WTL에서 FormView Scroll하기

class CTFMForm : public CDialogImpl<CTFMForm>
{
public:
 enum { IDD = IDD_TFM };

 BOOL PreTranslateMessage(MSG* pMsg)
 {
  return CWindow::IsDialogMessage(pMsg);
 }

 BEGIN_MSG_MAP(CTFMForm)
  MESSAGE_HANDLER      (WM_INITDIALOG, OnInitDialog)
  MESSAGE_HANDLER      (WM_DESTROY,    OnDestroy   )
 END_MSG_MAP()

public:
 LRESULT OnInitDialog(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/)
 {
  return 0;
 }

 LRESULT OnDestroy(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& bHandled)
 {
  bHandled = FALSE;
  return 0;
 }
};

#include <atlscrl.h>
class CTFMView : public CScrollWindowImpl<CTFMView>
{
public:
 DECLARE_WND_CLASS(NULL)

 BOOL PreTranslateMessage(MSG* pMsg)
 {
  pMsg;
  return FALSE;
 }

 void DoPaint(CDCHandle dc)
 {
  //TODO: Add your drawing code here
 }

 BEGIN_MSG_MAP(CTFMView)
  MESSAGE_HANDLER (WM_CREATE,  OnCreate )
  MESSAGE_HANDLER (WM_DESTROY, OnDestroy)
  MESSAGE_HANDLER (WM_SIZE,    OnSize   )
  CHAIN_MSG_MAP   (CScrollWindowImpl<CTFMView>)
 END_MSG_MAP()

public:
 CTFMForm m_Form;
 CSize    m_FormSize;

public:
 LRESULT OnCreate(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& bHandled)
 {
  m_Form.Create(m_hWnd);
  
  CRect rc;
  m_Form.GetClientRect (&rc);
  m_FormSize.cx = rc.Width();
  m_FormSize.cy = rc.Height(); 
  
  SetScrollSize(m_FormSize.cx, m_FormSize.cy);

  bHandled = FALSE;
  return 0;
 }

 LRESULT OnDestroy(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& bHandled)
 {
  bHandled = FALSE;

  return 0;
 }

 LRESULT OnSize(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM lParam, BOOL& bHandled)
 {
  CSize size;
  CSize newsize;

  size.cx = GET_X_LPARAM(lParam);
  size.cy = GET_Y_LPARAM(lParam);

  if (::IsWindow (m_Form))
  {
   if (size.cx>m_FormSize.cx)
   {
    newsize.cx = size.cx;
   }
   else
   {
    newsize.cx = m_FormSize.cx;
   }

   if (size.cy>m_FormSize.cy)
   {
    newsize.cy = size.cy;
   }
   else
   {
    newsize.cy = m_FormSize.cy;
   }

   m_Form.SetWindowPos (0,0,0,newsize.cx,newsize.cy,SWP_NOZORDER | SWP_NOMOVE | SWP_NOACTIVATE);

  }

  bHandled = FALSE;

  return 0;
 }
};