1 files changed, 66 insertions, 0 deletions
diff --git a/dwm_bar b/dwm_bar
new file mode 100755
index 0000000..487c9a3
--- /dev/null
+++ b/dwm_bar
@@ -0,0 +1,66 @@
+#!/bin/env sh
+
+# INIT
+printf "$$" > ~/.cache/pidofbar
+sec=0
+
+update_memory () { 
+	memory="$(free -h | sed -n "2s/\([^ ]* *\)\{2\}\([^ ]*\).*/\2/p")"
+}
+
+update_time () { 
+	time="$(date "+[  %a %d %b ] [  %I:%M %P ]")" 
+}
+
+update_bat () { 
+	# you might need to change the path depending on your device
+	read -r bat_status </sys/class/power_supply/BAT0/status
+	read -r bat_capacity </sys/class/power_supply/BAT0/capacity
+	if [ "$bat_status" = "Charging" ]; then
+		bat_status=""
+	elif [ "$bat_capacity" -gt 80 ]; then
+		bat_status=""
+	elif [ "$bat_capacity" -gt 60 ]; then
+		bat_status=""
+	elif [ "$bat_capacity" -gt 40 ]; then
+		bat_status=""
+	elif [ "$bat_capacity" -gt 20 ]; then
+		bat_status=""
+	else 
+		bat_status=""
+	fi
+	bat="$bat_status $bat_capacity%"
+}
+
+update_vol () { 
+	vol="$([ "$(pamixer --get-mute)" = "false" ] && printf ' ' || printf ' ')$(pamixer --get-volume)%"
+}
+
+# We have to run this only once.
+update_vol
+
+display () { 
+	xsetroot -name "[  $memory ] [ $vol ] $time"
+}
+
+# Handling receiving signal
+# RTMIN = 34 (always)
+trap	"update_vol;display"	"RTMIN"
+
+## kill -m "$(cat ~/.cache/pidofbar)"
+# where m = 34 + n
+
+while true
+do
+	sleep 1 &
+  wait && { 
+		# to update item ever n seconds with a offset of m
+		## [ $((sec % n)) -eq m ] && udpate_item
+		[ $((sec % 5 )) -eq 0 ] && update_time
+		[ $((sec % 15)) -eq 0 ] && update_memory
+
+		# how often the display updates ( 5 seconds )
+		[ $((sec % 5 )) -eq 0 ] && display
+		sec=$((sec + 1))
+	}
+done