/usr/share/opendict/lib/history.py is in opendict 0.6.3-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Copyright (c) 2003-2006 Martynas Jocius <martynas.jocius@idiles.com>
# Copyright (c) 2007 IDILES SYSTEMS, UAB <support@idiles.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 2 of the License, or
# (at your opinion) any later version.
#
# This program is distributed in the hope that will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MECHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more detals.
#
# You shoud 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
#
# Module: history
class History:
def __init__(self):
self.pages = []
self.index = -1
def add(self, page):
self.pages.append(page)
self.index = len(self.pages) - 1
def clear(self):
self.pages = []
self.index = -1
def back(self):
if self.index > 0:
self.index -= 1
page = self.pages[self.index]
else:
page = self.pages[self.index]
return page
def forward(self):
if self.index < len(self.pages) - 1:
self.index += 1
page = self.pages[self.index]
else:
page = self.pages[self.index]
return page
def canBack(self):
return self.index > 0
def canForward(self):
return self.index < len(self.pages) - 1
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