charformats.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 *   Licensed to the Apache Software Foundation (ASF) under one or more
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#pragma once
 
#include "docary.hxx"
#include <boost/multi_index_container.hpp>
#include <boost/multi_index/composite_key.hpp>
#include <boost/multi_index/identity.hpp>
#include <boost/multi_index/mem_fun.hpp>
#include <boost/multi_index/ordered_index.hpp>
#include <boost/multi_index/random_access_index.hpp>
 
// Like o3tl::find_partialorder_ptrequals
// We don't allow duplicated object entries!
struct char_formats_name_key
    : boost::multi_index::composite_key<
          SwCharFormat*,
          boost::multi_index::const_mem_fun<SwFormat, const OUString&, &SwFormat::GetName>,
          boost::multi_index::identity<SwCharFormat*> // the actual object pointer
          >
{
};
 
typedef boost::multi_index_container<
    SwCharFormat*,
    boost::multi_index::indexed_by<boost::multi_index::random_access<>,
                                   boost::multi_index::ordered_unique<char_formats_name_key>>>
    SwCharFormatsBase;
 
class SW_DLLPUBLIC SwCharFormats final : public SwFormatsBase
{
    // function updating ByName index via modify
    friend void SwFormat::SetFormatName(const OUString&, bool);
 
public:
    typedef SwCharFormatsBase::nth_index<0>::type ByPos;
    typedef SwCharFormatsBase::nth_index<1>::type ByName;
    typedef ByPos::iterator iterator;
 
private:
    SwCharFormatsBase m_Array;
    ByPos& m_PosIndex;
    ByName& m_NameIndex;
 
public:
    typedef ByPos::const_iterator const_iterator;
    typedef SwCharFormatsBase::size_type size_type;
    typedef SwCharFormatsBase::value_type value_type;
 
    SwCharFormats();
    // frees all SwCharFormat!
    virtual ~SwCharFormats() override;
 
    bool empty() const { return m_Array.empty(); }
    size_t size() const { return m_Array.size(); }
 
    // Only fails, if you try to insert the same object twice
    void insert(SwCharFormat* x);
 
    // This will try to remove the exact object!
    void erase(const_iterator const& position);
 
    // Get the iterator of the exact object (includes pointer!),
    // e.g for position with std::distance.
    // There is also ContainsFormat, if you don't need the position.
    const_iterator find(const SwCharFormat* x) const;
    size_t GetPos(const SwCharFormat* p) const;
 
    // search for formats by name
    ByName::const_iterator findByName(const OUString& name) const;
 
    SwCharFormat* operator[](size_t index_) const { return m_PosIndex.operator[](index_); }
    const_iterator begin() const { return m_PosIndex.begin(); }
    const_iterator end() const { return m_PosIndex.end(); }
 
    void dumpAsXml(xmlTextWriterPtr pWriter) const;
 
    virtual size_t GetFormatCount() const override { return m_Array.size(); }
    virtual SwCharFormat* GetFormat(size_t idx) const override { return operator[](idx); }
 
    bool ContainsFormat(const SwCharFormat* pFormat) const;
 
    void DeleteAndDestroyAll(bool keepDefault = false);
 
    // Override return type to reduce casting
    virtual SwCharFormat* FindFormatByName(const OUString& rName) const override;
 
    void SetFormatNameAndReindex(SwCharFormat* v, const OUString& sNewName);
};
 
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