lyx_mirror/src/frontends/controllers/ControlCommandBuffer.h

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// -*- C++ -*-
/**
* \file ControlCommandBuffer.h
* Copyright 1995-2002 the LyX Team
* Read the file COPYING
*
* \author Lars
* \author Asger and Juergen
* \author John Levon <levon@movementarian.org>
*/
#ifndef CONTROLCOMMANDBUFFER_H
#define CONTROLCOMMANDBUFFER_H
#include "LString.h"
#include <vector>
#ifdef __GNUG__
#pragma interface
#endif
class LyXFunc;
/**
* ControlCommandBuffer
*
* This provides methods for the use of a toolkit's
* minibuffer/command buffer
*/
class ControlCommandBuffer {
public:
ControlCommandBuffer(LyXFunc & lf);
/// return the previous history entry if any
string const historyUp();
/// return the next history entry if any
string const historyDown();
/// return the possible completions
std::vector<string> const completions(string const & prefix, string & new_prefix);
/// dispatch a command
void dispatch(string const & str);
private:
/// controlling lyxfunc
LyXFunc & lyxfunc_;
/// available command names
std::vector<string> commands_;
/// command history
std::vector<string> history_;
/// current position in command history
std::vector<string>::const_iterator history_pos_;
};
#endif // CONTROLCOMMANDBUFFER_H