/usr/lib/gedit/plugins/latex/util.py is in gedit-latex-plugin 3.20.0-1.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 | # -*- coding: utf-8 -*-
# This file is part of the Gedit LaTeX Plugin
#
# Copyright (C) 2010 Michael Zeising
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public Licence as published by the Free Software
# Foundation; either version 2 of the Licence, 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 Licence for more
# details.
#
# You should have received a copy of the GNU General Public Licence along with
# this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
# Street, Fifth Floor, Boston, MA 02110-1301, USA
"""
util
Utility classes, functions and decorators used at various places across
the project
"""
import logging
def singleton(cls):
"""
Singleton decorator that works with GObject derived types. The 'recommended'
python one - http://wiki.python.org/moin/PythonDecoratorLibrary#Singleton
does not (interacts badly with GObjectMeta
"""
instances = {}
def getinstance():
if cls not in instances:
instances[cls] = cls()
return instances[cls]
return getinstance
from gi.repository import Gtk
import traceback
from xml.sax import saxutils
class StringReader(object):
"""
A simple string reader that is able to push back one character
"""
def __init__(self, string):
self._iter = iter(string)
self.offset = 0
self._pushbackChar = None
self._pushbackFlag = False
def read(self):
if self._pushbackFlag:
self._pushbackFlag = False
return self._pushbackChar
else:
self.offset += 1
return next(self._iter)
def unread(self, char):
#assert not self._pushbackFlag
self._pushbackChar = char
self._pushbackFlag = True
def escape(string, remove_newlines=True):
"""
Prepares a string for inclusion in Pango markup and error messages
"""
s = saxutils.escape(string)
s = s.replace("\n", " ")
s = s.replace("\"", """)
return s
def open_error(message, secondary_message=None):
"""
Popup an error dialog window
"""
dialog = Gtk.MessageDialog(None, Gtk.DialogFlags.MODAL|Gtk.DialogFlags.DESTROY_WITH_PARENT,
Gtk.MessageType.ERROR, Gtk.ButtonsType.OK, message)
if secondary_message:
# TODO: why not use markup?
dialog.format_secondary_text(secondary_message)
dialog.run()
dialog.destroy()
def open_info(message, secondary_message=None):
"""
Popup an info dialog window
"""
dialog = Gtk.MessageDialog(None, Gtk.DialogFlags.MODAL|Gtk.DialogFlags.DESTROY_WITH_PARENT,
Gtk.MessageType.INFO, Gtk.ButtonsType.OK, message)
if secondary_message:
dialog.format_secondary_markup(secondary_message)
dialog.run()
dialog.destroy()
def verbose(function):
"""
'verbose'-decorator. This runs the decorated method in a try-except-block
and shows an error dialog on exception.
"""
def decorated_function(*args, **kw):
try:
return function(*args, **kw)
except Exception as e:
stack = traceback.format_exc(limit=10)
open_error(str(e), stack)
return decorated_function
class GladeInterface(object):
"""
Utility base class for interfaces loaded from a Glade definition
"""
__log = logging.getLogger("GladeInterface")
def __init__(self):
self.__tree = None
self.filename = None
def __get_tree(self):
if not self.__tree:
self.__tree = Gtk.Builder()
self.__tree.set_translation_domain('gedit-latex')
self.__tree.add_from_file(self.filename)
return self.__tree
def find_widget(self, name):
"""
Find a widget by its name
"""
widget = self.__get_tree().get_object(name)
if widget is None:
self.__log.error("Widget '%s' could not be found in interface description '%s'" % (name, self.filename))
return widget
def connect_signals(self, mapping):
"""
Auto-connect signals
"""
self.__get_tree().connect_signals(mapping)
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