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/*
* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*LINTLIBRARY*/
#ifndef lint
static char
sccsid[] = "@(#)touchwin.c 1.6 88/02/08 SMI"; /* from UCB 5.1 85/06/07 */
#endif /* not lint */
#include "curses.ext"
/*
* make it look like the whole window has been changed.
*
*/
int
touchwin(WINDOW *win)
{
int y, maxy;
#ifdef DEBUG
fprintf(outf, "TOUCHWIN(%0.2o)\n", win);
#endif
maxy = win->_maxy;
for (y = 0; y < maxy; y++)
(void) touchline(win, y, 0, win->_maxx - 1);
return (OK);
}
/*
* touch a given line
*/
int
touchline(WINDOW *win, int y, int sx, int ex)
{
#ifdef DEBUG
fprintf(outf, "TOUCHLINE(%0.2o, %d, %d, %d)\n", win, y, sx, ex);
fprintf(outf, "TOUCHLINE:first = %d, last = %d\n",
win->_firstch[y], win->_lastch[y]);
#endif
sx += win->_ch_off;
ex += win->_ch_off;
if (win->_firstch[y] == _NOCHANGE) {
win->_firstch[y] = (short)sx;
win->_lastch[y] = (short)ex;
} else {
if (win->_firstch[y] > sx)
win->_firstch[y] = (short)sx;
if (win->_lastch[y] < ex)
win->_lastch[y] = (short)ex;
}
#ifdef DEBUG
fprintf(outf, "TOUCHLINE:first = %d, last = %d\n",
win->_firstch[y], win->_lastch[y]);
#endif
return (OK);
}
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