protected void outputEnumItemsAsConstants(
      List<EnumItemResult> results,
      DeclarationsHolder out,
      Signatures signatures,
      Identifier libraryClassName,
      boolean hasEnumClass) {

    for (EnumItemResult er : results) {
      try {
        if (er.errorElement != null) {
          out.addDeclaration(er.errorElement);
          continue;
        }
        String itemName =
            result.typeConverter.getValidJavaIdentifierString(ident(er.originalItem.getName()));
        Declaration ct =
            outputConstant(
                itemName,
                result.typeConverter.convertExpressionToJava(
                    er.unconvertedValue, libraryClassName, true),
                signatures,
                er.originalItem,
                "enum item",
                libraryClassName,
                hasEnumClass,
                true,
                true,
                true);
        if (!result.config.noComments)
          if (ct != null && hasEnumClass) {
            String c = ct.getCommentBefore();
            ct.setCommentBefore(er.originalItem.getCommentBefore());
            ct.addToCommentBefore(c);
          }
        out.addDeclaration(ct);
      } catch (Exception ex) {
        out.addDeclaration(skipDeclaration(er.originalItem, ex.toString()));
      }
    }
  }
  public void convertFunction(
      Function function,
      Signatures signatures,
      boolean isCallback,
      final DeclarationsHolder out,
      final Identifier libraryClassName,
      int iConstructor) {
    if (result.config.functionsAccepter != null && !result.config.functionsAccepter.adapt(function))
      return;

    // if (function.findParentOfType(Template))
    String library = result.getLibrary(function);
    Identifier functionName = function.getName();
    boolean isMethod = function.getParentElement() instanceof Struct;
    if (functionName == null || isCallback) {
      if (function.getParentElement() instanceof FunctionSignature)
        functionName = ident(result.config.callbackInvokeMethodName);
      else return;
    }
    if (function.getParentElement() instanceof FriendDeclaration) return;

    String n = functionName.toString();
    if (n.contains("<") || n.startsWith("~")) return;

    if (result.config.beautifyNames) functionName = ident(result.typeConverter.beautify(n, false));

    functionName = result.typeConverter.getValidJavaMethodName(functionName);
    if (functionName == null) return;

    // if (functionName.equals("operator"))
    //    functionName

    String sig = function.computeSignature(SignatureType.JavaStyle);

    DeclarationsHolder objOut =
        result.config.reification && !isCallback && !isMethod
            ? new DeclarationsHolder() {

              @Override
              public void addDeclaration(Declaration d) {
                out.addDeclaration(d);
                if (d instanceof Function) {
                  Function f = (Function) d;
                  List<Arg> args = f.getArgs();
                  List<TypeRef> trs = new ArrayList<TypeRef>(2);
                  trs.add(f.getValueType());
                  if (!args.isEmpty()) trs.add(args.get(0).getValueType());

                  for (TypeRef tr : trs) {
                    if (tr instanceof SimpleTypeRef) {
                      Identifier id = ((SimpleTypeRef) tr).getName();
                      if (result.isFakePointer(id)) {
                        result.addFunctionReifiableInFakePointer(id, libraryClassName, f);
                      }
                    }
                  }
                }
              }

              @Override
              public List<Declaration> getDeclarations() {
                return out.getDeclarations();
              }
            }
            : out;

    try {
      convertFunction(
          function,
          signatures,
          isCallback,
          objOut,
          libraryClassName,
          sig,
          functionName,
          library,
          iConstructor);
    } catch (UnsupportedConversionException ex) {
      Declaration d = skipDeclaration(function);
      if (d != null) {
        d.addToCommentBefore(ex.toString());
        out.addDeclaration(d);
      }
    }
  }