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Diffstat (limited to '')
| -rw-r--r-- | xmloff/source/style/MultiPropertySetHelper.cxx | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/xmloff/source/style/MultiPropertySetHelper.cxx b/xmloff/source/style/MultiPropertySetHelper.cxx new file mode 100644 index 000000000..f8efe405c --- /dev/null +++ b/xmloff/source/style/MultiPropertySetHelper.cxx @@ -0,0 +1,171 @@ +/* -*- 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> + +#include <sal/log.hxx> + +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 char** pNames ) : + nLength( 0 ), + aPropertySequence(), + aValues(), + pValues( nullptr ) +{ + // first count the elements + for( const char** pPtr = pNames; *pPtr != nullptr; pPtr++ ) + nLength++; + + // allocate array and create strings + pPropertyNames.reset( 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 +} + + +void MultiPropertySetHelper::hasProperties( + const Reference<XPropertySetInfo> & rInfo ) +{ + SAL_WARN_IF( !rInfo.is(), "xmloff", "I'd really like an XPropertySetInfo here." ); + + // allocate sequence index + if ( !pSequenceIndex ) + pSequenceIndex.reset( 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 ) +{ + SAL_WARN_IF( !rMultiPropertySet.is(), "xmloff", "We need an XMultiPropertySet." ); + + aValues = rMultiPropertySet->getPropertyValues( aPropertySequence ); + pValues = aValues.getConstArray(); +} + +void MultiPropertySetHelper::getValues( + const Reference<XPropertySet> & rPropertySet ) +{ + SAL_WARN_IF( !rPropertySet.is(), "xmloff", "We need an XPropertySet." ); + + // re-alloc aValues (if necessary) and fill with values from XPropertySet + sal_Int16 nSupportedPropertiesCount = + static_cast<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: */ |