beremiz

fix problem when Beremiz is running without matiec installed

2017-08-25, Andrey Skvortsov
492e2cd6157e
fix problem when Beremiz is running without matiec installed

set matiec settings only once on first use of ProjectController class and give
user-friendly message on compilation about missing matiec
installation.


Traceback (most recent call last):
File "Beremiz.py", line 197, in
beremiz.Start()
File "Beremiz.py", line 192, in Start
self.CreateApplication()
File "Beremiz.py", line 130, in CreateApplication
self.BackgroundInitialization()
File "Beremiz.py", line 137, in BackgroundInitialization
self.ImportModules()
File "Beremiz.py", line 176, in ImportModules
import BeremizIDE
File
"BeremizIDE.py", line 76, in
from ProjectController import ProjectController, GetAddMenuItems,
MATIEC_ERROR_MODEL, ITEM_CONFNODE
File
"ProjectController.py", line 177, in
iec2c_cfg = Iec2CSettings()
File
"ProjectController.py", line 101, in __init__
self.ieclib_c_path = self.findLibCPath()
File
"ProjectController.py", line 135, in findLibCPath
os.path.join(self.ieclib_path, "C"),
File "/usr/lib/python2.7/posixpath.py", line 70, in join
elif path == '' or path.endswith('/'):
AttributeError: 'NoneType' object has no attribute 'endswith'
<?xml version='1.0' encoding='utf-8'?>
<PyFile xmlns:xhtml="http://www.w3.org/1999/xhtml">
<variables>
<variable name="Power_ON" type="BOOL"/>
<variable name="Power_OFF" type="BOOL"/>
<variable name="DrawTest" type="BOOL"/>
<variable name="DrawLogo" type="BOOL"/>
<variable name="DrawEscher" type="BOOL"/>
<variable name="Detect_Circle" type="BOOL"/>
<variable name="XaxisPos" type="INT"/>
<variable name="YaxisPos" type="INT"/>
<variable name="ZaxisPos" type="INT"/>
<variable name="TaxisPos" type="INT"/>
<variable name="XaxisMinus" type="BOOL"/>
<variable name="YaxisMinus" type="BOOL"/>
<variable name="ZaxisMinus" type="BOOL"/>
<variable name="TaxisMinus" type="BOOL"/>
<variable name="XaxisPlus" type="BOOL"/>
<variable name="YaxisPlus" type="BOOL"/>
<variable name="ZaxisPlus" type="BOOL"/>
<variable name="TaxisPlus" type="BOOL"/>
<variable name="DrawTestBtn" type="BOOL"/>
<variable name="DrawTestBtn2" type="BOOL"/>
</variables>
<globals>
<xhtml:p><![CDATA[
import ctypes
import wx, sys
AxisList = ["X","Y","Z","T"]
PwrButtons = ['Power_ON',
'Power_OFF']
ActionButtons = ['Detect_Circle',
'DrawTest',
'DrawLogo',
'DrawEscher']
class ThreeDee(wx.StaticText):
def __init__(self, *args, **kwargs):
self.initialized = False
kwargs["style"] = wx.ALIGN_CENTRE_HORIZONTAL
super(ThreeDee, self).__init__(*args, **kwargs)
self.SetFont(wx.Font(24, wx.SWISS, wx.NORMAL, wx.BOLD))
self.positions = [0.]*4
self.Message = None
self.NegLimits = None
self.Disk = None
def UpdatePositions(self, positions):
# get globals from PLC
self.positions = positions
self.SetLabel(
((self.Message +'\n\n') if self.Message else '' )+
" ".join(["%s %+.2f"%(axis,self.positions[i])
for i,axis in enumerate(AxisList)]))
def MakeButtonFunc(window, sizer, btname):
def ButtonDown(event):
setattr(PLCGlobals,btname,1)
event.Skip()
def ButtonUp(event):
setattr(PLCGlobals,btname,0)
event.Skip()
obj = wx.BitmapButton(window, -1, wx.Bitmap('%s.png'%btname))
sizer.Add(obj, 2, wx.EXPAND, 0)
obj.Bind(wx.EVT_LEFT_DOWN, ButtonDown)
obj.Bind(wx.EVT_LEFT_UP, ButtonUp)
return obj
def UpdPos(self):
positions = [getattr(PLCGlobals,axname+"axisPos") for axname in AxisList]
self.window_1.UpdatePositions(positions)
Class_wxglade_hmi.UpdPos = UpdPos
#def UpdatePositions(self, event):
#
# positions = [getattr(PLCGlobals,axname+"axisPos") for axname in AxisList]
#
# self.window_1.UpdatePositions(positions)
#
# event.Skip()
#Class_wxglade_hmi.UpdatePositions = UpdatePositions
initorig = Class_wxglade_hmi.__init__
def Init(self,*args,**kargs):
initorig(self,*args,**kargs)
sizer = self.GetSizer().GetItem(1).GetSizer().GetItem(0).GetSizer()
self.main_buttons = map(
lambda btname: MakeButtonFunc(self, sizer, btname), PwrButtons)
sizer = self.GetSizer().GetItem(1).GetSizer().GetItem(1).GetSizer()
self.main_buttons = map(
lambda btname: MakeButtonFunc(self, sizer, btname), ActionButtons)
self.axis_buttons = map(
lambda axis:( MakeButtonFunc(self, sizer, axis+"axisMinus"),
MakeButtonFunc(self, sizer, axis+"axisPlus")),
AxisList)
# self.timer = wx.Timer(self, -1)
# self.Bind(wx.EVT_TIMER, self.UpdatePositions, self.timer)
# self.ShowFullScreen(True,wx.FULLSCREEN_ALL)
# wx.CallAfter(self.timer.Start,200)
Class_wxglade_hmi.__init__ = Init
def SetPLCTestBtnGlobalVar(self, evt):
setattr(PLCGlobals, "DrawTestBtn", evt.GetEventObject().GetValue())
def SetPLCTestBtn2GlobalVar(self, evt):
setattr(PLCGlobals, "DrawTestBtn2", evt.GetEventObject().GetValue())
]]></xhtml:p>
</globals>
<init>
<xhtml:p><![CDATA[
]]></xhtml:p>
</init>
<cleanup>
<xhtml:p><![CDATA[
]]></xhtml:p>
</cleanup>
<start>
<xhtml:p><![CDATA[
]]></xhtml:p>
</start>
<stop>
<xhtml:p><![CDATA[
]]></xhtml:p>
</stop>
</PyFile>