@Override
	public void fieldOptionsChanged(Options options, String optionName, Object oldValue,
			Object newValue) {
		if (optionName.equals(DISPLAY_FUNCTION_LABEL)) {
			displayFunctionLabel = ((Boolean) newValue).booleanValue();
			model.update();
		}
		else if (optionName.equals(NAMESPACE_OPTIONS)) {
			setupNamespaceOptions(options);
			model.update();
		}
	}
Constructor
@param model the model that the field belongs to.
@param hlProvider the HightLightStringProvider.
@param displayOptions the Options for display properties.
@param fieldOptions the Options for field specific properties.
Ghidra/Features/Base/src/main/java/ghidra/app/util/viewer/field/LabelFieldFactory.java