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Annotation of 43BSDTahoe/usr.lib/libcurses/box.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1981 Regents of the University of California.
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms are permitted
                      6:  * provided that the above copyright notice and this paragraph are
                      7:  * duplicated in all such forms and that any documentation,
                      8:  * advertising materials, and other materials related to such
                      9:  * distribution and use acknowledge that the software was developed
                     10:  * by the University of California, Berkeley.  The name of the
                     11:  * University may not be used to endorse or promote products derived
                     12:  * from this software without specific prior written permission.
                     13:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
                     14:  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
                     15:  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
                     16:  */
                     17: 
                     18: #ifndef lint
                     19: static char sccsid[] = "@(#)box.c      5.3 (Berkeley) 6/30/88";
                     20: #endif /* not lint */
                     21: 
                     22: # include      "curses.ext"
                     23: 
                     24: /*
                     25:  *     This routine draws a box around the given window with "vert"
                     26:  * as the vertical delimiting char, and "hor", as the horizontal one.
                     27:  *
                     28:  */
                     29: box(win, vert, hor)
                     30: reg WINDOW     *win;
                     31: char           vert, hor; {
                     32: 
                     33:        reg int         i;
                     34:        reg int         endy, endx;
                     35:        reg char        *fp, *lp;
                     36: 
                     37:        endx = win->_maxx;
                     38:        endy = win->_maxy - 1;
                     39:        fp = win->_y[0];
                     40:        lp = win->_y[endy];
                     41:        for (i = 0; i < endx; i++)
                     42:                fp[i] = lp[i] = hor;
                     43:        endx--;
                     44:        for (i = 0; i <= endy; i++)
                     45:                win->_y[i][0] = (win->_y[i][endx] = vert);
                     46:        if (!win->_scroll && (win->_flags&_SCROLLWIN))
                     47:                fp[0] = fp[endx] = lp[0] = lp[endx] = ' ';
                     48:        touchwin(win);
                     49: }

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