(SharpTreeView) fix NRE

icsharpcode · Mar 7, 2015 · a82bf9a · a82bf9a
1 parent daf973b
commit a82bf9a
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/SharpTreeView/SharpTreeView.cs b/SharpTreeView/SharpTreeView.cs
@@ -164,7 +164,8 @@ void UpdateFocusedNode(List<SharpTreeNode> newSelection, int topSelectedIndex)
 				// if we removed all selected nodes, then move the focus to the node 
 				// preceding the first of the old selected nodes
 				SelectedIndex = topSelectedIndex;
-				FocusNode((SharpTreeNode)SelectedItem);
+				if (SelectedItem != null)
+					FocusNode((SharpTreeNode)SelectedItem);
 			}
 		}