/**
* {@inheritdoc}
*/
public function buildForm(array $form, FormStateInterface $form_state, PageInterface $page = NULL, $display_variant_id = NULL, $block_id = NULL)
{
$this->page = $page;
$this->displayVariant = $this->page->getVariant($display_variant_id);
$this->block = $this->displayVariant->getBlock($block_id);
return parent::buildForm($form, $form_state);
}
/**
* {@inheritdoc}
*/
public function validateForm(array &$form, FormStateInterface $form_state)
{
// The page might have been serialized, resulting in a new display variant
// collection. Refresh the display variant and block objects.
$this->displayVariant = $this->page->getVariant($form_state->get('display_variant_id'));
$this->block = $this->displayVariant->getBlock($form_state->get('block_id'));
$settings = (new FormState())->setValues($form_state->getValue('settings'));
// Call the plugin validate handler.
$this->block->validateConfigurationForm($form, $settings);
// Update the original form values.
$form_state->setValue('settings', $settings->getValues());
}
