this(label, text, maxSize, constraints, availableChoices, allowFreeTextEntry, null);
this(label, text, maxSize, constraints, availableChoices, allowFreeTextEntry, false, ';', null);
	public ChoiceTextField(String label, String text, int maxSize, int constraints, String[] availableChoices, boolean allowFreeTextEntry) {		this(label, text, maxSize, constraints, availableChoices, allowFreeTextEntry, null);	}