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

Example()

Func Example()
    Local $idSlider

    ; Crée une GUI
    GUICreate("Slider Get Line Size", 400, 296)
    $idSlider = GUICtrlCreateSlider(2, 2, 396, 20, BitOR($TBS_TOOLTIPS, $TBS_AUTOTICKS, $TBS_ENABLESELRANGE))
    GUISetState(@SW_SHOW)

    ; Obtient Line Size
    MsgBox($MB_SYSTEMMODAL, "Information", "Line Size: " & _GUICtrlSlider_GetLineSize($idSlider))

    ; Définit Line Size
    _GUICtrlSlider_SetLineSize($idSlider, 4)

    ; Obtient Line Size
    MsgBox($MB_SYSTEMMODAL, "Information", "Line Size: " & _GUICtrlSlider_GetLineSize($idSlider))

    ; Boucle jusqu'à ce que l'utilisateur quitte.
    Do
    Until GUIGetMsg() = $GUI_EVENT_CLOSE
    GUIDelete()
EndFunc   ;==>Example