| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the 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_ENSURE( false, "ContainerHelper::insertByUnusedName - cannot rename old object" ); |
| } |
| } |
| |
| // insert the new object and return its resulting name |
| insertByName( rxNameContainer, aNewName, rObject ); |
| return aNewName; |
| } |
| |
| // ============================================================================ |
| |
| } // namespace oox |