132 lines
3.1 KiB
Lua
Executable File
132 lines
3.1 KiB
Lua
Executable File
local awful = require("awful")
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local wibox = require("wibox")
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local beautiful = require("beautiful")
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local timer = require("gears.timer")
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local string = string
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local tonumber = tonumber
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local os = {
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getenv = os.getenv,
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execute = os.execute
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}
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local io = {
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popen = io.popen,
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open = io.open,
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close = io.close
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}
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local table = {
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insert = table.insert
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}
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local volume_widget = {}
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local img = nil
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local tb = nil
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local initialized = false
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local channel = ""
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local mode = ""
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local mute = ""
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local unmute = ""
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local unmute2 = ""
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local up = ""
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local down = ""
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local value = nil
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local vol = 0
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function volume_widget.init(a_mode, a_channel)
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img = wibox.widget.imagebox()
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tb = wibox.widget.textbox("N/A%")
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mode = a_mode
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channel = a_channel
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if mode == "oss" then
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up = "ossmix " .. channel .. " +2"
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down = "ossmix " .. channel .. " -- -2"
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mute = "ossmix " .. channel .. " 0"
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unmute = "ossmix " .. channel .. " "
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value = function() return io.popen("ossmix " .. channel):read("*a"):match("(%d+)") end
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initialized = true
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elseif mode == "alsa" then
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up = "amixer sset " .. channel .. " 2%+"
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down = "amixer sset " .. channel .. " 2%-"
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mute = "amixer sset " .. channel .. " 0"
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unmute = "amixer sset " .. channel .. " "
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unmute2 = "%"
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value = function() return io.popen("amixer get " .. channel):read("*a"):match("(%d+)%%") end
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initialized = true
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end
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volume_widget.volume(display)
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local but = awful.util.table.join(
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awful.button({ }, 3, function () volume_widget.volume("mute") end),
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awful.button({ }, 4, function () volume_widget.volume("up") end),
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awful.button({ }, 5, function () volume_widget.volume("down") end)
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)
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tb:buttons(but)
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img:buttons(but)
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local tm = timer { timeout = 7, }
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tm:connect_signal("timeout", function() volume_widget.volume("display") end)
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tm:start()
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end
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function volume_widget.volume(mode)
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if mode == "up" then
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os.execute(up .. " >/dev/null")
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elseif mode == "down" then
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os.execute(down .. " >/dev/null")
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elseif mode == "mute" then
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--The mute option is useless without ossvol, ossmix does not navitely support muting
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--awful.util.spawn("ossvol -t")
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local volume = value()
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volume = tonumber(volume)
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if volume == 0 then
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os.execute(unmute .. vol .. unmute2 .. " >/dev/null")
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else
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vol = volume
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os.execute(mute .. " >/dev/null")
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end
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end
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local volume = tonumber(value())
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display(volume)
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end
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function display(volume)
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if volume == nil then
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vol_lvl = "mute"
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volume = 0
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elseif volume == 0 then
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vol_lvl = "mute"
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elseif volume < 25 then
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vol_lvl = "low"
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elseif volume < 50 then
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vol_lvl = "med"
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elseif volume < 75 then
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vol_lvl = "med2"
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else
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vol_lvl = "high"
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end
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img:set_image(beautiful["vol_" .. vol_lvl])
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tb:set_text(volume .."%")
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end
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function volume_widget.textbox()
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return tb
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end
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function volume_widget.imagebox()
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return img
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end
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return volume_widget
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