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.
# See COPYING file for copyrights details.
from __future__ import absolute_import
from plcopen.XSLTModelQuery import XSLTModelQuery, _StringValue, _BoolValue, _translate_args
# -------------------------------------------------------------------------------
# Helpers object for generating pou var list
# -------------------------------------------------------------------------------
class _VariableInfos(object):
__slots__ = ["Name", "Class", "Option", "Location", "InitialValue",
"Edit", "Documentation", "Type", "Tree", "Number"]
def __init__(self, *args):
for attr, value in zip(self.__slots__, args):
setattr(self, attr, value if value is not None else "")
def copy(self):
return _VariableInfos(*[getattr(self, attr) for attr in self.__slots__])
class VariablesInfosFactory(object):
""" Helpers object for generating pou var list """
def __init__(self, variables):
self.Variables = variables
self.TreeStack = []
self.Type = None
self.Dimensions = None
def SetType(self, context, *args):
self.Type = args[0][0]
def GetType(self):
if len(self.Dimensions) > 0:
return ("array", self.Type, self.Dimensions)
return self.Type
def GetTree(self):
return (self.TreeStack.pop(-1), self.Dimensions)
def AddDimension(self, context, *args):
self.Dimensions.append(tuple(
_translate_args([_StringValue] * 2, args)))
def AddTree(self, context, *args):
self.TreeStack.append([])
self.Dimensions = []
def AddVarToTree(self, context, *args):
var = (args[0][0], self.Type, self.GetTree())
self.TreeStack[-1].append(var)
def AddVariable(self, context, *args):
self.Variables.append(_VariableInfos(*(
_translate_args([_StringValue] * 5 + [_BoolValue] + [_StringValue], args) +
[self.GetType(), self.GetTree()])))
class VariableInfoCollector(XSLTModelQuery):
def __init__(self, controller):
XSLTModelQuery.__init__(self,
controller,
"variables_infos.xslt",
[(name, self.FactoryCaller(name))
for name in [
"SetType",
"AddDimension",
"AddTree",
"AddVarToTree",
"AddVariable"]])
def FactoryCaller(self, funcname):
def CallFactory(*args):
return getattr(self.factory, funcname)(*args)
return CallFactory
def Collect(self, root, debug, variables, tree):
self.factory = VariablesInfosFactory(variables)
self._process_xslt(root, debug, tree=str(tree))
res = self.factory
self.factory = None
return res