FindwindowEx for outlook 2010

Hi created the addin for the outlook 2007. Now addin need to support to outlook 2010 also. But the following code fails while checking to get outlook window handle.

hWnd = ::FindW开发者_如何学运维indowEx(*pExplorerWnd, NULL, _T("rctrl_renwnd32"), "");

rctrl_renwnd32 is classname for outlook 2007 whether its same for outlook 2010.?

Please clarrify it.

---

Yes the classname is rctrl_renwnd32. See what happens if you specify hwndParent as NULL