94 lines
2.7 KiB
Python
Executable file
94 lines
2.7 KiB
Python
Executable file
#!/usr/bin/env python
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import subprocess
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from functools import partial
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cmd_run = partial(subprocess.Popen, text=True, shell=True)
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def cmd_output(cmd):
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try:
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out = subprocess.check_output(cmd, text=True, shell=True).strip()
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except Exception:
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out = ''
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return out
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def execute(cmd):
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popen = subprocess.Popen(cmd, stdout=subprocess.PIPE,
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universal_newlines=True, text=True, shell=True)
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for stdout_line in iter(popen.stdout.readline, ""):
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yield stdout_line
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popen.stdout.close()
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return_code = popen.wait()
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if return_code:
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raise subprocess.CalledProcessError(return_code, cmd)
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def is_fullscreen(wid):
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return cmd_output(f'bspc query -N -n {wid}.fullscreen').strip()
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def is_floating(wid):
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return cmd_output(f'bspc query -N -n {wid}.floating').strip()
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def get_class(wid):
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out = cmd_output(f'xprop -id {wid} | grep WM_CLASS')
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if out:
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out = out.split(' = ')[1].split(', ')
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return (out[0].strip('"'), out[1].strip('"'))
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else:
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return ''
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def get_pid(wid):
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out = cmd_output(f'xprop -id {wid} | grep WM_PID')
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if out:
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return out.split(' = ')[1]
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else:
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return ''
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def is_child(pid, child_pid):
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tree = cmd_output(f'pstree -T -p {pid}')
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for line in tree.split('\n'):
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if child_pid in line:
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return True
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return False
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def swallow():
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swallowed = {}
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for event in execute('bspc subscribe node'):
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event = event.split()
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if event[0] == 'node_add':
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new_wid = event[-1]
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last_wid = cmd_output('bspc query -N -d -n last.window')
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if(get_class(last_wid)[0] != 'Alacritty'):
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continue
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if any([is_floating(new_wid), is_floating(last_wid),
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is_fullscreen(new_wid), is_fullscreen(last_wid)]):
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continue
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new_pid = get_pid(new_wid)
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last_pid = get_pid(last_wid)
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if not all([new_pid, last_pid]):
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continue
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if is_child(last_pid, new_pid):
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cmd_run(f'bspc node --swap {last_wid} --follow')
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cmd_run(f'bspc node {new_wid} --flag private=on')
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cmd_run(f'bspc node {last_wid} --flag hidden=on')
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cmd_run(f'bspc node {last_wid} --flag private=on')
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swallowed[new_wid] = last_wid
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if event[0] == 'node_remove':
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removed_wid = event[-1]
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if removed_wid in swallowed.keys():
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swallowed_id = swallowed[removed_wid]
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cmd_run(f'bspc node {swallowed_id} --flag hidden=off')
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cmd_run(f'bspc node --focus {swallowed_id}')
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if __name__ == '__main__':
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swallow()
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