HGKeeper

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

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

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

# See COPYING file for copyrights details.

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

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

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

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

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

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

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

# GNU General Public License for more details.

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

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

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

import re

from types import TupleType

import wx

from controls import CustomEditableListBox

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

# Helpers

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

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

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

# Array Type Dialog

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

class ArrayTypeDialog(wx.Dialog):

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

wx.Dialog.__init__(self, parent,

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

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

main_sizer.AddGrowableCol(0)

main_sizer.AddGrowableRow(1)

top_sizer = wx.BoxSizer(wx.HORIZONTAL)

main_sizer.AddSizer(top_sizer, border=20,

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

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

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

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

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

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

style=wx.gizmos.EL_ALLOW_NEW|

wx.gizmos.EL_ALLOW_EDIT|

wx.gizmos.EL_ALLOW_DELETE)

for func in ["_OnLabelEndEdit",

"_OnAddButton",

"_OnDelButton",

"_OnUpButton",

"_OnDownButton"]:

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

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

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

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

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

main_sizer.AddSizer(button_sizer, border=20,

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

self.SetSizer(main_sizer)

for datatype in datatypes:

self.BaseType.Append(datatype)

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

self.BaseType.SetStringSelection(infos[1])

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

elif infos in datatypes:

self.BaseType.SetStringSelection(infos)

self.BaseType.SetFocus()

def GetDimensions(self):

dimensions_list = []

for dimensions in self.Dimensions.GetStrings():

result = DIMENSION_MODEL.match(dimensions)

if result is None:

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

message.ShowModal()

message.Destroy()

return None

bounds = result.groups()

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

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)

message.ShowModal()

message.Destroy()

return None

dimensions_list.append(bounds)

return dimensions_list

def OnDimensionsChanged(self, event):

wx.CallAfter(self.GetDimensions)

event.Skip()

def OnOK(self, event):

if self.GetDimensions() is not None:

self.EndModal(wx.ID_OK)

def GetValue(self):

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

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