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       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #ifndef DBACCESS_OPTIONALBOOLITEM_HXX
      21             : #define DBACCESS_OPTIONALBOOLITEM_HXX
      22             : 
      23             : #include <svl/poolitem.hxx>
      24             : 
      25             : #include <boost/optional.hpp>
      26             : 
      27             : //........................................................................
      28             : namespace dbaui
      29             : {
      30             : //........................................................................
      31             : 
      32             :     //====================================================================
      33             :     //= OptionalBoolItem
      34             :     //====================================================================
      35           0 :     class OptionalBoolItem : public SfxPoolItem
      36             :     {
      37             :         ::boost::optional< bool >   m_aValue;
      38             : 
      39             :     public:
      40             :         TYPEINFO();
      41             :         OptionalBoolItem( sal_Int16 nWhich );
      42             :         OptionalBoolItem( const OptionalBoolItem& _rSource );
      43             : 
      44             :         virtual int              operator==( const SfxPoolItem& _rItem ) const;
      45             :         virtual SfxPoolItem*     Clone( SfxItemPool* _pPool = NULL ) const;
      46             : 
      47           0 :         bool    HasValue() const                { return !!m_aValue; }
      48           0 :         void    ClearValue()                    { m_aValue.reset(); }
      49           0 :         bool    GetValue() const                { return *m_aValue; }
      50           0 :         void    SetValue( const bool _bValue )  { m_aValue.reset( _bValue ); }
      51             : 
      52             :         const ::boost::optional< bool >&
      53           0 :             GetFullValue() const { return m_aValue; }
      54             :     };
      55             : 
      56             : //........................................................................
      57             : } // namespace dbaui
      58             : //........................................................................
      59             : 
      60             : #endif // DBACCESS_OPTIONALBOOLITEM_HXX
      61             : 
      62             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */