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Pep-8 modes/emacs.py

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This commit is contained in:
Jorgen Stenarson
2010-07-20 20:14:35 +02:00
parent c87e0b429c
commit 788302868c
2 changed files with 227 additions and 196 deletions
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pyreadline/lineeditor/history.py
+2
View File
@@ -83,6 +83,8 @@ class LineHistory(object):
def add_history(self, line):
u'''Append a line to the history buffer, as if it was the last line typed.'''
if not hasattr(line, "get_line_text"):
line = lineobj.ReadLineTextBuffer(line)
if not line.get_line_text():
pass
elif len(self.history) > 0 and self.history[-1].get_line_text() == line.get_line_text():
pyreadline/modes/emacs.py
+225 -196
View File
@@ -6,39 +6,40 @@
# Distributed under the terms of the BSD License. The full license is in
# the file COPYING, distributed as part of this software.
#*****************************************************************************
import os,sys,time
import os, sys, time
import pyreadline.logger as logger
from pyreadline.logger import log
from pyreadline.lineeditor.lineobj import Point
import pyreadline.lineeditor.lineobj as lineobj
import pyreadline.lineeditor.history as history
import basemode
import string
from pyreadline.unicode_helper import ensure_unicode
def format(keyinfo):
if len(keyinfo[-1])!=1:
k=keyinfo+(-1,)
if len(keyinfo[-1]) != 1:
k = keyinfo + (-1,)
else:
k=keyinfo+(ord(keyinfo[-1]),)
k = keyinfo + (ord(keyinfo[-1]),)
return u"(%s,%s,%s,%s,%x)"%k
in_ironpython=u"IronPython" in sys.version
in_ironpython = u"IronPython" in sys.version
class IncrementalSearchPromptMode(object):
def __init__(self, rlobj):
pass
def _process_incremental_search_keyevent(self, keyinfo):
keytuple = keyinfo.tuple()
log(u"IncrementalSearchPromptMode %s %s"%(keyinfo, keytuple))
if keyinfo.keyname == u'backspace':
self.subsearch_query = self.subsearch_query[:-1]
if len(self.subsearch_query) > 0:
self.line=self.subsearch_fun(self.subsearch_query)
self.line = self.subsearch_fun(self.subsearch_query)
else:
self._bell()
self.line = "" #empty query means no search result
self.line = "" # empty query means no search result
elif keyinfo.keyname in [u'return', u'escape']:
self._bell()
self.prompt = self.subsearch_oldprompt
@@ -51,10 +52,10 @@ class IncrementalSearchPromptMode(object):
pass
elif keytuple == self.subsearch_init_event:
self._history.history_cursor += self.subsearch_direction
self.line = self.subsearch_fun(self.subsearch_query)
elif keyinfo.control == False and keyinfo.meta == False :
self.line = self.subsearch_fun(self.subsearch_query)
elif keyinfo.control == False and keyinfo.meta == False:
self.subsearch_query += keyinfo.char
self.line=self.subsearch_fun(self.subsearch_query)
self.line = self.subsearch_fun(self.subsearch_query)
else:
pass
self.prompt = self.subsearch_prompt%self.subsearch_query
@@ -68,16 +69,16 @@ class IncrementalSearchPromptMode(object):
self.subsearch_query = u''
self.subsearch_fun = searchfun
self.subsearch_old_line = self.l_buffer.get_line_text()
self.process_keyevent_queue.append(self._process_incremental_search_keyevent)
queue = self.process_keyevent_queue
queue.append(self._process_incremental_search_keyevent)
self.subsearch_oldprompt = self.prompt
if (self.previous_func != self.history_search_forward and
self.previous_func != self.history_search_backward):
self.subsearch_query = u''.join(self.l_buffer[0:Point].get_line_text())
self.subsearch_query = self.l_buffer[0:Point].get_line_text()
if self.subsearch_direction < 0:
self.subsearch_prompt = u"reverse-i-search`%s': "
else:
@@ -90,39 +91,41 @@ class IncrementalSearchPromptMode(object):
else:
self.line = u""
class SearchPromptMode(object):
def __init__(self, rlobj):
pass
def _process_non_incremental_search_keyevent(self, keyinfo):
keytuple=keyinfo.tuple()
log(u"SearchPromptMode %s %s"%(keyinfo,keytuple))
keytuple = keyinfo.tuple()
log(u"SearchPromptMode %s %s"%(keyinfo, keytuple))
history = self._history
if keyinfo.keyname == u'backspace':
self.non_inc_query = self.non_inc_query[:-1]
elif keyinfo.keyname in [u'return', u'escape']:
if self.non_inc_query:
if self.non_inc_direction==-1:
res=self._history.reverse_search_history(self.non_inc_query)
if self.non_inc_direction == -1:
res = history.reverse_search_history(self.non_inc_query)
else:
res=self._history.forward_search_history(self.non_inc_query)
res = history.forward_search_history(self.non_inc_query)
self._bell()
self.prompt=self.non_inc_oldprompt
self.process_keyevent_queue=self.process_keyevent_queue[:-1]
self._history.history_cursor=len(self._history.history)
self.prompt = self.non_inc_oldprompt
self.process_keyevent_queue = self.process_keyevent_queue[:-1]
self._history.history_cursor = len(self._history.history)
if keyinfo.keyname == u'escape':
self.l_buffer=self.non_inc_oldline
self.l_buffer = self.non_inc_oldline
else:
self.l_buffer.set_line(res)
return False
elif keyinfo.keyname:
pass
elif keyinfo.control==False and keyinfo.meta==False :
elif keyinfo.control == False and keyinfo.meta == False:
self.non_inc_query += keyinfo.char
else:
pass
self.prompt=self.non_inc_oldprompt+u":"+self.non_inc_query
self.prompt = self.non_inc_oldprompt + u":" + self.non_inc_query
def _init_non_i_search(self, direction):
self.non_inc_direction = direction
@@ -131,21 +134,25 @@ class SearchPromptMode(object):
self.non_inc_oldline = self.l_buffer.copy()
self.l_buffer.reset_line()
self.prompt = self.non_inc_oldprompt + u":"
self.process_keyevent_queue.append(self._process_non_incremental_search_keyevent)
def non_incremental_reverse_search_history(self, e): # (M-p)
queue = self.process_keyevent_queue
queue.append(self._process_non_incremental_search_keyevent)
def non_incremental_reverse_search_history(self, e): # (M-p)
u'''Search backward starting at the current line and moving up
through the history as necessary using a non-incremental search for
a string supplied by the user.'''
return self._init_non_i_search(-1)
def non_incremental_forward_search_history(self, e): # (M-n)
def non_incremental_forward_search_history(self, e): # (M-n)
u'''Search forward starting at the current line and moving down
through the the history as necessary using a non-incremental search
for a string supplied by the user.'''
return self._init_non_i_search(1)
class LeaveModeTryNext(Exception): pass
class LeaveModeTryNext(Exception):
pass
class DigitArgumentMode(object):
def __init__(self, rlobj):
@@ -153,21 +160,23 @@ class DigitArgumentMode(object):
def _process_digit_argument_keyevent(self, keyinfo):
log(u"DigitArgumentMode.keyinfo %s"%keyinfo)
keytuple=keyinfo.tuple()
log(u"DigitArgumentMode.keytuple %s %s"%(keyinfo,keytuple))
keytuple = keyinfo.tuple()
log(u"DigitArgumentMode.keytuple %s %s"%(keyinfo, keytuple))
if keyinfo.keyname in ['return']:
self.prompt=self._digit_argument_oldprompt
self.process_keyevent_queue=self.process_keyevent_queue[:-1]
self.prompt = self._digit_argument_oldprompt
self.process_keyevent_queue = self.process_keyevent_queue[:-1]
return True
elif keyinfo.keyname:
pass
elif keyinfo.char in u"0123456789" and keyinfo.control==False and keyinfo.meta==False :
log(u"arg %s %s"%(self.argument,keyinfo.char))
self.argument=self.argument*10+int(keyinfo.char)
elif (keyinfo.char in u"0123456789" and
keyinfo.control == False and
keyinfo.meta == False):
log(u"arg %s %s"%(self.argument, keyinfo.char))
self.argument = self.argument * 10 + int(keyinfo.char)
else:
self.prompt=self._digit_argument_oldprompt
self.prompt = self._digit_argument_oldprompt
raise LeaveModeTryNext
self.prompt=u"(arg: %s) "%self.argument
self.prompt = u"(arg: %s) "%self.argument
def _init_digit_argument(self, keyinfo):
"""Initialize search prompt
@@ -175,45 +184,50 @@ class DigitArgumentMode(object):
c = self.console
line = self.l_buffer.get_line_text()
self._digit_argument_oldprompt = self.prompt
self.process_keyevent_queue.append(self._process_digit_argument_keyevent)
queue = self.process_keyevent_queue
queue = self.process_keyevent_queue
queue.append(self._process_digit_argument_keyevent)
if keyinfo.char=="-":
self.argument=-1
if keyinfo.char == "-":
self.argument = -1
elif keyinfo.char in u"0123456789":
self.argument=int(keyinfo.char)
log(u"<%s> %s"%(self.argument,type(self.argument)))
self.prompt=u"(arg: %s) "%self.argument
log(u"arg-init %s %s"%(self.argument,keyinfo.char))
self.argument = int(keyinfo.char)
log(u"<%s> %s"%(self.argument, type(self.argument)))
self.prompt = u"(arg: %s) "%self.argument
log(u"arg-init %s %s"%(self.argument, keyinfo.char))
class EmacsMode(DigitArgumentMode, IncrementalSearchPromptMode, SearchPromptMode, basemode.BaseMode):
mode="emacs"
class EmacsMode(DigitArgumentMode, IncrementalSearchPromptMode,
SearchPromptMode, basemode.BaseMode):
mode = "emacs"
def __init__(self, rlobj):
basemode.BaseMode.__init__(self, rlobj)
IncrementalSearchPromptMode.__init__(self, rlobj)
SearchPromptMode.__init__(self, rlobj)
DigitArgumentMode.__init__(self, rlobj)
self._keylog=(lambda x,y: None)
self.previous_func=None
self.prompt=u">>> "
self._insert_verbatim=False
self.next_meta = False # True to force meta on next character
self._keylog = (lambda x, y: None)
self.previous_func = None
self.prompt = u">>> "
self._insert_verbatim = False
self.next_meta = False # True to force meta on next character
self.process_keyevent_queue=[self._process_keyevent]
self.process_keyevent_queue = [self._process_keyevent]
def __repr__(self):
return u"<EmacsMode>"
def add_key_logger(self, logfun):
u"""logfun should be function that takes disp_fun and line_buffer object """
self._keylog=logfun
u"""logfun should be function that takes disp_fun and line_"""\
u"""buffer object """
self._keylog = logfun
def process_keyevent(self, keyinfo):
try:
r=self.process_keyevent_queue[-1](keyinfo)
r = self.process_keyevent_queue[-1](keyinfo)
except LeaveModeTryNext:
self.process_keyevent_queue=self.process_keyevent_queue[:-1]
r=self.process_keyevent(keyinfo)
self.process_keyevent_queue = self.process_keyevent_queue[:-1]
r = self.process_keyevent(keyinfo)
if r:
self.add_history(self.l_buffer.copy())
return True
@@ -224,27 +238,29 @@ class EmacsMode(DigitArgumentMode, IncrementalSearchPromptMode, SearchPromptMode
"""
#Process exit keys. Only exit on empty line
log(u"_process_keyevent <%s>"%keyinfo)
def nop(e):
pass
if self.next_meta:
self.next_meta = False
keyinfo.meta=True
keytuple=keyinfo.tuple()
keyinfo.meta = True
keytuple = keyinfo.tuple()
if self._insert_verbatim:
self.insert_text(keyinfo)
self._insert_verbatim=False
self.argument=0
self._insert_verbatim = False
self.argument = 0
return False
if keytuple in self.exit_dispatch:
log(u"exit_dispatch:<%s, %s>"%(self.l_buffer, lineobj.EndOfLine(self.l_buffer)))
pars = (self.l_buffer, lineobj.EndOfLine(self.l_buffer))
log(u"exit_dispatch:<%s, %s>"%pars)
if lineobj.EndOfLine(self.l_buffer) == 0:
raise EOFError
if keyinfo.keyname or keyinfo.control or keyinfo.meta:
default=nop
default = nop
else:
default=self.self_insert
default = self.self_insert
dispatch_func = self.key_dispatch.get(keytuple, default)
log(u"readline from keyboard:<%s,%s>"%(keytuple, dispatch_func))
@@ -252,75 +268,83 @@ class EmacsMode(DigitArgumentMode, IncrementalSearchPromptMode, SearchPromptMode
r = None
if dispatch_func:
r = dispatch_func(keyinfo)
self._keylog(dispatch_func,self.l_buffer)
self._keylog(dispatch_func, self.l_buffer)
self.l_buffer.push_undo()
self.previous_func = dispatch_func
return r
######### History commands
def previous_history(self, e): # (C-p)
u'''Move back through the history list, fetching the previous command. '''
def previous_history(self, e): # (C-p)
u'''Move back through the history list, fetching the previous
command. '''
self._history.previous_history(self.l_buffer)
self.l_buffer.point=lineobj.EndOfLine
self.l_buffer.point = lineobj.EndOfLine
self.finalize()
def next_history(self, e): # (C-n)
'''Move forward through the history list, fetching the next command. '''
def next_history(self, e): # (C-n)
u'''Move forward through the history list, fetching the next
command. '''
self._history.next_history(self.l_buffer)
self.finalize()
def beginning_of_history(self, e): # (M-<)
def beginning_of_history(self, e): # (M-<)
u'''Move to the first line in the history.'''
self._history.beginning_of_history()
self.finalize()
def end_of_history(self, e): # (M->)
def end_of_history(self, e): # (M->)
u'''Move to the end of the input history, i.e., the line currently
being entered.'''
self._history.end_of_history(self.l_buffer)
self.finalize()
def reverse_search_history(self, e): # (C-r)
def reverse_search_history(self, e): # (C-r)
u'''Search backward starting at the current line and moving up
through the history as necessary. This is an incremental search.'''
self._init_incremental_search(self._history.reverse_search_history, -1, e)
self._init_incremental_search(self._history.reverse_search_history,
-1, e)
self.finalize()
def forward_search_history(self, e): # (C-s)
def forward_search_history(self, e): # (C-s)
u'''Search forward starting at the current line and moving down
through the the history as necessary. This is an incremental search.'''
self._init_incremental_search(self._history.forward_search_history, 1, e)
through the the history as necessary. This is an incremental
search.'''
self._init_incremental_search(self._history.forward_search_history,
1, e)
self.finalize()
def history_search_forward(self, e): # ()
def history_search_forward(self, e): # ()
u'''Search forward through the history for the string of characters
between the start of the current line and the point. This is a
non-incremental search. By default, this command is unbound.'''
if self.previous_func and hasattr(self._history,self.previous_func.__name__):
self._history.lastcommand=getattr(self._history,self.previous_func.__name__)
if (self.previous_func and
hasattr(self._history, self.previous_func.__name__)):
self._history.lastcommand = getattr(self._history,
self.previous_func.__name__)
else:
self._history.lastcommand=None
q=self._history.history_search_forward(self.l_buffer)
self.l_buffer=q
self.l_buffer.point=q.point
self._history.lastcommand = None
q = self._history.history_search_forward(self.l_buffer)
self.l_buffer = q
self.l_buffer.point = q.point
self.finalize()
def history_search_backward(self, e): # ()
def history_search_backward(self, e): # ()
u'''Search backward through the history for the string of characters
between the start of the current line and the point. This is a
non-incremental search. By default, this command is unbound.'''
