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#!/usr/bin/env python3
# _*_ coding: utf-8 _*_
"""
This script uses the i3ipc python module to switch the layout splith / splitv
for the currently focused window, depending on its dimensions.
It works on both sway and i3 window managers.
Inspired by https://github.com/olemartinorg/i3-alternating-layout
Author: Piotr Miller
e-mail: nwg.piotr@gmail.com
Project: https://github.com/nwg-piotr/autotiling
License: GPL3
Dependencies: python-i3ipc>=2.0.1 (i3ipc-python)
"""
import argparse
import sys
from functools import partial
from i3ipc import Connection, Event
def switch_splitting(i3, e, debug):
try:
con = i3.get_tree().find_focused()
if con:
if con.floating: # We're on i3: on sway it would be None
is_floating = '_on' in con.floating # May be 'auto_on' or 'user_on'
is_full_screen = con.fullscreen_mode == 1
else: # We are on sway
is_floating = con.type == 'floating_con'
# On sway on 1st focus the parent container returns 1, then forever the focused container itself
is_full_screen = con.fullscreen_mode == 1 or con.parent.fullscreen_mode == 1
is_stacked = con.parent.layout == 'stacked'
is_tabbed = con.parent.layout == 'tabbed'
# Let's exclude floating containers, stacked layouts, tabbed layouts and full screen mode
if not is_floating and not is_stacked and not is_tabbed and not is_full_screen:
new_layout = 'splitv' if con.rect.height > con.rect.width else 'splith'
if new_layout != con.parent.layout:
result = i3.command(new_layout)
if result[0].success and debug:
print('Debug: Switched to {}'.format(new_layout), file=sys.stderr)
else:
print('Error: {}'.format(result[0].error), file=sys.stderr)
elif debug:
print('Debug: No focused container found', file=sys.stderr)
except Exception as e:
print('Error: {}'.format(e), file=sys.stderr)
def main():
parser = argparse.ArgumentParser()
parser.add_argument(
'--debug',
action='store_true',
help='Print debug messages to stderr'
)
args = parser.parse_args()
handler = partial(switch_splitting, debug=args.debug)
i3 = Connection()
i3.on(Event.WINDOW_FOCUS, handler)
i3.main()
if __name__ == "__main__":
main()
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