C / C++ / MFC

// App command to run the dialog<br />
void CMultiLangApp::OnAppAbout()<br />
{<br />
        CAboutDlg aboutDlg;<br />
        aboutDlg.DoModal(); // calling CDialog::DoModal()<br />
}<br />
 <br />
 <br />
// the fucntioncalls to the error<br />
INT_PTR CDialog::DoModal()<br />
{<br />
        &<br />
        &<br />
        &<br />
        if (CreateDlgIndirect(lpDialogTemplate, CWnd::FromHandle(hWndParent), hInst)) // calling CWnd::CreateDlgIndirect<br />
}<br />
 <br />
 <br />
BOOL CWnd::CreateDlgIndirect(LPCDLGTEMPLATE lpDialogTemplate,<br />
        CWnd* pParentWnd, HINSTANCE hInst)<br />
{<br />
        &<br />
        &<br />
        &<br />
        hWnd = ::CreateDialogIndirect(hInst, lpDialogTemplate,<br />
                pParentWnd->GetSafeHwnd(), AfxDlgProc);<br />
// returns NULL and The GetLastError() is 0 after CreateDialogIndirect.<br />
}

hWnd = ::CreateDialogIndirect(hInst, lpDialogTemplate, pParentWnd->GetSafeHwnd(), AfxDlgProc);<br />

WNDCLASS wndcls;<br />
  HINSTANCE hInst = AfxGetInstanceHandle();<br />
<br />
  if (!(::GetClassInfo(hInst, BITMAPVIEWER_CLASSNAME, &wndcls)))<br />
  {<br />
     // otherwise we need to register a new class<br />
     wndcls.style            = CS_DBLCLKS | CS_HREDRAW | CS_VREDRAW;<br />
     wndcls.lpfnWndProc      = ::DefWindowProc;<br />
     wndcls.cbClsExtra       = wndcls.cbWndExtra = 0;<br />
     wndcls.hInstance        = hInst;<br />
     wndcls.hIcon            = NULL;<br />
     wndcls.hCursor          = AfxGetApp()->LoadStandardCursor(IDC_ARROW);<br />
     wndcls.hbrBackground    = (HBRUSH) (COLOR_3DFACE + 1);<br />
     wndcls.lpszMenuName     = NULL;<br />
     wndcls.lpszClassName    = BITMAPVIEWER_CLASSNAME;<br />
     if (!AfxRegisterClass(&wndcls))<br />
     {<br />
         AfxThrowResourceException();<br />
         return FALSE;<br />
     }<br />
  }<br />
<br />
return TRUE;

hrishiS wrote:

I want to be a good vc6 programmer.