1

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

     2

     3

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

     4

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

     5

#

     6

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

     7

#

     8

# See COPYING file for copyrights details.

     9

#

    10

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

    11

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

    12

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

    13

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

    14

#

    15

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

    16

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

    17

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    18

# GNU General Public License for more details.

    19

#

    20

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

    21

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

    22

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

    23

    24

import re

    25

from types import TupleType

    26

    27

import wx

    28

    29

from controls import CustomEditableListBox

    30

    31

#-------------------------------------------------------------------------------

    32

#                                  Helpers

    33

#-------------------------------------------------------------------------------

    34

    35

DIMENSION_MODEL = re.compile("([0-9]+)\.\.([0-9]+)$")

    36

    37

#-------------------------------------------------------------------------------

    38

#                             Array Type Dialog

    39

#-------------------------------------------------------------------------------

    40

    41

class ArrayTypeDialog(wx.Dialog):

    42

    43

    def __init__(self, parent, datatypes, infos):

    44

        wx.Dialog.__init__(self, parent,

    45

              size=wx.Size(500, 350), title=_('Edit array type properties'))

    46

    47

        main_sizer = wx.FlexGridSizer(cols=1, hgap=0, rows=3, vgap=10)

    48

        main_sizer.AddGrowableCol(0)

    49

        main_sizer.AddGrowableRow(1)

    50

    51

        top_sizer = wx.BoxSizer(wx.HORIZONTAL)

    52

        main_sizer.AddSizer(top_sizer, border=20, 

    53

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

    54

    55

        basetype_label = wx.StaticText(self, label=_('Base Type:'))

    56

        top_sizer.AddWindow(basetype_label, 1, flag=wx.ALIGN_BOTTOM)

    57

    58

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

    59

        top_sizer.AddWindow(self.BaseType, 1, flag=wx.GROW)

    60

    61

        self.Dimensions = CustomEditableListBox(self, label=_("Dimensions:"), 

    62

              style=wx.gizmos.EL_ALLOW_NEW|

    63

                    wx.gizmos.EL_ALLOW_EDIT|

    64

                    wx.gizmos.EL_ALLOW_DELETE)

    65

        for func in ["_OnLabelEndEdit", 

    66

                     "_OnAddButton", 

    67

                     "_OnDelButton", 

    68

                     "_OnUpButton", 

    69

                     "_OnDownButton"]:

    70

            setattr(self.Dimensions, func, self.OnDimensionsChanged)

    71

        main_sizer.AddSizer(self.Dimensions, border=20, 

    72

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

    73

    74

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

    75

        self.Bind(wx.EVT_BUTTON, self.OnOK, button_sizer.GetAffirmativeButton())

    76

        main_sizer.AddSizer(button_sizer, border=20, 

    77

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

    78

    79

        self.SetSizer(main_sizer)

    80

    81

        for datatype in datatypes:

    82

            self.BaseType.Append(datatype)

    83

    84

        if isinstance(infos, TupleType) and infos[0] == "array":

    85

            self.BaseType.SetStringSelection(infos[1])

    86

            self.Dimensions.SetStrings(map(lambda x : "..".join(x), infos[2]))

    87

        elif infos in datatypes:

    88

            self.BaseType.SetStringSelection(infos)

    89

    90

        self.BaseType.SetFocus()

    91

    92

    def GetDimensions(self):

    93

        dimensions_list = []

    94

        for dimensions in self.Dimensions.GetStrings():

    95

            result = DIMENSION_MODEL.match(dimensions)

    96

            if result is None:

    97

                message = wx.MessageDialog(self, _("\"%s\" value isn't a valid array dimension!")%dimensions, _("Error"), wx.OK|wx.ICON_ERROR)

    98

                message.ShowModal()

    99

                message.Destroy()

   100

                return None

   101

            bounds = result.groups()

   102

            if int(bounds[0]) >= int(bounds[1]):

   103

                message = wx.MessageDialog(self, _("\"%s\" value isn't a valid array dimension!\nRight value must be greater than left value.")%dimensions, _("Error"), wx.OK|wx.ICON_ERROR)

   104

                message.ShowModal()

   105

                message.Destroy()

   106

                return None

   107

            dimensions_list.append(bounds)

   108

        return dimensions_list

   109

   110

    def OnDimensionsChanged(self, event):

   111

        wx.CallAfter(self.GetDimensions)

   112

        event.Skip()

   113

   114

    def OnOK(self, event):

   115

        if self.GetDimensions() is not None:

   116

            self.EndModal(wx.ID_OK)

   117

   118

    def GetValue(self):

   119

        return "array", self.BaseType.GetStringSelection(), self.GetDimensions()