//--------------------------------------------------------------------------------------------------
public override void Stop()
{
InteractiveContext.Current.PropertyPanelManager?.RemovePanel(_Panel);
_Panel = null;
}
//--------------------------------------------------------------------------------------------------
public override void Start()
{
_Panel = PropertyPanel.CreatePanel <DatumPlanePropertyPanel>(Entity);
InteractiveContext.Current.PropertyPanelManager?.AddPanel(_Panel, PropertyPanelSortingKey.Body);
}