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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 "MultiPropertySetHelper.hxx"
#include <com/sun/star/beans/XPropertySetInfo.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/beans/XMultiPropertySet.hpp>
using ::com::sun::star::beans::XMultiPropertySet;
using ::com::sun::star::beans::XPropertySet;
using ::com::sun::star::beans::XPropertySetInfo;
using ::com::sun::star::uno::Any;
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::UNO_QUERY;
MultiPropertySetHelper::MultiPropertySetHelper(
const sal_Char** pNames ) :
pPropertyNames( nullptr ),
nLength( 0 ),
aPropertySequence(),
pSequenceIndex( nullptr ),
aValues(),
pValues( nullptr )
{
// first count the elements
for( const sal_Char** pPtr = pNames; *pPtr != nullptr; pPtr++ )
nLength++;
// allocate array and create strings
pPropertyNames = new OUString[nLength];
for( sal_Int16 i = 0; i < nLength; i++ )
pPropertyNames[i] = OUString::createFromAscii( pNames[i] );
}
MultiPropertySetHelper::~MultiPropertySetHelper()
{
pValues = nullptr; // memory 'owned' by aValues
delete[] pSequenceIndex;
delete[] pPropertyNames;
}
void MultiPropertySetHelper::hasProperties(
const Reference<XPropertySetInfo> & rInfo )
{
DBG_ASSERT( rInfo.is(), "I'd really like an XPropertySetInfo here." );
// allocate sequence index
if ( nullptr == pSequenceIndex )
pSequenceIndex = new sal_Int16[nLength] ;
// construct pSequenceIndex
sal_Int16 nNumberOfProperties = 0;
sal_Int16 i;
for( i = 0; i < nLength; i++ )
{
// ask for property
bool bHasProperty =
rInfo->hasPropertyByName( pPropertyNames[i] );
// set index and increment (if appropriate)
pSequenceIndex[i]= bHasProperty ? nNumberOfProperties : -1;
if ( bHasProperty )
nNumberOfProperties++;
}
// construct property sequence from index array
if ( aPropertySequence.getLength() != nNumberOfProperties )
aPropertySequence.realloc( nNumberOfProperties );
OUString* pPropertySequence = aPropertySequence.getArray();
for( i = 0; i < nLength; i ++ )
{
sal_Int16 nIndex = pSequenceIndex[i];
if ( nIndex != -1 )
pPropertySequence[nIndex] = pPropertyNames[i];
}
}
bool MultiPropertySetHelper::checkedProperties()
{
return (nullptr != pSequenceIndex);
}
void MultiPropertySetHelper::getValues(
const Reference<XMultiPropertySet> & rMultiPropertySet )
{
DBG_ASSERT( rMultiPropertySet.is(), "We need an XMultiPropertySet." );
aValues = rMultiPropertySet->getPropertyValues( aPropertySequence );
pValues = aValues.getConstArray();
}
void MultiPropertySetHelper::getValues(
const Reference<XPropertySet> & rPropertySet )
{
DBG_ASSERT( rPropertySet.is(), "We need an XPropertySet." );
// re-alloc aValues (if necessary) and fill with values from XPropertySet
sal_Int16 nSupportedPropertiesCount =
(sal_Int16)aPropertySequence.getLength();
if ( aValues.getLength() != nSupportedPropertiesCount )
aValues.realloc( nSupportedPropertiesCount );
Any* pMutableArray = aValues.getArray();
for( sal_Int16 i = 0; i < nSupportedPropertiesCount; i++ )
{
pMutableArray[i] = rPropertySet->getPropertyValue(
pPropertyNames[ pSequenceIndex[ i ] ] );
}
// re-establish pValues pointer
pValues = aValues.getConstArray();
}
const Any& MultiPropertySetHelper::getValue( sal_Int16 nIndex,
const Reference< XPropertySet> & rPropSet,
bool bTryMulti )
{
if( !pValues )
{
if( bTryMulti )
{
Reference < XMultiPropertySet > xMultiPropSet( rPropSet,
UNO_QUERY );
if( xMultiPropSet.is() )
getValues( xMultiPropSet );
else
getValues( rPropSet );
}
else
{
getValues( rPropSet );
}
}
return getValue( nIndex );
}
const Any& MultiPropertySetHelper::getValue( sal_Int16 nIndex,
const Reference< XMultiPropertySet> & rMultiPropSet )
{
if( !pValues )
getValues( rMultiPropSet );
return getValue( nIndex );
}
// inline methods defined in header:
// inline Any& MultiPropertySetHelper::getValue( sal_Int16 nIndex )
// inline sal_Bool MultiPropertySetHelper::hasProperty( sal_Int16 nValueNo )
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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