Laurent@814: # -*- coding: utf-8 -*-
Laurent@814: 
Laurent@814: #This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor
Laurent@814: #based on the plcopen standard. 
Laurent@814: #
Laurent@814: #Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
Laurent@814: #
Laurent@814: #See COPYING file for copyrights details.
Laurent@814: #
Laurent@814: #This library is free software; you can redistribute it and/or
Laurent@814: #modify it under the terms of the GNU General Public
Laurent@814: #License as published by the Free Software Foundation; either
Laurent@814: #version 2.1 of the License, or (at your option) any later version.
Laurent@814: #
Laurent@814: #This library is distributed in the hope that it will be useful,
Laurent@814: #but WITHOUT ANY WARRANTY; without even the implied warranty of
Laurent@814: #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Laurent@814: #General Public License for more details.
Laurent@814: #
Laurent@814: #You should have received a copy of the GNU General Public
Laurent@814: #License along with this library; if not, write to the Free Software
Laurent@814: #Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
Laurent@814: 
Laurent@814: import wx
Laurent@814: 
Laurent@1251: from graphics.GraphicCommons import SELECTION_DIVERGENCE, \
Laurent@1251:     SELECTION_CONVERGENCE, SIMULTANEOUS_DIVERGENCE, SIMULTANEOUS_CONVERGENCE
Laurent@1251: from graphics.SFC_Objects import SFC_Divergence
Laurent@1251: from BlockPreviewDialog import BlockPreviewDialog
Laurent@814: 
Laurent@814: #-------------------------------------------------------------------------------
Laurent@814: #                         Create New Divergence Dialog
Laurent@814: #-------------------------------------------------------------------------------
Laurent@814: 
Laurent@1251: """
Laurent@1251: Class that implements a dialog for defining parameters for creating a new
Laurent@1251: divergence graphic element
Laurent@1251: """
Laurent@1251: 
Laurent@1251: class SFCDivergenceDialog(BlockPreviewDialog):
Laurent@814:     
Laurent@1251:     def __init__(self, parent, controller, tagname):
Laurent@1251:         """
Laurent@1251:         Constructor
Laurent@1251:         @param parent: Parent wx.Window of dialog for modal
Laurent@1251:         @param controller: Reference to project controller
Laurent@1251:         @param tagname: Tagname of project POU edited
Laurent@1251:         """
Laurent@1251:         BlockPreviewDialog.__init__(self, parent, controller, tagname, 
Laurent@1251:               size=wx.Size(500, 300), 
Laurent@814:               title=_('Create a new divergence or convergence'))
Laurent@814:         
Laurent@1251:         # Init common sizers
Laurent@1251:         self._init_sizers(2, 0, 7, None, 2, 1)
Laurent@814:         
Laurent@1251:         # Create label for divergence type
Laurent@1251:         type_label = wx.StaticText(self, label=_('Type:'))
Laurent@1251:         self.LeftGridSizer.AddWindow(type_label, flag=wx.GROW)
Laurent@814:         
Laurent@1251:         # Create radio buttons for selecting divergence type
Laurent@1251:         self.TypeRadioButtons = {}
Laurent@1251:         first = True
Laurent@1251:         for type, label in [
Laurent@1251:                 (SELECTION_DIVERGENCE, _('Selection Divergence')),
Laurent@1251:                 (SELECTION_CONVERGENCE, _('Selection Convergence')),
Laurent@1251:                 (SIMULTANEOUS_DIVERGENCE, _('Simultaneous Divergence')),
Laurent@1251:                 (SIMULTANEOUS_CONVERGENCE, _('Simultaneous Convergence'))]:
Laurent@1251:             radio_button = wx.RadioButton(self, label=label, 
Laurent@1251:                   style=(wx.RB_GROUP if first else 0))
Laurent@1251:             radio_button.SetValue(first)
Laurent@1251:             self.Bind(wx.EVT_RADIOBUTTON, self.OnTypeChanged, radio_button)
Laurent@1251:             self.LeftGridSizer.AddWindow(radio_button, flag=wx.GROW)
Laurent@1251:             self.TypeRadioButtons[type] = radio_button
