public void EditingHuman(object humanObj)
{
// Remove the old human.
Human oldHuman = (Human)humanObj;
int index = Humans.GetHumanIndex(oldHuman);
Humans.RemoveHuman(oldHuman);
// Update the old human.
Humans.AddHuman(HumanNameToEdit, HumanSurnameToEdit, HumanSexToEdit, HumanAgeToEdit);
}
public void AddingHuman(object parameter)
{
Humans.AddHuman(HumanNameToAdd, HumanSurnameToAdd, HumanSexToAdd, HumanAgeToAdd);
}