dialogs/ConnectionDialog.py
changeset 409 34c9f624c2fe
child 534 d506a353b3d3
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dialogs/ConnectionDialog.py	Wed Sep 16 12:00:58 2009 +0200
@@ -0,0 +1,249 @@
+#!/usr/bin/env python
+# -*- 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 *
+
+#-------------------------------------------------------------------------------
+#                          Create New Connection Dialog
+#-------------------------------------------------------------------------------
+
+[ID_CONNECTIONDIALOG, ID_CONNECTIONDIALOGSPACER, 
+ ID_CONNECTIONDIALOGNAME, ID_CONNECTIONDIALOGRADIOBUTTON1, 
+ ID_CONNECTIONDIALOGRADIOBUTTON2, ID_CONNECTIONDIALOGPREVIEW,
+ ID_CONNECTIONDIALOGSTATICTEXT1, ID_CONNECTIONDIALOGSTATICTEXT2, 
+ ID_CONNECTIONDIALOGSTATICTEXT3, 
+] = [wx.NewId() for _init_ctrls in range(9)]
+
+class ConnectionDialog(wx.Dialog):
+    
+    if wx.VERSION < (2, 6, 0):
+        def Bind(self, event, function, id = None):
+            if id is not None:
+                event(self, id, function)
+            else:
+                event(self, function)
+    
+    def _init_coll_flexGridSizer1_Items(self, parent):
+        parent.AddSizer(self.MainSizer, 0, border=20, flag=wx.GROW|wx.TOP|wx.LEFT|wx.RIGHT)
+        parent.AddSizer(self.ButtonSizer, 0, border=20, flag=wx.ALIGN_RIGHT|wx.BOTTOM|wx.LEFT|wx.RIGHT)
+        
+    def _init_coll_flexGridSizer1_Growables(self, parent):
+        parent.AddGrowableCol(0)
+        parent.AddGrowableRow(0)
+    
+    def _init_coll_MainSizer_Items(self, parent):
+        parent.AddSizer(self.LeftGridSizer, 1, border=5, flag=wx.GROW|wx.RIGHT)
+        parent.AddSizer(self.RightGridSizer, 1, border=5, flag=wx.GROW|wx.LEFT)
+    
+    def _init_coll_LeftGridSizer_Items(self, parent):
+        parent.AddWindow(self.staticText1, 0, border=0, flag=wx.GROW)
+        parent.AddWindow(self.radioButton1, 0, border=0, flag=wx.GROW)
+        parent.AddWindow(self.radioButton2, 0, border=0, flag=wx.GROW)
+        parent.AddWindow(self.staticText2, 0, border=0, flag=wx.GROW)
+        parent.AddWindow(self.ConnectionName, 0, border=0, flag=wx.GROW)
+        parent.AddWindow(self.Spacer, 0, border=0, flag=wx.GROW)
+    
+    def _init_coll_LeftGridSizer_Growables(self, parent):
+        parent.AddGrowableCol(0)
+        parent.AddGrowableRow(5)
+            
+    def _init_coll_RightGridSizer_Items(self, parent):
+        parent.AddWindow(self.staticText3, 0, border=0, flag=wx.GROW)
+        parent.AddWindow(self.Preview, 0, border=0, flag=wx.GROW)
+        
+    def _init_coll_RightGridSizer_Growables(self, parent):
+        parent.AddGrowableCol(0)
+        parent.AddGrowableRow(1)
+
+    def _init_sizers(self):
+        self.flexGridSizer1 = wx.FlexGridSizer(cols=1, hgap=0, rows=2, vgap=10)
+        self.MainSizer = wx.BoxSizer(wx.HORIZONTAL)
+        self.LeftGridSizer = wx.FlexGridSizer(cols=1, hgap=0, rows=6, vgap=5)
+        self.RightGridSizer = wx.FlexGridSizer(cols=1, hgap=0, rows=2, vgap=5)
+
+        self._init_coll_flexGridSizer1_Items(self.flexGridSizer1)
+        self._init_coll_flexGridSizer1_Growables(self.flexGridSizer1)
+        self._init_coll_MainSizer_Items(self.MainSizer)
+        self._init_coll_LeftGridSizer_Items(self.LeftGridSizer)
+        self._init_coll_LeftGridSizer_Growables(self.LeftGridSizer)
+        self._init_coll_RightGridSizer_Items(self.RightGridSizer)
