diff options
Diffstat (limited to 'connectivity/source/commontools/filtermanager.cxx')
| -rw-r--r-- | connectivity/source/commontools/filtermanager.cxx | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/connectivity/source/commontools/filtermanager.cxx b/connectivity/source/commontools/filtermanager.cxx new file mode 100644 index 000000000000..bab2ec4ed144 --- /dev/null +++ b/connectivity/source/commontools/filtermanager.cxx @@ -0,0 +1,198 @@ +/************************************************************************* + * + * 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. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_connectivity.hxx" +#include "connectivity/filtermanager.hxx" + +/** === begin UNO includes === **/ +#include <com/sun/star/sdb/XSQLQueryComposerFactory.hpp> +/** === end UNO includes === **/ +#include "TConnection.hxx" +#include <osl/diagnose.h> +#include "connectivity/dbtools.hxx" + +//........................................................................ +namespace dbtools +{ +//........................................................................ + + using namespace ::com::sun::star::uno; + using namespace ::com::sun::star::sdbc; + using namespace ::com::sun::star::sdb; + using namespace ::com::sun::star::lang; + using namespace ::com::sun::star::beans; + using namespace connectivity; + + //==================================================================== + //= FilterManager + //==================================================================== + //-------------------------------------------------------------------- + FilterManager::FilterManager( const Reference< XMultiServiceFactory >& _rxORB ) + :m_xORB( _rxORB ) + ,m_aFilterComponents( FC_COMPONENT_COUNT ) + ,m_bApplyPublicFilter( true ) + { + } + + //-------------------------------------------------------------------- + void FilterManager::initialize( const Reference< XPropertySet >& _rxComponentAggregate ) + { + m_xComponentAggregate = _rxComponentAggregate; + OSL_ENSURE( m_xComponentAggregate.is(), "FilterManager::initialize: invalid arguments!" ); + + if ( m_xComponentAggregate.is() ) + m_xComponentAggregate->setPropertyValue( OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_APPLYFILTER), makeAny( (sal_Bool)sal_True ) ); + } + + //-------------------------------------------------------------------- + void FilterManager::dispose( ) + { + m_xComponentAggregate.clear(); + } + + //-------------------------------------------------------------------- + const ::rtl::OUString& FilterManager::getFilterComponent( FilterComponent _eWhich ) const + { + return m_aFilterComponents[ _eWhich ]; + } + + //-------------------------------------------------------------------- + void FilterManager::setFilterComponent( FilterComponent _eWhich, const ::rtl::OUString& _rComponent ) + { + m_aFilterComponents[ _eWhich ] = _rComponent; + try + { + if ( m_xComponentAggregate.is() && (( _eWhich != fcPublicFilter ) || m_bApplyPublicFilter ) ) + m_xComponentAggregate->setPropertyValue( OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_FILTER), makeAny( getComposedFilter() ) ); + } + catch( const Exception& ) + { + OSL_ENSURE( sal_False, "FilterManager::setFilterComponent: setting the filter failed!" ); + } + } + + //-------------------------------------------------------------------- + void FilterManager::setApplyPublicFilter( sal_Bool _bApply ) + { + if ( m_bApplyPublicFilter == _bApply ) + return; + + m_bApplyPublicFilter = _bApply; + + try + { + if ( m_xComponentAggregate.is() && getFilterComponent( fcPublicFilter ).getLength() ) + { // only if there changed something + m_xComponentAggregate->setPropertyValue( OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_FILTER), makeAny( getComposedFilter() ) ); + } + } + catch( const Exception& ) + { + OSL_ENSURE( sal_False, "FilterManager::setApplyPublicFilter: setting the filter failed!" ); + } + } + + //-------------------------------------------------------------------- + namespace + { + void lcl_ensureBracketed( ::rtl::OUString& /* [inout] */ _rExpression ) + { + OSL_ENSURE( _rExpression.getLength(), "lcl_ensureBracketed: expression is empty!" ); + if ( _rExpression.getLength() ) + { + if ( ( _rExpression.getStr()[0] != '(' ) || ( _rExpression.getStr()[ _rExpression.getLength() - 1 ] != ')' ) ) + { + ::rtl::OUString sComposed( RTL_CONSTASCII_USTRINGPARAM( "(" ) ); + sComposed += _rExpression; + sComposed += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( ")" ) ); + _rExpression = sComposed; + } + } + } + } + //-------------------------------------------------------------------- + void FilterManager::appendFilterComponent( ::rtl::OUString& /* [inout] */ _rAppendTo, const ::rtl::OUString& _rComponent ) const + { + if ( _rAppendTo.getLength() ) + _rAppendTo += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( " AND " ) ); + + ::rtl::OUString sComponent( _rComponent ); + lcl_ensureBracketed( sComponent ); + _rAppendTo += sComponent; + } + + //-------------------------------------------------------------------- + bool FilterManager::isThereAtMostOneComponent( ::rtl::OUString& _rOnlyComponent ) const + { + sal_Int32 nOnlyNonEmpty = -1; + sal_Int32 i; + for ( i = getFirstApplicableFilterIndex(); i < FC_COMPONENT_COUNT; ++i ) + { + if ( m_aFilterComponents[ i ].getLength() ) + { + if ( nOnlyNonEmpty != -1 ) + // it's the second non-empty component + break; + else + nOnlyNonEmpty = i; + } + } + if ( nOnlyNonEmpty == -1 ) + { + _rOnlyComponent = ::rtl::OUString(); + return true; + } + + if ( i == FC_COMPONENT_COUNT ) + { + // we found only one non-empty filter component + _rOnlyComponent = m_aFilterComponents[ nOnlyNonEmpty ]; + return true; + } + return false; + } + + //-------------------------------------------------------------------- + ::rtl::OUString FilterManager::getComposedFilter( ) const + { + ::rtl::OUString sComposedFilter; + + // if we have only one non-empty component, then there's no need to compose anything + if ( isThereAtMostOneComponent( sComposedFilter ) ) + return sComposedFilter; + + // append the single components + for ( sal_Int32 i = getFirstApplicableFilterIndex(); i < FC_COMPONENT_COUNT; ++i ) + appendFilterComponent( sComposedFilter, m_aFilterComponents[ i ] ); + + return sComposedFilter; + } + +//........................................................................ +} // namespace dbtools +//........................................................................ |