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libreoffice/comphelper/source/property/propagg.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

868 lines
32 KiB
C++

/* -*- 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 <comphelper/propagg.hxx>
#include <comphelper/property.hxx>
#include <comphelper/sequence.hxx>
#include <cppuhelper/queryinterface.hxx>
#include <osl/diagnose.h>
#include <sal/log.hxx>
#include <com/sun/star/beans/PropertyAttribute.hpp>
#include <o3tl/sorted_vector.hxx>
#include <typeinfo>
#include <algorithm>
#include <cstddef>
#include <unordered_set>
#include <memory>
namespace comphelper
{
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::beans;
using namespace internal;
namespace
{
const Property* lcl_findPropertyByName( const std::vector< Property >& _rProps, const OUString& _rName )
{
Property aNameProp(_rName, 0, Type(), 0);
auto pResult = std::lower_bound(_rProps.begin(), _rProps.end(), aNameProp, PropertyCompareByName());
if ( pResult == _rProps.end() || pResult->Name != _rName )
return nullptr;
return &*pResult;
}
}
OPropertyArrayAggregationHelper::OPropertyArrayAggregationHelper(
const Sequence< Property >& _rProperties, const Sequence< Property >& _rAggProperties,
IPropertyInfoService* _pInfoService, sal_Int32 _nFirstAggregateId )
{
// if properties are present both at the delegatee and the aggregate, then the former are supposed to win
// merge and sort properties by name, delete duplicates (stable sort ensures delegator properties win)
m_aProperties.insert( m_aProperties.end(), _rProperties.begin(), _rProperties.end() );
m_aProperties.insert( m_aProperties.end(), _rAggProperties.begin(), _rAggProperties.end() );
std::stable_sort( m_aProperties.begin(), m_aProperties.end(), PropertyCompareByName() );
m_aProperties.erase( std::unique(m_aProperties.begin(), m_aProperties.end(),
[]( const css::beans::Property& x, const css::beans::Property& y ) -> bool { return x.Name == y.Name; } ),
m_aProperties.end() );
m_aProperties.shrink_to_fit();
// fill aDelegatorProps with names from _rProperties for a fast existence check
// different kinds of properties are processed differently
std::unordered_set< OUString > aDelegatorProps;
aDelegatorProps.reserve( _rProperties.getLength() );
for( auto &delegateProp: _rProperties )
{
const auto inserted = aDelegatorProps.insert( delegateProp.Name );
OSL_ENSURE( inserted.second,
"OPropertyArrayAggregationHelper::OPropertyArrayAggregationHelper: duplicate delegatee property!" );
}
std::unordered_set< sal_Int32 > existingHandles;
existingHandles.reserve( m_aProperties.size() );
sal_Int32 nAggregateHandle = _nFirstAggregateId;
for ( std::size_t nMPLoop = 0; nMPLoop < m_aProperties.size(); ++nMPLoop )
{
auto &prop = m_aProperties[ nMPLoop ];
if ( aDelegatorProps.find( prop.Name ) != aDelegatorProps.end() )
{
m_aPropertyAccessors.insert_or_assign(
prop.Handle, OPropertyAccessor( -1, nMPLoop, false ));
existingHandles.insert( prop.Handle );
}
else
{
// determine the handle for the property which we will expose to the outside world
sal_Int32 nHandle = -1;
// ask the info service first
if ( _pInfoService )
nHandle = _pInfoService->getPreferredPropertyId( prop.Name );
if ( ( -1 == nHandle ) || ( existingHandles.find( nHandle ) != existingHandles.end() ) )
{
// 1. no handle from the info service -> default
