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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 "connectivity/filtermanager.hxx"
#include <com/sun/star/sdb/XSQLQueryComposerFactory.hpp>
#include "TConnection.hxx"
#include <osl/diagnose.h>
#include "connectivity/dbtools.hxx"
#include <tools/diagnose_ex.h>
#include <rtl/ustrbuf.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( )
: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 OUString& FilterManager::getFilterComponent( FilterComponent _eWhich ) const
{
return m_aFilterComponents[ _eWhich ];
}
//--------------------------------------------------------------------
void FilterManager::setFilterComponent( FilterComponent _eWhich, const 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& )
{
DBG_UNHANDLED_EXCEPTION();
}
}
//--------------------------------------------------------------------
void FilterManager::setApplyPublicFilter( sal_Bool _bApply )
{
if ( m_bApplyPublicFilter == _bApply )
return;
m_bApplyPublicFilter = _bApply;
try
{
if ( m_xComponentAggregate.is() && !getFilterComponent( fcPublicFilter ).isEmpty() )
{ // only if there changed something
m_xComponentAggregate->setPropertyValue( OMetaConnection::getPropMap().getNameByIndex(PROPERTY_ID_FILTER), makeAny( getComposedFilter() ) );
}
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION();
}
}
//--------------------------------------------------------------------
void FilterManager::appendFilterComponent( OUStringBuffer& io_appendTo, const OUString& i_component ) const
{
if ( !io_appendTo.isEmpty() )
{
io_appendTo.insert( 0, '(' );
io_appendTo.insert( 1, ' ' );
io_appendTo.appendAscii( " ) AND " );
}
io_appendTo.appendAscii( "( " );
io_appendTo.append( i_component );
io_appendTo.appendAscii( " )" );
}
//--------------------------------------------------------------------
bool FilterManager::isThereAtMostOneComponent( OUStringBuffer& o_singleComponent ) const
{
sal_Int32 nOnlyNonEmpty = -1;
sal_Int32 i;
for ( i = getFirstApplicableFilterIndex(); i < FC_COMPONENT_COUNT; ++i )
{
if ( !m_aFilterComponents[ i ].isEmpty() )
{
if ( nOnlyNonEmpty != -1 )
// it's the second non-empty component
break;
else
nOnlyNonEmpty = i;
}
}
if ( nOnlyNonEmpty == -1 )
{
o_singleComponent.makeStringAndClear();
return true;
}
if ( i == FC_COMPONENT_COUNT )
{
// we found only one non-empty filter component
o_singleComponent = m_aFilterComponents[ nOnlyNonEmpty ];
return true;
}
return false;
}
//--------------------------------------------------------------------
OUString FilterManager::getComposedFilter( ) const
{
OUStringBuffer aComposedFilter;
// if we have only one non-empty component, then there's no need to compose anything
if ( !isThereAtMostOneComponent( aComposedFilter ) )
{
// append the single components
for ( sal_Int32 i = getFirstApplicableFilterIndex(); i < FC_COMPONENT_COUNT; ++i )
appendFilterComponent( aComposedFilter, m_aFilterComponents[ i ] );
}
return aComposedFilter.makeStringAndClear();
}
//........................................................................
} // namespace dbtools
//........................................................................
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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