Windows XP beenden

[Matze]

Ungetestet!!

Delphi-Quellcode:

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls;

type
  TForm1 = class(TForm)
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
  private
    { Private-Deklarationen }
    function ExitWin(flag:word): Boolean;
  public
    { Public-Deklarationen }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

function TForm1.ExitWin(flag:word): Boolean;
var vi      : TOSVersionInfo; 
    hToken  : THandle; 
    tp      : TTokenPrivileges;
    h       : DWord;

begin 
  //result := false; 
  vi.dwOSVersionInfoSize:=SizeOf(vi); 
  GetVersionEx(vi); 
  if vi.dwPlatformId = VER_PLATFORM_WIN32_NT then // Windows NT 
  begin 
    // Achtung bei Delphi 2 muß @hToken stehen ... !!!! ????? 
    OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES,hToken); 
    LookupPrivilegeValue(nil,'SeShutdownPrivilege',tp.Privileges[0].Luid); 
    tp.PrivilegeCount := 1; 
    tp.Privileges[0].Attributes := SE_PRIVILEGE_ENABLED; 
    h := 0; 
    AdjustTokenPrivileges(hToken,False,tp,0,PTokenPrivileges(nil)^,h); 
    CloseHandle(hToken); 
    result := ExitWindowsEx(flag,0); 
  end 
  else // Windows 95 
  begin 
    Result := ExitWindowsEx(flag,0); 
  end; 
end;

//Abmelden:
procedure TForm1.Button1Click(Sender: TObject);
begin
  ExitWin(EWX_LOGOFF);
end;

//Neustart:
procedure TForm1.Button2Click(Sender: TObject);
begin
  ExitWin(EWX_REBOOT);
end;

//Shutdown:
procedure TForm1.Button3Click(Sender: TObject);
begin
  ExitWin(EWX_SHUTDOWN);
end;

end.