Removed obsolete functions for extracting values for xml dom tree and generating xml string
# -*- coding: utf-8 -*-
#This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor
#based on the plcopen standard.
#
#Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
#
#See COPYING file for copyrights details.
#
#This library 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 2.1 of the License, or (at your option) any later version.
#
#This library 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 library; if not, write to the Free Software
#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
import wx
from graphics.GraphicCommons import SELECTION_DIVERGENCE, \
SELECTION_CONVERGENCE, SIMULTANEOUS_DIVERGENCE, SIMULTANEOUS_CONVERGENCE
from graphics.SFC_Objects import SFC_Divergence
from BlockPreviewDialog import BlockPreviewDialog
#-------------------------------------------------------------------------------
# Create New Divergence Dialog
#-------------------------------------------------------------------------------
"""
Class that implements a dialog for defining parameters for creating a new
divergence graphic element
"""
class SFCDivergenceDialog(BlockPreviewDialog):
def __init__(self, parent, controller, tagname):
"""
Constructor
@param parent: Parent wx.Window of dialog for modal
@param controller: Reference to project controller
@param tagname: Tagname of project POU edited
"""
BlockPreviewDialog.__init__(self, parent, controller, tagname,
size=wx.Size(500, 300),
title=_('Create a new divergence or convergence'))
# Init common sizers
self._init_sizers(2, 0, 7, None, 2, 1)
# Create label for divergence type
type_label = wx.StaticText(self, label=_('Type:'))
self.LeftGridSizer.AddWindow(type_label, flag=wx.GROW)
# Create radio buttons for selecting divergence type
self.TypeRadioButtons = {}
first = True
for type, label in [
(SELECTION_DIVERGENCE, _('Selection Divergence')),
(SELECTION_CONVERGENCE, _('Selection Convergence')),
(SIMULTANEOUS_DIVERGENCE, _('Simultaneous Divergence')),
(SIMULTANEOUS_CONVERGENCE, _('Simultaneous Convergence'))]:
radio_button = wx.RadioButton(self, label=label,
style=(wx.RB_GROUP if first else 0))
radio_button.SetValue(first)
self.Bind(wx.EVT_RADIOBUTTON, self.OnTypeChanged, radio_button)
self.LeftGridSizer.AddWindow(radio_button, flag=wx.GROW)
self.TypeRadioButtons[type] = radio_button
first = False
# Create label for number of divergence sequences
sequences_label = wx.StaticText(self,
label=_('Number of sequences:'))
self.LeftGridSizer.AddWindow(sequences_label, flag=wx.GROW)
# Create spin control for defining number of divergence sequences
self.Sequences = wx.SpinCtrl(self, min=2, max=20)
self.Bind(wx.EVT_SPINCTRL, self.OnSequencesChanged, self.Sequences)
self.LeftGridSizer.AddWindow(self.Sequences, flag=wx.GROW)
# Add preview panel and associated label to sizers
self.RightGridSizer.AddWindow(self.PreviewLabel, flag=wx.GROW)
self.RightGridSizer.AddWindow(self.Preview, flag=wx.GROW)
# Add buttons sizer to sizers
self.MainSizer.AddSizer(self.ButtonSizer, border=20,
flag=wx.ALIGN_RIGHT|wx.BOTTOM|wx.LEFT|wx.RIGHT)
# Selection divergence radio button is default control having keyboard
# focus
self.TypeRadioButtons[SELECTION_DIVERGENCE].SetFocus()
def GetMinElementSize(self):
"""
Get minimal graphic element size
@return: Tuple containing minimal size (width, height) or None if no
element defined
"""
return self.Element.GetMinSize(True)
def GetDivergenceType(self):
"""
Return type selected for SFC divergence
@return: Type selected (None if not found)
"""
# Go through radio buttons and return type associated to the one that
# is selected
for type, control in self.TypeRadioButtons.iteritems():
if control.GetValue():
return type
return None
def GetValues(self):
"""
Set default SFC divergence parameters
@param values: Divergence parameters values
"""
return {"type": self.GetDivergenceType(),
"number": self.Sequences.GetValue()}
def OnTypeChanged(self, event):
"""
Called when SFC divergence type changed
@param event: wx.RadioButtonEvent
"""
self.RefreshPreview()
event.Skip()
def OnSequencesChanged(self, event):
"""
Called when SFC divergence number of sequences changed
@param event: wx.SpinEvent
"""
self.RefreshPreview()
event.Skip()
def RefreshPreview(self):
"""
Refresh preview panel of graphic element
Override BlockPreviewDialog function
"""
# Set graphic element displayed, creating a SFC divergence
self.Element = SFC_Divergence(self.Preview,
self.GetDivergenceType(),
self.Sequences.GetValue())
# Call BlockPreviewDialog function
BlockPreviewDialog.RefreshPreview(self)