Beremiz.py
author laurent
Fri, 11 Dec 2009 13:03:44 +0100
changeset 506 24629d4fc805
parent 505 7f38c773427b
child 509 aa5645a25d64
permissions -rw-r--r--
Adding support for making distinction between external variables and located variables for forcing
#!/usr/bin/env python
# -*- coding: utf-8 -*-

#This file is part of Beremiz, a Integrated Development Environment for
#programming IEC 61131-3 automates supporting plcopen standard and CanFestival. 
#
#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

__version__ = "$Revision$"

import os, sys, getopt, wx
import tempfile
import shutil
import random
import time

CWD = os.path.split(os.path.realpath(__file__))[0]

def Bpath(*args):
    return os.path.join(CWD,*args)

if __name__ == '__main__':
    def usage():
        print "\nUsage of Beremiz.py :"
        print "\n   %s [Projectpath] [Buildpath]\n"%sys.argv[0]
    
    try:
        opts, args = getopt.getopt(sys.argv[1:], "h", ["help"])
    except getopt.GetoptError:
        # print help information and exit:
        usage()
        sys.exit(2)
    
    for o, a in opts:
        if o in ("-h", "--help"):
            usage()
            sys.exit()
    
    if len(args) > 2:
        usage()
        sys.exit()
    elif len(args) == 1:
        projectOpen = args[0]
        buildpath = None
    elif len(args) == 2:
        projectOpen = args[0]
        buildpath = args[1]
    else:
        projectOpen = None
        buildpath = None
    
    app = wx.PySimpleApp()
    app.SetAppName('beremiz')
    wx.InitAllImageHandlers()
    
    bmp = wx.Image(Bpath("images","splash.png")).ConvertToBitmap()
    splash=wx.SplashScreen(bmp,wx.SPLASH_CENTRE_ON_SCREEN, 1000, None)
    wx.Yield()

# Import module for internationalization
import gettext
import __builtin__

# Get folder containing translation files
localedir = os.path.join(CWD,"locale")
# Get the default language
langid = wx.LANGUAGE_DEFAULT
# Define translation domain (name of translation files)
domain = "Beremiz"

# Define locale for wx
loc = __builtin__.__dict__.get('loc', None)
if loc is None:
    loc = wx.Locale(langid)
    __builtin__.__dict__['loc'] = loc
# Define location for searching translation files
loc.AddCatalogLookupPathPrefix(localedir)
# Define locale domain
loc.AddCatalog(domain)

def unicode_translation(message):
    return wx.GetTranslation(message).encode("utf-8")

if __name__ == '__main__':
    __builtin__.__dict__['_'] = wx.GetTranslation#unicode_translation

#Quick hack to be able to find Beremiz IEC tools. Should be config params.
base_folder = os.path.split(sys.path[0])[0]
sys.path.append(base_folder)
sys.path.append(os.path.join(base_folder, "plcopeneditor"))
sys.path.append(os.path.join(base_folder, "docutils"))

import wx.lib.buttons, wx.lib.statbmp
import TextCtrlAutoComplete, cPickle
import types, time, re, platform, time, traceback, commands
from plugger import PluginsRoot, MATIEC_ERROR_MODEL
from wxPopen import ProcessLogger

from docutils import *
from PLCOpenEditor import IDEFrame, Viewer, AppendMenu, TITLE, TOOLBAR, FILEMENU, EDITMENU, DISPLAYMENU, TYPESTREE, INSTANCESTREE, LIBRARYTREE, SCALING
from PLCControler import LOCATION_PLUGIN, LOCATION_MODULE, LOCATION_GROUP, LOCATION_VAR_INPUT, LOCATION_VAR_OUTPUT, LOCATION_VAR_MEMORY

SCROLLBAR_UNIT = 10
WINDOW_COLOUR = wx.Colour(240,240,240)
TITLE_COLOUR = wx.Colour(200,200,220)
CHANGED_TITLE_COLOUR = wx.Colour(220,200,220)
CHANGED_WINDOW_COLOUR = wx.Colour(255,240,240)

if wx.Platform == '__WXMSW__':
    faces = { 'times': 'Times New Roman',
              'mono' : 'Courier New',
              'helv' : 'Arial',
              'other': 'Comic Sans MS',
              'size' : 16,
             }
else:
    faces = { 'times': 'Times',
              'mono' : 'Courier',
              'helv' : 'Helvetica',
              'other': 'new century schoolbook',
              'size' : 18,
             }

# Some helpers to tweak GenBitmapTextButtons
# TODO: declare customized classes instead.
gen_mini_GetBackgroundBrush = lambda obj:lambda dc: wx.Brush(obj.GetParent().GetBackgroundColour(), wx.SOLID)
gen_textbutton_GetLabelSize = lambda obj:lambda:(wx.lib.buttons.GenButton._GetLabelSize(obj)[:-1] + (False,))

def make_genbitmaptogglebutton_flat(button):
    button.GetBackgroundBrush = gen_mini_GetBackgroundBrush(button)
    button.labelDelta = 0
    button.SetBezelWidth(0)
    button.SetUseFocusIndicator(False)

# Patch wx.lib.imageutils so that gray is supported on alpha images
import wx.lib.imageutils
from wx.lib.imageutils import grayOut as old_grayOut
def grayOut(anImage):
    if anImage.HasAlpha():
        AlphaData = anImage.GetAlphaData()
    else :
        AlphaData = None

    old_grayOut(anImage)

    if AlphaData is not None:
        anImage.SetAlphaData(AlphaData)

wx.lib.imageutils.grayOut = grayOut

class GenBitmapTextButton(wx.lib.buttons.GenBitmapTextButton):
    def _GetLabelSize(self):
        """ used internally """
        w, h = self.GetTextExtent(self.GetLabel())
        if not self.bmpLabel:
            return w, h, False       # if there isn't a bitmap use the size of the text

        w_bmp = self.bmpLabel.GetWidth()+2
        h_bmp = self.bmpLabel.GetHeight()+2
        height = h + h_bmp
        if w_bmp > w:
            width = w_bmp
        else:
            width = w
        return width, height, False

    def DrawLabel(self, dc, width, height, dw=0, dy=0):
        bmp = self.bmpLabel
        if bmp != None:     # if the bitmap is used
            if self.bmpDisabled and not self.IsEnabled():
                bmp = self.bmpDisabled
            if self.bmpFocus and self.hasFocus:
                bmp = self.bmpFocus
            if self.bmpSelected and not self.up:
                bmp = self.bmpSelected
            bw,bh = bmp.GetWidth(), bmp.GetHeight()
            if not self.up:
                dw = dy = self.labelDelta
            hasMask = bmp.GetMask() != None
        else:
            bw = bh = 0     # no bitmap -> size is zero

        dc.SetFont(self.GetFont())
        if self.IsEnabled():
            dc.SetTextForeground(self.GetForegroundColour())
        else:
            dc.SetTextForeground(wx.SystemSettings.GetColour(wx.SYS_COLOUR_GRAYTEXT))

        label = self.GetLabel()
        tw, th = dc.GetTextExtent(label)        # size of text
        if not self.up:
            dw = dy = self.labelDelta

        pos_x = (width-bw)/2+dw      # adjust for bitmap and text to centre
        pos_y = (height-bh-th)/2+dy
        if bmp !=None:
            dc.DrawBitmap(bmp, pos_x, pos_y, hasMask) # draw bitmap if available
            pos_x = (width-tw)/2+dw      # adjust for bitmap and text to centre
            pos_y += bh + 2

        dc.DrawText(label, pos_x, pos_y)      # draw the text


class GenStaticBitmap(wx.lib.statbmp.GenStaticBitmap):
    """ Customized GenStaticBitmap, fix transparency redraw bug on wx2.8/win32, 
    and accept image name as __init__ parameter, fail silently if file do not exist"""
    def __init__(self, parent, ID, bitmapname,
                 pos = wx.DefaultPosition, size = wx.DefaultSize,
                 style = 0,
                 name = "genstatbmp"):
        
        bitmappath = Bpath( "images", bitmapname)
        if os.path.isfile(bitmappath):
            bitmap = wx.Bitmap(bitmappath)
        else:
            bitmap = None
        wx.lib.statbmp.GenStaticBitmap.__init__(self, parent, ID, bitmap,
                 pos, size,
                 style,
                 name)
        
    def OnPaint(self, event):
        dc = wx.PaintDC(self)
        colour = self.GetParent().GetBackgroundColour()
        dc.SetPen(wx.Pen(colour))
        dc.SetBrush(wx.Brush(colour ))
        dc.DrawRectangle(0, 0, *dc.GetSizeTuple())
        if self._bitmap:
            dc.DrawBitmap(self._bitmap, 0, 0, True)

                        
class LogPseudoFile:
    """ Base class for file like objects to facilitate StdOut for the Shell."""
    def __init__(self, output, risecall):
        self.red_white = wx.TextAttr("RED", "WHITE")
        self.red_yellow = wx.TextAttr("RED", "YELLOW")
        self.black_white = wx.TextAttr("BLACK", "WHITE")
        self.default_style = None
        self.output = output
        self.risecall = risecall
        # to prevent rapid fire on rising log panel
        self.rising_timer = 0

    def write(self, s, style = None):
        if style is None : style=self.black_white
        self.output.Freeze(); 
        if self.default_style != style: 
            self.output.SetDefaultStyle(style)
            self.default_style = style
        self.output.AppendText(s)
        self.output.ScrollLines(s.count('\n')+1)
        self.output.ShowPosition(self.output.GetLastPosition())
        self.output.Thaw()
        newtime = time.time()
        if newtime - self.rising_timer > 1:
            self.risecall()
        self.rising_timer = newtime 

    def write_warning(self, s):
        self.write(s,self.red_white)

    def write_error(self, s):
        self.write(s,self.red_yellow)

    def flush(self):
        self.output.SetValue("")
    
    def isatty(self):
        return false

[ID_BEREMIZ, ID_BEREMIZMAINSPLITTER, 
 ID_BEREMIZPLCCONFIG, ID_BEREMIZLOGCONSOLE, 
 ID_BEREMIZINSPECTOR] = [wx.NewId() for _init_ctrls in range(5)]

[ID_BEREMIZRUNMENUBUILD, ID_BEREMIZRUNMENUSIMULATE, 
 ID_BEREMIZRUNMENURUN, ID_BEREMIZRUNMENUSAVELOG, 
] = [wx.NewId() for _init_coll_EditMenu_Items in range(4)]

class Beremiz(IDEFrame):
	
    def _init_coll_FileMenu_Items(self, parent):
        AppendMenu(parent, help='', id=wx.ID_NEW,
              kind=wx.ITEM_NORMAL, text=_(u'New\tCTRL+N'))
        AppendMenu(parent, help='', id=wx.ID_OPEN,
              kind=wx.ITEM_NORMAL, text=_(u'Open\tCTRL+O'))
        AppendMenu(parent, help='', id=wx.ID_SAVE,
              kind=wx.ITEM_NORMAL, text=_(u'Save\tCTRL+S'))
        AppendMenu(parent, help='', id=wx.ID_SAVEAS,
              kind=wx.ITEM_NORMAL, text=_(u'Save as\tCTRL+SHIFT+S'))
        AppendMenu(parent, help='', id=wx.ID_CLOSE,
              kind=wx.ITEM_NORMAL, text=_(u'Close Tab\tCTRL+W'))
        AppendMenu(parent, help='', id=wx.ID_CLOSE_ALL,
              kind=wx.ITEM_NORMAL, text=_(u'Close Project'))
        parent.AppendSeparator()
        AppendMenu(parent, help='', id=wx.ID_PAGE_SETUP,
              kind=wx.ITEM_NORMAL, text=_(u'Page Setup'))
        AppendMenu(parent, help='', id=wx.ID_PREVIEW,
              kind=wx.ITEM_NORMAL, text=_(u'Preview'))
        AppendMenu(parent, help='', id=wx.ID_PRINT,
              kind=wx.ITEM_NORMAL, text=_(u'Print'))
        parent.AppendSeparator()
        AppendMenu(parent, help='', id=wx.ID_PROPERTIES,
              kind=wx.ITEM_NORMAL, text=_(u'Properties'))
        parent.AppendSeparator()
        AppendMenu(parent, help='', id=wx.ID_EXIT,
              kind=wx.ITEM_NORMAL, text=_(u'Quit\tCTRL+Q'))
        
        self.Bind(wx.EVT_MENU, self.OnNewProjectMenu, id=wx.ID_NEW)
        self.Bind(wx.EVT_MENU, self.OnOpenProjectMenu, id=wx.ID_OPEN)
        self.Bind(wx.EVT_MENU, self.OnSaveProjectMenu, id=wx.ID_SAVE)
        self.Bind(wx.EVT_MENU, self.OnSaveProjectAsMenu, id=wx.ID_SAVEAS)
        self.Bind(wx.EVT_MENU, self.OnCloseTabMenu, id=wx.ID_CLOSE)
        self.Bind(wx.EVT_MENU, self.OnCloseProjectMenu, id=wx.ID_CLOSE_ALL)
        self.Bind(wx.EVT_MENU, self.OnPageSetupMenu, id=wx.ID_PAGE_SETUP)
        self.Bind(wx.EVT_MENU, self.OnPreviewMenu, id=wx.ID_PREVIEW)
        self.Bind(wx.EVT_MENU, self.OnPrintMenu, id=wx.ID_PRINT)
        self.Bind(wx.EVT_MENU, self.OnPropertiesMenu, id=wx.ID_PROPERTIES)
        self.Bind(wx.EVT_MENU, self.OnQuitMenu, id=wx.ID_EXIT)
    
    def _init_coll_HelpMenu_Items(self, parent):
        parent.Append(help='', id=wx.ID_HELP,
              kind=wx.ITEM_NORMAL, text=_(u'Beremiz\tF1'))
        parent.Append(help='', id=wx.ID_ABOUT,
              kind=wx.ITEM_NORMAL, text=_(u'About'))
        self.Bind(wx.EVT_MENU, self.OnBeremizMenu, id=wx.ID_HELP)
        self.Bind(wx.EVT_MENU, self.OnAboutMenu, id=wx.ID_ABOUT)
    
    def _init_coll_PLCConfigMainSizer_Items(self, parent):
        parent.AddSizer(self.PLCParamsSizer, 0, border=10, flag=wx.GROW|wx.TOP|wx.LEFT|wx.RIGHT)
        parent.AddSizer(self.PluginTreeSizer, 0, border=10, flag=wx.BOTTOM|wx.LEFT|wx.RIGHT)
        
    def _init_coll_PLCConfigMainSizer_Growables(self, parent):
        parent.AddGrowableCol(0)
        parent.AddGrowableRow(1)
    
    def _init_coll_PluginTreeSizer_Growables(self, parent):
        parent.AddGrowableCol(0)
        parent.AddGrowableCol(1)
        
    def _init_beremiz_sizers(self):
        self.PLCConfigMainSizer = wx.FlexGridSizer(cols=1, hgap=2, rows=2, vgap=2)
        self.PLCParamsSizer = wx.BoxSizer(wx.VERTICAL)
        #self.PluginTreeSizer = wx.FlexGridSizer(cols=3, hgap=0, rows=0, vgap=2)
        self.PluginTreeSizer = wx.FlexGridSizer(cols=2, hgap=0, rows=0, vgap=2)
        
        self._init_coll_PLCConfigMainSizer_Items(self.PLCConfigMainSizer)
        self._init_coll_PLCConfigMainSizer_Growables(self.PLCConfigMainSizer)
        self._init_coll_PluginTreeSizer_Growables(self.PluginTreeSizer)
        
        self.PLCConfig.SetSizer(self.PLCConfigMainSizer)
        
    def _init_ctrls(self, prnt):
        IDEFrame._init_ctrls(self, prnt)
        
        self.Bind(wx.EVT_MENU, self.OnOpenWidgetInspector, id=ID_BEREMIZINSPECTOR)
        accel = wx.AcceleratorTable([wx.AcceleratorEntry(wx.ACCEL_CTRL|wx.ACCEL_ALT, ord('I'), ID_BEREMIZINSPECTOR)])
        self.SetAcceleratorTable(accel)
        
        self.PLCConfig = wx.ScrolledWindow(id=ID_BEREMIZPLCCONFIG,
              name='PLCConfig', parent=self.LeftNoteBook, pos=wx.Point(0, 0),
              size=wx.Size(-1, -1), style=wx.TAB_TRAVERSAL|wx.SUNKEN_BORDER|wx.HSCROLL|wx.VSCROLL)
        self.PLCConfig.SetBackgroundColour(wx.WHITE)
        self.PLCConfig.Bind(wx.EVT_LEFT_DOWN, self.OnPanelLeftDown)
        self.PLCConfig.Bind(wx.EVT_SIZE, self.OnMoveWindow)
        self.PLCConfig.Bind(wx.EVT_MOUSEWHEEL, self.OnPLCConfigScroll)
        self.BottomNoteBook.InsertPage(0, self.PLCConfig, _("Topology"), True)
        
        self.LogConsole = wx.TextCtrl(id=ID_BEREMIZLOGCONSOLE, value='',
                  name='LogConsole', parent=self.BottomNoteBook, pos=wx.Point(0, 0),
                  size=wx.Size(0, 0), style=wx.TE_MULTILINE|wx.TE_RICH2)
        self.LogConsole.Bind(wx.EVT_LEFT_DCLICK, self.OnLogConsoleDClick)
        self.BottomNoteBook.AddPage(self.LogConsole, _("Log Console"))
        
        self._init_beremiz_sizers()

    def __init__(self, parent, projectOpen=None, buildpath=None, plugin_root=None, debug=True):
        IDEFrame.__init__(self, parent, debug)
        self.Config = wx.ConfigBase.Get()
        self.Log = LogPseudoFile(self.LogConsole,self.RiseLogConsole)
        
        self.local_runtime = None
        self.runtime_port = None
        self.local_runtime_tmpdir = None
        
        self.DisableEvents = False
        # Variable allowing disabling of PLCConfig scroll when Popup shown 
        self.ScrollingEnabled = True
        
        self.PluginInfos = {}
        
        if projectOpen is not None and os.path.isdir(projectOpen):
            self.PluginRoot = PluginsRoot(self, self.Log)
            self.Controler = self.PluginRoot
            result = self.PluginRoot.LoadProject(projectOpen, buildpath)
            if not result:
                self._Refresh(TYPESTREE, INSTANCESTREE, LIBRARYTREE)
                self.RefreshAll()
            else:
                self.ResetView()
                self.ShowErrorMessage(result)
        else:
            self.PluginRoot = plugin_root
            self.Controler = plugin_root
            if plugin_root is not None:
                self._Refresh(TYPESTREE, INSTANCESTREE, LIBRARYTREE)
                self.RefreshAll()
        if self.EnableDebug:
            self.DebugVariablePanel.SetDataProducer(self.PluginRoot)
                
