/* Commandes d'edition */
/* Copyright (C) 2008  Emmanuel Varoquaux

   This file is part of XOS.

   This program 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 3 of the License, or
   (at your option) any later version.

   This program 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 this program.  If not, see <http://www.gnu.org/licenses/>. */

#include "edit.h"

#include "output.h"
#include "line.h"

void begin_editing(const char *prompt, struct linebuf_struct *linebuf)
{
  begin_output(prompt);
  line_set(linebuf);
}

void replace_region_with_char(int start, int end, char c)
{
  output_replace_region_with_char(start, end, c);
  line_replace_region_with_char(start, end, c);
}

void replace_region_with_text(int start, int end, const char *text)
{
  output_replace_region_with_text(start, end, text);
  line_replace_region_with_text(start, end, text);
}

void erase_region(int start, int end)
{
  output_erase_region(start, end);
  line_erase_region(start, end);
}

void delete_region(int start, int end)
{
  output_delete_region(start, end);
  line_delete_region(start, end);
}

void move_to(int newpoint)
{
  output_move_cursor(newpoint);
  line_set_point(newpoint);
}

void set_mark(int newmark)
{
  line_set_mark(newmark);
}

void exchange_point_and_mark()
{
  int tmp;

  output_move_cursor(mark);
  tmp = point;
  line_set_point(mark);
  line_set_mark(tmp);
}

void clear_screen()
{
  output_clear_screen_and_reprint();
}

void refresh_line()
{
  output_clear_line_and_reprint();
}

void reset_line(struct linebuf_struct *linebuf)
{
  output_replace_region_with_text(0, line_end, linebuf->buf);
  line_set(linebuf);
}

void accept_line()
{
  output_new_line();
}

void abort_line()
{
  output_new_line();
  line_delete_region(0, line_end);
}

void discard_line()
{
  line_discard();
}

void end_editing()
{
  end_output();
  line_release();
}