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#!/usr/bin/env python

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

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

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

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#

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

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#

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#See COPYING file for copyrights details.

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#

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

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#modify it under the terms of the GNU General Public

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#License as published by the Free Software Foundation; either

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

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#

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

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

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#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

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#General Public License for more details.

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#

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

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

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

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__version__ = "$Revision$"

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import os, sys, getopt, wx

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import tempfile

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import shutil

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from signal import SIGKILL

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

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def Bpath(*args):

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

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if __name__ == '__main__':

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    def usage():

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        print "\nUsage of Beremiz.py :"

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        print "\n   %s [Projectpath]\n"%sys.argv[0]

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    try:

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        opts, args = getopt.getopt(sys.argv[1:], "h", ["help"])

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    except getopt.GetoptError:

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        # print help information and exit:

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        usage()

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        sys.exit(2)

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    for o, a in opts:

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        if o in ("-h", "--help"):

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            usage()

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            sys.exit()

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    if len(args) > 1:

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        usage()

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        sys.exit()

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    elif len(args) == 1:

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        projectOpen = args[0]

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    else:

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        projectOpen = None

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    app = wx.PySimpleApp()

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    wx.InitAllImageHandlers()

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    bmp = wx.Image(Bpath("images","splash.png")).ConvertToBitmap()

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    splash=wx.SplashScreen(bmp,wx.SPLASH_CENTRE_ON_SCREEN, 1000, None)

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    wx.Yield()

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import wx.lib.buttons, wx.lib.statbmp

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import types, time, re, platform, time, traceback, commands

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from plugger import PluginsRoot

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from wxPopen import ProcessLogger

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base_folder = os.path.split(sys.path[0])[0]

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sys.path.append(base_folder)

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from docutils import *

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SCROLLBAR_UNIT = 10

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WINDOW_COLOUR = wx.Colour(240,240,240)

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TITLE_COLOUR = wx.Colour(200,200,220)

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CHANGED_TITLE_COLOUR = wx.Colour(220,200,220)

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CHANGED_WINDOW_COLOUR = wx.Colour(255,240,240)

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if wx.Platform == '__WXMSW__':

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

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              'mono' : 'Courier New',

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              'helv' : 'Arial',

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              'other': 'Comic Sans MS',

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              'size' : 16,

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             }

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else:

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    faces = { 'times': 'Times',

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              'mono' : 'Courier',

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              'helv' : 'Helvetica',

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              'other': 'new century schoolbook',

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              'size' : 18,

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             }

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MATIEC_ERROR_MODEL = re.compile(".*\.st:([0-9]*)-([0-9]*)..([0-9]*)-([0-9]*): error : (.*)$")

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# Some helpers to tweak GenBitmapTextButtons

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# TODO: declare customized classes instead.

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gen_mini_GetBackgroundBrush = lambda obj:lambda dc: wx.Brush(obj.GetParent().GetBackgroundColour(), wx.SOLID)

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gen_textbutton_GetLabelSize = lambda obj:lambda:(wx.lib.buttons.GenButton._GetLabelSize(obj)[:-1] + (False,))

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def make_genbitmaptogglebutton_flat(button):

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    button.GetBackgroundBrush = gen_mini_GetBackgroundBrush(button)

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    button.labelDelta = 0

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    button.SetBezelWidth(0)

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    button.SetUseFocusIndicator(False)

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# Patch wx.lib.imageutils so that gray is supported on alpha images

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import wx.lib.imageutils

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from wx.lib.imageutils import grayOut as old_grayOut

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def grayOut(anImage):

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    if anImage.HasAlpha():

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        AlphaData = anImage.GetAlphaData()

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    else :

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        AlphaData = None

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    old_grayOut(anImage)

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    if AlphaData is not None:

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        anImage.SetAlphaData(AlphaData)

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wx.lib.imageutils.grayOut = grayOut

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class GenBitmapTextButton(wx.lib.buttons.GenBitmapTextButton):

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    def _GetLabelSize(self):

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        return wx.lib.buttons.GenBitmapTextButton._GetLabelSize(self)[:-1] + (False,)

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class GenStaticBitmap(wx.lib.statbmp.GenStaticBitmap):

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    """ Customized GenStaticBitmap, fix transparency redraw bug on wx2.8/win32, 

