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