volume_widget

local volumeImage = wibox.widget {
    image = path_to_icons.."audio-volume-high-symbolic.svg",
    resize = false,
    widget = wibox.widget.imagebox,
};

local volumeLevel = awful.widget.watch(
    'bash -c "amixer -D pulse sget Master | awk \'END{print $5;}\' | sed \'s/[][%?]//g\'"',
    10,
    function (widget, stdout)
        local level = tonumber(stdout);
        if level > 80 then
            volumeImage:set_image(path_to_icons.."audio-volume-high-symbolic.svg");
            widget:set_text(level);
        elseif level > 40 then
            volumeImage:set_image(path_to_icons.."audio-volume-medium-symbolic.svg");
            widget:set_text(level);
        else
            volumeImage:set_image(path_to_icons.."audio-volume-low-symbolic.svg");
            widget:set_text(level);
        end
    end
)

local volume = {
    {
        volumeImage;
        widget = wibox.container.margin,
        top = 7,
    },
    {
        volumeLevel;
        widget = wibox.container.margin,
        top = 2,
    },
    {
        percentSymbol,
        widget = wibox.container.margin,
        top = 2,
    },
    spacing = 3;
    layout = wibox.layout.fixed.horizontal;
}