| 1 | /* |
| 2 | * Copyright (c) 1980 Regents of the University of California. |
| 3 | * All rights reserved. The Berkeley software License Agreement |
| 4 | * specifies the terms and conditions for redistribution. |
| 5 | */ |
| 6 | |
| 7 | #ifndef lint |
| 8 | static char sccsid[] = "@(#)id_subwins.c 5.1 (Berkeley) %G%"; |
| 9 | #endif not lint |
| 10 | |
| 11 | # include "curses.ext" |
| 12 | |
| 13 | /* |
| 14 | * _id_subwins: |
| 15 | * Re-sync the pointers to _y for all the subwindows. |
| 16 | * |
| 17 | */ |
| 18 | _id_subwins(orig) |
| 19 | register WINDOW *orig; |
| 20 | { |
| 21 | register WINDOW *win; |
| 22 | register int realy; |
| 23 | register int y, oy, x; |
| 24 | |
| 25 | realy = orig->_begy + orig->_cury; |
| 26 | for (win = orig->_nextp; win != orig; win = win->_nextp) { |
| 27 | /* |
| 28 | * If the window ends before our current position, |
| 29 | * don't need to do anything. |
| 30 | */ |
| 31 | if (win->_begy + win->_maxy <= realy) |
| 32 | continue; |
| 33 | |
| 34 | oy = orig->_cury; |
| 35 | for (y = realy - win->_begy; y < win->_maxy; y++, oy++) |
| 36 | win->_y[y] = &orig->_y[oy][win->_ch_off]; |
| 37 | } |
| 38 | } |