private new void ControlsToData()
{
if (_limit == null)
_limit = new PathSignalDelay();
base.ControlsToData();
PathSignalDelay delay = _limit as PathSignalDelay;
if (delay != null)
{
delay.inputPort = edtInputPort.GetValue<string>();
delay.outputPort = edtOutputPort.GetValue<string>();
delay.Frequency = edtFrequency.Tag as Limit;
}
}