/usr/share/pyshared/DITrack/UI.py is in ditrack 0.8-1.2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 | #
# UI.py - DITrack User Interface
#
# Copyright (c) 2006-2007 The DITrack Project, www.ditrack.org.
#
# $Id: UI.py 1842 2007-08-03 00:01:37Z vss $
# $HeadURL: https://svn.xiolabs.com/ditrack/src/tags/0.8/DITrack/UI.py $
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
import sys
class MenuItem:
def __init__(self, key, descr):
self.key = key
self.descr = descr
self.enabled = True
class Menu:
def __init__(self, title, items, eof_returns_value=True):
"""
Create a menu object with TITLE and passed list of MenuItem's ITEMS.
EOF_RETURNS_VALUE controls what to return in case of reading EOF:
the first item of ITEMS (if True) or None (otherwise).
"""
assert(len(items))
self.eof_returns_value = eof_returns_value
self.title = title
self.default = items[0]
self.key2item = {}
for i in items:
self.key2item[i.key] = i
def run(self):
assert(len(self.key2item))
keys = self.key2item.keys()
keys.sort()
while 1:
sys.stdout.write("%s:\n" % self.title)
for k in keys:
item = self.key2item[k]
if not item.enabled: continue
sys.stdout.write("%s) %s\n" % (k, item.descr))
sys.stdout.write("> ")
s = sys.stdin.readline()
if not s:
if self.eof_returns_value:
return self.default
else:
return None
s = s.strip()
if s.isdigit():
s = int(s)
if self.key2item.has_key(s):
if self.key2item[s].enabled:
return self.key2item[s]
sys.stdout.write("Unrecognized input: '%s'\n\n" % str(s))
class EnumMenu:
def __init__(self, title, items, abort_option=None):
"""
Creates a menu object with TITLE and ITEMS where the 'hotkey' for each
item is its sequential number starting with 1. If ABORT_OPTION is True
an option to abort the choice is included as the last item.
"""
items_list = []
for i, v in enumerate(items):
items_list.append(MenuItem((i + 1), v))
self.abort_option = None
if abort_option:
self.abort_option = MenuItem("a", "abort")
items_list.append(self.abort_option)
self.menu = Menu(title, items_list, eof_returns_value=None)
def run(self):
"""
Runs the menu.
In case if the user has aborted the menu (if there was an option) or
input EOF, None will be returned. Otherwise the selected item's text
is returned.
"""
r = self.menu.run()
if not r: return None
if self.abort_option and (r == self.abort_option):
return None
return r.descr
class TextInput:
"""
Prints out a prompt, reads user input and returns it stripped (if any).
"""
def __init__(self, title):
self.title = title
def run(self):
sys.stdout.write("%s:\n> " % self.title)
str = sys.stdin.readline()
if not str: return None
return str.strip()
|