One-KVM/kvmd/plugins/hid/otg/__init__.py
Devaev Maxim 1470ebe6fa hid leds
2020-02-28 04:44:05 +03:00

131 lines
5.2 KiB
Python

# ========================================================================== #
# #
# KVMD - The main Pi-KVM daemon. #
# #
# Copyright (C) 2018 Maxim Devaev <mdevaev@gmail.com> #
# #
# This program is free software: you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation, either version 3 of the License, or #
# (at your option) any later version. #
# #
# This program is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program. If not, see <https://www.gnu.org/licenses/>. #
# #
# ========================================================================== #
from typing import Dict
from typing import AsyncGenerator
from typing import Any
from .... import aiomulti
from ....yamlconf import Option
from ....validators.basic import valid_bool
from ....validators.basic import valid_int_f1
from ....validators.basic import valid_float_f01
from ....validators.os import valid_abs_path
from .. import BaseHid
from .keyboard import KeyboardProcess
from .mouse import MouseProcess
# =====
class Plugin(BaseHid):
def __init__( # pylint: disable=super-init-not-called
self,
keyboard: Dict[str, Any],
mouse: Dict[str, Any],
noop: bool,
) -> None:
self.__state_notifier = aiomulti.AioProcessNotifier()
self.__keyboard_proc = KeyboardProcess(noop=noop, state_notifier=self.__state_notifier, **keyboard)
self.__mouse_proc = MouseProcess(noop=noop, state_notifier=self.__state_notifier, **mouse)
@classmethod
def get_plugin_options(cls) -> Dict:
return {
"keyboard": {
"device": Option("", type=valid_abs_path, unpack_as="device_path"),
"select_timeout": Option(1.0, type=valid_float_f01),
"write_retries": Option(5, type=valid_int_f1),
"write_retries_delay": Option(0.1, type=valid_float_f01),
},
"mouse": {
"device": Option("", type=valid_abs_path, unpack_as="device_path"),
"select_timeout": Option(1.0, type=valid_float_f01),
"write_retries": Option(5, type=valid_int_f1),
"write_retries_delay": Option(0.1, type=valid_float_f01),
},
"noop": Option(False, type=valid_bool),
}
def start(self) -> None:
self.__keyboard_proc.start()
self.__mouse_proc.start()
async def get_state(self) -> Dict:
keyboard_state = await self.__keyboard_proc.get_state()
mouse_state = await self.__mouse_proc.get_state()
return {
"online": (keyboard_state["online"] and mouse_state["online"]),
"keyboard": {
"online": keyboard_state["online"],
"leds": {
"caps": keyboard_state["caps"],
"scroll": keyboard_state["scroll"],
"num": keyboard_state["num"],
},
},
"mouse": mouse_state,
}
async def poll_state(self) -> AsyncGenerator[Dict, None]:
prev_state: Dict = {}
while True:
state = await self.get_state()
if state != prev_state:
yield state
prev_state = state
await self.__state_notifier.wait()
async def reset(self) -> None:
self.__keyboard_proc.send_reset_event()
self.__mouse_proc.send_reset_event()
async def cleanup(self) -> None:
try:
self.__keyboard_proc.cleanup()
finally:
self.__mouse_proc.cleanup()
# =====
async def send_key_event(self, key: str, state: bool) -> None:
self.__keyboard_proc.send_key_event(key, state)
async def send_mouse_button_event(self, button: str, state: bool) -> None:
self.__mouse_proc.send_button_event(button, state)
async def send_mouse_move_event(self, to_x: int, to_y: int) -> None:
self.__mouse_proc.send_move_event(to_x, to_y)
async def send_mouse_wheel_event(self, delta_x: int, delta_y: int) -> None:
self.__mouse_proc.send_wheel_event(delta_x, delta_y)
async def clear_events(self) -> None:
self.__keyboard_proc.send_clear_event()
self.__mouse_proc.send_clear_event()