dbaccess/source/ui/inc/QueryTableView.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 "JoinTableView.hxx"
  22 #include "TableFieldDescription.hxx"
  23
  24 namespace dbaui
  25 {
  26     class OQueryTabWinUndoAct;
  27     class OQueryTableConnection;
  28     class OQueryTableWindow;
  29     class OQueryDesignView;
  30
  31     class OQueryTableView : public OJoinTableView
  32     {
  33     protected:
  34         virtual void ConnDoubleClicked(VclPtr<OTableConnection>& rConnection) override;
  35
  36         virtual VclPtr<OTableWindow> createWindow(const TTableWindowData::value_type& _pData) override;
  37
  38         /** called when init fails at the tablewindowdata because the m_xTable
  39             object could not provide columns, but no exception was thrown.
  40             Expected to throw. */
  41         virtual void    onNoColumns_throw() override;
  42
  43         virtual bool suppressCrossNaturalJoin(const TTableConnectionData::value_type& _pData) const override;
  44
  45     public:
  46         OQueryTableView(vcl::Window* pParent,OQueryDesignView* pView);
  47
  48         /// base class overwritten: create and delete windows
  49         /// (not really delete, as it becomes an UndoAction)
  50         bool ContainsTabWin(const OTableWindow& rTabWin); // #i122589# Allow to check if OTableWindow is registered
  51         virtual void AddTabWin( const OUString& _rTableName, const OUString& _rAliasName, bool bNewTable = false ) override;
  52         virtual void RemoveTabWin(OTableWindow* pTabWin) override;
  53
  54         /// AddTabWin, setting an alias
  55         void    AddTabWin(const OUString& strDatabase, const OUString& strTableName, const OUString& strAlias, bool bNewTable);
  56         /// search TabWin
  57         OQueryTableWindow*  FindTable(const OUString& rAliasName);
  58         bool                FindTableFromField(const OUString& rFieldName, OTableFieldDescRef const & rInfo, sal_uInt16& rCnt);
  59
  60         /// base class overwritten: create and delete Connections
  61         virtual void AddConnection(const OJoinExchangeData& jxdSource, const OJoinExchangeData& jxdDest) override;
  62
  63         virtual bool RemoveConnection(VclPtr<OTableConnection>& rConn, bool bDelete) override;
  64
  65         // transfer of connections from and to UndoAction
  66
  67         /// Inserting a Connection the structure
  68         void GetConnection(OQueryTableConnection* pConn);
  69         /** Removing a Connection from the structure
  70
  71             This results effectively in complete reset of request form, as all
  72             windows are hidden, as are all Connections to these windows and all
  73             request columns based on those tables */
  74         void DropConnection(VclPtr<OQueryTableConnection> const & rConn);
  75
  76         // show and hide TabWin (NOT create or delete)
  77         bool ShowTabWin(OQueryTableWindow* pTabWin, OQueryTabWinUndoAct* pUndoAction, bool _bAppend);
  78         void HideTabWin(OQueryTableWindow* pTabWin, OQueryTabWinUndoAct* pUndoAction);
  79
  80         /// ensure visibility of TabWins (+ and invalidate connections)
  81         virtual void EnsureVisible(const OTableWindow* _pWin) override;
  82
  83         /// how many tables with a certain alias do I already have?
  84         sal_Int32 CountTableAlias(const OUString& rName, sal_Int32& rMax);
  85
  86         /// insert field (simply passed to parents)
  87         void InsertField(const OTableFieldDescRef& rInfo);
  88
  89         /// rebuild everything (TabWins, Connections)
  90         /// (PRECONDITION: ClearAll was called previously)
  91         virtual void ReSync() override;
  92
  93         /// delete everything hard (TabWins, Connections), without any notifications
  94         virtual void ClearAll() override;
  95
  96         // used by AddTabDlg to see if tables can still be added
  97         //virtual sal_Bool IsAddAllowed();
  98
  99         /// announce new Connection and insert it, if not existing yet
 100         void NotifyTabConnection(const OQueryTableConnection& rNewConn, bool _bCreateUndoAction = true);
 101
 102         bool ExistsAVisitedConn(const OQueryTableWindow* pFrom) const;
 103
 104         virtual std::shared_ptr<OTableWindowData> CreateImpl(const OUString& _rComposedName
 105                                             ,const OUString& _sTableName
 106                                             ,const OUString& _rWinName) override;
 107
 108         /** opens the join dialog and allows to create a new join connection */
 109         void createNewConnection();
 110
 111     private:
 112         using OJoinTableView::EnsureVisible;
 113     };
 114 }
 115
 116 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */