Changed rofi launch mode

brightness

@@ -0,0 +1,26 @@
+#!/bin/bash
+
+# base dir for backlight class
+basedir="/sys/class/backlight/"
+
+# get the backlight handler
+handler=$basedir$(ls $basedir)"/"
+
+# get current brightness
+old_brightness=$(cat $handler"brightness")
+
+# get max brightness
+max_brightness=$(cat $handler"max_brightness")
+
+# get current brightness %
+old_brightness_p=$(( 100 * $old_brightness / $max_brightness ))
+
+# calculate new brightness % 
+new_brightness_p=$(($old_brightness_p $1))
+
+# calculate new brightness value
+new_brightness=$(( $max_brightness * $new_brightness_p / 100 ))
+
+# set the new brightness value
+sudo chmod 666 $handler"brightness"
+echo $new_brightness > $handler"brightness"