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#!/usr/bin/python
#
# Urwid keyboard input test app
# Copyright (C) 2004-2009 Ian Ward
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# Urwid web site: http://excess.org/urwid/
"""
Keyboard test application
"""
import urwid.curses_display
import urwid.raw_display
import urwid.web_display
import urwid
import sys
if urwid.web_display.is_web_request():
Screen = urwid.web_display.Screen
else:
if len(sys.argv)>1 and sys.argv[1][:1] == "r":
Screen = urwid.raw_display.Screen
else:
Screen = urwid.curses_display.Screen
def key_test():
screen = Screen()
header = urwid.Text("Values from get_input(). Q exits.")
header = urwid.AttrWrap(header,'header')
lw = urwid.SimpleListWalker([])
listbox = urwid.ListBox(lw)
listbox = urwid.AttrWrap(listbox, 'listbox')
top = urwid.Frame(listbox, header)
def input_filter(keys, raw):
if 'q' in keys or 'Q' in keys:
raise urwid.ExitMainLoop
t = []
a = []
for k in keys:
if type(k) == tuple:
out = []
for v in k:
if out:
out += [', ']
out += [('key',repr(v))]
t += ["("] + out + [")"]
else:
t += ["'",('key',k),"' "]
rawt = urwid.Text(", ".join(["%d"%r for r in raw]))
if t:
lw.append(
urwid.Columns([
('weight',2,urwid.Text(t)),
rawt])
)
listbox.set_focus(len(lw)-1,'above')
return keys
loop = urwid.MainLoop(top, [
('header', 'black', 'dark cyan', 'standout'),
('key', 'yellow', 'dark blue', 'bold'),
('listbox', 'light gray', 'black' ),
], screen, input_filter=input_filter)
try:
old = screen.tty_signal_keys('undefined','undefined',
'undefined','undefined','undefined')
loop.run()
finally:
screen.tty_signal_keys(*old)
def main():
urwid.web_display.set_preferences('Input Test')
if urwid.web_display.handle_short_request():
return
key_test()
if '__main__'==__name__ or urwid.web_display.is_web_request():
main()
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