eee0eaf1b2
2008/04/01 16:09:47 thb 1.3.316.3: #i85898# Stripping all external header guards 2008/04/01 13:04:51 thb 1.3.316.2: #i85898# Stripping all external header guards 2008/03/31 16:28:12 rt 1.3.316.1: #i87441# Change license header to LPGL v3.
74 lines
3.1 KiB
C++
74 lines
3.1 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: ifacecompare.hxx,v $
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* $Revision: 1.4 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#ifndef _XMLOFF_FORMS_IFACECOMPARE_HXX_
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#define _XMLOFF_FORMS_IFACECOMPARE_HXX_
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#include <comphelper/stl_types.hxx>
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#include <com/sun/star/beans/XPropertySet.hpp>
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#include <com/sun/star/drawing/XDrawPage.hpp>
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//.........................................................................
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namespace xmloff
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{
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//.........................................................................
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//=====================================================================
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//= OInterfaceCompare
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//=====================================================================
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/** is stl-compliant structure for comparing Reference< <iface> > instances
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*/
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template < class IAFCE >
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struct OInterfaceCompare
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:public ::std::binary_function < ::com::sun::star::uno::Reference< IAFCE >
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, ::com::sun::star::uno::Reference< IAFCE >
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, bool
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>
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{
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bool operator() (const ::com::sun::star::uno::Reference< IAFCE >& lhs, const ::com::sun::star::uno::Reference< IAFCE >& rhs) const
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{
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return lhs.get() < rhs.get();
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// this does not make any sense if you see the semantics of the pointer returned by get:
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// It's a pointer to a point in memory where an interface implementation lies.
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// But for our purpose (provide a reliable less-operator which can be used with the STL), this is
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// sufficient ....
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}
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};
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typedef OInterfaceCompare< ::com::sun::star::beans::XPropertySet > OPropertySetCompare;
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typedef OInterfaceCompare< ::com::sun::star::drawing::XDrawPage > ODrawPageCompare;
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//.........................................................................
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} // namespace xmloff
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//.........................................................................
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#endif // _XMLOFF_FORMS_IFACECOMPARE_HXX_
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