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

# Copyright (C) 2016: Andrey Skvortsov <andrej.skvortzov@gmail.com>

     9

#

    10

# See COPYING file for copyrights details.

    11

#

    12

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

    13

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

    14

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

    15

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

    16

#

    17

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

    18

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

    19

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    20

# GNU General Public License for more details.

    21

#

    22

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

    23

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

    24

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

    25

    26

    27

from __future__ import absolute_import

    28

from __future__ import print_function

    29

import os

    30

import sys

    31

import tempfile

    32

import shutil

    33

import random

    34

import time

    35

from time import time as gettime

    36

from threading import Lock, Timer, currentThread

    37

    38

from six.moves import cPickle, xrange

    39

import wx.lib.buttons

    40

import wx.lib.statbmp

    41

import wx.stc

    42

    43

    44

import version

    45

from editors.EditorPanel import EditorPanel

    46

from editors.Viewer import Viewer

    47

from editors.TextViewer import TextViewer

    48

from editors.ResourceEditor import ConfigurationEditor, ResourceEditor

    49

from editors.DataTypeEditor import DataTypeEditor

    50

from util import paths as paths

    51

from util.MiniTextControler import MiniTextControler

    52

from util.ProcessLogger import ProcessLogger

    53

from util.BitmapLibrary import GetBitmap

    54

from controls.LogViewer import LogViewer

    55

from controls.CustomStyledTextCtrl import CustomStyledTextCtrl

    56

from controls import EnhancedStatusBar as esb

    57

from dialogs.AboutDialog import ShowAboutDialog

    58

    59

from plcopen.types_enums import \

    60

    ComputeConfigurationName, \

    61

    LOCATION_CONFNODE, \

    62

    LOCATION_MODULE, \

    63

    LOCATION_GROUP, \

    64

    LOCATION_VAR_INPUT, \

    65

    LOCATION_VAR_OUTPUT, \

    66

    LOCATION_VAR_MEMORY, \

    67

    ITEM_PROJECT, \

    68

    ITEM_RESOURCE, \

    69

    ITEM_CONFNODE

    70

    71

from ProjectController import ProjectController, GetAddMenuItems, MATIEC_ERROR_MODEL

    72

    73

from IDEFrame import \

    74

    TITLE,\

    75

    EDITORTOOLBAR,\

    76

    FILEMENU,\

    77

    EDITMENU,\

    78

    DISPLAYMENU,\

    79

    PROJECTTREE,\

    80

    POUINSTANCEVARIABLESPANEL,\

    81

    LIBRARYTREE,\

    82

    PAGETITLES,\

    83

    IDEFrame, \

    84

    AppendMenu,\

    85

    EncodeFileSystemPath, \

    86

    DecodeFileSystemPath

    87

    88

    89

beremiz_dir = paths.AbsDir(__file__)

    90

    91

    92

def Bpath(*args):

    93

    return os.path.join(beremiz_dir, *args)

    94

    95

    96

MAX_RECENT_PROJECTS = 9

    97

    98

    99

if wx.Platform == '__WXMSW__':

   100

    faces = {

   101

        'mono': 'Courier New',

   102

        'size': 8,

   103

    }

   104

else:

   105

    faces = {

   106

        'mono': 'Courier',

   107

        'size': 10,

   108

    }

   109

   110

   111

MainThread = currentThread().ident

   112

REFRESH_PERIOD = 0.1

   113

   114

   115

class LogPseudoFile(object):

   116

    """ Base class for file like objects to facilitate StdOut for the Shell."""

   117

    def __init__(self, output, risecall):

   118

        self.red_white = 1

   119

        self.red_yellow = 2

   120

        self.black_white = wx.stc.STC_STYLE_DEFAULT

   121

        self.output = output

   122

        self.risecall = risecall

   123

        # to prevent rapid fire on rising log panel

   124

        self.rising_timer = 0

   125

        self.lock = Lock()

   126

        self.YieldLock = Lock()

   127

        self.RefreshLock = Lock()

   128

        self.TimerAccessLock = Lock()

   129

        self.stack = []

   130

        self.LastRefreshTime = gettime()

   131

        self.LastRefreshTimer = None

   132

   133

    def write(self, s, style=None):

