C / C++ / MFC

BOOL CTestDlg::OnInitDialog()<br />
{<br />
	CDialog::OnInitDialog();<br />
	SetIcon(m_hIcon, TRUE);			// Set big icon<br />
	SetIcon(m_hIcon, FALSE);		// Set small icon<br />
<br />
	// TODO: Add extra initialization here	<br />
        // Set timer<br />
	m_TimerId = SetTimer(1, 300, NULL);<br />
<br />
        // Create and show Monitor dialog<br />
	if (!::IsWindow(m_monitorDlg.GetSafeHwnd()))<br />
		m_monitorDlg.Create(IDD_DIALOG_MONITOR, this);	<br />
	m_monitorDlg.ShowWindow(SW_SHOW);<br />
<br />
	return TRUE;  // return TRUE  unless you set the focus to a control<br />
}<br />
void CTestDlg::OnTimer(UINT nIDEvent) <br />
{<br />
	// TODO: Add your message handler code here and/or call default<br />
	if (nIDEvent == 1)<br />
		::PostMessage(m_monitorDlg.GetSafeHwnd(), WM_USER+1, 0, 0);<br />
	CDialog::OnTimer(nIDEvent);<br />
}

LRESULT CMonitorDlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam) <br />
{<br />
	// TODO: Add your specialized code here and/or call the base class<br />
	if (message == WM_USER+1)<br />
	{<br />
		m_list.InsertItem(0, "New message from Main dialog!");<br />
	}	<br />
	return CDialog::WindowProc(message, wParam, lParam);<br />
}

CMainDlg* p = (CMainDlg*)dwUser;<br />
p->m_Second.m_List2.InsertItem(0,"Some text");<br />
p->m_Second.m_List2.RedrawWindow();

VisuallC wrote:

do you create timer in the monitor dialog and (if necessary post event timer dialog monitor to main dialog)

class __declspec(dllexport) CYourMFC_Class:public CMFCObject
{
   public:
     ///your code;
};

class __declspec(dllimport) CYourMFC_Class:public CMFCObject
{
   public:
     ///your code;
};