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# This file is part of the PySide project.
#
# Copyright (C) 2009-2011 Nokia Corporation and/or its subsidiary(-ies).
# Copyright (C) 2010 Riverbank Computing Limited.
# Copyright (C) 2009 Torsten Marek
#
# Contact: PySide team <pyside@openbossa.org>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# version 2 as published by the Free Software Foundation.
#
# 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 St, Fifth Floor, Boston, MA
# 02110-1301 USA
import sys
import logging
from pysideuic import compileUi
class Driver(object):
""" This encapsulates access to the pyuic functionality so that it can be
called by code that is Python v2/v3 specific.
"""
LOGGER_NAME = 'PySide.uic'
def __init__(self, opts, ui_file):
""" Initialise the object. opts is the parsed options. ui_file is the
name of the .ui file.
"""
if opts.debug:
logger = logging.getLogger(self.LOGGER_NAME)
handler = logging.StreamHandler()
handler.setFormatter(logging.Formatter("%(name)s: %(message)s"))
logger.addHandler(handler)
logger.setLevel(logging.DEBUG)
self._opts = opts
self._ui_file = ui_file
def invoke(self):
""" Invoke the action as specified by the parsed options. Returns 0 if
there was no error.
"""
if self._opts.preview:
return self._preview()
self._generate()
return 0
def _preview(self):
""" Preview the .ui file. Return the exit status to be passed back to
the parent process.
"""
from PySide2 import QtUiTools
from PySide2 import QtGui
app = QtGui.QApplication([self._ui_file])
widget = QtUiTools.QUiLoader().load(self._ui_file)
widget.show()
return app.exec_()
def _generate(self):
""" Generate the Python code. """
if sys.hexversion >= 0x03000000:
if self._opts.output == '-':
from io import TextIOWrapper
pyfile = TextIOWrapper(sys.stdout.buffer, encoding='utf8')
else:
pyfile = open(self._opts.output, 'wt', encoding='utf8')
else:
if self._opts.output == '-':
pyfile = sys.stdout
else:
pyfile = open(self._opts.output, 'wt')
compileUi(self._ui_file, pyfile, self._opts.execute, self._opts.indent, self._opts.from_imports)
def on_IOError(self, e):
""" Handle an IOError exception. """
sys.stderr.write("Error: %s: \"%s\"\n" % (e.strerror, e.filename))
def on_SyntaxError(self, e):
""" Handle a SyntaxError exception. """
sys.stderr.write("Error in input file: %s\n" % e)
def on_NoSuchWidgetError(self, e):
""" Handle a NoSuchWidgetError exception. """
if e.args[0].startswith("Q3"):
sys.stderr.write("Error: Q3Support widgets are not supported by PySide.\n")
else:
sys.stderr.write(str(e) + "\n")
def on_Exception(self, e):
""" Handle a generic exception. """
if logging.getLogger(self.LOGGER_NAME).level == logging.DEBUG:
import traceback
traceback.print_exception(*sys.exc_info())
else:
from PySide2 import QtCore
sys.stderr.write("""An unexpected error occurred.
Check that you are using the latest version of PySide and report the error to
http://bugs.openbossa.org, including the ui file used to trigger the error.
""")
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