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26 
27 #ifndef DBACCESS_OPTIONALBOOLITEM_HXX
28 #define DBACCESS_OPTIONALBOOLITEM_HXX
29 
30 #include <svl/poolitem.hxx>
31 
32 #include <boost/optional.hpp>
33 
34 //........................................................................
35 namespace dbaui
36 {
37 //........................................................................
38 
39 	//====================================================================
40 	//= OptionalBoolItem
41 	//====================================================================
42     class OptionalBoolItem : public SfxPoolItem
43 	{
44         ::boost::optional< bool >   m_aValue;
45 
46     public:
47 	    TYPEINFO();
48 	    OptionalBoolItem( sal_Int16 nWhich );
49 	    OptionalBoolItem( const OptionalBoolItem& _rSource );
50 
51 	    virtual int 			 operator==( const SfxPoolItem& _rItem ) const;
52 	    virtual SfxPoolItem*	 Clone( SfxItemPool* _pPool = NULL ) const;
53 
54         bool    HasValue() const                { return !!m_aValue; }
55         void    ClearValue()                    { m_aValue.reset(); }
56         bool    GetValue() const                { return *m_aValue; }
57         void    SetValue( const bool _bValue )  { m_aValue.reset( _bValue ); }
58 
59         const ::boost::optional< bool >&
60             GetFullValue() const { return m_aValue; }
61 	};
62 
63 //........................................................................
64 } // namespace dbaui
65 //........................................................................
66 
67 #endif // DBACCESS_OPTIONALBOOLITEM_HXX
68