        
        # Add beremiz's icon in top left corner of the frame
        self.SetIcon(wx.Icon(Bpath( "images", "brz.ico"), wx.BITMAP_TYPE_ICO))
        
        self.Bind(wx.EVT_CLOSE, self.OnCloseFrame)
        
        self._Refresh(TITLE, TOOLBAR, FILEMENU, EDITMENU, DISPLAYMENU)

    def RiseLogConsole(self):
        for idx in xrange(self.BottomNoteBook.GetPageCount()):
            window = self.BottomNoteBook.GetPage(idx)
            if window == self.LogConsole:
                self.BottomNoteBook.SetSelection(idx)
                break
        
    def RefreshTitle(self):
        name = _("Beremiz")
        if self.PluginRoot is not None:
            projectname = self.PluginRoot.GetProjectName()
            if self.PluginRoot.PlugTestModified():
                projectname = "~%s~" % projectname
            self.SetTitle("%s - %s" % (name, projectname))
        else:
            self.SetTitle(name)

    def StartLocalRuntime(self, taskbaricon = True):
        if self.local_runtime is None or self.local_runtime.finished:
            # create temporary directory for runtime working directory
            self.local_runtime_tmpdir = tempfile.mkdtemp()
            # choose an arbitrary random port for runtime
            self.runtime_port = int(random.random() * 1000) + 61131
            # launch local runtime
            self.local_runtime = ProcessLogger(self.Log,
                                               "\"%s\" \"%s\" -p %s -i localhost %s %s"%(sys.executable,
                                                           Bpath("Beremiz_service.py"),
                                                           self.runtime_port,
                                                           {False : "-x 0", True :"-x 1"}[taskbaricon],
                                                           self.local_runtime_tmpdir),
                                                           no_gui=False)
            self.local_runtime.spin(timeout=500, keyword = "working", kill_it = False)
        return self.runtime_port
    
    def KillLocalRuntime(self):
        if self.local_runtime is not None:
            # shutdown local runtime
            self.local_runtime.kill(gently=False)
            # clear temp dir
            shutil.rmtree(self.local_runtime_tmpdir)

    def OnOpenWidgetInspector(self, evt):
        # Activate the widget inspection tool
        from wx.lib.inspection import InspectionTool
        if not InspectionTool().initialized:
            InspectionTool().Init()

        # Find a widget to be selected in the tree.  Use either the
        # one under the cursor, if any, or this frame.
        wnd = wx.FindWindowAtPointer()
        if not wnd:
            wnd = self
        InspectionTool().Show(wnd, True)

    def OnLogConsoleDClick(self, event):
        wx.CallAfter(self.SearchLineForError)
        event.Skip()

    def SearchLineForError(self):
        if self.PluginRoot is not None:
            text = self.LogConsole.GetRange(0, self.LogConsole.GetInsertionPoint())
            line = self.LogConsole.GetLineText(len(text.splitlines()) - 1)
            result = MATIEC_ERROR_MODEL.match(line)
            if result is not None:
                first_line, first_column, last_line, last_column, error = result.groups()
                infos = self.PluginRoot.ShowError(self.Log,
                                                  (int(first_line), int(first_column)), 
                                                  (int(last_line), int(last_column)))
	
    ## Function displaying an Error dialog in PLCOpenEditor.
    #  @return False if closing cancelled.
    def CheckSaveBeforeClosing(self, title=_("Close Project")):
        if self.PluginRoot.ProjectTestModified():
            dialog = wx.MessageDialog(self,
                                      _("There are changes, do you want to save?"),
                                      title,
                                      wx.YES_NO|wx.CANCEL|wx.ICON_QUESTION)
            answer = dialog.ShowModal()
            dialog.Destroy()
            if answer == wx.ID_YES:
                self.PluginRoot.SaveProject()
            elif answer == wx.ID_CANCEL:
                return False
        return True
    
    def OnCloseFrame(self, event):
        if self.PluginRoot is None or self.CheckSaveBeforeClosing(_("Close Application")):
            if self.PluginRoot is not None:
                self.PluginRoot.KillDebugThread()
            self.KillLocalRuntime()
            event.Skip()
        else:
            event.Veto()
    
    def OnMoveWindow(self, event):
        self.GetBestSize()
        self.RefreshScrollBars()
        event.Skip()
    
    def EnableScrolling(self, enable):
        self.ScrollingEnabled = enable
    
    def OnPLCConfigScroll(self, event):
        if self.ScrollingEnabled:
            event.Skip()

    def OnPanelLeftDown(self, event):
        focused = self.FindFocus()
        if isinstance(focused, TextCtrlAutoComplete.TextCtrlAutoComplete):
            focused.DismissListBox()
        event.Skip()
    
    def RefreshFileMenu(self):
        if self.PluginRoot is not None:
            selected = self.TabsOpened.GetSelection()
            if selected >= 0:
                graphic_viewer = isinstance(self.TabsOpened.GetPage(selected), Viewer)
            else:
                graphic_viewer = False
            if self.TabsOpened.GetPageCount() > 0:
                self.FileMenu.Enable(wx.ID_CLOSE, True)
                if graphic_viewer:
                    self.FileMenu.Enable(wx.ID_PREVIEW, True)
                    self.FileMenu.Enable(wx.ID_PRINT, True)
                else:
                    self.FileMenu.Enable(wx.ID_PREVIEW, False)
                    self.FileMenu.Enable(wx.ID_PRINT, False)
            else:
                self.FileMenu.Enable(wx.ID_CLOSE, False)
                self.FileMenu.Enable(wx.ID_PREVIEW, False)
                self.FileMenu.Enable(wx.ID_PRINT, False)
            self.FileMenu.Enable(wx.ID_PAGE_SETUP, True)
            self.FileMenu.Enable(wx.ID_SAVE, self.PluginRoot.PlugTestModified())
            self.FileMenu.Enable(wx.ID_SAVEAS, True)
            self.FileMenu.Enable(wx.ID_PROPERTIES, True)
            self.FileMenu.Enable(wx.ID_CLOSE_ALL, True)
        else:
            self.FileMenu.Enable(wx.ID_CLOSE, False)
            self.FileMenu.Enable(wx.ID_PAGE_SETUP, False)
            self.FileMenu.Enable(wx.ID_PREVIEW, False)
            self.FileMenu.Enable(wx.ID_PRINT, False)
            self.FileMenu.Enable(wx.ID_SAVE, False)
            self.FileMenu.Enable(wx.ID_SAVEAS, False)
            self.FileMenu.Enable(wx.ID_PROPERTIES, False)
            self.FileMenu.Enable(wx.ID_CLOSE_ALL, False)
        
    def RefreshScrollBars(self):
        xstart, ystart = self.PLCConfig.GetViewStart()
        window_size = self.PLCConfig.GetClientSize()
        sizer = self.PLCConfig.GetSizer()
        if sizer:
            maxx, maxy = sizer.GetMinSize()
            self.PLCConfig.SetScrollbars(SCROLLBAR_UNIT, SCROLLBAR_UNIT, 
                maxx / SCROLLBAR_UNIT, maxy / SCROLLBAR_UNIT, 
                max(0, min(xstart, (maxx - window_size[0]) / SCROLLBAR_UNIT)), 
                max(0, min(ystart, (maxy - window_size[1]) / SCROLLBAR_UNIT)))

    def RefreshPLCParams(self):
        self.Freeze()
        self.ClearSizer(self.PLCParamsSizer)
        
        if self.PluginRoot is not None:    
            plcwindow = wx.Panel(self.PLCConfig, -1, size=wx.Size(-1, -1))
            if self.PluginRoot.PlugTestModified():
                bkgdclr = CHANGED_TITLE_COLOUR
            else:
                bkgdclr = TITLE_COLOUR
                
            if self.PluginRoot not in self.PluginInfos:
                self.PluginInfos[self.PluginRoot] = {"right_visible" : False}
            
            plcwindow.SetBackgroundColour(TITLE_COLOUR)
            plcwindow.Bind(wx.EVT_LEFT_DOWN, self.OnPanelLeftDown)
            self.PLCParamsSizer.AddWindow(plcwindow, 0, border=0, flag=wx.GROW)
            
            plcwindowsizer = wx.BoxSizer(wx.HORIZONTAL)
            plcwindow.SetSizer(plcwindowsizer)
            
            st = wx.StaticText(plcwindow, -1)
            st.SetFont(wx.Font(faces["size"], wx.DEFAULT, wx.NORMAL, wx.BOLD, faceName = faces["helv"]))
            st.SetLabel(self.PluginRoot.GetProjectName())
            plcwindowsizer.AddWindow(st, 0, border=5, flag=wx.ALL|wx.ALIGN_CENTER)
            
            addbutton_id = wx.NewId()
            addbutton = wx.lib.buttons.GenBitmapButton(id=addbutton_id, bitmap=wx.Bitmap(Bpath( 'images', 'Add.png')),
                  name='AddPluginButton', parent=plcwindow, pos=wx.Point(0, 0),
                  size=wx.Size(16, 16), style=wx.NO_BORDER)
            addbutton.SetToolTipString(_("Add a sub plugin"))
            addbutton.Bind(wx.EVT_BUTTON, self.Gen_AddPluginMenu(self.PluginRoot), id=addbutton_id)
            plcwindowsizer.AddWindow(addbutton, 0, border=5, flag=wx.RIGHT|wx.ALIGN_CENTER)
    
            plcwindowmainsizer = wx.BoxSizer(wx.VERTICAL)
            plcwindowsizer.AddSizer(plcwindowmainsizer, 0, border=5, flag=wx.ALL)
            
            plcwindowbuttonsizer = wx.BoxSizer(wx.HORIZONTAL)
            plcwindowmainsizer.AddSizer(plcwindowbuttonsizer, 0, border=0, flag=wx.ALIGN_CENTER)
            
            msizer = self.GenerateMethodButtonSizer(self.PluginRoot, plcwindow, not self.PluginInfos[self.PluginRoot]["right_visible"])
            plcwindowbuttonsizer.AddSizer(msizer, 0, border=0, flag=wx.GROW)
            
            paramswindow = wx.Panel(plcwindow, -1, size=wx.Size(-1, -1), style=wx.TAB_TRAVERSAL)
            paramswindow.SetBackgroundColour(TITLE_COLOUR)
            paramswindow.Bind(wx.EVT_LEFT_DOWN, self.OnPanelLeftDown)
            plcwindowbuttonsizer.AddWindow(paramswindow, 0, border=0, flag=0)
            
            psizer = wx.BoxSizer(wx.HORIZONTAL)
            paramswindow.SetSizer(psizer)
            
            plugin_infos = self.PluginRoot.GetParamsAttributes()
            self.RefreshSizerElement(paramswindow, psizer, self.PluginRoot, plugin_infos, None, False)
            
            if not self.PluginInfos[self.PluginRoot]["right_visible"]:
                paramswindow.Hide()
            
            minimizebutton_id = wx.NewId()
            minimizebutton = wx.lib.buttons.GenBitmapToggleButton(id=minimizebutton_id, bitmap=wx.Bitmap(Bpath( 'images', 'Maximize.png')),
                  name='MinimizeButton', parent=plcwindow, pos=wx.Point(0, 0),
                  size=wx.Size(24, 24), style=wx.NO_BORDER)
            make_genbitmaptogglebutton_flat(minimizebutton)
            minimizebutton.SetBitmapSelected(wx.Bitmap(Bpath( 'images', 'Minimize.png')))
            minimizebutton.SetToggle(self.PluginInfos[self.PluginRoot]["right_visible"])
            plcwindowbuttonsizer.AddWindow(minimizebutton, 0, border=5, flag=wx.ALL)
            
            def togglewindow(event):
                if minimizebutton.GetToggle():
                    paramswindow.Show()
                    msizer.SetCols(1)
                else:
                    paramswindow.Hide()
                    msizer.SetCols(len(self.PluginRoot.PluginMethods))
                self.PluginInfos[self.PluginRoot]["right_visible"] = minimizebutton.GetToggle()
                self.PLCConfigMainSizer.Layout()
                self.RefreshScrollBars()
                event.Skip()
            minimizebutton.Bind(wx.EVT_BUTTON, togglewindow, id=minimizebutton_id)
        
            self.PluginInfos[self.PluginRoot]["main"] = plcwindow
            self.PluginInfos[self.PluginRoot]["params"] = paramswindow
            
        self.PLCConfigMainSizer.Layout()
        self.RefreshScrollBars()
        self.Thaw()

    def GenerateMethodButtonSizer(self, plugin, parent, horizontal = True):
        normal_bt_font=wx.Font(faces["size"] / 3, wx.DEFAULT, wx.NORMAL, wx.NORMAL, faceName = faces["helv"])
        mouseover_bt_font=wx.Font(faces["size"] / 3, wx.DEFAULT, wx.NORMAL, wx.NORMAL, underline=True, faceName = faces["helv"])
        if horizontal:
            msizer = wx.FlexGridSizer(cols=len(plugin.PluginMethods))
        else:
            msizer = wx.FlexGridSizer(cols=1)
        for plugin_method in plugin.PluginMethods:
            if "method" in plugin_method and plugin_method.get("shown",True):
                id = wx.NewId()
                label = plugin_method["name"]
                button = GenBitmapTextButton(id=id, parent=parent,
                    bitmap=wx.Bitmap(Bpath( "%s.png"%plugin_method.get("bitmap", os.path.join("images", "Unknown")))), label=label, 
                    name=label, pos=wx.DefaultPosition, style=wx.NO_BORDER)
                button.SetFont(normal_bt_font)
                button.SetToolTipString(plugin_method["tooltip"])
                button.Bind(wx.EVT_BUTTON, self.GetButtonCallBackFunction(plugin, plugin_method["method"]), id=id)
                # a fancy underline on mouseover
                def setFontStyle(b, s):
                    def fn(event):
                        b.SetFont(s)
                        b.Refresh()
                        event.Skip()
                    return fn
                button.Bind(wx.EVT_ENTER_WINDOW, setFontStyle(button, mouseover_bt_font))
                button.Bind(wx.EVT_LEAVE_WINDOW, setFontStyle(button, normal_bt_font))
                #hack to force size to mini
                if not plugin_method.get("enabled",True):
                    button.Disable()
                msizer.AddWindow(button, 0, border=0, flag=wx.ALIGN_CENTER)
        return msizer

    def RefreshPluginTree(self):
        self.Freeze()
        self.ClearSizer(self.PluginTreeSizer)
        if self.PluginRoot is not None:
            for child in self.PluginRoot.IECSortedChilds():
                self.GenerateTreeBranch(child)
                if not self.PluginInfos[child]["expanded"]:
                    self.CollapsePlugin(child)
        self.PLCConfigMainSizer.Layout()
        self.RefreshScrollBars()
        self.Thaw()

    def SetPluginParamsAttribute(self, plugin, *args, **kwargs):
        res, StructChanged = plugin.SetParamsAttribute(*args, **kwargs)
        if StructChanged:
            wx.CallAfter(self.RefreshPluginTree)
        else:
            if plugin == self.PluginRoot:
                bkgdclr = CHANGED_TITLE_COLOUR
                items = ["main", "params"]
            else:
                bkgdclr = CHANGED_WINDOW_COLOUR
                items = ["left", "right", "params"]
            for i in items:
                self.PluginInfos[plugin][i].SetBackgroundColour(bkgdclr)
                self.PluginInfos[plugin][i].Refresh()
        self.RefreshFileMenu()
        return res

    def ExpandPlugin(self, plugin, force = False):
        for child in self.PluginInfos[plugin]["children"]:
            self.PluginInfos[child]["left"].Show()
            self.PluginInfos[child]["right"].Show()
            if force or not self.PluginInfos[child]["expanded"]:
                self.ExpandPlugin(child, force)
                if force:
                    self.PluginInfos[child]["expanded"] = True
        locations_infos = self.PluginInfos[plugin].get("locations_infos", None)
        if locations_infos is not None:
            if force or locations_infos["root"]["expanded"]:
                self.ExpandLocation(locations_infos, "root", force)
                if force:
                    locations_infos["root"]["expanded"] = True
                
    
    def CollapsePlugin(self, plugin, force = False):
        for child in self.PluginInfos[plugin]["children"]:
            self.PluginInfos[child]["left"].Hide()
            self.PluginInfos[child]["right"].Hide()
            self.CollapsePlugin(child, force)
            if force:
                self.PluginInfos[child]["expanded"] = False
        locations_infos = self.PluginInfos[plugin].get("locations_infos", None)
        if locations_infos is not None:
            self.CollapseLocation(locations_infos, "root", force)
            if force:
                locations_infos["root"]["expanded"] = False

    def ExpandLocation(self, locations_infos, group, force = False):
        for child in locations_infos[group]["children"]:
            locations_infos[child]["left"].Show()
            locations_infos[child]["right"].Show()
            if force or locations_infos[child]["expanded"]:
                self.ExpandLocation(locations_infos, child, force)
                if force:
                    locations_infos[child]["expanded"] = True
    
    def CollapseLocation(self, locations_infos, group, force = False):
        for child in locations_infos[group]["children"]:
            locations_infos[child]["left"].Hide()
            locations_infos[child]["right"].Hide()
            self.CollapseLocation(locations_infos, child, force)
            if force:
                locations_infos[child]["expanded"] = False

    def GenerateTreeBranch(self, plugin):
        leftwindow = wx.Panel(self.PLCConfig, -1, size=wx.Size(-1, -1))
        if plugin.PlugTestModified():
            bkgdclr=CHANGED_WINDOW_COLOUR
        else:
            bkgdclr=WINDOW_COLOUR

        leftwindow.SetBackgroundColour(bkgdclr)
        
        if not self.PluginInfos.has_key(plugin):
            self.PluginInfos[plugin] = {"expanded" : False, "right_visible" : False}
            
        self.PluginInfos[plugin]["children"] = plugin.IECSortedChilds()
        plugin_locations = []
        if len(self.PluginInfos[plugin]["children"]) == 0:
            plugin_locations = plugin.GetVariableLocationTree()["children"]
            if not self.PluginInfos[plugin].has_key("locations_infos"):
                self.PluginInfos[plugin]["locations_infos"] = {"root": {"expanded" : False}}
                
            self.PluginInfos[plugin]["locations_infos"]["root"]["children"] = []
        
        self.PluginTreeSizer.AddWindow(leftwindow, 0, border=0, flag=wx.GROW)
        
        leftwindowsizer = wx.FlexGridSizer(cols=1, rows=2)
        leftwindowsizer.AddGrowableCol(0)
        leftwindow.SetSizer(leftwindowsizer)
        
        leftbuttonmainsizer = wx.FlexGridSizer(cols=3, rows=1)
        leftbuttonmainsizer.AddGrowableCol(0)
        leftwindowsizer.AddSizer(leftbuttonmainsizer, 0, border=5, flag=wx.GROW|wx.LEFT|wx.RIGHT) #|wx.TOP
        
        leftbuttonsizer = wx.BoxSizer(wx.HORIZONTAL)
        leftbuttonmainsizer.AddSizer(leftbuttonsizer, 0, border=5, flag=wx.GROW|wx.RIGHT)
        
        leftsizer = wx.BoxSizer(wx.VERTICAL)
        leftbuttonsizer.AddSizer(leftsizer, 0, border=5, flag=wx.RIGHT|wx.ALIGN_CENTER_VERTICAL)

        rolesizer = wx.BoxSizer(wx.HORIZONTAL)
        leftsizer.AddSizer(rolesizer, 0, border=0, flag=wx.GROW|wx.RIGHT)

        enablebutton_id = wx.NewId()
        enablebutton = wx.lib.buttons.GenBitmapToggleButton(id=enablebutton_id, bitmap=wx.Bitmap(Bpath( 'images', 'Disabled.png')),
              name='EnableButton', parent=leftwindow, size=wx.Size(16, 16), pos=wx.Point(0, 0), style=0)#wx.NO_BORDER)
        enablebutton.SetToolTipString(_("Enable/Disable this plugin"))
        make_genbitmaptogglebutton_flat(enablebutton)
        enablebutton.SetBitmapSelected(wx.Bitmap(Bpath( 'images', 'Enabled.png')))
        enablebutton.SetToggle(plugin.MandatoryParams[1].getEnabled())
        def toggleenablebutton(event):
            res = self.SetPluginParamsAttribute(plugin, "BaseParams.Enabled", enablebutton.GetToggle())
            enablebutton.SetToggle(res)
            event.Skip()
        enablebutton.Bind(wx.EVT_BUTTON, toggleenablebutton, id=enablebutton_id)
        rolesizer.AddWindow(enablebutton, 0, border=0, flag=wx.RIGHT|wx.ALIGN_CENTER_VERTICAL)

        roletext = wx.StaticText(leftwindow, -1)
        roletext.SetLabel(plugin.PlugHelp)
        rolesizer.AddWindow(roletext, 0, border=5, flag=wx.RIGHT|wx.ALIGN_LEFT)
        
        plugin_IECChannel = plugin.BaseParams.getIEC_Channel()
        
        iecsizer = wx.BoxSizer(wx.HORIZONTAL)
        leftsizer.AddSizer(iecsizer, 0, border=5, flag=wx.RIGHT|wx.ALIGN_CENTER_VERTICAL)

        st = wx.StaticText(leftwindow, -1)
        st.SetFont(wx.Font(faces["size"], wx.DEFAULT, wx.NORMAL, wx.BOLD, faceName = faces["helv"]))
        st.SetLabel(plugin.GetFullIEC_Channel())
        iecsizer.AddWindow(st, 0, border=0, flag=0)

        updownsizer = wx.BoxSizer(wx.VERTICAL)
        iecsizer.AddSizer(updownsizer, 0, border=5, flag=wx.LEFT|wx.ALIGN_CENTER_VERTICAL)

        if plugin_IECChannel > 0:
            ieccdownbutton_id = wx.NewId()
            ieccdownbutton = wx.lib.buttons.GenBitmapButton(id=ieccdownbutton_id, bitmap=wx.Bitmap(Bpath( 'images', 'IECCDown.png')),
                  name='IECCDownButton', parent=leftwindow, pos=wx.Point(0, 0),
                  size=wx.Size(16, 16), style=wx.NO_BORDER)
            ieccdownbutton.Bind(wx.EVT_BUTTON, self.GetItemChannelChangedFunction(plugin, plugin_IECChannel - 1), id=ieccdownbutton_id)
            updownsizer.AddWindow(ieccdownbutton, 0, border=0, flag=wx.ALIGN_LEFT)

        ieccupbutton_id = wx.NewId()
        ieccupbutton = wx.lib.buttons.GenBitmapTextButton(id=ieccupbutton_id, bitmap=wx.Bitmap(Bpath( 'images', 'IECCUp.png')),
              name='IECCUpButton', parent=leftwindow, pos=wx.Point(0, 0),
              size=wx.Size(16, 16), style=wx.NO_BORDER)
        ieccupbutton.Bind(wx.EVT_BUTTON, self.GetItemChannelChangedFunction(plugin, plugin_IECChannel + 1), id=ieccupbutton_id)
        updownsizer.AddWindow(ieccupbutton, 0, border=0, flag=wx.ALIGN_LEFT)

        adddeletesizer = wx.BoxSizer(wx.VERTICAL)
        iecsizer.AddSizer(adddeletesizer, 0, border=5, flag=wx.LEFT|wx.ALIGN_CENTER_VERTICAL)

        deletebutton_id = wx.NewId()
        deletebutton = wx.lib.buttons.GenBitmapButton(id=deletebutton_id, bitmap=wx.Bitmap(Bpath( 'images', 'Delete.png')),
              name='DeletePluginButton', parent=leftwindow, pos=wx.Point(0, 0),
              size=wx.Size(16, 16), style=wx.NO_BORDER)
        deletebutton.SetToolTipString(_("Delete this plugin"))
        deletebutton.Bind(wx.EVT_BUTTON, self.GetDeleteButtonFunction(plugin), id=deletebutton_id)
        adddeletesizer.AddWindow(deletebutton, 0, border=5, flag=wx.RIGHT|wx.ALIGN_CENTER)

        if len(plugin.PlugChildsTypes) > 0:
            addbutton_id = wx.NewId()
            addbutton = wx.lib.buttons.GenBitmapButton(id=addbutton_id, bitmap=wx.Bitmap(Bpath( 'images', 'Add.png')),
                  name='AddPluginButton', parent=leftwindow, pos=wx.Point(0, 0),
                  size=wx.Size(16, 16), style=wx.NO_BORDER)
            addbutton.SetToolTipString(_("Add a sub plugin"))
            addbutton.Bind(wx.EVT_BUTTON, self.Gen_AddPluginMenu(plugin), id=addbutton_id)
            adddeletesizer.AddWindow(addbutton, 0, border=5, flag=wx.RIGHT|wx.ALIGN_CENTER)
        
        expandbutton_id = wx.NewId()
        expandbutton = wx.lib.buttons.GenBitmapToggleButton(id=expandbutton_id, bitmap=wx.Bitmap(Bpath( 'images', 'plus.png')),
              name='ExpandButton', parent=leftwindow, pos=wx.Point(0, 0),
              size=wx.Size(13, 13), style=wx.NO_BORDER)
        expandbutton.labelDelta = 0
        expandbutton.SetBezelWidth(0)
        expandbutton.SetUseFocusIndicator(False)
        expandbutton.SetBitmapSelected(wx.Bitmap(Bpath( 'images', 'minus.png')))
            
        if len(self.PluginInfos[plugin]["children"]) > 0:
            expandbutton.SetToggle(self.PluginInfos[plugin]["expanded"])
            def togglebutton(event):
                if expandbutton.GetToggle():
                    self.ExpandPlugin(plugin)
                else:
                    self.CollapsePlugin(plugin)
                self.PluginInfos[plugin]["expanded"] = expandbutton.GetToggle()
                self.PLCConfigMainSizer.Layout()
                self.RefreshScrollBars()
                event.Skip()
            expandbutton.Bind(wx.EVT_BUTTON, togglebutton, id=expandbutton_id)
        elif len(plugin_locations) > 0:
            locations_infos = self.PluginInfos[plugin]["locations_infos"]
            expandbutton.SetToggle(locations_infos["root"]["expanded"])
            def togglebutton(event):
                if expandbutton.GetToggle():
                    self.ExpandLocation(locations_infos, "root")
                else:
                    self.CollapseLocation(locations_infos, "root")
                self.PluginInfos[plugin]["expanded"] = expandbutton.GetToggle()
                locations_infos["root"]["expanded"] = expandbutton.GetToggle()
                self.PLCConfigMainSizer.Layout()
                self.RefreshScrollBars()
                event.Skip()
            expandbutton.Bind(wx.EVT_BUTTON, togglebutton, id=expandbutton_id)
        else:
            expandbutton.Enable(False)
        iecsizer.AddWindow(expandbutton, 0, border=5, flag=wx.RIGHT|wx.ALIGN_CENTER_VERTICAL)
        
        tc_id = wx.NewId()
        tc = wx.TextCtrl(leftwindow, tc_id, size=wx.Size(150, 25), style=wx.NO_BORDER)
        tc.SetFont(wx.Font(faces["size"] * 0.75, wx.DEFAULT, wx.NORMAL, wx.BOLD, faceName = faces["helv"]))
        tc.ChangeValue(plugin.MandatoryParams[1].getName())
        tc.Bind(wx.EVT_TEXT, self.GetTextCtrlCallBackFunction(tc, plugin, "BaseParams.Name"), id=tc_id)
        iecsizer.AddWindow(tc, 0, border=5, flag=wx.RIGHT|wx.ALIGN_CENTER_VERTICAL)
       
        rightwindow = wx.Panel(self.PLCConfig, -1, size=wx.Size(-1, -1))
        rightwindow.SetBackgroundColour(bkgdclr)
        
        self.PluginTreeSizer.AddWindow(rightwindow, 0, border=0, flag=wx.GROW)
        
        rightwindowmainsizer = wx.BoxSizer(wx.VERTICAL)
        rightwindow.SetSizer(rightwindowmainsizer)
        
        rightwindowsizer = wx.FlexGridSizer(cols=2, rows=1)
        rightwindowsizer.AddGrowableCol(1)
        rightwindowsizer.AddGrowableRow(0)
        rightwindowmainsizer.AddSizer(rightwindowsizer, 0, border=8, flag=wx.TOP|wx.GROW)
        
        msizer = self.GenerateMethodButtonSizer(plugin, rightwindow, not self.PluginInfos[plugin]["right_visible"])
        rightwindowsizer.AddSizer(msizer, 0, border=0, flag=wx.GROW)
        
        rightparamssizer = wx.BoxSizer(wx.HORIZONTAL)
        rightwindowsizer.AddSizer(rightparamssizer, 0, border=0, flag=wx.ALIGN_RIGHT)
        
        paramswindow = wx.Panel(rightwindow, -1, size=wx.Size(-1, -1))
        paramswindow.SetBackgroundColour(bkgdclr)
        
        psizer = wx.BoxSizer(wx.HORIZONTAL)
        paramswindow.SetSizer(psizer)
        self.PluginInfos[plugin]["params"] = paramswindow
        
        rightparamssizer.AddWindow(paramswindow, 0, border=5, flag=wx.ALL)
        
        plugin_infos = plugin.GetParamsAttributes()
        self.RefreshSizerElement(paramswindow, psizer, plugin, plugin_infos, None, False)
        
        if not self.PluginInfos[plugin]["right_visible"]:
            paramswindow.Hide()
        
