kitty/kittens/tui/utils.py
2020-09-15 12:39:07 +05:30

30 lines
906 B
Python

#!/usr/bin/env python
# vim:fileencoding=utf-8
# License: GPLv3 Copyright: 2020, Kovid Goyal <kovid at kovidgoyal.net>
import sys
from contextlib import suppress
from .operations import raw_mode, set_cursor_visible
def get_key_press(allowed: str, default: str) -> str:
response = default
with raw_mode():
print(set_cursor_visible(False), end='', flush=True)
try:
while True:
q = sys.stdin.buffer.read(1)
if q:
if q in b'\x1b\x03':
break
with suppress(Exception):
response = q.decode('utf-8').lower()
if response in allowed:
break
except (KeyboardInterrupt, EOFError):
pass
finally:
print(set_cursor_visible(True), end='', flush=True)
return response