ing + rightPadding,
                            implicitHeaderWidth,
                            implicitFooterWidth)
    implicitHeight: Math.max(implicitBackgroundHeight + topInset + bottomInset,
                             contentHeight + topPadding + bottomPadding
                             + (implicitHeaderHeight > 0 ? implicitHeaderHeight + spacing : 0)
                             + (implicitFooterHeight > 0 ? implicitFooterHeight + spacing : 0))

    padding: 24
    verticalPadding: 18

    background: Rectangle {
        color: control.Universal.chromeMediumLowColor
        border.color: control.Universal.chromeHighColor
        border.width: 1 // FlyoutBorderThemeThickness
    }

    header: Label {
        text: control.title
        visible: control.title
        elide: Label.ElideRight
        topPadding: 18
        leftPadding: 24
        rightPadding: 24
        // TODO: QPlatformTheme::TitleBarFont
        font.pixelSize: 20
        background: Rectangle {
            x: 1; y: 1 // // FlyoutBorderThemeThickness
            color: control.Universal.chromeMediumLowColor
            width: parent.width - 2
            height: parent.height - 1
        }
    }

    footer: DialogButtonBox {
        visible: count > 0
    }

    T.Overlay.modal: Rectangle {
        color: control.Universal.baseLowColor
    }

    T.Overlay.modeless: Rectangle {
        color: control.Universal.baseLowColor
    }
}