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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#
# AWL simulator - GUI
#
# Copyright 2012-2018 Michael Buesch <m@bues.ch>
#
# 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 General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
from __future__ import division, absolute_import, print_function, unicode_literals
#from awlsim.common.cython_support cimport * #@cy
# Import awlsim modules (compat first)
from awlsim.common.compat import *
from awlsim.common import *
from awlsim.common.codevalidator import *
from awlsim.common.exceptions import *
from awlsim.gui.mainwindow import *
import getopt
def usage():
print("awlsim-gui version %s" % VERSION_STRING)
print("")
print("Usage: awlsim-gui [OPTIONS] [PROJECT.awlpro]")
print("")
print("Options:")
print(" -h|--help Print this help text")
print(" -L|--loglevel LVL Set the log level:")
print(" 0: Log nothing")
print(" 1: Log errors")
print(" 2: Log errors and warnings")
print(" 3: Log errors, warnings and info messages (default)")
print(" 4: Verbose logging")
print(" 5: Extremely verbose logging")
print("")
print("Environment variables:")
print(" AWLSIM_GUI Select the GUI framework (default 'auto')")
print(" Can be either of:")
print(" auto: Autodetect")
print(" pyside: Use PySide")
print(" pyqt: Use PyQt")
qapp = QApplication(sys.argv)
opt_awlSource = None
opt_loglevel = Logging.LOG_INFO
try:
(opts, args) = getopt.getopt(sys.argv[1:],
"hL:",
[ "help", "loglevel=", ])
except getopt.GetoptError as e:
printError(str(e))
usage()
sys.exit(ExitCodes.EXIT_ERR_CMDLINE)
for (o, v) in opts:
if o in ("-h", "--help"):
usage()
sys.exit(ExitCodes.EXIT_OK)
if o in ("-L", "--loglevel"):
try:
opt_loglevel = int(v)
except ValueError:
printError("-L|--loglevel: Invalid log level")
sys.exit(ExitCodes.EXIT_ERR_CMDLINE)
if args:
if len(args) == 1:
opt_awlSource = args[0]
else:
usage()
sys.exit(ExitCodes.EXIT_ERR_CMDLINE)
Logging.setPrefix("awlsim-gui: ")
Logging.setLoglevel(opt_loglevel)
printInfo("Using %s GUI framework" % getGuiFrameworkName())
# Create the main window.
mainwnd = MainWindow.start(initialAwlSource = opt_awlSource)
QToolTip.setFont(getDefaultFixedFont())
# Shutdown helper to clean up possibly spawned sub-processes.
def guiShutdownCleanup():
# Force-shutdown spawned servers, if any.
with suppressAllExc:
mainwnd.getSimClient().shutdown()
# Force-shutdown the validator, if any.
with suppressAllExc:
AwlValidator.shutdown()
# Install a handler for unhandled exceptions.
def __unhandledExceptionHook(etype, value, tb):
text = "awlsim-gui: ABORTING due to unhandled exception:"
print(text, file=sys.stderr)
__orig_excepthook(etype, value, tb)
# Try to clean up now.
guiShutdownCleanup()
# Try to show an error message box.
with suppressAllExc:
import traceback
QMessageBox.critical(
None,
"awlsim-gui: Unhandled exception",
text + "\n\n\n" + "".join(traceback.format_exception(etype, value, tb)),
QMessageBox.Ok,
QMessageBox.Ok)
# Call QCoreApplication.exit() so that we return from exec_()
qapp.exit(ExitCodes.EXIT_ERR_OTHER)
__orig_excepthook = sys.excepthook
sys.excepthook = __unhandledExceptionHook
# Run the main loop.
res = qapp.exec_()
guiShutdownCleanup()
sys.exit(res)
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