BOOL CXTPPopupControl::ShowModal(CWnd* pParent)
{
CWinApp* pApp = AfxGetApp();
if (pApp != NULL)
pApp->EnableModeless(FALSE);
HWND hWndTop = 0;
#if (_MSC_VER <= 1100)
CWnd* pParentWnd = CWnd::GetSafeOwner(pParent, &hWndTop);
HWND hWndParent = pParentWnd->GetSafeHwnd();
#else
HWND hWndParent = CWnd::GetSafeOwner_(pParent->GetSafeHwnd(), &hWndTop);
#endif
BOOL bEnableParent = FALSE;
if (hWndParent != NULL && ::IsWindowEnabled(hWndParent))
{
::EnableWindow(hWndParent, FALSE);
bEnableParent = TRUE;
}
//create popup wnd
if (Show(pParent))
{
SetFocus();
RunModalLoop(MLF_NOIDLEMSG | MLF_NOKICKIDLE);
}
if (bEnableParent)
::EnableWindow(hWndParent, TRUE);
if (hWndParent != NULL && ::GetActiveWindow() == m_hWnd)
::SetActiveWindow(hWndParent);
DestroyWindow();
// re-enable windows
if (::IsWindow(hWndTop))
::EnableWindow(hWndTop, TRUE);
hWndTop = NULL;
if (pApp != NULL)
pApp->EnableModeless(TRUE);
return TRUE;
}
void CDialog::PostModal()
{
AfxUnhookWindowCreate(); // just in case
Detach(); // just in case
// re-enable windows
if (::IsWindow(m_hWndTop))
::EnableWindow(m_hWndTop, TRUE);
m_hWndTop = NULL;
CWinApp* pApp = AfxGetApp();
if (pApp != NULL)
pApp->EnableModeless(TRUE);
}
HWND CDialog::PreModal()
{
// cannot call DoModal on a dialog already constructed as modeless
ASSERT(m_hWnd == NULL);
// allow OLE servers to disable themselves
CWinApp* pApp = AfxGetApp();
if (pApp != NULL)
pApp->EnableModeless(FALSE);
// find parent HWND
HWND hWnd = CWnd::GetSafeOwner_(m_pParentWnd->GetSafeHwnd(), &m_hWndTop);
// hook for creation of dialog
AfxHookWindowCreate(this);
// return window to use as parent for dialog
return hWnd;
}
