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** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
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import QtQuick 2.8
import QtQuick.Templates 2.1 as T
import QtQuick.Controls.Universal 2.1

T.GroupBox {
    id: control

    implicitWidth: Math.max(background ? background.implicitWidth : 0,
                            label ? label.implicitWidth + leftPadding + rightPadding : 0,
                            contentWidth + leftPadding + rightPadding)
    implicitHeight: Math.max(background ? background.implicitHeight : 0, contentHeight + topPadding + bottomPadding)

    contentWidth: contentItem.implicitWidth || (contentChildren.length === 1 ? contentChildren[0].implicitWidth : 0)
    contentHeight: contentItem.implicitHeight || (contentChildren.length === 1 ? contentChildren[0].implicitHeight : 0)

    spacing: 12
    padding: 12
    topPadding: padding + (label && label.implicitWidth > 0 ? label.implicitHeight + spacing : 0)

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

        text: control.title
        font: control.font
        elide: Text.ElideRight
        horizontalAlignment: Text.AlignLeft
        verticalAlignment: Text.AlignVCenter

        opacity: enabled ? 1.0 : 0.2
        color: control.Universal.foreground
    }

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

        color: "transparent"
        border.color: control.Universal.chromeDisabledLowColor
    }
}
