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box.c revision 1.7.2.2
      1  1.7.2.2  cgd /*
      2  1.7.2.2  cgd  * Copyright (c) 1981, 1993, 1994
      3  1.7.2.2  cgd  *	The Regents of the University of California.  All rights reserved.
      4  1.7.2.2  cgd  *
      5  1.7.2.2  cgd  * Redistribution and use in source and binary forms, with or without
      6  1.7.2.2  cgd  * modification, are permitted provided that the following conditions
      7  1.7.2.2  cgd  * are met:
      8  1.7.2.2  cgd  * 1. Redistributions of source code must retain the above copyright
      9  1.7.2.2  cgd  *    notice, this list of conditions and the following disclaimer.
     10  1.7.2.2  cgd  * 2. Redistributions in binary form must reproduce the above copyright
     11  1.7.2.2  cgd  *    notice, this list of conditions and the following disclaimer in the
     12  1.7.2.2  cgd  *    documentation and/or other materials provided with the distribution.
     13  1.7.2.2  cgd  * 3. All advertising materials mentioning features or use of this software
     14  1.7.2.2  cgd  *    must display the following acknowledgement:
     15  1.7.2.2  cgd  *	This product includes software developed by the University of
     16  1.7.2.2  cgd  *	California, Berkeley and its contributors.
     17  1.7.2.2  cgd  * 4. Neither the name of the University nor the names of its contributors
     18  1.7.2.2  cgd  *    may be used to endorse or promote products derived from this software
     19  1.7.2.2  cgd  *    without specific prior written permission.
     20  1.7.2.2  cgd  *
     21  1.7.2.2  cgd  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     22  1.7.2.2  cgd  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     23  1.7.2.2  cgd  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     24  1.7.2.2  cgd  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     25  1.7.2.2  cgd  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     26  1.7.2.2  cgd  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     27  1.7.2.2  cgd  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     28  1.7.2.2  cgd  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     29  1.7.2.2  cgd  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     30  1.7.2.2  cgd  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     31  1.7.2.2  cgd  * SUCH DAMAGE.
     32  1.7.2.2  cgd  */
     33  1.7.2.2  cgd 
     34  1.7.2.2  cgd #ifndef lint
     35  1.7.2.2  cgd static char sccsid[] = "@(#)box.c	8.2 (Berkeley) 5/4/94";
     36  1.7.2.2  cgd #endif	/* not lint */
     37  1.7.2.2  cgd 
     38  1.7.2.2  cgd #include "curses.h"
     39  1.7.2.2  cgd 
     40  1.7.2.2  cgd /*
     41  1.7.2.2  cgd  * box --
     42  1.7.2.2  cgd  *	Draw a box around the given window with "vert" as the vertical
     43  1.7.2.2  cgd  *	delimiting char, and "hor", as the horizontal one.
     44  1.7.2.2  cgd  */
     45  1.7.2.2  cgd int
     46  1.7.2.2  cgd box(win, vert, hor)
     47  1.7.2.2  cgd 	register WINDOW *win;
     48  1.7.2.2  cgd 	int vert, hor;
     49  1.7.2.2  cgd {
     50  1.7.2.2  cgd 	register int endy, endx, i;
     51  1.7.2.2  cgd 	register __LDATA *fp, *lp;
     52  1.7.2.2  cgd 
     53  1.7.2.2  cgd 	endx = win->maxx;
     54  1.7.2.2  cgd 	endy = win->maxy - 1;
     55  1.7.2.2  cgd 	fp = win->lines[0]->line;
     56  1.7.2.2  cgd 	lp = win->lines[endy]->line;
     57  1.7.2.2  cgd 	for (i = 0; i < endx; i++) {
     58  1.7.2.2  cgd 		fp[i].ch = lp[i].ch = hor;
     59  1.7.2.2  cgd 		fp[i].attr &= ~__STANDOUT;
     60  1.7.2.2  cgd 		lp[i].attr &= ~__STANDOUT;
     61  1.7.2.2  cgd 	}
     62  1.7.2.2  cgd 	endx--;
     63  1.7.2.2  cgd 	for (i = 0; i <= endy; i++) {
     64  1.7.2.2  cgd 		win->lines[i]->line[0].ch = vert;
     65  1.7.2.2  cgd 	        win->lines[i]->line[endx].ch = vert;
     66  1.7.2.2  cgd 		win->lines[i]->line[0].attr &= ~__STANDOUT;
     67  1.7.2.2  cgd 		win->lines[i]->line[endx].attr &= ~__STANDOUT;
     68  1.7.2.2  cgd 	}
     69  1.7.2.2  cgd 	if (!(win->flags & __SCROLLOK) && (win->flags & __SCROLLWIN)) {
     70  1.7.2.2  cgd 		fp[0].ch = fp[endx].ch = lp[0].ch = lp[endx].ch = ' ';
     71  1.7.2.2  cgd 		fp[0].attr &= ~__STANDOUT;
     72  1.7.2.2  cgd 		fp[endx].attr &= ~__STANDOUT;
     73  1.7.2.2  cgd 		lp[0].attr &= ~__STANDOUT;
     74  1.7.2.2  cgd 		lp[endx].attr &= ~__STANDOUT;
     75  1.7.2.2  cgd 	}
     76  1.7.2.2  cgd 	__touchwin(win);
     77  1.7.2.2  cgd 	return (OK);
     78  1.7.2.2  cgd }
     79