C / C++ / MFC

BOOL CMyDlg::PreTranslateMessage(MSG *pMsg)
{
  // check for return key being pressed
  if (pMsg->message == WM_KEYDOWN && pMsg->wParam == VK_RETURN)
  {
    // check for CEdit-Derived control having focus
    CWnd *pFocus = GetFocus();
    if (pFocus == GetDlgItem(RESOURCE_ID_OF_CEDIT_DERIVED_CONTROL))
    {
      // start - do what you need to do when enter key is pressed 
      
      // end
      return TRUE;
    }
  }
  // call base class virtual function
  return CDialog::PreTranslateMessage(pMsg);
}

<br />
CListCtrl* pListCtrl = ( CListCtrl* ) GetDlgItem( IDC_LISTCTRLIDGOESHERE );<br />
pListCtrl->InsertItem( /*Fill This Stuff*/ );<br />

void CMyDlg::DoDataExchange(CDataExchange* pDX)
{
    CDialog::DoDataExchange(pDX);
    //{{AFX_DATA_MAP(CMyDlg)
    DDX_Control(pDX, IDC_LISTCTRLIDGOESHERE , m_lbMyListControl);
    //}}AFX_DATA_MAP
}

m_lbMyListControl.InsertItem(...);

for(int i=0; i<listbox.GetCount(); i++)
{
    CString text;
    listbox.GetText(i, text);
    -> write "text" into a file
}

for(int i=0; i<listctrl.GetItemCount(); i++)
{
   for(int j=0; j<NUM_COLUMNS; j++)
   {
      CString text;
      text = listctrl.GetItemText(i, j);
      -> write "text" into a file
   }
}