/************************
  * Create New User Tab *
  * *********************/
 private void CreateNewUserButton_MouseClick(object sender, MouseEventArgs e)
 {
     personCreated = new Person(FirstNameEntry.Text, LastNameEntry.Text, "", null);
     if (!DBUserInterface.Instance.VerifyExistence(personCreated))
     {
         Step2GroupBox.Visible = true;
     }
     else
     {
         MessageBox.Show("This user already exists");
     }
 }
 public void Save(Person p)
 {
     personList.Add(p);
 }
 public bool VerifyExistence(Person p)
 {
     return personList.Contains(p);
 }
 public bool ReadCard(int cardNum, CardReaderPanel panel)
 {
     Card c = DoorAccessController.Instance.ValidateCard(cardNum);
     if (activityMode && c != null) {
         curPerson = IdentifyPerson(c);
         attempts = 0;
         return true;
     }
     return false;
 }