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A comprehensive CE class library to replace ATL and MFC

, 4 Oct 2000
A collection of classes for CE that do not use ATL or MFC, plus an FTP client, database viewer, and sample application that solves beam deflection equations.
kgwince-old.zip
WinCe
BeamEx
app.ico
BeamEx.dsp
BeamEx.dsw
BeamEx.ini
BeamEx.plg
bitmap1.bmp
bmp00001.bmp
bmp00002.bmp
calc.bmp
calc16.bmp
circ_cross.ico
cir_cross.ico
cross_4.ico
help16.bmp
help4.bmp
ico00001.ico
ico00002.ico
ico00005.ico
ico00008.ico
ico00009.ico
ico00010.ico
icon1.ico
icon2.ico
icon4.ico
id_downl.bmp
Install
BeamEx.inf
BeamEx.ini
BeamEx.MIPS_PPCBW.CAB
BeamEx.MIPS_PPCColor.CAB
BeamEx.SH3_PPCColor.CAB
Setup.exe
i_cross.ico
l_cross.ico
magenic.ico
mssccprj.scc
obl_corss.ico
obl_cross.ico
options.bmp
options1.bmp
ping16.bmp
rect_cross.ico
scene_5.ico
scene_6.ico
tri_cross.ico
vssver.scc
CeLib
CeLabel.inl
CeLib.aps
CeLib.dsp
CeLib.dsw
CeLib.old
CeLib.plg
CeLib.vcp
CeMisc.inl
CeProperty.inl
CeTab.inl
CeWnd.inl
mssccprj.scc
vssver.scc
WinLib.dsp
WinLib.dsw
dbView
bitmap1.bmp
bmp00001.bmp
db5.bmp
dbView.aps
DbView.dsp
dbView.dsw
dbView.old
dbView.plg
DbView.vcp
deldb.bp2
deldb5.bmp
delrec.bp2
delrecor.bmp
help16.bmp
help4.bmp
icon1.ico
icon2.ico
Install
dbView.inf
dbView.ini
Setup.exe
magenic.bmp
magenic.ico
mssccprj.scc
vssver.scc
ftpView
appicon.ico
bitmap1.bmp
bitmap2.bmp
bitmap3.bmp
bitmap4.bmp
bmp00001.bmp
bmp00002.bmp
db5.bmp
deldb.bp2
delrec.bp2
FtpView.dsp
ftpView.dsw
FtpView.old
ftpView.plg
FtpView.vcl
FtpView.vcp
help16.bmp
help4.bmp
ico00001.ico
ico00002.ico
ico171.ico
ico35.ico
icon1.ico
icon2.ico
imagelis.bmp
IMAGES.bmp
Install
ftpView.inf
ftpView.ini
Setup.exe
vssver.scc
magenic.bmp
magenic.ico
mssccprj.scc
options.bmp
options1.bmp
seperato.bmp
vssver.scc
Setup
ico101.ico
Setup.aps
Setup.dsp
setup.ico
Setup.plg
WinCe.dsw
WinLib.dsw
kgwince.zip
app.ico
BeamEx.dsp
BeamEx.dsw
BeamEx.ini
BeamEx.plg
BeamEx.vcl
BeamEx.vcp
bitmap1.bmp
bmp00001.bmp
bmp00002.bmp
calc.bmp
calc16.bmp
circ_cross.ico
cir_cross.ico
cross_4.ico
help16.bmp
help4.bmp
ico00001.ico
ico00002.ico
ico00005.ico
ico00008.ico
ico00009.ico
ico00010.ico
icon1.ico
icon2.ico
icon4.ico
id_downl.bmp
BeamEx.inf
BeamEx.ini
Setup.exe
i_cross.ico
l_cross.ico
magenic.ico
mssccprj.scc
obl_corss.ico
obl_cross.ico
options.bmp
options1.bmp
ping16.bmp
rect_cross.ico
scene_5.ico
scene_6.ico
tri_cross.ico
vssver.scc
CeFtp.vcp
CeFtp.vcw
CeLabel.inl
CeLib.aps
CeLib.dsp
CeLib.dsw
CeLib.plg
CeLib.vcl
CeLib.vcp
CeMisc.inl
CeProperty.inl
CeTab.inl
CeWnd.inl
mssccprj.scc
vssver.scc
WinLib.dsp
WinLib.dsw
bitmap1.bmp
bitmap2.bmp
bmp00001.bmp
db5.bmp
DbView.dsp
dbView.dsw
dbView.plg
DbView.vcl
DbView.vcp
deldb.bp2
deldb5.bmp
delrec.bp2
delrecor.bmp
help16.bmp
help4.bmp
icon1.ico
icon2.ico
dbView.inf
dbView.ini
Setup.exe
magenic.bmp
magenic.ico
menu1_5.bmp
mssccprj.scc
vssver.scc
appicon.ico
bitmap1.bmp
bitmap2.bmp
bitmap3.bmp
bitmap4.bmp
bmp00001.bmp
bmp00002.bmp
db5.bmp
deldb.bp2
delrec.bp2
FtpView.dsp
ftpView.dsw
ftpView.plg
FtpView.vcl
FtpView.vcp
FtpView.vcw
help16.bmp
help4.bmp
ico00001.ico
ico00002.ico
ico171.ico
ico35.ico
icon1.ico
icon2.ico
imagelis.bmp
IMAGES.bmp
ftpView.inf
ftpView.ini
Setup.exe
vssver.scc
magenic.bmp
magenic.ico
mssccprj.scc
newmenu.bmp
options.bmp
options1.bmp
rcdata1.bin
seperato.bmp
toolbar1.bmp
vssver.scc
WinCe.dsw
WinCe.vcw
#include "StdAfx.h"

#include "CeWnd.h"
#include "CeDialog.h"
#include "CeMisc.h"
#include "CeString.h"

#ifdef IDC_STATIC
#undef IDC_STATIC
#endif
#define IDC_STATIC		(65535)		// all static controls

CeSet<HWND, HWND> CeDialog::m_setModeless;

///////////////////////////////////////////////////////////////////////////////
//
// CeDialog - Dialog implementation class
//
///////////////////////////////////////////////////////////////////////////////

bool CeDialog::IsDialogMsg(MSG* pMsg)
{
	HWND hWnd;
	for (POSITION pos = m_setModeless.GetStartPosition(); NULL != pos; )
	{
		m_setModeless.GetNextAssoc(pos, hWnd);

		if (::IsDialogMessage(hWnd, pMsg))
			return true;
	}

	return false;
}

/*static*/
BOOL CALLBACK CeDialog::DlgProc(HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
	CeDialog* pDlg = (CeDialog*) ::GetWindowLong(hDlg, DWL_USER);

//	TRACE(_T("pDlg = %x, hDlg = %x, uMsg = 0x%x, wParam = %x, lParam = %x\n"), pDlg, hDlg, uMsg, wParam, lParam);

	if (NULL == pDlg)
	{
		if (WM_INITDIALOG == uMsg)
		{
			pDlg = (CeDialog*) lParam;
			CHW_ASSERT(ISVALIDPTR(pDlg, sizeof *pDlg));

			::SetWindowLong(hDlg, DWL_USER, (LONG) pDlg);
			pDlg->OnFirstMessage(hDlg);
			pDlg->m_hWnd = hDlg;
		}
		else
		{
			//
			// we don't know ANYTHING about this window
			// this normally happens for the WM_SETFONT and 0x210 messages
			//
			//TRACE0("WARNING: Received dialog message from UNKNOWN WINDOW\n");
			return FALSE;
		}
	}
	else
	{
		CHW_ASSERT(ISVALIDPTR(pDlg, sizeof *pDlg));
		CHW_ASSERT(pDlg->m_hWnd == hDlg);
	}

	// keep message for default call
	pDlg->m_cemsg.hwnd = hDlg;
	pDlg->m_cemsg.uMsg = uMsg;
	pDlg->m_cemsg.wParam = wParam;
	pDlg->m_cemsg.lParam = lParam;

	bool bHandled = false;		// not handled by default

//	LRESULT lResult = 0;

