#include <GUIConstantsEx.au3>
#include <GuiHeader.au3>

Example()

Func Example()
        Local $hGUI, $hHeader

        ; Create GUI
        $hGUI = GUICreate("Header", 400, 300)
        $hHeader = _GUICtrlHeader_Create($hGUI)
        _GUICtrlHeader_SetUnicodeFormat($hHeader, True)
        GUISetState(@SW_SHOW)

        ; Add columns
        _GUICtrlHeader_AddItem($hHeader, "Column 1", 100)
        _GUICtrlHeader_AddItem($hHeader, "Column 2", 100)
        _GUICtrlHeader_AddItem($hHeader, "Column 3", 100)
        _GUICtrlHeader_AddItem($hHeader, "Column 4", 100)

        ; Set up filters
        _GUICtrlHeader_EditFilter($hHeader, 0)
        Send("Filter 1")
        Sleep(1000)
        Send("{ENTER}")
        _GUICtrlHeader_EditFilter($hHeader, 1)
        Send("Filter 2")
        Sleep(1000)
        Send("{ENTER}")

        ; Clear all filters
        _GUICtrlHeader_ClearFilterAll($hHeader)

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