public function BlockForm::form in Drupal 10
Same name and namespace in other branches
- 8 core/modules/block/src/BlockForm.php \Drupal\block\BlockForm::form()
- 9 core/modules/block/src/BlockForm.php \Drupal\block\BlockForm::form()
Gets the actual form array to be built.
Overrides EntityForm::form
See also
\Drupal\Core\Entity\EntityForm::processForm()
\Drupal\Core\Entity\EntityForm::afterBuild()
1 method overrides BlockForm::form()
- BlockEntitySettingTrayForm::form in core/
modules/ settings_tray/ src/ Block/ BlockEntitySettingTrayForm.php - Gets the actual form array to be built.
File
- core/
modules/ block/ src/ BlockForm.php, line 118
Class
- BlockForm
- Provides form for block instance forms.
Namespace
Drupal\blockCode
public function form(array $form, FormStateInterface $form_state) {
$entity = $this->entity;
// Store the gathered contexts in the form state for other objects to use
// during form building.
$form_state
->setTemporaryValue('gathered_contexts', $this->contextRepository
->getAvailableContexts());
$form['#tree'] = TRUE;
$form['settings'] = [];
$subform_state = SubformState::createForSubform($form['settings'], $form, $form_state);
$form['settings'] = $this
->getPluginForm($entity
->getPlugin())
->buildConfigurationForm($form['settings'], $subform_state);
$form['visibility'] = $this
->buildVisibilityInterface([], $form_state);
// If creating a new block, calculate a safe default machine name.
$form['id'] = [
'#type' => 'machine_name',
'#maxlength' => 64,
'#description' => $this
->t('A unique name for this block instance. Must be alpha-numeric and underscore separated.'),
'#default_value' => !$entity
->isNew() ? $entity
->id() : $this
->getUniqueMachineName($entity),
'#machine_name' => [
'exists' => '\\Drupal\\block\\Entity\\Block::load',
'replace_pattern' => '[^a-z0-9_.]+',
'source' => [
'settings',
'label',
],
],
'#required' => TRUE,
'#disabled' => !$entity
->isNew(),
];
// Theme settings.
if ($theme = $entity
->getTheme()) {
$form['theme'] = [
'#type' => 'value',
'#value' => $theme,
];
}
else {
$theme = $this
->config('system.theme')
->get('default');
$theme_options = [];
foreach ($this->themeHandler
->listInfo() as $theme_name => $theme_info) {
if (!empty($theme_info->status)) {
$theme_options[$theme_name] = $theme_info->info['name'];
}
}
$form['theme'] = [
'#type' => 'select',
'#options' => $theme_options,
'#title' => $this
->t('Theme'),
'#default_value' => $theme,
'#ajax' => [
'callback' => '::themeSwitch',
'wrapper' => 'edit-block-region-wrapper',
],
];
}
// Hidden weight setting.
$weight = $entity
->isNew() ? $this
->getRequest()->query
->get('weight', 0) : $entity
->getWeight();
$form['weight'] = [
'#type' => 'hidden',
'#default_value' => $weight,
];
// Region settings.
$entity_region = $entity
->getRegion();
$region = $entity
->isNew() ? $this
->getRequest()->query
->get('region', $entity_region) : $entity_region;
$form['region'] = [
'#type' => 'select',
'#title' => $this
->t('Region'),
'#description' => $this
->t('Select the region where this block should be displayed.'),
'#default_value' => $region,
'#required' => TRUE,
'#options' => system_region_list($form_state
->getValue('theme', $theme), REGIONS_VISIBLE),
'#prefix' => '<div id="edit-block-region-wrapper">',
'#suffix' => '</div>',
];
$form['#attached']['library'][] = 'block/drupal.block.admin';
return $form;
}