	// encapsulate external calls in exception handlers, CE doesn't do a 
	// good job of showing exception conditions in the UI
	__try
	{
		//
		// dialog procs differ from windows procs in the result value
		// returned, save the result of the message handling and set that value
		// as the DWL_MSGRESULT, return wether it was handled or not
		// winprocs just return the value instead
		//
		LRESULT lResult = pDlg->ProcessMessage(uMsg, wParam, lParam, bHandled);

		if (bHandled)
		{
			//
			// for these messages just return, no need to set the DWL_MSGRESULT
			//
			switch (uMsg)
			{
			case WM_COMPAREITEM:
			case WM_VKEYTOITEM:
			case WM_CHARTOITEM:
			case WM_INITDIALOG:
			case WM_QUERYDRAGICON:
			case WM_CTLCOLORMSGBOX:
			case WM_CTLCOLOREDIT:
			case WM_CTLCOLORLISTBOX:
			case WM_CTLCOLORBTN:
			case WM_CTLCOLORDLG:
			case WM_CTLCOLORSCROLLBAR:
			case WM_CTLCOLORSTATIC:
				return lResult;
			}

			// set this immeaditely before returning or we may get trounced by another call
			pDlg->SetWindowLong(DWL_MSGRESULT, lResult);
		}
		else
		{
			//pDlg->Default();
			//bHandled = true;
		}

		if (_LAST_WM_MESSAGE == uMsg)
		{
			// we received the LAST message we're going to to get
			// unsubclass the window
			if (NULL != pDlg->m_lpfnOldWndProc)
				::SetWindowLong(pDlg->m_hWnd, DWL_DLGPROC, (LONG) pDlg->m_lpfnOldWndProc);

			// reset the user data (this pointer)
			::SetWindowLong(pDlg->m_hWnd, DWL_USER, 0);

			// clear out window handle
			pDlg->m_hWnd = NULL;

			// allow derived classes to clean up after window is destroyed
			pDlg->OnFinalMessage(hDlg);
		}
	}
    __except (EXCEPTION_EXECUTE_HANDLER)
	{
		::MessageBox(NULL,
			_T("Window message termainated abnormally by an exception"),
			_T("Fatal"), MB_OK | MB_ICONSTOP);
	}

	// good-bye
	return bHandled;
}


CeDialog::CeDialog(LPCTSTR lpTemplateName)
{
	m_lpTemplateName = lpTemplateName;
	m_bModal = false;
}


CeDialog::CeDialog(UINT nDlgID)
{
	m_lpTemplateName = MAKEINTRESOURCE(nDlgID);
	m_bModal = false;
}

CeDialog::~CeDialog()
{
	if (! m_bModal)
		m_setModeless.RemoveKey(m_hWnd);
}


BOOL CeDialog::Create(LPCTSTR lpTemplateName, HWND hWndParent, HINSTANCE hInst)
{
	CHW_ASSERT(NULL == m_hWnd);			// don't create twice
	CHW_ASSERT(hWndParent != NULL);		// need a parent/owner for modeless/child dialogs

	m_bModal = false;

	if (NULL == lpTemplateName)
		lpTemplateName = m_lpTemplateName;

	if (hInst == NULL)
		// use the applications instance if the user didn't specify
		hInst = CeGetAppInstance();

	CHW_ASSERT(NULL != hInst);
	CHW_ASSERT(NULL != lpTemplateName);

	HWND hDlg = ::CreateDialogParam(hInst,
		lpTemplateName,
		hWndParent,
		(DLGPROCCAST) DlgProc,
		(LPARAM) this);

	m_setModeless.AddKey(m_hWnd);
	return (hDlg != NULL && hDlg == m_hWnd);
}

int CeDialog::DoModal(LPCTSTR lpTemplateName, HWND hWndParent, HINSTANCE hInst)
{
	CHW_ASSERT(NULL == m_hWnd);

	m_bModal = true;

	if (NULL == lpTemplateName)
		lpTemplateName = m_lpTemplateName;

	if (hInst == NULL)
		// use the applications instance if the user didn't specify
		hInst = CeGetAppInstance();

	if (hWndParent == NULL)
		// use the main/app window if not specified
		hWndParent = CeGetAppWindow();
	else if (::GetWindowLong(hWndParent, GWL_STYLE) & WS_CHILD)
		hWndParent = GetTopLevelWindow();

	CHW_ASSERT(NULL != hInst);
	CHW_ASSERT(NULL != lpTemplateName);
	CHW_ASSERT(NULL != hWndParent);

	return ::DialogBoxParam(hInst,
		lpTemplateName,
		hWndParent,
		(DLGPROCCAST) DlgProc,
		(LPARAM) this);
}


