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/*
Copyright (C) 1996 John W. Eaton
This file is part of Octave.
Octave is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2, or (at your option) any
later version.
Octave is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with Octave; see the file COPYING. If not, write to the Free
Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#if !defined (octave_cmd_hist_h)
#define octave_cmd_hist_h 1
#include <string>
#include "str-vec.h"
class
command_history
{
public:
command_history (const string& = string (), int = -1);
~command_history (void) { initialized = false; }
void set_file (const string&);
string file (void);
void set_size (int);
int size (void);
void ignore_entries (bool = true);
bool ignoring_entries (void);
void add (const string&);
void remove (int);
int where (void);
int base (void);
int current_number (void);
void stifle (int);
int unstifle (void);
int is_stifled (void);
void read (bool = true);
void read (const string&, bool = true);
void read_range (int = -1, int = -1, bool = true);
void read_range (const string&, int = -1, int = -1,
bool = true);
void write (const string& = string ());
void append (const string& = string ());
void truncate_file (const string& = string (), int = -1);
string_vector list (int = -1, int = 0);
string get_entry (int);
void replace_entry (int, const string&);
void clean_up_and_save (const string& = string (), int = -1);
private:
// We can only have one history object in any given program.
static bool initialized;
// TRUE means we are ignoring new additions.
bool ignoring_additions;
// The number of hisory lines we read from the history file.
int lines_in_file;
// The number of history lines we've saved so far.
int lines_this_session;
// The default history file.
string xfile;
// The number of lines of history to save.
int xsize;
void error (int);
void error (const string&);
command_history (const command_history&);
command_history& operator = (const command_history&);
};
#endif
/*
;;; Local Variables: ***
;;; mode: C++ ***
;;; End: ***
*/
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