function GetDesktopFolder: string;
var
buf: array[0..MAX_PATH] of Char;
pidList: PItemIDList;
begin
Result := StrNoDesktopFolderFo;
SHGetSpecialFolderLocation(Ap
uses ShlObj, ActiveX, ComObj;
...
procedure TForm1.Button1Click(Sender: TObject);
var
IObject : IUnknown;
ISLink : IShellLink;
IPFile : IPersistFile;`enter code here`
PIDL : PItemIDList;
InFolder : array[0..MAX_PATH] of Char;
TargetName : String;
LinkName : WideString;
begin
TargetName := 'C:\Windows\System32\calc.exe';
{Use TargetName:=ParamStr(0) which
returns the path and file name of the
executing program to create a link to your
Application}
IObject := CreateComObject(CLSID_ShellLink);
ISLink := IObject as IShellLink;
IPFile := IObject as IPersistFile;
with ISLink do begin
SetPath(pChar(TargetName));
SetWorkingDirectory
(pChar(ExtractFilePath(TargetName)));
end;
// if we want to place a link on the Desktop
SHGetSpecialFolderLocation
(0, CSIDL_DESKTOPDIRECTORY, PIDL);
SHGetPathFromIDList
(PIDL, InFolder);
{
or if we want a link to appear in
some other, not-so-special, folder:
InFolder := 'c:\SomeFolder'
}
LinkName := InFolder + '\Delphi Created Link.lnk';
IPFile.Save(PWChar(LinkName), false);
end;
Source :[http://www.delphipages.com/forum/showthread.php?t=46623][1]