///////////////////////////////////////////////////////////////////////////////
//
// Default - Calls either the default window procedure or the
//           subclassed window procedure for the active message
//
///////////////////////////////////////////////////////////////////////////////
LRESULT CeDialog::Default()
{
	if (m_lpfnOldWndProc)
	{
		// we subclassed somebody elses dialog proc
#ifdef STRICT
		return ::CallWindowProc((WNDPROC) m_lpfnOldWndProc, m_cemsg.hwnd,
			m_cemsg.uMsg, m_cemsg.wParam, m_cemsg.lParam);
#else
		return ::CallWindowProc((FARPROC) m_lpfnOldWndProc, m_cemsg.hwnd,
			m_cemsg.uMsg, m_cemsg.wParam, m_cemsg.lParam);
#endif
	}
	else
		return FALSE;
}

///////////////////////////////////////////////////////////////////////////////
//
// CeDialog::ProcessMessage - 
//
///////////////////////////////////////////////////////////////////////////////
LRESULT CeDialog::ProcessMessage(UINT uMsg, WPARAM wParam, LPARAM lParam, bool& bHandled)
{
	LRESULT lRet = 0;

	switch (uMsg)
	{
	case WM_INITDIALOG:
		bHandled = true;
		return OnInitDialog();
		break;

	case WM_COMMAND:
		switch (LOWORD(wParam))
		{
			// In Windows CE (starting with 3.0) you no longer
			// get a BN_CLICKED, instead you get the control ID
			// and a 0x1000 

			case IDCANCEL:
				//if (HIWORD(wParam) == BN_CLICKED)
				OnCancel();
				bHandled = true;
				break;

			case IDOK:
				//if (HIWORD(wParam) == BN_CLICKED)
				OnOK();
				bHandled = true;
				break;

			case IDC_STATIC:
				if (HIWORD(wParam) == STN_CLICKED)
				{
					HWND hStatic = (HWND) lParam;
					HWND hNext = ::GetWindow(hStatic, GW_HWNDNEXT);

					CeString str(hStatic), strNext(hNext);
					TRACE(_T("%s / %s\n"), (LPCTSTR) str, (LPCTSTR) strNext);

					if (hNext != NULL)
						SendMessage(WM_NEXTDLGCTL, (WPARAM) hNext, MAKELPARAM(TRUE, 0)); 
				}
				bHandled = true;
				break;

			default:
				lRet = OnCommand(wParam, lParam, bHandled);
		}
		return FALSE;

	default:
		lRet = CeMsgWnd::ProcessMessage(uMsg, wParam, lParam, bHandled);
		break;
	}

	return lRet;
}

///////////////////////////////////////////////////////////////////////////////
//
// Dialog message virtual functions
//
///////////////////////////////////////////////////////////////////////////////

// special message, handled by default
BOOL CeDialog::OnInitDialog()
{
	if (m_bModal)
		CenterWindow();

	return TRUE;
}

void CeDialog::OnCancel()
{
	if (m_bModal)
		EndDialog(IDCANCEL);

	TRACE0("CeDialog: OnCancel()\n");
}

void CeDialog::OnOK()
{
	if (m_bModal)
		EndDialog(IDOK);

	TRACE0("CeDialog: OnOK()\n");
}


///////////////////////////////////////////////////////////////////////////////
//
//
//
///////////////////////////////////////////////////////////////////////////////
BOOL CeScrollDialog::OnInitDialog() 
{
	CeDialog::OnInitDialog();
	
	CeRect rect;
	GetClientRect(&rect);
	m_cxOrig = rect.Width();
	m_cyOrig = rect.Height();
	
	m_bVertSBVisible = FALSE;
	m_bHorzSBVisible = FALSE;
	
	m_bInit = TRUE;
	
	// adjust window size, if desired by caller
	if (0 != m_nWidth || 0 != m_nHeight)
	{
		CeRect rect;
		int nSBVWidth = ::GetSystemMetrics(SM_CXVSCROLL);
		int nSBHHeight = ::GetSystemMetrics(SM_CYHSCROLL);
		
		GetWindowRect(&rect);
		
		int nWidth  = (0 == m_nWidth ? rect.Width() + nSBVWidth : m_nWidth);
		int nHeight = (0 == m_nHeight ? rect.Height() + nSBHHeight : m_nHeight);
		
