C / C++ / MFC

void CMainFrame::DownloadProgress(long nProgress, long nProgressMax)
{
	RECT MyRect;
	m_wndStatusBar.GetItemRect(1, &MyRect);  

	if (m_bCreate == FALSE)
	{
		//Create the progress control
		m_Progress.Create(PBS_SMOOTH | WS_VISIBLE | WS_CHILD 
			, MyRect, &m_wndStatusBar , 1);
		
		m_Progress.SetRange(nProgress,nProgressMax); //Set the range
 		m_Progress.SetStep(1); // Set the step amount
		m_bCreate = TRUE;
	}

	for (int i = nProgress; i < nProgressMax; i++)
	{
			m_Progress.StepIt(); 
	}

}