oterHeight > 0 ? implicitFooterHeight + spacing : 0))

    padding: 12

    background: Rectangle {
        color: control.palette.window
        border.color: control.palette.dark
    }

    header: Label {
        text: control.title
        visible: control.title
        elide: Label.ElideRight
        font.bold: true
        padding: 12
        background: Rectangle {
            x: 1; y: 1
            width: parent.width - 2
            height: parent.height - 1
            color: control.palette.window
        }
    }

    footer: DialogButtonBox {
        visible: count > 0
    }

    T.Overlay.modal: Rectangle {
        color: Color.transparent(control.palette.shadow, 0.5)
    }

    T.Overlay.modeless: Rectangle {
        color: Color.transparent(control.palette.shadow, 0.12)
    }
}