        rightminimizebutton_id = wx.NewId()
        rightminimizebutton = wx.lib.buttons.GenBitmapToggleButton(id=rightminimizebutton_id, bitmap=wx.Bitmap(Bpath( 'images', 'Maximize.png')),
              name='MinimizeButton', parent=rightwindow, pos=wx.Point(0, 0),
              size=wx.Size(24, 24), style=wx.NO_BORDER)
        make_genbitmaptogglebutton_flat(rightminimizebutton)
        rightminimizebutton.SetBitmapSelected(wx.Bitmap(Bpath( 'images', 'Minimize.png')))
        rightminimizebutton.SetToggle(self.PluginInfos[plugin]["right_visible"])
        rightparamssizer.AddWindow(rightminimizebutton, 0, border=5, flag=wx.ALL)
                    
        def togglerightwindow(event):
            if rightminimizebutton.GetToggle():
                rightparamssizer.Show(0)
                msizer.SetCols(1)
            else:
                rightparamssizer.Hide(0)
                msizer.SetCols(len(plugin.PluginMethods))
            self.PluginInfos[plugin]["right_visible"] = rightminimizebutton.GetToggle()
            self.PLCConfigMainSizer.Layout()
            self.RefreshScrollBars()
            event.Skip()
        rightminimizebutton.Bind(wx.EVT_BUTTON, togglerightwindow, id=rightminimizebutton_id)
        
        self.PluginInfos[plugin]["left"] = leftwindow
        self.PluginInfos[plugin]["right"] = rightwindow
        for child in self.PluginInfos[plugin]["children"]:
            self.GenerateTreeBranch(child)
            if not self.PluginInfos[child]["expanded"]:
                self.CollapsePlugin(child)
        if len(plugin_locations) > 0:
            locations_infos = self.PluginInfos[plugin]["locations_infos"]
            for location in plugin_locations:
                locations_infos["root"]["children"].append("root.%s" % location["name"])
                self.GenerateLocationTreeBranch(locations_infos, "root", location)
            if not locations_infos["root"]["expanded"]:
                self.CollapseLocation(locations_infos, "root")
        
    LOCATION_BITMAP = {LOCATION_PLUGIN: "CONFIGURATION",
                       LOCATION_MODULE: "RESOURCE",
                       LOCATION_GROUP: "PROGRAM",
                       LOCATION_VAR_INPUT: "VAR_INPUT",
                       LOCATION_VAR_OUTPUT: "VAR_OUTPUT",
                       LOCATION_VAR_MEMORY: "VAR_LOCAL"}
    
    def GenerateLocationTreeBranch(self, locations_infos, parent, location):
        leftwindow = wx.Panel(self.PLCConfig, -1, size=wx.Size(-1, -1))
        self.PluginTreeSizer.AddWindow(leftwindow, 0, border=0, flag=wx.GROW)
        
        leftwindowsizer = wx.BoxSizer(wx.HORIZONTAL)
        leftwindow.SetSizer(leftwindowsizer)
        
        rightwindow = wx.Panel(self.PLCConfig, -1, size=wx.Size(-1, -1))
        self.PluginTreeSizer.AddWindow(rightwindow, 0, border=0, flag=wx.GROW)
        
        location_name = "%s.%s" % (parent, location["name"])
        if not locations_infos.has_key(location_name):
            locations_infos[location_name] = {"expanded" : False}
        
        if location["type"] in [LOCATION_PLUGIN, LOCATION_MODULE, LOCATION_GROUP]:
            if location["type"] == LOCATION_GROUP:
                leftwindow.SetBackgroundColour(wx.WHITE)
                rightwindow.SetBackgroundColour(wx.WHITE)
            else:
                leftwindow.SetBackgroundColour(WINDOW_COLOUR)
                rightwindow.SetBackgroundColour(WINDOW_COLOUR)
            
            st = wx.StaticText(leftwindow, -1)
            st.SetFont(wx.Font(faces["size"], wx.DEFAULT, wx.NORMAL, wx.BOLD, faceName = faces["helv"]))
            st.SetLabel(location["location"])
            leftwindowsizer.AddWindow(st, 0, border=5, flag=wx.RIGHT)
            
            expandbutton_id = wx.NewId()
            expandbutton = wx.lib.buttons.GenBitmapToggleButton(id=expandbutton_id, bitmap=wx.Bitmap(Bpath( 'images', 'plus.png')),
                  name='ExpandButton', parent=leftwindow, pos=wx.Point(0, 0),
                  size=wx.Size(13, 13), style=wx.NO_BORDER)
            expandbutton.labelDelta = 0
            expandbutton.SetBezelWidth(0)
            expandbutton.SetUseFocusIndicator(False)
            expandbutton.SetBitmapSelected(wx.Bitmap(Bpath( 'images', 'minus.png')))
            expandbutton.SetToggle(locations_infos[location_name]["expanded"])
                
            if len(location["children"]) > 0:
                def togglebutton(event):
                    if expandbutton.GetToggle():
                        self.ExpandLocation(locations_infos, location_name)
                    else:
                        self.CollapseLocation(locations_infos, location_name)
                    locations_infos[location_name]["expanded"] = expandbutton.GetToggle()
                    self.PLCConfigMainSizer.Layout()
                    self.RefreshScrollBars()
                    event.Skip()
                expandbutton.Bind(wx.EVT_BUTTON, togglebutton, id=expandbutton_id)
            else:
                expandbutton.Enable(False)
            leftwindowsizer.AddWindow(expandbutton, 0, border=5, flag=wx.RIGHT|wx.ALIGN_CENTER_VERTICAL)
            
        else:
            leftwindow.SetBackgroundColour(wx.WHITE)
            rightwindow.SetBackgroundColour(wx.WHITE)
            
            leftwindowsizer.Add(wx.Size(20, 16), 0)
            
        sb = wx.StaticBitmap(leftwindow, -1)
        icon = location.get("icon")
        if icon is None:
            icon = os.path.join(base_folder, "plcopeneditor", 'Images', '%s.png' % self.LOCATION_BITMAP[location["type"]])
        sb.SetBitmap(wx.Bitmap(icon))
        leftwindowsizer.AddWindow(sb, 0, border=5, flag=wx.RIGHT|wx.ALIGN_CENTER_VERTICAL)
        
        st_id = wx.NewId()
        st = wx.StaticText(leftwindow, st_id, size=wx.DefaultSize, style=wx.NO_BORDER)
        label = location["name"]
        if location["type"] in [LOCATION_VAR_INPUT, LOCATION_VAR_OUTPUT, LOCATION_VAR_MEMORY]:
            label += " (%s)" % location["location"]
            infos = location.copy()
            infos.pop("children")
            st.SetFont(wx.Font(faces["size"] * 0.5, wx.DEFAULT, wx.NORMAL, wx.NORMAL, faceName = faces["helv"]))
            st.Bind(wx.EVT_LEFT_DOWN, self.GenerateLocationLeftDownFunction(infos))
        elif location["type"] == LOCATION_GROUP:
            st.SetFont(wx.Font(faces["size"] * 0.6, wx.DEFAULT, wx.NORMAL, wx.NORMAL, faceName = faces["helv"]))
        else:
            st.SetFont(wx.Font(faces["size"] * 0.75, wx.DEFAULT, wx.NORMAL, wx.BOLD, faceName = faces["helv"]))
        st.SetLabel(label)
        leftwindowsizer.AddWindow(st, 0, border=5, flag=wx.RIGHT|wx.ALIGN_CENTER_VERTICAL)
        
        locations_infos[location_name]["left"] = leftwindow
        locations_infos[location_name]["right"] = rightwindow
        locations_infos[location_name]["children"] = []
        for child in location["children"]:
            child_name = "%s.%s" % (location_name, child["name"])
            locations_infos[location_name]["children"].append(child_name)
            self.GenerateLocationTreeBranch(locations_infos, location_name, child)
        if not locations_infos[location_name]["expanded"]:
            self.CollapseLocation(locations_infos, location_name)
    
    def GenerateLocationLeftDownFunction(self, infos):
        def OnLocationLeftDownFunction(event):
            data = wx.TextDataObject(str((infos["location"], "location", infos["IEC_type"], infos["name"], infos["description"])))
            dragSource = wx.DropSource(self)
            dragSource.SetData(data)
            dragSource.DoDragDrop()
            event.Skip()
        return OnLocationLeftDownFunction
    
    def RefreshAll(self):
        self.RefreshPLCParams()
        self.RefreshPluginTree()
        
    def GetItemChannelChangedFunction(self, plugin, value):
        def OnPluginTreeItemChannelChanged(event):
            res = self.SetPluginParamsAttribute(plugin, "BaseParams.IEC_Channel", value)
            event.Skip()
        return OnPluginTreeItemChannelChanged
    
    def _GetAddPluginFunction(self, name, plugin):
        def OnPluginMenu(event):
            wx.CallAfter(self.AddPlugin, name, plugin)
        return OnPluginMenu
    
    def Gen_AddPluginMenu(self, plugin):
        def AddPluginMenu(event):
            main_menu = wx.Menu(title='')
            if len(plugin.PlugChildsTypes) > 0:
                for name, XSDClass, help in plugin.PlugChildsTypes:
                    new_id = wx.NewId()
                    main_menu.Append(help=help, id=new_id, kind=wx.ITEM_NORMAL, text=_("Append ")+help)
                    self.Bind(wx.EVT_MENU, self._GetAddPluginFunction(name, plugin), id=new_id)
            self.PopupMenuXY(main_menu)
        return AddPluginMenu
    
    def GetButtonCallBackFunction(self, plugin, method):
        """ Generate the callbackfunc for a given plugin method"""
        def OnButtonClick(event):
            # Disable button to prevent re-entrant call 
            event.GetEventObject().Disable()
            # Call
            getattr(plugin,method)()
            # Re-enable button 
            event.GetEventObject().Enable()
            # Trigger refresh on Idle
            wx.CallAfter(self.RefreshAll)
            event.Skip()
        return OnButtonClick
    
    def GetChoiceCallBackFunction(self, choicectrl, plugin, path):
        def OnChoiceChanged(event):
            res = self.SetPluginParamsAttribute(plugin, path, choicectrl.GetStringSelection())
            choicectrl.SetStringSelection(res)
            event.Skip()
        return OnChoiceChanged
    
