166 lines
5.4 KiB
Lua
166 lines
5.4 KiB
Lua
--[[
|
|
|
|
Licensed under GNU General Public License v2
|
|
* (c) 2013, Luca CPZ
|
|
* (c) 2013, Rman
|
|
|
|
--]]
|
|
|
|
local helpers = require("lain.helpers")
|
|
local awful = require("awful")
|
|
local naughty = require("naughty")
|
|
local wibox = require("wibox")
|
|
local math = math
|
|
local string = string
|
|
local type = type
|
|
local tonumber = tonumber
|
|
|
|
-- ALSA volume bar
|
|
-- lain.widget.alsabar
|
|
|
|
local function factory(args)
|
|
local alsabar = {
|
|
colors = {
|
|
background = "#000000",
|
|
mute = "#EB8F8F",
|
|
unmute = "#A4CE8A"
|
|
},
|
|
|
|
_current_level = 0,
|
|
_playback = "off"
|
|
}
|
|
|
|
args = args or {}
|
|
|
|
local timeout = args.timeout or 5
|
|
local settings = args.settings or function() end
|
|
local width = args.width or 63
|
|
local height = args.height or 1
|
|
local margins = args.margins or 1
|
|
local ticks = args.ticks or false
|
|
local ticks_size = args.ticks_size or 7
|
|
local tick = args.tick or "|"
|
|
local tick_pre = args.tick_pre or "["
|
|
local tick_post = args.tick_post or "]"
|
|
local tick_none = args.tick_none or " "
|
|
|
|
alsabar.cmd = args.cmd or "amixer"
|
|
alsabar.channel = args.channel or "Master"
|
|
alsabar.togglechannel = args.togglechannel
|
|
alsabar.colors = args.colors or alsabar.colors
|
|
alsabar.followtag = args.followtag or false
|
|
alsabar.notification_preset = args.notification_preset
|
|
|
|
if not alsabar.notification_preset then
|
|
alsabar.notification_preset = { font = "Monospace 10" }
|
|
end
|
|
|
|
local format_cmd = string.format("%s get %s", alsabar.cmd, alsabar.channel)
|
|
|
|
if alsabar.togglechannel then
|
|
format_cmd = { awful.util.shell, "-c", string.format("%s get %s; %s get %s",
|
|
alsabar.cmd, alsabar.channel, alsabar.cmd, alsabar.togglechannel) }
|
|
end
|
|
|
|
alsabar.bar = wibox.widget {
|
|
color = alsabar.colors.unmute,
|
|
background_color = alsabar.colors.background,
|
|
forced_height = height,
|
|
forced_width = width,
|
|
margins = margins,
|
|
paddings = margins,
|
|
ticks = ticks,
|
|
ticks_size = ticks_size,
|
|
widget = wibox.widget.progressbar
|
|
}
|
|
|
|
alsabar.tooltip = awful.tooltip({ objects = { alsabar.bar } })
|
|
|
|
function alsabar.update(callback)
|
|
helpers.async(format_cmd, function(mixer)
|
|
local vol, playback = string.match(mixer, "([%d]+)%%.*%[([%l]*)")
|
|
|
|
if not vol or not playback then return end
|
|
|
|
if vol ~= alsabar._current_level or playback ~= alsabar._playback then
|
|
alsabar._current_level = tonumber(vol)
|
|
alsabar.bar:set_value(alsabar._current_level / 100)
|
|
if alsabar._current_level == 0 or playback == "off" then
|
|
alsabar._playback = playback
|
|
alsabar.tooltip:set_text("[Muted]")
|
|
alsabar.bar.color = alsabar.colors.mute
|
|
else
|
|
alsabar._playback = "on"
|
|
alsabar.tooltip:set_text(string.format("%s: %s", alsabar.channel, vol))
|
|
alsabar.bar.color = alsabar.colors.unmute
|
|
end
|
|
|
|
volume_now = {
|
|
level = alsabar._current_level,
|
|
status = alsabar._playback
|
|
}
|
|
|
|
settings()
|
|
|
|
if type(callback) == "function" then callback() end
|
|
end
|
|
end)
|
|
end
|
|
|
|
function alsabar.notify()
|
|
alsabar.update(function()
|
|
local preset = alsabar.notification_preset
|
|
|
|
preset.title = string.format("%s - %s%%", alsabar.channel, alsabar._current_level)
|
|
|
|
if alsabar._playback == "off" then
|
|
preset.title = preset.title .. " Muted"
|
|
end
|
|
|
|
-- tot is the maximum number of ticks to display in the notification
|
|
local tot = alsabar.notification_preset.max_ticks
|
|
|
|
if not tot then
|
|
local wib = awful.screen.focused().mywibox
|
|
-- if we can grab mywibox, tot is defined as its height if
|
|
-- horizontal, or width otherwise
|
|
if wib then
|
|
if wib.position == "left" or wib.position == "right" then
|
|
tot = wib.width
|
|
else
|
|
tot = wib.height
|
|
end
|
|
-- fallback: default horizontal wibox height
|
|
else
|
|
tot = 20
|
|
end
|
|
end
|
|
|
|
local int = math.modf((alsabar._current_level / 100) * tot)
|
|
preset.text = string.format(
|
|
"%s%s%s%s",
|
|
tick_pre,
|
|
string.rep(tick, int),
|
|
string.rep(tick_none, tot - int),
|
|
tick_post
|
|
)
|
|
|
|
if alsabar.followtag then preset.screen = awful.screen.focused() end
|
|
|
|
if not alsabar.notification then
|
|
alsabar.notification = naughty.notify {
|
|
preset = preset,
|
|
destroy = function() alsabar.notification = nil end
|
|
}
|
|
else
|
|
naughty.replace_text(alsabar.notification, preset.title, preset.text)
|
|
end
|
|
end)
|
|
end
|
|
|
|
helpers.newtimer(string.format("alsabar-%s-%s", alsabar.cmd, alsabar.channel), timeout, alsabar.update)
|
|
|
|
return alsabar
|
|
end
|
|
|
|
return factory
|