private void ControlsToData()
{
_testStationDescriptionInstruments = null;
if (lvList.Items.Count > 0)
{
_testStationDescriptionInstruments = new List<TestStationDescriptionInstrument>();
foreach (ListViewItem lvi in lvList.Items)
{
var obj = (TestStationDescriptionInstrument)lvi.Tag;
_testStationDescriptionInstruments.Add(obj);
}
}
}