diff options
Diffstat (limited to 'ranger/container/keybuffer.py')
| -rw-r--r-- | ranger/container/keybuffer.py | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/ranger/container/keybuffer.py b/ranger/container/keybuffer.py deleted file mode 100644 index 2992aea2..00000000 --- a/ranger/container/keybuffer.py +++ /dev/null @@ -1,71 +0,0 @@ -# Copyright (C) 2009, 2010 Roman Zimbelmann <romanz@lavabit.com> -# -# 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 3 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, see <http://www.gnu.org/licenses/>. - -def to_string(i): - try: - return chr(i) - except ValueError: - return '?' - -from collections import deque -from curses.ascii import ascii - -ZERO = ord('0') -NINE = ord('9') - -class KeyBuffer(object): - def __init__(self): - self.number = None - self.queue = deque() - self.queue_with_numbers = deque() - - def clear(self): - """Clear the keybuffer and restore the initial state""" - self.number = None - self.queue.clear() - self.queue_with_numbers.clear() - - def append(self, key): - """ - Append a key to the keybuffer, or initial numbers to - the number attribute. - """ - self.queue_with_numbers.append(key) - - if not self.queue and key >= ZERO and key <= NINE: - if self.number is None: - self.number = 0 - try: - self.number = self.number * 10 + int(chr(key)) - except ValueError: - return - else: - self.queue.append(key) - - def tuple_with_numbers(self): - """Get a tuple of ascii codes.""" - return tuple(self.queue_with_numbers) - - def tuple_without_numbers(self): - """ - Get a tuple of ascii codes. - If the keybuffer starts with numbers, those will - be left out. To access them, use keybuffer.number - """ - return tuple(self.queue) - - def __str__(self): - """returns a concatenation of all characters""" - return "".join( map( to_string, self.queue_with_numbers ) ) |