/// <summary>
/// Awakes from nib.
/// </summary>
public override void AwakeFromNib()
{
base.AwakeFromNib();
_timer = new Timer(timer_Tick, null, -1, -1);
_value = Constants.TopologyTimeout;
_oldView = DetailViewController.View;
DetailView.AddSubview(_oldView);
TreeView.OutlineTableColumn.DataCell = new NSBrowserCell();
}