manager/qubesmanager/common_threads.py
2020-07-21 13:49:30 -07:00

70 lines
2.1 KiB
Python

#!/usr/bin/python3
#
# The Qubes OS Project, http://www.qubes-os.org
#
# Copyright (C) 2018 Donoban <donoban@riseup.net>
#
# 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 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 Lesser General Public License along
# with this program; if not, see <http://www.gnu.org/licenses/>.
#
#
from PyQt5 import QtCore, QtWidgets # pylint: disable=import-error
from contextlib import contextmanager
from qubesadmin import exc
@contextmanager
def busy_cursor():
try:
QtWidgets.QApplication.setOverrideCursor(QtCore.Qt.BusyCursor)
yield
finally:
QtWidgets.QApplication.restoreOverrideCursor()
# pylint: disable=too-few-public-methods
class QubesThread(QtCore.QThread):
def __init__(self, vm):
QtCore.QThread.__init__(self)
self.vm = vm
self.msg = None
self.msg_is_success = False
# pylint: disable=too-few-public-methods
class RemoveVMThread(QubesThread):
def run(self):
try:
del self.vm.app.domains[self.vm.name]
except (exc.QubesException, KeyError) as ex:
self.msg = (self.tr("Error removing qube!"), str(ex))
# pylint: disable=too-few-public-methods
class CloneVMThread(QubesThread):
def __init__(self, vm, dst_name):
super(CloneVMThread, self).__init__(vm)
self.dst_name = dst_name
def run(self):
try:
self.vm.app.clone_vm(self.vm, self.dst_name)
self.msg = (self.tr("Success"),
self.tr("The qube was cloned successfully."))
self.msg_is_success = True
except exc.QubesException as ex:
self.msg = (self.tr("Error while cloning qube!"), str(ex))