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, 203 insertions, 0 deletions

diff --git a/comphelper/source/property/property.cxx b/comphelper/source/property/property.cxx
new file mode 100644
index 000000000..49a7a108f
--- /dev/null
+++ b/comphelper/source/property/property.cxx
@@ -0,0 +1,203 @@
+/* -*- 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/property.hxx>
+#include <comphelper/sequence.hxx>
+#include <osl/diagnose.h>
+#include <sal/log.hxx>
+
+#if OSL_DEBUG_LEVEL > 0
+    #include <cppuhelper/exc_hlp.hxx>
+    #include <com/sun/star/lang/XServiceInfo.hpp>
+    #include <typeinfo>
+#endif
+#include <com/sun/star/beans/PropertyAttribute.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/lang/IllegalArgumentException.hpp>
+#include <rtl/ustrbuf.hxx>
+#include <algorithm>
+
+
+namespace comphelper
+{
+
+    using ::com::sun::star::uno::Reference;
+    using ::com::sun::star::beans::XPropertySet;
+    using ::com::sun::star::beans::XPropertySetInfo;
+    using ::com::sun::star::beans::Property;
+    using ::com::sun::star::uno::Sequence;
+    using ::com::sun::star::uno::Exception;
+    using ::com::sun::star::uno::Any;
+    using ::com::sun::star::uno::Type;
+    using ::com::sun::star::uno::cpp_queryInterface;
+    using ::com::sun::star::uno::cpp_acquire;
+    using ::com::sun::star::uno::cpp_release;
+#if OSL_DEBUG_LEVEL > 0
+    using ::com::sun::star::lang::XServiceInfo;
+#endif
+    using ::com::sun::star::uno::UNO_QUERY;
+
+    namespace PropertyAttribute = ::com::sun::star::beans::PropertyAttribute;
+
+
+void copyProperties(const Reference<XPropertySet>& _rxSource,
+                    const Reference<XPropertySet>& _rxDest)
+{
+    if (!_rxSource.is() || !_rxDest.is())
+    {
+        OSL_FAIL("copyProperties: invalid arguments !");
+        return;
+    }
+
+    Reference< XPropertySetInfo > xSourceProps = _rxSource->getPropertySetInfo();
+    Reference< XPropertySetInfo > xDestProps = _rxDest->getPropertySetInfo();
+
+    const Sequence< Property > aSourceProps = xSourceProps->getProperties();
+    Property aDestProp;
+    for (const Property& rSourceProp : aSourceProps)
+    {
+        if ( xDestProps->hasPropertyByName(rSourceProp.Name) )
+        {
+            try
+            {
+                aDestProp = xDestProps->getPropertyByName(rSourceProp.Name);
+                if (0 == (aDestProp.Attributes & PropertyAttribute::READONLY) )
+                {
+                    const Any aSourceValue = _rxSource->getPropertyValue(rSourceProp.Name);
+                    if ( 0 != (aDestProp.Attributes & PropertyAttribute::MAYBEVOID) || aSourceValue.hasValue() )
+                        _rxDest->setPropertyValue(rSourceProp.Name, aSourceValue);
+                }
+            }
+            catch (Exception&)
+            {
+#if OSL_DEBUG_LEVEL > 0
+                OUStringBuffer aBuffer;
+                aBuffer.append( "::comphelper::copyProperties: could not copy property '" );
+                aBuffer.append(rSourceProp.Name );
+                aBuffer.append( "' to the destination set (a '" );
+
+                Reference< XServiceInfo > xSI( _rxDest, UNO_QUERY );
+                if ( xSI.is() )
+                {
+                    aBuffer.append( xSI->getImplementationName() );
+                }
+                else
+                {
+                    aBuffer.append( OUString::createFromAscii(typeid( *_rxDest ).name()) );
+                }
+                aBuffer.append( "' implementation).\n" );
+
+                Any aException( ::cppu::getCaughtException() );
+                aBuffer.append( "Caught an exception of type '" );
+                aBuffer.append( aException.getValueTypeName() );
+                aBuffer.append( "'" );
+
+                Exception aBaseException;
+                if ( ( aException >>= aBaseException ) && !aBaseException.Message.isEmpty() )
+                {
+                    aBuffer.append( ", saying '" );
+                    aBuffer.append( aBaseException.Message );
+                    aBuffer.append( "'" );
+                }
+                aBuffer.append( "." );
+
+                SAL_WARN( "comphelper", aBuffer.makeStringAndClear() );
+#endif
+            }
+        }
+    }
+}
+
+
+bool hasProperty(const OUString& _rName, const Reference<XPropertySet>& _rxSet)
+{
+    if (_rxSet.is())
+    {
+        //  XPropertySetInfoRef xInfo(rxSet->getPropertySetInfo());
+        return _rxSet->getPropertySetInfo()->hasPropertyByName(_rName);
+    }
+    return false;
+}
+
+
+void RemoveProperty(Sequence<Property>& _rProps, const OUString& _rPropName)
+{
+    // binary search
+    Property aNameProp(_rPropName, 0, Type(), 0);
+    const Property* pResult = std::lower_bound(std::cbegin(_rProps), std::cend(_rProps), aNameProp, PropertyCompareByName());
+
+    if ( pResult != std::cend(_rProps) && pResult->Name == _rPropName)
+    {
+        removeElementAt(_rProps, pResult - std::cbegin(_rProps));
+    }
+}
+
+
+void ModifyPropertyAttributes(Sequence<Property>& seqProps, const OUString& sPropName, sal_Int16 nAddAttrib, sal_Int16 nRemoveAttrib)
+{
+    // binary search
+    auto [begin, end] = asNonConstRange(seqProps);
+    Property aNameProp(sPropName, 0, Type(), 0);
+    Property* pResult = std::lower_bound(begin, end, aNameProp, PropertyCompareByName());
+
+    if ( (pResult != end) && (pResult->Name == sPropName) )
+    {
+        pResult->Attributes |= nAddAttrib;
+        pResult->Attributes &= ~nRemoveAttrib;
+    }
+}
+
+
+bool tryPropertyValue(Any& _rConvertedValue, Any& _rOldValue, const Any& _rValueToSet, const Any& _rCurrentValue, const Type& _rExpectedType)
+{
+    bool bModified(false);
+    if (_rCurrentValue.getValue() != _rValueToSet.getValue())
+    {
+        if ( _rValueToSet.hasValue() && ( !_rExpectedType.equals( _rValueToSet.getValueType() ) ) )
+        {
+            _rConvertedValue = Any( nullptr, _rExpectedType.getTypeLibType() );
+
+            if  ( !uno_type_assignData(
+                    const_cast< void* >( _rConvertedValue.getValue() ), _rConvertedValue.getValueType().getTypeLibType(),
+                    const_cast< void* >( _rValueToSet.getValue() ), _rValueToSet.getValueType().getTypeLibType(),
+                    reinterpret_cast< uno_QueryInterfaceFunc >(
+                        cpp_queryInterface),
+                    reinterpret_cast< uno_AcquireFunc >(cpp_acquire),
+                    reinterpret_cast< uno_ReleaseFunc >(cpp_release)
+                  )
+                )
+                throw css::lang::IllegalArgumentException();
+        }
+        else
+            _rConvertedValue = _rValueToSet;
+
+        if ( _rCurrentValue != _rConvertedValue )
+        {
+            _rOldValue = _rCurrentValue;
+            bModified = true;
+        }
+    }
+    return bModified;
+}
+
+
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */