//根据文件句柄，获取文件名#include <windows.h>#include <stdio.h>#include <tchar.h>#include <string.h>#include <psapi.h> #define BUFSIZE 512 BOOL GetFileNameFromHandle(HANDLE hFile) {  BOOL bSuccess = FALSE;  TCHAR pszFilename[MAX_PATH+1];  HANDLE hFileMap;   // Get the file size.  DWORD dwFileSizeHi = 0;  DWORD dwFileSizeLo = GetFileSize(hFile, &dwFileSizeHi);    if( dwFileSizeLo == 0 && dwFileSizeHi == 0 )  {     printf("Cannot map a file with a length of zero.\n");     return FALSE;  }   // Create a file mapping object.  hFileMap = CreateFileMapping(hFile,                     NULL,                     PAGE_READONLY,                    0,                     1,                    NULL);   if (hFileMap)   {    // Create a file mapping to get the file name.    void* pMem = MapViewOfFile(hFileMap, FILE_MAP_READ, 0, 0, 1);     if (pMem)     {      if (GetMappedFileName (GetCurrentProcess(),                              pMem,                              pszFilename,                             MAX_PATH))       {         // Translate path with device name to drive letters.        TCHAR szTemp[BUFSIZE];        szTemp[0] = ‘\0‘;         if (GetLogicalDriveStrings(BUFSIZE-1, szTemp))         {          TCHAR szName[MAX_PATH];          TCHAR szDrive[3] = TEXT(" :");          BOOL bFound = FALSE;          TCHAR* p = szTemp;           do           {            // Copy the drive letter to the template string            *szDrive = *p;             // Look up each device name            if (QueryDosDevice(szDrive, szName, BUFSIZE))            {              UINT uNameLen = _tcslen(szName);               if (uNameLen < MAX_PATH)               {                bFound = _tcsnicmp(pszFilename, szName,                     uNameLen) == 0;                 if (bFound)                 {                  // Reconstruct pszFilename using szTemp                  // Replace device path with DOS path                  TCHAR szTempFile[MAX_PATH];                  _stprintf(szTempFile,                            TEXT("%s%s"),                            szDrive,                            pszFilename+uNameLen);                  _tcsncpy(pszFilename, szTempFile, MAX_PATH);                }              }            }             // Go to the next NULL character.            while (*p++);          } while (!bFound && *p); // end of string        }      }      bSuccess = TRUE;      UnmapViewOfFile(pMem);    }      CloseHandle(hFileMap);  }  printf("File name is %s\n", pszFilename);  return(bSuccess);}开机自动运行  其中strPath参数表示要设置为自运行的程序的绝对路径。当设置成功时返回true，否则返回falseBOOL SetAutoRun(CString strPath)//开机自动运行{   CString str;   HKEY hRegKey;   BOOL bResult;   str=_T("Software\\Microsoft\\Windows\\CurrentVersion\\Run");   if(RegOpenKey(HKEY_LOCAL_MACHINE, str, &hRegKey) != ERROR_SUCCESS)        bResult=FALSE;   else   {       _splitpath(strPath.GetBuffer(0),NULL,NULL,str.GetBufferSetLength(MAX_PATH+1),NULL);       strPath.ReleaseBuffer();       str.ReleaseBuffer();       if(::RegSetValueEx( hRegKey,                           str,                           0,                           REG_SZ,                           (CONST BYTE *)strPath.GetBuffer(0),                           strPath.GetLength() ) != ERROR_SUCCESS)          bResult=FALSE;       else          bResult=TRUE;       strPath.ReleaseBuffer();   }   return bResult;}         使计算机休眠void XiuMian() { if(MessageBox("确实要休眠吗?","关机程序",MB_YESNO|MB_DEFBUTTON2|MB_ICONQUESTION)==IDYES) {  HANDLE hToken;  TOKEN_PRIVILEGES tp;  LUID luid;  if(::OpenProcessToken(GetCurrentProcess(),         TOKEN_ADJUST_PRIVILEGES|TOKEN_QUERY,         &hToken))  {   ::LookupPrivilegeValue(NULL,SE_SHUTDOWN_NAME,&luid);   tp.PrivilegeCount=1;   tp.Privileges[0].Luid =luid;   tp.Privileges[0].Attributes =SE_PRIVILEGE_ENABLED;   ::AdjustTokenPrivileges(hToken,false,&tp,sizeof(TOKEN_PRIVILEGES),NULL,NULL);  }  ::SetSystemPowerState(false,true);  }}