include/svl/itemiter.hxx

   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 #ifndef INCLUDED_SVL_ITEMITER_HXX
  20 #define INCLUDED_SVL_ITEMITER_HXX
  21
  22 #include <svl/svldllapi.h>
  23 #include <svl/itemset.hxx>
  24
  25 class SfxPoolItem;
  26
  27 class SVL_DLLPUBLIC SfxItemIter
  28 {
  29     const SfxItemSet&   m_rSet;
  30     sal_uInt16 m_nStart;
  31     sal_uInt16 m_nEnd;
  32     sal_uInt16 m_nCurrent;
  33
  34 public:
  35     SfxItemIter( const SfxItemSet& rSet );
  36     ~SfxItemIter();
  37
  38     /// get item, or null if no items
  39     const SfxPoolItem* FirstItem()
  40     {
  41         m_nCurrent = m_nStart;
  42         return m_rSet.m_nCount ? *(m_rSet.m_pItems.get() + m_nCurrent) : nullptr;
  43     }
  44     const SfxPoolItem* GetCurItem() const
  45     {
  46         return m_rSet.m_nCount ? *(m_rSet.m_pItems.get() + m_nCurrent) : nullptr;
  47     }
  48     const SfxPoolItem* NextItem();
  49
  50     bool       IsAtEnd()     const { return m_nCurrent == m_nEnd; }
  51
  52     sal_uInt16 GetCurPos()   const { return m_nCurrent; }
  53     sal_uInt16 GetFirstPos() const { return m_nStart; }
  54     sal_uInt16 GetLastPos()  const { return m_nEnd; }
  55 };
  56
  57 #endif
  58
  59 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */