ACIL FM

Nama	Ukuran	Aksi
__pycache__	-	Open
base_eventqueue.py	3.75 MB	View DL Edit
commands.py	11.9 MB	View DL Edit
completing_reader.py	9.81 MB	View DL Edit
console.py	6.71 MB	View DL Edit
curses.py	1.21 MB	View DL Edit
fancy_termios.py	2.11 MB	View DL Edit
historical_reader.py	12.93 MB	View DL Edit
input.py	3.69 MB	View DL Edit
keymap.py	6.31 MB	View DL Edit
main.py	1.89 MB	View DL Edit
mypy.ini	870 B	View DL Edit
pager.py	5.68 MB	View DL Edit
reader.py	27.06 MB	View DL Edit
readline.py	19.75 MB	View DL Edit
simple_interact.py	5.63 MB	View DL Edit
trace.py	433 B	View DL Edit
types.py	354 B	View DL Edit
unix_console.py	25.04 MB	View DL Edit
unix_eventqueue.py	2.46 MB	View DL Edit
utils.py	2.18 MB	View DL Edit
windows_console.py	21.11 MB	View DL Edit
windows_eventqueue.py	991 B	View DL Edit
_minimal_curses.py	1.8 MB	View DL Edit
_threading_handler.py	2.12 MB	View DL Edit
__init__.py	925 B	View DL Edit
__main__.py	422 B	View DL Edit

Edit file: /opt/alt/python313/lib64/python3.13/_pyrepl/base_eventqueue.py

#   Copyright 2000-2008 Michael Hudson-Doyle <micahel@gmail.com>
#                       Armin Rigo
#
#                        All Rights Reserved
#
#
# Permission to use, copy, modify, and distribute this software and
# its documentation for any purpose is hereby granted without fee,
# provided that the above copyright notice appear in all copies and
# that both that copyright notice and this permission notice appear in
# supporting documentation.
#
# THE AUTHOR MICHAEL HUDSON DISCLAIMS ALL WARRANTIES WITH REGARD TO
# THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
# AND FITNESS, IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL,
# INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
# RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
# CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
# CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

"""
OS-independent base for an event and VT sequence scanner

See unix_eventqueue and windows_eventqueue for subclasses.
"""

from collections import deque

from . import keymap
from .console import Event
from .trace import trace

class BaseEventQueue:
    def __init__(self, encoding: str, keymap_dict: dict[bytes, str]) -> None:
        self.compiled_keymap = keymap.compile_keymap(keymap_dict)
        self.keymap = self.compiled_keymap
        trace("keymap {k!r}", k=self.keymap)
        self.encoding = encoding
        self.events: deque[Event] = deque()
        self.buf = bytearray()

def get(self) -> Event | None:
        """
        Retrieves the next event from the queue.
        """
        if self.events:
            return self.events.popleft()
        else:
            return None

def empty(self) -> bool:
        """
        Checks if the queue is empty.
        """
        return not self.events

def flush_buf(self) -> bytearray:
        """
        Flushes the buffer and returns its contents.
        """
        old = self.buf
        self.buf = bytearray()
        return old

def insert(self, event: Event) -> None:
        """
        Inserts an event into the queue.
        """
        trace('added event {event}', event=event)
        self.events.append(event)

def push(self, char: int | bytes) -> None:
        """
        Processes a character by updating the buffer and handling special key mappings.
        """
        assert isinstance(char, (int, bytes))
        ord_char = char if isinstance(char, int) else ord(char)
        char = ord_char.to_bytes()
        self.buf.append(ord_char)

if char in self.keymap:
            if self.keymap is self.compiled_keymap:
                # sanity check, buffer is empty when a special key comes
                assert len(self.buf) == 1
            k = self.keymap[char]
            trace('found map {k!r}', k=k)
            if isinstance(k, dict):
                self.keymap = k
            else:
                self.insert(Event('key', k, self.flush_buf()))
                self.keymap = self.compiled_keymap

elif self.buf and self.buf[0] == 27:  # escape
            # escape sequence not recognized by our keymap: propagate it
            # outside so that i can be recognized as an M-... key (see also
            # the docstring in keymap.py
            trace('unrecognized escape sequence, propagating...')
            self.keymap = self.compiled_keymap
            self.insert(Event('key', '\033', bytearray(b'\033')))
            for _c in self.flush_buf()[1:]:
                self.push(_c)

else:
            try:
                decoded = bytes(self.buf).decode(self.encoding)
            except UnicodeError:
                return
            else:
                self.insert(Event('key', decoded, self.flush_buf()))
            self.keymap = self.compiled_keymap

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