1   
2   /*
3   EWX_FORCE       Forces programs to close without sending WM_QUERYENDSESSION
4                             and WM_ENDSESSION messages to notify them that Windows is
5                             shutting down. With any of the other flags, programs have 
6   the
7                             power to abort the shut down.
8   EWX_LOGOFF      Closes all programs and then logs the user off.
9   EWX_POWEROFF  Powers down the computer if it supports it.
10  EWX_REBOOT      Reboots the machine.
11  EWX_SHUTDOWN Shuts the machine off without restarting it.
12  */
13  
14  void __fastcall TForm1::Button1Click(TObject *Sender)
15  {
16      ExitWindowsEx(EWX_SHUTDOWN, 0);
17  }