如何用Delphi实现在win2000下关机及休眠??

Question

如何用Delphi实现在win2000下关机及休眠??
要求范列!!謝謝!!!!!!!!!!!

Answer 1

unit Unit1;interfaceuses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  StdCtrls, ExtCtrls;type
  TForm1 = class(TForm)
    Panel1: TPanel;
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;var
  Form1: TForm1;implementation{$R *.DFM}procedure TForm1.Button1Click(Sender: TObject);
begin
  ExitWindowsEx(EWX_REBOOT or EWX_POWEROFF,0);
end;procedure TForm1.Button2Click(Sender: TObject);
begin
  ExitWindowsEx(EWX_SHUTDOWN or EWX_POWEROFF,0);
end;procedure TForm1.Button3Click(Sender: TObject);
begin
  ExitWindowsEx(EWX_LOGOFF,0);
end;end.