if self.previous_func and hasattr(self._history,self.previous_func.__name__):
self._history.lastcommand=getattr(self._history,self.previous_func.__name__)
if (self.previous_func and
hasattr(self._history, self.previous_func.__name__)):
self._history.lastcommand = getattr(self._history,
self.previous_func.__name__)
else:
self._history.lastcommand=None
q=self._history.history_search_backward(self.l_buffer)
self.l_buffer=q
self.l_buffer.point=q.point
self._history.lastcommand = None
q = self._history.history_search_backward(self.l_buffer)
self.l_buffer = q
self.l_buffer.point = q.point
self.finalize()
def yank_nth_arg(self, e): # (M-C-y)
def yank_nth_arg(self, e): # (M-C-y)
u'''Insert the first argument to the previous command (usually the
second word on the previous line) at point. With an argument n,
insert the nth word from the previous command (the words in the
@@ -328,33 +352,33 @@ class EmacsMode(DigitArgumentMode, IncrementalSearchPromptMode, SearchPromptMode
nth word from the end of the previous command.'''
self.finalize()
def yank_last_arg(self, e): # (M-. or M-_)
def yank_last_arg(self, e): # (M-. or M-_)
u'''Insert last argument to the previous command (the last word of
the previous history entry). With an argument, behave exactly like
yank-nth-arg. Successive calls to yank-last-arg move back through
the history list, inserting the last argument of each line in turn.'''
self.finalize()
def forward_backward_delete_char(self, e): # ()
def forward_backward_delete_char(self, e): # ()
u'''Delete the character under the cursor, unless the cursor is at
the end of the line, in which case the character behind the cursor
is deleted. By default, this is not bound to a key.'''
self.finalize()
def quoted_insert(self, e): # (C-q or C-v)
def quoted_insert(self, e): # (C-q or C-v)
u'''Add the next character typed to the line verbatim. This is how to
insert key sequences like C-q, for example.'''
self._insert_verbatim=True
self._insert_verbatim = True
self.finalize()
def tab_insert(self, e): # (M-TAB)
def tab_insert(self, e): # (M-TAB)
u'''Insert a tab character. '''
cursor = min(self.l_buffer.point, len(self.l_buffer.line_buffer))
ws = ' ' * (self.tabstop - (cursor % self.tabstop))
self.insert_text(ws)
self.finalize()
def transpose_chars(self, e): # (C-t)
def transpose_chars(self, e): # (C-t)
u'''Drag the character before the cursor forward over the character
at the cursor, moving the cursor forward as well. If the insertion
point is at the end of the line, then this transposes the last two
@@ -362,14 +386,14 @@ class EmacsMode(DigitArgumentMode, IncrementalSearchPromptMode, SearchPromptMode
self.l_buffer.transpose_chars()
self.finalize()
def transpose_words(self, e): # (M-t)
def transpose_words(self, e): # (M-t)
u'''Drag the word before point past the word after point, moving
point past that word as well. If the insertion point is at the end
of the line, this transposes the last two words on the line.'''
self.l_buffer.transpose_words()
self.finalize()
def overwrite_mode(self, e): # ()
def overwrite_mode(self, e): # ()
u'''Toggle overwrite mode. With an explicit positive numeric
argument, switches to overwrite mode. With an explicit non-positive
numeric argument, switches to insert mode. This command affects only
@@ -379,164 +403,166 @@ class EmacsMode(DigitArgumentMode, IncrementalSearchPromptMode, SearchPromptMode
the text to the right. Characters bound to backward-delete-char
replace the character before point with a space.'''
self.finalize()
def kill_line(self, e): # (C-k)
def kill_line(self, e): # (C-k)
u'''Kill the text from point to the end of the line. '''
self.l_buffer.kill_line()
self.finalize()
def backward_kill_line(self, e): # (C-x Rubout)
def backward_kill_line(self, e): # (C-x Rubout)
u'''Kill backward to the beginning of the line. '''
self.l_buffer.backward_kill_line()
self.finalize()
def unix_line_discard(self, e): # (C-u)
u'''Kill backward from the cursor to the beginning of the current line. '''
def unix_line_discard(self, e): # (C-u)
u'''Kill backward from the cursor to the beginning of the current
line. '''
# how is this different from backward_kill_line?
self.l_buffer.unix_line_discard()
self.finalize()
def kill_whole_line(self, e): # ()
def kill_whole_line(self, e): # ()
u'''Kill all characters on the current line, no matter where point
is. By default, this is unbound.'''
self.l_buffer.kill_whole_line()
self.finalize()
def kill_word(self, e): # (M-d)
def kill_word(self, e): # (M-d)
u'''Kill from point to the end of the current word, or if between
words, to the end of the next word. Word boundaries are the same as
forward-word.'''
self.l_buffer.kill_word()
self.finalize()
forward_kill_word=kill_word
forward_kill_word = kill_word
def backward_kill_word(self, e): # (M-DEL)
def backward_kill_word(self, e): # (M-DEL)
u'''Kill the word behind point. Word boundaries are the same as
backward-word. '''
self.l_buffer.backward_kill_word()
self.finalize()
def unix_word_rubout(self, e): # (C-w)
def unix_word_rubout(self, e): # (C-w)
u'''Kill the word behind point, using white space as a word
boundary. The killed text is saved on the kill-ring.'''
self.l_buffer.unix_word_rubout()
self.finalize()
def kill_region(self, e): # ()
u'''Kill the text in the current region. By default, this command is unbound. '''
def kill_region(self, e): # ()
u'''Kill the text in the current region. By default, this command is
unbound. '''
self.finalize()
def copy_region_as_kill(self, e): # ()
def copy_region_as_kill(self, e): # ()
u'''Copy the text in the region to the kill buffer, so it can be
yanked right away. By default, this command is unbound.'''
self.finalize()
def copy_backward_word(self, e): # ()
def copy_backward_word(self, e): # ()
u'''Copy the word before point to the kill buffer. The word
boundaries are the same as backward-word. By default, this command
is unbound.'''
self.finalize()
def copy_forward_word(self, e): # ()
def copy_forward_word(self, e): # ()
u'''Copy the word following point to the kill buffer. The word
boundaries are the same as forward-word. By default, this command is
unbound.'''
self.finalize()
def yank(self, e): # (C-y)
def yank(self, e): # (C-y)
u'''Yank the top of the kill ring into the buffer at point. '''
self.l_buffer.yank()
self.finalize()
def yank_pop(self, e): # (M-y)
def yank_pop(self, e): # (M-y)
u'''Rotate the kill-ring, and yank the new top. You can only do this
if the prior command is yank or yank-pop.'''
self.l_buffer.yank_pop()
self.finalize()
def delete_char_or_list(self, e): # ()
def delete_char_or_list(self, e): # ()
u'''Deletes the character under the cursor if not at the beginning or
end of the line (like delete-char). If at the end of the line,
behaves identically to possible-completions. This command is unbound
by default.'''
self.finalize()
def start_kbd_macro(self, e): # (C-x ()
u'''Begin saving the characters typed into the current keyboard macro. '''
def start_kbd_macro(self, e): # (C-x ()
u'''Begin saving the characters typed into the current keyboard
macro. '''
self.finalize()
def end_kbd_macro(self, e): # (C-x ))
def end_kbd_macro(self, e): # (C-x ))
u'''Stop saving the characters typed into the current keyboard macro
and save the definition.'''
self.finalize()
def call_last_kbd_macro(self, e): # (C-x e)
def call_last_kbd_macro(self, e): # (C-x e)
u'''Re-execute the last keyboard macro defined, by making the
characters in the macro appear as if typed at the keyboard.'''
self.finalize()
def re_read_init_file(self, e): # (C-x C-r)
def re_read_init_file(self, e): # (C-x C-r)
u'''Read in the contents of the inputrc file, and incorporate any
bindings or variable assignments found there.'''
self.finalize()
def abort(self, e): # (C-g)
def abort(self, e): # (C-g)
u'''Abort the current editing command and ring the terminals bell
(subject to the setting of bell-style).'''
self._bell()
self.finalize()
def do_uppercase_version(self, e): # (M-a, M-b, M-x, ...)
def do_uppercase_version(self, e): # (M-a, M-b, M-x, ...)
u'''If the metafied character x is lowercase, run the command that is
bound to the corresponding uppercase character.'''
self.finalize()
def prefix_meta(self, e): # (ESC)
def prefix_meta(self, e): # (ESC)
u'''Metafy the next character typed. This is for keyboards without a
meta key. Typing ESC f is equivalent to typing M-f. '''
self.next_meta = True
self.finalize()
def undo(self, e): # (C-_ or C-x C-u)
def undo(self, e): # (C-_ or C-x C-u)
u'''Incremental undo, separately remembered for each line.'''
self.l_buffer.pop_undo()
self.finalize()
def revert_line(self, e): # (M-r)
def revert_line(self, e): # (M-r)
u'''Undo all changes made to this line. This is like executing the
undo command enough times to get back to the beginning.'''
self.finalize()
def tilde_expand(self, e): # (M-~)
def tilde_expand(self, e): # (M-~)
u'''Perform tilde expansion on the current word.'''
self.finalize()
def set_mark(self, e): # (C-@)
def set_mark(self, e): # (C-@)
u'''Set the mark to the point. If a numeric argument is supplied, the
mark is set to that position.'''
self.l_buffer.set_mark()
self.finalize()
def exchange_point_and_mark(self, e): # (C-x C-x)
def exchange_point_and_mark(self, e): # (C-x C-x)
u'''Swap the point with the mark. The current cursor position is set
to the saved position, and the old cursor position is saved as the
mark.'''
self.finalize()
def character_search(self, e): # (C-])
def character_search(self, e): # (C-])
u'''A character is read and point is moved to the next occurrence of
that character. A negative count searches for previous occurrences.'''
self.finalize()
def character_search_backward(self, e): # (M-C-])
def character_search_backward(self, e): # (M-C-])
u'''A character is read and point is moved to the previous occurrence
of that character. A negative count searches for subsequent
occurrences.'''
self.finalize()
def insert_comment(self, e): # (M-#)
def insert_comment(self, e): # (M-#)
u'''Without a numeric argument, the value of the comment-begin
variable is inserted at the beginning of the current line. If a
numeric argument is supplied, this command acts as a toggle: if the
@@ -545,30 +571,28 @@ class EmacsMode(DigitArgumentMode, IncrementalSearchPromptMode, SearchPromptMode
comment-begin are deleted from the beginning of the line. In either
case, the line is accepted as if a newline had been typed.'''
self.finalize()
def dump_variables(self, e): # ()
def dump_variables(self, e): # ()
u'''Print all of the settable variables and their values to the
Readline output stream. If a numeric argument is supplied, the
output is formatted in such a way that it can be made part of an
inputrc file. This command is unbound by default.'''
self.finalize()
def dump_macros(self, e): # ()
def dump_macros(self, e): # ()
u'''Print all of the Readline key sequences bound to macros and the
strings they output. If a numeric argument is supplied, the output
is formatted in such a way that it can be made part of an inputrc
file. This command is unbound by default.'''
self.finalize()
def digit_argument(self, e): # (M-0, M-1, ... M--)
def digit_argument(self, e): # (M-0, M-1, ... M--)
u'''Add this digit to the argument already accumulating, or start a
new argument. M-- starts a negative argument.'''
self._init_digit_argument(e)
#Should not finalize
def universal_argument(self, e): # ()
def universal_argument(self, e): # ()
u'''This is another way to specify an argument. If this command is
followed by one or more digits, optionally with a leading minus
sign, those digits define the argument. If the command is followed
@@ -582,10 +606,8 @@ class EmacsMode(DigitArgumentMode, IncrementalSearchPromptMode, SearchPromptMode
default, this is not bound to a key.'''
