initial checkin - helper class for build maps whichs keys are interface references
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Frank Schönheit
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xmloff/source/forms/ifacecompare.hxx
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117
xmloff/source/forms/ifacecompare.hxx
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/*************************************************************************
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*
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* $RCSfile: ifacecompare.hxx,v $
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*
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* $Revision: 1.1 $
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*
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* last change: $Author: fs $ $Date: 2000-12-13 10:37:19 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc..
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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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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#ifndef _COMPHELPER_STLTYPES_HXX_
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#include <comphelper/stl_types.hxx>
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#endif
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#ifndef _COM_SUN_STAR_BEANS_XPROPERTYSET_HPP_
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#include <com/sun/star/beans/XPropertySet.hpp>
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#endif
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#ifndef _COM_SUN_STAR_DRAWING_XDRAWPAGE_HPP_
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#include <com/sun/star/drawing/XDrawPage.hpp>
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#endif
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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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/*************************************************************************
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* history:
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* $Log: not supported by cvs2svn $
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*
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* Revision 1.0 13.12.00 10:06:14 fs
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************************************************************************/
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