if (!fTypeListInitialized) { return; }
	public void addFromListSelected(boolean selected) {		fTypeList.setEnabled(selected);		if (selected) {			if (!fTypeListInitialized) {				initializeTypeList();			}			fTypeList.addSelectionListener(fListListener);			validateListSelection();		} else			fTypeList.removeSelectionListener(fListListener);	}