gajim-plural/gajim/gtkexcepthook.py

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# -*- coding:utf-8 -*-
## src/gtkexcepthook.py
##
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## Copyright (C) 2016 Philipp Hörist <philipp AT hoerist.com>
## Copyright (C) 2005-2006 Nikos Kouremenos <kourem AT gmail.com>
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## Copyright (C) 2005-2014 Yann Leboulanger <asterix AT lagaule.org>
## Copyright (C) 2008 Stephan Erb <steve-e AT h3c.de>
##
## This file is part of Gajim.
##
## Gajim 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; version 3 only.
##
## Gajim 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 Gajim. If not, see <http://www.gnu.org/licenses/>.
##
import sys
import os
import traceback
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import threading
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import webbrowser
import gi
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gi.require_version('Gtk', '3.0')
from gi.repository import Gtk
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from io import StringIO
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from gajim.common import configpaths
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glade_file = os.path.join(configpaths.get('GUI'), 'exception_dialog.ui')
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_exception_in_progress = threading.Lock()
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def _hook(type_, value, tb):
if not _exception_in_progress.acquire(False):
# Exceptions have piled up, so we use the default exception
# handler for such exceptions
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sys.__excepthook__(type_, value, tb)
return
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ExceptionDialog(type_, value, tb)
_exception_in_progress.release()
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class ExceptionDialog():
def __init__(self, type_, value, tb):
builder = Gtk.Builder()
builder.add_from_file(glade_file)
self.dialog = builder.get_object("ExceptionDialog")
builder.connect_signals(self)
builder.get_object("report_btn").grab_focus()
self.exception_view = builder.get_object("exception_view")
buffer_ = self.exception_view.get_buffer()
trace = StringIO()
traceback.print_exception(type_, value, tb, None, trace)
buffer_.set_text(trace.getvalue())
self.exception_view.set_editable(False)
self.dialog.run()
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def on_report_clicked(self, *args):
url = 'https://dev.gajim.org/gajim/gajim/issues'
webbrowser.open(url, new=2)
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def on_close_clicked(self, *args):
self.dialog.destroy()
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def init():
# gdb/kdm etc if we use startx this is not True
if os.name == 'nt' or not sys.stderr.isatty():
# FIXME: maybe always show dialog?
sys.excepthook = _hook
# this is just to assist testing (python gtkexcepthook.py)
if __name__ == '__main__':
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init()
print(sys.version)
raise Exception()