diff -r 1460273f40ed -r 5743cbdff669 dialogs/SFCStepDialog.py --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/dialogs/SFCStepDialog.py Fri Sep 07 16:45:55 2012 +0200 @@ -0,0 +1,205 @@ +# -*- 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 import * + +#------------------------------------------------------------------------------- +# Edit Step Content Dialog +#------------------------------------------------------------------------------- + +class SFCStepDialog(wx.Dialog): + + def __init__(self, parent, controller, initial = False): + wx.Dialog.__init__(self, parent, title=_('Edit Step'), + size=wx.Size(400, 250)) + + main_sizer = wx.FlexGridSizer(cols=1, hgap=0, rows=2, vgap=10) + main_sizer.AddGrowableCol(0) + main_sizer.AddGrowableRow(0) + + column_sizer = wx.BoxSizer(wx.HORIZONTAL) + main_sizer.AddSizer(column_sizer, border=20, + flag=wx.GROW|wx.TOP|wx.LEFT|wx.RIGHT) + + left_gridsizer = wx.FlexGridSizer(cols=1, hgap=0, rows=6, vgap=5) + left_gridsizer.AddGrowableCol(0) + column_sizer.AddSizer(left_gridsizer, 1, border=5, + flag=wx.GROW|wx.RIGHT) + + name_label = wx.StaticText(self, label=_('Name:')) + left_gridsizer.AddWindow(name_label, flag=wx.GROW) + + self.StepName = wx.TextCtrl(self) + self.Bind(wx.EVT_TEXT, self.OnNameChanged, self.StepName) + left_gridsizer.AddWindow(self.StepName, flag=wx.GROW) + + connectors_label = wx.StaticText(self, label=_('Connectors:')) + left_gridsizer.AddWindow(connectors_label, flag=wx.GROW) + + self.Input = wx.CheckBox(self, label=_("Input")) + self.Bind(wx.EVT_CHECKBOX, self.OnConnectorsChanged, self.Input) + left_gridsizer.AddWindow(self.Input, flag=wx.GROW) + + self.Output = wx.CheckBox(self, label=_("Output")) + self.Bind(wx.EVT_CHECKBOX, self.OnConnectorsChanged, self.Output) + left_gridsizer.AddWindow(self.Output, flag=wx.GROW) + + self.Action = wx.CheckBox(self, label=_("Action")) + self.Bind(wx.EVT_CHECKBOX, self.OnConnectorsChanged, self.Action) + left_gridsizer.AddWindow(self.Action, flag=wx.GROW) + + right_gridsizer = wx.FlexGridSizer(cols=1, hgap=0, rows=2, vgap=5) + right_gridsizer.AddGrowableCol(0) + right_gridsizer.AddGrowableRow(1) + column_sizer.AddSizer(right_gridsizer, 1, border=5, + flag=wx.GROW|wx.LEFT) + + preview_label = wx.StaticText(self, label=_('Preview:')) + right_gridsizer.AddWindow(preview_label, flag=wx.GROW) + + self.Preview = wx.Panel(self, + style=wx.TAB_TRAVERSAL|wx.SIMPLE_BORDER) + self.Preview.SetBackgroundColour(wx.Colour(255,255,255)) + setattr(self.Preview, "GetDrawingMode", lambda:FREEDRAWING_MODE) + setattr(self.Preview, "RefreshStepModel", lambda x:None) + setattr(self.Preview, "GetScaling", lambda:None) + setattr(self.Preview, "IsOfType", controller.IsOfType) + self.Preview.Bind(wx.EVT_PAINT, self.OnPaint) + right_gridsizer.AddWindow(self.Preview, flag=wx.GROW) + + 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) + + self.Step = None + self.Initial = initial + self.MinStepSize = None + + self.PouNames = [] + self.Variables = [] + self.StepNames = [] + + self.StepName.SetFocus() + + def SetPreviewFont(self, font): + self.Preview.SetFont(font) + + def OnOK(self, event): + message = None + step_name = self.StepName.GetValue() + if step_name == "": + message = _("You must type a name!") + elif not TestIdentifier(step_name): + message = _("\"%s\" is not a valid identifier!") % step_name + elif step_name.upper() in IEC_KEYWORDS: + message = _("\"%s\" is a keyword. It can't be used!") % step_name + elif step_name.upper() in self.PouNames: + message = _("A POU named \"%s\" already exists!") % step_name + elif step_name.upper() in self.Variables: + message = _("A variable with \"%s\" as name already exists in this pou!") % step_name + elif step_name.upper() in self.StepNames: + message = _("\"%s\" step already exists!") % step_name + if message is not None: + dialog = wx.MessageDialog(self, message, _("Error"), wx.OK|wx.ICON_ERROR) + dialog.ShowModal() + dialog.Destroy() + else: + self.EndModal(wx.ID_OK) + + def SetMinStepSize(self, size): + self.MinStepSize = size + + def SetPouNames(self, pou_names): + self.PouNames = [pou_name.upper() for pou_name in pou_names] + + def SetVariables(self, variables): + self.Variables = [var["Name"].upper() for var in variables] + + def SetStepNames(self, step_names): + self.StepNames = [step_name.upper() for step_name in step_names] + + def SetValues(self, values): + value_name = values.get("name", None) + if value_name: + self.StepName.SetValue(value_name) + else: + self.StepName.SetValue("") + self.Input.SetValue(values.get("input", False)) + self.Output.SetValue(values.get("output", False)) + self.Action.SetValue(values.get("action", False)) + self.RefreshPreview() + + def GetValues(self): + values = {} + values["name"] = self.StepName.GetValue() + values["input"] = self.Input.IsChecked() + values["output"] = self.Output.IsChecked() + values["action"] = self.Action.IsChecked() + values["width"], values["height"] = self.Step.GetSize() + return values + + def OnConnectorsChanged(self, event): + self.RefreshPreview() + event.Skip() + + def OnNameChanged(self, event): + self.RefreshPreview() + event.Skip() + + def RefreshPreview(self): + dc = wx.ClientDC(self.Preview) + dc.SetFont(self.Preview.GetFont()) + dc.Clear() + self.Step = SFC_Step(self.Preview, self.StepName.GetValue(), self.Initial) + if self.Input.IsChecked(): + self.Step.AddInput() + else: + self.Step.RemoveInput() + if self.Output.IsChecked(): + self.Step.AddOutput() + else: + self.Step.RemoveOutput() + if self.Action.IsChecked(): + self.Step.AddAction() + else: + self.Step.RemoveAction() + width, height = self.MinStepSize + min_width, min_height = self.Step.GetMinSize() + width, height = max(min_width, width), max(min_height, height) + self.Step.SetSize(width, height) + clientsize = self.Preview.GetClientSize() + x = (clientsize.width - width) / 2 + y = (clientsize.height - height) / 2 + self.Step.SetPosition(x, y) + self.Step.Draw(dc) + + def OnPaint(self, event): + self.RefreshPreview() + event.Skip()