storeManager = $storeManager; $this->imageHelper = $imageHelper; parent::__construct($context, $data); } /** * @param Entity $row * @return string */ public function render(\Magento\Framework\DataObject $row) { if (!$row->getData($this->getColumn()->getIndex())) { return ''; } $this->imageHelper->init($row, $this->getColumn()->getIndex()); $this->imageHelper->setWidth(100); $this->imageHelper->setHeight(100); $url = $this->imageHelper->getUrl(); return $url ? '' : ''; } }