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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 <sal/config.h>
#include <string_view>
#include <comphelper/propertystatecontainer.hxx>
namespace comphelper
{
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::beans;
namespace
{
OUString lcl_getUnknownPropertyErrorMessage( std::u16string_view _rPropertyName )
{
// TODO: perhaps it's time to think about resources in the comphelper module?
// Would be nice to have localized exception strings (a simply resource file containing
// strings only would suffice, and could be realized with a UNO service, so we do not
// need the dependency to the Tools project)
return OUString::Concat("The property \"") + _rPropertyName + "\" is unknown.";
}
}
OPropertyStateContainer::OPropertyStateContainer( ::cppu::OBroadcastHelper& _rBHelper )
:OPropertyContainer( _rBHelper )
{
}
Any SAL_CALL OPropertyStateContainer::queryInterface( const Type& _rType )
{
Any aReturn = OPropertyContainer::queryInterface( _rType );
if ( !aReturn.hasValue() )
aReturn = OPropertyStateContainer_TBase::queryInterface( _rType );
return aReturn;
}
IMPLEMENT_FORWARD_XTYPEPROVIDER2( OPropertyStateContainer, OPropertyContainer, OPropertyStateContainer_TBase )
sal_Int32 OPropertyStateContainer::getHandleForName( const OUString& _rPropertyName )
{
// look up the handle for the name
::cppu::IPropertyArrayHelper& rPH = getInfoHelper();
sal_Int32 nHandle = rPH.getHandleByName( _rPropertyName );
if ( -1 == nHandle )
throw UnknownPropertyException( lcl_getUnknownPropertyErrorMessage( _rPropertyName ), static_cast< XPropertyState* >( this ) );
return nHandle;
}
PropertyState SAL_CALL OPropertyStateContainer::getPropertyState( const OUString& _rPropertyName )
{
return getPropertyStateByHandle( getHandleForName( _rPropertyName ) );
}
Sequence< PropertyState > SAL_CALL OPropertyStateContainer::getPropertyStates( const Sequence< OUString >& _rPropertyNames )
{
sal_Int32 nProperties = _rPropertyNames.getLength();
Sequence< PropertyState> aStates( nProperties );
if ( !nProperties )
return aStates;
#ifdef DBG_UTIL
// precondition: property sequence is sorted (the algorithm below relies on this)
OSL_PRECOND(std::is_sorted(_rPropertyNames.begin(), _rPropertyNames.end(),
[](auto& lhs, auto& rhs) { return lhs.compareTo(rhs) < 0; }),
"OPropertyStateContainer::getPropertyStates: property sequence not sorted!" );
#endif
PropertyState* pStates = aStates.getArray();
cppu::IPropertyArrayHelper& rHelper = getInfoHelper();
Sequence< Property> aAllProperties = rHelper.getProperties();
#ifdef DBG_UTIL
OSL_ENSURE(std::is_sorted(aAllProperties.begin(), aAllProperties.end(),
[](auto& lhs, auto& rhs)
{ return lhs.Name.compareTo(rhs.Name) < 0; }),
"OPropertyStateContainer::getPropertyStates: all-properties not sorted!");
#endif
auto it = aAllProperties.begin();
const auto end = aAllProperties.end();
osl::MutexGuard aGuard( rBHelper.rMutex );
for (auto& propName : _rPropertyNames)
{
it = std::find_if(it, end, [&propName](auto& prop) { return prop.Name == propName; });
if (it == end)
throw UnknownPropertyException(lcl_getUnknownPropertyErrorMessage(propName),
static_cast<XPropertyState*>(this));
*pStates++ = getPropertyStateByHandle(it->Handle);
}
return aStates;
}
void SAL_CALL OPropertyStateContainer::setPropertyToDefault( const OUString& _rPropertyName )
{
setPropertyToDefaultByHandle( getHandleForName( _rPropertyName ) );
}
Any SAL_CALL OPropertyStateContainer::getPropertyDefault( const OUString& _rPropertyName )
{
Any aDefault;
getPropertyDefaultByHandle( getHandleForName( _rPropertyName ), aDefault );
return aDefault;
}
PropertyState OPropertyStateContainer::getPropertyStateByHandle( sal_Int32 _nHandle ) const
{
// simply compare the current and the default value
Any aCurrentValue;
getFastPropertyValue( aCurrentValue, _nHandle );
Any aDefaultValue;
getPropertyDefaultByHandle( _nHandle, aDefaultValue );
bool bEqual = uno_type_equalData(
const_cast< void* >( aCurrentValue.getValue() ), aCurrentValue.getValueType().getTypeLibType(),
const_cast< void* >( aDefaultValue.getValue() ), aDefaultValue.getValueType().getTypeLibType(),
reinterpret_cast< uno_QueryInterfaceFunc >(cpp_queryInterface),
reinterpret_cast< uno_ReleaseFunc >(cpp_release)
);
if ( bEqual )
return PropertyState_DEFAULT_VALUE;
else
return PropertyState_DIRECT_VALUE;
}
void OPropertyStateContainer::setPropertyToDefaultByHandle( sal_Int32 _nHandle )
{
Any aDefault;
getPropertyDefaultByHandle( _nHandle, aDefault );
setFastPropertyValue( _nHandle, aDefault );
}
} // namespace comphelper
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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