initial commit

xss-lock/dim-screen2.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+# Fade the screen and wait. Needs xbacklight.
+# When receiving SIGHUP, stop fading and set backlight to original brightness.
+# When receiving SIGTERM, wait a bit, and set backlight to original brightness
+# (this prevents the screen from flashing before it is turned completely off
+# by DPMS in the locker command).
+
+min_brightness=30
+fade_time=2000
+fade_steps=70
+
+BRIGHTNESS=$(xbacklight -get)
+trap "xbacklight -set $BRIGHTNESS" EXIT
+trap 'kill %%; exit 0' HUP
+trap 'sleep 1s; kill %%; exit 0' TERM
+
+xbacklight -time $fade_time -steps $fade_steps -set $min_brightness &
+wait
+sleep infinity & # No, sleeping in the foreground does not work
+wait