   134

        if self.lock.acquire():

   135

            self.stack.append((s, style))

   136

            self.lock.release()

   137

            current_time = gettime()

   138

            self.TimerAccessLock.acquire()

   139

            if self.LastRefreshTimer:

   140

                self.LastRefreshTimer.cancel()

   141

                self.LastRefreshTimer = None

   142

            self.TimerAccessLock.release()

   143

            if current_time - self.LastRefreshTime > REFRESH_PERIOD and self.RefreshLock.acquire(False):

   144

                self._should_write()

   145

            else:

   146

                self.TimerAccessLock.acquire()

   147

                self.LastRefreshTimer = Timer(REFRESH_PERIOD, self._timer_expired)

   148

                self.LastRefreshTimer.start()

   149

                self.TimerAccessLock.release()

   150

   151

    def _timer_expired(self):

   152

        if self.RefreshLock.acquire(False):

   153

            self._should_write()

   154

        else:

   155

            self.TimerAccessLock.acquire()

   156

            self.LastRefreshTimer = Timer(REFRESH_PERIOD, self._timer_expired)

   157

            self.LastRefreshTimer.start()

   158

            self.TimerAccessLock.release()

   159

   160

    def _should_write(self):

   161

        app = wx.GetApp()

   162

        if app is not None:

   163

            wx.CallAfter(self._write)

   164

   165

        if MainThread == currentThread().ident:

   166

            if app is not None:

   167

                if self.YieldLock.acquire(0):

   168

                    app.Yield()

   169

                    self.YieldLock.release()

   170

   171

    def _write(self):

   172

        if self.output:

   173

            self.output.Freeze()

   174

            self.lock.acquire()

   175

            for s, style in self.stack:

   176

                if style is None:

   177

                    style = self.black_white

   178

                if style != self.black_white:

   179

                    self.output.StartStyling(self.output.GetLength(), 0xff)

   180

   181

                # Temporary deactivate read only mode on StyledTextCtrl for

   182

                # adding text. It seems that text modifications, even

   183

                # programmatically, are disabled in StyledTextCtrl when read

   184

                # only is active

   185

                start_pos = self.output.GetLength()

   186

                self.output.SetReadOnly(False)

   187

                self.output.AppendText(s)

   188

                self.output.SetReadOnly(True)

   189

                text_len = self.output.GetLength() - start_pos

   190

   191

                if style != self.black_white:

   192

                    self.output.SetStyling(text_len, style)

   193

            self.stack = []

   194

            self.lock.release()

   195

            self.output.Thaw()

   196

            self.LastRefreshTime = gettime()

   197

            try:

   198

                self.RefreshLock.release()

   199

            except Exception:

   200

                pass

   201

            newtime = time.time()

   202

            if newtime - self.rising_timer > 1:

   203

                self.risecall(self.output)

   204

            self.rising_timer = newtime

   205

   206

    def write_warning(self, s):

   207

        self.write(s, self.red_white)

   208

   209

    def write_error(self, s):

   210

        self.write(s, self.red_yellow)

   211

   212

    def flush(self):

   213

        # Temporary deactivate read only mode on StyledTextCtrl for clearing

   214

        # text. It seems that text modifications, even programmatically, are

   215

        # disabled in StyledTextCtrl when read only is active

   216

        self.output.SetReadOnly(False)

   217

        self.output.SetText("")

   218

        self.output.SetReadOnly(True)

   219

   220

    def isatty(self):

   221

        return False

   222

   223

   224

ID_FILEMENURECENTPROJECTS = wx.NewId()

   225

   226

   227

class Beremiz(IDEFrame):

   228

   229

    def _init_utils(self):

   230

        self.ConfNodeMenu = wx.Menu(title='')

   231

        self.RecentProjectsMenu = wx.Menu(title='')

   232

   233

        IDEFrame._init_utils(self)

   234

   235

    def _init_coll_FileMenu_Items(self, parent):

   236

        AppendMenu(parent, help='', id=wx.ID_NEW,

   237

                   kind=wx.ITEM_NORMAL, text=_(u'New') + '\tCTRL+N')

   238

        AppendMenu(parent, help='', id=wx.ID_OPEN,

   239

                   kind=wx.ITEM_NORMAL, text=_(u'Open') + '\tCTRL+O')

