broadcast.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * 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/.
 */
 
#pragma once
 
#include "address.hxx"
 
#include <map>
#include <variant>
#include <ostream>
 
class ScFormulaCell;
class SvtListener;
 
namespace sc
{
class FormulaGroupAreaListener;
 
struct BroadcasterState
{
    enum class CellListenerType
    {
        FormulaCell,
        Generic,
    };
 
    enum class AreaListenerType
    {
        FormulaCell,
        FormulaGroup,
        Generic,
    };
 
    struct CellListener
    {
        using DataType = std::variant<const ScFormulaCell*, const SvtListener*>;
 
        CellListenerType eType;
        DataType pData;
 
        CellListener(const ScFormulaCell* p);
        CellListener(const SvtListener* p);
    };
 
    struct AreaListener
    {
        using DataType = std::variant<const ScFormulaCell*, const sc::FormulaGroupAreaListener*,
                                      const SvtListener*>;
 
        AreaListenerType eType;
        DataType pData;
 
        AreaListener(const ScFormulaCell* p);
        AreaListener(const sc::FormulaGroupAreaListener* p);
        AreaListener(const SvtListener* p);
    };
 
    std::map<ScAddress, std::vector<CellListener>> aCellListenerStore;
    std::map<ScRange, std::vector<AreaListener>> aAreaListenerStore;
 
    bool hasFormulaCellListener(const ScAddress& rBroadcasterPos,
                                const ScAddress& rFormulaPos) const;
 
    bool hasFormulaCellListener(const ScRange& rBroadcasterRange,
                                const ScAddress& rFormulaPos) const;
 
    void dump(std::ostream& rStrm, const ScDocument* pDoc = nullptr) const;
};
}
 
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