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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#include "oox/helper/containerhelper.hxx"
#include <com/sun/star/container/XIndexContainer.hpp>
#include <com/sun/star/container/XNameContainer.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <rtl/ustrbuf.hxx>
#include "oox/helper/helper.hxx"
namespace oox {
// ============================================================================
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::uno;
using ::rtl::OUString;
using ::rtl::OUStringBuffer;
// ============================================================================
namespace {
struct ValueRangeComp
{
inline bool operator()( const ValueRange& rRange, sal_Int32 nValue ) const { return rRange.mnLast < nValue; }
};
} // namespace
// ----------------------------------------------------------------------------
void ValueRangeSet::insert( const ValueRange& rRange )
{
// find the first range that contains or follows the starting point of the passed range
ValueRangeVector::iterator aBeg = maRanges.begin();
ValueRangeVector::iterator aEnd = maRanges.end();
ValueRangeVector::iterator aIt = ::std::lower_bound( aBeg, aEnd, rRange.mnFirst, ValueRangeComp() );
// nothing to do if found range contains passed range
if( (aIt != aEnd) && aIt->contains( rRange ) ) return;
// check if previous range can be used to merge with the passed range
if( (aIt != aBeg) && ((aIt - 1)->mnLast + 1 == rRange.mnFirst) ) --aIt;
// check if current range (aIt) can be used to merge with passed range
if( (aIt != aEnd) && aIt->intersects( rRange ) )
{
// set new start value to existing range
aIt->mnFirst = ::std::min( aIt->mnFirst, rRange.mnFirst );
// search first range that cannot be merged anymore (aNext)
ValueRangeVector::iterator aNext = aIt + 1;
while( (aNext != aEnd) && aNext->intersects( rRange ) ) ++aNext;
// set new end value to existing range
aIt->mnLast = ::std::max( (aNext - 1)->mnLast, rRange.mnLast );
// remove ranges covered by new existing range (aIt)
maRanges.erase( aIt + 1, aNext );
}
else
{
// merging not possible: insert new range
maRanges.insert( aIt, rRange );
}
}
ValueRangeVector ValueRangeSet::getIntersection( const ValueRange& rRange ) const
{
ValueRangeVector aRanges;
// find the range that contains nFirst or the first range that follows nFirst
ValueRangeVector::const_iterator aIt = ::std::lower_bound( maRanges.begin(), maRanges.end(), rRange.mnFirst, ValueRangeComp() );
for( ValueRangeVector::const_iterator aEnd = maRanges.end(); (aIt != aEnd) && (aIt->mnFirst <= rRange.mnLast); ++aIt )
aRanges.push_back( ValueRange( ::std::max( aIt->mnFirst, rRange.mnFirst ), ::std::min( aIt->mnLast, rRange.mnLast ) ) );
return aRanges;
}
// ============================================================================
Reference< XIndexContainer > ContainerHelper::createIndexContainer( const Reference< XComponentContext >& rxContext )
{
Reference< XIndexContainer > xContainer;
if( rxContext.is() ) try
{
Reference< XMultiServiceFactory > xFactory( rxContext->getServiceManager(), UNO_QUERY_THROW );
xContainer.set( xFactory->createInstance( CREATE_OUSTRING( "com.sun.star.document.IndexedPropertyValues" ) ), UNO_QUERY_THROW );
}
catch( Exception& )
{
}
OSL_ENSURE( xContainer.is(), "ContainerHelper::createIndexContainer - cannot create container" );
return xContainer;
}
bool ContainerHelper::insertByIndex(
const Reference< XIndexContainer >& rxIndexContainer,
sal_Int32 nIndex, const Any& rObject )
{
OSL_ENSURE( rxIndexContainer.is(), "ContainerHelper::insertByIndex - missing XIndexContainer interface" );
bool bRet = false;
try
{
rxIndexContainer->insertByIndex( nIndex, rObject );
bRet = true;
}
catch( Exception& )
{
}
OSL_ENSURE( bRet, "ContainerHelper::insertByIndex - cannot insert object" );
return bRet;
}
Reference< XNameContainer > ContainerHelper::createNameContainer( const Reference< XComponentContext >& rxContext )
{
Reference< XNameContainer > xContainer;
if( rxContext.is() ) try
{
Reference< XMultiServiceFactory > xFactory( rxContext->getServiceManager(), UNO_QUERY_THROW );
xContainer.set( xFactory->createInstance( CREATE_OUSTRING( "com.sun.star.document.NamedPropertyValues" ) ), UNO_QUERY_THROW );
}
catch( Exception& )
{
}
OSL_ENSURE( xContainer.is(), "ContainerHelper::createNameContainer - cannot create container" );
return xContainer;
}
OUString ContainerHelper::getUnusedName(
const Reference< XNameAccess >& rxNameAccess, const OUString& rSuggestedName,
sal_Unicode cSeparator, sal_Int32 nFirstIndexToAppend )
{
OSL_ENSURE( rxNameAccess.is(), "ContainerHelper::getUnusedName - missing XNameAccess interface" );
OUString aNewName = rSuggestedName;
sal_Int32 nIndex = nFirstIndexToAppend;
while( rxNameAccess->hasByName( aNewName ) )
aNewName = OUStringBuffer( rSuggestedName ).append( cSeparator ).append( nIndex++ ).makeStringAndClear();
return aNewName;
}
bool ContainerHelper::insertByName(
const Reference< XNameContainer >& rxNameContainer,
const OUString& rName, const Any& rObject, bool bReplaceOldExisting )
{
OSL_ENSURE( rxNameContainer.is(), "ContainerHelper::insertByName - missing XNameContainer interface" );
bool bRet = false;
try
{
if( bReplaceOldExisting && rxNameContainer->hasByName( rName ) )
rxNameContainer->replaceByName( rName, rObject );
else
rxNameContainer->insertByName( rName, rObject );
bRet = true;
}
catch( Exception& )
{
}
OSL_ENSURE( bRet, "ContainerHelper::insertByName - cannot insert object" );
return bRet;
}
OUString ContainerHelper::insertByUnusedName(
const Reference< XNameContainer >& rxNameContainer,
const OUString& rSuggestedName, sal_Unicode cSeparator,
const Any& rObject, bool bRenameOldExisting )
{
OSL_ENSURE( rxNameContainer.is(), "ContainerHelper::insertByUnusedName - missing XNameContainer interface" );
// find an unused name
Reference< XNameAccess > xNameAccess( rxNameContainer, UNO_QUERY );
OUString aNewName = getUnusedName( xNameAccess, rSuggestedName, cSeparator );
// rename existing object
if( bRenameOldExisting && rxNameContainer->hasByName( rSuggestedName ) )
{
try
{
Any aOldObject = rxNameContainer->getByName( rSuggestedName );
rxNameContainer->removeByName( rSuggestedName );
rxNameContainer->insertByName( aNewName, aOldObject );
aNewName = rSuggestedName;
}
catch( Exception& )
{
OSL_FAIL( "ContainerHelper::insertByUnusedName - cannot rename old object" );
}
}
// insert the new object and return its resulting name
insertByName( rxNameContainer, aNewName, rObject );
return aNewName;
}
// ============================================================================
} // namespace oox
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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