code: public function generate()
  	{
  		if (TL_MODE == 'BE')
  		{
  			$objTemplate = new BackendTemplate('be_wildcard');
  			$objTemplate->wildcard = '### ' . Utf8::strtoupper($GLOBALS['TL_LANG']['FMD']['listing'][0]) . ' ###';
  			$objTemplate->title = $this->headline;
  			$objTemplate->id = $this->id;
  			$objTemplate->link = $this->name;
  			$objTemplate->href = 'contao/main.php?do=themes&amp;table=tl_module&amp;act=edit&amp;id=' . $this->id;
  
  			return $objTemplate->parse();
  		}
  
  		// Return if the table or the fields have not been set
  		if ($this->list_table == '' || $this->list_fields == '')
  		{
  			return '';
  		}
  
  		// Disable the details page
  		if (Input::get('show') && $this->list_info == '')
  		{
  			return '';
  		}
  
  		// Fallback to the default template
  		if ($this->list_layout == '')
  		{
  			$this->list_layout = 'list_default';
  		}
  
  		$this->strTemplate = $this->list_layout;
  
  		$this->list_where = $this->replaceInsertTags($this->list_where, false);
  		$this->list_info_where = $this->replaceInsertTags($this->list_info_where, false);
  
  		return parent::generate();
  	}
docs: Display a wildcard in the back end
  
  @return string