Switch from slock to LightDM

- Add background process for light-locker
- lockcmd uses light-locker-command
- sleepcmd uses systemctl suspend

README.md

@@ -66,3 +66,6 @@ and (re)compiling the source code.
 * [Pulse Audio Volume Control](https://gist.github.com/palopezv/efd34059af6126ad970940bcc6a90f2e)
 * Media Play/Pause, Prev, and Next Keybindings via [Playerctl](https://github.com/altdesktop/playerctl)
   * Arch Community Repo: [playerctl](https://www.archlinux.org/packages/community/x86_64/playerctl/)
+* Use [light-locker](https://github.com/the-cavalry/light-locker) to lock screen with [LightDM](https://github.com/canonical/lightdm)
+  * Arch Community Repo: [lightdm](https://www.archlinux.org/packages/extra/x86_64/lightdm/)
+  * Arch Community Repo: [light-locker](https://www.archlinux.org/packages/community/x86_64/light-locker/)

autostart.sh

@@ -17,6 +17,7 @@ declare -a applications_array=(\
     "redshift-gtk" \                                            # Redshift Blue Light Filter
     "/usr/lib/polkit-gnome/polkit-gnome-authentication-agent-1" # GNOME Polkit Authentication Agent
     "slstatus" \                                                # slstatus status bar
+    "light-locker --lock-on-suspend --lock-on-lid" \            # LightDM Locker
     # Hardware Driver Applications
     "solaar --window=hide" \                                    # Logitech Mouse Driver
     "polychromatic-tray-applet" \                               # Razer Keyboard Customization

config.h

@@ -69,8 +69,8 @@ static const char deaddscriptpath[] = "/home/sravan/.config/deadd/open-notificat
 static const char *rofiruncmd[]			= { "rofi", "-show", "drun",	  NULL };
 static const char *roficlipcmd[]		= { "rofi", "-show", "clipboard", NULL };
 static const char *deaddcmd[]			= { "/bin/bash", deaddscriptpath, NULL };
-static const char *lockcmd[]			= { "slock", NULL };
-static const char *sleepcmd[]			= { "slock", "systemctl", "suspend", NULL };
+static const char *lockcmd[]			= { "light-locker-command", "--lock",  NULL };
+static const char *sleepcmd[]			= { "systemctl",			"suspend", NULL };
 static const char *termcmd[]			= { "alacritty", NULL };
 static const char *upvolcmd[]			= { "/usr/bin/pactl", "set-sink-volume", "@DEFAULT_SINK@", "+1%",     NULL };
 static const char *downvolcmd[]			= { "/usr/bin/pactl", "set-sink-volume", "@DEFAULT_SINK@", "-1%",     NULL };

dwm.1

@@ -84,12 +84,12 @@ Spawn
 .TP
 .B Mod1\-Shift\-l
 Spawn
-.BR slock(1)
+.BR light-locker(1)
 to lock screen.
 .TP
 .B Mod1\-Shift\-s
 Spawn
-.BR slock(1)
+.BR suspend(1)
 to lock screen and go to sleep.
 .TP
 .B Mod1\-,