1

#!/usr/bin/env python

     2

# -*- coding: utf-8 -*-

     3

     4

# This file is part of Beremiz, a Integrated Development Environment for

     5

# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.

     6

#

     7

# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD

     8

#

     9

# See COPYING file for copyrights details.

    10

#

    11

# This program is free software; you can redistribute it and/or

    12

# modify it under the terms of the GNU General Public License

    13

# as published by the Free Software Foundation; either version 2

    14

# of the License, or (at your option) any later version.

    15

#

    16

# This program is distributed in the hope that it will be useful,

    17

# but WITHOUT ANY WARRANTY; without even the implied warranty of

    18

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    19

# GNU General Public License for more details.

    20

#

    21

# You should have received a copy of the GNU General Public License

    22

# along with this program; if not, write to the Free Software

    23

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

    24

    25

    26

import re

    27

from functools import reduce

    28

    29

import wx

    30

import wx.stc

    31

    32

from graphics.GraphicCommons import ERROR_HIGHLIGHT, SEARCH_RESULT_HIGHLIGHT, REFRESH_HIGHLIGHT_PERIOD

    33

from plcopen.structures import ST_BLOCK_START_KEYWORDS, IEC_BLOCK_START_KEYWORDS, LOCATIONDATATYPES

    34

from editors.EditorPanel import EditorPanel

    35

from controls.CustomStyledTextCtrl import CustomStyledTextCtrl, faces, GetCursorPos

    36

    37

# -------------------------------------------------------------------------------

    38

#                         Textual programs Viewer class

    39

# -------------------------------------------------------------------------------

    40

    41

    42

NEWLINE = "\n"

    43

NUMBERS = [str(i) for i in range(10)]

    44

LETTERS = ['_']

    45

for i in range(26):

    46

    LETTERS.append(chr(ord('a') + i))

    47

    LETTERS.append(chr(ord('A') + i))

    48

    49

[STC_PLC_WORD, STC_PLC_COMMENT, STC_PLC_NUMBER, STC_PLC_STRING,

    50

 STC_PLC_VARIABLE, STC_PLC_PARAMETER, STC_PLC_FUNCTION, STC_PLC_JUMP,

    51

 STC_PLC_ERROR, STC_PLC_SEARCH_RESULT,

    52

 STC_PLC_EMPTY] = list(range(11))

    53

[SPACE, WORD, NUMBER, STRING, WSTRING, COMMENT, PRAGMA, DPRAGMA] = list(range(8))

    54

    55

re_texts = {}

    56

re_texts["letter"] = "[A-Za-z]"

    57

re_texts["digit"] = "[0-9]"

    58

re_texts["identifier"] = "((?:%(letter)s|(?:_(?:%(letter)s|%(digit)s)))(?:_?(?:%(letter)s|%(digit)s))*)" % re_texts

    59

IDENTIFIER_MODEL = re.compile(re_texts["identifier"])

    60

LABEL_MODEL = re.compile("[ \t\n]%(identifier)s:[ \t\n]" % re_texts)

    61

EXTENSIBLE_PARAMETER = re.compile("IN[1-9][0-9]*$")

    62

    63

HIGHLIGHT_TYPES = {

    64

    ERROR_HIGHLIGHT: STC_PLC_ERROR,

    65

    SEARCH_RESULT_HIGHLIGHT: STC_PLC_SEARCH_RESULT,

    66

}

    67

    68

    69

def LineStartswith(line, symbols):

    70

    return reduce(lambda x, y: x or y, list(map(line.startswith, symbols)), False)

    71

    72

    73

class TextViewer(EditorPanel):

    74

    75

    def _init_Editor(self, prnt):

    76

        self.Editor = CustomStyledTextCtrl(parent=prnt, name="TextViewer", size=wx.Size(0, 0), style=0)

    77

        self.Editor.ParentWindow = self

    78

    79

        self.Editor.CmdKeyAssign(ord('+'), wx.stc.STC_SCMOD_CTRL, wx.stc.STC_CMD_ZOOMIN)

    80

        self.Editor.CmdKeyAssign(ord('-'), wx.stc.STC_SCMOD_CTRL, wx.stc.STC_CMD_ZOOMOUT)

    81

    82

        self.Editor.SetViewWhiteSpace(False)

    83

    84

        self.Editor.SetLexer(wx.stc.STC_LEX_CONTAINER)

