dbaccess/source/ui/inc/RTableConnectionData.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19 #pragma once
  20
  21 #include "TableConnectionData.hxx"
  22 #include <com/sun/star/beans/XPropertySet.hpp>
  23 #include "QEnumTypes.hxx"
  24
  25 namespace dbaui
  26 {
  27     enum class Cardinality {
  28         Undefined, OneMany, ManyOne, OneOne
  29     };
  30
  31     class OConnectionLineData;
  32     class ORelationTableConnectionData final : public OTableConnectionData
  33     {
  34         friend bool operator==(const ORelationTableConnectionData& lhs, const ORelationTableConnectionData& rhs);
  35
  36         ::osl::Mutex    m_aMutex;
  37
  38         // @see com.sun.star.sdbc.KeyRule
  39         sal_Int32 m_nUpdateRules;
  40         sal_Int32 m_nDeleteRules;
  41         Cardinality m_nCardinality;
  42
  43         bool checkPrimaryKey(const css::uno::Reference< css::beans::XPropertySet>& i_xTable, EConnectionSide _eEConnectionSide) const;
  44         bool IsSourcePrimKey()  const { return checkPrimaryKey(getReferencingTable()->getTable(),JTCS_FROM);    }
  45         bool IsDestPrimKey()    const { return checkPrimaryKey(getReferencedTable()->getTable(),JTCS_TO);       }
  46
  47         ORelationTableConnectionData& operator=( const ORelationTableConnectionData& rConnData );
  48     public:
  49         ORelationTableConnectionData();
  50         ORelationTableConnectionData( const ORelationTableConnectionData& rConnData );
  51         ORelationTableConnectionData( const TTableWindowData::value_type& _pReferencingTable,
  52                                       const TTableWindowData::value_type& _pReferencedTable,
  53                                       const OUString& rConnName = OUString() );
  54         virtual ~ORelationTableConnectionData() override;
  55
  56         virtual void CopyFrom(const OTableConnectionData& rSource) override;
  57         virtual std::shared_ptr<OTableConnectionData> NewInstance() const override { return std::make_shared<ORelationTableConnectionData>(); }
  58
  59         /** Update create a new relation
  60
  61             @return true if successful
  62         */
  63         virtual bool Update() override;
  64
  65         void        SetCardinality();
  66         void SetUpdateRules( sal_Int32 nAttr ){ m_nUpdateRules = nAttr; }
  67         void SetDeleteRules( sal_Int32 nAttr ){ m_nDeleteRules = nAttr; }
  68
  69         sal_Int32    GetUpdateRules() const { return m_nUpdateRules; }
  70         sal_Int32    GetDeleteRules() const { return m_nDeleteRules; }
  71         Cardinality  GetCardinality() const { return m_nCardinality; }
  72
  73         void        IsConnectionPossible();
  74         void        ChangeOrientation();
  75         void        DropRelation();
  76     };
  77 }
  78
  79 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */