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-rw-r--r--xmloff/source/style/MultiPropertySetHelper.cxx169
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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>
+
+#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 ),
+ 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: */