    85

    86

        # Global default styles for all languages

    87

        self.Editor.StyleSetSpec(wx.stc.STC_STYLE_DEFAULT, "face:%(mono)s,size:%(size)d" % faces)

    88

        self.Editor.StyleClearAll()  # Reset all to be like the default

    89

    90

        self.Editor.StyleSetSpec(wx.stc.STC_STYLE_LINENUMBER,  "back:#C0C0C0,size:%(size)d" % faces)

    91

        self.Editor.SetSelBackground(1, "#E0E0E0")

    92

    93

        # Highlighting styles

    94

        self.Editor.StyleSetSpec(STC_PLC_WORD, "fore:#00007F,bold,size:%(size)d" % faces)

    95

        self.Editor.StyleSetSpec(STC_PLC_VARIABLE, "fore:#7F0000,size:%(size)d" % faces)

    96

        self.Editor.StyleSetSpec(STC_PLC_PARAMETER, "fore:#7F007F,size:%(size)d" % faces)

    97

        self.Editor.StyleSetSpec(STC_PLC_FUNCTION, "fore:#7F7F00,size:%(size)d" % faces)

    98

        self.Editor.StyleSetSpec(STC_PLC_COMMENT, "fore:#7F7F7F,size:%(size)d" % faces)

    99

        self.Editor.StyleSetSpec(STC_PLC_NUMBER, "fore:#007F7F,size:%(size)d" % faces)

   100

        self.Editor.StyleSetSpec(STC_PLC_STRING, "fore:#007F00,size:%(size)d" % faces)

   101

        self.Editor.StyleSetSpec(STC_PLC_JUMP, "fore:#FF7FFF,size:%(size)d" % faces)

   102

        self.Editor.StyleSetSpec(STC_PLC_ERROR, "fore:#FF0000,back:#FFFF00,size:%(size)d" % faces)

   103

        self.Editor.StyleSetSpec(STC_PLC_SEARCH_RESULT, "fore:#FFFFFF,back:#FFA500,size:%(size)d" % faces)

   104

   105

        # Indicators styles

   106

        self.Editor.IndicatorSetStyle(0, wx.stc.STC_INDIC_SQUIGGLE)

   107

        if self.ParentWindow is not None and self.Controler is not None:

   108

            self.Editor.IndicatorSetForeground(0, wx.RED)

   109

        else:

   110

            self.Editor.IndicatorSetForeground(0, wx.WHITE)

   111

   112

        # Line numbers in the margin

   113

        self.Editor.SetMarginType(1, wx.stc.STC_MARGIN_NUMBER)

   114

        self.Editor.SetMarginWidth(1, 50)

   115

   116

        # Folding

   117

        self.Editor.MarkerDefine(wx.stc.STC_MARKNUM_FOLDEROPEN,    wx.stc.STC_MARK_BOXMINUS,          "white", "#808080")

   118

        self.Editor.MarkerDefine(wx.stc.STC_MARKNUM_FOLDER,        wx.stc.STC_MARK_BOXPLUS,           "white", "#808080")

   119

        self.Editor.MarkerDefine(wx.stc.STC_MARKNUM_FOLDERSUB,     wx.stc.STC_MARK_VLINE,             "white", "#808080")

   120

        self.Editor.MarkerDefine(wx.stc.STC_MARKNUM_FOLDERTAIL,    wx.stc.STC_MARK_LCORNER,           "white", "#808080")

   121

        self.Editor.MarkerDefine(wx.stc.STC_MARKNUM_FOLDEREND,     wx.stc.STC_MARK_BOXPLUSCONNECTED,  "white", "#808080")

   122

        self.Editor.MarkerDefine(wx.stc.STC_MARKNUM_FOLDEROPENMID, wx.stc.STC_MARK_BOXMINUSCONNECTED, "white", "#808080")

   123

        self.Editor.MarkerDefine(wx.stc.STC_MARKNUM_FOLDERMIDTAIL, wx.stc.STC_MARK_TCORNER,           "white", "#808080")

   124

   125

        # Indentation size

   126

        self.Editor.SetTabWidth(2)

   127

        self.Editor.SetUseTabs(0)

   128

   129

        self.Editor.SetModEventMask(wx.stc.STC_MOD_BEFOREINSERT |

   130

                                    wx.stc.STC_MOD_BEFOREDELETE)

   131

   132

        self.Bind(wx.stc.EVT_STC_STYLENEEDED, self.OnStyleNeeded, self.Editor)

   133

        self.Editor.Bind(wx.stc.EVT_STC_MARGINCLICK, self.OnMarginClick)

   134

        self.Editor.Bind(wx.stc.EVT_STC_UPDATEUI, self.OnUpdateUI)

   135

        self.Editor.Bind(wx.EVT_KEY_DOWN, self.OnKeyDown)

   136

        if self.Controler is not None:

   137

            self.Editor.Bind(wx.EVT_KILL_FOCUS, self.OnKillFocus)

   138

            self.Bind(wx.stc.EVT_STC_DO_DROP, self.OnDoDrop, self.Editor)

   139

            self.Bind(wx.stc.EVT_STC_MODIFIED, self.OnModification, self.Editor)

   140

   141

    def __init__(self, parent, tagname, window, controler, debug=False, instancepath=""):

   142

        if tagname != "" and controler is not None:

   143

            self.VARIABLE_PANEL_TYPE = controler.GetPouType(tagname.split("::")[1])

   144

   145

        EditorPanel.__init__(self, parent, tagname, window, controler, debug)

   146

   147

        self.Keywords = []

   148

        self.Variables = {}

   149

        self.Functions = {}

   150

        self.TypeNames = []

   151

        self.Jumps = []

   152

        self.EnumeratedValues = []

   153

        self.DisableEvents = True

   154

        self.TextSyntax = None

   155

        self.CurrentAction = None

   156

   157

        self.InstancePath = instancepath

   158

        self.ContextStack = []

   159

        self.CallStack = []

   160

   161

        self.ResetSearchResults()

   162

   163

        self.RefreshHighlightsTimer = wx.Timer(self, -1)

   164

        self.Bind(wx.EVT_TIMER, self.OnRefreshHighlightsTimer, self.RefreshHighlightsTimer)

   165

   166

    def GetTitle(self):

   167

        if self.Debug or self.TagName == "":

   168

            if len(self.InstancePath) > 15:

   169

                return "..." + self.InstancePath[-12:]

   170

            return self.InstancePath

   171

        return EditorPanel.GetTitle(self)

   172

   173

    def GetInstancePath(self):

   174

        return self.InstancePath

   175

   176

    def IsViewing(self, tagname):

   177

        if self.Debug or self.TagName == "":

   178

            return self.InstancePath == tagname

   179

        else:

   180

            return self.TagName == tagname

   181

   182

    def GetText(self):

   183

        return self.Editor.GetText()

   184

   185

    def SetText(self, text):

   186

        self.Editor.SetText(text)

   187

   188

    def SelectAll(self):

   189

        self.Editor.SelectAll()

   190

   191

    def Colourise(self, start, end):

   192

        self.Editor.Colourise(start, end)

   193

   200

   201

    INDIC0 = 0

   202

    INDIC1 = 1

   203

    INDIC2 = 2

   204

   205

    def SetStyling(self, length, style):

   206

        self.Editor.SetStyling(length, style)

   207

   208

    def SetIndicatorCurrentFillRange(self, start, length, indic):

   209

        self.Editor.SetIndicatorCurrent(indic)

   210

        self.Editor.IndicatorFillRange(start, length)

   211

   212

    def GetCurrentPos(self):

   213

        return self.Editor.GetCurrentPos()

   214

   215

    def ResetSearchResults(self):

   216

        self.Highlights = []

   217

        self.SearchParams = None

   218

        self.SearchResults = None

   219

        self.CurrentFindHighlight = None

   220

   221

    Buffering = "Off"

   222

    def OnModification(self, event):

   223

        if not self.DisableEvents:

   224

            mod_type = event.GetModificationType()

   225

            if mod_type & wx.stc.STC_MOD_BEFOREINSERT:

   226

                if self.CurrentAction is None:

   227

                    self.Buffering = "ShouldStart"

   228

                elif self.CurrentAction[0] != "Add" or self.CurrentAction[1] != event.GetPosition() - 1:

   229

                    self.Buffering = "ShouldRestart"

   230

                self.CurrentAction = ("Add", event.GetPosition())

   231

                self.RefreshModelAfter()

   232

            elif mod_type & wx.stc.STC_MOD_BEFOREDELETE:

   233

                if self.CurrentAction is None:

   234

                    self.Buffering = "ShouldStart"

   235

                elif self.CurrentAction[0] != "Delete" or self.CurrentAction[1] != event.GetPosition() + 1:

   236

                    self.Buffering = "ShouldRestart"

   237

                self.CurrentAction = ("Delete", event.GetPosition())

   238

                self.RefreshModelAfter()

   239

        event.Skip()

   240

   241

    def OnDoDrop(self, event):

   242

        try:

   243

            values = eval(event.GetDragText())

   244

        except Exception:

   245

            values = event.GetDragText()

   246

        if isinstance(values, tuple):

   247

            message = None

   248

            if values[1] in ["program", "debug"]:

   249

                event.SetDragText("")

   250

            elif values[1] in ["functionBlock", "function"]:

   251

                blocktype = values[0]

   252

                blockname = values[2]

   253

                if len(values) > 3:

   254

                    blockinputs = values[3]

   255

                else:

   256

                    blockinputs = None

   257

                if values[1] != "function":

   258

                    if blockname == "":

   259

                        dialog = wx.TextEntryDialog(self.ParentWindow, _("Block name"), _("Please enter a block name"), "", wx.OK | wx.CANCEL | wx.CENTRE)

   260

                        if dialog.ShowModal() == wx.ID_OK:

   261

                            blockname = dialog.GetValue()

   262

                        else:

   263

                            event.SetDragText("")

   264

                            return

   265

                        dialog.Destroy()

   266

                    if blockname.upper() in [name.upper() for name in self.Controler.GetProjectPouNames(self.Debug)]:

   267

                        message = _("\"%s\" pou already exists!") % blockname

   268

                    elif blockname.upper() in [name.upper() for name in self.Controler.GetEditedElementVariables(self.TagName, self.Debug)]:

   269

                        message = _("\"%s\" element for this pou already exists!") % blockname

   270

                    else:

   271

                        self.Controler.AddEditedElementPouVar(self.TagName, values[0], blockname)

   272

                        self.RefreshVariablePanel()

   273

                        self.RefreshVariableTree()

   274

                blockinfo = self.Controler.GetBlockType(blocktype, blockinputs, self.Debug)

   275

                hint = ',\n    '.join(

   276

                    [" " + fctdecl[0]+" := (*"+fctdecl[1]+"*)" for fctdecl in blockinfo["inputs"]] +

   277

                    [" " + fctdecl[0]+" => (*"+fctdecl[1]+"*)" for fctdecl in blockinfo["outputs"]])

   278

                if values[1] == "function":

   279

                    event.SetDragText(blocktype+"(\n    "+hint+")")

   280

                else:

   281

                    event.SetDragText(blockname+"(\n    "+hint+")")

   282

            elif values[1] == "location":

   283

                _pou_name, pou_type = self.Controler.GetEditedElementType(self.TagName, self.Debug)

   284

                if len(values) > 2 and pou_type == "program":

   285

                    var_name = values[3]

   286

                    dlg = wx.TextEntryDialog(

   287

                        self.ParentWindow,

   288

                        _("Confirm or change variable name"),

   289

                        _('Variable Drop'), var_name)

   290

                    dlg.SetValue(var_name)

   291

                    var_name = dlg.GetValue() if dlg.ShowModal() == wx.ID_OK else None

   292

                    dlg.Destroy()

   293

                    if var_name is None:

   294

                        return

   295

                    elif var_name.upper() in [name.upper() for name in self.Controler.GetProjectPouNames(self.Debug)]:

   296

                        message = _("\"%s\" pou already exists!") % var_name

   297

                    elif var_name.upper() in [name.upper() for name in self.Controler.GetEditedElementVariables(self.TagName, self.Debug)]:

   298

                        message = _("\"%s\" element for this pou already exists!") % var_name

   299

                    else:

   300

                        location = values[0]

   301

                        if not location.startswith("%"):

   302

                            dialog = wx.SingleChoiceDialog(

   303

                                self.ParentWindow,

   304

                                _("Select a variable class:"),

   305

                                _("Variable class"),

   306

                                [_("Input"), _("Output"), _("Memory")],

   307

                                wx.DEFAULT_DIALOG_STYLE | wx.OK | wx.CANCEL)

   308

                            if dialog.ShowModal() == wx.ID_OK:

   309

                                selected = dialog.GetSelection()

   310

                            else:

   311

                                selected = None

   312

                            dialog.Destroy()

   313

                            if selected is None:

   314

                                event.SetDragText("")

   315

                                return

   316

                            if selected == 0:

   317

                                location = "%I" + location

   318

                            elif selected == 1:

   319

                                location = "%Q" + location

   320

                            else:

   321

                                location = "%M" + location

   322

                        if values[2] is not None:

   323

                            var_type = values[2]

   324

                        else:

   325

                            var_type = LOCATIONDATATYPES.get(location[2], ["BOOL"])[0]

   326

                        self.Controler.AddEditedElementPouVar(

   327

                            self.TagName,

   328

                            var_type, var_name,

   329

                            location=location, description=values[4])

   330

                        self.RefreshVariablePanel()

   331

                        self.RefreshVariableTree()

   332

                        event.SetDragText(var_name)

   333

                else:

   334

                    event.SetDragText("")

   335

            elif values[1] == "NamedConstant":

   336

                _pou_name, pou_type = self.Controler.GetEditedElementType(self.TagName, self.Debug)

   337

                if pou_type == "program":

   338

                    initval = values[0]

   339

                    var_name = values[3]

   340

                    dlg = wx.TextEntryDialog(

   341

                        self.ParentWindow,

   342

                        _("Confirm or change variable name"),

   343

                        _('Variable Drop'), var_name)

   344

                    dlg.SetValue(var_name)

   345

                    var_name = dlg.GetValue() if dlg.ShowModal() == wx.ID_OK else None

   346

                    dlg.Destroy()

   347

                    if var_name is None:

   348

                        return

   349

                    elif var_name.upper() in [name.upper() for name in self.Controler.GetProjectPouNames(self.Debug)]:

   350

                        message = _("\"%s\" pou already exists!") % var_name

   351

                    else:

   352

                        var_type = values[2]

   353

                        if not var_name.upper() in [name.upper() for name in self.Controler.GetEditedElementVariables(self.TagName, self.Debug)]:

   354

                            self.Controler.AddEditedElementPouVar(self.TagName,

   355

                                                                  var_type,

   356

                                                                  var_name,

   357

                                                                  description=values[4], initval=initval)

   358

                            self.RefreshVariablePanel()

   359

                            self.RefreshVariableTree()

   360

                        event.SetDragText(var_name)

   361

            elif values[1] == "Global":

   362

                var_name = values[0]

   363

                dlg = wx.TextEntryDialog(

   364

                    self.ParentWindow,

   365

                    _("Confirm or change variable name"),

   366

                    _('Variable Drop'), var_name)

   367

                dlg.SetValue(var_name)

   368

                var_name = dlg.GetValue() if dlg.ShowModal() == wx.ID_OK else None

   369

                dlg.Destroy()

   370

                if var_name is None:

   371

                    return

   372

                elif var_name.upper() in [name.upper() for name in self.Controler.GetProjectPouNames(self.Debug)]:

   373

                    message = _("\"%s\" pou already exists!") % var_name

   374

                else:

   375

                    if not var_name.upper() in [name.upper() for name in self.Controler.GetEditedElementVariables(self.TagName, self.Debug)]:

   376

                        kwargs = dict(description=values[4]) if len(values)>4 else {}

   377

                        self.Controler.AddEditedElementPouExternalVar(self.TagName, values[2], var_name, **kwargs)

   378

                        self.RefreshVariablePanel()

   379

                        self.RefreshVariableTree()

   380

                    event.SetDragText(var_name)

   381

            elif values[1] == "Constant":

   382

                event.SetDragText(values[0])

   383

            elif values[3] == self.TagName:

   384

                self.ResetBuffer()

   385

                event.SetDragText(values[0])

   386

                self.RefreshModelAfter()

   387

            else:

   388

                message = _("Variable don't belong to this POU!")

   389

            if message is not None:

   390

                dialog = wx.MessageDialog(self, message, _("Error"), wx.OK | wx.ICON_ERROR)

   391

                dialog.ShowModal()

   392

                dialog.Destroy()

   393

                event.SetDragText("")

   394

        event.Skip()

   395

   396

    def SetTextSyntax(self, syntax):

   397

        self.TextSyntax = syntax

   398

        if syntax in ["ST", "ALL"]:

   399

            self.Editor.SetMarginType(2, wx.stc.STC_MARGIN_SYMBOL)

   400

            self.Editor.SetMarginMask(2, wx.stc.STC_MASK_FOLDERS)

   401

            self.Editor.SetMarginSensitive(2, 1)

   402

            self.Editor.SetMarginWidth(2, 12)

   403

            if syntax == "ST":

   404

                self.BlockStartKeywords = ST_BLOCK_START_KEYWORDS

   405

                self.BlockEndKeywords = ST_BLOCK_START_KEYWORDS

   406

            else:

