摘要: //CLSID_PolyCtl CComPtr<IUnknown> spUnk; spUnk.CoCreateInstance(__uuidof(Beeper)); CComDispatchDriver spDisp = spUnk; CComVariant vResult; HRESULT hr = spDisp.Invoke0( L"Beep"... 阅读全文
posted @ 2009-09-17 23:38 Fan Zhang 阅读(255) 评论(0) 推荐(0)