		MoveWindow(rect.TopLeft().x, rect.TopLeft().y, nWidth, nHeight);
	}
	
	return TRUE;
}

///////////////////////////////////////////////////////////////////////////////
//
//
//
///////////////////////////////////////////////////////////////////////////////
LRESULT CeScrollDialog::OnMessage(UINT uMsg, WPARAM wParam, LPARAM lParam, bool& bHandled)
{
	switch (uMsg)
	{
	case WM_VSCROLL:
		bHandled = true;
		OnVScroll((int)LOWORD(wParam), (short)HIWORD(wParam), (HWND) lParam);
		break;

	case WM_HSCROLL:
		bHandled = true;
		OnHScroll((int)LOWORD(wParam), (short)HIWORD(wParam), (HWND) lParam);
		break;
	}

	return 0;
}


int CeScrollDialog::SetScrollInfo(int fnBar, int nMin, int nMax, int nPage)
{
	SCROLLINFO scrollinfo;
	
	scrollinfo.cbSize = sizeof(scrollinfo);
	scrollinfo.fMask = SIF_PAGE | SIF_RANGE;
	scrollinfo.nMin = nMin;
	scrollinfo.nMax = nMax;
	scrollinfo.nPage = nPage; 
	
	return CeDialog::SetScrollInfo(fnBar, &scrollinfo);
}


///////////////////////////////////////////////////////////////////////////////
//
//
//
///////////////////////////////////////////////////////////////////////////////
void CeScrollDialog::OnSize(UINT nType, int cx, int cy, bool& bHandled) 
{
	CeDialog::OnSize(nType, cx, cy, bHandled);

	if (! m_bInit || SIZE_RESTORED != nType)
		return;

	bHandled = true;
	
	if (cy < m_cyOrig)
	{
		// make scrollbar visible, if necessary
		if (! m_bVertSBVisible)
		{
			/*  THIS DOESN'T WORK; window does not stay widened
			// widen the window
				{
					CeRect rect;
					int nSBWidth = ::GetSystemMetrics(SM_CXVSCROLL);
				
					GetWindowRect(&rect);
				  
					MoveWindow(rect.TopLeft().x, rect.TopLeft().y, 
					rect.Width()+nSBWidth, rect.Height());
				}
			*/

//			ShowScrollBar(SB_VERT, TRUE);
			m_bVertSBVisible = TRUE;
		}
		
		int nPos = GetScrollPos(SB_VERT);
		
		// check for need to scroll window
		if (nPos + cy > m_cyOrig)
		{
			ScrollWindowEx(0, (nPos + cy) - m_cyOrig, SW_ERASE|SW_INVALIDATE|SW_SCROLLCHILDREN);
			nPos = m_cyOrig - cy;
		}

		// set the range
		SetScrollInfo(SB_VERT, 0, m_cyOrig - 1, cy);

		// adjust scroll position
		SetScrollPos(SB_VERT, nPos);
	}
	else
	{
		// make scrollbar invisible, if necessary
		if (m_bVertSBVisible)
		{
			ShowScrollBar(SB_VERT, FALSE);
			m_bVertSBVisible = FALSE;
			
			// set the range to empty
			SetScrollInfo(SB_VERT, 0, m_cyOrig - 1, cy);

			/*  THIS DOESN'T WORK; window does not stay narrowed
			// narrow the window
			{
				CeRect rect;
				int nSBWidth = ::GetSystemMetrics(SM_CXVSCROLL);
			
				GetWindowRect(&rect);
			  
				MoveWindow(rect.TopLeft().x, rect.TopLeft().y, 
				rect.Width()-nSBWidth, rect.Height());
			}
			*/
		}
	}

	if (cx < m_cxOrig)
	{
		// make scrollbar visible, if necessary
		if (!m_bHorzSBVisible)
		{
			ShowScrollBar(SB_HORZ, TRUE);
			m_bHorzSBVisible = TRUE;
		}
		
		int nPos = GetScrollPos(SB_HORZ);
		
		// check for need to scroll window
		if (nPos + cx > m_cxOrig)
		{
			ScrollWindowEx((nPos + cx) - m_cxOrig, 0, 
				SW_ERASE | SW_INVALIDATE | SW_SCROLLCHILDREN );
			nPos = m_cxOrig - cx;
		}
		
		// set scrollbar parameters
		SetScrollInfo(SB_HORZ, 0, m_cxOrig-1, cx);
		
