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#ifndef DBAUI_RTABLECONNECTIONDATA_HXX
#define DBAUI_RTABLECONNECTIONDATA_HXX

#include "TableConnectionData.hxx"
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/container/XNameAccess.hpp>
#include "QEnumTypes.hxx"

namespace dbaui
{
    const UINT16 CARDINAL_UNDEFINED	= 0x0000;
    const UINT16 CARDINAL_ONE_MANY	= 0x0001;
    const UINT16 CARDINAL_MANY_ONE	= 0x0002;
    const UINT16 CARDINAL_ONE_ONE	= 0x0004;

    class OConnectionLineData;
    //==================================================================
    class ORelationTableConnectionData :	public OTableConnectionData
    {
        friend bool operator==(const ORelationTableConnectionData& lhs, const ORelationTableConnectionData& rhs);
        friend bool operator!=(const ORelationTableConnectionData& lhs, const ORelationTableConnectionData& rhs) { return !(lhs == rhs); }

        ::osl::Mutex	m_aMutex;

        // @see com.sun.star.sdbc.KeyRule
        sal_Int32 m_nUpdateRules;
        sal_Int32 m_nDeleteRules;
        sal_Int32 m_nCardinality;

        BOOL checkPrimaryKey(const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet>& i_xTable,EConnectionSide _eEConnectionSide) const;
        BOOL IsSourcePrimKey()	const { return checkPrimaryKey(getReferencingTable()->getTable(),JTCS_FROM);	}
        BOOL IsDestPrimKey()	const { return checkPrimaryKey(getReferencedTable()->getTable(),JTCS_TO);		}

    protected:
        virtual OConnectionLineDataRef CreateLineDataObj();
        virtual OConnectionLineDataRef CreateLineDataObj( const OConnectionLineData& rConnLineData );

        ORelationTableConnectionData& operator=( const ORelationTableConnectionData& rConnData );
    public:
        ORelationTableConnectionData();
        ORelationTableConnectionData( const ORelationTableConnectionData& rConnData );
        ORelationTableConnectionData( const TTableWindowData::value_type& _pReferencingTable,
                                      const TTableWindowData::value_type& _pReferencedTable,
                                      const ::rtl::OUString& rConnName = ::rtl::OUString() );
        virtual ~ORelationTableConnectionData();

        virtual void CopyFrom(const OTableConnectionData& rSource);
        virtual OTableConnectionData* NewInstance() const { return new ORelationTableConnectionData(); }

        /** Update create a new relation

            @return true if successful
        */
        virtual BOOL Update();
        

        void		SetCardinality();
        inline void	SetUpdateRules( sal_Int32 nAttr ){ m_nUpdateRules = nAttr; }
        inline void	SetDeleteRules( sal_Int32 nAttr ){ m_nDeleteRules = nAttr; }

        inline sal_Int32	GetUpdateRules() const { return m_nUpdateRules; }
        inline sal_Int32	GetDeleteRules() const { return m_nDeleteRules; }
        inline sal_Int32	GetCardinality() const { return m_nCardinality; }

        BOOL		IsConnectionPossible();
        void		ChangeOrientation();
        BOOL		DropRelation();
    };
}

#endif // DBAUI_RTABLECONNECTIONDATA_HXX



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