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keys.py
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78 lines (64 loc) · 2.56 KB
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# The MIT License
#
# Copyright (c) 2008 Simon de Vlieger
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
importstring
fromtypingimportTypeVar,Generic
T=TypeVar("T")
classKeyMap(Generic[T]):
def__init__(self,default:T)->None:
self.map:dict[str,T]= {}
self.default=default
def__getitem__(self,key:str)->T:
ifnotkey:
# Unbound key
returnself.default
elifkeyinself.map:
returnself.map[key]
else:
raiseKeyError(
f"Configured keymap ({key}) does not exist in bpython.keys"
)
def__delitem__(self,key:str)->None:
delself.map[key]
def__setitem__(self,key:str,value:T)->None:
self.map[key]=value
cli_key_dispatch:KeyMap[tuple[str, ...]]=KeyMap(tuple())
urwid_key_dispatch=KeyMap("")
# fill dispatch with letters
forcinstring.ascii_lowercase:
cli_key_dispatch[f"C-{c}"]= (
chr(string.ascii_lowercase.index(c)+1),
f"^{c.upper()}",
)
forcinstring.ascii_lowercase:
urwid_key_dispatch[f"C-{c}"]=f"ctrl{c}"
urwid_key_dispatch[f"M-{c}"]=f"meta{c}"
# fill dispatch with cool characters
cli_key_dispatch["C-["]= (chr(27),"^[")
cli_key_dispatch["C-\\"]= (chr(28),"^\\")
cli_key_dispatch["C-]"]= (chr(29),"^]")
cli_key_dispatch["C-^"]= (chr(30),"^^")
cli_key_dispatch["C-_"]= (chr(31),"^_")
# fill dispatch with function keys
forxinrange(1,13):
cli_key_dispatch[f"F{x}"]= (f"KEY_F({x})",)
forxinrange(1,13):
urwid_key_dispatch[f"F{x}"]=f"f{x}"