include/connectivity/conncleanup.hxx

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  19
  20 #ifndef INCLUDED_CONNECTIVITY_CONNCLEANUP_HXX
  21 #define INCLUDED_CONNECTIVITY_CONNCLEANUP_HXX
  22
  23 #include <cppuhelper/implbase2.hxx>
  24 #include <com/sun/star/beans/XPropertySet.hpp>
  25 #include <com/sun/star/sdbc/XRowSet.hpp>
  26 #include <com/sun/star/sdbc/XConnection.hpp>
  27 #include <connectivity/dbtoolsdllapi.hxx>
  28
  29
  30 namespace dbtools
  31 {
  32
  33
  34
  35     //= OAutoConnectionDisposer
  36
  37     typedef ::cppu::WeakImplHelper2 <   ::com::sun::star::beans::XPropertyChangeListener,
  38                                         ::com::sun::star::sdbc::XRowSetListener
  39                                     >   OAutoConnectionDisposer_Base;
  40
  41     class OOO_DLLPUBLIC_DBTOOLS OAutoConnectionDisposer : public OAutoConnectionDisposer_Base
  42     {
  43         ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XConnection >
  44                     m_xOriginalConnection;
  45         ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet > m_xRowSet; // needed to add as listener
  46         bool    m_bRSListening          : 1; // true when we're listening on rowset
  47         bool    m_bPropertyListening    : 1; // true when we're listening for property changes
  48
  49     public:
  50         /** constructs an object
  51             <p>The connection given will be set on the rowset (as ActiveConnection), and the object adds itself as property
  52             change listener for the connection. Once somebody sets a new ActiveConnection, the old one (the one given
  53             here) will be disposed.</p>
  54         */
  55         OAutoConnectionDisposer(
  56             const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XRowSet >& _rxRowSet,
  57             const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XConnection >& _rxConnection
  58             );
  59
  60     protected:
  61         // XPropertyChangeListener
  62         virtual void SAL_CALL propertyChange( const ::com::sun::star::beans::PropertyChangeEvent& _rEvent ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  63
  64         // XEventListener
  65         virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& _rSource ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  66
  67         // XRowSetListener
  68         virtual void SAL_CALL cursorMoved( const ::com::sun::star::lang::EventObject& event ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  69         virtual void SAL_CALL rowChanged( const ::com::sun::star::lang::EventObject& event ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  70         virtual void SAL_CALL rowSetChanged( const ::com::sun::star::lang::EventObject& event ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  71
  72     private:
  73         void clearConnection();
  74
  75         void        startRowSetListening();
  76         void        stopRowSetListening();
  77         bool        isRowSetListening() const { return m_bRSListening; }
  78
  79         void        startPropertyListening( const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxProps );
  80         void        stopPropertyListening( const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet >& _rxEventSource );
  81         bool        isPropertyListening() const { return m_bPropertyListening; }
  82     };
  83
  84
  85 }   // namespace dbtools
  86
  87
  88 #endif // INCLUDED_CONNECTIVITY_CONNCLEANUP_HXX
  89
  90 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */