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# -*- coding: utf-8 -*-
#-------------------------------------------------------------------------------
# This file is part of Code_Saturne, a general-purpose CFD tool.
#
# Copyright (C) 1998-2018 EDF S.A.
#
# 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.
#-------------------------------------------------------------------------------
"""
Parse command line arguments and launch the GUI.
"""
#-------------------------------------------------------------------------------
# Library modules import
#-------------------------------------------------------------------------------
import os, sys, string
from optparse import OptionParser
if not hasattr(sys, 'version_info') or sys.version_info <= (2, 4, 0, 'final'):
raise SystemExit("Graphical user interface requires python 2.4 or later.")
#-------------------------------------------------------------------------------
# Third-party modules
#-------------------------------------------------------------------------------
# to use PyQt API 2
#if sys.version_info[0] == 2:
# import sip
# sip.setapi('QString', 2)
# sip.setapi('QVariant', 2)
# sip.setapi('QTime', 2)
# sip.setapi('QUrl', 2)
try:
from code_saturne.Base.QtCore import *
from code_saturne.Base.QtGui import *
from code_saturne.Base.QtWidgets import *
except ImportError:
print("\n Error: Unable to import QtCore or QtGui modules.")
print(" Please check your PyQt4 or PyQt5 installation.\n")
sys.exit(0)
if list(map(int, QT_VERSION_STR.split( "."))) < [4, 3, 0]:
raise SystemExit("Graphical user interface requires Qt 4.3 or later "\
"(found %s)." % QT_VERSION_STR)
if list(map(int, PYQT_VERSION_STR.split("."))) < [4, 3, 0]:
raise SystemExit("Graphical user interface requires PyQt 4.3 or later "\
"(found %s)." % PYQT_VERSION_STR)
#-------------------------------------------------------------------------------
# Application modules
#-------------------------------------------------------------------------------
import cs_config
#-------------------------------------------------------------------------------
# Processes the passed command line arguments
#-------------------------------------------------------------------------------
def process_cmd_line(argv):
"""
Processes the passed command line arguments.
"""
if sys.argv[0][-3:] == '.py':
usage = "usage: %prog [options]"
else:
usage = "usage: %prog gui [options]"
parser = OptionParser(usage=usage)
parser.add_option("-p", "--param", dest="file_name", type="string",
metavar="<file>",
help="upload a previous case at the interface start")
parser.add_option("-n", "--new", dest="new",
action="store_true",
help="open a new case")
parser.add_option("-z", "--no-splash", dest="splash_screen",
action="store_false",
help="deactivate splash screen")
parser.set_defaults(splash_screen=True)
(options, args) = parser.parse_args(argv)
if options.new and options.file_name:
parser.error("Options --new and --param are mutually exclusive")
if options.new:
options.file_name = "new case"
if len(args) > 0:
if options.file_name or len(args) > 1:
parser.error("Multiple filenames are given")
else:
options.file_name = args[0]
return options.file_name, options.splash_screen
#-------------------------------------------------------------------------------
# Main
#-------------------------------------------------------------------------------
def main(argv, pkg):
"""
Start Qt and a session of the application.
"""
from cs_exec_environment import set_modules, source_rcfile
set_modules(pkg)
source_rcfile(pkg)
# Test the package name to know which modules have to be imported
if pkg.name == 'code_saturne':
images_path = os.path.join(pkg.get_dir('pkgdatadir'), 'images')
sys.path.insert(1, os.path.join(pkg.get_dir('pkgpythondir'), 'Base'))
else:
images_path = os.path.join(pkg.get_dir('pkgpythondir'), 'core', 'icons')
sys.path.insert(1, os.path.join(pkg.get_dir('pkgpythondir'), 'core'))
sys.path.insert(1, pkg.get_dir('pythondir'))
# Test if EOS modules could be imported
cfg = cs_config.config()
if cfg.libs['eos'].have == "yes":
eosprefix = cfg.libs['eos'].prefix
try:
from distutils import sysconfig
eospath = os.path.join(sysconfig.get_python_lib(0, 0, prefix=eosprefix), 'eos')
except Exception:
eospath = ''
if sys.platform.startswith('win'):
eospath = os.path.join(eosprefix,
'lib', 'python' + sys.version[:3], 'site-packages',
'eos')
if eospath:
if os.path.isdir(eospath) and not eospath in sys.path:
sys.path.insert(0, eospath)
case, spl = process_cmd_line(argv)
app = QApplication(sys.argv)
app.setOrganizationName(pkg.code_name) # Defines the name of subdirectory under .config
app.setOrganizationDomain(pkg.url)
app.setApplicationName("gui") # Defines the name of the configuration file
#app.setWindowIcon(QIcon(":/icon.png"))
app.lastWindowClosed.connect(app.quit)
# Locale detection
locale = QLocale.system().name()
translator = QTranslator(app)
if translator.load("qt_" + locale,
QLibraryInfo.location(QLibraryInfo.TranslationsPath)):
app.installTranslator(translator)
if spl:
app.setOverrideCursor(QCursor(Qt.WaitCursor))
pixmap = QPixmap('%s/splashscreen.png' % images_path)
splash = QSplashScreen(pixmap, Qt.WindowStaysOnTopHint)
splash.setMask(pixmap.mask()) # this is usefull if the splashscreen is not a regular ractangle...
splash.show()
if pkg.name == 'neptune_cfd':
splash.showMessage("%(name)s %(vers)s starting..." \
% {'name': pkg.name, 'vers':pkg.version},
Qt.AlignHCenter | Qt.AlignVCenter, Qt.black)
app.processEvents()
QTimer.singleShot(1500, splash.hide)
from code_saturne.Base.MainView import MainView
mv = MainView(cmd_package = pkg, cmd_case = case)
try:
mv.show()
if spl:
app.processEvents()
app.restoreOverrideCursor()
except:
print("\n Unable to display a Qt window.")
print(" Please check your display environment.\n")
sys.exit(0)
sys.exit(app.exec_())
#-------------------------------------------------------------------------------
# End
#-------------------------------------------------------------------------------
|
