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106 lines
2.4 KiB
106 lines
2.4 KiB
import subprocess
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from pathlib import Path
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import os
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ENCODING = "utf-8"
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XINPUT = "/ust/bin/xinput"
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def exec_xinput(args: list):
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args.insert(0, XINPUT)
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_read, _write = os.pipe()
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write_fd = os.fdopen(_write, "w", 0)
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os.read()
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def get_list_short():
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"""Returns string output of the `xinput --list --short` command encoded as
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UTF-8"""
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completed = subprocess.run(
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[XINPUT, "--list", "--short"], capture_output=True
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)
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return completed.stdout.decode(ENCODING)
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def get_list_short_with(id):
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"""Short List of the id
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Args:
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id (int): id registered in xinput
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Rises:
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ValueError: in case of id not found in devices
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"""
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completed = subprocess.run(
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[XINPUT, "--list", "--short", str(id)], capture_output=True
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)
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if completed.returncode == 0:
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return completed.stdout.decode(ENCODING)
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else:
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ValueError(f"id[{id}] is not registered")
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def reattach(id, master):
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"""Reattach a device to a master
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Args:
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id (str|int): name of the slave or id
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master (_type_): _description_
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TODO: Error handling should be done. BUT, if the master is not a master or
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id is not valid, xinput will not do anything and nothing bad will happen :)
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"""
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completed = subprocess.run(
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[XINPUT, "--reattach", str(id), str(master)], capture_output=True
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)
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return completed.returncode
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def get_ids():
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"""returns list of ids registered in xinput"""
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completed = subprocess.run(
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[XINPUT, "--list", "--id-only"], capture_output=True
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)
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return list(map(int, completed.stdout.decode(ENCODING).split()))
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def create_master(name: str = "touch"):
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"""Creates master with specified name
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Args:
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name (str, optional): name of the master. Defaults to 'touch'.
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"""
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completed = subprocess.run([XINPUT, "create-master", name])
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return completed.returncode
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def get_xi_id_by_name(name):
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"""find device id from name
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Args:
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name (str): name of the device
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"""
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completed = subprocess.run(
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[XINPUT, "list", "--id-only", name], capture_output=True
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)
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if completed.returncode == 1:
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return None
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else:
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return int(completed.stdout.decode(ENCODING))
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def map_to_output(output, device_id):
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# TODO
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pass
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def get_edid_dev_path():
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"""returns iterator of pathes of devices with edid
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devices which has EDID are monitors.
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"""
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return Path("/sys/devices").rglob("edid")
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