Add microphone overlay desktop element

config/awesome/elemental/microphone_overlay.lua

@@ -0,0 +1,40 @@
+local awful = require("awful")
+local wibox = require("wibox")
+local beautiful = require("beautiful")
+local helpers = require("helpers")
+
+local microphone_icon = ""
+local muted_color = x.color8
+local active_color = x.color1
+
+local microphone_overlay = wibox({
+    bg = x.color0.."99",
+    width = dpi(60),
+    height = dpi(60),
+    visible = false,
+    ontop = true,
+    type = "dock",
+    input_passthrough = true,
+    shape = helpers.rrect(beautiful.border_radius),
+})
+
+awful.placement.bottom_right(microphone_overlay, { margins = beautiful.useless_gap * 2 })
+
+local indicator = wibox.widget {
+    font = "icomoon 20",
+    align = "center",
+    valign = "center",
+    widget = wibox.widget.textbox(microphone_icon)
+}
+
+microphone_overlay:setup {
+    widget = indicator
+}
+
+awesome.connect_signal("evil::microphone", function(muted)
+    indicator.markup = helpers.colorize_text(microphone_icon, muted and muted_color or active_color)
+end)
+
+function microphone_overlay_toggle()
+    microphone_overlay.visible = not microphone_overlay.visible
+end

config/awesome/rc.lua

@@ -228,6 +228,8 @@ lock_screen.init()
 require("elemental.app_drawer")
 -- Window switcher
 require("elemental.window_switcher")
+-- Toggle-able microphone overlay
+require("elemental.microphone_overlay")
 
 -- >> Daemons
 -- Most widgets that display system/external info depend on evil.