+++ /dev/null
-
---[[
-
- Licensed under GNU General Public License v2
- * (c) 2013, Luke Bonham
- * (c) 2013, Rman
-
---]]
-
-local helpers = require("lain.helpers")
-local awful = require("awful")
-local naughty = require("naughty")
-local wibox = require("wibox")
-local math = { modf = math.modf }
-local string = { format = string.format,
- gmatch = string.gmatch,
- match = string.match,
- rep = string.rep }
-local type = type
-local tonumber = tonumber
-local setmetatable = setmetatable
-
--- Pulseaudio volume bar
--- lain.widgets.pulsebar
-local pulsebar = {
- colors = {
- background = "#000000",
- mute = "#EB8F8F",
- unmute = "#A4CE8A"
- },
-
- _current_level = 0,
- _muted = false
-}
-
-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.heigth or 1
- local ticks = args.ticks or false
- local ticks_size = args.ticks_size or 7
- local vertical = args.vertical or false
- local scallback = args.scallback
-
- pulsebar.cmd = args.cmd or "pacmd list-sinks | sed -n -e '0,/*/d' -e '/base volume/d' -e '/volume:/p' -e '/muted:/p' -e '/device\\.string/p'"
- pulsebar.sink = args.sink or 0
- pulsebar.colors = args.colors or pulsebar.colors
- pulsebar.followtag = args.followtag or false
- pulsebar.notifications = args.notification_preset
-
- if not pulsebar.notification_preset then
- pulsebar.notification_preset = {}
- pulsebar.notification_preset.font = "Monospace 10"
- end
-
- pulsebar.bar = wibox.widget {
- forced_height = height,
- forced_width = width,
- color = pulsebar.colors.unmute,
- background_color = pulsebar.colors.background,
- margins = 1,
- paddings = 1,
- ticks = ticks,
- ticks_size = ticks_size,
- widget = wibox.widget.progressbar,
- layout = vertical and wibox.container.rotate
- }
-
- pulsebar.tooltip = awful.tooltip({ objects = { pulsebar.bar } })
-
- function pulsebar.update(callback)
- if scallback then pulseaudio.cmd = scallback() end
-
- helpers.async({ awful.util.shell, "-c", pulsebar.cmd }, function(s)
- volume_now = {
- index = string.match(s, "index: (%S+)") or "N/A",
- sink = string.match(s, "device.string = \"(%S+)\"") or "N/A",
- muted = string.match(s, "muted: (%S+)") or "N/A"
- }
-
- local ch = 1
- volume_now.channel = {}
- for v in string.gmatch(s, ":.-(%d+)%%") do
- volume_now.channel[ch] = v
- ch = ch + 1
- end
-
- volume_now.left = volume_now.channel[1] or "N/A"
- volume_now.right = volume_now.channel[2] or "N/A"
-
- local volu = volume_now.left
- local mute = volume_now.muted
-
- if (volu and volu ~= pulsebar._current_level) or (mute and mute ~= pulsebar._muted) then
- pulsebar._current_level = volu
- pulsebar.bar:set_value(pulsebar._current_level / 100)
- if (not mute and volu == 0) or mute == "yes" then
- pulsebar._muted = true
- pulsebar.tooltip:set_text ("[Muted]")
- pulsebar.bar.color = pulsebar.colors.mute
- else
- pulsebar._muted = false
- pulsebar.tooltip:set_text(string.format("%s: %s", pulsebar.sink, volu))
- pulsebar.bar.color = pulsebar.colors.unmute
- end
-
- settings()
-
- if type(callback) == "function" then callback() end
- end
- end)
- end
-
- function pulsebar.notify()
- pulsebar.update(function()
- local preset = pulsebar.notification_preset
-
- if pulsebar._muted then
- preset.title = string.format("Sink %s - Muted", pulsebar.sink)
- else
- preset.title = string.format("%s - %s%%", pulsebar.sink, pulsebar._current_level)
- end
-
- int = math.modf((pulsebar._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 pulsebar.followtag then preset.screen = awful.screen.focused() end
-
- if not pulsebar.notification then
- pulsebar.notification = naughty.notify {
- preset = preset,
- destroy = function() pulsebar.notification = nil end
- }
- else
- naughty.replace_text(pulsebar.notification, preset.title, preset.text)
- end
- end)
- end
-
- helpers.newtimer(string.format("pulsebar-%s", pulsebar.sink), timeout, pulsebar.update)
-
- return pulsebar
-end
-
-return setmetatable(pulsebar, { __call = function(_, ...) return worker(...) end })