C / C++ / MFC

void CGAFormsView::OnMouseMove(UINT nFlags, CPoint point)
{
if (m_bDown == TRUE)
{
	int nYPos = CFPCF::_round(((m_nStartDragY - point.y)) + m_nStartScrollPosY);
	if (nYPos > GetScrollLimit(SB_VERT))
		nYPos = GetScrollLimit(SB_VERT);
	if (nYPos < 0)
		nYPos = 0;

	this->SetScrollPos(SB_VERT, nYPos, TRUE);
	this->RedrawWindow();
}
else
{
	::SetCursor(AfxGetApp()->LoadCursor (IDC_HAND_OPEN));
}
}

		int nIndex2 = m_wndToolBar1.GetToolBarCtrl().CommandToIndex(ID_COMBO1);
/*		if (!m_wndToolBar1.CreateComboBox(m_wndToolBar1.m_comboBox1, nIndex2, ID_COMBO1, 150, 100))
	{
		TRACE0("Failed to create toolbar's combobox\n");
		return -1;      // fail to create
	}
*/
		int nIndex = m_wndToolBar1.GetToolBarCtrl().CommandToIndex(ID_SLIDER1);
		if (!m_wndToolBar1.CreateSlider(m_wndToolBar1.m_slider1, nIndex, ID_SLIDER1, 100, 100))
	{
		TRACE0("Failed to create toolbar's slider\n");
		return -1;      // fail to create
	}


	    int nIndex1 = m_wndToolBar1.GetToolBarCtrl().CommandToIndex(ID_SLIDER2);

		if (!m_wndToolBar1.CreateSlider(m_wndToolBar1.m_slider2, nIndex1, ID_SLIDER2, 100, 100))
	{
		TRACE0("Failed to create toolbar's slider\n");
		return -1;      // fail to create
	}