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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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import random

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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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        """ used internally """

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        w, h = self.GetTextExtent(self.GetLabel())

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        if not self.bmpLabel:

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            return w, h, False       # if there isn't a bitmap use the size of the text

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        w_bmp = self.bmpLabel.GetWidth()+2

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        h_bmp = self.bmpLabel.GetHeight()+2

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        height = h + h_bmp

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        if w_bmp > w:

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            width = w_bmp

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        else:

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            width = w

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        return width, height, False

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    def DrawLabel(self, dc, width, height, dw=0, dy=0):

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        bmp = self.bmpLabel

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        if bmp != None:     # if the bitmap is used

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            if self.bmpDisabled and not self.IsEnabled():

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                bmp = self.bmpDisabled

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            if self.bmpFocus and self.hasFocus:

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                bmp = self.bmpFocus

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            if self.bmpSelected and not self.up:

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                bmp = self.bmpSelected

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            bw,bh = bmp.GetWidth(), bmp.GetHeight()

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            if not self.up:

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                dw = dy = self.labelDelta

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            hasMask = bmp.GetMask() != None

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        else:

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            bw = bh = 0     # no bitmap -> size is zero

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        dc.SetFont(self.GetFont())

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        if self.IsEnabled():

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            dc.SetTextForeground(self.GetForegroundColour())

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        else:

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            dc.SetTextForeground(wx.SystemSettings.GetColour(wx.SYS_COLOUR_GRAYTEXT))

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        label = self.GetLabel()

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        tw, th = dc.GetTextExtent(label)        # size of text

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        if not self.up:

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            dw = dy = self.labelDelta

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        pos_x = (width-bw)/2+dw      # adjust for bitmap and text to centre

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        pos_y = (height-bh-th)/2+dy

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        if bmp !=None:

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            dc.DrawBitmap(bmp, pos_x, pos_y, hasMask) # draw bitmap if available

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            pos_x = (width-tw)/2+dw      # adjust for bitmap and text to centre

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            pos_y += bh + 2

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

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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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   228

    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_ALL)

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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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   312

    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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   318

    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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   331

    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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    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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   343

    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)

   348

   349

        self._init_coll_PLCConfigMainSizer_Items(self.PLCConfigMainSizer)

   350

        self._init_coll_PLCConfigMainSizer_Growables(self.PLCConfigMainSizer)

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        self._init_coll_PluginTreeSizer_Growables(self.PluginTreeSizer)

   352

   353

        self.PLCConfig.SetSizer(self.PLCConfigMainSizer)

   354

   355

    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')

   359

        self._init_utils()

   360

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

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        self.SetMenuBar(self.MenuBar)

   362

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

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

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   365

        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)])

   367

        self.SetAcceleratorTable(accel)

   368

   369

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

   370

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

   371

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

   372

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

   373

            self.MainSplitter.SetNeedUpdating(True)

   374

            self.MainSplitter.SetMinimumPaneSize(1)

   375

   376

            parent = self.MainSplitter

   377

        else:

   378

            parent = self

   379

   380

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

   381

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

   382

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

   383

        self.PLCConfig.SetBackgroundColour(wx.WHITE)

   384

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

   385

   386

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

   387

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

   388

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

   389

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

   390

   391

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

   392

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

   393

        else:

   394

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

   395

            self.AUIManager.SetDockSizeConstraint(0.5, 0.5)

   396

   397

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

   398

   399

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

   400

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

   401

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

   402

   403

            self.AUIManager.Update()

   404

   405

        self._init_sizers()

   406

   407

    def __init__(self, parent, projectOpen):

   408

        self._init_ctrls(parent)

   409

   410

        self.Log = LogPseudoFile(self.LogConsole)

   411

   412

        # create temporary directory for runtime working directory

   413

        self.local_runtime_tmpdir = tempfile.mkdtemp()

   414

        # choose an arbitrary random port for runtime

   415

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

   416

        # launch local runtime

   417

        self.local_runtime = ProcessLogger(self.Log,

   418

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

   419

                                                       Bpath("Beremiz_service.py"),

   420

                                                       runtime_port,

   421

                                                       self.local_runtime_tmpdir),

   422

                                                       no_gui=False)

   423

   424

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

   425

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

   426

   427

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

   428

        self.DisableEvents = False

   429

   430

        self.PluginInfos = {}

   431

   432

        if projectOpen:

   433

            self.PluginRoot.LoadProject(projectOpen)

   434

            self.RefreshPLCParams()

   435

            self.RefreshPluginTree()

   436

   437

        self.RefreshMainMenu()

   438

   439

    def OnOpenWidgetInspector(self, evt):

   440

        # Activate the widget inspection tool

   441

        from wx.lib.inspection import InspectionTool

   442

        if not InspectionTool().initialized:

   443

            InspectionTool().Init()

   444

   445

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

   446

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

   447

        wnd = wx.FindWindowAtPointer()

   448

        if not wnd:

   449

            wnd = self

   450

        InspectionTool().Show(wnd, True)

   451

   452

    def OnLogConsoleDClick(self, event):

   453

        wx.CallAfter(self.SearchLineForError)

   454

        event.Skip()

   455

   456

    def SearchLineForError(self):

   457

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

   458

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

   459

        result = MATIEC_ERROR_MODEL.match(line)

   460

        if result is not None:

   461

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

   462

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

   463

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

   464

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

   465

   466

    def OnCloseFrame(self, event):

   467

   468

        if self.PluginRoot.HasProjectOpened():

   469

            if self.PluginRoot.ProjectTestModified():

   470

                dialog = wx.MessageDialog(self,

   471

                                          "Save changes ?",

   472

                                          "Close Application", 

   473

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

   474

                answer = dialog.ShowModal()

   475

                dialog.Destroy()

   476

                if answer == wx.ID_YES:

   477

                    self.PluginRoot.SaveProject()

   478

                    event.Skip()

   479

                elif answer == wx.ID_NO:

   480

                    event.Skip()

   481

                    return

   482

                else:

   483

                    event.Veto()

   484

                    return

   485

   486

        # shutdown local runtime

   487

        self.local_runtime.kill(gently=False)

   488

        # clear temp dir

   489

        shutil.rmtree(self.local_runtime_tmpdir)