69 lines
2.4 KiB
C++
69 lines
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include <svl/svldllapi.h>
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#include <svl/whichranges.hxx>
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#include <svl/itemset.hxx>
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class SfxPoolItem;
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enum class SfxItemState;
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/**
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* Iterates over the which ids and the pool items arrays together (which are stored in parallel arrays).
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* Primarily so that we can call GetItemSet on the SfxItemSet and pass in a hint, which avoids
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* searching the array the SfxItemSet, which speeds up GetItemState greatly.
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*/
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class SVL_DLLPUBLIC SfxWhichIter
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{
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const SfxItemSet& m_rItemSet;
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const WhichPair* m_pCurrentWhichPair;
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sal_uInt16 m_nOffsetFromStartOfCurrentWhichPair;
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public:
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SfxWhichIter(const SfxItemSet& rSet)
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: m_rItemSet(rSet)
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, m_pCurrentWhichPair(rSet.m_aWhichRanges.begin())
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, m_nOffsetFromStartOfCurrentWhichPair(0)
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{
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}
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sal_uInt16 GetCurWhich() const;
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sal_uInt16 NextWhich();
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sal_uInt16 FirstWhich();
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SfxItemState GetItemState(bool bSrchInParent = true, const SfxPoolItem** ppItem = nullptr) const
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{
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const sal_uInt16 nWhich(GetCurWhich());
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if (0 == nWhich)
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return SfxItemState::UNKNOWN;
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return m_rItemSet.GetItemState_ForWhichID(SfxItemState::UNKNOWN, nWhich, bSrchInParent,
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ppItem);
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}
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void ClearItem()
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{
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const sal_uInt16 nWhich(GetCurWhich());
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if (0 == nWhich)
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return;
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const_cast<SfxItemSet&>(m_rItemSet).ClearSingleItem_ForWhichID(nWhich);
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}
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};
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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