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    and accept image name as __init__ parameter, fail silently if file do not exist"""

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    def __init__(self, parent, ID, bitmapname,

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                 pos = wx.DefaultPosition, size = wx.DefaultSize,

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                 style = 0,

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                 name = "genstatbmp"):

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        bitmappath = Bpath( "images", bitmapname)

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        if os.path.isfile(bitmappath):

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            bitmap = wx.Bitmap(bitmappath)

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        else:

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            bitmap = None

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        wx.lib.statbmp.GenStaticBitmap.__init__(self, parent, ID, bitmap,

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                 pos, size,

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                 style,

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                 name)

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    def OnPaint(self, event):

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        dc = wx.PaintDC(self)

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        colour = self.GetParent().GetBackgroundColour()

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        dc.SetPen(wx.Pen(colour))

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        dc.SetBrush(wx.Brush(colour ))

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        dc.DrawRectangle(0, 0, *dc.GetSizeTuple())

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        if self._bitmap:

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            dc.DrawBitmap(self._bitmap, 0, 0, True)

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class LogPseudoFile:

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

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    def __init__(self, output):

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        self.red_white = wx.TextAttr("RED", "WHITE")

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        self.red_yellow = wx.TextAttr("RED", "YELLOW")

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        self.black_white = wx.TextAttr("BLACK", "WHITE")

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        self.default_style = None

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        self.output = output

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

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        if style is None : style=self.black_white

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        self.output.Freeze(); 

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        if self.default_style != style: 

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            self.output.SetDefaultStyle(style)

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            self.default_style = style

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        self.output.AppendText(s)

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        self.output.ScrollLines(s.count('\n')+1)

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        self.output.ShowPosition(self.output.GetLastPosition())

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        self.output.Thaw()

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    def write_warning(self, s):

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        self.write(s,self.red_white)

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    def write_error(self, s):

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        self.write(s,self.red_yellow)

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    def flush(self):

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        self.output.SetValue("")

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    def isatty(self):

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        return false

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[ID_BEREMIZ, ID_BEREMIZMAINSPLITTER, 

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 ID_BEREMIZPLCCONFIG, ID_BEREMIZLOGCONSOLE, 

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 ID_BEREMIZINSPECTOR] = [wx.NewId() for _init_ctrls in range(5)]

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[ID_BEREMIZRUNMENUBUILD, ID_BEREMIZRUNMENUSIMULATE, 

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 ID_BEREMIZRUNMENURUN, ID_BEREMIZRUNMENUSAVELOG, 

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] = [wx.NewId() for _init_coll_EditMenu_Items in range(4)]

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class Beremiz(wx.Frame):

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    def _init_coll_FileMenu_Items(self, parent):

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

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

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

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

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

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

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

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              kind=wx.ITEM_NORMAL, text=u'Close Project')

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        parent.AppendSeparator()

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

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              kind=wx.ITEM_NORMAL, text=u'Properties')

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        parent.AppendSeparator()

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

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

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

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

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

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

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        self.Bind(wx.EVT_MENU, self.OnPropertiesMenu, id=wx.ID_PROPERTIES)

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

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    def _init_coll_EditMenu_Items(self, parent):

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

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              kind=wx.ITEM_NORMAL, text=u'Edit PLC\tCTRL+R')

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        parent.AppendSeparator()

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

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              kind=wx.ITEM_NORMAL, text=u'Add Plugin')

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

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              kind=wx.ITEM_NORMAL, text=u'Delete Plugin')

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        self.Bind(wx.EVT_MENU, self.OnEditPLCMenu, id=wx.ID_EDIT)

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        self.Bind(wx.EVT_MENU, self.OnAddMenu, id=wx.ID_ADD)

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        self.Bind(wx.EVT_MENU, self.OnDeleteMenu, id=wx.ID_DELETE)

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    def _init_coll_RunMenu_Items(self, parent):

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        parent.Append(help='', id=ID_BEREMIZRUNMENUBUILD,

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              kind=wx.ITEM_NORMAL, text=u'Build\tCTRL+R')

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        parent.AppendSeparator()

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        parent.Append(help='', id=ID_BEREMIZRUNMENUSIMULATE,

