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keys.py
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81 lines (66 loc) · 2.55 KB
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# encoding: utf-8
# 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.
from __future__ import absolute_import
import string
from six.moves import range
class KeyMap(object):
def __init__(self, default=""):
self.map = {}
self.default = default
def __getitem__(self, key):
if not key:
# Unbound key
return self.default
elif key in self.map:
return self.map[key]
else:
raise KeyError(
"Configured keymap (%s)" % key
+ " does not exist in bpython.keys"
)
def __delitem__(self, key):
del self.map[key]
def __setitem__(self, key, value):
self.map[key] = value
cli_key_dispatch = KeyMap(tuple())
urwid_key_dispatch = KeyMap("")
# fill dispatch with letters
for c in string.ascii_lowercase:
cli_key_dispatch["C-%s" % c] = (
chr(string.ascii_lowercase.index(c) + 1),
"^%s" % c.upper(),
)
for c in string.ascii_lowercase:
urwid_key_dispatch["C-%s" % c] = "ctrl %s" % c
urwid_key_dispatch["M-%s" % c] = "meta %s" % 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
for x in range(1, 13):
cli_key_dispatch["F%d" % x] = ("KEY_F(%d)" % x,)
for x in range(1, 13):
urwid_key_dispatch["F%d" % x] = "f%d" % x