Sets the status of the menu item default state
#include <GuiMenu.au3>
_GUICtrlMenu_SetItemDefault ( $hMenu, $iItem [, $bState = True [, $bByPos = True]] )
| $hMenu | Handle of the menu | 
| $iItem | Identifier or position of the menu item | 
| $bState | [optional] Item state to set: True - State is enabled False - State is disabled | 
| $bByPos | [optional] Menu identifier flag: True - $iItem is a 0-based item position False - $iItem is a menu item identifier | 
| Success: | True. | 
| Failure: | False. | 
#include "Extras\HelpFileInternals.au3"
#include <GuiMenu.au3>
Global $g_hWnd
Example()
Func Example()
    Local $hMain, $hFile
    ; Open Notepad
    Run("notepad.exe")
    $g_hWnd = WinWaitActive("[CLASS:Notepad]")
    $hMain = _GUICtrlMenu_GetMenu($g_hWnd)
    $hFile = _GUICtrlMenu_GetItemSubMenu($hMain, 0)
    ; Get/Set File default item
    Writeln("Open is default: " & _GUICtrlMenu_GetItemDefault($hFile, 1))
    _GUICtrlMenu_SetItemDefault($hFile, 1)
    Writeln("Open is default: " & _GUICtrlMenu_GetItemDefault($hFile, 1))
    _NotepadForceClose($g_hWnd)
EndFunc   ;==>Example
; Write a line of text to Notepad
Func Writeln($sText, $hWnd = $g_hWnd)
    ControlSend($hWnd, "", ControlGetFocus($hWnd), $sText & @CRLF)
EndFunc   ;==>Writeln