public virtual void OnFocuserValueChanged(FocuserValueChangedEventArgs e)
{
if (FocuserValueChanged != null)
{
FocuserValueChanged(this, e);
}
}
private void FocuserValueChanged(object sender, FocuserValueChangedEventArgs e)
{
//this.textBoxCurrentPosition.Text = e.NewValue.ToString();
SetCurrentPosition(e.NewValue);
}