code: public function dragFile($row, $href, $label, $title, $icon, $attributes)
  	{
  		return '<button type="button" title="'.Contao\StringUtil::specialchars($title).'" '.$attributes.'>'.Contao\Image::getHtml($icon, $label).'</button> ';
  	}
docs: Return the drag file button
  
  @param array  $row
  @param string $href
  @param string $label
  @param string $title
  @param string $icon
  @param string $attributes
  
  @return string