6c8ac72df7
distributed in keith bostic's nvi (got his permission first). Most changes are cosmetic, but a few errors (mostly in tty..c) were cleared up. Reviewed by: Sean Eric Fagan
121 lines
3.4 KiB
C
121 lines
3.4 KiB
C
/*
|
|
* Copyright (c) 1981, 1993, 1994
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef lint
|
|
static char sccsid[] = "@(#)touchwin.c 8.2 (Berkeley) 5/4/94";
|
|
#endif /* not lint */
|
|
|
|
#include "curses.h"
|
|
|
|
/*
|
|
* touchline --
|
|
* Touch a given line.
|
|
*/
|
|
int
|
|
touchline(win, y, sx, ex)
|
|
WINDOW *win;
|
|
register int y, sx, ex;
|
|
{
|
|
return (__touchline(win, y, sx, ex, 1));
|
|
}
|
|
|
|
|
|
/*
|
|
* touchwin --
|
|
* Make it look like the whole window has been changed.
|
|
*/
|
|
int
|
|
touchwin(win)
|
|
register WINDOW *win;
|
|
{
|
|
register int y, maxy;
|
|
|
|
#ifdef DEBUG
|
|
__CTRACE("touchwin: (%0.2o)\n", win);
|
|
#endif
|
|
maxy = win->maxy;
|
|
for (y = 0; y < maxy; y++)
|
|
__touchline(win, y, 0, win->maxx - 1, 1);
|
|
return (OK);
|
|
}
|
|
|
|
|
|
int
|
|
__touchwin(win)
|
|
register WINDOW *win;
|
|
{
|
|
register int y, maxy;
|
|
|
|
#ifdef DEBUG
|
|
__CTRACE("touchwin: (%0.2o)\n", win);
|
|
#endif
|
|
maxy = win->maxy;
|
|
for (y = 0; y < maxy; y++)
|
|
__touchline(win, y, 0, win->maxx - 1, 0);
|
|
return (OK);
|
|
}
|
|
|
|
int
|
|
__touchline(win, y, sx, ex, force)
|
|
register WINDOW *win;
|
|
register int y, sx, ex;
|
|
int force;
|
|
{
|
|
#ifdef DEBUG
|
|
__CTRACE("touchline: (%0.2o, %d, %d, %d, %d)\n", win, y, sx, ex, force);
|
|
__CTRACE("touchline: first = %d, last = %d\n",
|
|
*win->lines[y]->firstchp, *win->lines[y]->lastchp);
|
|
#endif
|
|
if (force)
|
|
win->lines[y]->flags |= __FORCEPAINT;
|
|
sx += win->ch_off;
|
|
ex += win->ch_off;
|
|
if (!(win->lines[y]->flags & __ISDIRTY)) {
|
|
win->lines[y]->flags |= __ISDIRTY;
|
|
*win->lines[y]->firstchp = sx;
|
|
*win->lines[y]->lastchp = ex;
|
|
} else {
|
|
if (*win->lines[y]->firstchp > sx)
|
|
*win->lines[y]->firstchp = sx;
|
|
if (*win->lines[y]->lastchp < ex)
|
|
*win->lines[y]->lastchp = ex;
|
|
}
|
|
#ifdef DEBUG
|
|
__CTRACE("touchline: first = %d, last = %d\n",
|
|
*win->lines[y]->firstchp, *win->lines[y]->lastchp);
|
|
#endif
|
|
return (OK);
|
|
}
|
|
|
|
|