--- a/GraphicViewer.py	Mon Sep 21 12:06:15 2009 +0200
+++ b/GraphicViewer.py	Mon Sep 21 12:06:51 2009 +0200
@@ -214,6 +214,9 @@
     def SelectAll(self):
         pass
     
+    def ClearErrors(self):
+        pass
+    
     def NewValue(self, tick, value):
         self.Datas.append((float(tick), {True:1., False:0.}.get(value, float(value))))
         if self.CurrentValue + self.CurrentRange == len(self.Datas) - 1:

--- a/PLCOpenEditor.py	Mon Sep 21 12:06:15 2009 +0200
+++ b/PLCOpenEditor.py	Mon Sep 21 12:06:51 2009 +0200
@@ -886,6 +886,14 @@
     def RefreshFileMenu(self):
         pass
 
+    def ResetView(self):
+        self.DeleteAllPages()
+        self.VariablePanelIndexer.RemoveAllPanels()
+        self.TypesTree.DeleteAllItems()
+        self.InstancesTree.DeleteAllItems()
+        self.LibraryTree.DeleteAllItems()
+        self.Controler = None
+
     def OnCloseTabMenu(self, event):
         selected = self.TabsOpened.GetSelection()
         if selected >= 0:
@@ -2478,6 +2486,7 @@
             # Create a new controller
             self.Controler = PLCControler()
             self.Controler.OpenXMLFile(fileOpen)
+            self._Refresh(TYPESTREE, INSTANCESTREE, LIBRARYTREE)
         
         # Define PLCOpenEditor icon
         self.SetIcon(wx.Icon(os.path.join(CWD,"Images", "poe.ico"),wx.BITMAP_TYPE_ICO))
@@ -2547,6 +2556,7 @@
         dialog = ProjectDialog(self)
         if dialog.ShowModal() == wx.ID_OK:
             properties = dialog.GetValues()
+            self.ResetView()
             self.Controler = PLCControler()
             self.Controler.CreateNewProject(properties)
             self._Refresh(TITLE, FILEMENU, EDITMENU, TYPESTREE, INSTANCESTREE, 
@@ -2567,8 +2577,7 @@
         if dialog.ShowModal() == wx.ID_OK:
             filepath = dialog.GetPath()
             if os.path.isfile(filepath):
-                self.DeleteAllPages()
-                self.VariablePanelIndexer.RemoveAllPanels()
+                self.ResetView()
                 self.Controler = PLCControler()
                 self.Controler.OpenXMLFile(filepath)
                 self._Refresh(TYPESTREE, INSTANCESTREE, LIBRARYTREE)
@@ -2579,12 +2588,7 @@
     def OnCloseProjectMenu(self, event):
         if not self.CheckSaveBeforeClosing():
             return
-        self.DeleteAllPages()
-        self.VariablePanelIndexer.RemoveAllPanels()
-        self.TypesTree.DeleteAllItems()
-        self.InstancesTree.DeleteAllItems()
-        self.LibraryTree.DeleteAllItems()
-        self.Controler = None
+        self.ResetView()
         self._Refresh(TITLE, TOOLBAR, FILEMENU, EDITMENU)
         event.Skip()
 

--- a/TextViewer.py	Mon Sep 21 12:06:15 2009 +0200
+++ b/TextViewer.py	Mon Sep 21 12:06:51 2009 +0200
@@ -157,7 +157,9 @@
         self.ParentWindow = window
         self.Controler = controler
 
-        self.SetModEventMask(wx.stc.STC_MOD_BEFOREINSERT|wx.stc.STC_MOD_BEFOREDELETE)
+        self.SetModEventMask(wx.stc.STC_MOD_BEFOREINSERT|
+                             wx.stc.STC_MOD_BEFOREDELETE|
+                             wx.stc.STC_PERFORMED_USER)
 
         self.Bind(wx.stc.EVT_STC_STYLENEEDED, self.OnStyleNeeded, id=ID_TEXTVIEWER)
         if controler:
@@ -190,21 +192,22 @@
     def OnModification(self, event):
         if not self.DisableEvents:
             mod_type = event.GetModificationType()
-            if not (mod_type&wx.stc.STC_PERFORMED_UNDO or mod_type&wx.stc.STC_PERFORMED_REDO):
-                if mod_type&wx.stc.STC_MOD_BEFOREINSERT:
-                    if self.CurrentAction == None:
-                        self.StartBuffering()
-                    elif self.CurrentAction[0] != "Add" or self.CurrentAction[1] != event.GetPosition() - 1:
-                        self.Controler.EndBuffering()
-                        self.StartBuffering()
-                    self.CurrentAction = ("Add", event.GetPosition())
-                elif mod_type&wx.stc.STC_MOD_BEFOREDELETE:
-                    if self.CurrentAction == None:
-                        self.StartBuffering()
-                    elif self.CurrentAction[0] != "Delete" or self.CurrentAction[1] != event.GetPosition() + 1:
-                        self.Controler.EndBuffering()
-                        self.StartBuffering()
-                    self.CurrentAction = ("Delete", event.GetPosition())
+            if mod_type&wx.stc.STC_MOD_BEFOREINSERT:
+                if self.CurrentAction == None:
+                    self.StartBuffering()
+                elif self.CurrentAction[0] != "Add" or self.CurrentAction[1] != event.GetPosition() - 1:
+                    self.Controler.EndBuffering()
+                    self.StartBuffering()
+                self.CurrentAction = ("Add", event.GetPosition())
+                wx.CallAfter(self.RefreshModel)
+            elif mod_type&wx.stc.STC_MOD_BEFOREDELETE:
+                if self.CurrentAction == None:
+                    self.StartBuffering()
+                elif self.CurrentAction[0] != "Delete" or self.CurrentAction[1] != event.GetPosition() + 1:
+                    self.Controler.EndBuffering()
+                    self.StartBuffering()
+                self.CurrentAction = ("Delete", event.GetPosition())
+                wx.CallAfter(self.RefreshModel)
         event.Skip()
     
     def OnDoDrop(self, event):
@@ -506,7 +509,6 @@
                 self.AutoCompSetIgnoreCase(True)
                 self.AutoCompShow(len(words[-1]), " ".join(kw))
         else:
-            wx.CallAfter(self.RefreshModel)
             event.Skip()
 
     def OnKillFocus(self, event):