1:
2:
3:
4:
5:
6:
7:
8:
9:
10:
11:
12:
13:
14:
15:
16:
17:
18:
19:
20:
21:
22:
23:
24:
25:
26:
27:
28:
29:
30:
31:
32:
33:
34:
35:

var
  mWnd : HWND;

procedure TForm1.FormCreate(Sender: TObject);
begin
id1:=GlobalAddAtom('Hotkey1');
RegisterHotKey(handle,id1,0,VK_Pause);
end;

procedure TForm1.FormClose(Sender: TObject; var Action: TCloseAction);
begin
UnRegisterHotKey(handle,id1);
end;

procedure TForm1.FormDestroy(Sender: TObject);
begin
UnRegisterHotKey(handle,id1);
end;

procedure TForm1.WMHotKey (var Msg : TWMHotKey);
var
  i: byte;
begin
if  msg.HotKey  = id1 then
begin
  if EXE_Running('notepad.exe',false) then
    begin
      mWnd := Findwindow(nil,pchar('Editor'));
      PostMessage(mWnd, WM_KEYDOWN, VK_NUMPAD0, 0);
    end
    else MessageDlg('notepad is not running.', mtInformation, [mbOk], 0);
end;
end;

end.