1 # DSL - easy Display Setup for Laptops
2 # Copyright (C) 2012-2015 Ralf Jung <post@ralfj.de>
4 # This program is free software; you can redistribute it and/or modify
5 # it under the terms of the GNU General Public License as published by
6 # the Free Software Foundation; either version 2 of the License, or
7 # (at your option) any later version.
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program; if not, write to the Free Software
16 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 # interactive command line interface, question based
20 from question_frontend import QuestionFrontend
24 class CLIFrontend(QuestionFrontend):
25 def error(self, message):
26 print(message, file=sys.stderr)
28 def userChoose (self, title, choices, returns, fallback):
32 for i in range(len(choices)):
33 print("%d. %s"%(i,choices[i]))
34 print("Enter 'c' to cancel.")
41 answerint = int(answer)
42 if answerint >= 0 and answerint < len(choices):
43 return returns[answerint]
46 # if we are here something invalid was entered
47 print("INVALID ANSWER: '%s'" % answer)