xref: /openbsd-src/lib/libcurses/base/lib_slkrefr.c (revision 92dd1ec0a89df25171bc5d61a3d95ea1a68cef0b)
1 /*	$OpenBSD: lib_slkrefr.c,v 1.1 1999/01/18 19:10:03 millert Exp $	*/
2 
3 /****************************************************************************
4  * Copyright (c) 1998 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: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
33  *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
34  ****************************************************************************/
35 
36 /*
37  *	lib_slkrefr.c
38  *	Write SLK window to the (virtual) screen.
39  */
40 #include <curses.priv.h>
41 #include <term.h>	  /* num_labels, label_*, plab_norm */
42 
43 MODULE_ID("$From: lib_slkrefr.c,v 1.6 1999/01/02 22:56:59 tom Exp $")
44 
45 /*
46  * Write the soft labels to the soft-key window.
47  */
48 static void
49 slk_intern_refresh(SLK *slk)
50 {
51 int i;
52 	for (i = 0; i < slk->labcnt; i++) {
53 		if (slk->dirty || slk->ent[i].dirty) {
54 			if (slk->ent[i].visible) {
55 				if (num_labels > 0 && SLK_STDFMT)
56 				{
57 				  if (i < num_labels) {
58 				    TPUTS_TRACE("plab_norm");
59 				    putp(tparm(plab_norm, i, slk->win,slk->ent[i].form_text));
60 				  }
61 				}
62 				else
63 				{
64 					wmove(slk->win,SLK_LINES-1,slk->ent[i].x);
65 					if (SP && SP->_slk)
66 					  wattrset(slk->win,SP->_slk->attr);
67 					waddnstr(slk->win,slk->ent[i].form_text, MAX_SKEY_LEN);
68 					/* if we simulate SLK's, it's looking much more
69 					   natural to use the current ATTRIBUTE also
70 					   for the label window */
71 					wattrset(slk->win,stdscr->_attrs);
72 				}
73 			}
74 			slk->ent[i].dirty = FALSE;
75 		}
76 	}
77 	slk->dirty = FALSE;
78 
79 	if (num_labels > 0) {
80 	    if (slk->hidden)
81 	    {
82 		TPUTS_TRACE("label_off");
83 		putp(label_off);
84 	    }
85 	    else
86 	    {
87 		TPUTS_TRACE("label_on");
88 		putp(label_on);
89 	    }
90 	}
91 }
92 
93 /*
94  * Refresh the soft labels.
95  */
96 int
97 slk_noutrefresh(void)
98 {
99 	T((T_CALLED("slk_noutrefresh()")));
100 
101 	if (SP == NULL || SP->_slk == NULL)
102 		returnCode(ERR);
103 	if (SP->_slk->hidden)
104 		returnCode(OK);
105 	slk_intern_refresh(SP->_slk);
106 
107 	returnCode(wnoutrefresh(SP->_slk->win));
108 }
109 
110 /*
111  * Refresh the soft labels.
112  */
113 int
114 slk_refresh(void)
115 {
116 	T((T_CALLED("slk_refresh()")));
117 
118 	if (SP == NULL || SP->_slk == NULL)
119 		returnCode(ERR);
120 	if (SP->_slk->hidden)
121 		returnCode(OK);
122 	slk_intern_refresh(SP->_slk);
123 
124 	returnCode(wrefresh(SP->_slk->win));
125 }
126