beremiz

Load images for EtherCAT extension

2018-08-01, Andrey Skvortsov
5cb9ef5351cc
Load images for EtherCAT extension

Fixes following backtrace:

Traceback (most recent call last):
File "/usr/lib/python2.7/dist-packages/wx-3.0-gtk3/wx/_core.py", line 16765, in
lambda event: event.callable(*event.args, **event.kw) )
File "/home/developer/WorkData/PLC/beremiz/beremiz/BeremizIDE.py", line 1074, in AddConfNode
self._Refresh(TITLE, FILEMENU, PROJECTTREE)
File "/home/developer/WorkData/PLC/beremiz/beremiz/IDEFrame.py", line 917, in _Refresh
self.RefreshFunctions[element]()
File "/home/developer/WorkData/PLC/beremiz/beremiz/IDEFrame.py", line 1526, in RefreshProjectTree
self.GenerateProjectTreeBranch(root, infos)
File "/home/developer/WorkData/PLC/beremiz/beremiz/IDEFrame.py", line 1565, in GenerateProjectTreeBranch
self.GenerateProjectTreeBranch(item, values)
File "/home/developer/WorkData/PLC/beremiz/beremiz/IDEFrame.py", line 1554, in GenerateProjectTreeBranch
self.TreeImageDict[icon_name] = self.TreeImageList.Add(GetBitmap(icon_name))
File "/usr/lib/python2.7/dist-packages/wx-3.0-gtk3/wx/_gdi.py", line 6735, in Add
return _gdi_.ImageList_Add(*args, **kwargs)
ValueError: invalid null reference in method 'ImageList_Add', expected argument 2 of type 'wxBitmap const &
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# This file is part of Beremiz, a Integrated Development Environment for
# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.
#
# Copyright (C) 2017: Andrey Skvortsov
#
# See COPYING file for copyrights details.
#
# 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 absolute_import
import os
import sys
# import pytest
# import xvfbwrapper
def init_environment():
"""Append module root directory to sys.path"""
try:
import Beremiz as _Beremiz
except ImportError:
sys.path.append(
os.path.abspath(
os.path.join(
os.path.dirname(__file__), '..', '..')
)
)
init_environment()
#
# Something seems to be broken in Beremiz application,
# because after tests in test_application.py during Xvfb shutdown
# pytest returns error message:
# pytest: Fatal IO error 11 (Die Ressource ist zur Zeit nicht verfügbar) on X server :2821.
#
# As a result of that pytest returns code 1 as some tests were failed,
# but they aren't.
#
# To avoid this Xvfb is launched and killed not by pytest.
# $ Xvfb :42 -screen 0 1280x1024x24 &
# $ export DISPLAY=:42
# $ pytest --timeout=10 ./tests/tools
# $ pkill -9 Xvfb
#
# TODO: find root of this problem.
# vdisplay = None
#
# @pytest.fixture(scope="session", autouse=True)
# def start_xvfb_server(request):
# global vdisplay
# vdisplay = xvfbwrapper.Xvfb(width=1280, height=720)
# vdisplay.start()
# request.addfinalizer(stop_xvfb_server)
#
# def stop_xvfb_server():
# if vdisplay is not None:
# vdisplay.stop()