CoUninitialize 退出时 m_pInterface->Release()崩溃解决

最新推荐文章于 2022-01-12 10:34:27 发布

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最新推荐文章于 2022-01-12 10:34:27 发布

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分类专栏： VC && MFC

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#include "stdafx.h"
#import "msxml3.dll"
using namespace MSXML2;

void myExit()
{
    ::CoUninitialize();
}

int main(void)
{
    ::CoInitialize(NULL);
    MSXML2::IXMLDOMDocumentPtr     pDoc;          
    MSXML2::IXMLDOMElementPtr         xmlRoot     ;      
    HRESULT     hr     =     pDoc.CreateInstance(__uuidof(MSXML2::DOMDocument30));      
    if(!SUCCEEDED(hr))          
    {                                                          
        //MessageBox("无法创建DOMDocument对象，请检查是否安装了MS     XML     Parser     运行库!");          
    }          

    pDoc->raw_createElement((_bstr_t)(char*)"china",     &xmlRoot);      
    //MSXML2::IXMLDOMNodePtr     childnode     =     xmlnode;      
    pDoc->raw_appendChild(xmlRoot,     NULL);      

    MSXML2::IXMLDOMElementPtr         childNode     ;      

    pDoc->raw_createElement((_bstr_t)(char*)"City",     &childNode);      
    childNode->Puttext("WuHan");      
    childNode->setAttribute("population","8,000,000");      
    childNode->setAttribute("area","10000");      
    xmlRoot->appendChild(childNode);      

    pDoc->raw_createElement((_bstr_t)(char*)"City",     &childNode);      
    childNode->Puttext("ShangHai");      
    childNode->setAttribute("population","12,000,000");      
    childNode->setAttribute("area","12000");      
    xmlRoot->appendChild(childNode);      

    pDoc->save("f:\\he.xml");  
    pDoc=NULL;

    //::CoUninitialize();
    atexit(myExit);
    return 0;
}