Return to id_subwins.c CVS log

Up to [CSRG BSD Unix] / 43BSDReno / lib / libcurses

Annotation of 43BSDReno/lib/libcurses/id_subwins.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: (1) source distributions retain this entire copyright
                      7:  * notice and comment, and (2) distributions including binaries display
                      8:  * the following acknowledgement:  ``This product includes software
                      9:  * developed by the University of California, Berkeley and its contributors''
                     10:  * in the documentation or other materials provided with the distribution
                     11:  * and in all advertising materials mentioning features or use of this
                     12:  * software. Neither the name of the University nor the names of its
                     13:  * contributors may be used to endorse or promote products derived
                     14:  * from this software without specific prior written permission.
                     15:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
                     16:  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
                     17:  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
                     18:  */
                     19: 
                     20: #ifndef lint
                     21: static char sccsid[] = "@(#)id_subwins.c       5.4 (Berkeley) 6/1/90";
                     22: #endif /* not lint */
                     23: 
                     24: # include      "curses.ext"
                     25: 
                     26: /*
                     27:  * _id_subwins:
                     28:  *     Re-sync the pointers to _y for all the subwindows.
                     29:  *
                     30:  */
                     31: _id_subwins(orig)
                     32: register WINDOW        *orig;
                     33: {
                     34:        register WINDOW *win;
                     35:        register int    realy;
                     36:        register int    y, oy, x;
                     37: 
                     38:        realy = orig->_begy + orig->_cury;
                     39:        for (win = orig->_nextp; win != orig; win = win->_nextp) {
                     40:                /*
                     41:                 * If the window ends before our current position,
                     42:                 * don't need to do anything.
                     43:                 */
                     44:                if (win->_begy + win->_maxy <= realy)
                     45:                        continue;
                     46: 
                     47:                oy = orig->_cury;
                     48:                for (y = realy - win->_begy; y < win->_maxy; y++, oy++)
                     49:                        win->_y[y] = &orig->_y[oy][win->_ch_off];
                     50:        }
                     51: }

This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.