(defwidget source-slider []
    (box :class "source-slider"
         :space-evenly true

        (overlay
            (scale :min 0
                   :max 100
                   :value "${volume_json.source}"
                   :orientation "horizontal"
                   :draw-value false
                   :flipped false
                   :onchange "wpctl set-volume @DEFAULT_AUDIO_SOURCE@ $(awk -v n={} 'BEGIN { print (n / 100) }')"
                   :class "output-volume-slider")

            (label :text "󰍬"
                   :xalign 0)
        )
    ) 
)