Winet

/*#include <afxinet.h>try {CInternetSession m_Session ("Microsoft Internet Browser",0);CHttpFile* m_HttpFile = NULL;

m_Session.SetOption(INTERNET_OPTION_CONNECT_TIMEOUT,1000);m_Session.SetOption(INTERNET_OPTION_DATA_RECEIVE_TIMEOUT, 1000);m_Session.SetOption(INTERNET_OPTION_DATA_SEND_TIMEOUT, 1000);m_Session.SetOption(INTERNET_OPTION_CONNECT_BACKOFF,1000);m_Session.SetOption(INTERNET_OPTION_CONNECT_RETRIES,2);

m_HttpFile = (CHttpFile*)m_Session.OpenURL("http://community.csdn.net/Expert/topic/4142/4142625.xml?temp=.5210688");//m_HttpFile = (CHttpFile*)m_Session.OpenURL(m_URL,1,//INTERNET_FLAG_TRANSFER_ASCII | INTERNET_FLAG_EXISTING_CONNECT | // INTERNET_FLAG_KEEP_CONNECTION | INTERNET_FLAG_DONT_CACHE, NULL,0);

DWORD dwStatusCode;CString siteInfo;

m_HttpFile->QueryInfoStatusCode(dwStatusCode);if (dwStatusCode != 200) {// 网页不存在  MessageBox(" 网页不存在! ");}

CString myData,str;while(m_HttpFile->ReadString(myData)) {   str+=myData;}MessageBox(str);m_HttpFile->Close();m_Session.Close();}catch (CInternetException* pEx) {pEx->Delete();MessageBox(" 致命错误! ");}*/