function IsFileInUse(fName : string ) : boolean; <br>var <br> HFileRes : HFILE; <br>begin <br> Result := false; <br> if not FileExists(fName) then <br> exit; <br> HFileRes := CreateFile(pchar(fName), GENERIC_READ or GENERIC_WRITE,0, nil, OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL, 0); <br> Result := (HFileRes = INVALID_HANDLE_VALUE); <br> if not Result then <br> CloseHandle(HFileRes); <br>end;