import QtQuick 2.0 Rectangle { id: wrapper width: 600 height: 400 Rectangle { id: redRect width: 100; height: 100 color: Qt.rgba(1,0,0) Behavior on x { NumberAnimation { id: myAnim; objectName: "MyAnim"; target: redRect; property: "y"; to: 300; loops: Animation.Infinite} } } }