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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@8380 a592a061-630c-0410-9148-cb99ea01b6c8
136 lines
2.7 KiB
C++
136 lines
2.7 KiB
C++
// -*- C++ -*-
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/* \file iterators.h
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author unknown
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* \author Lars Gullik Bjønnes
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*
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* Full author contact details are available in file CREDITS.
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*/
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#ifndef ITERATORS_H
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#define ITERATORS_H
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#include "ParagraphList_fwd.h"
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#include "InsetList.h"
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#include "support/types.h"
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#include <boost/optional.hpp>
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#include <vector>
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class LyXText;
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class InsetBase;
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class Cursor;
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class Buffer;
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class PosIterator;
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class ParPosition {
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public:
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///
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ParPosition(ParagraphList::iterator p, ParagraphList const & pl);
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///
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ParagraphList::iterator pit;
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///
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ParagraphList const * plist;
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///
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boost::optional<InsetList::iterator> it;
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///
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boost::optional<int> index;
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};
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class ParIterator : public std::iterator<
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std::forward_iterator_tag,
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ParagraphList::value_type> {
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public:
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///
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ParIterator(ParagraphList::iterator pit, ParagraphList const & pl);
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///
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~ParIterator();
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///
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ParIterator(ParIterator const &);
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///
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ParIterator(PosIterator const &);
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///
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void operator=(ParIterator const &);
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///
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ParIterator & operator++();
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///
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Paragraph & operator*() const;
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///
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ParagraphList::iterator operator->() const;
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/// This gives us the top-most parent paragraph
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ParagraphList::iterator outerPar() const;
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///
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ParagraphList::iterator pit() const;
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///
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ParagraphList & plist() const;
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/// returns 'innermost' LyXText
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LyXText * text(Buffer &) const;
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/// returns innermost inset
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InsetBase * inset() const;
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/// returns index of cell in innermost inset
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int index() const;
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///
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size_t size() const;
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typedef std::vector<ParPosition> PosHolder;
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PosHolder const & positions() const
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{
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return positions_;
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}
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private:
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PosHolder positions_;
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};
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///
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bool operator==(ParIterator const & iter1, ParIterator const & iter2);
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///
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bool operator!=(ParIterator const & iter1, ParIterator const & iter2);
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class ParConstIterator : public std::iterator<
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std::forward_iterator_tag,
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ParagraphList::value_type> {
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public:
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///
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ParConstIterator(ParagraphList::iterator pit, ParagraphList const & pl);
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///
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~ParConstIterator();
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///
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ParConstIterator(ParConstIterator const &);
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///
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ParConstIterator & operator++();
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///
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ParagraphList::const_iterator pit() const;
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///
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Paragraph const & operator*() const;
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///
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ParagraphList::const_iterator operator->() const;
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///
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ParagraphList const & plist() const;
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/// depth of nesting
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size_t size() const;
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typedef std::vector<ParPosition> PosHolder;
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PosHolder const & positions() const
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{
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return positions_;
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}
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private:
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PosHolder positions_;
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};
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bool operator==(ParConstIterator const & iter1,
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ParConstIterator const & iter2);
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bool operator!=(ParConstIterator const & iter1,
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ParConstIterator const & iter2);
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#endif
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