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
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+++ 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: */