#include <GuiComboBoxEx.au3>
#include <GUIConstantsEx.au3>
#include <MsgBoxConstants.au3>

Example()

Func Example()
        Local $hGUI, $hCombo

        ; Create GUI
        $hGUI = GUICreate("ComboBoxEx Get Locale Country Language id", 400, 300)
        $hCombo = _GUICtrlComboBoxEx_Create($hGUI, "", 2, 2, 394, 100)
        GUISetState(@SW_SHOW)

        ; Add files
        _GUICtrlComboBoxEx_AddDir($hCombo, "", $DDL_DRIVES, False)

        ; Show locale, country code, language identifier, primary language id, sub-language id
        MsgBox($MB_SYSTEMMODAL, "Information", _
                        "Locale .................: " & _GUICtrlComboBoxEx_GetLocale($hCombo) & @CRLF & _
                        "Country code ........: " & _GUICtrlComboBoxEx_GetLocaleCountry($hCombo) & @CRLF & _
                        "Language identifier..: " & _GUICtrlComboBoxEx_GetLocaleLang($hCombo) & @CRLF & _
                        "Primary Language id : " & _GUICtrlComboBoxEx_GetLocalePrimLang($hCombo) & @CRLF & _
                        "Sub-Language id ....: " & _GUICtrlComboBoxEx_GetLocaleSubLang($hCombo))

        Do
        Until GUIGetMsg() = $GUI_EVENT_CLOSE
EndFunc   ;==>Example