Scrolling in CFormView

From:
Nee <Smadhukar2000@gmail.com>
Newsgroups:
microsoft.public.vc.mfc
Date:
Sun, 1 Feb 2009 18:21:46 -0800 (PST)
Message-ID:
<030848aa-19a0-4e4c-a5f7-b1a9e995adff@35g2000pry.googlegroups.com>
Hi Friends,

Thanks in advance.

I have an SDI application in which view is derived from CFormView
i.e

<b>class CquestionnaireView : public CFormView</b>

Now i have a menu option "add question" ; on click the menu option a
dialog is created in the form view i.e.

<b>void CquestionnaireView::OnOptionAddquestion()
{

      // Dailog class
      CQuestionDlg* pQuestionDlg = new CQuestionDlg(GetItemCount);

    pQuestionDlg->Create(IDD_DLG_QUESTION, this);

    // vector of dialogs
        m_vecQuestionsDlg.push_back(pQuestionDlg);

    // get the height
        int nWidth = 0, nHeight = 0;// set sroll view size
    for( UINT x = 0; x &lt; m_vecQuestionsDlg.size(); ++x )
    {
        CRect rtQuestionDlg;
        m_vecQuestionsDlg[x]-&gt;GetClientRect(rtQuestionDlg);

        nHeight += rtQuestionDlg.Height();
    }

    CRect rtClient;
    GetClientRect(rtClient);
    // set scroll sizes
        SetScrollSizes(MM_TEXT, CSize(rtClient.Width(), nHeight));

    // reposition the dialog
        pQuestionDlg->RepositionWindow();
}</b>

its location is ok; till i dont do verticle scrolling as I do verticle
scrolling and Add new dialog; dialog is not visible but it holds the
position in View.

Please tell me do I need to handle verticle scroll bar; if yes then
how to do it.

////////////// Repostion window code

<b>void CQuestionDlg::RepositionWindow(UINT nFlags)
{
       int x, y; // width, height;
    CRect rtClient, rtParent;
    GetWindowRect(rtClient);
    int nWidth = rtClient.Width();
    int nHeight = rtClient.Height();

    GetParent()-&gt;GetClientRect(rtParent);

/////// m_nIndex -------- is the dialog insert location i.e. 0, 1,
2... so on
        x = 0;
        y = 0 + m_nIndex* nHeight;

    CRect rect(x, y, x + nWidth, y + nHeight);
    SetWindowPos(NULL, rect.left, rect.top, rect.Width(), rect.Height(),
nFlags);

}</b>

Thanks,
Subhash

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