protected override IList <int> GetDescendantsThatHaveChildren(int id)
{
if (m_FrameDataView == null || !m_FrameDataView.valid)
{
return(new List <int>());
}
var children = new List <int>();
m_FrameDataView.GetItemDescendantsThatHaveChildren(id, children);
return(children);
}