Laurent@1251:             first = False
Laurent@814: 
Laurent@1251:         # Create label for number of divergence sequences
Laurent@814:         sequences_label = wx.StaticText(self, 
Laurent@814:               label=_('Number of sequences:'))
Laurent@1251:         self.LeftGridSizer.AddWindow(sequences_label, flag=wx.GROW)
Laurent@814:         
Laurent@1251:         # Create spin control for defining number of divergence sequences
Laurent@814:         self.Sequences = wx.SpinCtrl(self, min=2, max=20)
Laurent@814:         self.Bind(wx.EVT_SPINCTRL, self.OnSequencesChanged, self.Sequences)
Laurent@1251:         self.LeftGridSizer.AddWindow(self.Sequences, flag=wx.GROW)
Laurent@814:         
Laurent@1251:         # Add preview panel and associated label to sizers
Laurent@1251:         self.RightGridSizer.AddWindow(self.PreviewLabel, flag=wx.GROW)
Laurent@1251:         self.RightGridSizer.AddWindow(self.Preview, flag=wx.GROW)
Laurent@814:         
Laurent@1251:         # Add buttons sizer to sizers
Laurent@1251:         self.MainSizer.AddSizer(self.ButtonSizer, border=20, 
Laurent@1251:               flag=wx.ALIGN_RIGHT|wx.BOTTOM|wx.LEFT|wx.RIGHT)
Laurent@814:         
Laurent@1251:         # Selection divergence radio button is default control having keyboard
Laurent@1251:         # focus
Laurent@1251:         self.TypeRadioButtons[SELECTION_DIVERGENCE].SetFocus()
Laurent@814:     
Laurent@1251:     def GetMinElementSize(self):
Laurent@1251:         """
Laurent@1251:         Get minimal graphic element size
Laurent@1251:         @return: Tuple containing minimal size (width, height) or None if no
Laurent@1251:         element defined
Laurent@1251:         """
Laurent@1251:         return self.Element.GetSize()
Laurent@1251:     
Laurent@1251:     def GetDivergenceType(self):
Laurent@1251:         """
Laurent@1251:         Return type selected for SFC divergence
Laurent@1251:         @return: Type selected (None if not found)
Laurent@1251:         """
Laurent@1251:         # Go through radio buttons and return type associated to the one that
Laurent@1251:         # is selected
Laurent@1251:         for type, control in self.TypeRadioButtons.iteritems():
Laurent@1251:             if control.GetValue():
Laurent@1251:                 return type
Laurent@1251:         return None
Laurent@814:     
Laurent@814:     def GetValues(self):
Laurent@1251:         """
Laurent@1251:         Set default SFC divergence parameters
Laurent@1251:         @param values: Divergence parameters values
Laurent@1251:         """
Laurent@1251:         return {"type": self.GetDivergenceType(),
Laurent@1251:                 "number": self.Sequences.GetValue()}
Laurent@814: 
Laurent@814:     def OnTypeChanged(self, event):
Laurent@1251:         """
Laurent@1251:         Called when SFC divergence type changed
Laurent@1251:         @param event: wx.RadioButtonEvent
Laurent@1251:         """
Laurent@814:         self.RefreshPreview()
Laurent@814:         event.Skip()
Laurent@814: 
Laurent@814:     def OnSequencesChanged(self, event):
Laurent@1251:         """
Laurent@1251:         Called when SFC divergence number of sequences changed
Laurent@1251:         @param event: wx.SpinEvent
Laurent@1251:         """
Laurent@814:         self.RefreshPreview()
Laurent@814:         event.Skip()
Laurent@814:         
Laurent@814:     def RefreshPreview(self):
Laurent@1251:         """
Laurent@1251:         Refresh preview panel of graphic element
Laurent@1251:         Override BlockPreviewDialog function
Laurent@1251:         """
Laurent@1251:         # Set graphic element displayed, creating a SFC divergence
Laurent@1251:         self.Element = SFC_Divergence(self.Preview, 
Laurent@1251:                                       self.GetDivergenceType(), 
Laurent@1251:                                       self.Sequences.GetValue())
Laurent@1251:         
Laurent@1251:         # Call BlockPreviewDialog function
Laurent@1251:         BlockPreviewDialog.RefreshPreview(self)
Laurent@1251: