def main( app_cls, argv ):
#
# set a working STDOUT before loading most modules
#
# help debug when stdout goes nowhere useful
# Mac OS X and Windows are the main problems
if wb_platform_specific.isMacOs() or wb_platform_specific.isWindows():
if '--noredirect' not in argv:
sys.stdout = open( os.environ.get( 'WB_STDOUT_LOG', str(wb_platform_specific.getNullDevice()) ), 'w', 1 )
sys.stderr = sys.stdout
# don't pollute any subprocesses with env vars
# from packaging processing
for envvar in ['PYTHONPATH', 'PYTHONHOME', 'PYTHONEXECUTABLE']:
if envvar in os.environ:
del os.environ[ envvar ]
# Create the win application and start its message loop
app = app_cls( argv )
app.main_window.show()
rc = app.exec_()
# force clean up of objects to avoid segv on exit
del app
# prevent exit handlers from running as this allows for a segv
# My guess is that there are some Qt objects that are not owned
# but I have no way to take them down
#os._exit( rc )
return rc
def __init__(self, app_name_parts, args, debug_class, extra_loggers=None):
self.top_window = None
self.main_window = None
# used to set the names of files and windows for this app
self.app_name_parts = app_name_parts
# setup the platform specific support
wb_platform_specific.setupPlatform(self.app_name_parts, sys.argv[0])
if extra_loggers is None:
extra_loggers = []
wb_logging.AppLoggingMixin.__init__(self, extra_loggers)
wb_background_thread.BackgroundWorkMixin.__init__(self)
self.may_quit = False
self.args = args
self.startup_dir = os.getcwd()
self.all_temp_files = []
self.all_processes = []
# on the Mac the app's cwd is the resource folder
if wb_platform_specific.isMacOs():
if 'PWD' in os.environ:
os.chdir(os.environ['PWD'])
else:
os.chdir(os.environ['HOME'])
self.__debug_noredirect = False
self.__debug = False
self.__trace = False
self.__git_debug = False
self.__log_stdout = False
self.all_positional_args = []
debug_config_string = None
while len(args) > 1:
arg = args[1]
if arg.startswith('-psn_'):
del args[1]
elif arg.startswith('--name='):
self.opt_name = arg[len('--name='):]
del args[1]
elif arg == '--noredirect':
self.__debug_noredirect = True
del args[1]
elif arg == '--log-stdout':
self.__log_stdout = True
del args[1]
elif arg == '--debug' and len(args) > 2:
self.__debug = True
debug_config_string = args[2]
del args[1]
del args[1]
elif arg == '--start-dir' and len(args) > 2:
os.chdir(args[2])
del args[1]
del args[1]
elif arg == '--':
break
elif self.optionParse(args):
pass
elif arg.startswith('--'):
print('Error: unknown option %s' % (arg, ))
break
else:
self.all_positional_args.append(arg)
del args[1]
self.args = args
self.app_name = os.path.basename(args[0])
self.app_dir = os.path.dirname(args[0])
if self.app_dir == '':
self.app_dir = self.startup_dir
locale_path = wb_platform_specific.getLocalePath()
self.translation = gettext.translation(
'-'.join([part.lower() for part in self.app_name_parts]),
str(locale_path),
# language defaults
fallback=True)
import builtins
# T_( 'non plural' )
builtins.__dict__['T_'] = self.translation.gettext
# S_( 'singular', 'plural', n )
builtins.__dict__['S_'] = self.translation.ngettext
# U_( 'static string' )
# define here to keep mypy happy - humm does not work...
builtins.__dict__['U_'] = U_
# Debug settings
self.__last_client_error = []
# part 1 of settings up logging
self.setupLogging()
# and debug trace
self.debug_options = debug_class(self.log)
if debug_config_string is not None:
self.debug_options.setDebug(debug_config_string)
self.debugLogApp = self.debug_options.debugLogApp
self.setupAppDebug()
# these messages just go into the log file not the log widget
self.log.info('startup_dir %s' % (self.startup_dir, ))
self.log.info('locale_path %s' % (locale_path, ))
self.log.info('find %r' %
(gettext.find('scm-workbench', str(locale_path)), ))
self.log.info('info %r' % (self.translation.info(), ))
for path in sys.path:
self.log.info('sys.path: %r' % (path, ))
for var in sorted(os.environ):
self.log.info('Environment %s=%s' % (var, os.environ[var]))
self.log.info('app_dir %s' % (wb_platform_specific.getAppDir(), ))
self.log.info('preferences_dir %s' %
(wb_platform_specific.getPreferencesDir(), ))
self.log.info('Qt libraryPaths %r' %
(QtWidgets.QApplication.libraryPaths(), ))
QtWidgets.QApplication.__init__(self, [sys.argv[0]])
self.__is_dark_mode = self.palette().text().color().lightnessF(
) > self.palette().window().color().lightnessF()
self.prefs = None
# capture logs into the log widget
self.__wb_log = wb_logging.WbLog(self)
# background threads depend on Qt
self.startBackgroundThread()
self.log.infoheader(
T_('Starting %s') % (' '.join(self.app_name_parts), ))
self.prefs_manager = self.createPreferencesManager()
try:
self.log.info('Reading preferences')
self.prefs_manager.readPreferences()
except xml_preferences.ParseError as e:
# the preferences are defaulted on a failure to load
self.log.error(str(e))
self.prefs = self.prefs_manager.getPreferences()
if self.isDarkMode():
self.setDarkPalette()
self.__wb_log.initStyles()
self.code_font = None
# part 2 of settings up logging is done in main window code
self.main_window = self.createMainWindow()
self.applicationStateChanged.connect(
self.applicationStateChangedHandler)
====================================================================
be_config.py
Based on code from git WorkBench
'''
import wb_platform_specific
# point size and face need to chosen for platform
if wb_platform_specific.isWindows():
face = 'Courier New'
point_size = 8
elif wb_platform_specific.isMacOs():
face = 'Monaco'
point_size = 12
else:
# for unix systems
face = 'Courier'
point_size = 12
diff_colour_normal = '#000000'
diff_colour_header = '#1919c0'
diff_colour_insert_line = '#008200'
diff_colour_delete_line = '#dc143c'
diff_colour_change_line = '#0000ff'
====================================================================
be_config.py
Based on code from git WorkBench
'''
import wb_platform_specific
# point size and face need to chosen for platform
if wb_platform_specific.isWindows():
face = 'Courier New'
point_size = 8
elif wb_platform_specific.isMacOs():
face = 'Monaco'
point_size = 12
else:
# for unix systems
face = 'Courier'
point_size = 12
diff_light_colour_normal = '#000000'
diff_light_colour_header = '#1919c0'
diff_light_colour_insert_line = '#008200'
diff_light_colour_delete_line = '#dc143c'
diff_light_colour_change_line = '#0000ff'
def __init__( self, app_name_parts, args, debug_class, extra_loggers=None ):
self.top_window = None
self.main_window = None
# used to set the names of files and windows for this app
self.app_name_parts = app_name_parts
# setup the platform specific support
wb_platform_specific.setupPlatform( self.app_name_parts, sys.argv[0] )
QtWidgets.QApplication.__init__( self, [sys.argv[0]] )
if extra_loggers is None:
extra_loggers = []
wb_logging.AppLoggingMixin.__init__( self, extra_loggers )
wb_background_thread.BackgroundWorkMixin.__init__( self )
self.may_quit = False
self.args = args
self.startup_dir = os.getcwd()
self.all_temp_files = []
self.all_processes = []
# on the Mac the app's cwd is the resource folder
if wb_platform_specific.isMacOs():
if 'PWD' in os.environ:
os.chdir( os.environ['PWD'] )
else:
os.chdir( os.environ['HOME'] )
self.__debug_noredirect = False
self.__debug = False
self.__trace = False
self.__git_debug = False
self.__log_stdout = False
self.all_positional_args = []
debug_config_string = None
while len(args) > 1:
arg = args[ 1 ]
if arg.startswith( '-psn_' ):
del args[ 1 ]
elif arg.startswith( '--name=' ):
self.opt_name = arg[len('--name='):]
del args[ 1 ]
elif arg == '--noredirect':
self.__debug_noredirect = True
del args[ 1 ]
elif arg == '--log-stdout':
self.__log_stdout = True
del args[ 1 ]
elif arg == '--debug' and len(args) > 2:
self.__debug = True
debug_config_string = args[2]
del args[ 1 ]
del args[ 1 ]
elif arg == '--start-dir' and len(args) > 2:
os.chdir( args[2] )
del args[1]
del args[1]
elif arg == '--':
break
elif self.optionParse( args ):
pass
elif arg.startswith( '--' ):
print( 'Error: unknown option %s' % (arg,) )
break
else:
self.all_positional_args.append( arg )
del args[1]
self.args = args
self.app_name = os.path.basename( args[0] )
self.app_dir = os.path.dirname( args[0] )
if self.app_dir == '':
self.app_dir = self.startup_dir
self.background_thread.start()
locale_path = wb_platform_specific.getLocalePath()
self.translation = gettext.translation(
'-'.join( [part.lower() for part in self.app_name_parts] ),
str(locale_path),
# language defaults
fallback=True )
import builtins
# T_( 'non plural' )
builtins.__dict__['T_'] = self.translation.gettext
# S_( 'singular', 'plural', n )
builtins.__dict__['S_'] = self.translation.ngettext
# U_( 'static string' )
# define here to keep mypy happy - humm does not work...
builtins.__dict__['U_'] = U_
# Debug settings
self.__last_client_error = []
# part 1 of settings up logging
self.setupLogging()
# and debug trace
self._debug_options = debug_class( self.log )
if debug_config_string is not None:
self._debug_options.setDebug( debug_config_string )
self._debugApp = self._debug_options._debugApp
self.setupScmDebug()
# these messages just go into the log file not the log widget
self.log.info( 'startup_dir %s' % (self.startup_dir,) )
self.log.info( 'locale_path %s' % (locale_path,) )
self.log.info( 'find %r' % (gettext.find( 'scm-workbench', str(locale_path) ),) )
self.log.info( 'info %r' % (self.translation.info(),) )
for path in sys.path:
self.log.info( 'sys.path: %r' % (path,) )
for var in sorted( os.environ.keys() ):
self.log.info( 'Environment %s=%s' % (var, os.environ[ var ]) )
self.log.info( 'app_dir %s' % (wb_platform_specific.getAppDir(),) )
self.log.info( 'preferences_dir %s' % (wb_platform_specific.getPreferencesDir(),) )
# and capture logs into the log widget
self.__wb_log = wb_logging.WbLog( self )
self.prefs_manager = self.createPreferencesManager()
try:
self.log.info( 'Reading preferences' )
self.prefs_manager.readPreferences()
except xml_preferences.ParseError as e:
# the preferences are defaulted on a failure to load
self.log.error( str(e) )
self.prefs = self.prefs_manager.getPreferences()
# part 2 of settings up logging is done in main window code
self.main_window = self.createMainWindow()
self.applicationStateChanged.connect( self.applicationStateChangedHandler )