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from __future__ import unicode_literals
__all__ = (
'InputMode',
'CharacterFind',
'ViState',
)
class InputMode(object):
INSERT = 'vi-insert'
INSERT_MULTIPLE = 'vi-insert-multiple'
NAVIGATION = 'vi-navigation'
REPLACE = 'vi-replace'
class CharacterFind(object):
def __init__(self, character, backwards=False):
self.character = character
self.backwards = backwards
class ViState(object):
"""
Mutable class to hold the state of the Vi navigation.
"""
def __init__(self):
#: None or CharacterFind instance. (This is used to repeat the last
#: search in Vi mode, by pressing the 'n' or 'N' in navigation mode.)
self.last_character_find = None
# When an operator is given and we are waiting for text object,
# -- e.g. in the case of 'dw', after the 'd' --, an operator callback
# is set here.
self.operator_func = None
self.operator_arg = None
#: Named registers. Maps register name (e.g. 'a') to
#: :class:`ClipboardData` instances.
self.named_registers = {}
#: The Vi mode we're currently in to.
self.input_mode = InputMode.INSERT
#: Waiting for digraph.
self.waiting_for_digraph = False
self.digraph_symbol1 = None # (None or a symbol.)
#: When true, make ~ act as an operator.
self.tilde_operator = False
def reset(self, mode=InputMode.INSERT):
"""
Reset state, go back to the given mode. INSERT by default.
"""
# Go back to insert mode.
self.input_mode = mode
self.waiting_for_digraph = False
self.operator_func = None
self.operator_arg = None
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