1

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

     2

     3

#This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor

     4

#based on the plcopen standard. 

     5

#

     6

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

     7

#

     8

#See COPYING file for copyrights details.

     9

#

    10

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

    11

#modify it under the terms of the GNU General Public

    12

#License as published by the Free Software Foundation; either

    13

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

    14

#

    15

#This library 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 GNU

    18

#General Public License for more details.

    19

#

    20

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

    21

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

    22

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

    23

    24

import wx

    25

    26

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

    27

#                          Edit Step Name Dialog

    28

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

    29

    30

class SFCStepNameDialog(wx.TextEntryDialog):

    31

    32

    def __init__(self, parent, message, caption = "Please enter text", defaultValue = "", 

    33

                       style = wx.OK|wx.CANCEL|wx.CENTRE, pos = wx.DefaultPosition):

    34

        wx.TextEntryDialog.__init__(self, parent, message, caption, defaultValue, style, pos)

    35

    36

        self.PouNames = []

    37

        self.Variables = []

    38

        self.StepNames = []

    39

    40

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

    41

              self.GetSizer().GetItem(2).GetSizer().GetItem(1).GetSizer().GetAffirmativeButton())

    42

    43

    def OnOK(self, event):

    44

        message = None

    45

        step_name = self.GetSizer().GetItem(1).GetWindow().GetValue()

    46

        if step_name == "":

    47

            message = _("You must type a name!")

    48

        elif not TestIdentifier(step_name):

    49

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

    50

        elif step_name.upper() in IEC_KEYWORDS:

    51

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

    52

        elif step_name.upper() in self.PouNames:

    53

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

    54

        elif step_name.upper() in self.Variables:

    55

            message = _("A variable with \"%s\" as name already exists in this pou!") % step_name

    56

        elif step_name.upper() in self.StepNames:

    57

            message = _("\"%s\" step already exists!") % step_name

    58

        if message is not None:

    59

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

    60

            dialog.ShowModal()

    61

            dialog.Destroy()

    62

        else:

    63

            self.EndModal(wx.ID_OK)

    64

        event.Skip()

    65

    66

    def SetPouNames(self, pou_names):

    67

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

    68

    69

    def SetVariables(self, variables):

    70

        self.Variables = [var["Name"].upper() for var in variables]

    71

    72

    def SetStepNames(self, step_names):

    73

        self.StepNames = [step_name.upper() for step_name in step_names]