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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 "conditionupdater.hxx"
#include "reportformula.hxx"
#include <com/sun/star/report/XFormatCondition.hpp>
#include <tools/diagnose_ex.h>
//........................................................................
namespace rptui
{
//........................................................................
/** === begin UNO using === **/
using ::com::sun::star::beans::PropertyChangeEvent;
using ::com::sun::star::uno::Reference;
using ::com::sun::star::report::XReportControlModel;
using ::com::sun::star::uno::UNO_QUERY;
using ::com::sun::star::report::XFormatCondition;
using ::com::sun::star::uno::UNO_QUERY_THROW;
using ::com::sun::star::uno::Exception;
/** === end UNO using === **/
//====================================================================
//= ConditionUpdater
//====================================================================
//--------------------------------------------------------------------
ConditionUpdater::ConditionUpdater()
{
}
//--------------------------------------------------------------------
ConditionUpdater::~ConditionUpdater()
{
}
//--------------------------------------------------------------------
void ConditionUpdater::notifyPropertyChange( const PropertyChangeEvent& _rEvent )
{
if ( !impl_lateInit_nothrow() )
return;
Reference< XReportControlModel > xRptControlModel( _rEvent.Source, UNO_QUERY );
if ( xRptControlModel.is() && _rEvent.PropertyName == "DataField" )
{
::rtl::OUString sOldDataSource, sNewDataSource;
OSL_VERIFY( _rEvent.OldValue >>= sOldDataSource );
OSL_VERIFY( _rEvent.NewValue >>= sNewDataSource );
impl_adjustFormatConditions_nothrow( xRptControlModel, sOldDataSource, sNewDataSource );
}
}
//--------------------------------------------------------------------
bool ConditionUpdater::impl_lateInit_nothrow()
{
if ( !m_aConditionalExpressions.empty() )
return true;
ConditionalExpressionFactory::getKnownConditionalExpressions( m_aConditionalExpressions );
return true;
}
//--------------------------------------------------------------------
void ConditionUpdater::impl_adjustFormatConditions_nothrow( const Reference< XReportControlModel >& _rxRptControlModel,
const ::rtl::OUString& _rOldDataSource, const ::rtl::OUString& _rNewDataSource )
{
try
{
ReportFormula aOldContentFormula( _rOldDataSource );
::rtl::OUString sOldUnprefixed( aOldContentFormula.getBracketedFieldOrExpression() );
ReportFormula aNewContentFormula( _rNewDataSource );
::rtl::OUString sNewUnprefixed( aNewContentFormula.getBracketedFieldOrExpression() );
sal_Int32 nCount( _rxRptControlModel->getCount() );
Reference< XFormatCondition > xFormatCondition;
::rtl::OUString sFormulaExpression, sLHS, sRHS;
for ( sal_Int32 i=0; i<nCount; ++i )
{
xFormatCondition.set( _rxRptControlModel->getByIndex( i ), UNO_QUERY_THROW );
ReportFormula aFormula( xFormatCondition->getFormula() );
sFormulaExpression = aFormula.getExpression();
for ( ConditionalExpressions::const_iterator loop = m_aConditionalExpressions.begin();
loop != m_aConditionalExpressions.end();
++loop
)
{
if ( !loop->second->matchExpression( sFormulaExpression, sOldUnprefixed, sLHS, sRHS ) )
continue;
// the expression matches -> translate it to the new data source of the report control model
sFormulaExpression = loop->second->assembleExpression( sNewUnprefixed, sLHS, sRHS );
aFormula = ReportFormula( ReportFormula::Expression, sFormulaExpression );
xFormatCondition->setFormula( aFormula.getCompleteFormula() );
break;
}
}
}
catch( const Exception& )
{
DBG_UNHANDLED_EXCEPTION();
}
}
//........................................................................
} // namespace rptui
//........................................................................
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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