+static gboolean
+wxdataview_test_expand_row_callback( GtkTreeView* treeview, GtkTreeIter* iter,
+ GtkTreePath *path, wxDataViewCtrl *dv )
+{
+ wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, dv->GetId() );
+
+ wxDataViewItem item( (void*) iter->user_data );;
+ event.SetItem( item );
+ event.SetModel( dv->GetModel() );
+ dv->GetEventHandler()->ProcessEvent( event );
+
+ return !event.IsAllowed();
+}
+
+static void
+wxdataview_row_expanded_callback( GtkTreeView* treeview, GtkTreeIter* iter,
+ GtkTreePath *path, wxDataViewCtrl *dv )
+{
+ wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED, dv->GetId() );
+
+ wxDataViewItem item( (void*) iter->user_data );;
+ event.SetItem( item );
+ event.SetModel( dv->GetModel() );
+ dv->GetEventHandler()->ProcessEvent( event );
+}
+
+static gboolean
+wxdataview_test_collapse_row_callback( GtkTreeView* treeview, GtkTreeIter* iter,
+ GtkTreePath *path, wxDataViewCtrl *dv )
+{
+ wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING, dv->GetId() );
+
+ wxDataViewItem item( (void*) iter->user_data );;
+ event.SetItem( item );
+ event.SetModel( dv->GetModel() );
+ dv->GetEventHandler()->ProcessEvent( event );
+
+ return !event.IsAllowed();
+}
+
+static void
+wxdataview_row_collapsed_callback( GtkTreeView* treeview, GtkTreeIter* iter,
+ GtkTreePath *path, wxDataViewCtrl *dv )
+{
+ wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED, dv->GetId() );
+
+ wxDataViewItem item( (void*) iter->user_data );;
+ event.SetItem( item );
+ event.SetModel( dv->GetModel() );
+ dv->GetEventHandler()->ProcessEvent( event );
+}
+