winaccessibility/source/service/ResIDGenerator.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include "ResIDGenerator.hxx"
  21
  22 #include <cassert>
  23
  24 ResIDGenerator::~ResIDGenerator()
  25 {
  26 }
  27
  28 /**
  29    * SubList stores those IDs that were ever generated and deleted, the method
  30    * return the ID from subList first if subList is not empty,else return ++max.
  31    * Add the obsolete IDs by calling SetSub method
  32    *
  33    * @param
  34    * @return  new resource ID.
  35    */
  36 long ResIDGenerator::GenerateNewResID()
  37 {
  38     if (!subList.empty())
  39     {
  40         long nRes = *(subList.begin());
  41         subList.pop_front();
  42         return nRes;
  43     }
  44     assert(max < LONG_MAX);
  45     return -(++max);
  46 }
  47
  48 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */