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# ========================================================================== #
# #
# KVMD - The main PiKVM daemon. #
# #
# Copyright (C) 2018-2021 Maxim Devaev <[email protected]> #
# #
# 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 Tuple
from typing import Dict
from typing import Generator
from .keysym import SymmapModifiers
from .mappings import WebModifiers
# =====
def text_to_web_keys( # pylint: disable=too-many-branches
text: str,
symmap: Dict[int, Dict[int, str]],
shift_key: str=WebModifiers.SHIFT_LEFT,
) -> Generator[Tuple[str, bool], None, None]:
assert shift_key in WebModifiers.SHIFTS
shifted = False
for ch in text:
# https://stackoverflow.com/questions/12343987/convert-ascii-character-to-x11-keycode
# https://www.ascii-code.com
if ch == "\n":
keys = {0: "Enter"}
elif ch == "\t":
keys = {0: "Tab"}
elif ch == " ":
keys = {0: "Space"}
else:
if ch in ["‚", "‘", "’"]:
ch = "'"
elif ch in ["„", "“", "”"]:
ch = "\""
if not ch.isprintable():
continue
try:
keys = symmap[ord(ch)]
except Exception:
continue
for (modifiers, key) in reversed(keys.items()):
if (modifiers & SymmapModifiers.ALTGR) or (modifiers & SymmapModifiers.CTRL):
# Not supported yet
continue
if modifiers & SymmapModifiers.SHIFT and not shifted:
yield (shift_key, True)
shifted = True
elif not (modifiers & SymmapModifiers.SHIFT) and shifted:
yield (shift_key, False)
shifted = False
yield (key, True)
yield (key, False)
break
if shifted:
yield (shift_key, False)
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