private void fillFiltersTree()
{
foreach (var node in treeViewFilter.Nodes[0].Nodes.Cast <TreeNode>().ToArray())
{
node.Remove();
}
imageListStates.Images.Clear();
imageListStates.Images.Add(@"Root", Resources.Servers);
treeViewFilter.Nodes[0].ImageKey = @"Root";
treeViewFilter.Nodes[0].SelectedImageKey = @"Root";
var statuses = Enum.GetValues(typeof(ELinkStatus)).Cast <ELinkStatus>().
GroupBy(HostViewModel.GetStatusText).ToArray();
foreach (var status in statuses)
{
imageListStates.Images.Add(status.Key, HostViewModel.GetStatusIcon(status.First()));
}
var nodes = statuses.Select(g => new TreeNode(g.Key, imageListStates.Images.IndexOfKey(g.Key),
imageListStates.Images.IndexOfKey(g.Key))
{
Tag = g.ToArray()
}).ToArray();
treeViewFilter.Nodes[0].Nodes.AddRange(nodes);
treeViewFilter.ExpandAll();
treeViewFilter.SelectedNode = treeViewFilter.Nodes[0];
}