#Should not finalize
#Create key bindings:
def init_editing_mode(self, e): # (C-e)
def init_editing_mode(self, e): # (C-e)
u'''When in vi command mode, this causes a switch to emacs editing
mode.'''
self._bind_exit_key(u'Control-d')
@@ -603,7 +625,7 @@ class EmacsMode(DigitArgumentMode, IncrementalSearchPromptMode, SearchPromptMode
self._bind_key(u'Control-h', self.backward_delete_char)
self._bind_key(u'BackSpace', self.backward_delete_char)
self._bind_key(u'Control-BackSpace', self.backward_delete_word)
self._bind_key(u'Home', self.beginning_of_line)
self._bind_key(u'End', self.end_of_line)
self._bind_key(u'Delete', self.delete_char)
@@ -622,8 +644,10 @@ class EmacsMode(DigitArgumentMode, IncrementalSearchPromptMode, SearchPromptMode
self._bind_key(u'Alt->', self.end_of_history)
self._bind_key(u'Control-r', self.reverse_search_history)
self._bind_key(u'Control-s', self.forward_search_history)
self._bind_key(u'Alt-p', self.non_incremental_reverse_search_history)
self._bind_key(u'Alt-n', self.non_incremental_forward_search_history)
self._bind_key(u'Alt-p',
self.non_incremental_reverse_search_history)
self._bind_key(u'Alt-n',
self.non_incremental_forward_search_history)
self._bind_key(u'Control-z', self.undo)
self._bind_key(u'Control-_', self.undo)
self._bind_key(u'Escape', self.kill_whole_line)
@@ -641,12 +665,18 @@ class EmacsMode(DigitArgumentMode, IncrementalSearchPromptMode, SearchPromptMode
self._bind_key(u'Control-Shift-v', self.paste_mulitline_code)
self._bind_key(u"Control-Right", self.forward_word_end)
self._bind_key(u"Control-Left", self.backward_word)
self._bind_key(u"Shift-Right", self.forward_char_extend_selection)
self._bind_key(u"Shift-Left", self.backward_char_extend_selection)
self._bind_key(u"Shift-Control-Right", self.forward_word_end_extend_selection)
self._bind_key(u"Shift-Control-Left", self.backward_word_extend_selection)
self._bind_key(u"Shift-Home", self.beginning_of_line_extend_selection)
self._bind_key(u"Shift-End", self.end_of_line_extend_selection)
self._bind_key(u"Shift-Right",
self.forward_char_extend_selection)
self._bind_key(u"Shift-Left",
self.backward_char_extend_selection)
self._bind_key(u"Shift-Control-Right",
self.forward_word_end_extend_selection)
self._bind_key(u"Shift-Control-Left",
self.backward_word_extend_selection)
self._bind_key(u"Shift-Home",
self.beginning_of_line_extend_selection)
self._bind_key(u"Shift-End",
self.end_of_line_extend_selection)
self._bind_key(u"numpad0", self.self_insert)
self._bind_key(u"numpad1", self.self_insert)
self._bind_key(u"numpad2", self.self_insert)
@@ -663,23 +693,22 @@ class EmacsMode(DigitArgumentMode, IncrementalSearchPromptMode, SearchPromptMode
self._bind_key(u"divide", self.self_insert)
self._bind_key(u"vk_decimal", self.self_insert)
log(u"RUNNING INIT EMACS")
for i in range(0,10):
for i in range(0, 10):
self._bind_key(u"alt-%d"%i, self.digit_argument)
self._bind_key(u"alt--", self.digit_argument)
# make it case insensitive
def commonprefix(m):
u"Given a list of pathnames, returns the longest common leading component"
if not m: return ''
if not m:
return ''
prefix = m[0]
for item in m:
for i in range(len(prefix)):
if prefix[:i+1].lower() != item[:i+1].lower():
if prefix[:i + 1].lower() != item[:i + 1].lower():
prefix = prefix[:i]
if i == 0: return u''
if i == 0:
return u''
break
return prefix