ncurses 5.0
[ncurses.git] / ncurses / base / lib_slkrefr.c
1 /****************************************************************************
2  * Copyright (c) 1998 Free Software Foundation, Inc.                        *
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11  *                                                                          *
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13  * in all copies or substantial portions of the Software.                   *
14  *                                                                          *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
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28
29 /****************************************************************************
30  *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
31  *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
32  ****************************************************************************/
33
34 /*
35  *      lib_slkrefr.c
36  *      Write SLK window to the (virtual) screen.
37  */
38 #include <curses.priv.h>
39 #include <term.h>         /* num_labels, label_*, plab_norm */
40
41 MODULE_ID("$Id: lib_slkrefr.c,v 1.8 1999/03/14 00:10:27 Alexander.V.Lukyanov Exp $")
42
43 /*
44  * Write the soft labels to the soft-key window.
45  */
46 static void
47 slk_intern_refresh(SLK *slk)
48 {
49 int i;
50 int fmt = SP->slk_format;
51
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(fmt))
56                                 {
57                                   if (i < num_labels) {
58                                     TPUTS_TRACE("plab_norm");
59                                     putp(tparm(plab_norm, i+1, slk->ent[i].form_text));
60                                   }
61                                 }
62                                 else
63                                 {
64                                         wmove(slk->win,SLK_LINES(fmt)-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,
68                                                  MAX_SKEY_LEN(fmt));
69                                         /* if we simulate SLK's, it's looking much more
70                                            natural to use the current ATTRIBUTE also
71                                            for the label window */
72                                         wattrset(slk->win,stdscr->_attrs);
73                                 }
74                         }
75                         slk->ent[i].dirty = FALSE;
76                 }
77         }
78         slk->dirty = FALSE;
79
80         if (num_labels > 0) {
81             if (slk->hidden)
82             {
83                 TPUTS_TRACE("label_off");
84                 putp(label_off);
85             }
86             else
87             {
88                 TPUTS_TRACE("label_on");
89                 putp(label_on);
90             }
91         }
92 }
93
94 /*
95  * Refresh the soft labels.
96  */
97 int
98 slk_noutrefresh(void)
99 {
100         T((T_CALLED("slk_noutrefresh()")));
101
102         if (SP == NULL || SP->_slk == NULL)
103                 returnCode(ERR);
104         if (SP->_slk->hidden)
105                 returnCode(OK);
106         slk_intern_refresh(SP->_slk);
107
108         returnCode(wnoutrefresh(SP->_slk->win));
109 }
110
111 /*
112  * Refresh the soft labels.
113  */
114 int
115 slk_refresh(void)
116 {
117         T((T_CALLED("slk_refresh()")));
118
119         if (SP == NULL || SP->_slk == NULL)
120                 returnCode(ERR);
121         if (SP->_slk->hidden)
122                 returnCode(OK);
123         slk_intern_refresh(SP->_slk);
124
125         returnCode(wrefresh(SP->_slk->win));
126 }