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 * Licensed to the Apache Software Foundation (ASF) under one
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 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
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 * 
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#ifndef DBAUI_RTABLECONNECTIONDATA_HXX
#define DBAUI_RTABLECONNECTIONDATA_HXX

#ifndef DBAUI_TABLECONNECTIONDATA_HXX
#include "TableConnectionData.hxx"
#endif
#ifndef _COM_SUN_STAR_BEANS_XPROPERTYSET_HPP_
#include <com/sun/star/beans/XPropertySet.hpp>
#endif
#ifndef _COM_SUN_STAR_CONTAINER_XNAMEACCESS_HPP_
#include <com/sun/star/container/XNameAccess.hpp>
#endif
#ifndef DBAUI_ENUMTYPES_HXX
#include "QEnumTypes.hxx"
#endif

namespace dbaui
{
	const sal_uInt16 CARDINAL_UNDEFINED	= 0x0000;
	const sal_uInt16 CARDINAL_ONE_MANY	= 0x0001;
	const sal_uInt16 CARDINAL_MANY_ONE	= 0x0002;
	const sal_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;

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

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

#endif // DBAUI_RTABLECONNECTIONDATA_HXX