SplitView does not react properly to an orientation change

import QtQuick 2.0
import QtQuick.Controls 1.0
import QtQuick.Dialogs 1.0
import QtQuick.Layouts 1.0

Rectangle {
    id: root
    width: 20
    height: 20

    SplitView {
        anchors.fill: parent
        id: splitView
        orientation: Qt.Horizontal
        Rectangle {
            width: 200
            height: 200
            color: "red"
            MouseArea {
                anchors.fill: parent
                onClicked: {
                    splitView.orientation = Qt.Horizontal
                }
            }
        }
        Rectangle {
            width: 200
            height: 200
            color: "yellow"
            MouseArea {
                anchors.fill: parent
                onClicked: {
                    splitView.orientation = Qt.Vertical
                    print("clicked")
                }
            }
        }
    }
}