Prado\Web\UI\TControl::setVisible PHP Method

    public function setVisible($value)
    {
        $this->setViewState('Visible', TPropertyValue::ensureBoolean($value), true);
    }

 /**
  * @param boolean whether this view is active.
  */
 public function setActive($value)
 {
     $value = TPropertyValue::ensureBoolean($value);
     $this->_active = $value;
     parent::setVisible($value);
 }