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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <svl/itemiter.hxx>
#include <svl/itemset.hxx>
SfxItemIter::SfxItemIter(const SfxItemSet& rItemSet)
: m_rSet(rItemSet)
{
if (!m_rSet.m_nCount)
{
m_nStart = 0;
m_nEnd = 0;
}
else
{
SfxPoolItem const** ppFnd = m_rSet.m_ppItems;
// Find the first Item that is set
for (m_nStart = 0; !*(ppFnd + m_nStart); ++m_nStart)
; // empty loop
if (1 < m_rSet.Count())
for (m_nEnd = m_rSet.TotalCount(); !*(ppFnd + --m_nEnd);)
; // empty loop
else
m_nEnd = m_nStart;
}
m_nCurrent = m_nStart;
}
// Precondition : m_nCurrent < m_nEnd
const SfxPoolItem* SfxItemIter::ImplNextItem()
{
SfxPoolItem const** ppFnd = m_rSet.m_ppItems;
do
{
m_nCurrent++;
} while (m_nCurrent < m_nEnd && !*(ppFnd + m_nCurrent));
return *(ppFnd + m_nCurrent);
}
SfxItemState SfxItemIter::GetItemState(bool bSrchInParent, const SfxPoolItem** ppItem) const
{
// we have the offset, so use it to profit. It is always valid, so no need
// to check if smaller than TotalCount()
SfxItemState eState(m_rSet.GetItemState_ForOffset(m_nCurrent, ppItem));
// search in parent?
if (bSrchInParent && nullptr != m_rSet.GetParent()
&& (SfxItemState::UNKNOWN == eState || SfxItemState::DEFAULT == eState))
{
// nOffset was only valid for *local* SfxItemSet, need to continue with WhichID
const sal_uInt16 nWhich(m_rSet.GetWhichByOffset(m_nCurrent));
eState = m_rSet.GetParent()->GetItemState_ForWhichID(eState, nWhich, true, ppItem);
}
return eState;
}
void SfxItemIter::ClearItem()
{
// we have the offset, so use it to profit. It is always valid, so no need
// to check if smaller than TotalCount()
const_cast<SfxItemSet&>(m_rSet).ClearSingleItem_ForOffset(m_nCurrent);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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