Reno is the second iteration of the AWMTK-powered AwesomeWM config.
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-- This file is part of Reno desktop.
--
-- Reno desktop is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
--
-- Reno desktop is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
--
-- You should have received a copy of the GNU General Public License along with Reno desktop. If not, see <https://www.gnu.org/licenses/>.
-- Pulseaudio per-client volume setting
local awful = require("awful")
local gears = require("gears")
local wibox = require("wibox")
local awmtk2 = require("awmtk2")
local fastyaml = require("parsers").fast_split_yaml
local beautiful = require("beautiful")
local ask = require("asckey")
local pactl_data = {}
local test_pactl = os.execute("pactl --version")
local result = test_pactl
if _VERSION:match("5.1") then
result = (test_pactl == 0)
end
if not result then
return
end
local function get_icon(percent)
if percent >= 66 then
return beautiful["volume-high-symbolic"]
elseif percent >= 33 then
return beautiful["volume-medium-symbolic"]
elseif percent > 0 then
return beautiful["volume-low-symbolic"]
else
return beautiful["volume-muted-symbolic"]
end
end
return function(args)
local style = awmtk2.create_style("client_volume",
awmtk2.generic.oneline_widget, args.style)
local templates = awmtk2.create_template_lib("client_volume",awmtk2.templates,args.templates)
local t = awmtk2.build_templates(templates,style)
local widget = wibox.widget(t.container({
t.center({
id = "client_volume_icon",
widget = wibox.widget.imagebox
}),
t.textbox({
id = "error"
}),
t.slider({
minimum = 0,
maximum = 100,
id = "client_volume",
value = -1
}),
layout = wibox.layout.fixed.horizontal
}))
local errorbox = widget:get_children_by_id("error")[1]
local icon = widget:get_children_by_id("client_volume_icon")[1]
local slider = widget:get_children_by_id("client_volume")[1]
-- Local tracking value to prevent zero volume on start
local slider_touched = false
-- Get initial pactl data
awful.spawn.easy_async("pactl list sink-inputs",function(stdout)
local pactl_data = fastyaml(stdout)
end)
-- Attach to focus change
client.connect_signal("update_volume",function(c)
awful.spawn.easy_async("pactl list sink-inputs",function(stdout)
local pactl_data = fastyaml(stdout)
local cl
for k,v in pairs(pactl_data) do
if not c then return end
if v:match("application.process.id = \""..tostring(c.pid).."\"") then
cl = v
end
end
if not cl then
slider.visible = false
errorbox.visible = true
errorbox:set_markup("No sound/Not available")
icon:set_image(beautiful["volume-muted-symbolic"])
return
end
local volume = tonumber(cl:match("Volume:[^\n]-(%d*)%%"))
slider.visible = true
errorbox.visible = false
icon:set_image(get_icon(volume))
slider.value = volume
touched = true
end)
end)
client.connect_signal("focus",function(c)
touched = false
c:emit_signal("update_volume")
end)
local update_timer = gears.timer({
timeout = 0.5,
autostart = true,
callback = function()
if client.focus then
client.focus:emit_signal("update_volume")
end
end
})
-- Async lock to prevent callback interference
local volume_lock = false
-- Function to set client volume
local function volume(volume)
if volume_lock then return end
volume_lock = true
awful.spawn.easy_async("pactl list sink-inputs",function(stdout)
local pactl_data = fastyaml(stdout)
local cl = {}
if not (client.focus and client.focus.pid) then
volume_lock = false
return
end
for k,v in pairs(pactl_data) do
if v:match("application.process.id = \""..tostring(client.focus.pid).."\"") then
local sink_id = v:match("^%s*Sink Input #(%d+)")
if sink_id then
print(sink_id, volume)
awful.spawn("pactl set-sink-input-volume "..tostring(sink_id).." "..tostring(volume).."%")
end
end
end
volume_lock = false
end)
end
-- Attach change to slider
slider:connect_signal("widget::redraw_needed",function(widget)
if touched then
volume(slider.value)
update_timer:again()
end
end)
root.keys(gears.table.join(
root.keys(),
ask.k(":client.volume_up", function()
volume("+5")
end,{description = "increase client volume", group = "client"}),
ask.k(":client.volume_down", function()
volume("-5")
end,{description = "decrease client volume", group = "client"}),
ask.k(":client.volume_mute", function()
volume(0)
end,{description = "mute client", group = "client"})
))
return widget
end