qnotero

#!/usr/bin/env python3

#  This file is part of Qnotero.
#
#      Qnotero 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.
#
#      Qnotero 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 Qnotero.  If not, see <https://www.gnu.org/licenses/>.
#      Copyright (c) 2019 E. Albiter

#

if __name__ == "__main__":
	import sys
	# Check if we're running a supported Python (>= 3.3)
	if sys.version_info < (3,3,0):
		raise Exception('Qnotero requires Python >= 3.3')
	if '--version' in sys.argv:
		from libqnotero.qnotero import Qnotero
		print(Qnotero.version)
		sys.exit()
	print('Using Python %s' % sys.version)
	# The listener will fail if another instance of Qnotero is already running.
	# In that case we send an activate signal, to pop up the Qnotero window, and
	# exit.
	from libqnotero.listener import Listener
	try:
		if "--notray" not in sys.argv:
			listener = Listener()
		else:
			listener = None
	except:
		from libqnotero.config import getConfig
		import socket
		print(u"qnotero: Qnotero already running, sending activate signal")
		sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
		sock.sendto(b"activate", (u"localhost", getConfig(u"listenerPort")) )
		sys.exit()

	# Enable CTRL+C.
	import signal
	signal.signal(signal.SIGINT, signal.SIG_DFL)

	# Normal start of Qnotero
	from libqnotero.qnotero import Qnotero
	from libqnotero.qt.QtGui import QApplication
	reset = "--reset" in sys.argv
	systray = "--notray" not in sys.argv
	app = QApplication(sys.argv)
	app.setQuitOnLastWindowClosed(False)
	qnotero = Qnotero(app, systray=systray, debug=True, reset=reset)
	qnotero.listener = listener
	if not systray:
		qnotero.popUp()
	if listener is not None:
		listener.qnotero = qnotero
		listener.start()
	sys.exit(app.exec_())