www.gusucode.com > VC 基于Socket的HTTP协议文件下载(带进度)源码程序 > VC 基于Socket的HTTP协议文件下载(带进度)源码程序/code/Http/Http.cpp
// Http.cpp : Defines the initialization routines for the DLL. // #include "stdafx.h" #include "Http.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif // // Note! // // If this DLL is dynamically linked against the MFC // DLLs, any functions exported from this DLL which // call into MFC must have the AFX_MANAGE_STATE macro // added at the very beginning of the function. // // For example: // // extern "C" BOOL PASCAL EXPORT ExportedFunction() // { // AFX_MANAGE_STATE(AfxGetStaticModuleState()); // // normal function body here // } // // It is very important that this macro appear in each // function, prior to any calls into MFC. This means that // it must appear as the first statement within the // function, even before any object variable declarations // as their constructors may generate calls into the MFC // DLL. // // Please see MFC Technical Notes 33 and 58 for additional // details. // ///////////////////////////////////////////////////////////////////////////// // CHttpApp BEGIN_MESSAGE_MAP(CHttpApp, CWinApp) //{{AFX_MSG_MAP(CHttpApp) // NOTE - the ClassWizard will add and remove mapping macros here. // DO NOT EDIT what you see in these blocks of generated code! //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CHttpApp construction CHttpApp::CHttpApp() { // TODO: add construction code here, // Place all significant initialization in InitInstance ///初始化Socket函数库 int err; WORD wVersion; WSADATA WSAData; wVersion=MAKEWORD(2,0); err=WSAStartup(wVersion,&WSAData); if(err!=0) { AfxMessageBox("无法装载Socket库."); } if(LOBYTE( WSAData.wVersion ) != 2) { AfxMessageBox("无法找到合适的Socket库."); WSACleanup(); } } ///////////////////////////////////////////////////////////////////////////// // The one and only CHttpApp object CHttpApp theApp; int CHttpApp::ExitInstance() { ///清除Socket库 WSACleanup(); return CWinApp::ExitInstance(); }