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import Qt 4.7

Item {

    id: slider; width: 400; height: 16

    // value is read/write.

    property real value

    onValueChanged: { handle.x = 2 + (value - minimum) * slider.xMax / (maximum - minimum); }

    property real maximum: 1

    property real minimum: 1

    property int xMax: slider.width - handle.width - 4

    Rectangle {

        anchors.fill: parent

        border.color: "white"; border.width: 0; radius: 8

        gradient: Gradient {

            GradientStop { position: 0.0; color: "#66343434" }

            GradientStop { position: 1.0; color: "#66000000" }

        }

    }

    Rectangle {

        id: handle; smooth: true

        x: slider.width / 2 - handle.width / 2; y: 2; width: 30; height: slider.height-4; radius: 6

        gradient: Gradient {

            GradientStop { position: 0.0; color: "lightgray" }

            GradientStop { position: 1.0; color: "gray" }

        }

        MouseArea {

            anchors.fill: parent; drag.target: parent

            drag.axis: Drag.XAxis; drag.minimumX: 2; drag.maximumX: slider.xMax+2

            onPositionChanged: { value = (maximum - minimum) * (handle.x-2) / slider.xMax + minimum; }

        }

    }

}