采用VC++可以编写自己软件的安装程序。这里只是创建安装程序类型的msi文件,用orca打开是正确的文件格式,值得自己记录一下了,msi数据库里面的各种表关系复杂,不是一时半刻能研究清楚的。本文仅作一浅析,实现写一个程序附到软件程序的后面,这样可以在编译完成后直接会有安装程序msi文件。就像平常下载的软件,可以写注册表,创建桌面快捷方式,注册各种软件用到的组件和功能。
具体示例程序如下:
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#pragma once //CRT headers. #include <TCHAR.H> //windows platform headers. #include <WINDOWS.H> //msi headers. #pragma comment(lib,"msi.lib") #include <MSI.H> #include <MSIQUERY.H> INT APIENTRY _tWinMain( HINSTANCE , HINSTANCE , LPTSTR , INT ) { MSIHANDLE msiHandle=NULL; //create msi database. UINT openResult=MsiOpenDatabase( _T( "Setup.msi" ), MSIDBOPEN_CREATEDIRECT, &msiHandle); //create msil database failed. if (openResult != ERROR_SUCCESS) { LPVOID formatMsg=NULL; MSIHANDLE errorCode=MsiGetLastErrorRecord(); //format error code to string. FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, NULL, errorCode, MAKELANGID(LANG_NEUTRAL,SUBLANG_SYS_DEFAULT), ( LPTSTR )&formatMsg, 0, NULL); //output error message. MessageBoxEx( NULL, ( LPTSTR )formatMsg, _T( "tip window" ), MB_OK, MAKELANGID(LANG_NEUTRAL,SUBLANG_SYS_DEFAULT)); //free message buffer. LocalFree(formatMsg); formatMsg=NULL; return -1; } //commit msi database. UINT commitResult=MsiDatabaseCommit(msiHandle); if (commitResult != ERROR_SUCCESS) { LPVOID formatMsg=NULL; MSIHANDLE errorCode=MsiGetLastErrorRecord(); //format error code to string. FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, NULL, errorCode, MAKELANGID(LANG_NEUTRAL,SUBLANG_SYS_DEFAULT), ( LPTSTR )&formatMsg, 0, NULL); //output error message. MessageBoxEx( NULL, ( LPTSTR )formatMsg, _T( "tip window" ), MB_OK, MAKELANGID(LANG_NEUTRAL,SUBLANG_SYS_DEFAULT)); //free message buffer. LocalFree(formatMsg); formatMsg=NULL; return -1; } //close msi database handle. UINT closeResult=MsiCloseHandle(msiHandle); if (closeResult != ERROR_SUCCESS) { LPVOID formatMsg=NULL; MSIHANDLE errorCode=MsiGetLastErrorRecord(); //format error code to string. FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, NULL, errorCode, MAKELANGID(LANG_NEUTRAL,SUBLANG_SYS_DEFAULT), ( LPTSTR )&formatMsg, 0, NULL); //output error message. MessageBoxEx( NULL, ( LPTSTR )formatMsg, _T( "tip window" ), MB_OK, MAKELANGID(LANG_NEUTRAL,SUBLANG_SYS_DEFAULT)); //free message buffer. LocalFree(formatMsg); formatMsg=NULL; return -1; } return 0; } </SPAN> |
本程序仅实现简单的基本功能,读者可根据自身的需要进一步开发其他个性化功能,以满足自身需求。