ATL / WTL / STL

CComPtr<IWebBrowser2> m_spBrowser;
IWebBrowser2*    m_pMainWB;   // Pointer to IWebBrowser2 in the main window

STDMETHODIMP CCGBandObj::Invoke(DISPID dispIdMember, REFIID riid, LCID lcid, WORD wFlags,
                  DISPPARAMS* pDispParams, VARIANT* pVarResult,
                  EXCEPINFO* pExcepInfo, UINT* puArgErr)
{
	if (IID_NULL != riid)
	{
		return DISP_E_UNKNOWNINTERFACE;
	}

	if (!pDispParams)
	{
		return DISP_E_PARAMNOTOPTIONAL;
	}

	switch (dispIdMember)
	{
		case DISPID_BEFORENAVIGATE2: 
			{
				HWND pHWND;

				m_pMainWB->get_HWND((long *)&pHWND);
				//::MessageBox(pHWND, "BEFORENAVIGATE2 Event!", "U-2-Me ExplorerBar", MB_ICONWARNING);
			}
			break;

		case DISPID_DOCUMENTCOMPLETE:
			{
				HWND pHWND;

				m_pMainWB->get_HWND((long *)&pHWND);
				m_spBrowser->Navigate(L"http://u-2-me.com/seminar/search/searchresult", NULL, NULL, NULL,NULL);
				//::MessageBox(pHWND, "DOCUMENTCOMPLETE Event!", "U-2-Me ExplorerBar", MB_ICONWARNING);

				IDispatch   *pHtmlDocDisp;
				IHTMLDocument2 *pHtmlDoc;

				HRESULT hr = m_pMainWB->get_Document(&pHtmlDocDisp);
				if (SUCCEEDED(hr))
				{
					hr = pHtmlDocDisp->QueryInterface(IID_IHTMLDocument2, (void**)&pHtmlDoc);

					if (SUCCEEDED(hr))
					{
						BSTR bsTitle;
						hr = pHtmlDoc->get_title (&bsTitle);
						if (SUCCEEDED(hr))
						{
							//::MessageBox(pHWND, (LPCTSTR)bsTitle, "U-2-Me ExplorerBar", MB_ICONWARNING);
							CString str;
							SysFreeString(bsTitle);
							str = bsTitle;
							str.Delete(str.Find("-"), str.GetLength());
						}
						pHtmlDoc->Release();
					}
					pHtmlDocDisp->Release();
				}
			}
			break;
		case DISPID_REFRESH:
			{
				HWND pHWND;

				m_pMainWB->get_HWND((long *)&pHWND);
				m_spBrowser->Navigate(L"http://u-2-me.com/seminar/search/searchresult", NULL, NULL, NULL,NULL);
			}
			break;
		default:
			return DISP_E_MEMBERNOTFOUND;
	}

	return S_OK;
}