		// adjust scroll position
		SetScrollPos(SB_HORZ, nPos);
	}
	else
	{
		// make scrollbar invisible, if necessary
		if (m_bHorzSBVisible)
		{
			// set scrollbar parameters - empty hides them
			SetScrollInfo(SB_HORZ, 0, m_cxOrig-1, cx);

			ShowScrollBar(SB_HORZ, FALSE);
			m_bHorzSBVisible = FALSE;
		}
	}
}


// scroll amount that corresponds to a "line"
static const int LINE_AMOUNT=20;

///////////////////////////////////////////////////////////////////////////////
//
//
//
///////////////////////////////////////////////////////////////////////////////
void CeScrollDialog::OnHScroll(UINT nSBCode, UINT nPos, HWND hScroll) 
{
	UNUSED_ALWAYS(hScroll);

	if (! m_bHorzSBVisible)
		// nothing; no scrollbar
		return;

	int nMin, nMax, nNew, nOrig = GetScrollPos(SB_HORZ);
	
	CeRect rect;
	GetClientRect(&rect);
	GetScrollRange(SB_HORZ, &nMin, &nMax);
	
	switch (nSBCode)
	{
	case SB_BOTTOM:			nNew = nMax;					break;
	case SB_LINERIGHT:		nNew = nOrig + LINE_AMOUNT;		break;
	case SB_LINELEFT:		nNew = nOrig - LINE_AMOUNT;		break;
	case SB_PAGEDOWN:		nNew = nOrig + rect.Width();	break;
	case SB_PAGEUP:			nNew = nOrig - rect.Width();	break;
	case SB_TOP:			nNew = 0;						break;

	//�Drag scroll box to specified position.
	// The current position is provided in nPos.
	case SB_THUMBTRACK:		nNew = nPos;					break;
		
	default:
		nNew = nOrig;
		break;
	}
	
	if (nNew < 0)
		nNew = 0;
	else
	{
		int nLimit = nMax - rect.Width() + 1;
		if (nNew > nLimit)
			nNew = nLimit;
	}

	TRACE(_T("H: New: %d Orig: %d Min: %d Max: %d\n"),
		nNew, nOrig, nMin, nMax);

	if (nNew != nOrig)
	{
		ScrollWindowEx(nOrig-nNew, 0, SW_ERASE|SW_INVALIDATE|SW_SCROLLCHILDREN);
		SetScrollPos(SB_HORZ, nNew);
	}
}


///////////////////////////////////////////////////////////////////////////////
//
//
//
///////////////////////////////////////////////////////////////////////////////
void CeScrollDialog::OnVScroll(UINT nSBCode, UINT nPos, HWND hScroll) 
{
	if (! m_bVertSBVisible)
		// nothing; no scrollbar
		return;

	int nMin, nMax, nNew, nOrig = GetScrollPos(SB_VERT);
	
	CeRect rect;
	GetClientRect(&rect);
	GetScrollRange(SB_VERT, &nMin, &nMax);
	
	switch (nSBCode)
	{
	case SB_BOTTOM: 	nNew = nMax;					break;
	case SB_LINEDOWN:	nNew = nOrig + LINE_AMOUNT;		break;
	case SB_LINEUP:		nNew = nOrig - LINE_AMOUNT;		break;
	case SB_PAGEDOWN:	nNew = nOrig + rect.Height();	break;
	case SB_PAGEUP:		nNew = nOrig - rect.Height();	break;
	case SB_TOP:		nNew = 0;						break;

	//�Drag scroll box to specified position.
	// The current position is provided in nPos.
	case SB_THUMBTRACK:	nNew = nPos;					break;

	default:
		nNew = nOrig;
		break;
	}


	if (nNew < 0)
		nNew = 0;
	else 
	{
		int nLimit = nMax - rect.Height() + 1;
		if (nNew > nLimit)
			nNew = nLimit;
	}

	TRACE(_T("V: New: %d Orig: %d Min: %d Max: %d\n"),
		nNew, nOrig, nMin, nMax);
	
	if (nNew != nOrig)
	{
		ScrollWindowEx(0, nOrig - nNew, SW_ERASE|SW_INVALIDATE|SW_SCROLLCHILDREN);
		SetScrollPos(SB_VERT, nNew);
	}
}

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Kenny G

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