// 2. conflicts -> use another one (which we don't check anymore, assuming _nFirstAggregateId was large enough)
nHandle = nAggregateHandle++;
}
else
{
existingHandles.insert( nHandle );
}
// remember the accessor for this property
m_aPropertyAccessors.insert_or_assign(
nHandle, OPropertyAccessor( prop.Handle, nMPLoop, true ));
prop.Handle = nHandle;
}
}
}
OPropertyArrayAggregationHelper::PropertyOrigin OPropertyArrayAggregationHelper::classifyProperty( const OUString& _rName )
{
PropertyOrigin eOrigin = PropertyOrigin::Unknown;
// look up the name
const Property* pPropertyDescriptor = lcl_findPropertyByName( m_aProperties, _rName );
if ( pPropertyDescriptor )
{
// look up the handle for this name
auto aPos = m_aPropertyAccessors.find( pPropertyDescriptor->Handle );
OSL_ENSURE( m_aPropertyAccessors.end() != aPos, "OPropertyArrayAggregationHelper::classifyProperty: should have this handle in my map!" );
if ( m_aPropertyAccessors.end() != aPos )
{
eOrigin = aPos->second.bAggregate ? PropertyOrigin::Aggregate : PropertyOrigin::Delegator;
}
}
return eOrigin;
}
Property OPropertyArrayAggregationHelper::getPropertyByName( const OUString& _rPropertyName )
{
const Property* pProperty = findPropertyByName( _rPropertyName );
if ( !pProperty )
throw UnknownPropertyException(_rPropertyName);
return *pProperty;
}
sal_Bool OPropertyArrayAggregationHelper::hasPropertyByName(const OUString& _rPropertyName)
{
return nullptr != findPropertyByName( _rPropertyName );
}
const Property* OPropertyArrayAggregationHelper::findPropertyByName(const OUString& _rName ) const
{
return lcl_findPropertyByName( m_aProperties, _rName );
}
sal_Int32 OPropertyArrayAggregationHelper::getHandleByName(const OUString& _rPropertyName)
{
const Property* pProperty = findPropertyByName( _rPropertyName );
return pProperty ? pProperty->Handle : -1;
}
sal_Bool OPropertyArrayAggregationHelper::fillPropertyMembersByHandle(
OUString* _pPropName, sal_Int16* _pAttributes, sal_Int32 _nHandle)
{
auto i = m_aPropertyAccessors.find(_nHandle);
bool bRet = i != m_aPropertyAccessors.end();
if (bRet)
{
const css::beans::Property& rProperty = m_aProperties[(*i).second.nPos];
if (_pPropName)
*_pPropName = rProperty.Name;
if (_pAttributes)
*_pAttributes = rProperty.Attributes;
}
return bRet;
}
bool OPropertyArrayAggregationHelper::getPropertyByHandle( sal_Int32 _nHandle, Property& _rProperty ) const
{
auto pos = m_aPropertyAccessors.find(_nHandle);
if ( pos != m_aPropertyAccessors.end() )
{
_rProperty = m_aProperties[ pos->second.nPos ];
return true;
}
return false;
}
bool OPropertyArrayAggregationHelper::fillAggregatePropertyInfoByHandle(
OUString* _pPropName, sal_Int32* _pOriginalHandle, sal_Int32 _nHandle) const
{
auto i = m_aPropertyAccessors.find(_nHandle);
bool bRet = i != m_aPropertyAccessors.end() && (*i).second.bAggregate;
if (bRet)
{
if (_pOriginalHandle)
*_pOriginalHandle = (*i).second.nOriginalHandle;
if (_pPropName)
{
OSL_ENSURE((*i).second.nPos < m_aProperties.size(),"Invalid index for sequence!");
const css::beans::Property& rProperty = m_aProperties[(*i).second.nPos];
*_pPropName = rProperty.Name;
}
}
return bRet;
}
css::uno::Sequence< css::beans::Property> OPropertyArrayAggregationHelper::getProperties()
{
return comphelper::containerToSequence(m_aProperties);
}
sal_Int32 OPropertyArrayAggregationHelper::fillHandles(
sal_Int32* _pHandles, const css::uno::Sequence< OUString >& _rPropNames )
{
sal_Int32 nHitCount = 0;
Property aNameProp;
for (sal_Int32 i = 0; i < _rPropNames.getLength(); ++i)
{
aNameProp.Name = _rPropNames[i];
auto findIter = std::lower_bound(m_aProperties.begin(), m_aProperties.end(), aNameProp, PropertyCompareByName());
if (findIter != m_aProperties.end() && findIter->Name == _rPropNames[i])
{
_pHandles[i] = findIter->Handle;
nHitCount++;
}
}
return nHitCount;
}
namespace internal
{
class PropertyForwarder
{
private:
OPropertySetAggregationHelper& m_rAggregationHelper;
o3tl::sorted_vector< sal_Int32 > m_aProperties;
sal_Int32 m_nCurrentlyForwarding;
public:
explicit PropertyForwarder( OPropertySetAggregationHelper& _rAggregationHelper );
/** declares that the forwarder should be responsible for the given property
@param _nHandle
the public handle (<em>not</em> the original handle!) of the property
*/
void takeResponsibilityFor( sal_Int32 _nHandle );
/** checks whether the forwarder is responsible for the given property
*/
bool isResponsibleFor( sal_Int32 _nHandle ) const;
/// actually forwards a property value to the aggregate
///
/// @throws Exception
void doForward( sal_Int32 _nHandle, const Any& _rValue );
sal_Int32 getCurrentlyForwardedProperty( ) const { return m_nCurrentlyForwarding; }
};
PropertyForwarder::PropertyForwarder( OPropertySetAggregationHelper& _rAggregationHelper )
:m_rAggregationHelper( _rAggregationHelper )
,m_nCurrentlyForwarding( -1 )
{
}
void PropertyForwarder::takeResponsibilityFor( sal_Int32 _nHandle )
{
m_aProperties.insert( _nHandle );
}
bool PropertyForwarder::isResponsibleFor( sal_Int32 _nHandle ) const
{
return m_aProperties.find( _nHandle ) != m_aProperties.end();
}
void PropertyForwarder::doForward( sal_Int32 _nHandle, const Any& _rValue )
{
OSL_ENSURE( m_rAggregationHelper.m_xAggregateSet.is(), "PropertyForwarder::doForward: no property set!" );
if ( !m_rAggregationHelper.m_xAggregateSet.is() )
return;
m_rAggregationHelper.forwardingPropertyValue( _nHandle );
OSL_ENSURE( m_nCurrentlyForwarding == -1, "PropertyForwarder::doForward: reentrance?" );
m_nCurrentlyForwarding = _nHandle;
try
{
m_rAggregationHelper.m_xAggregateSet->setPropertyValue( m_rAggregationHelper.getPropertyName( _nHandle ), _rValue );
// TODO: cache the property name? (it's a O(log n) search)
}
catch( const Exception& )
{
m_rAggregationHelper.forwardedPropertyValue( _nHandle );
throw;
}
m_nCurrentlyForwarding = -1;
m_rAggregationHelper.forwardedPropertyValue( _nHandle );
}
}
OPropertySetAggregationHelper::OPropertySetAggregationHelper( ::cppu::OBroadcastHelper& rBHlp )
:OPropertyStateHelper( rBHlp )
,m_bListening( false )
{
m_pForwarder.reset( new PropertyForwarder( *this ) );
}
OPropertySetAggregationHelper::~OPropertySetAggregationHelper()
{
}
css::uno::Any SAL_CALL OPropertySetAggregationHelper::queryInterface(const css::uno::Type& _rType)
{
css::uno::Any aReturn = OPropertyStateHelper::queryInterface(_rType);
if ( !aReturn.hasValue() )
aReturn = cppu::queryInterface(_rType
,static_cast< css::beans::XPropertiesChangeListener*>(this)
,static_cast< css::beans::XVetoableChangeListener*>(this)
,static_cast< css::lang::XEventListener*>(static_cast< css::beans::XPropertiesChangeListener*>(this))
);
return aReturn;
}
void OPropertySetAggregationHelper::disposing()
{
osl::MutexGuard aGuard(rBHelper.rMutex);
