215 lines
7.9 KiB
C++
215 lines
7.9 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <comphelper/property.hxx>
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#include <comphelper/sequence.hxx>
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#include <comphelper/types.hxx>
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#include <osl/diagnose.h>
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#if OSL_DEBUG_LEVEL > 0
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#include <rtl/strbuf.hxx>
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#include <cppuhelper/exc_hlp.hxx>
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#include <osl/thread.h>
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#include <com/sun/star/lang/XServiceInfo.hpp>
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#include <typeinfo>
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#endif
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#include <com/sun/star/beans/PropertyAttribute.hpp>
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#include <com/sun/star/lang/IllegalArgumentException.hpp>
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#include <com/sun/star/uno/genfunc.h>
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#include <algorithm>
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namespace comphelper
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{
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using ::com::sun::star::uno::Reference;
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using ::com::sun::star::beans::XPropertySet;
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using ::com::sun::star::beans::XPropertySetInfo;
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using ::com::sun::star::beans::Property;
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using ::com::sun::star::uno::Sequence;
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using ::com::sun::star::uno::Exception;
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using ::com::sun::star::uno::Any;
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using ::com::sun::star::uno::Type;
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using ::com::sun::star::uno::cpp_queryInterface;
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using ::com::sun::star::uno::cpp_acquire;
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using ::com::sun::star::uno::cpp_release;
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#if OSL_DEBUG_LEVEL > 0
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using ::com::sun::star::lang::XServiceInfo;
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#endif
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using ::com::sun::star::uno::UNO_QUERY;
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namespace PropertyAttribute = ::com::sun::star::beans::PropertyAttribute;
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void copyProperties(const Reference<XPropertySet>& _rxSource,
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const Reference<XPropertySet>& _rxDest)
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{
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if (!_rxSource.is() || !_rxDest.is())
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{
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OSL_FAIL("copyProperties: invalid arguments !");
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return;
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}
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Reference< XPropertySetInfo > xSourceProps = _rxSource->getPropertySetInfo();
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Reference< XPropertySetInfo > xDestProps = _rxDest->getPropertySetInfo();
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Sequence< Property > aSourceProps = xSourceProps->getProperties();
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const Property* pSourceProps = aSourceProps.getConstArray();
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Property aDestProp;
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for (sal_Int32 i=0; i<aSourceProps.getLength(); ++i, ++pSourceProps)
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{
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if ( xDestProps->hasPropertyByName(pSourceProps->Name) )
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{
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try
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{
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aDestProp = xDestProps->getPropertyByName(pSourceProps->Name);
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if (0 == (aDestProp.Attributes & PropertyAttribute::READONLY) )
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{
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const Any aSourceValue = _rxSource->getPropertyValue(pSourceProps->Name);
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if ( 0 != (aDestProp.Attributes & PropertyAttribute::MAYBEVOID) || aSourceValue.hasValue() )
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_rxDest->setPropertyValue(pSourceProps->Name, aSourceValue);
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}
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}
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catch (Exception&)
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{
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#if OSL_DEBUG_LEVEL > 0
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OStringBuffer aBuffer;
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aBuffer.append( "::comphelper::copyProperties: could not copy property '" );
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aBuffer.append( OString( pSourceProps->Name.getStr(), pSourceProps->Name.getLength(), RTL_TEXTENCODING_ASCII_US ) );
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aBuffer.append( "' to the destination set (a '" );
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Reference< XServiceInfo > xSI( _rxDest, UNO_QUERY );
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if ( xSI.is() )
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{
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aBuffer.append( OUStringToOString( xSI->getImplementationName(), osl_getThreadTextEncoding() ) );
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}
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else
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{
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aBuffer.append( typeid( *_rxDest.get() ).name() );
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}
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aBuffer.append( "' implementation).\n" );
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Any aException( ::cppu::getCaughtException() );
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aBuffer.append( "Caught an exception of type '" );
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OUString sExceptionType( aException.getValueTypeName() );
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aBuffer.append( OString( sExceptionType.getStr(), sExceptionType.getLength(), RTL_TEXTENCODING_ASCII_US ) );
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aBuffer.append( "'" );
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Exception aBaseException;
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if ( ( aException >>= aBaseException ) && !aBaseException.Message.isEmpty() )
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{
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aBuffer.append( ", saying '" );
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aBuffer.append( OString( aBaseException.Message.getStr(), aBaseException.Message.getLength(), osl_getThreadTextEncoding() ) );
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aBuffer.append( "'" );
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}
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aBuffer.append( "." );
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OSL_FAIL( aBuffer.getStr() );
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#endif
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}
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}
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}
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}
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bool hasProperty(const OUString& _rName, const Reference<XPropertySet>& _rxSet)
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{
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if (_rxSet.is())
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{
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// XPropertySetInfoRef xInfo(rxSet->getPropertySetInfo());
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return _rxSet->getPropertySetInfo()->hasPropertyByName(_rName);
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}
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return false;
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}
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void RemoveProperty(Sequence<Property>& _rProps, const OUString& _rPropName)
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{
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sal_Int32 nLen = _rProps.getLength();
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// binaere Suche
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const Property* pProperties = _rProps.getConstArray();
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Property aNameProp(_rPropName, 0, Type(), 0);
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const Property* pResult = ::std::lower_bound(pProperties, pProperties + nLen, aNameProp, PropertyCompareByName());
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// gefunden ?
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if ( pResult && (pResult != pProperties + nLen) && (pResult->Name == _rPropName) )
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{
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OSL_ENSURE(pResult->Name.equals(_rPropName), "::RemoveProperty Properties nicht sortiert");
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removeElementAt(_rProps, pResult - pProperties);
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}
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}
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void ModifyPropertyAttributes(Sequence<Property>& seqProps, const OUString& sPropName, sal_Int16 nAddAttrib, sal_Int16 nRemoveAttrib)
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{
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sal_Int32 nLen = seqProps.getLength();
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// binaere Suche
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Property* pProperties = seqProps.getArray();
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Property aNameProp(sPropName, 0, Type(), 0);
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Property* pResult = ::std::lower_bound(pProperties, pProperties + nLen, aNameProp, PropertyCompareByName());
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// gefunden ?
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if ( pResult && (pResult != pProperties + nLen) && (pResult->Name == sPropName) )
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{
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pResult->Attributes |= nAddAttrib;
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pResult->Attributes &= ~nRemoveAttrib;
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}
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}
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bool tryPropertyValue(Any& _rConvertedValue, Any& _rOldValue, const Any& _rValueToSet, const Any& _rCurrentValue, const Type& _rExpectedType)
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{
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bool bModified(false);
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if (_rCurrentValue.getValue() != _rValueToSet.getValue())
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{
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if ( _rValueToSet.hasValue() && ( !_rExpectedType.equals( _rValueToSet.getValueType() ) ) )
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{
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_rConvertedValue = Any( nullptr, _rExpectedType.getTypeLibType() );
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if ( !uno_type_assignData(
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const_cast< void* >( _rConvertedValue.getValue() ), _rConvertedValue.getValueType().getTypeLibType(),
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const_cast< void* >( _rValueToSet.getValue() ), _rValueToSet.getValueType().getTypeLibType(),
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reinterpret_cast< uno_QueryInterfaceFunc >(
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cpp_queryInterface),
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reinterpret_cast< uno_AcquireFunc >(cpp_acquire),
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reinterpret_cast< uno_ReleaseFunc >(cpp_release)
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)
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)
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throw css::lang::IllegalArgumentException();
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}
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else
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_rConvertedValue = _rValueToSet;
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if ( _rCurrentValue != _rConvertedValue )
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{
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_rOldValue = _rCurrentValue;
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bModified = true;
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}
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}
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return bModified;
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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