   407

                self.BlockStartKeywords = IEC_BLOCK_START_KEYWORDS

   408

                self.BlockEndKeywords = IEC_BLOCK_START_KEYWORDS

   409

        else:

   410

            self.BlockStartKeywords = []

   411

            self.BlockEndKeywords = []

   412

   413

    def SetKeywords(self, keywords):

   414

        self.Keywords = [keyword.upper() for keyword in keywords]

   415

        self.Colourise(0, -1)

   416

   417

    def RefreshJumpList(self):

   418

        if self.TextSyntax == "IL":

   419

            self.Jumps = [jump.upper() for jump in LABEL_MODEL.findall(self.GetText())]

   420

   421

    # Buffer the last model state

   422

    def RefreshBuffer(self):

   423

        self.Controler.BufferProject()

   424

        if self.ParentWindow:

   425

            self.ParentWindow.RefreshTitle()

   426

            self.ParentWindow.RefreshFileMenu()

   427

            self.ParentWindow.RefreshEditMenu()

   428

   429

    def StartBuffering(self):

   430

        self.Controler.StartBuffering()

   431

        if self.ParentWindow:

   432

            self.ParentWindow.RefreshTitle()

   433

            self.ParentWindow.RefreshFileMenu()

   434

            self.ParentWindow.RefreshEditMenu()

   435

   436

    def EndBuffering(self):

   437

        self.Controler.EndBuffering()

   438

   439

    def ResetBuffer(self):

   440

        if self.CurrentAction is not None:

   441

            self.EndBuffering()

   442

            self.CurrentAction = None

   443

            self.Buffering == "Off"

   444

   445

    def GetBufferState(self):

   446

        if not self.Debug and self.TextSyntax != "ALL":

   447

            return self.Controler.GetBufferState()

   448

        return False, False

   449

   450

    def Undo(self):

   451

        if not self.Debug and self.TextSyntax != "ALL":

   452

            self.Controler.LoadPrevious()

   453

            self.ParentWindow.CloseTabsWithoutModel()

   454

   455

    def Redo(self):

   456

        if not self.Debug and self.TextSyntax != "ALL":

   457

            self.Controler.LoadNext()

   458

            self.ParentWindow.CloseTabsWithoutModel()

   459

   460

    def HasNoModel(self):

   461

        if not self.Debug and self.TextSyntax != "ALL":

   462

            return self.Controler.GetEditedElement(self.TagName) is None

   463

        return False

   464

   465

    def RefreshView(self, variablepanel=True):

   466

        EditorPanel.RefreshView(self, variablepanel)

   467

   468

        if self.Controler is not None:

   469

            self.ResetBuffer()

   470

            self.DisableEvents = True

   471

            old_cursor_pos = self.GetCurrentPos()

   472

            line = self.Editor.GetFirstVisibleLine()

   473

            column = self.Editor.GetXOffset()

   474

            old_text = self.GetText()

   475

            new_text = self.Controler.GetEditedElementText(self.TagName, self.Debug)

   476

            if old_text != new_text:

   477

                self.SetText(new_text)

   478

                new_cursor_pos = GetCursorPos(old_text, new_text)

   479

                self.Editor.LineScroll(column, line)

   480

                if new_cursor_pos is not None:

   481

                    self.Editor.GotoPos(new_cursor_pos)

   482

                else:

   483

                    self.Editor.GotoPos(old_cursor_pos)

   484

                self.RefreshJumpList()

   485

                self.Editor.EmptyUndoBuffer()

   486

            self.DisableEvents = False

   487

   488

            self.RefreshVariableTree()

   489

   490

            self.TypeNames = [typename.upper() for typename in self.Controler.GetDataTypes(self.TagName, True, self.Debug)]

   491

            self.EnumeratedValues = [value.upper() for value in self.Controler.GetEnumeratedDataValues()]

   492

   493

            self.Functions = {}

   494

            for category in self.Controler.GetBlockTypes(self.TagName, self.Debug):

   495

                for blocktype in category["list"]:

   496

                    blockname = blocktype["name"].upper()

   497

                    if blocktype["type"] == "function" and blockname not in self.Keywords and blockname not in list(self.Variables.keys()):

   498

                        interface = dict([(name, {}) for name, _type, _modifier in blocktype["inputs"] + blocktype["outputs"] if name != ''])

   499

                        for param in ["EN", "ENO"]:

   500

                            if param not in interface: