import Qt 4.6
import Qt.widgets 4.6
Item {
    id: resizable
    width:400
    height:400

    GraphicsObjectContainer {
        anchors.fill:parent

        QGraphicsWidget {
            size.width:parent.width
            size.height:parent.height

            layout: QGraphicsLinearLayout {
                LayoutItem {
                    minimumSize: "100x100"
                    maximumSize: "300x300"
                    preferredSize: "100x100"
                    Rectangle { color: "yellow"; anchors.fill: parent }
                }
                LayoutItem {
                    minimumSize: "100x100"
                    maximumSize: "400x400"
                    preferredSize: "200x200"
                    Rectangle { color: "green"; anchors.fill: parent }
                }
            }
        }
    }
}