+        self._init_coll_RightGridSizer_Growables(self.RightGridSizer)
+
+        self.SetSizer(self.flexGridSizer1)
+
+    def _init_ctrls(self, prnt, ctrler):
+        wx.Dialog.__init__(self, id=ID_CONNECTIONDIALOG,
+              name='ConnectionDialog', parent=prnt, pos=wx.Point(376, 223),
+              size=wx.Size(350, 220), style=wx.DEFAULT_DIALOG_STYLE,
+              title=_('Connection Properties'))
+        self.SetClientSize(wx.Size(350, 220))
+
+        self.staticText1 = wx.StaticText(id=ID_CONNECTIONDIALOGSTATICTEXT1,
+              label=_('Type:'), name='staticText1', parent=self,
+              pos=wx.Point(0, 0), size=wx.Size(0, 17), style=0)
+
+        self.staticText2 = wx.StaticText(id=ID_CONNECTIONDIALOGSTATICTEXT2,
+              label=_('Name:'), name='staticText2', parent=self,
+              pos=wx.Point(0, 0), size=wx.Size(0, 17), style=0)
+
+        self.staticText3 = wx.StaticText(id=ID_CONNECTIONDIALOGSTATICTEXT3,
+              label=_('Preview:'), name='staticText3', parent=self,
+              pos=wx.Point(0, 0), size=wx.Size(0, 17), style=0)
+
+        self.radioButton1 = wx.RadioButton(id=ID_CONNECTIONDIALOGRADIOBUTTON1,
+              label=_('Connector'), name='radioButton1', parent=self,
+              pos=wx.Point(0, 0), size=wx.Size(0, 24), style=wx.RB_GROUP)
+        self.Bind(wx.EVT_RADIOBUTTON, self.OnTypeChanged, id=ID_CONNECTIONDIALOGRADIOBUTTON1)
+        self.radioButton1.SetValue(True)
+
+        self.radioButton2 = wx.RadioButton(id=ID_CONNECTIONDIALOGRADIOBUTTON2,
+              label=_('Continuation'), name='radioButton2', parent=self, 
+              pos=wx.Point(0, 0), size=wx.Size(0, 24), style=0)
+        self.Bind(wx.EVT_RADIOBUTTON, self.OnTypeChanged, id=ID_CONNECTIONDIALOGRADIOBUTTON2)
+        self.radioButton2.SetValue(False)
+        
+        self.ConnectionName = wx.TextCtrl(id=ID_CONNECTIONDIALOGNAME,
+              name='Name', parent=self, pos=wx.Point(0, 0),
+              size=wx.Size(0, 24), style=0)
+        self.Bind(wx.EVT_TEXT, self.OnNameChanged, id=ID_CONNECTIONDIALOGNAME)
+
+        self.Preview = wx.Panel(id=ID_CONNECTIONDIALOGPREVIEW,
+              name='Preview', parent=self, pos=wx.Point(0, 0),
+              size=wx.Size(0, 0), 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, "GetScaling", lambda:None)
+        setattr(self.Preview, "IsOfType", ctrler.IsOfType)
+
+        self.Spacer = wx.Panel(id=ID_CONNECTIONDIALOGSPACER,
+              name='Spacer', parent=self, pos=wx.Point(0, 0),
+              size=wx.Size(0, 0), style=wx.TAB_TRAVERSAL)
+
+        self.ButtonSizer = self.CreateButtonSizer(wx.OK|wx.CANCEL|wx.CENTRE)
+        if wx.VERSION >= (2, 5, 0):
+            self.Bind(wx.EVT_BUTTON, self.OnOK, id=self.ButtonSizer.GetAffirmativeButton().GetId())
+            self.Preview.Bind(wx.EVT_PAINT, self.OnPaint)
+        else:
+            self.Bind(wx.EVT_BUTTON, self.OnOK, id=self.ButtonSizer.GetChildren()[0].GetSizer().GetChildren()[0].GetWindow().GetId())
+            wx.EVT_PAINT(self.Preview, self.OnPaint)
+        
+        self._init_sizers()
+
+    def __init__(self, parent, controler):
+        self._init_ctrls(parent, controler)
+        self.Connection = None
+        self.MinConnectionSize = None
+        
+        self.PouNames = []
+        self.PouElementNames = []
+    
+    def SetPreviewFont(self, font):
+        self.Preview.SetFont(font)
+    
