1

#!/usr/bin/env python

     2

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

     3

     4

#This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor

     5

#based on the plcopen standard. 

     6

#

     7

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

     8

#

     9

#See COPYING file for copyrights details.

    10

#

    11

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

    12

#modify it under the terms of the GNU General Public

    13

#License as published by the Free Software Foundation; either

    14

#version 2.1 of the License, or (at your option) any later version.

    15

#

    16

#This library 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 GNU

    19

#General Public License for more details.

    20

#

    21

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

    22

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

    23

#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    24

    25

import math

    26

import time

    27

from types import TupleType

    28

from threading import Lock

    29

    30

import wx

    31

    32

from plcopen.structures import *

    33

from PLCControler import ITEM_POU, ITEM_PROGRAM, ITEM_FUNCTIONBLOCK

    34

    35

from dialogs import *

    36

from graphics import *

    37

from controls import EditorPanel

    38

    39

SCROLLBAR_UNIT = 10

    40

WINDOW_BORDER = 10

    41

SCROLL_ZONE = 10

    42

    43

CURSORS = None

    44

    45

def ResetCursors():

    46

    global CURSORS

    47

    if CURSORS == None:

    48

        CURSORS = [wx.NullCursor, 

    49

                   wx.StockCursor(wx.CURSOR_HAND),

    50

                   wx.StockCursor(wx.CURSOR_SIZENWSE),

    51

                   wx.StockCursor(wx.CURSOR_SIZENESW),

    52

                   wx.StockCursor(wx.CURSOR_SIZEWE),

    53

                   wx.StockCursor(wx.CURSOR_SIZENS)]

    54

    55

def AppendMenu(parent, help, id, kind, text):

    56

    if wx.VERSION >= (2, 6, 0):

    57

        parent.Append(help=help, id=id, kind=kind, text=text)

    58

    else:

    59

        parent.Append(helpString=help, id=id, kind=kind, item=text)

    60

    61

if wx.Platform == '__WXMSW__':

    62

    faces = { 'times': 'Times New Roman',

    63

              'mono' : 'Courier New',

    64

              'helv' : 'Arial',

    65

              'other': 'Comic Sans MS',

    66

              'size' : 10,

    67

             }

    68

else:

    69

    faces = { 'times': 'Times',

    70

              'mono' : 'Courier',

    71

              'helv' : 'Helvetica',

    72

              'other': 'new century schoolbook',

    73

              'size' : 12,

    74

             }

    75

    76

ZOOM_FACTORS = [math.sqrt(2) ** x for x in xrange(-6, 7)]

    77

    78

def GetVariableCreationFunction(variable_type):

    79

    def variableCreationFunction(viewer, id, specific_values):

    80

        return FBD_Variable(viewer, variable_type, 

    81

                                    specific_values["name"], 

    82

                                    specific_values["value_type"], 

    83

                                    id,

    84

                                    specific_values["executionOrder"])

    85

    return variableCreationFunction

    86

    87

def GetConnectorCreationFunction(connector_type):

    88

    def connectorCreationFunction(viewer, id, specific_values):

    89

        return FBD_Connector(viewer, connector_type, 

    90

                                     specific_values["name"], id)

    91

    return connectorCreationFunction

    92

    93

def commentCreationFunction(viewer, id, specific_values):

    94

    return Comment(viewer, specific_values["content"], id)

    95

    96

def GetPowerRailCreationFunction(powerrail_type):

    97

    def powerRailCreationFunction(viewer, id, specific_values):

    98

        return LD_PowerRail(viewer, powerrail_type, id, 

    99

                                    specific_values["connectors"])

   100

    return powerRailCreationFunction

   101

   102

CONTACT_TYPES = {(True, "none"): CONTACT_REVERSE,

   103

                 (False, "rising"): CONTACT_RISING,

   104

                 (False, "falling"): CONTACT_FALLING}

   105

   106

def contactCreationFunction(viewer, id, specific_values):

   107

    contact_type = CONTACT_TYPES.get((specific_values.get("negated", False), 

   108

                                      specific_values.get("edge", "none")),

   109

                                     CONTACT_NORMAL)

   110

    return LD_Contact(viewer, contact_type, specific_values["name"], id)

   111

   112

COIL_TYPES = {(True, "none", "none"): COIL_REVERSE,

   113

              (False, "none", "set"): COIL_SET,

   114

              (False, "none", "reset"): COIL_RESET,

   115

              (False, "rising", "none"): COIL_RISING,

   116

              (False, "falling", "none"): COIL_FALLING}

   117

   118

def coilCreationFunction(viewer, id, specific_values):

   119

    coil_type = COIL_TYPES.get((specific_values.get("negated", False), 

   120

                                specific_values.get("edge", "none"),

   121

                                specific_values.get("storage", "none")),

   122

                               COIL_NORMAL)

   123

    return LD_Coil(viewer, coil_type, specific_values["name"], id)

   124

   125

def stepCreationFunction(viewer, id, specific_values):

   126

    step = SFC_Step(viewer, specific_values["name"], 

   127

                            specific_values.get("initial", False), id)

   128

    if specific_values.get("action", None):

   129

        step.AddAction()

   130

        connector = step.GetActionConnector()

   131

        connector.SetPosition(wx.Point(*specific_values["action"]["position"]))

   132

    return step

   133

   134

def transitionCreationFunction(viewer, id, specific_values):

   135

    transition = SFC_Transition(viewer, specific_values["condition_type"], 

   136

                                        specific_values.get("condition", None), 

   137

                                        specific_values["priority"], id)

   138

    return transition

   139

   140

def GetDivergenceCreationFunction(divergence_type):

   141

    def divergenceCreationFunction(viewer, id, specific_values):

   142

        return SFC_Divergence(viewer, divergence_type, 

   143

                                      specific_values["connectors"], id)

   144

    return divergenceCreationFunction

   145

   146

def jumpCreationFunction(viewer, id, specific_values):

   147

    return SFC_Jump(viewer, specific_values["target"], id)

   148

   149

def actionBlockCreationFunction(viewer, id, specific_values):

   150

    return SFC_ActionBlock(viewer, specific_values["actions"], id)

   151

   152

ElementCreationFunctions = {

   153

    "input": GetVariableCreationFunction(INPUT),

   154

    "output": GetVariableCreationFunction(OUTPUT),

   155

    "inout": GetVariableCreationFunction(INOUT),

   156

    "connector": GetConnectorCreationFunction(CONNECTOR),

   157

    "continuation": GetConnectorCreationFunction(CONTINUATION),

   158

    "comment": commentCreationFunction,

   159

    "leftPowerRail": GetPowerRailCreationFunction(LEFTRAIL),

   160

    "rightPowerRail": GetPowerRailCreationFunction(RIGHTRAIL),

   161

    "contact": contactCreationFunction,

   162

    "coil": coilCreationFunction,

   163

    "step": stepCreationFunction, 

   164

    "transition": transitionCreationFunction,

   165

    "selectionDivergence": GetDivergenceCreationFunction(SELECTION_DIVERGENCE), 

   166

    "selectionConvergence": GetDivergenceCreationFunction(SELECTION_CONVERGENCE), 

   167

    "simultaneousDivergence": GetDivergenceCreationFunction(SIMULTANEOUS_DIVERGENCE), 

   168

    "simultaneousConvergence": GetDivergenceCreationFunction(SIMULTANEOUS_CONVERGENCE), 

   169

    "jump": jumpCreationFunction,

   170

    "actionBlock": actionBlockCreationFunction,

   171

}

   172

   173

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

   174

#                       Graphic elements Viewer base class

   175

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

   176

   177

# ID Constants for alignment menu items

   178

[ID_VIEWERALIGNMENTMENUITEMS0, ID_VIEWERALIGNMENTMENUITEMS1,

   179

 ID_VIEWERALIGNMENTMENUITEMS2, ID_VIEWERALIGNMENTMENUITEMS4,

   180

 ID_VIEWERALIGNMENTMENUITEMS5, ID_VIEWERALIGNMENTMENUITEMS6,

   181

] = [wx.NewId() for _init_coll_AlignmentMenu_Items in range(6)]

   182

   183

# ID Constants for contextual menu items

   184

[ID_VIEWERCONTEXTUALMENUITEMS0, ID_VIEWERCONTEXTUALMENUITEMS1,

   185

 ID_VIEWERCONTEXTUALMENUITEMS2, ID_VIEWERCONTEXTUALMENUITEMS3,

   186

 ID_VIEWERCONTEXTUALMENUITEMS5, ID_VIEWERCONTEXTUALMENUITEMS6,

   187

 ID_VIEWERCONTEXTUALMENUITEMS8, ID_VIEWERCONTEXTUALMENUITEMS9,

   188

 ID_VIEWERCONTEXTUALMENUITEMS11, ID_VIEWERCONTEXTUALMENUITEMS12,

   189

 ID_VIEWERCONTEXTUALMENUITEMS14, ID_VIEWERCONTEXTUALMENUITEMS16,

   190

 ID_VIEWERCONTEXTUALMENUITEMS17,

   191

] = [wx.NewId() for _init_coll_ContextualMenu_Items in range(13)]

   192

   193

   194

class ViewerDropTarget(wx.TextDropTarget):

   195

   196

    def __init__(self, parent):

   197

        wx.TextDropTarget.__init__(self)

   198

        self.ParentWindow = parent

   199

   200

    def OnDropText(self, x, y, data):

   201

        tagname = self.ParentWindow.GetTagName()

   202

        pou_name, pou_type = self.ParentWindow.Controler.GetEditedElementType(tagname, self.ParentWindow.Debug)

   203

        x, y = self.ParentWindow.CalcUnscrolledPosition(x, y)

   204

        x = int(x / self.ParentWindow.ViewScale[0])

   205

        y = int(y / self.ParentWindow.ViewScale[1])

   206

        scaling = self.ParentWindow.Scaling

   207

        message = None

   208

        try:

   209

            values = eval(data)

   210

        except:

   211

            message = _("Invalid value \"%s\" for viewer block")%data

   212

            values = None

   213

        if not isinstance(values, TupleType):

   214

            message = _("Invalid value \"%s\" for viewer block")%data

   215

            values = None

   216

        if values is not None:

   217

            if values[1] == "debug":

   218

                pass

   219

            elif values[1] == "program":

   220

                message = _("Programs can't be used by other POUs!")

   221

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

   222

                words = tagname.split("::")

   223

                if pou_name == values[0]:

   224

                    message = _("\"%s\" can't use itself!")%pou_name

   225

                elif pou_type == "function" and values[1] != "function":

   226

                    message = _("Function Blocks can't be used in Functions!")

   227

                elif words[0] == "T" and values[1] != "function":

   228

                    message = _("Function Blocks can't be used in Transitions!")

   229

                elif self.ParentWindow.Controler.PouIsUsedBy(pou_name, values[0], self.ParentWindow.Debug):

   230

                    message = _("\"%s\" is already used by \"%s\"!")%(pou_name, values[0])

   231

                else:

   232

                    blockname = values[2]

   233

                    if len(values) > 3:

   234

                        blockinputs = values[3]

   235

                    else:

   236

                        blockinputs = None

   237

                    if values[1] != "function" and blockname == "":

   238

                        blockname = self.ParentWindow.GenerateNewName(blocktype=values[0])

   239

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

   240

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

   241

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

   242

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

   243

                    else:

   244

                        id = self.ParentWindow.GetNewId()

   245

                        block = FBD_Block(self.ParentWindow, values[0], blockname, id, inputs = blockinputs)

   246

                        width, height = block.GetMinSize()

   247

                        if scaling is not None:

   248

                            x = round(float(x) / float(scaling[0])) * scaling[0]

   249

                            y = round(float(y) / float(scaling[1])) * scaling[1]

   250

                            width = round(float(width) / float(scaling[0]) + 0.5) * scaling[0]

   251

                            height = round(float(height) / float(scaling[1]) + 0.5) * scaling[1]

   252

                        block.SetPosition(x, y)

   253

                        block.SetSize(width, height)

   254

                        self.ParentWindow.AddBlock(block)

   255

                        self.ParentWindow.Controler.AddEditedElementBlock(tagname, id, values[0], blockname)

   256

                        self.ParentWindow.RefreshBlockModel(block)

   257

                        self.ParentWindow.RefreshBuffer()

   258

                        self.ParentWindow.RefreshScrollBars()

   259

                        self.ParentWindow.RefreshVisibleElements()

   260

                        self.ParentWindow.RefreshVariablePanel()

   261

                        self.ParentWindow.Refresh(False)

   262

            elif values[1] == "location":

   280

                    var_name = values[3]

   281

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

   282

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

   283

                    else:

   285

                            var_class = OUTPUT

   286

                        else:

   287

                            var_class = INPUT

   288

                        if values[2] is not None:

   289

                            var_type = values[2]

   290

                        else:

   292

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

   294

                            self.ParentWindow.RefreshVariablePanel()

   295

                        self.ParentWindow.AddVariableBlock(x, y, scaling, var_class, var_name, var_type)

   296

            elif values[1] == "Global":

   297

                var_name = values[0]

   298

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

   299

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

   300

                else:

   301

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

   302

                        self.ParentWindow.Controler.AddEditedElementPouExternalVar(tagname, values[2], var_name)

   303

                        self.ParentWindow.RefreshVariablePanel()

   304

                    self.ParentWindow.AddVariableBlock(x, y, scaling, INPUT, var_name, values[2])

   305

            elif values[3] == tagname:

   306

                if values[1] == "Output":

   307

                    var_class = OUTPUT

   308

                elif values[1] == "InOut":

   309

                    var_class = INPUT

   310

                else:

   311

                    var_class = INPUT

   312

                tree = dict([(var["Name"], var["Tree"]) for var in self.ParentWindow.Controler.GetEditedElementInterfaceVars(tagname, self.ParentWindow.Debug)]).get(values[0], None)

   313

                if tree is not None:

   314

                    if len(tree[0]) > 0:

   315

                        menu = wx.Menu(title='')

   316

                        self.GenerateTreeMenu(x, y, scaling, menu, "", var_class, [(values[0], values[2], tree)])

   317

                        self.ParentWindow.PopupMenuXY(menu)

   318

                    else:

   319

                        self.ParentWindow.AddVariableBlock(x, y, scaling, var_class, values[0], values[2])

   320

                else:

   321

                    message = _("Unknown variable \"%s\" for this POU!") % values[0]

   322

            else:

   323

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

   324

        if message is not None:

   325

            wx.CallAfter(self.ShowMessage, message)

   326

   327

    def GenerateTreeMenu(self, x, y, scaling, menu, base_path, var_class, tree):

   328

        for child_name, child_type, (child_tree, child_dimensions) in tree:

   329

            if base_path:

   330

                child_path = "%s.%s" % (base_path, child_name)

   331

            else:

   332

                child_path = child_name

   333

            if len(child_dimensions) > 0:

   334

                child_path += "[%s]" % ",".join([str(dimension[0]) for dimension in child_dimensions])

   335

                child_name += "[]"

   336

            new_id = wx.NewId()

   337

            AppendMenu(menu, help='', id=new_id, kind=wx.ITEM_NORMAL, text=child_name)

   338

            self.ParentWindow.Bind(wx.EVT_MENU, self.GetAddVariableBlockFunction(x, y, scaling, var_class, child_path, child_type), id=new_id)

   339

            if len(child_tree) > 0:

   340

                new_id = wx.NewId()

   341

                child_menu = wx.Menu(title='')

   342

                self.GenerateTreeMenu(x, y, scaling, child_menu, child_path, var_class, child_tree)

   343

                menu.AppendMenu(new_id, "%s." % child_name, child_menu)

   344

   345

    def GetAddVariableBlockFunction(self, x, y, scaling, var_class, var_name, var_type):

   346

        def AddVariableFunction(event):

   347

            self.ParentWindow.AddVariableBlock(x, y, scaling, var_class, var_name, var_type)

   348

        return AddVariableFunction

   349

   350

    def ShowMessage(self, message):

   351

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

   352

        message.ShowModal()

   353

        message.Destroy()

   354

   355

"""

   356

Class that implements a Viewer based on a wx.ScrolledWindow for drawing and 

   357

manipulating graphic elements

   358

"""

   359

   360

class Viewer(EditorPanel, DebugViewer):

   361

   362

    if wx.VERSION < (2, 6, 0):

   363

        def Bind(self, event, function, id = None):

   364

            if id is not None:

   365

                event(self, id, function)

   366

            else:

   367

                event(self, function)

   368

   369

    # Add list of menu items to the given menu

   370

    def AddMenuItems(self, menu, items):

   371

        for item in items:

   372

            if item is None:

   373

                menu.AppendSeparator()

   374

            else:

   375

                id, kind, text, help, callback = item

   376

                AppendMenu(menu, help=help, id=id, kind=kind, text=text)

   377

                # Link menu event to corresponding called functions

   378

                self.Bind(wx.EVT_MENU, callback, id=id)

   379

   380

    # Add Block Pin Menu items to the given menu

   381

    def AddBlockPinMenuItems(self, menu, connector):

   382

        [ID_NO_MODIFIER, ID_NEGATED, ID_RISING_EDGE, 

   383

         ID_FALLING_EDGE] = [wx.NewId() for i in xrange(4)]

   384

   385

        # Create menu items

   386

        self.AddMenuItems(menu, [

   387

            (ID_NO_MODIFIER, wx.ITEM_RADIO, _(u'No Modifier'), '', self.OnNoModifierMenu),

   388

            (ID_NEGATED, wx.ITEM_RADIO, _(u'Negated'), '', self.OnNegatedMenu),

   389

            (ID_RISING_EDGE, wx.ITEM_RADIO, _(u'Rising Edge'), '', self.OnRisingEdgeMenu),

   390

            (ID_FALLING_EDGE, wx.ITEM_RADIO, _(u'Falling Edge'), '', self.OnFallingEdgeMenu)])

   391

   392

        type = self.Controler.GetEditedElementType(self.TagName, self.Debug)

   393

        menu.Enable(ID_RISING_EDGE, type != "function")

   394

        menu.Enable(ID_FALLING_EDGE, type != "function")

   395

   396

        if connector.IsNegated():

   397

            menu.Check(ID_NEGATED, True)

   398

        elif connector.GetEdge() == "rising":

   399

            menu.Check(ID_RISING_EDGE, True)

   400

        elif connector.GetEdge() == "falling":

   401

            menu.Check(ID_FALLING_EDGE, True)

   402

        else:

   403

            menu.Check(ID_NO_MODIFIER, True)

   404

   405

    # Add Alignment Menu items to the given menu

   406

    def AddAlignmentMenuItems(self, menu):

   407

        [ID_ALIGN_LEFT, ID_ALIGN_CENTER, ID_ALIGN_RIGHT,

   408

         ID_ALIGN_TOP, ID_ALIGN_MIDDLE, ID_ALIGN_BOTTOM,

   409

        ] = [wx.NewId() for i in xrange(6)]

   410

   411

        # Create menu items

   412

        self.AddMenuItems(menu, [

   413

            (ID_ALIGN_LEFT, wx.ITEM_NORMAL, _(u'Left'), '', self.OnAlignLeftMenu),

   414

            (ID_ALIGN_CENTER, wx.ITEM_NORMAL, _(u'Center'), '', self.OnAlignCenterMenu), 

   415

            (ID_ALIGN_RIGHT, wx.ITEM_NORMAL, _(u'Right'), '', self.OnAlignRightMenu),

   416

            None,

   417

            (ID_ALIGN_TOP, wx.ITEM_NORMAL, _(u'Top'), '', self.OnAlignTopMenu), 

   418

            (ID_ALIGN_MIDDLE, wx.ITEM_NORMAL, _(u'Middle'), '', self.OnAlignMiddleMenu),

   419

            (ID_ALIGN_BOTTOM, wx.ITEM_NORMAL, _(u'Bottom'), '', self.OnAlignBottomMenu)])

   420

   421

    # Add Wire Menu items to the given menu

   422

    def AddWireMenuItems(self, menu, delete=False):

   423

        [ID_ADD_SEGMENT, ID_DELETE_SEGMENT] = [wx.NewId() for i in xrange(2)]

   424

   425

        # Create menu items

   426

        self.AddMenuItems(menu, [

   427

            (ID_ADD_SEGMENT, wx.ITEM_NORMAL, _(u'Add Wire Segment'), '', self.OnAddSegmentMenu),

   428

            (ID_DELETE_SEGMENT, wx.ITEM_NORMAL, _(u'Delete Wire Segment'), '', self.OnDeleteSegmentMenu)])

   429

   430

        menu.Enable(ID_DELETE_SEGMENT, delete)

   431

   432

    # Add Divergence Menu items to the given menu

   433

    def AddDivergenceMenuItems(self, menu, delete=False):

   434

        [ID_ADD_BRANCH, ID_DELETE_BRANCH] = [wx.NewId() for i in xrange(2)]

   435

   436

        # Create menu items

   437

        self.AddMenuItems(menu, [

   438

            (ID_ADD_BRANCH, wx.ITEM_NORMAL, _(u'Add Divergence Branch'), '', self.OnAddBranchMenu),

   439

            (ID_DELETE_BRANCH, wx.ITEM_NORMAL, _(u'Delete Divergence Branch'), '', self.OnDeleteBranchMenu)])

   440

   441

        menu.Enable(ID_DELETE_BRANCH, delete)

   442

   443

    # Add Add Menu items to the given menu

   444

    def AddAddMenuItems(self, menu):

   445

        [ID_ADD_BLOCK, ID_ADD_VARIABLE, ID_ADD_CONNECTION,

   446

         ID_ADD_COMMENT] = [wx.NewId() for i in xrange(4)]

   447

   448

        # Create menu items

   449

        self.AddMenuItems(menu, [

   450

            (ID_ADD_BLOCK, wx.ITEM_NORMAL, _(u'Block'), '', self.GetAddMenuCallBack(self.AddNewBlock)),

   451

            (ID_ADD_VARIABLE, wx.ITEM_NORMAL, _(u'Variable'), '', self.GetAddMenuCallBack(self.AddNewVariable)),

   452

            (ID_ADD_CONNECTION, wx.ITEM_NORMAL, _(u'Connection'), '', self.GetAddMenuCallBack(self.AddNewConnection)),

   453

            None])

   454

   455

        if self.CurrentLanguage != "FBD":

   456

            [ID_ADD_POWER_RAIL, ID_ADD_CONTACT, ID_ADD_COIL,

   457

            ] = [wx.NewId() for i in xrange(3)]

   458

   459

            # Create menu items

   460

            self.AddMenuItems(menu, [

   461

                (ID_ADD_POWER_RAIL, wx.ITEM_NORMAL, _(u'Power Rail'), '', self.GetAddMenuCallBack(self.AddNewPowerRail)),

   462

                (ID_ADD_CONTACT, wx.ITEM_NORMAL, _(u'Contact'), '', self.GetAddMenuCallBack(self.AddNewContact))])

   463

   464

            if self.CurrentLanguage != "SFC":

   465

                self.AddMenuItems(menu, [

   466

                     (ID_ADD_COIL, wx.ITEM_NORMAL, _(u'Coil'), '', self.GetAddMenuCallBack(self.AddNewCoil))])

   467

   468

            menu.AppendSeparator()

   469

   470

        if self.CurrentLanguage == "SFC":

   471

            [ID_ADD_INITIAL_STEP, ID_ADD_STEP, ID_ADD_TRANSITION, 

   472

             ID_ADD_ACTION_BLOCK, ID_ADD_DIVERGENCE, ID_ADD_JUMP,

   473

            ] = [wx.NewId() for i in xrange(6)]

   474

   475

            # Create menu items

   476

            self.AddMenuItems(menu, [

   477

                (ID_ADD_INITIAL_STEP, wx.ITEM_NORMAL, _(u'Initial Step'), '', self.GetAddMenuCallBack(self.AddNewStep, True)),

   478

                (ID_ADD_STEP, wx.ITEM_NORMAL, _(u'Step'), '', self.GetAddMenuCallBack(self.AddNewStep)),

   479

                (ID_ADD_TRANSITION, wx.ITEM_NORMAL, _(u'Transition'), '', self.GetAddMenuCallBack(self.AddNewTransition)),

   480

                (ID_ADD_ACTION_BLOCK, wx.ITEM_NORMAL, _(u'Action Block'), '', self.GetAddMenuCallBack(self.AddNewActionBlock)),

   481

                (ID_ADD_DIVERGENCE, wx.ITEM_NORMAL, _(u'Divergence'), '', self.GetAddMenuCallBack(self.AddNewDivergence)),

   482

                (ID_ADD_JUMP, wx.ITEM_NORMAL, _(u'Jump'), '', self.GetAddMenuCallBack(self.AddNewJump)),

   483

                None])

   484

   485

        self.AddMenuItems(menu, [

   486

             (ID_ADD_COMMENT, wx.ITEM_NORMAL, _(u'Comment'), '', self.GetAddMenuCallBack(self.AddNewComment))])

   487

   488

    # Add Default Menu items to the given menu

   489

    def AddDefaultMenuItems(self, menu, edit=False, block=False):

   490

        if block:

   491

            [ID_EDIT_BLOCK, ID_DELETE] = [wx.NewId() for i in xrange(2)]

   492