lyx_mirror/src/bufferlist.h
Jean-Marc Lasgouttes 8b7da465d8 implement buffer-next/previous (bug 515)
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@9103 a592a061-630c-0410-9148-cb99ea01b6c8
2004-10-22 10:24:55 +00:00

103 lines
2.6 KiB
C++

// -*- C++ -*-
/**
* \file bufferlist.h
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Lars Gullik Bjønnes
*
* Full author contact details are available in file CREDITS.
*/
#ifndef BUFFER_LIST_H
#define BUFFER_LIST_H
#include <boost/utility.hpp>
#include <string>
#include <vector>
class Buffer;
class OutputParams;
/**
* The class holds all all open buffers, and handles construction
* and deletions of new ones.
*/
class BufferList : boost::noncopyable {
public:
BufferList();
/// write all buffers, asking the user, returns false if cancelled
bool quitWriteAll();
/// create a new buffer
Buffer * newBuffer(std::string const & s, bool ronly = false);
/// delete a buffer
void release(Buffer * b);
/// Close all open buffers.
void closeAll();
/// returns a vector with all the buffers filenames
std::vector<std::string> const getFileNames() const;
/// FIXME
void updateIncludedTeXfiles(std::string const &, OutputParams const &);
/// emergency save for all buffers
void emergencyWriteAll();
/// close buffer. Returns false if cancelled by user
bool close(Buffer * buf, bool ask);
/// return true if no buffers loaded
bool empty() const;
/// return head of buffer list if any
Buffer * first();
/// returns true if the buffer exists already
bool exists(std::string const &) const;
/// returns true if the buffer is loaded
bool isLoaded(Buffer const * b) const;
/// returns a pointer to the buffer with the given name.
Buffer * getBuffer(std::string const &);
/// returns a pointer to the buffer with the given number.
Buffer * getBuffer(unsigned int);
/// returns a pointer to the buffer whose temppath matches the string
Buffer * BufferList::getBufferFromTmp(std::string const &);
/** returns a pointer to the buffer that follows argument in
* buffer list. The buffer following the last in list is the
* first one.
*/
Buffer * next(Buffer const *) const;
/** returns a pointer to the buffer that precedes argument in
* buffer list. The buffer preceding the first in list is the
* last one.
*/
Buffer * previous(Buffer const *) const;
/// reset current author for all buffers
void setCurrentAuthor(std::string const & name, std::string const & email);
private:
/// ask to save a buffer on quit, returns false if should cancel
bool quitWriteBuffer(Buffer * buf);
typedef std::vector<Buffer *> BufferStorage;
/// storage of all buffers
BufferStorage bstore;
/// save emergency file for the given buffer
void emergencyWrite(Buffer * buf);
};
#endif // BUFFERLIST_H