Adding support for drag'n dropping variable from global defined in configurations and resources to POU variable panel or body editor for declaring external variables
Adding support for drag'n dropping located variables from topology panel to configurations and resources variable panel for declaring global located variables
# -*- coding: utf-8 -*-
#This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor
#based on the plcopen standard.
#
#Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
#
#See COPYING file for copyrights details.
#
#This library 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 2.1 of the License, or (at your option) any later version.
#
#This library 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 library; if not, write to the Free Software
#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
import wx
import re
import datetime
#-------------------------------------------------------------------------------
# Force Variable Dialog
#-------------------------------------------------------------------------------
LOCATIONDATATYPES = {"X" : ["BOOL"],
"B" : ["SINT", "USINT", "BYTE", "STRING"],
"W" : ["INT", "UINT", "WORD", "WSTRING"],
"D" : ["DINT", "UDINT", "REAL", "DWORD"],
"L" : ["LINT", "ULINT", "LREAL", "LWORD"]}
def gen_get_function(f):
def get_function(v):
try:
return f(v)
except:
return None
return get_function
getinteger = gen_get_function(int)
getfloat = gen_get_function(float)
getstring = gen_get_function(str)
SECOND = 1000000
MINUTE = 60 * SECOND
HOUR = 60 * MINUTE
DAY = 24 * HOUR
IEC_TIME_MODEL = re.compile("(?:(?:T|TIME)#)?(-)?(?:(%(float)s)D_?)?(?:(%(float)s)H_?)?(?:(%(float)s)M(?!S)_?)?(?:(%(float)s)S_?)?(?:(%(float)s)MS)?" % {"float": "[0-9]+(?:\.[0-9]+)?"})
IEC_DATE_MODEL = re.compile("(?:(?:D|DATE)#)?([0-9]{4})-([0-9]{2})-([0-9]{2})")
IEC_DATETIME_MODEL = re.compile("(?:(?:DT|DATE_AND_TIME)#)?([0-9]{4})-([0-9]{2})-([0-9]{2})-([0-9]{2}):([0-9]{2}):([0-9]{2}(?:\.[0-9]+)?)")
IEC_TIMEOFDAY_MODEL = re.compile("(?:(?:TOD|TIME_OF_DAY)#)?([0-9]{2}):([0-9]{2}):([0-9]{2}(?:\.[0-9]+)?)")
def gettime(v):
result = IEC_TIME_MODEL.match(v.upper())
if result is not None:
negative, days, hours, minutes, seconds, milliseconds = result.groups()
microseconds = 0
not_null = False
for value, factor in [(days, DAY),
(hours, HOUR),
(minutes, MINUTE),
(seconds, SECOND),
(milliseconds, 1000)]:
if value is not None:
microseconds += float(value) * factor
not_null = True
if not not_null:
return None
if negative is not None:
microseconds = -microseconds
return datetime.timedelta(microseconds=microseconds)
else:
return None
def getdate(v):
result = IEC_DATE_MODEL.match(v.upper())
if result is not None:
year, month, day = result.groups()
try:
date = datetime.datetime(int(year), int(month), int(day))
except ValueError, e:
return None
base_date = datetime.datetime(1970, 1, 1)
return date - base_date
else:
return None
def getdatetime(v):
result = IEC_DATETIME_MODEL.match(v.upper())
if result is not None:
year, month, day, hours, minutes, seconds = result.groups()
try:
date = datetime.datetime(int(year), int(month), int(day), int(hours), int(minutes), int(float(seconds)), int((float(second) * SECOND) % SECOND))
except ValueError, e:
return None
base_date = datetime.datetime(1970, 1, 1)
return date - base_date
else:
return None
def gettimeofday(v):
result = IEC_TIMEOFDAY_MODEL.match(v.upper())
if result is not None:
hours, minutes, seconds = result.groups()
microseconds = 0
for value, factor in [(hours, HOUR),
(minutes, MINUTE),
(seconds, SECOND)]:
microseconds += float(value) * factor
return datetime.timedelta(microseconds=microseconds)
else:
return None
GetTypeValue = {"BOOL": lambda x: {"TRUE": True, "FALSE": False, "0": False, "1": True}.get(x.upper(), None),
"SINT": getinteger,
"INT": getinteger,
"DINT": getinteger,
"LINT": getinteger,
"USINT": getinteger,
"UINT": getinteger,
"UDINT": getinteger,
"ULINT": getinteger,
"BYTE": getinteger,
"WORD": getinteger,
"DWORD": getinteger,
"LWORD": getinteger,
"REAL": getfloat,
"LREAL": getfloat,
"STRING": getstring,
"WSTRING": getstring,
"TIME": gettime,
"DATE": getdate,
"DT": getdatetime,
"TOD": gettimeofday}
class ForceVariableDialog(wx.TextEntryDialog):
if wx.VERSION < (2, 6, 0):
def Bind(self, event, function, id = None):
if id is not None:
event(self, id, function)
else:
event(self, function)
def __init__(self, parent, iec_type, defaultValue=""):
wx.TextEntryDialog.__init__(self, parent, message = _("Forcing Variable Value"),
caption = _("Please enter value for a \"%s\" variable:"%iec_type), defaultValue = defaultValue,
style = wx.OK|wx.CANCEL|wx.CENTRE, pos = wx.DefaultPosition)
self.IEC_Type = iec_type
if wx.VERSION >= (2, 8, 0):
self.Bind(wx.EVT_BUTTON, self.OnOK, id=self.GetSizer().GetItem(2).GetSizer().GetItem(1).GetSizer().GetAffirmativeButton().GetId())
elif wx.VERSION >= (2, 6, 0):
self.Bind(wx.EVT_BUTTON, self.OnOK, id=self.GetSizer().GetItem(3).GetSizer().GetAffirmativeButton().GetId())
else:
self.Bind(wx.EVT_BUTTON, self.OnOK, id=self.GetSizer().GetItem(3).GetSizer().GetChildren()[0].GetSizer().GetChildren()[0].GetWindow().GetId())
def OnOK(self, event):
value = self.GetSizer().GetItem(1).GetWindow().GetValue()
if value == "":
message = wx.MessageDialog(self, _("You must type a value!"), _("Error"), wx.OK|wx.ICON_ERROR)
message.ShowModal()
message.Destroy()
elif GetTypeValue[self.IEC_Type](value) is None:
message = wx.MessageDialog(self, _("Invalid value \"%s\" for \"%s\" variable!")%(value, self.IEC_Type), _("Error"), wx.OK|wx.ICON_ERROR)
message.ShowModal()
message.Destroy()
else:
self.EndModal(wx.ID_OK)
def GetValue(self):
return GetTypeValue[self.IEC_Type](self.GetSizer().GetItem(1).GetWindow().GetValue())