sc/inc/grouparealistener.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
  10 #pragma once
  11
  12 #include "address.hxx"
  13
  14 #include <svl/listener.hxx>
  15
  16 #include <vector>
  17
  18 class ScFormulaCell;
  19 class ScDocument;
  20 class ScColumn;
  21
  22 namespace sc {
  23
  24 class BulkDataHint;
  25
  26 class FormulaGroupAreaListener final : public SvtListener
  27 {
  28     ScRange maRange;
  29     const ScDocument& mrDocument;
  30     const ScColumn* mpColumn;
  31     SCROW mnTopCellRow;
  32     SCROW mnGroupLen;
  33     bool mbStartFixed;
  34     bool mbEndFixed;
  35
  36 public:
  37
  38     FormulaGroupAreaListener() = delete;
  39     FormulaGroupAreaListener( const ScRange& rRange, const ScDocument& rDocument,
  40             const ScAddress& rTopCellPos, SCROW nGroupLen, bool bStartFixed, bool bEndFixed );
  41
  42     virtual ~FormulaGroupAreaListener() override;
  43
  44     ScRange getListeningRange() const;
  45
  46     virtual void Notify( const SfxHint& rHint ) override;
  47     virtual void Query( QueryBase& rQuery ) const override;
  48
  49     /**
  50      * Given the row span of changed cells within a single column, collect all
  51      * formula cells that need to be notified of the change.
  52      *
  53      * @param nTab sheet position of the changed cell span.
  54      * @param nCol column position of the changed cell span.
  55      * @param nRow1 top row position of the changed cell span.
  56      * @param nRow2 bottom row position of the changed cell span.
  57      * @param rCells all formula cells that need to be notified are put into
  58      *               this container.
  59      */
  60     void collectFormulaCells( SCTAB nTab, SCCOL nCol, SCROW nRow1, SCROW nRow2, std::vector<ScFormulaCell*>& rCells ) const;
  61     void collectFormulaCells( SCROW nRow1, SCROW nRow2, std::vector<ScFormulaCell*>& rCells ) const;
  62
  63 private:
  64     void notifyCellChange( const SfxHint& rHint, const ScAddress& rPos, SCROW nNumRows );
  65     void notifyBulkChange( const BulkDataHint& rHint );
  66     const ScFormulaCell* getTopCell() const;
  67 };
  68
  69 }
  70
  71 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */