public TriggerPropertyForm()
{
InitializeComponent();
cmbEdgeDetection.Items.AddRange( Enum.GetNames(typeof (DigitalEdge)));
cmbLevelDetection.Items.AddRange(Enum.GetNames(typeof(DigitalLevel)));
cmbPulseUnits.Items.AddRange(Enum.GetNames(typeof(PulseUnits)));
cmbLevelUnits.Items.AddRange(Enum.GetNames(typeof(LevelUnits)));
ResetComboBoxes();
gbAnalogTrigger.Enabled = false;
gbDigitalTrigger.Enabled = false;
Validating += TriggerPropertyForm_Validating;
}