Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 180 insertions, 0 deletions

diff --git a/comphelper/source/property/propertystatecontainer.cxx b/comphelper/source/property/propertystatecontainer.cxx
new file mode 100644
index 000000000..e83d4752a
--- /dev/null
+++ b/comphelper/source/property/propertystatecontainer.cxx
@@ -0,0 +1,180 @@
+/* -*- 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 <comphelper/propertystatecontainer.hxx>
+#include <rtl/ustrbuf.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( const OUString& _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 "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: */