import QtQuick 2.1
Rectangle {
    width: 500
    height: 200

    Text {
        id: t
        anchors.fill: parent
        horizontalAlignment: Text.AlignHCenter
        font.pointSize: 20
        lineHeight: 0.7
        text: "good morning"
    }

    Timer {
        interval: 1500
        running: true
        repeat: true
        onTriggered: t.text = (t.text == "good morning" ? "people you query john" : "good morning")
    }
}