129 lines
4.7 KiB
C++
129 lines
4.7 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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#include "oox/helper/containerhelper.hxx"
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#include <com/sun/star/container/XIndexContainer.hpp>
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#include <com/sun/star/container/XNameContainer.hpp>
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#include <com/sun/star/lang/XMultiServiceFactory.hpp>
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#include <com/sun/star/uno/XComponentContext.hpp>
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#include <osl/diagnose.h>
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#include <rtl/ustrbuf.hxx>
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#include "oox/helper/helper.hxx"
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namespace oox {
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using namespace ::com::sun::star::container;
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using namespace ::com::sun::star::lang;
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using namespace ::com::sun::star::uno;
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namespace {
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struct ValueRangeComp
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{
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inline bool operator()( const ValueRange& rLHS, const ValueRange& rRHS ) const
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{
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return rLHS.mnLast < rRHS.mnFirst;
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}
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};
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} // namespace
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void ValueRangeSet::insert( const ValueRange& rRange )
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{
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// find the first range that contains or follows the starting point of the passed range
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ValueRangeVector::iterator aBeg = maRanges.begin();
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ValueRangeVector::iterator aEnd = maRanges.end();
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ValueRangeVector::iterator aIt = ::std::lower_bound( aBeg, aEnd, rRange, ValueRangeComp() );
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// nothing to do if found range contains passed range
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if( (aIt != aEnd) && aIt->contains( rRange ) ) return;
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// check if previous range can be used to merge with the passed range
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if( (aIt != aBeg) && ((aIt - 1)->mnLast + 1 == rRange.mnFirst) ) --aIt;
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// check if current range (aIt) can be used to merge with passed range
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if( (aIt != aEnd) && aIt->intersects( rRange ) )
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{
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// set new start value to existing range
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aIt->mnFirst = ::std::min( aIt->mnFirst, rRange.mnFirst );
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// search first range that cannot be merged anymore (aNext)
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ValueRangeVector::iterator aNext = aIt + 1;
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while( (aNext != aEnd) && aNext->intersects( rRange ) ) ++aNext;
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// set new end value to existing range
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aIt->mnLast = ::std::max( (aNext - 1)->mnLast, rRange.mnLast );
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// remove ranges covered by new existing range (aIt)
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maRanges.erase( aIt + 1, aNext );
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}
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else
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{
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// merging not possible: insert new range
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maRanges.insert( aIt, rRange );
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}
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}
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OUString ContainerHelper::getUnusedName(
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const Reference< XNameAccess >& rxNameAccess, const OUString& rSuggestedName,
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sal_Unicode cSeparator )
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{
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OSL_ENSURE( rxNameAccess.is(), "ContainerHelper::getUnusedName - missing XNameAccess interface" );
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OUString aNewName = rSuggestedName;
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sal_Int32 nIndex = -1;
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while( rxNameAccess->hasByName( aNewName ) )
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aNewName = OUStringBuffer( rSuggestedName ).append( cSeparator ).append( nIndex++ ).makeStringAndClear();
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return aNewName;
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}
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bool ContainerHelper::insertByName(
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const Reference< XNameContainer >& rxNameContainer,
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const OUString& rName, const Any& rObject )
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{
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OSL_ENSURE( rxNameContainer.is(), "ContainerHelper::insertByName - missing XNameContainer interface" );
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bool bRet = false;
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try
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{
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if( rxNameContainer->hasByName( rName ) )
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rxNameContainer->replaceByName( rName, rObject );
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else
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rxNameContainer->insertByName( rName, rObject );
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bRet = true;
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}
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catch( Exception& )
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{
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}
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OSL_ENSURE( bRet, "ContainerHelper::insertByName - cannot insert object" );
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return bRet;
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}
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OUString ContainerHelper::insertByUnusedName(
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const Reference< XNameContainer >& rxNameContainer,
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const OUString& rSuggestedName, sal_Unicode cSeparator,
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const Any& rObject )
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{
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OSL_ENSURE( rxNameContainer.is(), "ContainerHelper::insertByUnusedName - missing XNameContainer interface" );
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// find an unused name
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OUString aNewName = getUnusedName( rxNameContainer, rSuggestedName, cSeparator );
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// insert the new object and return its resulting name
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insertByName( rxNameContainer, aNewName, rObject );
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return aNewName;
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}
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} // namespace oox
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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