<hc>
    <icon icon="exchange" />
    <box width="65">
        <label id="device" style="bold" text="---" />
    </box>
    <icon icon="arrow-up" />
    <box width="80">
        <label id="up" text="---" />
    </box>
    <icon icon="arrow-down" />
    <box width="80">
        <label id="down" text="---" />
    </box>

    <dialog id="config-dialog" visible="False">
        <pad>
            <formline text="{Device}">
                <dropdown id="device" bind="device" />
            </formline>
        </pad>
    </dialog>
</hc>