+    def SetMinConnectionSize(self, size):
+        self.MinConnectionSize = size
+    
+    def SetValues(self, values):
+        for name, value in values.items():
+            if name == "type":
+                if value == CONNECTOR:
+                    self.radioButton1.SetValue(True)
+                elif value == CONTINUATION:
+                    self.radioButton2.SetValue(True)
+            elif name == "name":
+                self.ConnectionName.SetValue(value)
+        self.RefreshPreview()
+    
+    def GetValues(self):
+        values = {}
+        if self.radioButton1.GetValue():
+            values["type"] = CONNECTOR
+        else:
+            values["type"] = CONTINUATION
+        values["name"] = self.ConnectionName.GetValue()
+        values["width"], values["height"] = self.Connection.GetSize()
+        return values
+
+    def SetPouNames(self, pou_names):
+        self.PouNames = [pou_name.upper() for pou_name in pou_names]
+        
+    def SetPouElementNames(self, element_names):
+        self.PouElementNames = [element_name.upper() for element_name in element_names]
+
+    def OnOK(self, event):
+        connection_name = self.ConnectionName.GetValue()
+        if connection_name == "":
+            message = wx.MessageDialog(self, _("Form isn't complete. Name must be filled!"), _("Error"), wx.OK|wx.ICON_ERROR)
+            message.ShowModal()
+            message.Destroy()
+        elif not TestIdentifier(connection_name):
+            message = wx.MessageDialog(self, _("\"%s\" is not a valid identifier!")%connection_name, _("Error"), wx.OK|wx.ICON_ERROR)
+            message.ShowModal()
+            message.Destroy()
+        elif connection_name.upper() in IEC_KEYWORDS:
+            message = wx.MessageDialog(self, _("\"%s\" is a keyword. It can't be used!")%connection_name, _("Error"), wx.OK|wx.ICON_ERROR)
+            message.ShowModal()
+            message.Destroy()
+        elif connection_name.upper() in self.PouNames:
+            message = wx.MessageDialog(self, _("\"%s\" pou already exists!")%connection_name, _("Error"), wx.OK|wx.ICON_ERROR)
+            message.ShowModal()
+            message.Destroy()
+        elif connection_name.upper() in self.PouElementNames:
+            message = wx.MessageDialog(self, _("\"%s\" element for this pou already exists!")%connection_name, _("Error"), wx.OK|wx.ICON_ERROR)
+            message.ShowModal()
+            message.Destroy()
+        else:
+            self.EndModal(wx.ID_OK)
+
+    def OnTypeChanged(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()
+        if self.radioButton1.GetValue():
+            self.Connection = FBD_Connector(self.Preview, CONNECTOR, self.ConnectionName.GetValue())
+        else:
+            self.Connection = FBD_Connector(self.Preview, CONTINUATION, self.ConnectionName.GetValue())
+        width, height = self.MinConnectionSize
+        min_width, min_height = self.Connection.GetMinSize()
+        width, height = max(min_width, width), max(min_height, height)
+        self.Connection.SetSize(width, height)
+        clientsize = self.Preview.GetClientSize()
+        x = (clientsize.width - width) / 2
+        y = (clientsize.height - height) / 2
+        self.Connection.SetPosition(x, y)
+        self.Connection.Draw(dc)
+
+    def OnPaint(self, event):
+        self.RefreshPreview()
+        event.Skip()
\ No newline at end of file