private void SetShowGroups()
{
treeList1.BeginUpdate();
treeList1.Nodes.Clear();
foreach (TypeLabel item in LabelData.GetLabelToEquipment(index).OrderByDescending(t => t.Name))
{
TreeListNode ParentNode = treeList1.AppendNode(null, null);
ParentNode.SetValue(treeList1.Columns[0], item.Name);
ParentNode.Tag = item.Id;
foreach (VideoLabel equip in item.Labels)
{
TreeListNode tree = ParentNode.Nodes.Add("");
tree.SetValue(treeList1.Columns[0], equip.Name);
tree.Tag = equip.Id;
}
}
treeList1.EndUpdate();
treeList1.ExpandAll();
}
