import QtQuick 1.0 Rectangle { color: "#ffffff" width: 320; height: 240 MouseArea { id: mouseRegion objectName: "mouseregion" anchors.fill: parent Rectangle { id: ball objectName: "ball" width: 20; height: 20 radius: 10 color: "#0000ff" x: { mouseRegion.mouseX } y: mouseRegion.mouseY } } }