Function Reference

_GUICtrlListSelectedIndex

Return the index of selected item

#Include <GuiList.au3>
_GUICtrlListSelectedIndex($h_listbox)

 

Parameters

$h_listbox control id/control hWnd

 

Return Value

In a single-selection list box, the return value is the zero-based
index of the currently selected item. If there is no selection,
the return value is $LB_ERR

 

Remarks

Do "NOT" use this with a multiple-selection list box.

 

Related

_GUICtrlListGetSelCount, _GUICtrlListGetSelItems, _GUICtrlListGetSelItemsText

 

Example


#include <GUIConstants.au3>
#include <GuiList.au3>

Opt ('MustDeclareVars', 1)

Dim $msg, $ret
Dim $listbox, $label

GUICreate("ListBox Current Selection Demo", 400, 250, -1, -1)

$listbox = GUICtrlCreateList("", 125, 40, 180, 120)
GUICtrlSetData($listbox, "test1|more testing|even more testing|demo|")
$label = GUICtrlCreateLabel("Item #", 150, 210, 120)

GUISetState()
While 1
    $msg = GUIGetMsg()
    Select
        Case $msg = $GUI_EVENT_CLOSE
            ExitLoop
        Case $msg = $listbox
            $ret = _GUICtrlListSelectedIndex ($listbox)
            If ($ret == $LB_ERR) Then
                MsgBox(16, "Error", "Unknown error from _GUICtrlListSelectedIndex")
            Else
                GUICtrlSetData($label, "Item #: " & $ret)
            EndIf
    EndSelect
WEnd