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              kind=wx.ITEM_NORMAL, text=u'Simulate')

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        parent.Append(help='', id=ID_BEREMIZRUNMENURUN,

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              kind=wx.ITEM_NORMAL, text=u'Run')

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        parent.AppendSeparator()

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        parent.Append(help='', id=ID_BEREMIZRUNMENUSAVELOG,

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              kind=wx.ITEM_NORMAL, text=u'Save Log')

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        self.Bind(wx.EVT_MENU, self.OnBuildMenu,

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              id=ID_BEREMIZRUNMENUBUILD)

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        self.Bind(wx.EVT_MENU, self.OnSimulateMenu,

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              id=ID_BEREMIZRUNMENUSIMULATE)

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        self.Bind(wx.EVT_MENU, self.OnRunMenu,

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              id=ID_BEREMIZRUNMENURUN)

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        self.Bind(wx.EVT_MENU, self.OnSaveLogMenu,

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              id=ID_BEREMIZRUNMENUSAVELOG)

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    def _init_coll_HelpMenu_Items(self, parent):

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

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              kind=wx.ITEM_NORMAL, text=u'Beremiz\tF1')

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

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

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        self.Bind(wx.EVT_MENU, self.OnBeremizMenu, id=wx.ID_HELP)

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

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    def _init_coll_MenuBar_Menus(self, parent):

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        parent.Append(menu=self.FileMenu, title=u'File')

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        #parent.Append(menu=self.EditMenu, title=u'Edit')

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        #parent.Append(menu=self.RunMenu, title=u'Run')

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        parent.Append(menu=self.HelpMenu, title=u'Help')

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    def _init_utils(self):

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        self.MenuBar = wx.MenuBar()

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        self.FileMenu = wx.Menu(title=u'')

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        #self.EditMenu = wx.Menu(title=u'')

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        #self.RunMenu = wx.Menu(title=u'')

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        self.HelpMenu = wx.Menu(title=u'')

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        self._init_coll_MenuBar_Menus(self.MenuBar)

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        self._init_coll_FileMenu_Items(self.FileMenu)

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        #self._init_coll_EditMenu_Items(self.EditMenu)

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        #self._init_coll_RunMenu_Items(self.RunMenu)

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        self._init_coll_HelpMenu_Items(self.HelpMenu)

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    def _init_coll_PLCConfigMainSizer_Items(self, parent):

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        parent.AddSizer(self.PLCParamsSizer, 0, border=10, flag=wx.GROW|wx.TOP|wx.LEFT|wx.RIGHT)

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        parent.AddSizer(self.PluginTreeSizer, 0, border=10, flag=wx.BOTTOM|wx.LEFT|wx.RIGHT)

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   286

    def _init_coll_PLCConfigMainSizer_Growables(self, parent):

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        parent.AddGrowableCol(0)

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        parent.AddGrowableRow(1)

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    def _init_coll_PluginTreeSizer_Growables(self, parent):

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        parent.AddGrowableCol(0)

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        parent.AddGrowableCol(1)

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    def _init_sizers(self):

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        self.PLCConfigMainSizer = wx.FlexGridSizer(cols=1, hgap=2, rows=2, vgap=2)

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        self.PLCParamsSizer = wx.BoxSizer(wx.VERTICAL)

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        #self.PluginTreeSizer = wx.FlexGridSizer(cols=3, hgap=0, rows=0, vgap=2)

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        self.PluginTreeSizer = wx.FlexGridSizer(cols=2, hgap=0, rows=0, vgap=2)

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   300

        self._init_coll_PLCConfigMainSizer_Items(self.PLCConfigMainSizer)

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        self._init_coll_PLCConfigMainSizer_Growables(self.PLCConfigMainSizer)

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        self._init_coll_PluginTreeSizer_Growables(self.PluginTreeSizer)

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   304

        self.PLCConfig.SetSizer(self.PLCConfigMainSizer)

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   306

    def _init_ctrls(self, prnt):

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        wx.Frame.__init__(self, id=ID_BEREMIZ, name=u'Beremiz',

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              parent=prnt, pos=wx.Point(0, 0), size=wx.Size(1000, 600),

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              style=wx.DEFAULT_FRAME_STYLE|wx.CLIP_CHILDREN, title=u'Beremiz')

   310

        self._init_utils()

   311

        self.SetClientSize(wx.Size(1000, 600))

   312

        self.SetMenuBar(self.MenuBar)

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        self.Bind(wx.EVT_ACTIVATE, self.OnFrameActivated)

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

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

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        accel = wx.AcceleratorTable([wx.AcceleratorEntry(wx.ACCEL_CTRL|wx.ACCEL_ALT, ord('I'), ID_BEREMIZINSPECTOR)])

   318

        self.SetAcceleratorTable(accel)

   319

   320

        if wx.VERSION < (2, 8, 0):

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            self.MainSplitter = wx.SplitterWindow(id=ID_BEREMIZMAINSPLITTER,

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                  name='MainSplitter', parent=self, point=wx.Point(0, 0),

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                  size=wx.Size(0, 0), style=wx.SP_3D)

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            self.MainSplitter.SetNeedUpdating(True)

   325

            self.MainSplitter.SetMinimumPaneSize(1)

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            parent = self.MainSplitter

   328

        else:

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            parent = self

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        self.PLCConfig = wx.ScrolledWindow(id=ID_BEREMIZPLCCONFIG,

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              name='PLCConfig', parent=parent, pos=wx.Point(0, 0),

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              size=wx.Size(-1, -1), style=wx.TAB_TRAVERSAL|wx.SUNKEN_BORDER|wx.HSCROLL|wx.VSCROLL)

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        self.PLCConfig.SetBackgroundColour(wx.WHITE)

   335

        self.PLCConfig.Bind(wx.EVT_SIZE, self.OnMoveWindow)

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   337

        self.LogConsole = wx.TextCtrl(id=ID_BEREMIZLOGCONSOLE, value='',

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

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                  size=wx.Size(0, 0), style=wx.TE_MULTILINE|wx.TE_RICH2)

   340

        self.LogConsole.Bind(wx.EVT_LEFT_DCLICK, self.OnLogConsoleDClick)

   341

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        if wx.VERSION < (2, 8, 0):

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            self.MainSplitter.SplitHorizontally(self.PLCConfig, self.LogConsole, -250)

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        else:

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            self.AUIManager = wx.aui.AuiManager(self)

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            self.AUIManager.SetDockSizeConstraint(0.5, 0.5)

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            self.AUIManager.AddPane(self.PLCConfig, wx.aui.AuiPaneInfo().CenterPane())

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

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                Caption("Log Console").Bottom().Layer(1).

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                BestSize(wx.Size(800, 200)).CloseButton(False))

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            self.AUIManager.Update()

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        self._init_sizers()

   357

   358

    def __init__(self, parent, projectOpen):

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        self._init_ctrls(parent)

   360

   361

        self.Log = LogPseudoFile(self.LogConsole)

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   363

        self.local_runtime_tmpdir = tempfile.mkdtemp()

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        self.local_runtime = ProcessLogger(self.Log,

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                                           "%s %s -i localhost %s"%(sys.executable,

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                                                       Bpath("Beremiz_service.py"),

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                                                       self.local_runtime_tmpdir))

   368

   369

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

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

   371

   372

        self.PluginRoot = PluginsRoot(self, self.Log)

   373

        self.DisableEvents = False

   374

   375

        self.PluginInfos = {}

   376

   377

        if projectOpen:

   378

            self.PluginRoot.LoadProject(projectOpen)

   379

            self.RefreshPLCParams()

   380

            self.RefreshPluginTree()

   381

   382

        self.RefreshMainMenu()

   383

   384

    def OnOpenWidgetInspector(self, evt):

   385

        # Activate the widget inspection tool

   386

        from wx.lib.inspection import InspectionTool

   387

        if not InspectionTool().initialized:

   388

            InspectionTool().Init()

   389

   390

        # Find a widget to be selected in the tree.  Use either the

   391

        # one under the cursor, if any, or this frame.

   392

        wnd = wx.FindWindowAtPointer()

   393

        if not wnd:

   394

            wnd = self

   395

        InspectionTool().Show(wnd, True)

   396

   397

    def OnLogConsoleDClick(self, event):

   398

        wx.CallAfter(self.SearchLineForError)

   399

        event.Skip()

   400

   401

    def SearchLineForError(self):

