1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
# Copyright (C) 2005 Canonical Ltd
# 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 2 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, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""Text UI, write output to the console.
"""
import getpass
import sys
import bzrlib.progress
from bzrlib.symbol_versioning import *
from bzrlib.ui import UIFactory
class TextUIFactory(UIFactory):
@deprecated_method(zero_eight)
def progress_bar(self):
"""See UIFactory.nested_progress_bar()."""
# this in turn is abstract, and creates either a tty or dots
# bar depending on what we think of the terminal
return bzrlib.progress.ProgressBar()
def get_password(self, prompt='', **kwargs):
"""Prompt the user for a password.
:param prompt: The prompt to present the user
:param kwargs: Arguments which will be expanded into the prompt.
This lets front ends display different things if
they so choose.
:return: The password string, return None if the user
canceled the request.
"""
prompt = (prompt % kwargs).encode(sys.stdout.encoding, 'replace')
prompt += ': '
try:
return getpass.getpass(prompt)
except KeyboardInterrupt:
return None
def nested_progress_bar(self):
"""Return a nested progress bar.
The actual bar type returned depends on the progress module which
may return a tty or dots bar depending on the terminal.
"""
if self._progress_bar_stack is None:
self._progress_bar_stack = bzrlib.progress.ProgressBarStack()
return self._progress_bar_stack.get_nested()
|