在桌面上自动创建快捷方式

uses   ShellAPI ,    ShlObj ,    ActiveX ,    ComObj;   
    
  const   
          CCH_MAXNAME = 255 ;   
          LNK_RUN_MIN = 7 ;   
          LNK_RUN_MAX = 3 ;   
          LNK_RUN_NORMAL = 1 ;   
  type   
          LINK_FILE_INFO = record   
                  FileName : array[ 0 .. MAX_PATH]   of   char;   
                  WorkDirectory : array[ 0 .. MAX_PATH]   of   char;   
                  IconLocation : array[ 0 .. MAX_PATH]   of   char;   
                  IconIndex : integer;   
                  Arguments : array[ 0 .. MAX_PATH]   of   char;   
                  Description : array[ 0 .. CCH_MAXNAME]   of   char;   
                  ItemIDList : PItemIDList;   
                  RelativePath : array[ 0 .. 255 ]   of   char;   
                  ShowState : integer;   
                  HotKey : word;   
          end;   
    
  function   CreateLinkFile(const   info : LINK_FILE_INFO;const   DestFileName : string = '' ) : boolean;   
  var   
          anobj : IUnknown;   
          shlink : IShellLink;   
          pFile : IPersistFile;   
          wFileName : widestring;   
  begin   
          wFileName := destfilename;   
          anobj := CreateComObject(CLSID_SHELLLINK);   
          shlink := anobj   as   IShellLink;   
          pFile := anobj   as   IPersistFile;   
          shlink . SetPath(info . FileName);   
          shlink . SetWorkingDirectory(info . WorkDirectory);   
          shlink . SetDescription(info . Description);   
          shlink . SetArguments(info . Arguments);   
          shlink . SetIconLocation(info . IconLocation , info . IconIndex);   
          shlink . SetHotkey(info . HotKey);   
          shlink . SetShowCmd(info . ShowState);   
          shlink . SetRelativePath(info . RelativePath , 0 );   
           if    DestFileName = ''    then   
                  wFileName := ChangeFileExt(info . FileName , ' lnk ' );   
          result := succeeded(pFile . Save(pwchar(wFileName) , false));   
  end;   

procedure   TForm1.Button1Click(Sender:   TObject);   
  var   
        rLnk   :   LINK_FILE_INFO;   
        pidl:pItemIDList;   
        pDesktop   :    string ;   
  begin   
        rLnk.FileName   : =     ' C:Program   FilesInternet   ExplorerIEXPLORE.EXE ' ;   
        rLnk.WorkDirectory   : =     ' C:Program   FilesInternet   Explorer';   
        rLnk.IconIndex   : =     0 ;   
    
         // 取桌面路径   
        SetLength(pDesktop,    255 );   
        SHGetSpecialFolderLocation(Self.Handle,   CSIDL_DESKTOP,   pidl);   
        SHGetPathFromIDList(pidl,   PChar(pDesktop));   
        SetLength(pDesktop,   StrLen(PChar(pDesktop)));   
    
        CreateLinkFile(rLnk,   pDesktop    +     ' '   +    ' I.lnk ' );   
  end;