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            S.l.e!ep.¢%

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            msxml 解析 xml

            Posted on 2009-04-27 00:12 S.l.e!ep.¢% 閱讀(446) 評論(0)  編輯 收藏 引用 所屬分類: MSXML

            #include <stdlib.h>
            #include <stdio.h>
            #include <atlbase.h>
            #import?? "msxml3.dll"??
            using?? namespace?? MSXML2;??

            void?? dump_com_error(_com_error?? &e)??
            {??
            ?printf("Error\n");??
            ?printf("\a\tCode?? =?? %08lx\n",?? e.Error());??
            ?printf("\a\tCode?? meaning?? =?? %s",?? e.ErrorMessage());??
            ?_bstr_t?? bstrSource(e.Source());??
            ?_bstr_t?? bstrDescription(e.Description());??
            ?printf("\a\tSource?? =?? %s\n",?? (LPCSTR)?? bstrSource);??
            ?printf("\a\tDescription?? =?? %s\n",?? (LPCSTR)?? bstrDescription);??
            }??


            int?? main(int?? argc,?? char*?? argv[])??
            {??
            ?CoInitialize(NULL);??
            ???
            ???
            ?try{??
            ??IXMLDOMDocumentPtr?? pXMLDoc;??
            ??HRESULT?? hr?? =?? pXMLDoc.CreateInstance(__uuidof(DOMDocument));??
            ??
            ??pXMLDoc->async?? =?? false;?? //?? default?? -?? true,??
            ??
            ??
            ??hr?? =?? pXMLDoc->load("c:\\stock.xml");??
            ??
            ??if(hr!=VARIANT_TRUE)??
            ??{??
            ???IXMLDOMParseErrorPtr???? pError;??
            ???
            ???pError?? =?? pXMLDoc->parseError;??
            ???_bstr_t?? parseError?? =_bstr_t("At?? line?? ")+?? _bstr_t(pError->Getline())?? +?? _bstr_t("\n")+?? _bstr_t(pError->Getreason());??
            ???MessageBox(NULL,parseError,?? "Parse?? Error",MB_OK);??
            ???return?? 0;??
            ??}??
            ??
            ??CComPtr<IStream>?? pStream;??
            ??hr?? =?? CreateStreamOnHGlobal(NULL,?? true,?? &pStream);??
            ??hr?? =?? pXMLDoc->save(pStream.p);??
            ??
            ??LARGE_INTEGER?? pos;??
            ??pos.QuadPart?? =?? 0;??
            ??
            ??//the?? key?? is?? to?? reset?? the?? seek?? pointer??
            ??pStream->Seek((LARGE_INTEGER)pos,?? STREAM_SEEK_SET,?? NULL);??
            ??
            ??IXMLDOMDocumentPtr?? pXMLDocNew;??
            ??hr?? =?? pXMLDocNew.CreateInstance(__uuidof(DOMDocument));??
            ??pXMLDocNew->async?? =?? false;??
            ??hr?? =?? pXMLDocNew->load(pStream.p);??
            ??if(hr!=VARIANT_TRUE)??
            ??{??
            ???IXMLDOMParseErrorPtr???? pError;??
            ???
            ???pError?? =?? pXMLDocNew->parseError;??
            ???_bstr_t?? parseError?? =_bstr_t("At?? line?? ")+?? _bstr_t(pError->Getline())?? +?? _bstr_t("\n")+?? _bstr_t(pError->Getreason());??
            ???MessageBox(NULL,parseError,?? "Parse?? Error",MB_OK);??
            ???return?? 0;??
            ??}??
            ??
            ?//?MessageBox(NULL,(LPTSTR)pXMLDocNew->xml,?? "XML?? content",MB_OK);??

            ??IXMLDOMNodeListPtr nodeptr;
            ??pXMLDocNew->get_childNodes(&nodeptr);

            ??long nodesize = 0;
            ??nodeptr->get_length(&nodesize);

            ??IXMLDOMNodePtr xmlnode;

            ??nodeptr->get_item(0, &xmlnode);

            ??????? CComBSTR?? a;
            ??xmlnode->get_baseName(&a);
            ??
            ??USES_CONVERSION;
            ??printf("%s\n", W2T(a));
            ??
            ?}??
            ?catch(_com_error?? &e)??
            ?{??
            ??dump_com_error(e);??
            ?}??
            ?CoUninitialize();??
            ???
            ?return?? 0;??
            }??

            ?

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