Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

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

1 files changed, 158 insertions, 0 deletions

diff --git a/forms/source/xforms/propertysetbase.cxx b/forms/source/xforms/propertysetbase.cxx
new file mode 100644
index 000000000..0b0787c49
--- /dev/null
+++ b/forms/source/xforms/propertysetbase.cxx
@@ -0,0 +1,158 @@
+/* -*- 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 "propertysetbase.hxx"
+
+#include <com/sun/star/beans/XMultiPropertySet.hpp>
+#include <com/sun/star/uno/Reference.hxx>
+
+using com::sun::star::uno::Any;
+using com::sun::star::uno::Reference;
+using com::sun::star::uno::Exception;
+using com::sun::star::lang::IllegalArgumentException;
+using com::sun::star::beans::Property;
+using com::sun::star::beans::XPropertySetInfo;
+
+PropertyAccessorBase::~PropertyAccessorBase()
+{
+}
+
+PropertySetBase::PropertySetBase( )
+{
+}
+
+PropertySetBase::~PropertySetBase( )
+{
+}
+
+cppu::IPropertyArrayHelper& SAL_CALL PropertySetBase::getInfoHelper()
+{
+    if ( !m_pProperties )
+    {
+        OSL_ENSURE( !m_aProperties.empty(), "PropertySetBase::getInfoHelper: no registered properties!" );
+        m_pProperties.reset(new cppu::OPropertyArrayHelper( m_aProperties.data(), m_aProperties.size(), false ));
+    }
+    return *m_pProperties;
+}
+
+Reference< XPropertySetInfo > SAL_CALL PropertySetBase::getPropertySetInfo(  )
+{
+    return cppu::OPropertySetHelper::createPropertySetInfo( getInfoHelper() );
+}
+
+void PropertySetBase::registerProperty( const Property& rProperty,
+    const ::rtl::Reference< PropertyAccessorBase >& rAccessor )
+{
+    OSL_ENSURE(rAccessor,
+               "PropertySetBase::registerProperty: invalid property accessor, this will crash!");
+    m_aAccessors.emplace( rProperty.Handle, rAccessor );
+
+    OSL_ENSURE( rAccessor->isWriteable()
+                == ( ( rProperty.Attributes & css::beans::PropertyAttribute::READONLY ) == 0 ),
+        "PropertySetBase::registerProperty: inconsistence!" );
+
+    m_aProperties.push_back( rProperty );
+}
+
+void PropertySetBase::notifyAndCachePropertyValue( sal_Int32 nHandle )
+{
+    ::osl::ClearableMutexGuard aGuard( GetMutex() );
+
+    PropertyValueCache::iterator aPos = m_aCache.find( nHandle );
+    if ( aPos == m_aCache.end() )
+    {   // method has never before been invoked for this property
+        try
+        {
+            // determine the type of this property
+            ::cppu::IPropertyArrayHelper& rPropertyMetaData = getInfoHelper();
+            OUString sPropName;
+            OSL_VERIFY( rPropertyMetaData.fillPropertyMembersByHandle( &sPropName, nullptr, nHandle ) );
+            Property aProperty = rPropertyMetaData.getPropertyByName( sPropName );
+            // default construct a value of this type
+            Any aEmptyValue( nullptr, aProperty.Type );
+            // insert into the cache
+            aPos = m_aCache.emplace( nHandle, aEmptyValue ).first;
+        }
+        catch( const Exception& )
+        {
+            OSL_FAIL( "PropertySetBase::notifyAndCachePropertyValue: this is not expected to fail!" );
+        }
+    }
+    Any aOldValue = aPos->second;
+    // determine the current value
+    Any aNewValue;
+    getFastPropertyValue( aNewValue, nHandle );
+    // remember the old value
+    aPos->second = aNewValue;
+
+    aGuard.clear();
+    if ( aNewValue != aOldValue )
+        firePropertyChange( nHandle, aNewValue, aOldValue );
+}
+
+void PropertySetBase::initializePropertyValueCache( sal_Int32 nHandle )
+{
+    Any aCurrentValue;
+    getFastPropertyValue( aCurrentValue, nHandle );
+
+    ::std::pair< PropertyValueCache::iterator, bool > aInsertResult =
+          m_aCache.emplace( nHandle, aCurrentValue );
+    OSL_ENSURE( aInsertResult.second, "PropertySetBase::initializePropertyValueCache: already cached a value for this property!" );
+}
+
+PropertyAccessorBase& PropertySetBase::locatePropertyHandler( sal_Int32 nHandle ) const
+{
+    PropertyAccessors::const_iterator aPropertyPos = m_aAccessors.find( nHandle );
+    OSL_ENSURE( aPropertyPos != m_aAccessors.end() && aPropertyPos->second,
+        "PropertySetBase::locatePropertyHandler: accessor map is corrupted!" );
+        // neither should this be called for handles where there is no accessor, nor should a
+        // NULL accessor be in the map
+    return *aPropertyPos->second;
+}
+
+sal_Bool SAL_CALL PropertySetBase::convertFastPropertyValue( Any& rConvertedValue, Any& rOldValue, sal_Int32 nHandle,
+    const Any& rValue )
+{
+    PropertyAccessorBase& rAccessor = locatePropertyHandler( nHandle );
+    if ( !rAccessor.approveValue( rValue ) )
+        throw IllegalArgumentException( OUString(), *this, 0 );
+
+    rAccessor.getValue( rOldValue );
+    if ( rOldValue != rValue )
+    {
+        rConvertedValue = rValue;   // no conversion at all
+        return true;
+    }
+    return false;
+}
+
+void SAL_CALL PropertySetBase::setFastPropertyValue_NoBroadcast( sal_Int32 nHandle, const Any& rValue )
+{
+    PropertyAccessorBase& rAccessor = locatePropertyHandler( nHandle );
+    rAccessor.setValue( rValue );
+}
+
+void SAL_CALL PropertySetBase::getFastPropertyValue( Any& rValue, sal_Int32 nHandle ) const
+{
+    PropertyAccessorBase& rAccessor = locatePropertyHandler( nHandle );
+    rAccessor.getValue( rValue );
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */