Retrieves the scroll rate for a month calendar control
#include <GuiMonthCal.au3>
_GUICtrlMonthCal_GetMonthDelta ( $hWnd )
| $hWnd | Control ID/Handle to the control | 
_GUICtrlMonthCal_SetMonthDelta
#include "Extras\HelpFileInternals.au3"
#include <GUIConstantsEx.au3>
#include <GuiMonthCal.au3>
#include <WindowsStylesConstants.au3>
Example()
Func Example()
    ; Create GUI
    GUICreate("Month Calendar Get/Set Month Delta (v" & @AutoItVersion & ")", 420, 300)
    Local $idMonthCal = GUICtrlCreateMonthCal("", 4, 4, -1, -1, BitOR($WS_BORDER, $MCS_MULTISELECT), 0x00000000)
    ; Create memo control
    _MemoCreate(4, 168, 412, 128, 0)
    GUISetState(@SW_SHOW)
    ; Get/Set month delta
    _GUICtrlMonthCal_SetMonthDelta($idMonthCal, 2)
    _MemoWrite("Month delta: " & _GUICtrlMonthCal_GetMonthDelta($idMonthCal))
    ; Loop until the user exits.
    Do
    Until GUIGetMsg() = $GUI_EVENT_CLOSE
    GUIDelete()
EndFunc   ;==>Example