public override void OnDestroy()
{
_window = null;
_dragAssets = null;
_dragActorType = null;
_dragHandlers?.Clear();
_dragHandlers = null;
base.OnDestroy();
}
/// <inheritdoc />
public override void OnDestroy()
{
_dragAssets = null;
_dragActorType = null;
_dragHandlers?.Clear();
_dragHandlers = null;
_tree = null;
_searchBox = null;
base.OnDestroy();
}