Intentiator: added element don't trigger objectAdded

import QtQuick 2.1
import QtQuick.Controls 1.0

Rectangle {
    width: 360
    height: 360
    property var index: 0
    ListModel {
        id: citiesModel3
        ListElement { text: "0 - Oslo" }
    }

    Column {
        Rectangle {
            id: rect
            width: 50
            height: 100
            Instantiator {
                id: popupItems
                model: citiesModel3
                Text {
                    parent: rect
                    text: model["text"] || ""
                }
                onObjectAdded: print("onObjectAdded")
            }
        }

        Button {
            text: "append date"
            onClicked: {
                index++
                citiesModel3.append({ text: index + " - Oslo"})
            }
        }
        Label { text: "added element: " + index }
        Label { text: "model count: " + citiesModel3.count }
    }
}