#include <GUIConstantsEx.au3>
#include <GuiImageList.au3>
#include <GuiListView.au3>
#include <MsgBoxConstants.au3>

Example()

Func Example()
    Local $hImage, $idListview

    GUICreate("ListView Get Item Group ID", 400, 300)
    $idListview = GUICtrlCreateListView("", 2, 2, 394, 268)
    GUISetState(@SW_SHOW)

    ; Charge les images
    $hImage = _GUIImageList_Create()
    _GUIImageList_Add($hImage, _GUICtrlListView_CreateSolidBitMap($idListview, 0xFF0000, 16, 16))
    _GUIImageList_Add($hImage, _GUICtrlListView_CreateSolidBitMap($idListview, 0x00FF00, 16, 16))
    _GUIImageList_Add($hImage, _GUICtrlListView_CreateSolidBitMap($idListview, 0x0000FF, 16, 16))
    _GUICtrlListView_SetImageList($idListview, $hImage, 1)

    ; Ajoute des colonnes
    _GUICtrlListView_AddColumn($idListview, "Column 1", 100)
    _GUICtrlListView_AddColumn($idListview, "Column 2", 100)
    _GUICtrlListView_AddColumn($idListview, "Column 3", 100)

    ; Ajoute des éléments
    _GUICtrlListView_AddItem($idListview, "Row 1: Col 1", 0)
    _GUICtrlListView_AddSubItem($idListview, 0, "Row 1: Col 2", 1)
    _GUICtrlListView_AddSubItem($idListview, 0, "Row 1: Col 3", 2)
    _GUICtrlListView_AddItem($idListview, "Row 2: Col 1", 1)
    _GUICtrlListView_AddSubItem($idListview, 1, "Row 2: Col 2", 1)
    _GUICtrlListView_AddItem($idListview, "Row 3: Col 1", 2)

    ; >Construit des groupes
    _GUICtrlListView_EnableGroupView($idListview)
    _GUICtrlListView_InsertGroup($idListview, -1, 1, "Group 1")
    _GUICtrlListView_InsertGroup($idListview, -1, 2, "Group 2")
    _GUICtrlListView_SetItemGroupID($idListview, 0, 1)
    _GUICtrlListView_SetItemGroupID($idListview, 1, 2)
    _GUICtrlListView_SetItemGroupID($idListview, 2, 2)

    ; Affiche l'ID du groupe de l'élément 3
    MsgBox($MB_SYSTEMMODAL, "Information", "Item 3 Group ID: " & _GUICtrlListView_GetItemGroupID($idListview, 2))

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

    GUIDelete()
EndFunc   ;==>Example