class SystemMainBlock

Provides a 'Main page content' block.

Plugin annotation

@Block(
  id = "system_main_block",
  admin_label = @Translation("Main page content"),
  forms = {
    "settings_tray" = FALSE,
  },
)

Hierarchy

• class \Drupal\Component\Plugin\PluginBase extends \Drupal\Component\Plugin\PluginInspectionInterface, \Drupal\Component\Plugin\DerivativeInspectionInterface
  • class \Drupal\Core\Plugin\PluginBase uses \Drupal\Core\StringTranslation\StringTranslationTrait, \Drupal\Core\DependencyInjection\DependencySerializationTrait, \Drupal\Core\Messenger\MessengerTrait implements \Drupal\Component\Plugin\PluginBase
    • class \Drupal\Core\Block\BlockBase extends \Drupal\Core\Block\BlockPluginInterface, \Drupal\Core\Plugin\PluginWithFormsInterface, \Drupal\Core\Plugin\PreviewAwarePluginInterface, \Drupal\Core\Render\PreviewFallbackInterface, \Drupal\Core\Plugin\ContextAwarePluginInterface uses \Drupal\Core\Block\BlockPluginTrait, \Drupal\Core\Plugin\ContextAwarePluginTrait, \Drupal\Core\Plugin\ContextAwarePluginAssignmentTrait implements \Drupal\Core\Plugin\PluginBase
      • class \Drupal\system\Plugin\Block\SystemMainBlock extends \Drupal\Core\Block\MainContentBlockPluginInterface implements \Drupal\Core\Block\BlockBase

Expanded class hierarchy of SystemMainBlock

File

core/modules/system/src/Plugin/Block/SystemMainBlock.php, line 19

Namespace

class SystemMainBlock extends BlockBase implements MainContentBlockPluginInterface {
  
  /**
   * The render array representing the main page content.
   *
   * @var array
   */
  protected $mainContent;
  
  /**
   * {@inheritdoc}
   */
  public function setMainContent(array $main_content) {
    $this->mainContent = $main_content;
  }
  
  /**
   * {@inheritdoc}
   */
  public function build() {
    return $this->mainContent;
  }

}