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-- from https://awesome.naquadah.org/wiki/Volume_control_and_display
-- 2016-12-13
--local wibox = require("wibox")
--local awful = require("awful")
--
--volume_widget = wibox.widget.textbox()
--volume_widget:set_align("right")
--
--function update_volume(widget)
-- local fd = io.popen("amixer sget Master")
-- local status = fd:read("*all")
-- fd:close()
--
-- local volume = tonumber(string.match(status, "(%d?%d?%d)%%")) / 100
-- -- volume = string.format("% 3d", volume)
--
-- status = string.match(status, "%[(o[^%]]*)%]")
--
-- -- starting colour
-- local sr, sg, sb = 0x3F, 0x3F, 0x3F
-- -- ending colour
-- local er, eg, eb = 0xDC, 0xDC, 0xCC
--
-- local ir = math.floor(volume * (er - sr) + sr)
-- local ig = math.floor(volume * (eg - sg) + sg)
-- local ib = math.floor(volume * (eb - sb) + sb)
-- interpol_colour = string.format("%.2x%.2x%.2x", ir, ig, ib)
-- if string.find(status, "on", 1, true) then
-- volume = " <span background='#" .. interpol_colour .. "'> </span>"
-- else
-- volume = " <span color='red' background='#" .. interpol_colour .. "'> M </span>"
-- end
-- widget:set_markup(volume)
--end
--
--update_volume(volume_widget)
--
--mytimer = timer({ timeout = 1 })
--mytimer:connect_signal("timeout", function () update_volume(volume_widget) end)
--mytimer:start()
local wibox = require("wibox")
local awful = require("awful")
volume_widget = wibox.widget.textbox()
volume_widget:set_align("right")
function update_volume(widget)
local fd = io.popen("amixer sget Master")
local status = fd:read("*all")
fd:close()
-- local volume = tonumber(string.match(status, "(%d?%d?%d)%%")) / 100
local volume = string.match(status, "(%d?%d?%d)%%")
volume = string.format("%02d", volume)
status = string.match(status, "%[(o[^%]]*)%]")
if string.find(status, "on", 1, true) then
-- For the volume numbers
note = '♬'
volume = ' '.. note .. volume .. "%" .. " "
else
-- For the mute button
-- rest = '𝄻'
rest = '♬'
volume = " <span color='red'>".. rest .. volume .. "%" .. "</span> "
end
widget:set_markup(volume)
end
update_volume(volume_widget)
-- mytimer = timer({ timeout = 0.2 })
-- mytimer:connect_signal("timeout", function () update_volume(volume_widget) end)
-- mytimer:start()
dbus.request_name("session", "com.ch1p.avm")
dbus.add_match("session", "interface='com.ch1p.avm',member='valueChanged'")
dbus.connect_signal("com.ch1p.avm", function()
update_volume(volume_widget)
end
)
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