helm/bin/bspwm/subtract-presel

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#!/usr/bin/env cached-nix-shell
#! nix-shell -i zsh -p jshon wmutils-core
# Script: bspc-subtract-presel
# Author: Henrik Lissner (w/ credit to @Chrysostomus)
# Usage:
# bspc-resize-to-presel
#
# (Adapted from Chrysostomus/bspwm-scripts/bin/resizetopresel.sh)
#
# This script resizes the current window by "subtracting" the bspwm preselection
# on the current node. In English, that means this will reduce the window's
# width by 20%:
#
# bspc node -p east -o 0.2 && bspc-subtract-presel
#
# NOTE: We use zsh for this because bash chokes on float arithmetic.
# Check if the brother node is a receptacle
if [[ $(bspc query -T -n @brother/ | jshon -e client) = null ]]; then
# Yep, it's a receptacle. Get the real dimensions
eval $(grep "window_gap" ~/.config/bspwm/rc.d/theme | tr -cd [0-9])
# Get orientation
wattr xywh $(pfw) | read focused_x focused_y focused_width focused_height
receptacle_y=$(bspc query -T -n @brother/ | jshon -e rectangle -e y)
if [[ "$focused_y" -eq "$receptacle_y" ]]; then
receptacle_width=$(bspc query -T -n @brother/ | jshon -e rectangle -e width)
receptacle_x=$(bspc query -T -n @brother/ | jshon -e rectangle -e x)
# receptacle and window have the same height, so they are side by side
if [[ receptacle_x -gt focused_x ]]; then
echo "receptacle is right of the window"
# get the true window dimension
true_dim=$(( receptacle_width + gap ))
# kill the repectacle
for i in $(bspc query -N -n .leaf.!window.local); do bspc node $i -k; done
# resize the window
bspc node @east -r -$true_dim || bspc node @west -r +$true_dim
else
echo "receptacle is left of the window"
# get the true window dimension
true_dim=$(( receptacle_width + gap ))
# kill the repectacle
for i in $(bspc query -N -n .leaf.!window.local); do bspc node $i -k; done
# resize the window
bspc node @west -r +$true_dim || bspc node @east -r -$true_dim
fi
else
receptacle_height=$(bspc query -T -n @brother/ | jshon -e rectangle -e height)
# width is necessarily equal if height is not, because the nodes are
# brothers Window are on the top of each other
if [[ receptacle_y -gt focused_y ]]; then
echo "receptacle is below the window"
# get the true window dimension
true_dim=$(( receptacle_height + gap))
# kill the repectacle
for i in $(bspc query -N -n .leaf.!window.local); do bspc node $i -k; done
# resize the window
bspc node @south -r -$true_dim || bspc node @north -r +$true_dim
else
echo "receptacle is above the window"
# get the true window dimension
true_dim=$(( receptacle_height + gap))
# kill the repectacle
for i in $(bspc query -N -n .leaf.!window.local); do bspc node $i -k; done
# resize the window
bspc node @north -r +$true_dim || bspc node @south -r -$true_dim
fi
fi
echo $true_dim
exit 0
fi
# If the focused window is not preselected, do nothing
[[ "$(bspc query -T -n focused | jshon -e presel)" == null ]] && exit 0
dir=$(bspc query -T -n focused | jshon -e presel -e splitDir | tr -d \")
ratio=$(bspc query -T -n focused | jshon -e presel -e splitRatio)
case "$dir" in
west)
cur=$(bspc query -T -n focused | jshon -e rectangle -e width)
bspc node @west -r +$((${cur}*${ratio})) || \
bspc node @east -r -$((${cur}*${ratio}))
;;
east)
cur=$(bspc query -T -n focused | jshon -e rectangle -e width)
bspc node @east -r -$((${cur}*(1.0-${ratio}))) || \
bspc node @west -r +$((${cur}*${ratio}))
;;
north)
cur=$(bspc query -T -n focused | jshon -e rectangle -e height)
bspc node @north -r +$((${cur}*${ratio})) || \
bspc node @south -r -$((${cur}*${ratio}))
;;
south)
cur=$(bspc query -T -n focused | jshon -e rectangle -e height)
bspc node @south -r -$(( ${cur} * (1.0 - ${ratio}) )) || \
bspc node @north -r +$(( ${cur} * ${ratio} ))
esac
bspc node -p cancel