Merge pull request #795 from RobinD42/fix-issue794

Fix possible ref-counting issues in DataViewCtrl

demo/DVC_DataViewModel.py

@@ -245,11 +245,15 @@ class TestPanel(wx.Panel):
         # Create an instance of our model...
         if model is None:
             self.model = MyTreeListModel(data, log)
+            newModel = True # it's a new instance so we need to decref it below
         else:
             self.model = model
+            newModel = False
 
         # Tell the DVC to use the model
         self.dvc.AssociateModel(self.model)
+        if newModel:
+            self.model.DecRef()
 
         # Define the columns that we want in the view.  Notice the
         # parameter which tells the view which column in the data model to pull

docs/sphinx/rest_substitutions/snippets/python/converted/wx.dataview.DataViewModel.2.py

@@ -1,6 +1,4 @@
 
-            musicCtrl = wx.dataview.DataViewCtrl(self, wx.ID_ANY)
-            musicModel = MyMusicModel()
-            musicCtrl.AssociateModel(musicModel.get())
+    ### wxPython does not provide wrappers for wxObjectDataPtr
+
 
-            # add columns now