Licensed under GNU General Public License v2
* (c) 2013, Luke Bonham
* (c) 2013, Rman
+
--]]
+local helpers = require("lain.helpers")
local awful = require("awful")
-local beautiful = require("beautiful")
local naughty = require("naughty")
-
-local io = io
-local math = { modf = math.modf }
-local string = { match = string.match,
- rep = string.rep }
+local wibox = require("wibox")
+local math = { modf = math.modf }
+local string = { format = string.format,
+ match = string.match,
+ rep = string.rep }
+local type = type
local tonumber = tonumber
-
local setmetatable = setmetatable
-- ALSA volume bar
-- lain.widgets.alsabar
-local alsabar =
-{
- channel = "Master",
- step = "5%",
-
- colors =
- {
- background = beautiful.bg_normal,
- mute = "#EB8F8F",
- unmute = "#A4CE8A"
- },
-
- mixer = terminal .. " -e alsamixer",
-
- notifications =
- {
- font = beautiful.font:sub(beautiful.font:find(""), beautiful.font:find(" ")),
- font_size = "11",
- bar_size = 18 -- Awesome default
- },
-
- _current_level = 0,
- _muted = false
+local alsabar = {
+ colors = {
+ background = "#000000",
+ mute = "#EB8F8F",
+ unmute = "#A4CE8A"
+ },
+
+ _current_level = 0,
+ _muted = false
}
-function alsabar:notify()
- local preset =
- {
- title = "", text = "",
- timeout = 3,
- font = alsabar.notifications.font .. " " .. alsabar.notifications.font_size,
- fg = beautiful.fg_focus
- }
-
- if alsabar._muted then
- preset.title = alsabar.channel .. " - Muted"
- else
- preset.title = alsabar.channel .. " - " .. alsabar._current_level * 100 .. "%"
- end
-
- local int = math.modf(alsabar._current_level * alsabar.notifications.bar_size)
- preset.text = "[" .. string.rep("|", int)
- .. string.rep(" ", alsabar.notifications.bar_size - int) .. "]"
-
- if alsabar._notify ~= nil then
- alsabar._notify = naughty.notify ({ replaces_id = alsabar._notify.id,
- preset = preset })
- else
- alsabar._notify = naughty.notify ({ preset = preset })
- end
-end
-
-function worker(args)
- local args = args or {}
- local width = args.width or 63
- local height = args.heigth or 1
- local ticks = args.ticks or true
+local function worker(args)
+ local 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 ticks = args.ticks or false
local ticks_size = args.ticks_size or 7
- local vertical = args.vertical or false
- alsabar.channel = args.channel or alsabar.channel
- alsabar.step = args.step or alsabar.step
- alsabar.colors = args.colors or alsabar.colors
- alsabar.notifications = args.notifications or alsabar.notifications
-
- alsabar.bar = awful.widget.progressbar()
- alsabar.bar:set_background_color(alsabar.colors.background)
- alsabar.bar:set_color(alsabar.colors.unmute)
+ local vertical = args.vertical or false
+
+ 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 = {}
+ 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 {
+ forced_height = height,
+ forced_width = width,
+ color = alsabar.colors.unmute,
+ background_color = alsabar.colors.background,
+ margins = 1,
+ paddings = 1,
+ ticks = ticks,
+ ticks_size = ticks_size,
+ widget = wibox.widget.progressbar,
+ layout = vertical and wibox.container.rotate
+ }
+
alsabar.tooltip = awful.tooltip({ objects = { alsabar.bar } })
- alsabar.bar:set_width(width)
- alsabar.bar:set_height(height)
- alsabar.bar:set_ticks(ticks)
- alsabar.bar:set_ticks_size(ticks_size)
- if vertical then
- alsabar.bar:set_vertical(true)
+ function alsabar.update(callback)
+ helpers.async(format_cmd, function(mixer)
+ local volu,mute = string.match(mixer, "([%d]+)%%.*%[([%l]*)")
+ if (volu and tonumber(volu) ~= alsabar._current_level) or (mute and string.match(mute, "on") ~= alsabar._muted) then
+ alsabar._current_level = tonumber(volu) or alsabar._current_level
+ alsabar.bar:set_value(alsabar._current_level / 100)
+ if (not mute and tonumber(volu) == 0) or mute == "off" then
+ alsabar._muted = true
+ alsabar.tooltip:set_text ("[Muted]")
+ alsabar.bar.color = alsabar.colors.mute
+ else
+ alsabar._muted = false
+ alsabar.tooltip:set_text(string.format("%s: %s", alsabar.channel, volu))
+ alsabar.bar.color = alsabar.colors.unmute
+ end
+
+ volume_now = {}
+ volume_now.level = tonumber(volu)
+ volume_now.status = mute
+
+ settings()
+
+ if type(callback) == "function" then callback() end
+ end
+ end)
end
- local myvolumebarupdate = function()
- -- Get mixer control contents
- local f = io.popen("amixer get " .. alsabar.channel)
- local mixer = f:read("*all")
- f:close()
-
- -- Capture mixer control state: [5%] ... ... [on]
- local volu, mute = string.match(mixer, "([%d]+)%%.*%[([%l]*)")
- -- Handle mixers without data
- if volu == nil then
- volu = 0
- mute = "off"
- end
-
- alsabar._current_level = tonumber(volu) / 100
- alsabar.bar:set_value(alsabar._current_level)
-
- if mute == "" and volu == "0" or mute == "off"
- then
- alsabar._muted = true
- alsabar.tooltip:set_text (" [Muted] ")
- alsabar.bar:set_color(alsabar.colors.mute)
- else
- alsabar._muted = false
- alsabar.tooltip:set_text(" " .. alsabar.channel .. ": " .. volu .. "% ")
- alsabar.bar:set_color(alsabar.colors.unmute)
- end
+ function alsabar.notify()
+ alsabar.update(function()
+ local preset = alsabar.notification_preset
+
+ if alsabar._muted then
+ preset.title = string.format("%s - Muted", alsabar.channel)
+ else
+ preset.title = string.format("%s - %s%%", alsabar.channel, alsabar._current_level)
+ end
+
+ int = math.modf((alsabar._current_level / 100) * awful.screen.focused().mywibox.height)
+ preset.text = string.format("[%s%s]", string.rep("|", int),
+ string.rep(" ", awful.screen.focused().mywibox.height - int))
+
+ 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
- local myvolumebartimer = timer({ timeout = 5 })
- myvolumebartimer:connect_signal("timeout", myvolumebarupdate)
- myvolumebartimer:start()
- myvolumebartimer:emit_signal("timeout")
-
- alsabar.bar:buttons (awful.util.table.join (
- awful.button ({}, 1, function()
- awful.util.spawn(alsabar.mixer)
- end),
- awful.button ({}, 3, function()
- awful.util.spawn("amixer sset " .. alsabar.channel .. " toggle")
- myvolumebarupdate()
- end),
- awful.button ({}, 4, function()
- awful.util.spawn("amixer sset " .. alsabar.channel .. " "
- .. alsabar.step .. "+")
- myvolumebarupdate()
- end),
- awful.button ({}, 5, function()
- awful.util.spawn("amixer sset " .. alsabar.channel .. " "
- .. alsabar.step .. "-")
- myvolumebarupdate()
- end)
- ))
-
- return { widget = alsabar.bar,
- channel = alsabar.channel,
- step = alsabar.step,
- notify = function()
- myvolumebarupdate()
- alsabar.notify()
- end
- }
+ helpers.newtimer(string.format("alsabar-%s-%s", alsabar.cmd, alsabar.channel), timeout, alsabar.update)
+
+ return alsabar
end
return setmetatable(alsabar, { __call = function(_, ...) return worker(...) end })
projects / etc / awesome.git / blobdiff