Prado\Web\UI\ActiveControls\TValueTriggeredCallback::setDecayRate PHP Метод

    public function setDecayRate($value)
    {
        $decay = TPropertyValue::ensureFloat($value);
        if ($decay < 0) {
            throw new TConfigurationException('callback_decay_be_not_negative', $this->getID());
        }
        $this->setViewState('Decay', $decay);
    }