    def GetChoiceContentCallBackFunction(self, choicectrl, staticboxsizer, plugin, path):
        def OnChoiceContentChanged(event):
            res = self.SetPluginParamsAttribute(plugin, path, choicectrl.GetStringSelection())
            if wx.VERSION < (2, 8, 0):
                self.ParamsPanel.Freeze()
                choicectrl.SetStringSelection(res)
                infos = self.PluginRoot.GetParamsAttributes(path)
                staticbox = staticboxsizer.GetStaticBox()
                staticbox.SetLabel("%(name)s - %(value)s"%infos)
                self.RefreshSizerElement(self.ParamsPanel, staticboxsizer, infos["children"], "%s.%s"%(path, infos["name"]), selected=selected)
                self.ParamsPanelMainSizer.Layout()
                self.ParamsPanel.Thaw()
                self.ParamsPanel.Refresh()
            else:
                wx.CallAfter(self.RefreshAll)
            event.Skip()
        return OnChoiceContentChanged
    
    def GetTextCtrlCallBackFunction(self, textctrl, plugin, path):
        def OnTextCtrlChanged(event):
            res = self.SetPluginParamsAttribute(plugin, path, textctrl.GetValue())
            if res != textctrl.GetValue():
                textctrl.ChangeValue(res)
            event.Skip()
        return OnTextCtrlChanged
    
    def GetCheckBoxCallBackFunction(self, chkbx, plugin, path):
        def OnCheckBoxChanged(event):
            res = self.SetPluginParamsAttribute(plugin, path, chkbx.IsChecked())
            chkbx.SetValue(res)
            event.Skip()
        return OnCheckBoxChanged
    
    def ClearSizer(self, sizer):
        staticboxes = []
        for item in sizer.GetChildren():
            if item.IsSizer():
                item_sizer = item.GetSizer()
                self.ClearSizer(item_sizer)
                if isinstance(item_sizer, wx.StaticBoxSizer):
                    staticboxes.append(item_sizer.GetStaticBox())
        sizer.Clear(True)
        for staticbox in staticboxes:
            staticbox.Destroy()
                
    def RefreshSizerElement(self, parent, sizer, plugin, elements, path, clean = True):
        if clean:
            if wx.VERSION < (2, 8, 0):
                self.ClearSizer(sizer)
            else:
                sizer.Clear(True)
        first = True
        for element_infos in elements:
            if path:
                element_path = "%s.%s"%(path, element_infos["name"])
            else:
                element_path = element_infos["name"]
            if element_infos["type"] == "element":
                label = element_infos["name"]
                staticbox = wx.StaticBox(id=-1, label=_(label), 
                    name='%s_staticbox'%element_infos["name"], parent=parent,
                    pos=wx.Point(0, 0), size=wx.Size(10, 0), style=0)
                staticboxsizer = wx.StaticBoxSizer(staticbox, wx.VERTICAL)
                if first:
                    sizer.AddSizer(staticboxsizer, 0, border=0, flag=wx.GROW|wx.TOP)
                else:
                    sizer.AddSizer(staticboxsizer, 0, border=0, flag=wx.GROW)
                self.RefreshSizerElement(parent, staticboxsizer, plugin, element_infos["children"], element_path)
            else:
                boxsizer = wx.FlexGridSizer(cols=3, rows=1)
                boxsizer.AddGrowableCol(1)
                if first:
                    sizer.AddSizer(boxsizer, 0, border=5, flag=wx.GROW|wx.ALL)
                else:
                    sizer.AddSizer(boxsizer, 0, border=5, flag=wx.GROW|wx.LEFT|wx.RIGHT|wx.BOTTOM)
                staticbitmap = GenStaticBitmap(ID=-1, bitmapname="%s.png"%element_infos["name"],
                    name="%s_bitmap"%element_infos["name"], parent=parent,
                    pos=wx.Point(0, 0), size=wx.Size(24, 24), style=0)
                boxsizer.AddWindow(staticbitmap, 0, border=5, flag=wx.RIGHT)
                label = element_infos["name"]
                statictext = wx.StaticText(id=-1, label="%s:"%_(label), 
                    name="%s_label"%element_infos["name"], parent=parent, 
                    pos=wx.Point(0, 0), size=wx.DefaultSize, style=0)
                boxsizer.AddWindow(statictext, 0, border=5, flag=wx.ALIGN_CENTER_VERTICAL|wx.RIGHT)
                id = wx.NewId()
                if isinstance(element_infos["type"], types.ListType):
                    combobox = wx.ComboBox(id=id, name=element_infos["name"], parent=parent, 
                        pos=wx.Point(0, 0), size=wx.Size(300, 28), style=wx.CB_READONLY)
                    boxsizer.AddWindow(combobox, 0, border=0, flag=0)
                    if element_infos["use"] == "optional":
                        combobox.Append("")
                    if len(element_infos["type"]) > 0 and isinstance(element_infos["type"][0], types.TupleType):
                        for choice, xsdclass in element_infos["type"]:
                            combobox.Append(choice)
                        name = element_infos["name"]
                        value = element_infos["value"]
                        staticbox = wx.StaticBox(id=-1, label="%s - %s"%(_(name), _(value)), 
                            name='%s_staticbox'%element_infos["name"], parent=parent,
                            pos=wx.Point(0, 0), size=wx.Size(10, 0), style=0)
                        staticboxsizer = wx.StaticBoxSizer(staticbox, wx.VERTICAL)
                        sizer.AddSizer(staticboxsizer, 0, border=5, flag=wx.GROW|wx.BOTTOM)
                        self.RefreshSizerElement(parent, staticboxsizer, plugin, element_infos["children"], element_path)
                        callback = self.GetChoiceContentCallBackFunction(combobox, staticboxsizer, plugin, element_path)
                    else:
                        for choice in element_infos["type"]:
                            combobox.Append(choice)
                        callback = self.GetChoiceCallBackFunction(combobox, plugin, element_path)
                    if element_infos["value"] is None:
                        combobox.SetStringSelection("")
                    else:
                        combobox.SetStringSelection(element_infos["value"])
                    combobox.Bind(wx.EVT_COMBOBOX, callback, id=id)
                elif isinstance(element_infos["type"], types.DictType):
                    scmin = -(2**31)
                    scmax = 2**31-1
                    if "min" in element_infos["type"]:
                        scmin = element_infos["type"]["min"]
                    if "max" in element_infos["type"]:
                        scmax = element_infos["type"]["max"]
                    spinctrl = wx.SpinCtrl(id=id, name=element_infos["name"], parent=parent, 
                        pos=wx.Point(0, 0), size=wx.Size(300, 25), style=wx.SP_ARROW_KEYS|wx.ALIGN_RIGHT)
                    spinctrl.SetRange(scmin,scmax)
                    boxsizer.AddWindow(spinctrl, 0, border=0, flag=0)
                    spinctrl.SetValue(element_infos["value"])
                    spinctrl.Bind(wx.EVT_SPINCTRL, self.GetTextCtrlCallBackFunction(spinctrl, plugin, element_path), id=id)
                else:
                    if element_infos["type"] == "boolean":
                        checkbox = wx.CheckBox(id=id, name=element_infos["name"], parent=parent, 
                            pos=wx.Point(0, 0), size=wx.Size(17, 25), style=0)
                        boxsizer.AddWindow(checkbox, 0, border=0, flag=0)
                        checkbox.SetValue(element_infos["value"])
                        checkbox.Bind(wx.EVT_CHECKBOX, self.GetCheckBoxCallBackFunction(checkbox, plugin, element_path), id=id)
                    elif element_infos["type"] in ["unsignedLong", "long","integer"]:
                        if element_infos["type"].startswith("unsigned"):
                            scmin = 0
                        else:
                            scmin = -(2**31)
                        scmax = 2**31-1
                        spinctrl = wx.SpinCtrl(id=id, name=element_infos["name"], parent=parent, 
                            pos=wx.Point(0, 0), size=wx.Size(300, 25), style=wx.SP_ARROW_KEYS|wx.ALIGN_RIGHT)
                        spinctrl.SetRange(scmin, scmax)
                        boxsizer.AddWindow(spinctrl, 0, border=0, flag=0)
                        spinctrl.SetValue(element_infos["value"])
                        spinctrl.Bind(wx.EVT_SPINCTRL, self.GetTextCtrlCallBackFunction(spinctrl, plugin, element_path), id=id)
                    else:
                        choices = cPickle.loads(str(self.Config.Read(element_path, cPickle.dumps([""]))))                           
                        textctrl = TextCtrlAutoComplete.TextCtrlAutoComplete(id=id, 
                                                                     name=element_infos["name"], 
                                                                     parent=parent, 
                                                                     appframe=self, 
                                                                     choices=choices, 
                                                                     element_path=element_path,
                                                                     pos=wx.Point(0, 0), 
                                                                     size=wx.Size(300, 25), 
                                                                     style=0)
                        
