_required_field'] = [
        '#title' => $this->t("Spare Required Field"),
        '#type' => 'textfield',
        '#required' => TRUE,
    ];
    $form['submit'] = [
        '#type' => 'submit',
        '#value' => $this->t('Submit'),
    ];
    return $form;
}