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tetex-bin  3.0
lib_hline_set.c
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00001 /****************************************************************************
00002  * Copyright (c) 2002 Free Software Foundation, Inc.                        *
00003  *                                                                          *
00004  * Permission is hereby granted, free of charge, to any person obtaining a  *
00005  * copy of this software and associated documentation files (the            *
00006  * "Software"), to deal in the Software without restriction, including      *
00007  * without limitation the rights to use, copy, modify, merge, publish,      *
00008  * distribute, distribute with modifications, sublicense, and/or sell       *
00009  * copies of the Software, and to permit persons to whom the Software is    *
00010  * furnished to do so, subject to the following conditions:                 *
00011  *                                                                          *
00012  * The above copyright notice and this permission notice shall be included  *
00013  * in all copies or substantial portions of the Software.                   *
00014  *                                                                          *
00015  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
00016  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
00017  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
00018  * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
00019  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
00020  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
00021  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
00022  *                                                                          *
00023  * Except as contained in this notice, the name(s) of the above copyright   *
00024  * holders shall not be used in advertising or otherwise to promote the     *
00025  * sale, use or other dealings in this Software without prior written       *
00026  * authorization.                                                           *
00027  ****************************************************************************/
00028 
00029 /****************************************************************************
00030  *  Author: Thomas Dickey 2002                                              *
00031  ****************************************************************************/
00032 
00033 /*
00034 **     lib_hline_set.c
00035 **
00036 **     The routine whline_set().
00037 **
00038 */
00039 
00040 #include <curses.priv.h>
00041 
00042 MODULE_ID("$Id: lib_hline_set.c,v 1.2 2002/03/23 21:35:34 tom Exp $")
00043 
00044 NCURSES_EXPORT(int)
00045 whline_set(WINDOW *win, const cchar_t * ch, int n)
00046 {
00047     int code = ERR;
00048     NCURSES_SIZE_T start;
00049     NCURSES_SIZE_T end;
00050 
00051     T((T_CALLED("whline_set(%p,%s,%d)"), win, _tracecchar_t(ch), n));
00052 
00053     if (win) {
00054        struct ldat *line = &(win->_line[win->_cury]);
00055        NCURSES_CH_T wch;
00056 
00057        start = win->_curx;
00058        end = start + n - 1;
00059        if (end > win->_maxx)
00060            end = win->_maxx;
00061 
00062        CHANGED_RANGE(line, start, end);
00063 
00064        if (ch == 0)
00065            wch = *WACS_HLINE;
00066        else
00067            wch = *ch;
00068        wch = _nc_render(win, wch);
00069 
00070        while (end >= start) {
00071            line->text[end] = wch;
00072            end--;
00073        }
00074 
00075        _nc_synchook(win);
00076        code = OK;
00077     }
00078     returnCode(code);
00079 }