237 lines
7.5 KiB
Python
237 lines
7.5 KiB
Python
from pynput.keyboard import Key, Controller
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from pynput.keyboard._xorg import KeyCode
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from pynput._util.xorg import display_manager
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import Xlib
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from pynput._util.xorg import *
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import Xlib
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import os
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import sys
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import socket
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KeyCode._from_symbol("\0") # test
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DEAD_KEYS = {
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'`': 65104,
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'´': 65105,
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'^': 65106,
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'~': 65107,
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'¯': 65108,
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'˘': 65109,
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'˙': 65110,
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'¨': 65111,
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'˚': 65112,
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'˝': 65113,
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'ˇ': 65114,
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'¸': 65115,
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'˛': 65116,
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'℩': 65117, # ?
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'゛': 65118, # ?
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'゚ ': 65119,
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'ٜ': 65120,
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'↪': 65121,
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' ̛': 65122,
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}
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def my_keyboard_mapping(display):
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"""Generates a mapping from *keysyms* to *key codes* and required
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modifier shift states.
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:param Xlib.display.Display display: The display for which to retrieve the
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keyboard mapping.
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:return: the keyboard mapping
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"""
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mapping = {}
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shift_mask = 1 << 0
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group_mask = alt_gr_mask(display)
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# Iterate over all keysym lists in the keyboard mapping
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min_keycode = display.display.info.min_keycode
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keycode_count = display.display.info.max_keycode - min_keycode + 1
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for index, keysyms in enumerate(display.get_keyboard_mapping(
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min_keycode, keycode_count)):
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key_code = index + min_keycode
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# Normalise the keysym list to yield a tuple containing the two groups
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normalized = keysym_normalize(keysyms)
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if not normalized:
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continue
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# Iterate over the groups to extract the shift and modifier state
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for groups, group in zip(normalized, (False, True)):
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for keysym, shift in zip(groups, (False, True)):
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if not keysym:
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continue
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shift_state = 0 \
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| (shift_mask if shift else 0) \
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| (group_mask if group else 0)
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# !!!: Save all keycode combinations of keysym
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if keysym in mapping:
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mapping[keysym].append((key_code, shift_state))
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else:
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mapping[keysym] = [(key_code, shift_state)]
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return mapping
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class MyController(Controller):
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def _update_keyboard_mapping(self):
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"""Updates the keyboard mapping.
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"""
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with display_manager(self._display) as dm:
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self._keyboard_mapping = my_keyboard_mapping(dm)
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def send_event(self, event, keycode, shift_state):
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with display_manager(self._display) as dm, self.modifiers as modifiers:
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# Under certain cimcumstances, such as when running under Xephyr,
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# the value returned by dm.get_input_focus is an int
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window = dm.get_input_focus().focus
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send_event = getattr(
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window,
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'send_event',
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lambda event: dm.send_event(window, event))
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send_event(event(
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detail=keycode,
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state=shift_state | self._shift_mask(modifiers),
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time=0,
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root=dm.screen().root,
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window=window,
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same_screen=0,
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child=Xlib.X.NONE,
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root_x=0, root_y=0, event_x=0, event_y=0))
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def fake_input(self, keycode, is_press):
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with display_manager(self._display) as dm:
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Xlib.ext.xtest.fake_input(
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dm,
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Xlib.X.KeyPress if is_press else Xlib.X.KeyRelease,
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keycode)
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def _handle(self, key, is_press):
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"""Resolves a key identifier and sends a keyboard event.
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:param event: The *X* keyboard event.
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:param int keysym: The keysym to handle.
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"""
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event = Xlib.display.event.KeyPress if is_press \
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else Xlib.display.event.KeyRelease
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keysym = self._keysym(key)
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if key.vk is not None:
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keycode = self._display.keysym_to_keycode(key.vk)
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self.fake_input(keycode, is_press)
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# Otherwise use XSendEvent; we need to use this in the general case to
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# work around problems with keyboard layouts
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self._emit('_on_fake_event', key, is_press)
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return
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# Make sure to verify that the key was resolved
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if keysym is None:
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raise self.InvalidKeyException(key)
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# There may be multiple keycodes for keysym in keyboard_mapping
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keycode_flag = len(self.keyboard_mapping[keysym]) == 1
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if keycode_flag:
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keycode, shift_state = self.keyboard_mapping[keysym][0]
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else:
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keycode, shift_state = self._display.keysym_to_keycode(keysym), 0
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keycode_set = set(map(lambda x: x[0], self.keyboard_mapping[keysym]))
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# The keycode of the dead key is inconsistent, The keysym has multiple combinations of a keycode.
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if keycode != self._display.keysym_to_keycode(keysym) \
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or (keycode_flag == False and keycode == list(keycode_set)[0] and len(keycode_set) == 1):
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deakkey_chr = str(key).replace("'", '')
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keysym = DEAD_KEYS[deakkey_chr]
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keycode, shift_state = self.keyboard_mapping[keysym][0]
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# If the key has a virtual key code, use that immediately with
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# fake_input; fake input,being an X server extension, has access to
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# more internal state that we do
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try:
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with self.modifiers as modifiers:
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alt_gr = Key.alt_gr in modifiers
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# !!!: Send_event can't support lock screen, this condition cann't be modified
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if alt_gr:
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self.send_event(
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event, keycode, shift_state)
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else:
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self.fake_input(keycode, is_press)
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except KeyError:
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with self._borrow_lock:
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keycode, index, count = self._borrows[keysym]
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self._send_key(
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event,
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keycode,
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index_to_shift(self._display, index))
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count += 1 if is_press else -1
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self._borrows[keysym] = (keycode, index, count)
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# Notify any running listeners
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self._emit('_on_fake_event', key, is_press)
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keyboard = MyController()
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server_address = sys.argv[1]
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if not os.path.exists(os.path.dirname(server_address)):
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os.makedirs(os.path.dirname(server_address))
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try:
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os.unlink(server_address)
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except OSError:
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if os.path.exists(server_address):
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raise
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server = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
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server.bind(server_address)
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server.listen(1)
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clientsocket, address = server.accept()
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os.system('chmod a+rw %s' % server_address)
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print("Got pynput connection")
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def loop():
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global keyboard
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buf = []
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while True:
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data = clientsocket.recv(1024)
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if not data:
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print("Connection broken")
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break
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buf.extend(data)
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while buf:
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n = buf[0]
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n = n + 1
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if len(buf) < n:
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break
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msg = bytearray(buf[1:n]).decode("utf-8")
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buf = buf[n:]
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if len(msg) < 2:
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continue
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if msg[1] == "\0":
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keyboard = MyController()
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print("Keyboard reset")
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continue
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if len(msg) == 2:
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name = msg[1]
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else:
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name = KeyCode._from_symbol(msg[1:])
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if str(name) == "<0>":
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continue
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try:
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if msg[0] == "p":
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keyboard.press(name)
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else:
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keyboard.release(name)
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except Exception as e:
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print('[x] error key',e)
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loop()
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clientsocket.close()
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server.close()
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