dbaccess/source/ui/misc/propertystorage.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_dbaccess.hxx"
  33
  34 #include "propertystorage.hxx"
  35
  36 /** === begin UNO includes === **/
  37 /** === end UNO includes === **/
  38
  39 #include <svtools/itemset.hxx>
  40 #include <svtools/stritem.hxx>
  41 #include <svtools/eitem.hxx>
  42
  43 #include <memory>
  44
  45 //........................................................................
  46 namespace dbaui
  47 {
  48 //........................................................................
  49
  50     /** === begin UNO using === **/
  51     using ::com::sun::star::uno::Reference;
  52     using ::com::sun::star::uno::XInterface;
  53     using ::com::sun::star::uno::UNO_QUERY;
  54     using ::com::sun::star::uno::Exception;
  55     using ::com::sun::star::uno::RuntimeException;
  56     using ::com::sun::star::uno::Any;
  57     using ::com::sun::star::uno::makeAny;
  58     /** === end UNO using === **/
  59
  60     //====================================================================
  61     //= PropertyStorage
  62     //====================================================================
  63     //--------------------------------------------------------------------
  64     PropertyStorage::~PropertyStorage()
  65     {
  66     }
  67
  68     //====================================================================
  69     //= helper
  70     //====================================================================
  71     namespace
  72     {
  73         //----------------------------------------------------------------
  74         template < class ITEMTYPE, class UNOTYPE >
  75         class ItemAdapter
  76         {
  77         public:
  78             static bool trySet( SfxItemSet& _rSet, ItemId _nItemId, const Any& _rValue )
  79             {
  80                 const SfxPoolItem& rItem( _rSet.Get( _nItemId ) );
  81                 const ITEMTYPE* pTypedItem = dynamic_cast< const ITEMTYPE* >( &rItem );
  82                 if ( !pTypedItem )
  83                     return false;
  84
  85                 UNOTYPE aValue( pTypedItem->GetValue() );
  86                 OSL_VERIFY( _rValue >>= aValue );
  87                 // TODO: one could throw an IllegalArgumentException here - finally, this method
  88                 // is (to be) used from within an XPropertySet::setPropertyValue implementation,
  89                 // where this would be the appropriate reaction on wrong value types
  90                 ::std::auto_ptr< ITEMTYPE > pClone( dynamic_cast< ITEMTYPE* >( pTypedItem->Clone() ) );
  91                 pClone->SetValue( aValue );
  92                 _rSet.Put( *pClone );
  93                 return true;
  94             }
  95
  96             static bool tryGet( const SfxPoolItem& _rItem, Any& _out_rValue )
  97             {
  98                 const ITEMTYPE* pTypedItem = dynamic_cast< const ITEMTYPE* >( &_rItem );
  99                 if ( !pTypedItem )
 100                     return false;
 101
 102                 _out_rValue <<= UNOTYPE( pTypedItem->GetValue() );
 103                 return true;
 104             }
 105         };
 106     }
 107
 108     //====================================================================
 109     //= SetItemPropertyStorage
 110     //====================================================================
 111     //--------------------------------------------------------------------
 112     void SetItemPropertyStorage::getPropertyValue( Any& _out_rValue ) const
 113     {
 114         const SfxPoolItem& rItem( m_rItemSet.Get( m_nItemID ) );
 115
 116         // try some known item types
 117         if  (   ItemAdapter< SfxBoolItem, sal_Bool >::tryGet( rItem, _out_rValue )
 118             ||  ItemAdapter< SfxStringItem, ::rtl::OUString >::tryGet( rItem, _out_rValue )
 119             )
 120             return;
 121
 122         OSL_ENSURE( false, "SetItemPropertyStorage::getPropertyValue: unsupported item type!" );
 123     }
 124
 125     //--------------------------------------------------------------------
 126     void SetItemPropertyStorage::setPropertyValue( const Any& _rValue )
 127     {
 128         // try some known item types
 129         if  (   ItemAdapter< SfxBoolItem, sal_Bool >::trySet( m_rItemSet, m_nItemID, _rValue )
 130             ||  ItemAdapter< SfxStringItem, ::rtl::OUString >::trySet( m_rItemSet, m_nItemID, _rValue )
 131             )
 132             return;
 133
 134         OSL_ENSURE( false, "SetItemPropertyStorage::setPropertyValue: unsupported item type!" );
 135     }
 136
 137 //........................................................................
 138 } // namespace dbaui
 139 //........................................................................