if ( m_xAggregateSet.is() && m_bListening )
{
// register as a single listener
m_xAggregateMultiSet->removePropertiesChangeListener(this);
m_xAggregateSet->removeVetoableChangeListener(OUString(), this);
m_bListening = false;
}
OPropertyStateHelper::disposing();
}
void SAL_CALL OPropertySetAggregationHelper::disposing(const css::lang::EventObject& _rSource)
{
OSL_ENSURE(m_xAggregateSet.is(), "OPropertySetAggregationHelper::disposing : don't have an aggregate anymore !");
if (_rSource.Source == m_xAggregateSet)
m_bListening = false;
}
void SAL_CALL OPropertySetAggregationHelper::propertiesChange(const css::uno::Sequence< css::beans::PropertyChangeEvent>& _rEvents)
{
OSL_ENSURE(m_xAggregateSet.is(), "OPropertySetAggregationHelper::propertiesChange : have no aggregate !");
sal_Int32 nLen = _rEvents.getLength();
cppu::IPropertyArrayHelper& rPH = getInfoHelper();
if (1 == nLen)
{
const css::beans::PropertyChangeEvent& evt = _rEvents[0];
OSL_ENSURE(!evt.PropertyName.isEmpty(), "OPropertySetAggregationHelper::propertiesChange : invalid event !");
// we had a bug where this assertion would have us saved a whole day :) (72514)
sal_Int32 nHandle = rPH.getHandleByName( evt.PropertyName );
// If nHandle is -1 the event marks a (aggregate) property which we hide to callers
// If isCurrentlyForwardingProperty( nHandle ) is <TRUE/>, then we ourself triggered
// setting this property. In this case, it will be notified later (by the OPropertySetHelper
// implementation)
if ( ( nHandle != -1 ) && !isCurrentlyForwardingProperty( nHandle ) )
fire(&nHandle, &evt.NewValue, &evt.OldValue, 1, false);
}
else
{
std::unique_ptr<sal_Int32[]> pHandles(new sal_Int32[nLen]);
std::unique_ptr< css::uno::Any[]> pNewValues(new css::uno::Any[nLen]);
std::unique_ptr< css::uno::Any[]> pOldValues(new css::uno::Any[nLen]);
sal_Int32 nDest = 0;
for (const css::beans::PropertyChangeEvent& rEvent : _rEvents)
{
sal_Int32 nHandle = rPH.getHandleByName(rEvent.PropertyName);
if ( ( nHandle != -1 ) && !isCurrentlyForwardingProperty( nHandle ) )
{ // same as above : -1 is valid (73247) ...
pHandles[nDest] = nHandle;
pNewValues[nDest] = rEvent.NewValue;
pOldValues[nDest] = rEvent.OldValue;
++nDest;
}
}
if (nDest)
fire(pHandles.get(), pNewValues.get(), pOldValues.get(), nDest, false);
}
}
void SAL_CALL OPropertySetAggregationHelper::vetoableChange(const css::beans::PropertyChangeEvent& _rEvent)
{
OSL_ENSURE(m_xAggregateSet.is(), "OPropertySetAggregationHelper::vetoableChange : have no aggregate !");
cppu::IPropertyArrayHelper& rPH = getInfoHelper();
sal_Int32 nHandle = rPH.getHandleByName(_rEvent.PropertyName);
fire(&nHandle, &_rEvent.NewValue, &_rEvent.OldValue, 1, true);
}
void OPropertySetAggregationHelper::setAggregation(const css::uno::Reference< css::uno::XInterface >& _rxDelegate)
{
osl::MutexGuard aGuard(rBHelper.rMutex);
if (m_bListening && m_xAggregateSet.is())
{
m_xAggregateMultiSet->removePropertiesChangeListener(this);
m_xAggregateSet->removeVetoableChangeListener(OUString(), this);
m_bListening = false;
}
m_xAggregateState.set(_rxDelegate, css::uno::UNO_QUERY);
m_xAggregateSet.set(_rxDelegate, css::uno::UNO_QUERY);
m_xAggregateMultiSet.set(_rxDelegate, css::uno::UNO_QUERY);
m_xAggregateFastSet.set(_rxDelegate, css::uno::UNO_QUERY);
// must support XPropertySet and XMultiPropertySet
if ( m_xAggregateSet.is() && !m_xAggregateMultiSet.is() )
throw css::lang::IllegalArgumentException();
}
void OPropertySetAggregationHelper::startListening()
{
osl::MutexGuard aGuard(rBHelper.rMutex);
if (!m_bListening && m_xAggregateSet.is())
{
// register as a single listener
css::uno::Sequence< OUString > aPropertyNames;
m_xAggregateMultiSet->addPropertiesChangeListener(aPropertyNames, this);
m_xAggregateSet->addVetoableChangeListener(OUString(), this);
m_bListening = true;
}
}
void SAL_CALL OPropertySetAggregationHelper::addVetoableChangeListener(const OUString& _rPropertyName,
const css::uno::Reference< css::beans::XVetoableChangeListener>& _rxListener)
{
OPropertySetHelper::addVetoableChangeListener(_rPropertyName, _rxListener);
if (!m_bListening)
startListening();
}
void SAL_CALL OPropertySetAggregationHelper::addPropertyChangeListener(const OUString& _rPropertyName,
const css::uno::Reference< css::beans::XPropertyChangeListener>& _rxListener)
{
OPropertySetHelper::addPropertyChangeListener(_rPropertyName, _rxListener);
if (!m_bListening)
startListening();
}
void SAL_CALL OPropertySetAggregationHelper::addPropertiesChangeListener(const css::uno::Sequence< OUString >& _rPropertyNames,
const css::uno::Reference< css::beans::XPropertiesChangeListener>& _rxListener)
{
OPropertySetHelper::addPropertiesChangeListener(_rPropertyNames, _rxListener);
if (!m_bListening)
startListening();
}
sal_Int32 OPropertySetAggregationHelper::getOriginalHandle(sal_Int32 nHandle) const
{
OPropertyArrayAggregationHelper& rPH = static_cast<OPropertyArrayAggregationHelper&>( const_cast<OPropertySetAggregationHelper*>(this)->getInfoHelper() );
sal_Int32 nOriginalHandle = -1;
(void)rPH.fillAggregatePropertyInfoByHandle(nullptr, &nOriginalHandle, nHandle);
return nOriginalHandle;
}
OUString OPropertySetAggregationHelper::getPropertyName( sal_Int32 _nHandle ) const
{
OPropertyArrayAggregationHelper& rPH = static_cast< OPropertyArrayAggregationHelper& >( const_cast<OPropertySetAggregationHelper*>(this)->getInfoHelper() );
Property aProperty;
OSL_VERIFY( rPH.getPropertyByHandle( _nHandle, aProperty ) );
return aProperty.Name;
}
void SAL_CALL OPropertySetAggregationHelper::setFastPropertyValue(sal_Int32 _nHandle, const css::uno::Any& _rValue)
{
OPropertyArrayAggregationHelper& rPH = static_cast< OPropertyArrayAggregationHelper& >( getInfoHelper() );
OUString aPropName;
sal_Int32 nOriginalHandle = -1;
// does the handle belong to the aggregation ?
if (rPH.fillAggregatePropertyInfoByHandle(&aPropName, &nOriginalHandle, _nHandle))
if (m_xAggregateFastSet.is())
m_xAggregateFastSet->setFastPropertyValue(nOriginalHandle, _rValue);
else
m_xAggregateSet->setPropertyValue(aPropName, _rValue);
else
OPropertySetHelper::setFastPropertyValue(_nHandle, _rValue);
}
void OPropertySetAggregationHelper::getFastPropertyValue( css::uno::Any& rValue, sal_Int32 nHandle) const
{
OPropertyArrayAggregationHelper& rPH = static_cast<OPropertyArrayAggregationHelper&>( const_cast<OPropertySetAggregationHelper*>(this)->getInfoHelper() );
OUString aPropName;
sal_Int32 nOriginalHandle = -1;
if (rPH.fillAggregatePropertyInfoByHandle(&aPropName, &nOriginalHandle, nHandle))
{
if (m_xAggregateFastSet.is())
rValue = m_xAggregateFastSet->getFastPropertyValue(nOriginalHandle);
else
rValue = m_xAggregateSet->getPropertyValue(aPropName);
}
else if ( m_pForwarder->isResponsibleFor( nHandle ) )
{
// this is a property which has been "overwritten" in our instance (thus
// fillAggregatePropertyInfoByHandle didn't find it)
rValue = m_xAggregateSet->getPropertyValue( getPropertyName( nHandle ) );
}
}
css::uno::Any SAL_CALL OPropertySetAggregationHelper::getFastPropertyValue(sal_Int32 nHandle)
{
OPropertyArrayAggregationHelper& rPH = static_cast< OPropertyArrayAggregationHelper& >( getInfoHelper() );
OUString aPropName;
sal_Int32 nOriginalHandle = -1;
css::uno::Any aValue;
if (rPH.fillAggregatePropertyInfoByHandle(&aPropName, &nOriginalHandle, nHandle))
{
if (m_xAggregateFastSet.is())
aValue = m_xAggregateFastSet->getFastPropertyValue(nOriginalHandle);
else
aValue = m_xAggregateSet->getPropertyValue(aPropName);
}
else
aValue = OPropertySetHelper::getFastPropertyValue(nHandle);
return aValue;
}
void SAL_CALL OPropertySetAggregationHelper::setPropertyValues(
const Sequence< OUString >& _rPropertyNames, const Sequence< Any >& _rValues )
{
OSL_ENSURE( !rBHelper.bInDispose, "OPropertySetAggregationHelper::setPropertyValues : do not use within the dispose call !");
OSL_ENSURE( !rBHelper.bDisposed, "OPropertySetAggregationHelper::setPropertyValues : object is disposed" );
// check where the properties come from
if (!m_xAggregateSet.is())
OPropertySetHelper::setPropertyValues(_rPropertyNames, _rValues);
else if (_rPropertyNames.getLength() == 1) // use the more efficient way
{
if (_rValues.getLength() != 1)
throw IllegalArgumentException(u"lengths do not match"_ustr, static_cast<XPropertySet*>(this),
-1);
try
{
setPropertyValue( _rPropertyNames[0], _rValues[0] );
}
catch( const UnknownPropertyException& )
{
// by definition of XMultiPropertySet::setPropertyValues, unknown properties are to be ignored
SAL_WARN( "comphelper", "OPropertySetAggregationHelper::setPropertyValues: unknown property: '"
<< _rPropertyNames[0] << "', implementation: " << typeid( *this ).name() );
}
}
else
{
OPropertyArrayAggregationHelper& rPH = static_cast< OPropertyArrayAggregationHelper& >( getInfoHelper() );
// determine which properties belong to the aggregate, and which ones to the delegator
sal_Int32 nAggCount(0);
sal_Int32 nLen(_rPropertyNames.getLength());
for ( const OUString& rName : _rPropertyNames )
{
OPropertyArrayAggregationHelper::PropertyOrigin ePropOrg = rPH.classifyProperty( rName );
if ( OPropertyArrayAggregationHelper::PropertyOrigin::Unknown == ePropOrg )
throw WrappedTargetException( OUString(), static_cast< XMultiPropertySet* >( this ), Any( UnknownPropertyException( ) ) );
// due to a flaw in the API design, this method is not allowed to throw an UnknownPropertyException
// so we wrap it into a WrappedTargetException
if ( OPropertyArrayAggregationHelper::PropertyOrigin::Aggregate == ePropOrg )
++nAggCount;
}
// all properties belong to the aggregate
if (nAggCount == nLen)
m_xAggregateMultiSet->setPropertyValues(_rPropertyNames, _rValues);
// all properties belong to the aggregating object
else if (nAggCount == 0)
OPropertySetHelper::setPropertyValues(_rPropertyNames, _rValues);
// mixed
else
{
if (_rValues.getLength() != nLen)
throw IllegalArgumentException(u"lengths do not match"_ustr,
static_cast<XPropertySet*>(this), -1);
// aggregate's names
Sequence< OUString > AggPropertyNames( nAggCount );
OUString* pAggNames = AggPropertyNames.getArray();
// aggregate's values
Sequence< Any > AggValues( nAggCount );
Any* pAggValues = AggValues.getArray();
// delegator names
Sequence< OUString > DelPropertyNames( nLen - nAggCount );
OUString* pDelNames = DelPropertyNames.getArray();
// delegator values
Sequence< Any > DelValues( nLen - nAggCount );
Any* pDelValues = DelValues.getArray();
for (sal_Int32 i = 0; i < nLen; ++i)
{
if ( OPropertyArrayAggregationHelper::PropertyOrigin::Aggregate == rPH.classifyProperty( _rPropertyNames[i] ) )
{
*pAggNames++ = _rPropertyNames[i];
*pAggValues++ = _rValues[i];
}
else
{
*pDelNames++ = _rPropertyNames[i];
*pDelValues++ = _rValues[i];
}
}
std::unique_ptr<sal_Int32[]> pHandles(new sal_Int32[ nLen - nAggCount ]);
// get the map table
cppu::IPropertyArrayHelper& rPH2 = getInfoHelper();
// fill the handle array
sal_Int32 nHitCount = rPH2.fillHandles( pHandles.get(), DelPropertyNames );
if (nHitCount != 0)
{
std::unique_ptr< css::uno::Any[]> pConvertedValues(new css::uno::Any[ nHitCount ]);
std::unique_ptr< css::uno::Any[]> pOldValues(new css::uno::Any[ nHitCount ]);
nHitCount = 0;
sal_Int32 i;
{
// must lock the mutex outside the loop. So all values are consistent.
osl::MutexGuard aGuard( rBHelper.rMutex );
for( i = 0; i < (nLen - nAggCount); ++i )
{
if( pHandles[i] != -1 )
{
sal_Int16 nAttributes;
rPH2.fillPropertyMembersByHandle( nullptr, &nAttributes, pHandles[i] );
if( nAttributes & css::beans::PropertyAttribute::READONLY )
throw css::beans::PropertyVetoException();
// Will the property change?
if( convertFastPropertyValue( pConvertedValues[ nHitCount ], pOldValues[nHitCount],
pHandles[i], DelValues[i] ) )
{
// only increment if the property really change
pHandles[nHitCount] = pHandles[i];
nHitCount++;
}
}
}
// release guard to fire events
}
// fire vetoable events
fire( pHandles.get(), pConvertedValues.get(), pOldValues.get(), nHitCount, true );
// setting the agg Properties
m_xAggregateMultiSet->setPropertyValues(AggPropertyNames, AggValues);
{
// must lock the mutex outside the loop.
osl::MutexGuard aGuard( rBHelper.rMutex );
// Loop over all changed properties
for( i = 0; i < nHitCount; i++ )
{
// Will the property change?
setFastPropertyValue_NoBroadcast( pHandles[i], pConvertedValues[i] );
}
// release guard to fire events
}
// fire change events
fire( pHandles.get(), pConvertedValues.get(), pOldValues.get(), nHitCount, false );
}
else
m_xAggregateMultiSet->setPropertyValues(AggPropertyNames, AggValues);
}
}
}
// XPropertyState
css::beans::PropertyState SAL_CALL OPropertySetAggregationHelper::getPropertyState(const OUString& _rPropertyName)
{
OPropertyArrayAggregationHelper& rPH = static_cast< OPropertyArrayAggregationHelper& >( getInfoHelper() );
sal_Int32 nHandle = rPH.getHandleByName( _rPropertyName );
if (nHandle == -1)
{
throw css::beans::UnknownPropertyException(_rPropertyName);
}
OUString aPropName;
sal_Int32 nOriginalHandle = -1;
if (rPH.fillAggregatePropertyInfoByHandle(&aPropName, &nOriginalHandle, nHandle))
{
if (m_xAggregateState.is())
return m_xAggregateState->getPropertyState(_rPropertyName);
else
return css::beans::PropertyState_DIRECT_VALUE;
}
else
return getPropertyStateByHandle(nHandle);
}
void SAL_CALL OPropertySetAggregationHelper::setPropertyToDefault(const OUString& _rPropertyName)
{
OPropertyArrayAggregationHelper& rPH = static_cast< OPropertyArrayAggregationHelper& >( getInfoHelper() );
sal_Int32 nHandle = rPH.getHandleByName(_rPropertyName);
if (nHandle == -1)
{
throw css::beans::UnknownPropertyException(_rPropertyName);
}
OUString aPropName;
sal_Int32 nOriginalHandle = -1;
if (rPH.fillAggregatePropertyInfoByHandle(&aPropName, &nOriginalHandle, nHandle))
{
if (m_xAggregateState.is())
m_xAggregateState->setPropertyToDefault(_rPropertyName);
}
else
{
try
{
setPropertyToDefaultByHandle( nHandle );
}
catch( const UnknownPropertyException& ) { throw; }
catch( const RuntimeException& ) { throw; }
catch( const Exception& )
{
OSL_FAIL( "OPropertySetAggregationHelper::setPropertyToDefault: caught an exception which is not allowed to leave here!" );
}
}
}
css::uno::Any SAL_CALL OPropertySetAggregationHelper::getPropertyDefault(const OUString& aPropertyName)
{
OPropertyArrayAggregationHelper& rPH = static_cast< OPropertyArrayAggregationHelper& >( getInfoHelper() );
sal_Int32 nHandle = rPH.getHandleByName( aPropertyName );
if ( nHandle == -1 )
throw css::beans::UnknownPropertyException(aPropertyName);
OUString aPropName;
sal_Int32 nOriginalHandle = -1;
if (rPH.fillAggregatePropertyInfoByHandle(&aPropName, &nOriginalHandle, nHandle))
{
if (m_xAggregateState.is())
return m_xAggregateState->getPropertyDefault(aPropertyName);
else
return css::uno::Any();
}
else
return getPropertyDefaultByHandle(nHandle);
}
sal_Bool SAL_CALL OPropertySetAggregationHelper::convertFastPropertyValue( Any& _rConvertedValue, Any& _rOldValue, sal_Int32 _nHandle, const Any& _rValue )
{
bool bModified = false;
OSL_ENSURE( m_pForwarder->isResponsibleFor( _nHandle ), "OPropertySetAggregationHelper::convertFastPropertyValue: this is no forwarded property - did you use declareForwardedProperty for it?" );
if ( m_pForwarder->isResponsibleFor( _nHandle ) )
{
// need to determine the type of the property for conversion
OPropertyArrayAggregationHelper& rPH = static_cast< OPropertyArrayAggregationHelper& >( getInfoHelper() );
Property aProperty;
OSL_VERIFY( rPH.getPropertyByHandle( _nHandle, aProperty ) );
Any aCurrentValue;
getFastPropertyValue( aCurrentValue, _nHandle );
bModified = tryPropertyValue( _rConvertedValue, _rOldValue, _rValue, aCurrentValue, aProperty.Type );
}
return bModified;
}
void SAL_CALL OPropertySetAggregationHelper::setFastPropertyValue_NoBroadcast( sal_Int32 _nHandle, const Any& _rValue )
{
OSL_ENSURE( m_pForwarder->isResponsibleFor( _nHandle ), "OPropertySetAggregationHelper::setFastPropertyValue_NoBroadcast: this is no forwarded property - did you use declareForwardedProperty for it?" );
if ( m_pForwarder->isResponsibleFor( _nHandle ) )
m_pForwarder->doForward( _nHandle, _rValue );
}
void OPropertySetAggregationHelper::declareForwardedProperty( sal_Int32 _nHandle )
{
OSL_ENSURE( !m_pForwarder->isResponsibleFor( _nHandle ), "OPropertySetAggregationHelper::declareForwardedProperty: already declared!" );
m_pForwarder->takeResponsibilityFor( _nHandle );
}
void OPropertySetAggregationHelper::forwardingPropertyValue( sal_Int32 )
{
// not interested in
}
void OPropertySetAggregationHelper::forwardedPropertyValue( sal_Int32 )
{
// not interested in
}
bool OPropertySetAggregationHelper::isCurrentlyForwardingProperty( sal_Int32 _nHandle ) const
{
return m_pForwarder->getCurrentlyForwardedProperty() == _nHandle;
}
} // namespace comphelper
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