/**
  * Método responsável por renderizar a view.
  * @param string $viewName Título da view.
  * @param Layout $layout Objeto com as opções de layout.
  */
 public function render($viewName, Layout $layout)
 {
     $this->_viewFileName = $viewName;
     $layoutFilePath = "../app/views/layout/layout.phtml";
     $this->_layout = $layout;
     if ($layout->getEnableLayout() && file_exists($layoutFilePath)) {
         require_once $layoutFilePath;
     } else {
         $this->getContent();
     }
 }