public function updateFormFields(FieldList $fields, Controller $controller, $name, $context)
    {
        // Check Record Type:
        
        if ($context['Record'] instanceof Image) {
            
            // Update Field Objects:
            
            $fields->insertAfter(
                'ParentID',
                DropdownField::create(
                    'CropPriority',
                    _t(__CLASS__ . '.CROPPRIORITY', 'Crop priority'),
                    $this->getCropPriorityOptions()
                )
            );
            
        }
    }