helm/home/profiles/desktop/bin/bspswallow
Anish Lakhwara b63a8318a9 bspswallow
2022-12-30 21:05:46 +10:00

72 lines
1.9 KiB
Bash

#!/bin/sh
# Get class of a wid
get_class() {
id=$1
if [ -z "$id" ]; then
echo ""
else
xprop -id "$id" | sed -n \
-e '/WM_CLASS/s/\( "\)/\n/g; s/[^\n]*\n\([^"]*\)[^\n]*/\1\n/g' \
-e '/WM_COMMAND/s/[^"]*/\n\n/1; s/\n"//1; s/\n\([^"]*\)".*/\n\1/; /\n/p' | sed '/^$/d' | head -n1
fi
}
get_pid() {
xprop _NET_WM_PID -id "$1" | awk '/[0-9]+/ {print $3}'
}
get_ppid() {
ps -o ppid= -p $1
}
check_swallowing_process() {
pid=$(get_pid $1)
[ -z $pid ] && return 0
gppid=$(get_ppid $(get_ppid $pid))
grep -i "^$(ps -o cmd= -p $gppid | awk '{print $1}' | sed 's_^.*/__')$" ~/.config/bspwm/terminals && return 0
[ "$(get_ppid "$(get_ppid "$(get_pid "$1")")")" = "$(get_pid "$2")" ] && return 0 || return 1
}
swallow() {
addedtodesktop=$2
lasttermdesktop=$(bspc query -D -n last)
swallowerid=$1
swallowingid=$(bspc query -N -n last)
if [ "$addedtodesktop" = "$lasttermdesktop" ] && check_swallowing_process "$swallowerid" "$swallowingid"; then
grep -q "^$(get_class "$swallowerid")$" ~/.config/bspwm/{noswallow, terminals} && return
grep -i "^$(get_class "$swallowingid")$" ~/.config/bspwm/terminals || return
echo "$swallowerid $swallowingid" >> /tmp/swallowids
bspc node "$swallowingid" --flag hidden=on
fi
}
spit() {
spitterid=$1
spitterdesktop=$2
grep "^$spitterid" /tmp/swallowids || return
spittingid=$(grep "^$spitterid" /tmp/swallowids | head -n1 | awk '{print $2}')
bspc node "$spittingid" --flag hidden=off
termdesktop=$(bspc query -D -n "$spittingid")
[ "$termdesktop" = "$spitterdesktop" ] || bspc node "$spittingid" -d "$spitterdesktop"
bspc node "$spittingid" -f
sed -i "/^$spitterid/d" /tmp/swallowids
}
bspc subscribe node_add node_remove | while read -r event
do
case $(echo "$event" | awk '{ print $1 }') in
node_add)
swallow $(echo "$event" | awk '{print $5 " " $3}')
;;
node_remove)
spit $(echo "$event" | awk '{print $4 " " $3}')
;;
esac
done