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.. _wx.dataview.DataViewModelNotifier:

==========================================================================================================================================
|phoenix_title|  **wx.dataview.DataViewModelNotifier**
==========================================================================================================================================

A :ref:`wx.dataview.DataViewModelNotifier`  instance is owned by a :ref:`wx.dataview.DataViewModel`  and mirrors its notification interface. 
         

See the documentation of that class for further information. 









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|class_hierarchy| Class Hierarchy
=================================

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   Inheritance diagram for class <strong>DataViewModelNotifier</strong>:
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|method_summary| Methods Summary
================================

================================================================================ ================================================================================
:meth:`~wx.dataview.DataViewModelNotifier.__init__`                              Constructor.
:meth:`~wx.dataview.DataViewModelNotifier.Cleared`                               Called by owning model.
:meth:`~wx.dataview.DataViewModelNotifier.GetOwner`                              Get owning :ref:`wx.dataview.DataViewModel`.
:meth:`~wx.dataview.DataViewModelNotifier.ItemAdded`                             Called by owning model.
:meth:`~wx.dataview.DataViewModelNotifier.ItemChanged`                           Called by owning model.
:meth:`~wx.dataview.DataViewModelNotifier.ItemDeleted`                           Called by owning model.
:meth:`~wx.dataview.DataViewModelNotifier.ItemsAdded`                            Called by owning model.
:meth:`~wx.dataview.DataViewModelNotifier.ItemsChanged`                          Called by owning model.
:meth:`~wx.dataview.DataViewModelNotifier.ItemsDeleted`                          Called by owning model.
:meth:`~wx.dataview.DataViewModelNotifier.Resort`                                Called by owning model.
:meth:`~wx.dataview.DataViewModelNotifier.SetOwner`                              Set owner of this notifier.
:meth:`~wx.dataview.DataViewModelNotifier.ValueChanged`                          Called by owning model.
================================================================================ ================================================================================


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|property_summary| Properties Summary
=====================================

================================================================================ ================================================================================
:attr:`~wx.dataview.DataViewModelNotifier.Owner`                                 See :meth:`~wx.dataview.DataViewModelNotifier.GetOwner` and :meth:`~wx.dataview.DataViewModelNotifier.SetOwner`
================================================================================ ================================================================================


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|api| Class API
===============


.. class:: wx.dataview.DataViewModelNotifier(object)

   **Possible constructors**::

       DataViewModelNotifier() -> None
       
   
   A DataViewModelNotifier instance is owned by a DataViewModel and
   mirrors its notification interface.



   .. method:: __init__(self)

      Constructor. 
                 

      :rtype: `None`     








   .. method:: Cleared(self)

      Called by owning model. 
                 

      :rtype: `bool`








   .. method:: GetOwner(self)

      Get owning :ref:`wx.dataview.DataViewModel`. 
                 

      :rtype: :ref:`wx.dataview.DataViewModel`








   .. method:: ItemAdded(self, parent : DataViewItem, item : DataViewItem)

      Called by owning model. 
                 


                


      :param `parent`: 
      :type `parent`: wx.dataview.DataViewItem
      :param `item`: 
      :type `item`: wx.dataview.DataViewItem




      :rtype: `bool`







      :returns: 

         Always return ``True`` from this function in derived classes.   








   .. method:: ItemChanged(self, item : DataViewItem)

      Called by owning model. 
                 


                


      :param `item`: 
      :type `item`: wx.dataview.DataViewItem




      :rtype: `bool`







      :returns: 

         Always return ``True`` from this function in derived classes.   








   .. method:: ItemDeleted(self, parent : DataViewItem, item : DataViewItem)

      Called by owning model. 
                 


                


      :param `parent`: 
      :type `parent`: wx.dataview.DataViewItem
      :param `item`: 
      :type `item`: wx.dataview.DataViewItem




      :rtype: `bool`







      :returns: 

         Always return ``True`` from this function in derived classes.   








   .. method:: ItemsAdded(self, parent : DataViewItem, items : DataViewItemArray)

      Called by owning model. 
                 


                


      :param `parent`: 
      :type `parent`: wx.dataview.DataViewItem
      :param `items`: 
      :type `items`: DataViewItemArray




      :rtype: `bool`







      :returns: 

         Always return ``True`` from this function in derived classes.   








   .. method:: ItemsChanged(self, items : DataViewItemArray)

      Called by owning model. 
                 


                


      :param `items`: 
      :type `items`: DataViewItemArray




      :rtype: `bool`







      :returns: 

         Always return ``True`` from this function in derived classes.   








   .. method:: ItemsDeleted(self, parent : DataViewItem, items : DataViewItemArray)

      Called by owning model. 
                 


                


      :param `parent`: 
      :type `parent`: wx.dataview.DataViewItem
      :param `items`: 
      :type `items`: DataViewItemArray




      :rtype: `bool`







      :returns: 

         Always return ``True`` from this function in derived classes.   








   .. method:: Resort(self)

      Called by owning model. 
                 

      :rtype: `None`     








   .. method:: SetOwner(self, owner : DataViewModel)

      Set owner of this notifier. 
                 

      Used internally. 
                 


      :param `owner`: 
      :type `owner`: wx.dataview.DataViewModel




      :rtype: `None`     








   .. method:: ValueChanged(self, item : DataViewItem, col : int)

      Called by owning model. 
                 


                


      :param `item`: 
      :type `item`: wx.dataview.DataViewItem
      :param `col`: 
      :type `col`: int




      :rtype: `bool`







      :returns: 

         Always return ``True`` from this function in derived classes.   








   .. attribute:: Owner

      See :meth:`~wx.dataview.DataViewModelNotifier.GetOwner` and :meth:`~wx.dataview.DataViewModelNotifier.SetOwner`