laurent@409: #!/usr/bin/env python laurent@409: # -*- coding: utf-8 -*- laurent@409: laurent@409: #This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor laurent@409: #based on the plcopen standard. laurent@409: # laurent@409: #Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD laurent@409: # laurent@409: #See COPYING file for copyrights details. laurent@409: # laurent@409: #This library is free software; you can redistribute it and/or laurent@409: #modify it under the terms of the GNU General Public laurent@409: #License as published by the Free Software Foundation; either laurent@409: #version 2.1 of the License, or (at your option) any later version. laurent@409: # laurent@409: #This library is distributed in the hope that it will be useful, laurent@409: #but WITHOUT ANY WARRANTY; without even the implied warranty of laurent@409: #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU laurent@409: #General Public License for more details. laurent@409: # laurent@409: #You should have received a copy of the GNU General Public laurent@409: #License along with this library; if not, write to the Free Software laurent@409: #Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA laurent@409: laurent@409: import wx laurent@409: laurent@409: from graphics import * Laurent@725: from controls.LibraryPanel import LibraryPanel laurent@409: laurent@409: #------------------------------------------------------------------------------- laurent@409: # Create New Block Dialog laurent@409: #------------------------------------------------------------------------------- laurent@409: laurent@409: class FBDBlockDialog(wx.Dialog): laurent@409: Laurent@714: def __init__(self, parent, controller): Laurent@714: wx.Dialog.__init__(self, parent, Laurent@725: size=wx.Size(600, 450), title=_('Block Properties')) Laurent@714: Laurent@714: main_sizer = wx.FlexGridSizer(cols=1, hgap=0, rows=4, vgap=10) Laurent@714: main_sizer.AddGrowableCol(0) Laurent@714: main_sizer.AddGrowableRow(0) Laurent@714: Laurent@714: column_sizer = wx.BoxSizer(wx.HORIZONTAL) Laurent@714: main_sizer.AddSizer(column_sizer, border=20, Laurent@714: flag=wx.GROW|wx.TOP|wx.LEFT|wx.RIGHT) Laurent@714: Laurent@714: type_staticbox = wx.StaticBox(self, label=_('Type:')) Laurent@714: left_staticboxsizer = wx.StaticBoxSizer(type_staticbox, wx.VERTICAL) Laurent@714: column_sizer.AddSizer(left_staticboxsizer, 1, border=5, Laurent@714: flag=wx.GROW|wx.RIGHT) Laurent@714: laurent@676: self.LibraryPanel = LibraryPanel(self) Laurent@714: self.LibraryPanel.SetController(controller) Laurent@714: setattr(self.LibraryPanel, "_OnTreeItemSelected", Laurent@714: self.OnLibraryTreeItemSelected) Laurent@714: left_staticboxsizer.AddWindow(self.LibraryPanel, 1, border=5, Laurent@714: flag=wx.GROW|wx.TOP) Laurent@714: Laurent@714: right_gridsizer = wx.FlexGridSizer(cols=1, hgap=0, rows=3, vgap=5) Laurent@714: right_gridsizer.AddGrowableCol(0) Laurent@714: right_gridsizer.AddGrowableRow(2) Laurent@714: column_sizer.AddSizer(right_gridsizer, 1, border=5, Laurent@714: flag=wx.GROW|wx.LEFT) Laurent@714: Laurent@714: top_right_gridsizer = wx.FlexGridSizer(cols=2, hgap=0, rows=4, vgap=5) Laurent@714: top_right_gridsizer.AddGrowableCol(1) Laurent@714: right_gridsizer.AddSizer(top_right_gridsizer, flag=wx.GROW) Laurent@714: Laurent@714: name_label = wx.StaticText(self, label=_('Name:')) Laurent@714: top_right_gridsizer.AddWindow(name_label, Laurent@714: flag=wx.ALIGN_CENTER_VERTICAL) Laurent@714: Laurent@714: self.BlockName = wx.TextCtrl(self) Laurent@714: self.Bind(wx.EVT_TEXT, self.OnNameChanged, self.BlockName) Laurent@714: top_right_gridsizer.AddWindow(self.BlockName, flag=wx.GROW) Laurent@714: Laurent@714: inputs_label = wx.StaticText(self, label=_('Inputs:')) Laurent@714: top_right_gridsizer.AddWindow(inputs_label, Laurent@714: flag=wx.ALIGN_CENTER_VERTICAL) Laurent@714: Laurent@714: self.Inputs = wx.SpinCtrl(self, min=2, max=20, Laurent@714: style=wx.SP_ARROW_KEYS) Laurent@714: self.Bind(wx.EVT_SPINCTRL, self.OnInputsChanged, self.Inputs) Laurent@714: top_right_gridsizer.AddWindow(self.Inputs, flag=wx.GROW) Laurent@714: Laurent@714: execution_order_label = wx.StaticText(self, label=_('Execution Order:')) Laurent@714: top_right_gridsizer.AddWindow(execution_order_label, Laurent@714: flag=wx.ALIGN_CENTER_VERTICAL) Laurent@714: Laurent@714: self.ExecutionOrder = wx.SpinCtrl(self, min=0, style=wx.SP_ARROW_KEYS) Laurent@714: self.Bind(wx.EVT_SPINCTRL, self.OnExecutionOrderChanged, self.ExecutionOrder) Laurent@714: top_right_gridsizer.AddWindow(self.ExecutionOrder, flag=wx.GROW) Laurent@714: Laurent@714: execution_control_label = wx.StaticText(self, label=_('Execution Control:')) Laurent@714: top_right_gridsizer.AddWindow(execution_control_label, Laurent@714: flag=wx.ALIGN_CENTER_VERTICAL) Laurent@714: Laurent@714: self.ExecutionControl = wx.CheckBox(self) Laurent@714: self.Bind(wx.EVT_CHECKBOX, self.OnExecutionOrderChanged, self.ExecutionControl) Laurent@714: top_right_gridsizer.AddWindow(self.ExecutionControl, flag=wx.GROW) Laurent@714: Laurent@714: preview_label = wx.StaticText(self, label=_('Preview:')) Laurent@714: right_gridsizer.AddWindow(preview_label, flag=wx.GROW) Laurent@714: Laurent@714: self.Preview = wx.Panel(self, Laurent@714: style=wx.TAB_TRAVERSAL|wx.SIMPLE_BORDER) laurent@409: self.Preview.SetBackgroundColour(wx.Colour(255,255,255)) laurent@409: setattr(self.Preview, "GetDrawingMode", lambda:FREEDRAWING_MODE) laurent@409: setattr(self.Preview, "GetScaling", lambda:None) Laurent@714: setattr(self.Preview, "GetBlockType", controller.GetBlockType) Laurent@714: setattr(self.Preview, "IsOfType", controller.IsOfType) Laurent@714: self.Preview.Bind(wx.EVT_PAINT, self.OnPaint) Laurent@714: right_gridsizer.AddWindow(self.Preview, flag=wx.GROW) Laurent@714: Laurent@714: button_sizer = self.CreateButtonSizer(wx.OK|wx.CANCEL|wx.CENTRE) Laurent@743: self.Bind(wx.EVT_BUTTON, self.OnOK, button_sizer.GetAffirmativeButton()) Laurent@714: main_sizer.AddSizer(button_sizer, border=20, Laurent@714: flag=wx.ALIGN_RIGHT|wx.BOTTOM|wx.LEFT|wx.RIGHT) Laurent@714: Laurent@714: self.SetSizer(main_sizer) Laurent@714: Laurent@714: self.Controller = controller Laurent@714: laurent@409: self.BlockName.SetValue("") laurent@409: self.BlockName.Enable(False) laurent@409: self.Inputs.Enable(False) laurent@409: self.Block = None laurent@409: self.MinBlockSize = None laurent@409: self.First = True laurent@409: laurent@409: self.PouNames = [] laurent@409: self.PouElementNames = [] laurent@676: laurent@676: self.LibraryPanel.SetFocus() laurent@676: Laurent@741: def __del__(self): Laurent@741: self.Controller = None Laurent@741: laurent@676: def SetBlockList(self, blocklist): laurent@676: self.LibraryPanel.SetBlockList(blocklist) laurent@577: laurent@409: def SetPreviewFont(self, font): laurent@409: self.Preview.SetFont(font) laurent@409: laurent@409: def OnOK(self, event): Laurent@714: message = None laurent@676: selected = self.LibraryPanel.GetSelectedBlock() laurent@409: block_name = self.BlockName.GetValue() laurent@409: name_enabled = self.BlockName.IsEnabled() laurent@676: if selected is None: Laurent@714: message = _("Form isn't complete. Valid block type must be selected!") laurent@409: elif name_enabled and block_name == "": Laurent@714: message = _("Form isn't complete. Name must be filled!") laurent@409: elif name_enabled and not TestIdentifier(block_name): Laurent@714: message = _("\"%s\" is not a valid identifier!") % block_name laurent@409: elif name_enabled and block_name.upper() in IEC_KEYWORDS: Laurent@714: message = _("\"%s\" is a keyword. It can't be used!") % block_name laurent@409: elif name_enabled and block_name.upper() in self.PouNames: Laurent@714: message = _("\"%s\" pou already exists!") % block_name laurent@409: elif name_enabled and block_name.upper() in self.PouElementNames: Laurent@714: message = _("\"%s\" element for this pou already exists!") % block_name Laurent@714: if message is not None: Laurent@714: dialog = wx.MessageDialog(self, message, _("Error"), wx.OK|wx.ICON_ERROR) Laurent@714: dialog.ShowModal() Laurent@714: dialog.Destroy() laurent@409: else: laurent@409: self.EndModal(wx.ID_OK) laurent@409: laurent@409: def SetMinBlockSize(self, size): laurent@409: self.MinBlockSize = size laurent@409: laurent@409: def SetPouNames(self, pou_names): laurent@409: self.PouNames = [pou_name.upper() for pou_name in pou_names] laurent@409: laurent@409: def SetPouElementNames(self, element_names): laurent@409: self.PouElementNames = [element_name.upper() for element_name in element_names] laurent@409: laurent@409: def SetValues(self, values): laurent@409: blocktype = values.get("type", None) laurent@409: if blocktype is not None: laurent@676: self.LibraryPanel.SelectTreeItem(blocktype, values.get("inputs", None)) laurent@409: for name, value in values.items(): laurent@409: if name == "name": laurent@409: self.BlockName.SetValue(value) laurent@409: elif name == "extension": laurent@409: self.Inputs.SetValue(value) laurent@409: elif name == "executionOrder": laurent@409: self.ExecutionOrder.SetValue(value) laurent@409: elif name == "executionControl": laurent@409: self.ExecutionControl.SetValue(value) laurent@409: self.RefreshPreview() laurent@409: laurent@409: def GetValues(self): laurent@676: values = self.LibraryPanel.GetSelectedBlock() Laurent@746: if self.BlockName.IsEnabled() and self.BlockName.GetValue() != "": laurent@409: values["name"] = self.BlockName.GetValue() laurent@409: values["width"], values["height"] = self.Block.GetSize() laurent@409: values["extension"] = self.Inputs.GetValue() laurent@409: values["executionOrder"] = self.ExecutionOrder.GetValue() laurent@409: values["executionControl"] = self.ExecutionControl.GetValue() laurent@409: return values laurent@409: laurent@676: def OnLibraryTreeItemSelected(self, event): laurent@676: values = self.LibraryPanel.GetSelectedBlock() laurent@676: if values is not None: Laurent@714: blocktype = self.Controller.GetBlockType(values["type"], values["inputs"]) laurent@676: else: laurent@676: blocktype = None laurent@676: if blocktype is not None: laurent@676: self.Inputs.SetValue(len(blocktype["inputs"])) laurent@676: self.Inputs.Enable(blocktype["extensible"]) laurent@676: self.BlockName.Enable(blocktype["type"] != "function") laurent@676: wx.CallAfter(self.RefreshPreview) laurent@409: else: laurent@409: self.BlockName.Enable(False) laurent@409: self.Inputs.Enable(False) laurent@409: self.Inputs.SetValue(2) laurent@409: wx.CallAfter(self.ErasePreview) laurent@676: laurent@409: def OnNameChanged(self, event): laurent@409: if self.BlockName.IsEnabled(): laurent@409: self.RefreshPreview() laurent@409: event.Skip() laurent@409: laurent@409: def OnInputsChanged(self, event): laurent@409: if self.Inputs.IsEnabled(): laurent@409: self.RefreshPreview() laurent@409: event.Skip() laurent@409: laurent@409: def OnExecutionOrderChanged(self, event): laurent@409: self.RefreshPreview() laurent@409: event.Skip() laurent@409: laurent@409: def OnExecutionControlChanged(self, event): laurent@409: self.RefreshPreview() laurent@409: event.Skip() laurent@409: laurent@409: def ErasePreview(self): laurent@409: dc = wx.ClientDC(self.Preview) laurent@409: dc.Clear() laurent@409: self.Block = None laurent@409: laurent@409: def RefreshPreview(self): laurent@409: dc = wx.ClientDC(self.Preview) laurent@409: dc.SetFont(self.Preview.GetFont()) laurent@409: dc.Clear() laurent@676: values = self.LibraryPanel.GetSelectedBlock() laurent@676: if values is not None: Laurent@746: if self.BlockName.IsEnabled(): Laurent@746: blockname = self.BlockName.GetValue() Laurent@746: else: Laurent@746: blockname = "" laurent@676: self.Block = FBD_Block(self.Preview, values["type"], Laurent@746: blockname, laurent@676: extension = self.Inputs.GetValue(), laurent@676: inputs = values["inputs"], laurent@676: executionControl = self.ExecutionControl.GetValue(), laurent@676: executionOrder = self.ExecutionOrder.GetValue()) laurent@676: width, height = self.MinBlockSize laurent@676: min_width, min_height = self.Block.GetMinSize() laurent@676: width, height = max(min_width, width), max(min_height, height) laurent@676: self.Block.SetSize(width, height) laurent@676: clientsize = self.Preview.GetClientSize() laurent@676: x = (clientsize.width - width) / 2 laurent@676: y = (clientsize.height - height) / 2 laurent@676: self.Block.SetPosition(x, y) laurent@676: self.Block.Draw(dc) laurent@676: else: laurent@676: self.Block = None laurent@409: laurent@409: def OnPaint(self, event): laurent@409: if self.Block is not None: laurent@409: self.RefreshPreview() laurent@409: event.Skip()