src/PeskyCMF/Scaffold/DataGrid/DataGridConfig.php
public function setIsBulkItemsEditingAllowed($isAllowed) {
        $this->allowBulkItemsEditing = (bool)$isAllowed;
        $this->setMultiRowSelection(true);
        return $this;
    }
public function setIsBulkItemsEditingAllowed($isAllowed) {
        $this->allowBulkItemsEditing = (bool)$isAllowed;
        $this->setMultiRowSelection(true);
        return $this;
    }
Bulk editable columns provided via FormConfig->setBulkEditableColumns() or FormConfig->addBulkEditableColumns()
@param bool $isAllowed - default: false
@return $this