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import Qt 4.7

import "QWidgets" 1.0

Rectangle {

    id: window

    property int margin: 30

    width: 640; height: 480

    color: palette.window

    SystemPalette { id: palette }

    MyPushButton {

        id: button1

        x: margin; y: margin

        text: "Right"

        transformOriginPoint: Qt.point(width / 2, height / 2)

        onClicked: window.state = "right"

    }

    MyPushButton {

        id: button2

        x: margin; y: margin + 30

        text: "Bottom"

        transformOriginPoint: Qt.point(width / 2, height / 2)

        onClicked: window.state = "bottom"

    }

    MyPushButton {

        id: button3

        x: margin; y: margin + 60

        text: "Quit"

        transformOriginPoint: Qt.point(width / 2, height / 2)

        onClicked: Qt.quit()

    }

    states: [

        State {

            name: "right"

            PropertyChanges { target: button1; x: window.width - width - margin; text: "Left"; onClicked: window.state = "" }

            PropertyChanges { target: button2; x: window.width - width - margin }

            PropertyChanges { target: button3; x: window.width - width - margin }

            PropertyChanges { target: window; color: Qt.darker(palette.window) }

        },

        State {

            name: "bottom"

            PropertyChanges { target: button1; y: window.height - height - margin; rotation: 180 }

            PropertyChanges {

                target: button2

                x: button1.x + button1.width + 10; y: window.height - height - margin

                rotation: 180

                text: "Top"

                onClicked: window.state = ""

            }

            PropertyChanges { target: button3; x: button2.x + button2.width + 10; y: window.height - height - margin;  rotation: 180 }

            PropertyChanges { target: window; color: Qt.lighter(palette.window) }

        }

    ]

    transitions: Transition {

        ParallelAnimation {

            NumberAnimation { properties: "x,y,rotation"; duration: 600; easing.type: Easing.OutQuad }

            ColorAnimation { target: window; duration: 600 }

        }

    }

}