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libreoffice/xmloff/source/forms/ifacecompare.hxx
Rüdiger Timm 65273f054d INTEGRATION: CWS rt15 (1.2.142); FILE MERGED
2006/06/27 09:03:27 rt 1.2.142.1: #i54459# CVS history removed from file.
2006-07-25 08:25:07 +00:00

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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: ifacecompare.hxx,v $
*
* $Revision: 1.3 $
*
* last change: $Author: rt $ $Date: 2006-07-25 09:25:07 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#ifndef _XMLOFF_FORMS_IFACECOMPARE_HXX_
#define _XMLOFF_FORMS_IFACECOMPARE_HXX_
#ifndef _COMPHELPER_STLTYPES_HXX_
#include <comphelper/stl_types.hxx>
#endif
#ifndef _COM_SUN_STAR_BEANS_XPROPERTYSET_HPP_
#include <com/sun/star/beans/XPropertySet.hpp>
#endif
#ifndef _COM_SUN_STAR_DRAWING_XDRAWPAGE_HPP_
#include <com/sun/star/drawing/XDrawPage.hpp>
#endif
//.........................................................................
namespace xmloff
{
//.........................................................................
//=====================================================================
//= OInterfaceCompare
//=====================================================================
/** is stl-compliant structure for comparing Reference&lt; &lt;iface&gt; &gt; instances
*/
template < class IAFCE >
struct OInterfaceCompare
:public ::std::binary_function < ::com::sun::star::uno::Reference< IAFCE >
, ::com::sun::star::uno::Reference< IAFCE >
, bool
>
{
bool operator() (const ::com::sun::star::uno::Reference< IAFCE >& lhs, const ::com::sun::star::uno::Reference< IAFCE >& rhs) const
{
return lhs.get() < rhs.get();
// this does not make any sense if you see the semantics of the pointer returned by get:
// It's a pointer to a point in memory where an interface implementation lies.
// But for our purpose (provide a reliable less-operator which can be used with the STL), this is
// sufficient ....
}
};
typedef OInterfaceCompare< ::com::sun::star::beans::XPropertySet > OPropertySetCompare;
typedef OInterfaceCompare< ::com::sun::star::drawing::XDrawPage > ODrawPageCompare;
//.........................................................................
} // namespace xmloff
//.........................................................................
#endif // _XMLOFF_FORMS_IFACECOMPARE_HXX_