dbaccess/source/ui/querydesign/JoinExchange.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_dbaccess.hxx"
  33 #ifndef DBAUI_JOINEXCHANGE_HXX
  34 #include "JoinExchange.hxx"
  35 #endif
  36 #ifndef _SOT_FORMATS_HXX
  37 #include <sot/formats.hxx>
  38 #endif
  39 #ifndef _SVX_DBEXCH_HRC
  40 #include <svx/dbexch.hrc>
  41 #endif
  42 #ifndef _CPPUHELPER_TYPEPROVIDER_HXX_
  43 #include <cppuhelper/typeprovider.hxx>
  44 #endif
  45 #ifndef _SOT_FORMATS_HXX
  46 #include <sot/formats.hxx>
  47 #endif
  48
  49 namespace dbaui
  50 {
  51     using namespace ::com::sun::star::uno;
  52     using namespace ::com::sun::star::util;
  53     using namespace ::com::sun::star::lang;
  54     using namespace ::com::sun::star::datatransfer;
  55
  56     String OJoinExchObj::m_sJoinFormat;
  57     //==================================================================
  58     // class OJoinExchObj
  59     //==================================================================
  60     DBG_NAME(OJoinExchObj)
  61     //------------------------------------------------------------------------
  62     OJoinExchObj::OJoinExchObj(const OJoinExchangeData& jxdSource,sal_Bool _bFirstEntry)
  63         :m_bFirstEntry(_bFirstEntry)
  64         ,m_jxdSourceDescription(jxdSource)
  65         ,m_pDragListener(NULL)
  66     {
  67         DBG_CTOR(OJoinExchObj,NULL);
  68         // Verfuegbare Typen in Liste einfuegen
  69     }
  70
  71     //------------------------------------------------------------------------
  72     OJoinExchObj::~OJoinExchObj()
  73     {
  74         DBG_DTOR(OJoinExchObj,NULL);
  75     }
  76
  77     //------------------------------------------------------------------------
  78     void OJoinExchObj::StartDrag( Window* _pWindow, sal_Int8 _nDragSourceActions, IDragTransferableListener* _pListener )
  79     {
  80         m_pDragListener = _pListener;
  81         TransferableHelper::StartDrag(_pWindow, _nDragSourceActions);
  82     }
  83
  84     //------------------------------------------------------------------------
  85     void OJoinExchObj::DragFinished( sal_Int8 /*nDropAction*/ )
  86     {
  87         if (m_pDragListener)
  88             m_pDragListener->dragFinished();
  89         m_pDragListener = NULL;
  90     }
  91
  92     //------------------------------------------------------------------------
  93     sal_Bool OJoinExchObj::isFormatAvailable( const DataFlavorExVector& _rFormats ,SotFormatStringId _nSlotID)
  94     {
  95         DataFlavorExVector::const_iterator aCheckEnd = _rFormats.end();
  96         for     (       DataFlavorExVector::const_iterator aCheck = _rFormats.begin();
  97                 aCheck != aCheckEnd;
  98                 ++aCheck
  99             )
 100         {
 101             if ( _nSlotID == aCheck->mnSotId )
 102                 return sal_True;
 103         }
 104         return sal_False;
 105     }
 106
 107     //------------------------------------------------------------------------
 108     OJoinExchangeData OJoinExchObj::GetSourceDescription(const Reference< XTransferable >& _rxObject)
 109     {
 110         OJoinExchangeData aReturn;
 111         Reference< XUnoTunnel > xTunnel(_rxObject, UNO_QUERY);
 112         if (xTunnel.is())
 113         {
 114             OJoinExchObj* pImplementation = reinterpret_cast<OJoinExchObj*>(xTunnel->getSomething(getUnoTunnelImplementationId()));
 115             if (pImplementation)
 116                 aReturn = pImplementation->m_jxdSourceDescription;
 117         }
 118         return aReturn;
 119     }
 120
 121     //------------------------------------------------------------------------
 122     Sequence< sal_Int8 > OJoinExchObj::getUnoTunnelImplementationId()
 123     {
 124         static ::cppu::OImplementationId * pId = 0;
 125         if (! pId)
 126         {
 127             ::osl::MutexGuard aGuard( ::osl::Mutex::getGlobalMutex() );
 128             if (! pId)
 129             {
 130                 static ::cppu::OImplementationId aId;
 131                 pId = &aId;
 132             }
 133         }
 134         return pId->getImplementationId();
 135     }
 136
 137     //------------------------------------------------------------------------
 138     sal_Int64 SAL_CALL OJoinExchObj::getSomething( const Sequence< sal_Int8 >& _rIdentifier ) throw(RuntimeException)
 139     {
 140         if (_rIdentifier.getLength() == 16 && 0 == rtl_compareMemory(getUnoTunnelImplementationId().getConstArray(),  _rIdentifier.getConstArray(), 16 ) )
 141             return reinterpret_cast<sal_Int64>(this);
 142
 143         return 0;
 144     }
 145
 146     //------------------------------------------------------------------------
 147     void OJoinExchObj::AddSupportedFormats()
 148     {
 149         AddFormat( SOT_FORMATSTR_ID_SBA_JOIN );
 150         if ( m_bFirstEntry )
 151             AddFormat( SOT_FORMATSTR_ID_SBA_TABID );
 152     }
 153
 154     //------------------------------------------------------------------------
 155     sal_Bool OJoinExchObj::GetData( const ::com::sun::star::datatransfer::DataFlavor& rFlavor )
 156     {
 157         sal_uInt32 nFormat = SotExchange::GetFormat(rFlavor);
 158         if ( SOT_FORMATSTR_ID_SBA_JOIN == nFormat )
 159             // this is a HACK
 160             // we don't really copy our data, the instances using us have to call GetSourceDescription ....
 161             // if, one day, we have a _lot_ of time, this hack should be removed ....
 162             return sal_True;
 163
 164         return sal_False;
 165     }
 166
 167     //------------------------------------------------------------------------
 168     Any SAL_CALL OJoinExchObj::queryInterface( const Type& _rType ) throw(RuntimeException)
 169     {
 170         Any aReturn = TransferableHelper::queryInterface(_rType);
 171         if (!aReturn.hasValue())
 172             aReturn = OJoinExchObj_Base::queryInterface(_rType);
 173         return aReturn;
 174     }
 175
 176     //------------------------------------------------------------------------
 177     void SAL_CALL OJoinExchObj::acquire(  ) throw()
 178     {
 179         TransferableHelper::acquire( );
 180     }
 181
 182     //------------------------------------------------------------------------
 183     void SAL_CALL OJoinExchObj::release(  ) throw()
 184     {
 185         TransferableHelper::release( );
 186     }
 187
 188
 189 }       // namespace dbaui