added brightness notification script

.config/dunst/dunstrc

@@ -356,6 +356,12 @@
     # Icon for notifications with critical urgency, uncomment to enable
     #default_icon = /path/to/icon
 
+[Volume]
+    history_ignore = true
+
+[Brightness]
+    history_ignore = true
+
 # Every section that isn't one of the above is interpreted as a rules to
 # override settings for certain messages.
 #

.config/sway/config

@@ -245,8 +245,8 @@ bindsym XF86AudioRaiseVolume exec pactl set-sink-volume @DEFAULT_SINK@ +5% && /h
 bindsym XF86AudioLowerVolume exec pactl set-sink-volume @DEFAULT_SINK@ -5% && /home/emge/Scripts/volume-notif.sh
 bindsym XF86AudioMute exec pactl set-sink-mute @DEFAULT_SINK@ toggle && /home/emge/Scripts/volume-notif.sh
 bindsym XF86AudioMicMute exec pactl set-source-mute @DEFUALT_SOURCE@ toggle
-bindsym XF86MonBrightnessDown exec brightnessctl set 5%-
-bindsym XF86MonBrightnessUp exec brightnessctl set 5%+
+bindsym XF86MonBrightnessDown exec brightnessctl set 5%- && /home/emge/Scripts/brightness_notif.sh
+bindsym XF86MonBrightnessUp exec brightnessctl set 5%+ && /home/emge/Scripts/brightness_notif.sh
 
 #
 # Status Bar:

Scripts/brightness_notif.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+# dunst change brightness notification
+
+# set varialbe $brightness to current brightness level
+brightness=$(cat /sys/class/backlight/acpi_video0/actual_brightness)
+
+# set variable $max to current max brightness level
+max=$(cat /sys/class/backlight/acpi_video0/max_brightness)
+
+# calculate percentage
+brightness_percent=$(((brightness * 100) / max))
+
+# show brightness notification
+dunstify -u low -i brightness -h string:x-dunst-stack-tag:Brightness -h int:value:"$brightness_percent" "Brightness: ${brightness_percent}%"