   240

        parent.AppendMenu(ID_FILEMENURECENTPROJECTS, _("&Recent Projects"), self.RecentProjectsMenu)

   241

        parent.AppendSeparator()

   242

        AppendMenu(parent, help='', id=wx.ID_SAVE,

   243

                   kind=wx.ITEM_NORMAL, text=_(u'Save') + '\tCTRL+S')

   244

        AppendMenu(parent, help='', id=wx.ID_SAVEAS,

   245

                   kind=wx.ITEM_NORMAL, text=_(u'Save as') + '\tCTRL+SHIFT+S')

   246

        AppendMenu(parent, help='', id=wx.ID_CLOSE,

   247

                   kind=wx.ITEM_NORMAL, text=_(u'Close Tab') + '\tCTRL+W')

   248

        AppendMenu(parent, help='', id=wx.ID_CLOSE_ALL,

   249

                   kind=wx.ITEM_NORMAL, text=_(u'Close Project') + '\tCTRL+SHIFT+W')

   250

        parent.AppendSeparator()

   251

        AppendMenu(parent, help='', id=wx.ID_PAGE_SETUP,

   252

                   kind=wx.ITEM_NORMAL, text=_(u'Page Setup') + '\tCTRL+ALT+P')

   253

        AppendMenu(parent, help='', id=wx.ID_PREVIEW,

   254

                   kind=wx.ITEM_NORMAL, text=_(u'Preview') + '\tCTRL+SHIFT+P')

   255

        AppendMenu(parent, help='', id=wx.ID_PRINT,

   256

                   kind=wx.ITEM_NORMAL, text=_(u'Print') + '\tCTRL+P')

   257

        parent.AppendSeparator()

   258

        AppendMenu(parent, help='', id=wx.ID_EXIT,

   259

                   kind=wx.ITEM_NORMAL, text=_(u'Quit') + '\tCTRL+Q')

   260

   261

        self.Bind(wx.EVT_MENU, self.OnNewProjectMenu, id=wx.ID_NEW)

   262

        self.Bind(wx.EVT_MENU, self.OnOpenProjectMenu, id=wx.ID_OPEN)

   263

        self.Bind(wx.EVT_MENU, self.OnSaveProjectMenu, id=wx.ID_SAVE)

   264

        self.Bind(wx.EVT_MENU, self.OnSaveProjectAsMenu, id=wx.ID_SAVEAS)

   265

        self.Bind(wx.EVT_MENU, self.OnCloseTabMenu, id=wx.ID_CLOSE)

   266

        self.Bind(wx.EVT_MENU, self.OnCloseProjectMenu, id=wx.ID_CLOSE_ALL)

   267

        self.Bind(wx.EVT_MENU, self.OnPageSetupMenu, id=wx.ID_PAGE_SETUP)

   268

        self.Bind(wx.EVT_MENU, self.OnPreviewMenu, id=wx.ID_PREVIEW)

   269

        self.Bind(wx.EVT_MENU, self.OnPrintMenu, id=wx.ID_PRINT)

   270

        self.Bind(wx.EVT_MENU, self.OnQuitMenu, id=wx.ID_EXIT)

   271

   272

        self.AddToMenuToolBar([(wx.ID_NEW, "new", _(u'New'), None),

   273

                               (wx.ID_OPEN, "open", _(u'Open'), None),

   274

                               (wx.ID_SAVE, "save", _(u'Save'), None),

   275

                               (wx.ID_SAVEAS, "saveas", _(u'Save As...'), None),

   276

                               (wx.ID_PRINT, "print", _(u'Print'), None)])

   277

   278

    def _RecursiveAddMenuItems(self, menu, items):

   279

        for name, text, helpstr, children in items:

   280

            if len(children) > 0:

   281

                new_menu = wx.Menu(title='')

   282

                menu.AppendMenu(wx.ID_ANY, text, new_menu)

   283

                self._RecursiveAddMenuItems(new_menu, children)

   284

            else:

   285

                item = menu.Append(wx.ID_ANY, text, helpstr)

   286

                self.Bind(wx.EVT_MENU, self.GetAddConfNodeFunction(name), item)

   287

   288

    def _init_coll_AddMenu_Items(self, parent):

   289

        IDEFrame._init_coll_AddMenu_Items(self, parent, False)

   290

        self._RecursiveAddMenuItems(parent, GetAddMenuItems())

   291

   292

    def _init_coll_HelpMenu_Items(self, parent):

   293

        def handler(event):

   294

            return wx.MessageBox(

   295

                version.GetCommunityHelpMsg(),

   296

                _(u'Community support'),

   297

                wx.OK | wx.ICON_INFORMATION)

   298

   299

        item = parent.Append(wx.ID_ANY, _(u'Community support'), '')

   300

        self.Bind(wx.EVT_MENU, handler, item)

   301

   302

        parent.Append(help='', id=wx.ID_ABOUT,

   303

                      kind=wx.ITEM_NORMAL, text=_(u'About'))

   304

        self.Bind(wx.EVT_MENU, self.OnAboutMenu, id=wx.ID_ABOUT)

   305

   306

    def _init_coll_ConnectionStatusBar_Fields(self, parent):

   307

        parent.SetFieldsCount(3)

   308

   309

        parent.SetStatusText(number=0, text='')

   310

        parent.SetStatusText(number=1, text='')

   311

        parent.SetStatusText(number=2, text='')

   312

   313

        parent.SetStatusWidths([-1, 300, 200])

   314

   315

    def _init_ctrls(self, prnt):

   316

        IDEFrame._init_ctrls(self, prnt)

   317

   318

        self.EditMenuSize = self.EditMenu.GetMenuItemCount()

   319

   320

        inspectorID = wx.NewId()

   321

        self.Bind(wx.EVT_MENU, self.OnOpenWidgetInspector, id=inspectorID)

   322

        accels = [wx.AcceleratorEntry(wx.ACCEL_CTRL | wx.ACCEL_ALT, ord('I'), inspectorID)]

   323

   324

        for method, shortcut in [("Stop",     wx.WXK_F4),

   325

                                 ("Run",      wx.WXK_F5),

   326

                                 ("Transfer", wx.WXK_F6),

   327

                                 ("Connect",  wx.WXK_F7),

   328

                                 ("Build",    wx.WXK_F11)]:

   329

            def OnMethodGen(obj, meth):

   330

                def OnMethod(evt):

   331

                    if obj.CTR is not None:

   332

                        obj.CTR.CallMethod('_'+meth)

   333

                    wx.CallAfter(self.RefreshStatusToolBar)

   334

                return OnMethod

   335

            newid = wx.NewId()

   336

            self.Bind(wx.EVT_MENU, OnMethodGen(self, method), id=newid)

   337

            accels += [wx.AcceleratorEntry(wx.ACCEL_NORMAL, shortcut, newid)]

   338

   339

        self.SetAcceleratorTable(wx.AcceleratorTable(accels))

   340

   341

        self.LogConsole = CustomStyledTextCtrl(

   342

            name='LogConsole', parent=self.BottomNoteBook, pos=wx.Point(0, 0),

   343

            size=wx.Size(0, 0))

   344

        self.LogConsole.Bind(wx.EVT_SET_FOCUS, self.OnLogConsoleFocusChanged)

   345

        self.LogConsole.Bind(wx.EVT_KILL_FOCUS, self.OnLogConsoleFocusChanged)

   346

        self.LogConsole.Bind(wx.stc.EVT_STC_UPDATEUI, self.OnLogConsoleUpdateUI)

   347

        self.LogConsole.SetReadOnly(True)

   348

        self.LogConsole.SetWrapMode(wx.stc.STC_WRAP_CHAR)

   349

   350

        # Define Log Console styles

   351

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

   352

        self.LogConsole.StyleClearAll()

   353

        self.LogConsole.StyleSetSpec(1, "face:%(mono)s,fore:#FF0000,size:%(size)d" % faces)

   354

        self.LogConsole.StyleSetSpec(2, "face:%(mono)s,fore:#FF0000,back:#FFFF00,size:%(size)d" % faces)

   355

   356

        # Define Log Console markers

   357

        self.LogConsole.SetMarginSensitive(1, True)

   358

        self.LogConsole.SetMarginType(1, wx.stc.STC_MARGIN_SYMBOL)

   359

        self.LogConsole.MarkerDefine(0, wx.stc.STC_MARK_CIRCLE, "BLACK", "RED")

   360

   361

        self.LogConsole.SetModEventMask(wx.stc.STC_MOD_INSERTTEXT)

   362

   363

        self.LogConsole.Bind(wx.stc.EVT_STC_MARGINCLICK, self.OnLogConsoleMarginClick)

   364

        self.LogConsole.Bind(wx.stc.EVT_STC_MODIFIED, self.OnLogConsoleModified)

   365

   366

        self.MainTabs["LogConsole"] = (self.LogConsole, _("Console"))

   367

        self.BottomNoteBook.AddPage(*self.MainTabs["LogConsole"])

   368

        # self.BottomNoteBook.Split(self.BottomNoteBook.GetPageIndex(self.LogConsole), wx.RIGHT)

   369

   370

        self.LogViewer = LogViewer(self.BottomNoteBook, self)

   371

        self.MainTabs["LogViewer"] = (self.LogViewer, _("PLC Log"))

   372

        self.BottomNoteBook.AddPage(*self.MainTabs["LogViewer"])

   373

        # self.BottomNoteBook.Split(self.BottomNoteBook.GetPageIndex(self.LogViewer), wx.RIGHT)

   374

   375

        StatusToolBar = wx.ToolBar(self, -1, wx.DefaultPosition, wx.DefaultSize,

   376

                                   wx.TB_FLAT | wx.TB_NODIVIDER | wx.NO_BORDER)

   377

        StatusToolBar.SetToolBitmapSize(wx.Size(25, 25))

   378

        StatusToolBar.Realize()

   379

        self.Panes["StatusToolBar"] = StatusToolBar

   380

        self.AUIManager.AddPane(StatusToolBar, wx.aui.AuiPaneInfo().

   381

                                Name("StatusToolBar").Caption(_("Status ToolBar")).

   382

                                ToolbarPane().Top().Position(1).

   383

                                LeftDockable(False).RightDockable(False))

   384

   385

        self.AUIManager.Update()

   386

   387

        self.ConnectionStatusBar = esb.EnhancedStatusBar(self, style=wx.ST_SIZEGRIP)

   388

        self._init_coll_ConnectionStatusBar_Fields(self.ConnectionStatusBar)

   389

        self.ProgressStatusBar = wx.Gauge(self.ConnectionStatusBar, -1, range=100)

   390

        self.ConnectionStatusBar.AddWidget(self.ProgressStatusBar, esb.ESB_EXACT_FIT, esb.ESB_EXACT_FIT, 2)

   391

        self.ProgressStatusBar.Hide()

   392

        self.SetStatusBar(self.ConnectionStatusBar)

   393

   394

    def __init_execute_path(self):

   395

        if os.name == 'nt':

   396

            # on windows, desktop shortcut launches Beremiz.py

   397

            # with working dir set to mingw/bin.

   398

            # then we prefix CWD to PATH in order to ensure that

   399

            # commands invoked by build process by default are

   400

            # found here.

   401

            os.environ["PATH"] = os.getcwd()+';'+os.environ["PATH"]

   402

   403

    def __init__(self, parent, projectOpen=None, buildpath=None, ctr=None, debug=True):

   404

        # Add beremiz's icon in top left corner of the frame

   405

        self.icon = wx.Icon(Bpath("images", "brz.ico"), wx.BITMAP_TYPE_ICO)

   406

        self.__init_execute_path()

   407

   408

        IDEFrame.__init__(self, parent, debug)

   409

        self.Log = LogPseudoFile(self.LogConsole, self.SelectTab)

   410

   411

        self.local_runtime = None

   412

        self.runtime_port = None

   413

        self.local_runtime_tmpdir = None

   414

   415

        self.LastPanelSelected = None

   416

   417

        # Define Tree item icon list

   418

        self.LocationImageList = wx.ImageList(16, 16)

   419

        self.LocationImageDict = {}

   420

   421

        # Icons for location items

   422

        for imgname, itemtype in [

   423

                ("CONFIGURATION", LOCATION_CONFNODE),

   424

                ("RESOURCE",      LOCATION_MODULE),

   425

                ("PROGRAM",       LOCATION_GROUP),

   426

                ("VAR_INPUT",     LOCATION_VAR_INPUT),

   427

                ("VAR_OUTPUT",    LOCATION_VAR_OUTPUT),

   428

                ("VAR_LOCAL",     LOCATION_VAR_MEMORY)]:

   429

            self.LocationImageDict[itemtype] = self.LocationImageList.Add(GetBitmap(imgname))

   430

   431

        # Icons for other items

   432

        for imgname, itemtype in [

   433

                ("Extension", ITEM_CONFNODE)]:

   434

            self.TreeImageDict[itemtype] = self.TreeImageList.Add(GetBitmap(imgname))

   435

   436

        if projectOpen is not None:

   437

            projectOpen = DecodeFileSystemPath(projectOpen, False)

   438

   439

        if projectOpen is not None and os.path.isdir(projectOpen):

   440

            self.CTR = ProjectController(self, self.Log)

   441

            self.Controler = self.CTR

   442

            result, _err = self.CTR.LoadProject(projectOpen, buildpath)

   443

            if not result:

   444

                self.LibraryPanel.SetController(self.Controler)

   445

                self.ProjectTree.Enable(True)

   446

                self.PouInstanceVariablesPanel.SetController(self.Controler)

   447

                self.RefreshConfigRecentProjects(os.path.abspath(projectOpen))

   448

                self.RefreshAfterLoad()

   449

            else:

   450

                self.ResetView()

   451

                self.ShowErrorMessage(result)

   452

        else:

   453

            self.CTR = ctr

   454

            self.Controler = ctr

   455

            if ctr is not None:

   456

                ctr.SetAppFrame(self, self.Log)

   457

                self.LibraryPanel.SetController(self.Controler)

   458

                self.ProjectTree.Enable(True)

   459

                self.PouInstanceVariablesPanel.SetController(self.Controler)

   460

                self.RefreshAfterLoad()

   461

        if self.EnableDebug:

   462

            self.DebugVariablePanel.SetDataProducer(self.CTR)

   463

   464

        self.Bind(wx.EVT_CLOSE, self.OnCloseFrame)

   465

   466

        self._Refresh(TITLE, EDITORTOOLBAR, FILEMENU, EDITMENU, DISPLAYMENU)

   467

        self.RefreshAll()

   468

        self.LogConsole.SetFocus()

   469

   470

    def RefreshTitle(self):

   471

        name = _("Beremiz")

   472

        if self.CTR is not None:

   473

            projectname = self.CTR.GetProjectName()

   474

            if self.CTR.ProjectTestModified():

   475

                projectname = "~%s~" % projectname

   476

            self.SetTitle("%s - %s" % (name, projectname))

   477

        else:

   478

            self.SetTitle(name)

   479

   480

    def StartLocalRuntime(self, taskbaricon=True):

   481

        if (self.local_runtime is None) or (self.local_runtime.exitcode is not None):

   482

            # create temporary directory for runtime working directory

   483

            self.local_runtime_tmpdir = tempfile.mkdtemp()

   484

            # choose an arbitrary random port for runtime

   485

            self.runtime_port = int(random.random() * 1000) + 61131

   486

            # launch local runtime

   487

            self.local_runtime = ProcessLogger(

   488

                self.Log,

   489

                "\"%s\" \"%s\" -p %s -i localhost %s %s" % (

   490

                    sys.executable,

   491

                    Bpath("Beremiz_service.py"),

   492

                    self.runtime_port,

   493

                    {False: "-x 0", True: "-x 1"}[taskbaricon],

   494

                    self.local_runtime_tmpdir),

   495

                no_gui=False,

   496

                timeout=500, keyword=self.local_runtime_tmpdir,

   497

                cwd=self.local_runtime_tmpdir)

   498

            self.local_runtime.spin()

   499

        return self.runtime_port

   500

   501

    def KillLocalRuntime(self):

   502

        if self.local_runtime is not None:

   503

            # shutdown local runtime

   504

            self.local_runtime.kill(gently=False)

   505

            # clear temp dir

   506

            shutil.rmtree(self.local_runtime_tmpdir)

   507

   508

            self.local_runtime = None

   509

   510

    def OnOpenWidgetInspector(self, evt):

   511

        # Activate the widget inspection tool