                        boxsizer.AddWindow(textctrl, 0, border=0, flag=0)
                        textctrl.ChangeValue(str(element_infos["value"]))
                        textctrl.Bind(wx.EVT_TEXT, self.GetTextCtrlCallBackFunction(textctrl, plugin, element_path))
            first = False
    
    def ResetView(self):
        IDEFrame.ResetView(self)
        self.PluginInfos = {}
        if self.PluginRoot is not None:
            self.PluginRoot.CloseProject()
        self.PluginRoot = None
        self.Log.flush()
        if self.EnableDebug:
            self.DebugVariablePanel.SetDataProducer(None)
    
    def OnNewProjectMenu(self, event):
        if self.PluginRoot is not None and not self.CheckSaveBeforeClosing():
            return
        
        if not self.Config.HasEntry("lastopenedfolder"):
            defaultpath = os.path.expanduser("~")
        else:
            defaultpath = self.Config.Read("lastopenedfolder")
        
        dialog = wx.DirDialog(self , _("Choose a project"), defaultpath, wx.DD_NEW_DIR_BUTTON)
        if dialog.ShowModal() == wx.ID_OK:
            projectpath = dialog.GetPath()
            dialog.Destroy()
            self.Config.Write("lastopenedfolder", os.path.dirname(projectpath))
            self.Config.Flush()
            self.ResetView()
            self.PluginRoot = PluginsRoot(self, self.Log)
            self.Controler = self.PluginRoot
            result = self.PluginRoot.NewProject(projectpath)
            if not result:
                if self.EnableDebug:
                    self.DebugVariablePanel.SetDataProducer(self.PluginRoot)
                self._Refresh(TYPESTREE, INSTANCESTREE, LIBRARYTREE)
                self.RefreshAll()
            else:
                self.ResetView()
                self.ShowErrorMessage(result)
            self._Refresh(TITLE, TOOLBAR, FILEMENU, EDITMENU)
    
    def OnOpenProjectMenu(self, event):
        if self.PluginRoot is not None and not self.CheckSaveBeforeClosing():
            return
        
        if not self.Config.HasEntry("lastopenedfolder"):
            defaultpath = os.path.expanduser("~")
        else:
            defaultpath = self.Config.Read("lastopenedfolder")
        
        dialog = wx.DirDialog(self , _("Choose a project"), defaultpath, wx.DD_NEW_DIR_BUTTON)
        if dialog.ShowModal() == wx.ID_OK:
            projectpath = dialog.GetPath()
            if os.path.isdir(projectpath):
                self.Config.Write("lastopenedfolder", os.path.dirname(projectpath))
                self.Config.Flush()
                self.ResetView()
                self.PluginRoot = PluginsRoot(self, self.Log)
                self.Controler = self.PluginRoot
                result = self.PluginRoot.LoadProject(projectpath)
                if not result:
                    if self.EnableDebug:
                        self.DebugVariablePanel.SetDataProducer(self.PluginRoot)
                    self._Refresh(TYPESTREE, INSTANCESTREE, LIBRARYTREE)
                    self.RefreshAll()
                else:
                    self.ResetView()
                    self.ShowErrorMessage(result)
            else:
                self.ShowErrorMessage(_("\"%s\" folder is not a valid Beremiz project\n") % projectpath)
            self._Refresh(TITLE, TOOLBAR, FILEMENU, EDITMENU)
        dialog.Destroy()
    
    def OnCloseProjectMenu(self, event):
        if self.PluginRoot is not None and not self.CheckSaveBeforeClosing():
            return
        
        self.ResetView()
        self._Refresh(TITLE, TOOLBAR, FILEMENU, EDITMENU)
        self.RefreshAll()
    
    def OnSaveProjectMenu(self, event):
        if self.PluginRoot is not None:
            self.PluginRoot.SaveProject()
            self.RefreshAll()
            self.RefreshTitle()
    
    def OnSaveProjectAsMenu(self, event):
        if self.PluginRoot is not None:
            self.PluginRoot.SaveProjectAs()
            self.RefreshAll()
            self.RefreshTitle()
        event.Skip()
    
    def OnPropertiesMenu(self, event):
        self.ShowProperties()
    
    def OnQuitMenu(self, event):
        self.Close()
        
    def OnBeremizMenu(self, event):
        open_pdf(Bpath( "doc", "manual_beremiz.pdf"))
    
    def OnAboutMenu(self, event):
        OpenHtmlFrame(self,_("About Beremiz"), Bpath("doc","about.html"), wx.Size(550, 500))
    
    def GetAddButtonFunction(self, plugin, window):
        def AddButtonFunction(event):
            if plugin and len(plugin.PlugChildsTypes) > 0:
                plugin_menu = wx.Menu(title='')
                for name, XSDClass, help in plugin.PlugChildsTypes:
                    new_id = wx.NewId()
                    plugin_menu.Append(help=help, id=new_id, kind=wx.ITEM_NORMAL, text=name)
                    self.Bind(wx.EVT_MENU, self._GetAddPluginFunction(name, plugin), id=new_id)
                window_pos = window.GetPosition()
                wx.CallAfter(self.PLCConfig.PopupMenu, plugin_menu)
            event.Skip()
        return AddButtonFunction
    
    def GetDeleteButtonFunction(self, plugin):
        def DeleteButtonFunction(event):
            wx.CallAfter(self.DeletePlugin, plugin)
            event.Skip()
        return DeleteButtonFunction
    
    def AddPlugin(self, PluginType, plugin):
        if self.PluginRoot.CheckProjectPathPerm():
            dialog = wx.TextEntryDialog(self, _("Please enter a name for plugin:"), _("Add Plugin"), "", wx.OK|wx.CANCEL)
            if dialog.ShowModal() == wx.ID_OK:
                PluginName = dialog.GetValue()
                plugin.PlugAddChild(PluginName, PluginType)
                self.PluginRoot.RefreshPluginsBlockLists()
                self.RefreshFileMenu()
                self.RefreshPluginTree()
            dialog.Destroy()
    
    def DeletePlugin(self, plugin):
        if self.PluginRoot.CheckProjectPathPerm():
            dialog = wx.MessageDialog(self, _("Really delete plugin ?"), _("Remove plugin"), wx.YES_NO|wx.NO_DEFAULT)
            if dialog.ShowModal() == wx.ID_YES:
                self.PluginInfos.pop(plugin)
                plugin.PlugRemove()
                del plugin
                self.PluginRoot.RefreshPluginsBlockLists()
                self.RefreshFileMenu()
                self.RefreshPluginTree()
            dialog.Destroy()
    
#-------------------------------------------------------------------------------
#                               Exception Handler
#-------------------------------------------------------------------------------

Max_Traceback_List_Size = 20

def Display_Exception_Dialog(e_type, e_value, e_tb, bug_report_path):
    trcbck_lst = []
    for i,line in enumerate(traceback.extract_tb(e_tb)):
        trcbck = " " + str(i+1) + _(". ")
        if line[0].find(os.getcwd()) == -1:
            trcbck += _("file : ") + str(line[0]) + _(",   ")
        else:
            trcbck += _("file : ") + str(line[0][len(os.getcwd()):]) + _(",   ")
        trcbck += _("line : ") + str(line[1]) + _(",   ") + _("function : ") + str(line[2])
        trcbck_lst.append(trcbck)
        
    # Allow clicking....
    cap = wx.Window_GetCapture()
    if cap:
        cap.ReleaseMouse()

    dlg = wx.SingleChoiceDialog(None, 
        _("""
An unhandled exception (bug) occured. Bug report saved at :
(%s)

Please be kind enough to send this file to:
edouard.tisserant@gmail.com

You should now restart Beremiz.

Traceback:
""") % bug_report_path +
        str(e_type) + " : " + str(e_value), 
        _("Error"),
        trcbck_lst)
    try:
        res = (dlg.ShowModal() == wx.ID_OK)
    finally:
        dlg.Destroy()

    return res

def Display_Error_Dialog(e_value):
    message = wxMessageDialog(None, str(e_value), _("Error"), wxOK|wxICON_ERROR)
    message.ShowModal()
    message.Destroy()

def get_last_traceback(tb):
    while tb.tb_next:
        tb = tb.tb_next
    return tb


def format_namespace(d, indent='    '):
    return '\n'.join(['%s%s: %s' % (indent, k, repr(v)[:10000]) for k, v in d.iteritems()])


ignored_exceptions = [] # a problem with a line in a module is only reported once per session

def AddExceptHook(path, app_version='[No version]'):#, ignored_exceptions=[]):
    
    def handle_exception(e_type, e_value, e_traceback):
        traceback.print_exception(e_type, e_value, e_traceback) # this is very helpful when there's an exception in the rest of this func
        last_tb = get_last_traceback(e_traceback)
        ex = (last_tb.tb_frame.f_code.co_filename, last_tb.tb_frame.f_lineno)
        if str(e_value).startswith("!!!"):
            Display_Error_Dialog(e_value)
        elif ex not in ignored_exceptions:
            date = time.ctime()
            bug_report_path = path+os.sep+"bug_report_"+date.replace(':','-').replace(' ','_')+".txt"
            result = Display_Exception_Dialog(e_type,e_value,e_traceback,bug_report_path)
            if result:
                ignored_exceptions.append(ex)
                info = {
                    'app-title' : wx.GetApp().GetAppName(), # app_title
                    'app-version' : app_version,
                    'wx-version' : wx.VERSION_STRING,
                    'wx-platform' : wx.Platform,
                    'python-version' : platform.python_version(), #sys.version.split()[0],
                    'platform' : platform.platform(),
                    'e-type' : e_type,
                    'e-value' : e_value,
                    'date' : date,
                    'cwd' : os.getcwd(),
                    }
                if e_traceback:
                    info['traceback'] = ''.join(traceback.format_tb(e_traceback)) + '%s: %s' % (e_type, e_value)
                    last_tb = get_last_traceback(e_traceback)
                    exception_locals = last_tb.tb_frame.f_locals # the locals at the level of the stack trace where the exception actually occurred
                    info['locals'] = format_namespace(exception_locals)
                    if 'self' in exception_locals:
                        info['self'] = format_namespace(exception_locals['self'].__dict__)
                
                output = open(bug_report_path,'w')
                lst = info.keys()
                lst.sort()
                for a in lst:
                    output.write(a+":\n"+str(info[a])+"\n\n")

    #sys.excepthook = lambda *args: wx.CallAfter(handle_exception, *args)
    sys.excepthook = handle_exception

if __name__ == '__main__':
    # Install a exception handle for bug reports
    AddExceptHook(os.getcwd(),__version__)
    
    frame = Beremiz(None, projectOpen, buildpath)
    frame.Show()
    splash.Close()
    app.MainLoop()