beremiz

fix problem when Beremiz is running without matiec installed

2017-08-25, Andrey Skvortsov
492e2cd6157e
file isExecutable
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'
#!/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) 2007: Edouard TISSERANT and Laurent BESSARD
#
# 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.
class button:
def __init__(self, parent, id, args):
self.parent = parent
self.id = id
self.back_elt = getSVGElementById(args.back_id)
self.sele_elt = getSVGElementById(args.sele_id)
self.toggle = args.toggle
self.active = args.active
if args.state != undefined:
self.state = args.state
else:
self.state = False
self.dragging = False
if self.toggle:
self.up = not self.state
else:
self.up = True
# Add event on each element of the button
if self.active:
self.back_elt.addEventListener("mouseup", self, False)
self.back_elt.addEventListener("mousedown", self, False)
self.back_elt.addEventListener("mouseover", self, False)
self.back_elt.addEventListener("mouseout", self, False)
self.sele_elt.addEventListener("mouseup", self, False)
self.sele_elt.addEventListener("mousedown", self, False)
self.sele_elt.addEventListener("mouseover", self, False)
self.sele_elt.addEventListener("mouseout", self, False)
blockSVGElementDrag(self.back_elt)
blockSVGElementDrag(self.sele_elt)
self.updateElements()
# method to display the current state of interface
def updateElements(self):
if self.up:
self.sele_elt.setAttribute("display", "none")
self.back_elt.removeAttribute("display")
else:
self.sele_elt.removeAttribute("display")
self.back_elt.setAttribute("display", "none")
def updateValues(self, values):
if values.state != self.state:
self.state = values.state
self.up = not self.state
if self.toggle:
updateAttr(self.id, 'state', self.state)
self.updateElements()
def handleEvent(self, evt):
# Quand le bouton de la souris est presse
if evt.type == "mousedown":
evt.stopPropagation()
setCurrentObject(self)
self.dragging = True
if self.toggle:
self.up = self.state
else:
self.up = False
self.state = True
updateAttr(self.id, 'state', self.state)
self.updateElements()
if isCurrentObject(self) and self.dragging:
# Quand le bouton est survole
if evt.type == "mouseover" and self.toggle:
self.up = self.state
self.updateElements()
# Quand le curseur quitte la zone du bouton
elif evt.type == "mouseout" and self.toggle:
self.up = not self.state
self.updateElements()
# Quand le bouton de la souris est relache
elif evt.type == "mouseup":
evt.stopPropagation()
if self.toggle and self.up == self.state:
self.state = not self.state
updateAttr(self.id, 'state', self.state)
elif not self.toggle:
self.up = True
self.state = False
updateAttr(self.id, 'state', self.state)
self.updateElements()
self.dragging = False
class textControl:
def __init__(self, parent, id, args):
self.parent = parent
self.id = id
self.back_elt = getSVGElementById(args.back_id)
if args.text != undefined:
self.text = args.text
else:
self.text = ""
self.updateElements()
def updateValues(self, values):
if values.text != self.value:
self.text = values.text
updateAttr(self.id, 'text', self.text)
self.updateElements()
def updateElements(self):
self.back_elt.firstChild.firstChild.textContent = self.text
def handleEvent(self, evt):
pass