Method setEnabled

tests/cpp-tests/Source/VibrateTest/VibrateTest.cpp:63–74

    }

    void setEnabled(bool enabled)
    {
        _enabled = enabled;
        if (_enabled)
        {
            this->setColor(Color3B::WHITE);
        }
        else
        {
            this->setColor(Color3B::GRAY);
        }
    }

private:
    TextButton()