From e85d353933dcfd9dfc9101a3b53616d07f0cba20 Mon Sep 17 00:00:00 2001
From: Nuno Silva <nuno.m.ribeiro.silva@tecnico.ulisboa.pt>
Date: Thu, 15 Apr 2021 23:03:13 +0100
Subject: brightness-widget: add tooltip showing current level

---
 brightness-widget/brightness.lua | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'brightness-widget/brightness.lua')

diff --git a/brightness-widget/brightness.lua b/brightness-widget/brightness.lua
index f222adc..0994ba7 100644
--- a/brightness-widget/brightness.lua
+++ b/brightness-widget/brightness.lua
@@ -42,6 +42,7 @@ local function worker(user_args)
     local step = args.step or 5
     local base = args.base or 20
     local level = 0 -- current brightness value
+    local tooltip = args.tooltip or false
     if program == 'light' then
         get_brightness_cmd = 'light -G'
         set_brightness_cmd = 'light -S ' -- <level>
@@ -163,6 +164,15 @@ local function worker(user_args)
 
     watch(get_brightness_cmd, timeout, update_widget, brightness_widget.widget)
 
+    if tooltip then
+        awful.tooltip {
+            objects        = { brightness_widget.widget },
+            timer_function = function()
+                return level .. " %"
+            end,
+        }
+    end
+
     return brightness_widget.widget
 end
 
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