diff options
Diffstat (limited to 'lib/libcurses/touchwin.c')
| -rw-r--r-- | lib/libcurses/touchwin.c | 112 |
1 files changed, 75 insertions, 37 deletions
diff --git a/lib/libcurses/touchwin.c b/lib/libcurses/touchwin.c index 13d433138956..68fa78588922 100644 --- a/lib/libcurses/touchwin.c +++ b/lib/libcurses/touchwin.c @@ -1,6 +1,6 @@ /* - * Copyright (c) 1981 Regents of the University of California. - * All rights reserved. + * Copyright (c) 1981, 1993 + * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -32,52 +32,90 @@ */ #ifndef lint -static char sccsid[] = "@(#)touchwin.c 5.4 (Berkeley) 6/1/90"; +static char sccsid[] = "@(#)touchwin.c 8.1 (Berkeley) 6/4/93"; #endif /* not lint */ -# include "curses.ext" +#include <curses.h> + /* - * make it look like the whole window has been changed. - * + * touchline -- + * Touch a given line. */ +int +touchline(win, y, sx, ex) + WINDOW *win; + register int y, sx, ex; +{ + return (__touchline(win, y, sx, ex, 1)); +} + + +/* + * touchwin -- + * Make it look like the whole window has been changed. + */ +int touchwin(win) -register WINDOW *win; + register WINDOW *win; { - register int y, maxy; + register int y, maxy; -# ifdef DEBUG - fprintf(outf, "TOUCHWIN(%0.2o)\n", win); -# endif - maxy = win->_maxy; +#ifdef DEBUG + __CTRACE("touchwin: (%0.2o)\n", win); +#endif + maxy = win->maxy; for (y = 0; y < maxy; y++) - touchline(win, y, 0, win->_maxx - 1); + __touchline(win, y, 0, win->maxx - 1, 1); + return (OK); } -/* - * touch a given line - */ -touchline(win, y, sx, ex) -register WINDOW *win; -register int y, sx, ex; + +int +__touchwin(win) + register WINDOW *win; { -# ifdef DEBUG - fprintf(outf, "TOUCHLINE(%0.2o, %d, %d, %d)\n", win, y, sx, ex); - fprintf(outf, "TOUCHLINE:first = %d, last = %d\n", win->_firstch[y], win->_lastch[y]); -# endif - sx += win->_ch_off; - ex += win->_ch_off; - if (win->_firstch[y] == _NOCHANGE) { - win->_firstch[y] = sx; - win->_lastch[y] = ex; - } - else { - if (win->_firstch[y] > sx) - win->_firstch[y] = sx; - if (win->_lastch[y] < ex) - win->_lastch[y] = ex; + register int y, maxy; + +#ifdef DEBUG + __CTRACE("touchwin: (%0.2o)\n", win); +#endif + maxy = win->maxy; + for (y = 0; y < maxy; y++) + __touchline(win, y, 0, win->maxx - 1, 0); + return (OK); +} + +int +__touchline(win, y, sx, ex, force) + register WINDOW *win; + register int y, sx, ex; + int force; +{ +#ifdef DEBUG + __CTRACE("touchline: (%0.2o, %d, %d, %d, %d)\n", win, y, sx, ex, force); + __CTRACE("touchline: first = %d, last = %d\n", + *win->lines[y]->firstchp, *win->lines[y]->lastchp); +#endif + if (force) + win->lines[y]->flags |= __FORCEPAINT; + sx += win->ch_off; + ex += win->ch_off; + if (!(win->lines[y]->flags & __ISDIRTY)) { + win->lines[y]->flags |= __ISDIRTY; + *win->lines[y]->firstchp = sx; + *win->lines[y]->lastchp = ex; + } else { + if (*win->lines[y]->firstchp > sx) + *win->lines[y]->firstchp = sx; + if (*win->lines[y]->lastchp < ex) + *win->lines[y]->lastchp = ex; } -# ifdef DEBUG - fprintf(outf, "TOUCHLINE:first = %d, last = %d\n", win->_firstch[y], win->_lastch[y]); -# endif +#ifdef DEBUG + __CTRACE("touchline: first = %d, last = %d\n", + *win->lines[y]->firstchp, *win->lines[y]->lastchp); +#endif + return (OK); } + + |