dupeguru/run.py

89 lines
2.6 KiB
Python

#!/usr/bin/python3
# Copyright 2017 Virgil Dupras
#
# This software is licensed under the "GPLv3" License as described in the "LICENSE" file,
# which should be included with this package. The terms are also available at
# http://www.gnu.org/licenses/gpl-3.0.html
import sys
import os.path as op
import gc
from PyQt5.QtCore import QCoreApplication
from PyQt5.QtGui import QIcon, QPixmap
from PyQt5.QtWidgets import QApplication
from hscommon.trans import install_gettext_trans_under_qt
from qt.error_report_dialog import install_excepthook
from qt.util import setup_qt_logging, create_qsettings
from qt import dg_rc # noqa: F401
from qt.platform import BASE_PATH
from core import __version__, __appname__
# SIGQUIT is not defined on Windows
if sys.platform == "win32":
from signal import signal, SIGINT, SIGTERM
SIGQUIT = SIGTERM
else:
from signal import signal, SIGINT, SIGTERM, SIGQUIT
global dgapp
dgapp = None
def signal_handler(sig, frame):
global dgapp
if dgapp is None:
return
if sig in (SIGINT, SIGTERM, SIGQUIT):
dgapp.SIGTERM.emit()
def setup_signals():
signal(SIGINT, signal_handler)
signal(SIGTERM, signal_handler)
signal(SIGQUIT, signal_handler)
def main():
app = QApplication(sys.argv)
QCoreApplication.setOrganizationName("Hardcoded Software")
QCoreApplication.setApplicationName(__appname__)
QCoreApplication.setApplicationVersion(__version__)
setup_qt_logging()
settings = create_qsettings()
lang = settings.value("Language")
locale_folder = op.join(BASE_PATH, "locale")
install_gettext_trans_under_qt(locale_folder, lang)
# Handle OS signals
setup_signals()
# Let the Python interpreter runs every 500ms to handle signals. This is
# required because Python cannot handle signals while the Qt event loop is
# running.
from PyQt5.QtCore import QTimer
timer = QTimer()
timer.start(500)
timer.timeout.connect(lambda: None)
# Many strings are translated at import time, so this is why we only import after the translator
# has been installed
from qt.app import DupeGuru
app.setWindowIcon(QIcon(QPixmap(f":/{DupeGuru.LOGO_NAME}")))
global dgapp
dgapp = DupeGuru()
install_excepthook("https://github.com/arsenetar/dupeguru/issues")
result = app.exec()
# I was getting weird crashes when quitting under Windows, and manually deleting main app
# references with gc.collect() in between seems to fix the problem.
del dgapp
gc.collect()
del app
gc.collect()
return result
if __name__ == "__main__":
sys.exit(main())