Cockpit-cpp/ZjQt/Run/QtQuick/Controls/Material/GroupBox.qml

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import QtQuick
import QtQuick.Templates as T
import QtQuick.Controls.Material
import QtQuick.Controls.Material.impl

T.GroupBox {
    id: control

    implicitWidth: Math.max(implicitBackgroundWidth + leftInset + rightInset,
                            contentWidth + leftPadding + rightPadding,
                            implicitLabelWidth + leftPadding + rightPadding)
    implicitHeight: Math.max(implicitBackgroundHeight + topInset + bottomInset,
                             contentHeight + topPadding + bottomPadding)

    spacing: 6
    padding: 12
    topPadding: Material.frameVerticalPadding + (implicitLabelWidth > 0 ? implicitLabelHeight + spacing : 0)
    bottomPadding: Material.frameVerticalPadding

    label: Text {
        x: control.leftPadding
        width: control.availableWidth

        text: control.title
        font: control.font
        color: control.enabled ? control.Material.foreground : control.Material.hintTextColor
        elide: Text.ElideRight
        verticalAlignment: Text.AlignVCenter
    }

    background: Rectangle {
        y: control.topPadding - control.bottomPadding
        width: parent.width
        height: parent.height - control.topPadding + control.bottomPadding

        radius: 2
        color: control.Material.elevation > 0 ? control.Material.backgroundColor : "transparent"
        border.color: control.Material.frameColor

        layer.enabled: control.enabled && control.Material.elevation > 0
        layer.effect: ElevationEffect {
            elevation: control.Material.elevation
        }
    }
}