windowless ActiveX control are not supported, What Can i do?

From:
"netboy" <maanhong@swpm.cn>
Newsgroups:
microsoft.public.vc.mfc
Date:
Fri, 27 Jun 2008 19:34:50 +0800
Message-ID:
<OfbpSnE2IHA.2384@TK2MSFTNGP04.phx.gbl>
i write a Activex Control use MFC (VC6.0/VS2005). This Control is right,
when it run with VB6.0. on the other hand,it can run with Activex control
test container. But, when i use this control in vs2005(vb),Design time is
ok, Run time has error report: "An error occurred creating the form. See
Exception.InnerException for details. The error is: Unable to get the
window handle for the 'AxAutoVXCtrl' control. Windowless ActiveX controls
are not supported." Does anyone know a fix for this?

In my Control, i Load Single Doc/View structure.
Document template:
class CAutoVXDocTemplate : public CSingleDocTemplate
{
    enum { IDR_NOTUSED = 0x7FFF };

    CWnd* m_pParentWnd;
 CFrameWnd* m_pFrameWnd;
    CString m_docFile;

public:

    CAutoVXDocTemplate(CRuntimeClass* pDocClass,CRuntimeClass* pFrameClass,
CRuntimeClass* pViewClass);

    CFrameWnd* CreateDocViewFrame(CWnd* pParentWnd);
    void SaveDocumentFile();

    virtual CFrameWnd* CreateNewFrame(CDocument* pDoc,CFrameWnd* pOther);
    virtual CDocument* OpenDocumentFile(LPCTSTR lpszPathName, BOOL
bVerifyExists = TRUE);
};

CAutoVXDocTemplate::CAutoVXDocTemplate(CRuntimeClass* pDocClass,
    CRuntimeClass* pFrameClass, CRuntimeClass* pViewClass)
        : CSingleDocTemplate(IDR_NOTUSED, pDocClass, pFrameClass,
pViewClass)
{
    ASSERT(pFrameClass);

}

CFrameWnd* CAutoVXDocTemplate::CreateDocViewFrame(CWnd* pParentWnd)
{
    CWaitCursor cursor;
 TRY
 {
 ASSERT(pParentWnd && IsWindow(*pParentWnd));
    ASSERT_KINDOF(CAutoVXCtrl, pParentWnd);
    m_pParentWnd = pParentWnd;
    m_pFrameWnd = NULL;

    if (!OpenDocumentFile(NULL))
       return NULL;

    ASSERT(m_pFrameWnd);
    ASSERT_KINDOF(CFrameWnd, m_pFrameWnd);

    m_pFrameWnd->ShowWindow(SW_SHOWNORMAL);

    return m_pFrameWnd;
 }
 CATCH_ALL(e)
 {
  AfxMessageBox(_T("CreateDocViewFrame error.please retry!"));
  THROW_LAST();
 }
 END_CATCH_ALL
 return NULL;
}

CFrameWnd* CAutoVXDocTemplate::CreateNewFrame(CDocument* pDoc,
        CFrameWnd* pOther)
{
    ASSERT(pOther == NULL);
    ASSERT(m_pFrameClass != NULL);
    if (pDoc != NULL)
        ASSERT_VALID(pDoc);

    CCreateContext context;
    context.m_pCurrentFrame = pOther;
    context.m_pCurrentDoc = pDoc;
    context.m_pNewViewClass = m_pViewClass;
    context.m_pNewDocTemplate = this;

    m_pFrameWnd = (CFrameWnd*)m_pFrameClass->CreateObject();
    if (m_pFrameWnd == NULL)
    {
        TRACE1("Warning: Dynamic create of frame %hs failed. ",
            m_pFrameClass->m_lpszClassName);
        return NULL;
    }
    ASSERT_KINDOF(CFrameWnd, m_pFrameWnd);

    if (context.m_pNewViewClass == NULL)
        TRACE0("Warning: creating frame with no default view. ");

    ASSERT_KINDOF(CAutoVXCtrl, m_pParentWnd);

    if (!m_pFrameWnd->Create(NULL, L"", WS_CHILD|WS_VISIBLE,
        CFrameWnd::rectDefault, m_pParentWnd, NULL, 0, &context))
    {
        TRACE0("Warning: CDocTemplate couldn't create a frame. ");
        return NULL;
    }

 return m_pFrameWnd;
}
CDocument* CAutoVXDocTemplate::OpenDocumentFile(
    LPCTSTR lpszPathName, BOOL bVerifyExists)
{
    CWaitCursor cursor;
 //SaveDocumentFile();
    m_docFile = lpszPathName;

    if (bVerifyExists)
    {
        DWORD dwAttrib = GetFileAttributes(m_docFile);
        if (dwAttrib == 0xFFFFFFFF ||
            dwAttrib == FILE_ATTRIBUTE_DIRECTORY)
        {
            lpszPathName = NULL;
        }
    }

   return CSingleDocTemplate::OpenDocumentFile( lpszPathName, TRUE);
}
In Class : CAutoVXCtrl
OnCreate(..)
{
....
  if (!m_bDocInitialized)
  {
   CDocManager docManager;
   docManager.AddDocTemplate(NULL);
   CAutoVXDocTemplate* pDocTemplate = new CAutoVXDocTemplate(
RUNTIME_CLASS(CAutoVXDoc),RUNTIME_CLASS(CMainFrame),RUNTIME_CLASS(CAutoVXView)
 );
   AddDocTemplate(pDocTemplate);
   m_bDocInitialized = TRUE;
  }
  ASSERT(m_pDocTemplate); // Set in call to AddDocTemplate
  m_pFrameWnd = m_pDocTemplate->CreateDocViewFrame(this);
  ASSERT_KINDOF(CFrameWnd, m_pFrameWnd);
  theApp.m_pMainWnd= m_pFrameWnd;
  SetBorderStyle(TRUE);
  theApp.m_pMainWnd->UpdateWindow();
   m_Timer = SetTimer(WM_IDLEUPDATECMDUI, 300, NULL);

}

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