MainContentRendererInterface

class \Drupal\Core\Render\MainContent\AjaxRenderer implements \Drupal\Core\Render\MainContent\MainContentRendererInterface
class \Drupal\Core\Render\MainContent\DialogRenderer implements \Drupal\Core\Render\MainContent\MainContentRendererInterface
class \Drupal\Core\Render\MainContent\HtmlRenderer implements \Drupal\Core\Render\MainContent\MainContentRendererInterface
class \Drupal\Core\Render\MainContent\ModalRenderer extends \Drupal\Core\Render\MainContent\DialogRenderer
class \Drupal\Core\Render\MainContent\OffCanvasRenderer extends \Drupal\Core\Render\MainContent\DialogRenderer