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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/.
*
* 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
* with this work for additional information regarding copyright
* 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
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#pragma once
#include <vcl/idle.hxx>
#include <svl/listener.hxx>
#include "rangelst.hxx"
#include "externalrefmgr.hxx"
#include <memory>
#include <map>
#include <string_view>
#include <unordered_map>
#include <unordered_set>
#include <vector>
namespace com::sun::star::chart { class XChartData; }
namespace com::sun::star::chart { class XChartDataChangeEventListener; }
class Timer;
class ScDocument;
class ScChartUnoData;
class SC_DLLPUBLIC ScChartListener final : public SvtListener
{
public:
class SAL_DLLPRIVATE ExternalRefListener final : public ScExternalRefManager::LinkListener
{
public:
ExternalRefListener(ScChartListener& rParent, ScDocument& rDoc);
virtual ~ExternalRefListener() override;
virtual void notify(sal_uInt16 nFileId, ScExternalRefManager::LinkUpdateType eType) override;
void addFileId(sal_uInt16 nFileId);
void removeFileId(sal_uInt16 nFileId);
std::unordered_set<sal_uInt16>& getAllFileIds() { return maFileIds;}
private:
ExternalRefListener(const ExternalRefListener& r) = delete;
ScChartListener& mrParent;
std::unordered_set<sal_uInt16> maFileIds;
ScDocument& mrDoc;
};
private:
std::unique_ptr<ExternalRefListener> mpExtRefListener;
std::unique_ptr<std::vector<ScTokenRef> > mpTokens;
OUString maName;
std::unique_ptr<ScChartUnoData> pUnoData;
ScDocument& mrDoc;
bool bUsed:1; // for ScChartListenerCollection::FreeUnused
bool bDirty:1;
ScChartListener& operator=( const ScChartListener& ) = delete;
public:
ScChartListener( const OUString& rName, ScDocument& rDoc,
const ScRangeListRef& rRangeListRef );
ScChartListener( const OUString& rName, ScDocument& rDoc,
std::unique_ptr<::std::vector<ScTokenRef>> pTokens );
ScChartListener( const ScChartListener& ) = delete;
virtual ~ScChartListener() override;
const OUString& GetName() const { return maName;}
void SetUno( const css::uno::Reference< css::chart::XChartDataChangeEventListener >& rListener,
const css::uno::Reference< css::chart::XChartData >& rSource );
css::uno::Reference< css::chart::XChartDataChangeEventListener > GetUnoListener() const;
css::uno::Reference< css::chart::XChartData > GetUnoSource() const;
bool IsUno() const { return (pUnoData != nullptr); }
virtual void Notify( const SfxHint& rHint ) override;
void StartListeningTo();
void EndListeningTo();
void ChangeListening( const ScRangeListRef& rRangeListRef,
bool bDirty );
void Update();
ScRangeListRef GetRangeList() const;
void SetRangeList( const ScRangeListRef& rNew );
bool IsUsed() const { return bUsed; }
void SetUsed( bool bFlg ) { bUsed = bFlg; }
bool IsDirty() const { return bDirty; }
void SetDirty( bool bFlg ) { bDirty = bFlg; }
void UpdateChartIntersecting( const ScRange& rRange );
ExternalRefListener* GetExtRefListener();
void SetUpdateQueue();
bool operator==( const ScChartListener& ) const;
bool operator!=( const ScChartListener& r ) const;
};
class SC_DLLPUBLIC ScChartHiddenRangeListener
{
public:
ScChartHiddenRangeListener();
virtual ~ScChartHiddenRangeListener();
virtual void notify() = 0;
};
class SC_DLLPUBLIC ScChartListenerCollection final
{
public:
typedef std::map<OUString, std::unique_ptr<ScChartListener>> ListenersType;
typedef std::unordered_set<OUString> StringSetType;
private:
ListenersType m_Listeners;
enum UpdateStatus
{
SC_CLCUPDATE_NONE,
SC_CLCUPDATE_RUNNING,
SC_CLCUPDATE_MODIFIED
} meModifiedDuringUpdate;
std::unordered_multimap<ScChartHiddenRangeListener*, ScRange> maHiddenListeners;
StringSetType maNonOleObjectNames;
Idle aIdle;
ScDocument& rDoc;
DECL_LINK(TimerHdl, Timer *, void);
ScChartListenerCollection& operator=( const ScChartListenerCollection& ) = delete;
void Init();
public:
ScChartListenerCollection( ScDocument& rDoc );
ScChartListenerCollection( const ScChartListenerCollection& );
~ScChartListenerCollection();
// only needed after copy-ctor, if newly added to doc
void StartAllListeners();
bool insert(ScChartListener* pListener);
ScChartListener* findByName(const OUString& rName);
const ScChartListener* findByName(const OUString& rName) const;
bool hasListeners() const;
void removeByName(const OUString& rName);
const ListenersType& getListeners() const { return m_Listeners; }
ListenersType& getListeners() { return m_Listeners; }
StringSetType& getNonOleObjectNames() { return maNonOleObjectNames;}
/**
* Create a unique name that's not taken by any existing chart listener
* objects. The name consists of a prefix given followed by a number.
*/
OUString getUniqueName(std::u16string_view rPrefix) const;
void ChangeListening( const OUString& rName,
const ScRangeListRef& rRangeListRef );
// use FreeUnused only the way it's used in ScDocument::UpdateChartListenerCollection
void FreeUnused();
void FreeUno( const css::uno::Reference< css::chart::XChartDataChangeEventListener >& rListener,
const css::uno::Reference< css::chart::XChartData >& rSource );
void StartTimer();
void UpdateDirtyCharts();
void SetDirty();
void SetDiffDirty( const ScChartListenerCollection&,
bool bSetChartRangeLists );
void SetRangeDirty( const ScRange& rRange ); // for example rows/columns
void UpdateChartsContainingTab( SCTAB nTab );
bool operator==( const ScChartListenerCollection& r ) const;
/**
* Start listening on hide/show change within specified cell range. A
* single listener may listen on multiple ranges when the caller passes
* the same pointer multiple times with different ranges.
*
* Note that the caller is responsible for managing the life-cycle of the
* listener instance.
*/
void StartListeningHiddenRange( const ScRange& rRange,
ScChartHiddenRangeListener* pListener );
/**
* Remove all ranges associated with passed listener instance from the
* list of hidden range listeners. This does not delete the passed
* listener instance.
*/
void EndListeningHiddenRange( ScChartHiddenRangeListener* pListener );
};
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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