1 /* $OpenBSD: lib_hline_set.c,v 1.1 2010/09/06 17:26:17 nicm Exp $ */
2 
3 /****************************************************************************
4  * Copyright (c) 2002 Free Software Foundation, Inc.                        *
5  *                                                                          *
6  * Permission is hereby granted, free of charge, to any person obtaining a  *
7  * copy of this software and associated documentation files (the            *
8  * "Software"), to deal in the Software without restriction, including      *
9  * without limitation the rights to use, copy, modify, merge, publish,      *
10  * distribute, distribute with modifications, sublicense, and/or sell       *
11  * copies of the Software, and to permit persons to whom the Software is    *
12  * furnished to do so, subject to the following conditions:                 *
13  *                                                                          *
14  * The above copyright notice and this permission notice shall be included  *
15  * in all copies or substantial portions of the Software.                   *
16  *                                                                          *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
20  * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
21  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
22  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
23  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
24  *                                                                          *
25  * Except as contained in this notice, the name(s) of the above copyright   *
26  * holders shall not be used in advertising or otherwise to promote the     *
27  * sale, use or other dealings in this Software without prior written       *
28  * authorization.                                                           *
29  ****************************************************************************/
30 
31 /****************************************************************************
32  *  Author: Thomas Dickey 2002                                              *
33  ****************************************************************************/
34 
35 /*
36 **	lib_hline_set.c
37 **
38 **	The routine whline_set().
39 **
40 */
41 
42 #include <curses.priv.h>
43 
44 MODULE_ID("$Id: lib_hline_set.c,v 1.1 2010/09/06 17:26:17 nicm Exp $")
45 
46 NCURSES_EXPORT(int)
47 whline_set(WINDOW *win, const cchar_t * ch, int n)
48 {
49     int code = ERR;
50     NCURSES_SIZE_T start;
51     NCURSES_SIZE_T end;
52 
53     T((T_CALLED("whline_set(%p,%s,%d)"), win, _tracecchar_t(ch), n));
54 
55     if (win) {
56 	struct ldat *line = &(win->_line[win->_cury]);
57 	NCURSES_CH_T wch;
58 
59 	start = win->_curx;
60 	end = start + n - 1;
61 	if (end > win->_maxx)
62 	    end = win->_maxx;
63 
64 	CHANGED_RANGE(line, start, end);
65 
66 	if (ch == 0)
67 	    wch = *WACS_HLINE;
68 	else
69 	    wch = *ch;
70 	wch = _nc_render(win, wch);
71 
72 	while (end >= start) {
73 	    line->text[end] = wch;
74 	    end--;
75 	}
76 
77 	_nc_synchook(win);
78 	code = OK;
79     }
80     returnCode(code);
81 }
82