Files
libreoffice/xmloff/source/style/SinglePropertySetInfoCache.cxx
2011-11-27 13:27:50 -06:00

65 lines
2.4 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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*
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
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#include <cppuhelper/weakref.hxx>
#include <xmloff/SinglePropertySetInfoCache.hxx>
using namespace ::com::sun::star::uno;
using ::com::sun::star::beans::XPropertySet;
using ::com::sun::star::beans::XPropertySetInfo;
sal_Bool SinglePropertySetInfoCache::hasProperty(
const Reference< XPropertySet >& rPropSet,
Reference< XPropertySetInfo >& rPropSetInfo )
{
if( !rPropSetInfo.is() )
rPropSetInfo = rPropSet->getPropertySetInfo();
iterator aIter = find( rPropSetInfo );
if( aIter != end() )
{
return aIter->second;
}
bool bRet = rPropSetInfo->hasPropertyByName( sName );
// Check whether the property set info is destroyed if it is
// assigned to a weak reference only. If it is destroyed, then
// every instance of getPropertySetInfo returns a new object.
// Such property set infos must not be cached.
WeakReference < XPropertySetInfo > xWeakInfo( rPropSetInfo );
rPropSetInfo = 0;
rPropSetInfo = xWeakInfo;
if( rPropSetInfo.is() )
{
value_type aValue( rPropSetInfo, bRet );
insert( aValue );
}
return bRet;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */