openlp/openlp/core/common/handlers.py

49 lines
2.1 KiB
Python

# -*- coding: utf-8 -*-
##########################################################################
# OpenLP - Open Source Lyrics Projection #
# ---------------------------------------------------------------------- #
# Copyright (c) 2008-2023 OpenLP Developers #
# ---------------------------------------------------------------------- #
# 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 <https://www.gnu.org/licenses/>. #
##########################################################################
"""
Some exception handling functions
"""
import logging
from contextlib import contextmanager
from pathlib import Path
from typing import Optional
from PyQt5 import QtWidgets
from openlp.core.common.i18n import translate
log = logging.getLogger(__name__)
@contextmanager
def handle_permission_error(filepath: Path, parent: Optional[QtWidgets.QWidget] = None):
try:
yield
except PermissionError:
log.exception(f'Permission denied when accessing {filepath}')
QtWidgets.QMessageBox.critical(
parent,
translate('OpenLP.Handlers', 'Permission Error'),
translate('OpenLP.Handlers', 'There was a permissions error when trying to access '
'{filename}').format(filename=filepath)
)