[i3blocks] Add brightness

i3blocks/brightness

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+
+output=eDP-1
+brightness=$(xrandr --verbose | grep Brightness | awk '{printf "%d", $2*100}')
+
+echo $brightness
+
+set_brightness() {
+    xrandr --output $output --brightness $(echo $1 | awk '{printf "%0.2f", $1/100}' )
+}
+
+case $BLOCK_BUTTON in
+    4) set_brightness $((brightness + 10 ))
+        ;; # scroll up
+
+    5) set_brightness $((brightness - 10 ))
+        ;; # scroll down
+esac

i3blocks/config

@@ -3,6 +3,11 @@ command=~/.config/i3blocks/$BLOCK_NAME
 separator_block_width=15
 markup=none
 
+[brightness]
+label=🔆
+interval=once
+signal=10
+
 [volume]
 label=🔈
 interval=once