How to: Configure Highlighting and Selection
To specify end-user permissions, use the TreeMapControl.SelectionMode and TreeMapControl.EnableHighlighting properties.
Note
A complete sample project is available at https://github.com/DevExpress-Examples/how-to-configure-tree-map-end-user-interaction-permissions-t309113.
<dxtm:TreeMapControl Grid.Column="0"
EnableHighlighting="{Binding ElementName=chkHighlighting, Path=IsChecked}"
SelectionMode="{Binding ElementName=cbSelectionMode, Path=SelectedValue}">
</dxtm:TreeMapControl>