--- a/Beremiz.py	Tue Sep 11 17:27:45 2007 +0200
+++ b/Beremiz.py	Tue Sep 11 17:29:27 2007 +0200
@@ -358,10 +358,25 @@
         root = self.PluginTree.GetRootItem()
         if not root.IsOk():
             root = self.PluginTree.AddRoot(infos["name"])
+        last_selected = self.GetSelectedPluginName()
         self.GenerateTreeBranch(root, infos, True)
         self.PluginTree.Expand(self.PluginTree.GetRootItem())
+        self.SelectedPluginByName(root,last_selected)
         self.RefreshPluginParams()
 
+    def SelectedPluginByName(self, root, name):
+        toks = name.split('.',1)
+        item, root_cookie = self.PluginTree.GetFirstChild(root)
+        while item.IsOk():
+            if self.PluginTree.GetPyData(item) == toks[0]:
+                if len(toks)>1:
+                    return self.SelectedPluginByName(item, toks[1])
+                else:
+                    self.PluginTree.SelectItem(item, True)
+                    return True
+            item, root_cookie = self.PluginTree.GetNextChild(root, root_cookie)
+        return False
+
     def GenerateTreeBranch(self, root, infos, first = False):
         to_delete = []
         self.PluginTree.SetItemText(root, infos["name"])
@@ -380,18 +395,27 @@
         for item in to_delete:
             self.PluginTree.Delete(item)
 
-    def GetSelectedPlugin(self):
+    def GetSelectedPluginName(self):
         selected = self.PluginTree.GetSelection()
         if not selected.IsOk():
             return None
         if selected == self.PluginTree.GetRootItem():
+            return ""
+        else:
+            name = self.PluginTree.GetPyData(selected)
+            item = self.PluginTree.GetItemParent(selected)
+            while item.IsOk() and item != self.PluginTree.GetRootItem():
+                name = "%s.%s"%(self.PluginTree.GetPyData(item), name)
+                item = self.PluginTree.GetItemParent(item)
+            return name
+
+    def GetSelectedPlugin(self):
+        name = self.GetSelectedPluginName()
+        if not name:
+            return None
+        elif name == "":
             return self.PluginRoot
         else:
-            name = self.PluginTree.GetItemText(selected)
-            item = self.PluginTree.GetItemParent(selected)
-            while item.IsOk() and item != self.PluginTree.GetRootItem():
-                name = "%s.%s"%(self.PluginTree.GetItemText(item), name)
-                item = self.PluginTree.GetItemParent(item)
             return self.PluginRoot.GetChildByName(name)
 
     def OnPluginTreeItemSelected(self, event):