Added the TreeListBox.FilterApplied event that is raised after the current filtering state has been applied to all of the control's items, generally occurring when DataFilter is changed, or filtering is enabled or disabled.
Added a TreeListBoxItemAdapter.GetAbsolutePath method that can be implemented to improve performance in large trees when searching for a tree node.
Added the TreeListBoxItemAdapter.GetDefaultActionCommand method and updated the sample TreeNodeModel to properly support default action commands.
Improved TreeListBox item focus tracking in response to selection changes.
Improved TreeListBox when filtering with DataFilterResult.IncludedWithDescendants to only ensure items included by the filter are made visible via expansion, instead of all descendants.
Updated TreeListBox logic for handling selection change cancellations.