1

#!/usr/bin/env python

     2

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

     3

     4

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

     5

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

     6

#

     7

# Copyright (C) 2012: Edouard TISSERANT and Laurent BESSARD

     8

# Copyright (C) 2017: Andrey Skvortsov <andrej.skvortzov@gmail.com>

     9

#

    10

# See COPYING file for copyrights details.

    11

#

    12

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

    13

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

    14

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

    15

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

    16

#

    17

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

    18

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

    19

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    20

# GNU General Public License for more details.

    21

#

    22

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

    23

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

    24

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

    25

    26

import wx

    27

    28

from plcopen.structures import TestIdentifier, IEC_KEYWORDS

    29

    30

    31

def GetActionLanguages():

    32

    _ = lambda x : x

    33

    return [_("IL"), _("ST"), _("LD"), _("FBD")]

    34

ACTION_LANGUAGES_DICT = dict([(_(language), language) for language in GetActionLanguages()])

    35

    36

    37

class PouActionDialog(wx.Dialog):

    38

    39

    def __init__(self, parent):

    40

        wx.Dialog.__init__(self, parent, title=_('Create a new action'))

    41

    42

        main_sizer = wx.FlexGridSizer(cols=1, hgap=0, rows=2, vgap=10)

    43

        main_sizer.AddGrowableCol(0)

    44

        main_sizer.AddGrowableRow(0)

    45

    46

        infos_sizer = wx.FlexGridSizer(cols=2, hgap=5, rows=3, vgap=15)

    47

        infos_sizer.AddGrowableCol(1)

    48

        main_sizer.AddSizer(infos_sizer, border=20,

    49

              flag=wx.GROW|wx.TOP|wx.LEFT|wx.RIGHT)

    50

    51

        actionname_label = wx.StaticText(self, label=_('Action Name:'))

    52

        infos_sizer.AddWindow(actionname_label, border=4,

    53

              flag=wx.ALIGN_CENTER_VERTICAL|wx.TOP)

    54

    55

        self.ActionName = wx.TextCtrl(self, size=wx.Size(180,-1))

    56

        infos_sizer.AddWindow(self.ActionName, flag=wx.GROW)

    57

    58

        language_label = wx.StaticText(self, label=_('Language:'))

    59

        infos_sizer.AddWindow(language_label, border=4,

    60

              flag=wx.ALIGN_CENTER_VERTICAL|wx.TOP)

    61

    62

        self.Language = wx.ComboBox(self, style=wx.CB_READONLY)

    63

        infos_sizer.AddWindow(self.Language, flag=wx.GROW)

    64

    65

        button_sizer = self.CreateButtonSizer(wx.OK|wx.CANCEL|wx.CENTRE)

    66

        self.Bind(wx.EVT_BUTTON, self.OnOK,

    67

              button_sizer.GetAffirmativeButton())

    68

        main_sizer.AddSizer(button_sizer, border=20,

    69

              flag=wx.ALIGN_RIGHT|wx.BOTTOM|wx.LEFT|wx.RIGHT)

    70

    71

        self.SetSizer(main_sizer)

    72

    73

        for option in GetActionLanguages():

    74

            self.Language.Append(_(option))

    75

    76

        self.Fit()

    77

        self.PouNames = []

    78

        self.PouElementNames = []

    79

    80

    def OnOK(self, event):

    81

        error = []

    82

        action_name = self.ActionName.GetValue()

    83

        if action_name == "":

    84

            error.append(_("Action Name"))

    85

        if self.Language.GetSelection() == -1:

    86

            error.append(_("Language"))

    87

        message = None

    88

        if len(error) > 0:

    89

            text = ""

    90

            for i, item in enumerate(error):

    91

                if i == 0:

    92

                    text += item

    93

                elif i == len(error) - 1:

    94

                    text += _(" and %s") % item

    95

                else:

    96

                    text += _(", %s") % item

    97

            message = _("Form isn't complete. %s must be filled!") % text

    98

        elif not TestIdentifier(action_name):

    99

            message = _("\"%s\" is not a valid identifier!") % action_name

   100

        elif action_name.upper() in IEC_KEYWORDS:

   101

            message = _("\"%s\" is a keyword. It can't be used!") % action_name

   102

        elif action_name.upper() in self.PouNames:

   103

            message = _("A POU named \"%s\" already exists!") % action_name

   104

        elif action_name.upper() in self.PouElementNames:

   105

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

   106

        if message is not None:

   107

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

   108

            dialog.ShowModal()

   109

            dialog.Destroy()

   110

        else:

   111

            self.EndModal(wx.ID_OK)

   112

   113

    def SetPouNames(self, pou_names):

   114

        self.PouNames = [pou_name.upper() for pou_name in pou_names]

   115

   116

    def SetPouElementNames(self, element_names):

   117

        self.PouElementNames = [element_name.upper() for element_name in element_names]

   118

   119

    def SetValues(self, values):

   120

        for item, value in values.items():

   121

            if item == "actionName":

   122

                self.ActionName.SetValue(value)

   123

            elif item == "language":

   124

                self.Language.SetStringSelection(_(value))

   125

   126

    def GetValues(self):

   127

        values = {}

   128

        values["actionName"] = self.ActionName.GetValue()

   129

        values["language"] = ACTION_LANGUAGES_DICT[self.Language.GetStringSelection()]

   130

        return values