   402

        text = self.LogConsole.GetRange(0, self.LogConsole.GetInsertionPoint())

   403

        line = self.LogConsole.GetLineText(len(text.splitlines()) - 1)

   404

        result = MATIEC_ERROR_MODEL.match(line)

   405

        if result is not None:

   406

            first_line, first_column, last_line, last_column, error = result.groups()

   407

            infos = self.PluginRoot.ShowError(self.Log,

   408

                                              (int(first_line), int(first_column)), 

   409

                                              (int(last_line), int(last_column)))

   410

   411

    def OnCloseFrame(self, event):

   412

   413

        if self.PluginRoot.HasProjectOpened():

   414

            if self.PluginRoot.ProjectTestModified():

   415

                dialog = wx.MessageDialog(self,

   416

                                          "Save changes ?",

   417

                                          "Close Application", 

   418

                                          wx.YES_NO|wx.CANCEL|wx.ICON_QUESTION)

   419

                answer = dialog.ShowModal()

   420

                dialog.Destroy()

   421

                if answer == wx.ID_YES:

   422

                    self.PluginRoot.SaveProject()

   423

                    event.Skip()

   424

                elif answer == wx.ID_NO:

   425

                    event.Skip()

   426

                    return

   427

                else:

   428

                    event.Veto()

   429

                    return

   436

        event.Skip()

   437

   438

    def OnMoveWindow(self, event):

   439

        self.GetBestSize()

   440

        self.RefreshScrollBars()

   441

        event.Skip()

   442

   443

    def OnFrameActivated(self, event):

   444

        if not event.GetActive():

   445

            self.PluginRoot.RefreshPluginsBlockLists()

   446

   447

    def RefreshMainMenu(self):

   448

        if self.MenuBar:

   449

            if self.PluginRoot.HasProjectOpened():

   450

##                self.MenuBar.EnableTop(1, True)

   451

##                self.MenuBar.EnableTop(2, True)

   452

                self.FileMenu.Enable(wx.ID_SAVE, True)

   453

                self.FileMenu.Enable(wx.ID_CLOSE, True)

   454

                self.FileMenu.Enable(wx.ID_PROPERTIES, True)

   455

            else:

   456

##                self.MenuBar.EnableTop(1, False)

   457

##                self.MenuBar.EnableTop(2, False)

   458

                self.FileMenu.Enable(wx.ID_SAVE, False)

   459

                self.FileMenu.Enable(wx.ID_CLOSE, False)

   460

                self.FileMenu.Enable(wx.ID_PROPERTIES, False)

   461

   462

    def RefreshScrollBars(self):

   463

        xstart, ystart = self.PLCConfig.GetViewStart()

   464

        window_size = self.PLCConfig.GetClientSize()

   465

        sizer = self.PLCConfig.GetSizer()

   466

        if sizer:

   467

            maxx, maxy = sizer.GetMinSize()

   468

            self.PLCConfig.SetScrollbars(SCROLLBAR_UNIT, SCROLLBAR_UNIT, 

   469

                maxx / SCROLLBAR_UNIT, maxy / SCROLLBAR_UNIT, 

   470

                max(0, min(xstart, (maxx - window_size[0]) / SCROLLBAR_UNIT)), 

   471

                max(0, min(ystart, (maxy - window_size[1]) / SCROLLBAR_UNIT)))

   472

   473

    def RefreshPLCParams(self):

   474

        self.Freeze()

   475

        self.ClearSizer(self.PLCParamsSizer)

   476

   477

        if self.PluginRoot.HasProjectOpened():    

   478

            plcwindow = wx.Panel(self.PLCConfig, -1, size=wx.Size(-1, -1))

   479

            if self.PluginRoot.PlugTestModified():

   480

                bkgdclr = CHANGED_TITLE_COLOUR

   481

            else:

   482

                bkgdclr = TITLE_COLOUR

   483

   484

            if self.PluginRoot not in self.PluginInfos:

   485

                self.PluginInfos[self.PluginRoot] = {"middle_visible" : False}

   486

   487

            plcwindow.SetBackgroundColour(TITLE_COLOUR)

   488

            self.PLCParamsSizer.AddWindow(plcwindow, 0, border=0, flag=wx.GROW)