RTableConnectionData.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
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 *   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
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#pragma once
 
#include "TableConnectionData.hxx"
#include <com/sun/star/beans/XPropertySet.hpp>
#include "QEnumTypes.hxx"
 
namespace dbaui
{
    enum class Cardinality {
        Undefined, OneMany, ManyOne, OneOne
    };
 
    class OConnectionLineData;
    class ORelationTableConnectionData final : public OTableConnectionData
    {
        friend bool operator==(const ORelationTableConnectionData& lhs, const ORelationTableConnectionData& rhs);
 
        ::osl::Mutex    m_aMutex;
 
        // @see com.sun.star.sdbc.KeyRule
        sal_Int32 m_nUpdateRules;
        sal_Int32 m_nDeleteRules;
        Cardinality m_nCardinality;
 
        bool checkPrimaryKey(const css::uno::Reference< css::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);       }
 
        ORelationTableConnectionData& operator=( const ORelationTableConnectionData& rConnData );
    public:
        ORelationTableConnectionData();
        ORelationTableConnectionData( const ORelationTableConnectionData& rConnData );
        ORelationTableConnectionData( const TTableWindowData::value_type& _pReferencingTable,
                                      const TTableWindowData::value_type& _pReferencedTable,
                                      const OUString& rConnName = OUString() );
        virtual ~ORelationTableConnectionData() override;
 
        virtual void CopyFrom(const OTableConnectionData& rSource) override;
        virtual std::shared_ptr<OTableConnectionData> NewInstance() const override { return std::make_shared<ORelationTableConnectionData>(); }
 
        virtual bool Update() override;
 
        void        SetCardinality();
        void SetUpdateRules( sal_Int32 nAttr ){ m_nUpdateRules = nAttr; }
        void SetDeleteRules( sal_Int32 nAttr ){ m_nDeleteRules = nAttr; }
 
        sal_Int32    GetUpdateRules() const { return m_nUpdateRules; }
        sal_Int32    GetDeleteRules() const { return m_nDeleteRules; }
        Cardinality  GetCardinality() const { return m_nCardinality; }
 
        void        IsConnectionPossible();
        void        ChangeOrientation();
        void        DropRelation();
    };
}
 
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