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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;
+ using namespace ::com::sun::star::lang;
+
+ 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)
+ {
+ const OUString* pNames = _rPropertyNames.getConstArray();
+ const OUString* pNamesCompare = pNames + 1;
+ const OUString* pNamesEnd = _rPropertyNames.getConstArray() + _rPropertyNames.getLength();
+ for ( ; pNamesCompare != pNamesEnd; ++pNames, ++pNamesCompare )
+ OSL_PRECOND( pNames->compareTo( *pNamesCompare ) < 0,
+ "OPropertyStateContainer::getPropertyStates: property sequence not sorted!" );
+ }
+#endif
+
+ const OUString* pLookup = _rPropertyNames.getConstArray();
+ const OUString* pLookupEnd = pLookup + nProperties;
+ PropertyState* pStates = aStates.getArray();
+
+ cppu::IPropertyArrayHelper& rHelper = getInfoHelper();
+ Sequence< Property> aAllProperties = rHelper.getProperties();
+ sal_Int32 nAllProperties = aAllProperties.getLength();
+ const Property* pAllProperties = aAllProperties.getConstArray();
+ const Property* pAllPropertiesEnd = pAllProperties + nAllProperties;
+
+ osl::MutexGuard aGuard( rBHelper.rMutex );
+ for ( ; ( pAllProperties != pAllPropertiesEnd ) && ( pLookup != pLookupEnd ); ++pAllProperties )
+ {
+#ifdef DBG_UTIL
+ if ( pAllProperties < pAllPropertiesEnd - 1 )
+ OSL_ENSURE( pAllProperties->Name.compareTo( (pAllProperties + 1)->Name ) < 0,
+ "OPropertyStateContainer::getPropertyStates: all-properties not sorted!" );
+#endif
+ if ( pAllProperties->Name == *pLookup )
+ {
+ *pStates++ = getPropertyState( *pLookup );
+ ++pLookup;
+ }
+ }
+
+ if ( pLookup != pLookupEnd )
+ // we run out of properties from the IPropertyArrayHelper, but still have properties to lookup
+ // -> we were asked for a nonexistent property
+ throw UnknownPropertyException( lcl_getUnknownPropertyErrorMessage( *pLookup ), static_cast< XPropertyState* >( this ) );
+
+ 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: */