#include <GUIConstantsEx.au3>
#include <GuiListBox.au3>
#include <MsgBoxConstants.au3>
#include <WindowsConstants.au3>

Example()

Func Example()
        Local $sText, $idListBox

        ; Create GUI
        GUICreate("List Box Sort", 400, 296)
        $idListBox = GUICtrlCreateList("", 2, 2, 396, 296, BitOR($WS_BORDER, $WS_VSCROLL, $LBS_NOTIFY, $LBS_MULTIPLESEL, $LBS_SORT))
        GUISetState(@SW_SHOW)

        ; Add strings
        _GUICtrlListBox_BeginUpdate($idListBox)
        For $iI = 1 To 9
                $sText = StringFormat("%03d : Random string ", Random(1, 100, 1))
                For $iX = 1 To Random(1, 20, 1)
                        $sText &= Chr(Random(65, 90, 1))
                Next
                _GUICtrlListBox_AddString($idListBox, $sText)
        Next
        _GUICtrlListBox_InsertString($idListBox, "This is a test", 0) ; doesn't auto sort when using insert
        _GUICtrlListBox_EndUpdate($idListBox)

        ; Sort'em
        MsgBox($MB_SYSTEMMODAL, "Information", "Sort Data")
        _GUICtrlListBox_Sort($idListBox)

        ; Loop until the user exits.
        Do
        Until GUIGetMsg() = $GUI_EVENT_CLOSE
        GUIDelete()
EndFunc   ;==>Example