From 8d501f4b3ca94fa6609d35ae595b70e0a8222014 Mon Sep 17 00:00:00 2001
From: pmakhov <pavel.makhov@savoirfairelinux.com>
Date: Tue, 15 Aug 2017 20:52:28 -0400
Subject: added volumebar widget

---
 volumebar-widget/volumebar.lua | 58 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 volumebar-widget/volumebar.lua

diff --git a/volumebar-widget/volumebar.lua b/volumebar-widget/volumebar.lua
new file mode 100644
index 0000000..87448b7
--- /dev/null
+++ b/volumebar-widget/volumebar.lua
@@ -0,0 +1,58 @@
+local awful = require("awful")
+local gears = require("gears")
+local spawn = require("awful.spawn")
+local watch = require("awful.widget.watch")
+local wibox = require("wibox")
+
+local request_command = 'amixer -D pulse sget Master'
+
+local bar_color = "#74aeab"
+local mute_color = "#ff0000"
+local background_color = "#3a3a3a"
+
+
+volumebar_widget = wibox.widget {
+    max_value = 1,
+    forced_width = 50,
+    paddings = 0,
+    border_width = 0.5,
+    color = bar_color,
+    background_color = background_color,
+    shape = gears.shape.bar,
+    clip = true,
+    margins       = {
+        top = 10,
+        bottom = 10,
+    },
+    set_value = function(self, value)
+        self.value = value
+    end,
+    widget = wibox.widget.progressbar
+}
+
+local update_graphic = function(widget, stdout, _, _, _)
+    local mute = string.match(stdout, "%[(o%D%D?)%]")
+    local volume = string.match(stdout, "(%d?%d?%d)%%")
+    volume = tonumber(string.format("% 3d", volume))
+
+    if mute == "off" then
+        widget.color = mute_color
+        widget.value = volume / 100;
+    else
+        widget.color = bar_color
+        widget.value = volume / 100;
+    end
+end
+
+volumebar_widget:connect_signal("button::press", function(_,_,_,button)
+    if (button == 4)     then awful.spawn("amixer -D pulse sset Master 5%+", false)
+    elseif (button == 5) then awful.spawn("amixer -D pulse sset Master 5%-", false)
+    elseif (button == 1) then awful.spawn("amixer -D pulse sset Master toggle", false)
+    end
+
+    spawn.easy_async(request_command, function(stdout, stderr, exitreason, exitcode)
+        update_graphic(volumebar_widget, stdout, stderr, exitreason, exitcode)
+    end)
+end)
+
+watch(request_command, 1, update_graphic, volumebar_widget)
-- 
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