LAB15 การเพิ่ม slider control ใน Dialog based Application

SliderCtrl *slider;
slider = (CSliderCtrl*) pScrollBar;
if(slider == &m_slider)
{
UpdateData(TRUE);
m_value = m_slider1;
UpdateData(FALSE);
}
CDialog::OnHScroll(nSBCode, nPos, pScrollBar);