CListCtrl FindItem LVFI_PARAM

From:
rockdale <rockdale.green@gmail.com>
Newsgroups:
microsoft.public.vc.mfc
Date:
Thu, 5 Mar 2009 09:05:37 -0800 (PST)
Message-ID:
<fc9096f4-1104-4456-b89c-e9b49830d368@c11g2000yqj.googlegroups.com>
I have a CCtrlList with 2 columns.

My data contains ID NAME and ADDRESS, NAME is the column 0 and ADDRESS
is column 1. ID I put it in the lParam. When I try to finditem based
on the ID, I always get -1 back. Anybody can help? The CListCtrl is
not sortable.

Please see the following code, notice the ???? comment:

m_myList is a CListCtrl

Insert ITEM function

            int iRow = 0;
            LVITEM item;
            iRow = m_lstSelectedUnits.GetItemCount();
            item.mask = LVIF_TEXT| LVIF_PARAM;
            item.iSubItem = 0;
            item.iItem = iRow;
            m_myList.InsertItem(&item);

Update ITEM function
        LVITEM item;
        item.iItem = nRow;

        item.mask = LVIF_TEXT| LVIF_PARAM;
        item.iSubItem = 0;
        item.pszText = (LPSTR)sName.c_str();
        item.lParam = (LPARAM)nID;
        m_myList.SetItemText(item.iItem, item.iSubItem, item.pszText);
        m_myList.SetItemData(item.iItem, item.lParam);

        item.mask = LVIF_TEXT;
        item.iSubItem = 1;
        item.pszText = (LPSTR)sAddr.c_str();
        m_myList.SetItemText(item.iItem, item.iSubItem, item.pszText);

find ITEM function

    if(m_myList.GetItemCount()==0) return -1;

    LVFINDINFO toFind;
    toFind.flags = LVFI_PARAM;
    toFind.lParam = nTransmitPointID;
    int nRow = m_myList.FindItem(&toFind, -1);
       //???? nRow ALWAYS RETURN -1

    LVITEM item;
    for(int i=0; i< m_myList.GetItemCount(); i++)
    {
        int id = (int)m_myList.GetItemData(i);
        //THIS WORKS and GETS THE ID

        item.iItem = i;
        item.iSubItem = 0;
        item.mask = LVIF_PARAM ;
        m_myList.GetItem(&item);
               //?????THE item.lParam is not the lParam set in the
update function.
    }

------------
thanks in advance
-rockdale

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