/**
* Constructor
*
* @param ContextInterface $context
* @param DataProviderInterface $dataProvider
* @param array $components
* @param array $data
*/
public function __construct(ContextInterface $context, DataProviderInterface $dataProvider, array $components = [], array $data = [])
{
$this->dataProvider = $dataProvider;
$context->setDataProvider($dataProvider);
parent::__construct($context, $components, $data);
}