Replacing dialog asking for a name when drag'n drop function block to viewer by automatically generated name
#!/usr/bin/env python
# -*- 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 os
import wx, wx.grid
import re
from types import TupleType, StringType, UnicodeType
from plcopen.structures import LOCATIONDATATYPES, TestIdentifier, IEC_KEYWORDS
from graphics.GraphicCommons import REFRESH_HIGHLIGHT_PERIOD, ERROR_HIGHLIGHT
from dialogs.ArrayTypeDialog import ArrayTypeDialog
from CustomGrid import CustomGrid
from CustomTable import CustomTable
from LocationCellEditor import LocationCellEditor
# Compatibility function for wx versions < 2.6
def AppendMenu(parent, help, id, kind, text):
if wx.VERSION >= (2, 6, 0):
parent.Append(help=help, id=id, kind=kind, text=text)
else:
parent.Append(helpString=help, id=id, kind=kind, item=text)
[TITLE, TOOLBAR, FILEMENU, EDITMENU, DISPLAYMENU, TYPESTREE,
POUINSTANCEVARIABLESPANEL, LIBRARYTREE, SCALING
] = range(9)
#-------------------------------------------------------------------------------
# Variables Editor Panel
#-------------------------------------------------------------------------------
def GetVariableTableColnames(location):
_ = lambda x : x
if location:
return ["#", _("Name"), _("Class"), _("Type"), _("Location"), _("Initial Value"), _("Option"), _("Documentation")]
return ["#", _("Name"), _("Class"), _("Type"), _("Initial Value"), _("Option"), _("Documentation")]
def GetOptions(constant=True, retain=True, non_retain=True):
_ = lambda x : x
options = [""]
if constant:
options.append(_("Constant"))
if retain:
options.append(_("Retain"))
if non_retain:
options.append(_("Non-Retain"))
return options
OPTIONS_DICT = dict([(_(option), option) for option in GetOptions()])
def GetFilterChoiceTransfer():
_ = lambda x : x
return {_("All"): _("All"), _("Interface"): _("Interface"),
_(" Input"): _("Input"), _(" Output"): _("Output"), _(" InOut"): _("InOut"),
_(" External"): _("External"), _("Variables"): _("Variables"), _(" Local"): _("Local"),
_(" Temp"): _("Temp"), _("Global"): _("Global")}#, _("Access") : _("Access")}
VARIABLE_CHOICES_DICT = dict([(_(_class), _class) for _class in GetFilterChoiceTransfer().iterkeys()])
VARIABLE_CLASSES_DICT = dict([(_(_class), _class) for _class in GetFilterChoiceTransfer().itervalues()])
CheckOptionForClass = {"Local": lambda x: x,
"Temp": lambda x: "",
"Input": lambda x: {"Retain": "Retain", "Non-Retain": "Non-Retain"}.get(x, ""),
"InOut": lambda x: "",
"Output": lambda x: {"Retain": "Retain", "Non-Retain": "Non-Retain"}.get(x, ""),
"Global": lambda x: {"Constant": "Constant", "Retain": "Retain"}.get(x, ""),
"External": lambda x: {"Constant": "Constant"}.get(x, "")
}
LOCATION_MODEL = re.compile("((?:%[IQM](?:\*|(?:[XBWLD]?[0-9]+(?:\.[0-9]+)*)))?)$")
class VariableTable(CustomTable):
"""
A custom wx.grid.Grid Table using user supplied data
"""
def __init__(self, parent, data, colnames):
# The base class must be initialized *first*
CustomTable.__init__(self, parent, data, colnames)
self.old_value = None
def GetValue(self, row, col):
if row < self.GetNumberRows():
if col == 0:
return self.data[row]["Number"]
colname = self.GetColLabelValue(col, False)
value = self.data[row].get(colname, "")
if colname == "Type" and isinstance(value, TupleType):
if value[0] == "array":
return "ARRAY [%s] OF %s" % (",".join(map(lambda x : "..".join(x), value[2])), value[1])
if not isinstance(value, (StringType, UnicodeType)):
value = str(value)
if colname in ["Class", "Option"]:
return _(value)
return value
def SetValue(self, row, col, value):
if col < len(self.colnames):
colname = self.GetColLabelValue(col, False)
if colname == "Name":
self.old_value = self.data[row][colname]
elif colname == "Class":
value = VARIABLE_CLASSES_DICT[value]
self.SetValueByName(row, "Option", CheckOptionForClass[value](self.GetValueByName(row, "Option")))
if value == "External":
self.SetValueByName(row, "Initial Value", "")
elif colname == "Option":
value = OPTIONS_DICT[value]
self.data[row][colname] = value
def GetOldValue(self):
return self.old_value
def _updateColAttrs(self, grid):
"""
wx.grid.Grid -> update the column attributes to add the
appropriate renderer given the column name.
Otherwise default to the default renderer.
"""
for row in range(self.GetNumberRows()):
var_class = self.GetValueByName(row, "Class")
var_type = self.GetValueByName(row, "Type")
row_highlights = self.Highlights.get(row, {})
for col in range(self.GetNumberCols()):
editor = None
renderer = None
colname = self.GetColLabelValue(col, False)
if self.Parent.Debug:
grid.SetReadOnly(row, col, True)
else:
if colname == "Option":
options = GetOptions(constant = var_class in ["Local", "External", "Global"],
retain = self.Parent.ElementType != "function" and var_class in ["Local", "Input", "Output", "Global"],
non_retain = self.Parent.ElementType != "function" and var_class in ["Local", "Input", "Output"])
if len(options) > 1:
editor = wx.grid.GridCellChoiceEditor()
editor.SetParameters(",".join(map(_, options)))
else:
grid.SetReadOnly(row, col, True)
elif col != 0 and self.GetValueByName(row, "Edit"):
grid.SetReadOnly(row, col, False)
if colname == "Name":
if self.Parent.PouIsUsed and var_class in ["Input", "Output", "InOut"]:
grid.SetReadOnly(row, col, True)
else:
editor = wx.grid.GridCellTextEditor()
renderer = wx.grid.GridCellStringRenderer()
elif colname == "Initial Value":
if var_class != "External":
if self.Parent.Controler.IsEnumeratedType(var_type):
editor = wx.grid.GridCellChoiceEditor()
editor.SetParameters(",".join(self.Parent.Controler.GetEnumeratedDataValues(var_type)))
else:
editor = wx.grid.GridCellTextEditor()
renderer = wx.grid.GridCellStringRenderer()
else:
grid.SetReadOnly(row, col, True)
elif colname == "Location":
if var_class in ["Local", "Global"] and self.Parent.Controler.IsLocatableType(var_type):
editor = LocationCellEditor(self, self.Parent.Controler)
renderer = wx.grid.GridCellStringRenderer()
else:
grid.SetReadOnly(row, col, True)
elif colname == "Class":
if len(self.Parent.ClassList) == 1 or self.Parent.PouIsUsed and var_class in ["Input", "Output", "InOut"]:
grid.SetReadOnly(row, col, True)
else:
editor = wx.grid.GridCellChoiceEditor()
excluded = []
if self.Parent.PouIsUsed:
excluded.extend(["Input","Output","InOut"])
if self.Parent.IsFunctionBlockType(var_type):
excluded.extend(["Local","Temp"])
editor.SetParameters(",".join([_(choice) for choice in self.Parent.ClassList if choice not in excluded]))
elif colname != "Documentation":
grid.SetReadOnly(row, col, True)
grid.SetCellEditor(row, col, editor)
grid.SetCellRenderer(row, col, renderer)
if colname == "Location" and LOCATION_MODEL.match(self.GetValueByName(row, "Location")) is None:
highlight_colours = ERROR_HIGHLIGHT
else:
highlight_colours = row_highlights.get(colname.lower(), [(wx.WHITE, wx.BLACK)])[-1]
grid.SetCellBackgroundColour(row, col, highlight_colours[0])
grid.SetCellTextColour(row, col, highlight_colours[1])
self.ResizeRow(grid, row)
class VariableDropTarget(wx.TextDropTarget):
'''
This allows dragging a variable location from somewhere to the Location
column of a variable row.
The drag source should be a TextDataObject containing a Python tuple like:
('%ID0.0.0', 'location', 'REAL')
c_ext/CFileEditor.py has an example of this (you can drag a C extension
variable to the Location column of the variable panel).
'''
def __init__(self, parent):
wx.TextDropTarget.__init__(self)
self.ParentWindow = parent
def OnDropText(self, x, y, data):
x, y = self.ParentWindow.VariablesGrid.CalcUnscrolledPosition(x, y)
col = self.ParentWindow.VariablesGrid.XToCol(x)
row = self.ParentWindow.VariablesGrid.YToRow(y - self.ParentWindow.VariablesGrid.GetColLabelSize())
message = None
element_type = self.ParentWindow.ElementType
try:
values = eval(data)
except:
message = _("Invalid value \"%s\" for variable grid element")%data
values = None
if not isinstance(values, TupleType):
message = _("Invalid value \"%s\" for variable grid element")%data
values = None
if values is not None:
if col != wx.NOT_FOUND and row != wx.NOT_FOUND:
if self.ParentWindow.Table.GetColLabelValue(col, False) != "Location":
return
if not self.ParentWindow.Table.GetValueByName(row, "Edit"):
message = _("Can't give a location to a function block instance")
elif self.ParentWindow.Table.GetValueByName(row, "Class") not in ["Local", "Global"]:
message = _("Can only give a location to local or global variables")
elif values is not None and values[1] == "location":
location = values[0]
variable_type = self.ParentWindow.Table.GetValueByName(row, "Type")
base_type = self.ParentWindow.Controler.GetBaseType(variable_type)
if location.startswith("%"):
if base_type != values[2]:
message = _("Incompatible data types between \"%s\" and \"%s\"")%(values[2], variable_type)
else:
self.ParentWindow.Table.SetValue(row, col, location)
self.ParentWindow.Table.ResetView(self.ParentWindow.VariablesGrid)
self.ParentWindow.SaveValues()
else:
if location[0].isdigit() and base_type != "BOOL":
message = _("Incompatible size of data between \"%s\" and \"BOOL\"")%location
elif location[0] not in LOCATIONDATATYPES:
message = _("Unrecognized data size \"%s\"")%location[0]
elif base_type not in LOCATIONDATATYPES[location[0]]:
message = _("Incompatible size of data between \"%s\" and \"%s\"")%(location, variable_type)
else:
dialog = wx.SingleChoiceDialog(self.ParentWindow, _("Select a variable class:"), _("Variable class"), ["Input", "Output", "Memory"], wx.OK|wx.CANCEL)
if dialog.ShowModal() == wx.ID_OK:
selected = dialog.GetSelection()
if selected == 0:
location = "%I" + location
elif selected == 1:
location = "%Q" + location
else:
location = "%M" + location
self.ParentWindow.Table.SetValue(row, col, location)
self.ParentWindow.Table.ResetView(self.ParentWindow.VariablesGrid)
self.ParentWindow.SaveValues()
dialog.Destroy()
elif (element_type not in ["config", "resource"] and values[1] == "Global" and self.ParentWindow.Filter in ["All", "Interface", "External"] or
element_type in ["config", "resource"] and values[1] == "location"):
if values[1] == "location":
var_name = values[3]
else:
var_name = values[0]
tagname = self.ParentWindow.GetTagName()
if var_name.upper() in [name.upper() for name in self.ParentWindow.Controler.GetProjectPouNames(self.ParentWindow.Debug)]:
message = _("\"%s\" pou already exists!")%var_name
elif not var_name.upper() in [name.upper() for name in self.ParentWindow.Controler.GetEditedElementVariables(tagname, self.ParentWindow.Debug)]:
var_infos = self.ParentWindow.DefaultValue.copy()
var_infos["Name"] = var_name
var_infos["Type"] = values[2]
if values[1] == "location":
var_infos["Class"] = "Global"
var_infos["Location"] = values[0]
else:
var_infos["Class"] = "External"
var_infos["Number"] = len(self.ParentWindow.Values)
self.ParentWindow.Values.append(var_infos)
self.ParentWindow.SaveValues()
self.ParentWindow.RefreshValues()
if message is not None:
wx.CallAfter(self.ShowMessage, message)
def ShowMessage(self, message):
message = wx.MessageDialog(self.ParentWindow, message, _("Error"), wx.OK|wx.ICON_ERROR)
message.ShowModal()
message.Destroy()
[ID_VARIABLEEDITORPANEL, ID_VARIABLEEDITORPANELVARIABLESGRID,
ID_VARIABLEEDITORCONTROLPANEL, ID_VARIABLEEDITORPANELRETURNTYPELABEL,
ID_VARIABLEEDITORPANELRETURNTYPE, ID_VARIABLEEDITORPANELDESCRIPTIONLABEL,
ID_VARIABLEEDITORPANELDESCRIPTION, ID_VARIABLEEDITORPANELCLASSFILTERLABEL,
ID_VARIABLEEDITORPANELCLASSFILTER, ID_VARIABLEEDITORPANELADDBUTTON,
ID_VARIABLEEDITORPANELDELETEBUTTON, ID_VARIABLEEDITORPANELUPBUTTON,
ID_VARIABLEEDITORPANELDOWNBUTTON,
] = [wx.NewId() for _init_ctrls in range(13)]
class VariablePanel(wx.Panel):
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_coll_MainSizer_Items(self, parent):
parent.AddWindow(self.ControlPanel, 0, border=5, flag=wx.GROW|wx.ALL)
parent.AddWindow(self.VariablesGrid, 0, border=0, flag=wx.GROW)
def _init_coll_MainSizer_Growables(self, parent):
parent.AddGrowableCol(0)
parent.AddGrowableRow(1)
def _init_coll_ControlPanelSizer_Items(self, parent):
parent.AddWindow(self.ReturnTypeLabel, 0, border=0, flag=wx.ALIGN_CENTER_VERTICAL)
parent.AddWindow(self.ReturnType, 0, border=0, flag=0)
parent.AddWindow(self.DescriptionLabel, 0, border=0, flag=wx.ALIGN_CENTER_VERTICAL)
parent.AddWindow(self.Description, 0, border=0, flag=0)
parent.AddWindow(self.ClassFilterLabel, 0, border=0, flag=wx.ALIGN_CENTER_VERTICAL)
parent.AddWindow(self.ClassFilter, 0, border=0, flag=0)
parent.AddWindow(self.AddButton, 0, border=0, flag=0)
parent.AddWindow(self.DeleteButton, 0, border=0, flag=0)
parent.AddWindow(self.UpButton, 0, border=0, flag=0)
parent.AddWindow(self.DownButton, 0, border=0, flag=0)
def _init_coll_ControlPanelSizer_Growables(self, parent):
parent.AddGrowableCol(5)
parent.AddGrowableRow(0)
def _init_sizers(self):
self.MainSizer = wx.FlexGridSizer(cols=1, hgap=10, rows=2, vgap=0)
self.ControlPanelSizer = wx.FlexGridSizer(cols=10, hgap=5, rows=1, vgap=5)
self._init_coll_MainSizer_Items(self.MainSizer)
self._init_coll_MainSizer_Growables(self.MainSizer)
self._init_coll_ControlPanelSizer_Items(self.ControlPanelSizer)
self._init_coll_ControlPanelSizer_Growables(self.ControlPanelSizer)
self.ControlPanel.SetSizer(self.ControlPanelSizer)
self.SetSizer(self.MainSizer)
def _init_ctrls(self, prnt):
wx.Panel.__init__(self, id=ID_VARIABLEEDITORPANEL,
name='VariableEditorPanel', parent=prnt, pos=wx.Point(0, 0),
size=wx.Size(0, 0), style=wx.TAB_TRAVERSAL)
self.VariablesGrid = CustomGrid(id=ID_VARIABLEEDITORPANELVARIABLESGRID,
name='VariablesGrid', parent=self, pos=wx.Point(0, 0),
size=wx.Size(0, 0), style=wx.VSCROLL)
self.VariablesGrid.SetDropTarget(VariableDropTarget(self))
if wx.VERSION >= (2, 6, 0):
self.VariablesGrid.Bind(wx.grid.EVT_GRID_CELL_CHANGE, self.OnVariablesGridCellChange)
self.VariablesGrid.Bind(wx.grid.EVT_GRID_CELL_LEFT_CLICK, self.OnVariablesGridCellLeftClick)
self.VariablesGrid.Bind(wx.grid.EVT_GRID_EDITOR_SHOWN, self.OnVariablesGridEditorShown)
else:
wx.grid.EVT_GRID_CELL_CHANGE(self.VariablesGrid, self.OnVariablesGridCellChange)
wx.grid.EVT_GRID_CELL_LEFT_CLICK(self.VariablesGrid, self.OnVariablesGridCellLeftClick)
wx.grid.EVT_GRID_EDITOR_SHOWN(self.VariablesGrid, self.OnVariablesGridEditorShown)
self.ControlPanel = wx.ScrolledWindow(id=ID_VARIABLEEDITORCONTROLPANEL,
name='ControlPanel', parent=self, pos=wx.Point(0, 0),
size=wx.Size(0, 0), style=wx.TAB_TRAVERSAL)
self.ControlPanel.SetScrollRate(10, 0)
self.ReturnTypeLabel = wx.StaticText(id=ID_VARIABLEEDITORPANELRETURNTYPELABEL,
label=_('Return Type:'), name='ReturnTypeLabel', parent=self.ControlPanel,
pos=wx.Point(0, 0), size=wx.DefaultSize, style=0)
self.ReturnType = wx.ComboBox(id=ID_VARIABLEEDITORPANELRETURNTYPE,
name='ReturnType', parent=self.ControlPanel, pos=wx.Point(0, 0),
size=wx.Size(145, -1), style=wx.CB_READONLY)
self.Bind(wx.EVT_COMBOBOX, self.OnReturnTypeChanged, id=ID_VARIABLEEDITORPANELRETURNTYPE)
self.DescriptionLabel = wx.StaticText(id=ID_VARIABLEEDITORPANELDESCRIPTIONLABEL,
label=_('Description:'), name='DescriptionLabel', parent=self.ControlPanel,
pos=wx.Point(0, 0), size=wx.DefaultSize, style=0)
self.Description = wx.TextCtrl(id=ID_VARIABLEEDITORPANELDESCRIPTION,
name='Description', parent=self.ControlPanel, pos=wx.Point(0, 0),
size=wx.Size(250, -1), style=wx.TE_PROCESS_ENTER)
self.Bind(wx.EVT_TEXT_ENTER, self.OnDescriptionChanged, id=ID_VARIABLEEDITORPANELDESCRIPTION)
self.Description.Bind(wx.EVT_KILL_FOCUS, self.OnDescriptionChanged)
self.ClassFilterLabel = wx.StaticText(id=ID_VARIABLEEDITORPANELCLASSFILTERLABEL,
label=_('Class Filter:'), name='ClassFilterLabel', parent=self.ControlPanel,
pos=wx.Point(0, 0), size=wx.DefaultSize, style=0)
self.ClassFilter = wx.ComboBox(id=ID_VARIABLEEDITORPANELCLASSFILTER,
name='ClassFilter', parent=self.ControlPanel, pos=wx.Point(0, 0),
size=wx.Size(145, -1), style=wx.CB_READONLY)
self.Bind(wx.EVT_COMBOBOX, self.OnClassFilter, id=ID_VARIABLEEDITORPANELCLASSFILTER)
self.AddButton = wx.Button(id=ID_VARIABLEEDITORPANELADDBUTTON, label=_('Add'),
name='AddButton', parent=self.ControlPanel, pos=wx.Point(0, 0),
size=wx.DefaultSize, style=0)
self.DeleteButton = wx.Button(id=ID_VARIABLEEDITORPANELDELETEBUTTON, label=_('Delete'),
name='DeleteButton', parent=self.ControlPanel, pos=wx.Point(0, 0),
size=wx.DefaultSize, style=0)
self.UpButton = wx.Button(id=ID_VARIABLEEDITORPANELUPBUTTON, label='^',
name='UpButton', parent=self.ControlPanel, pos=wx.Point(0, 0),
size=wx.Size(28, -1), style=0)
self.DownButton = wx.Button(id=ID_VARIABLEEDITORPANELDOWNBUTTON, label='v',
name='DownButton', parent=self.ControlPanel, pos=wx.Point(0, 0),
size=wx.Size(28, -1), style=0)
self._init_sizers()
def __init__(self, parent, window, controler, element_type, debug=False):
self._init_ctrls(parent)
self.ParentWindow = window
self.Controler = controler
self.ElementType = element_type
self.Debug = debug
self.RefreshHighlightsTimer = wx.Timer(self, -1)
self.Bind(wx.EVT_TIMER, self.OnRefreshHighlightsTimer, self.RefreshHighlightsTimer)
self.Filter = "All"
self.FilterChoices = []
self.FilterChoiceTransfer = GetFilterChoiceTransfer()
self.DefaultValue = { "Name" : "", "Class" : "", "Type" : "INT", "Location" : "",
"Initial Value" : "", "Option" : "",
"Documentation" : "", "Edit" : True
}
if element_type in ["config", "resource"]:
self.DefaultTypes = {"All" : "Global"}
else:
self.DefaultTypes = {"All" : "Local", "Interface" : "Input", "Variables" : "Local"}
if element_type in ["config", "resource"] \
or element_type in ["program", "transition", "action"]:
# this is an element that can have located variables
self.Table = VariableTable(self, [], GetVariableTableColnames(True))
if element_type in ["config", "resource"]:
self.FilterChoices = ["All", "Global"]#,"Access"]
else:
self.FilterChoices = ["All",
"Interface", " Input", " Output", " InOut", " External",
"Variables", " Local", " Temp"]#,"Access"]
# these condense the ColAlignements list
l = wx.ALIGN_LEFT
c = wx.ALIGN_CENTER
# Num Name Class Type Loc Init Option Doc
self.ColSizes = [40, 80, 70, 80, 80, 80, 100, 80]
self.ColAlignements = [c, l, l, l, l, l, l, l]
else:
# this is an element that cannot have located variables
self.Table = VariableTable(self, [], GetVariableTableColnames(False))
if element_type == "function":
self.FilterChoices = ["All",
"Interface", " Input", " Output", " InOut",
"Variables", " Local"]
else:
self.FilterChoices = ["All",
"Interface", " Input", " Output", " InOut", " External",
"Variables", " Local", " Temp"]
# these condense the ColAlignements list
l = wx.ALIGN_LEFT
c = wx.ALIGN_CENTER
# Num Name Class Type Init Option Doc
self.ColSizes = [40, 80, 70, 80, 80, 100, 160]
self.ColAlignements = [c, l, l, l, l, l, l]
for choice in self.FilterChoices:
self.ClassFilter.Append(_(choice))
reverse_transfer = {}
for filter, choice in self.FilterChoiceTransfer.items():
reverse_transfer[choice] = filter
self.ClassFilter.SetStringSelection(_(reverse_transfer[self.Filter]))
self.RefreshTypeList()
self.VariablesGrid.SetTable(self.Table)
self.VariablesGrid.SetButtons({"Add": self.AddButton,
"Delete": self.DeleteButton,
"Up": self.UpButton,
"Down": self.DownButton})
self.VariablesGrid.SetEditable(not self.Debug)
def _AddVariable(new_row):
if not self.PouIsUsed or self.Filter not in ["Interface", "Input", "Output", "InOut"]:
row_content = self.DefaultValue.copy()
if self.Filter in self.DefaultTypes:
row_content["Class"] = self.DefaultTypes[self.Filter]
else:
row_content["Class"] = self.Filter
if self.Filter == "All" and len(self.Values) > 0:
self.Values.insert(new_row, row_content)
else:
self.Values.append(row_content)
new_row = self.Table.GetNumberRows()
self.SaveValues()
self.RefreshValues()
return new_row
return self.VariablesGrid.GetGridCursorRow()
setattr(self.VariablesGrid, "_AddRow", _AddVariable)
def _DeleteVariable(row):
if (self.Table.GetValueByName(row, "Edit") and
(not self.PouIsUsed or self.Table.GetValueByName(row, "Class") not in ["Input", "Output", "InOut"])):
self.Values.remove(self.Table.GetRow(row))
self.SaveValues()
self.RefreshValues()
setattr(self.VariablesGrid, "_DeleteRow", _DeleteVariable)
def _MoveVariable(row, move):
if (self.Filter == "All" and
(not self.PouIsUsed or self.Table.GetValueByName(row, "Class") not in ["Input", "Output", "InOut"])):
new_row = max(0, min(row + move, len(self.Values) - 1))
if new_row != row:
self.Values.insert(new_row, self.Values.pop(row))
self.SaveValues()
self.RefreshValues()
return new_row
return row
setattr(self.VariablesGrid, "_MoveRow", _MoveVariable)
def _RefreshButtons():
if self:
table_length = len(self.Table.data)
row_class = None
row_edit = True
row = 0
if table_length > 0:
row = self.VariablesGrid.GetGridCursorRow()
row_edit = self.Table.GetValueByName(row, "Edit")
if self.PouIsUsed:
row_class = self.Table.GetValueByName(row, "Class")
self.AddButton.Enable(not self.Debug and (not self.PouIsUsed or self.Filter not in ["Interface", "Input", "Output", "InOut"]))
self.DeleteButton.Enable(not self.Debug and (table_length > 0 and row_edit and row_class not in ["Input", "Output", "InOut"]))
self.UpButton.Enable(not self.Debug and (table_length > 0 and row > 0 and self.Filter == "All" and row_class not in ["Input", "Output", "InOut"]))
self.DownButton.Enable(not self.Debug and (table_length > 0 and row < table_length - 1 and self.Filter == "All" and row_class not in ["Input", "Output", "InOut"]))
setattr(self.VariablesGrid, "RefreshButtons", _RefreshButtons)
self.VariablesGrid.SetRowLabelSize(0)
for col in range(self.Table.GetNumberCols()):
attr = wx.grid.GridCellAttr()
attr.SetAlignment(self.ColAlignements[col], wx.ALIGN_CENTRE)
self.VariablesGrid.SetColAttr(col, attr)
self.VariablesGrid.SetColMinimalWidth(col, self.ColSizes[col])
self.VariablesGrid.AutoSizeColumn(col, False)
def __del__(self):
self.RefreshHighlightsTimer.Stop()
def SetTagName(self, tagname):
self.TagName = tagname
def GetTagName(self):
return self.TagName
def IsFunctionBlockType(self, name):
bodytype = self.Controler.GetEditedElementBodyType(self.TagName)
pouname, poutype = self.Controler.GetEditedElementType(self.TagName)
if poutype != "function" and bodytype in ["ST", "IL"]:
return False
else:
return name in self.Controler.GetFunctionBlockTypes(self.TagName)
def RefreshView(self):
self.PouNames = self.Controler.GetProjectPouNames(self.Debug)
returnType = None
description = None
words = self.TagName.split("::")
if self.ElementType == "config":
self.PouIsUsed = False
self.Values = self.Controler.GetConfigurationGlobalVars(words[1], self.Debug)
elif self.ElementType == "resource":
self.PouIsUsed = False
self.Values = self.Controler.GetConfigurationResourceGlobalVars(words[1], words[2], self.Debug)
else:
if self.ElementType == "function":
self.ReturnType.Clear()
for base_type in self.Controler.GetDataTypes(self.TagName, True, debug=self.Debug):
self.ReturnType.Append(base_type)
returnType = self.Controler.GetEditedElementInterfaceReturnType(self.TagName)
description = self.Controler.GetPouDescription(words[1])
self.PouIsUsed = self.Controler.PouIsUsed(words[1])
self.Values = self.Controler.GetEditedElementInterfaceVars(self.TagName, self.Debug)
if returnType is not None:
self.ReturnType.SetStringSelection(returnType)
self.ReturnType.Enable(not self.Debug)
self.ReturnTypeLabel.Show()
self.ReturnType.Show()
else:
self.ReturnType.Enable(False)
self.ReturnTypeLabel.Hide()
self.ReturnType.Hide()
if description is not None:
self.Description.SetValue(description)
self.Description.Enable(not self.Debug)
self.DescriptionLabel.Show()
self.Description.Show()
else:
self.Description.Enable(False)
self.DescriptionLabel.Hide()
self.Description.Hide()
self.RefreshValues()
self.VariablesGrid.RefreshButtons()
self.ControlPanelSizer.Layout()
self.MainSizer.Layout()
def OnReturnTypeChanged(self, event):
words = self.TagName.split("::")
self.Controler.SetPouInterfaceReturnType(words[1], self.ReturnType.GetStringSelection())
self.Controler.BufferProject()
self.ParentWindow.RefreshView(variablepanel = False)
self.ParentWindow._Refresh(TITLE, FILEMENU, EDITMENU, POUINSTANCEVARIABLESPANEL, LIBRARYTREE)
event.Skip()
def OnDescriptionChanged(self, event):
words = self.TagName.split("::")
old_description = self.Controler.GetPouDescription(words[1])
new_description = self.Description.GetValue()
if new_description != old_description:
self.Controler.SetPouDescription(words[1], new_description)
self.ParentWindow._Refresh(TITLE, FILEMENU, EDITMENU, POUINSTANCEVARIABLESPANEL, LIBRARYTREE)
event.Skip()
def OnClassFilter(self, event):
self.Filter = self.FilterChoiceTransfer[VARIABLE_CHOICES_DICT[self.ClassFilter.GetStringSelection()]]
self.RefreshTypeList()
self.RefreshValues()
self.VariablesGrid.RefreshButtons()
event.Skip()
def RefreshTypeList(self):
if self.Filter == "All":
self.ClassList = [self.FilterChoiceTransfer[choice] for choice in self.FilterChoices if self.FilterChoiceTransfer[choice] not in ["All","Interface","Variables"]]
elif self.Filter == "Interface":
self.ClassList = ["Input","Output","InOut","External"]
elif self.Filter == "Variables":
self.ClassList = ["Local","Temp"]
else:
self.ClassList = [self.Filter]
def OnVariablesGridCellChange(self, event):
row, col = event.GetRow(), event.GetCol()
colname = self.Table.GetColLabelValue(col, False)
value = self.Table.GetValue(row, col)
message = None
if colname == "Name" and value != "":
if not TestIdentifier(value):
message = _("\"%s\" is not a valid identifier!") % value
elif value.upper() in IEC_KEYWORDS:
message = _("\"%s\" is a keyword. It can't be used!") % value
elif value.upper() in self.PouNames:
message = _("A POU named \"%s\" already exists!") % value
elif value.upper() in [var["Name"].upper() for var in self.Values if var != self.Table.data[row]]:
message = _("A variable with \"%s\" as name already exists in this pou!") % value
else:
self.SaveValues(False)
old_value = self.Table.GetOldValue()
if old_value != "":
self.Controler.UpdateEditedElementUsedVariable(self.TagName, old_value, value)
self.Controler.BufferProject()
self.ParentWindow.RefreshView(variablepanel = False)
self.ParentWindow._Refresh(TITLE, FILEMENU, EDITMENU, POUINSTANCEVARIABLESPANEL, LIBRARYTREE)
event.Skip()
else:
self.SaveValues()
if colname == "Class":
self.ParentWindow.RefreshView(variablepanel = False)
elif colname == "Location":
wx.CallAfter(self.ParentWindow.RefreshView)
if message is not None:
dialog = wx.MessageDialog(self, message, _("Error"), wx.OK|wx.ICON_ERROR)
dialog.ShowModal()
dialog.Destroy()
event.Veto()
else:
event.Skip()
def OnVariablesGridEditorShown(self, event):
row, col = event.GetRow(), event.GetCol()
label_value = self.Table.GetColLabelValue(col)
if label_value == "Type":
type_menu = wx.Menu(title='') # the root menu
# build a submenu containing standard IEC types
base_menu = wx.Menu(title='')
for base_type in self.Controler.GetBaseTypes():
new_id = wx.NewId()
AppendMenu(base_menu, help='', id=new_id, kind=wx.ITEM_NORMAL, text=base_type)
self.Bind(wx.EVT_MENU, self.GetVariableTypeFunction(base_type), id=new_id)
type_menu.AppendMenu(wx.NewId(), _("Base Types"), base_menu)
# build a submenu containing user-defined types
datatype_menu = wx.Menu(title='')
datatypes = self.Controler.GetDataTypes(basetypes = False)
for datatype in datatypes:
new_id = wx.NewId()
AppendMenu(datatype_menu, help='', id=new_id, kind=wx.ITEM_NORMAL, text=datatype)
self.Bind(wx.EVT_MENU, self.GetVariableTypeFunction(datatype), id=new_id)
type_menu.AppendMenu(wx.NewId(), _("User Data Types"), datatype_menu)
for category in self.Controler.GetConfNodeDataTypes():
if len(category["list"]) > 0:
# build a submenu containing confnode types
confnode_datatype_menu = wx.Menu(title='')
for datatype in category["list"]:
new_id = wx.NewId()
AppendMenu(confnode_datatype_menu, help='', id=new_id, kind=wx.ITEM_NORMAL, text=datatype)
self.Bind(wx.EVT_MENU, self.GetVariableTypeFunction(datatype), id=new_id)
type_menu.AppendMenu(wx.NewId(), category["name"], confnode_datatype_menu)
# build a submenu containing function block types
bodytype = self.Controler.GetEditedElementBodyType(self.TagName)
pouname, poutype = self.Controler.GetEditedElementType(self.TagName)
classtype = self.Table.GetValueByName(row, "Class")
new_id = wx.NewId()
AppendMenu(type_menu, help='', id=new_id, kind=wx.ITEM_NORMAL, text=_("Array"))
self.Bind(wx.EVT_MENU, self.VariableArrayTypeFunction, id=new_id)
if classtype in ["Input", "Output", "InOut", "External", "Global"] or \
poutype != "function" and bodytype in ["ST", "IL"]:
functionblock_menu = wx.Menu(title='')
fbtypes = self.Controler.GetFunctionBlockTypes(self.TagName)
for functionblock_type in fbtypes:
new_id = wx.NewId()
AppendMenu(functionblock_menu, help='', id=new_id, kind=wx.ITEM_NORMAL, text=functionblock_type)
self.Bind(wx.EVT_MENU, self.GetVariableTypeFunction(functionblock_type), id=new_id)
type_menu.AppendMenu(wx.NewId(), _("Function Block Types"), functionblock_menu)
rect = self.VariablesGrid.BlockToDeviceRect((row, col), (row, col))
corner_x = rect.x + rect.width
corner_y = rect.y + self.VariablesGrid.GetColLabelSize()
# pop up this new menu
self.VariablesGrid.PopupMenuXY(type_menu, corner_x, corner_y)
type_menu.Destroy()
event.Veto()
else:
event.Skip()
def GetVariableTypeFunction(self, base_type):
def VariableTypeFunction(event):
row = self.VariablesGrid.GetGridCursorRow()
self.Table.SetValueByName(row, "Type", base_type)
self.Table.ResetView(self.VariablesGrid)
self.SaveValues(False)
self.ParentWindow.RefreshView(variablepanel = False)
self.Controler.BufferProject()
self.ParentWindow._Refresh(TITLE, FILEMENU, EDITMENU, POUINSTANCEVARIABLESPANEL, LIBRARYTREE)
return VariableTypeFunction
def VariableArrayTypeFunction(self, event):
row = self.VariablesGrid.GetGridCursorRow()
dialog = ArrayTypeDialog(self,
self.Controler.GetDataTypes(self.TagName),
self.Table.GetValueByName(row, "Type"))
if dialog.ShowModal() == wx.ID_OK:
self.Table.SetValueByName(row, "Type", dialog.GetValue())
self.Table.ResetView(self.VariablesGrid)
self.SaveValues(False)
self.ParentWindow.RefreshView(variablepanel = False)
self.Controler.BufferProject()
self.ParentWindow._Refresh(TITLE, FILEMENU, EDITMENU, POUINSTANCEVARIABLESPANEL, LIBRARYTREE)
dialog.Destroy()
def OnVariablesGridCellLeftClick(self, event):
row = event.GetRow()
if not self.Debug and (event.GetCol() == 0 and self.Table.GetValueByName(row, "Edit")):
row = event.GetRow()
var_name = self.Table.GetValueByName(row, "Name")
var_class = self.Table.GetValueByName(row, "Class")
var_type = self.Table.GetValueByName(row, "Type")
data = wx.TextDataObject(str((var_name, var_class, var_type, self.TagName)))
dragSource = wx.DropSource(self.VariablesGrid)
dragSource.SetData(data)
dragSource.DoDragDrop()
event.Skip()
def RefreshValues(self):
data = []
for num, variable in enumerate(self.Values):
if variable["Class"] in self.ClassList:
variable["Number"] = num + 1
data.append(variable)
self.Table.SetData(data)
self.Table.ResetView(self.VariablesGrid)
def SaveValues(self, buffer = True):
words = self.TagName.split("::")
if self.ElementType == "config":
self.Controler.SetConfigurationGlobalVars(words[1], self.Values)
elif self.ElementType == "resource":
self.Controler.SetConfigurationResourceGlobalVars(words[1], words[2], self.Values)
else:
if self.ReturnType.IsEnabled():
self.Controler.SetPouInterfaceReturnType(words[1], self.ReturnType.GetStringSelection())
self.Controler.SetPouInterfaceVars(words[1], self.Values)
if buffer:
self.Controler.BufferProject()
self.ParentWindow._Refresh(TITLE, FILEMENU, EDITMENU, POUINSTANCEVARIABLESPANEL, LIBRARYTREE)
#-------------------------------------------------------------------------------
# Highlights showing functions
#-------------------------------------------------------------------------------
def OnRefreshHighlightsTimer(self, event):
self.Table.ResetView(self.VariablesGrid)
event.Skip()
def AddVariableHighlight(self, infos, highlight_type):
if isinstance(infos[0], TupleType):
for i in xrange(*infos[0]):
self.Table.AddHighlight((i,) + infos[1:], highlight_type)
else:
self.Table.AddHighlight(infos, highlight_type)
self.RefreshHighlightsTimer.Start(int(REFRESH_HIGHLIGHT_PERIOD * 1000), oneShot=True)
def ClearHighlights(self, highlight_type=None):
self.Table.ClearHighlights(highlight_type)
self.Table.ResetView(self.VariablesGrid)