1/****************************************************************************
2 * Copyright (c) 1998-2006,2008 Free Software Foundation, Inc.              *
3 *                                                                          *
4 * Permission is hereby granted, free of charge, to any person obtaining a  *
5 * copy of this software and associated documentation files (the            *
6 * "Software"), to deal in the Software without restriction, including      *
7 * without limitation the rights to use, copy, modify, merge, publish,      *
8 * distribute, distribute with modifications, sublicense, and/or sell       *
9 * copies of the Software, and to permit persons to whom the Software is    *
10 * furnished to do so, subject to the following conditions:                 *
11 *                                                                          *
12 * The above copyright notice and this permission notice shall be included  *
13 * in all copies or substantial portions of the Software.                   *
14 *                                                                          *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
22 *                                                                          *
23 * Except as contained in this notice, the name(s) of the above copyright   *
24 * holders shall not be used in advertising or otherwise to promote the     *
25 * sale, use or other dealings in this Software without prior written       *
26 * authorization.                                                           *
27 ****************************************************************************/
28
29/****************************************************************************
30 *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
31 *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
32 *     and: Juergen Pfeifer                         1996-on                 *
33 *     and: Thomas E. Dickey                                                *
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
43MODULE_ID("$Id: lib_slkrefr.c,v 1.17 2008/09/27 14:07:53 juergen Exp $")
44
45/*
46 * Paint the info line for the PC style SLK emulation.
47 */
48static void
49slk_paint_info(WINDOW *win)
50{
51    SCREEN *sp = _nc_screen_of(win);
52
53    if (win && sp && (sp->slk_format == 4)) {
54	int i;
55
56	mvwhline(win, 0, 0, 0, getmaxx(win));
57	wmove(win, 0, 0);
58
59	for (i = 0; i < sp->_slk->maxlab; i++) {
60	    mvwprintw(win, 0, sp->_slk->ent[i].ent_x, "F%d", i + 1);
61	}
62    }
63}
64
65/*
66 * Write the soft labels to the soft-key window.
67 */
68static void
69slk_intern_refresh(SLK * slk)
70{
71    int i;
72    int fmt = SP->slk_format;
73
74    for (i = 0; i < slk->labcnt; i++) {
75	if (slk->dirty || slk->ent[i].dirty) {
76	    if (slk->ent[i].visible) {
77		if (num_labels > 0 && SLK_STDFMT(fmt)) {
78		    if (i < num_labels) {
79			TPUTS_TRACE("plab_norm");
80			putp(TPARM_2(plab_norm, i + 1, slk->ent[i].form_text));
81		    }
82		} else {
83		    if (fmt == 4)
84			slk_paint_info(slk->win);
85		    wmove(slk->win, SLK_LINES(fmt) - 1, slk->ent[i].ent_x);
86		    if (SP->_slk) {
87			wattrset(slk->win, AttrOf(SP->_slk->attr));
88		    }
89		    waddstr(slk->win, slk->ent[i].form_text);
90		    /* if we simulate SLK's, it's looking much more
91		       natural to use the current ATTRIBUTE also
92		       for the label window */
93		    wattrset(slk->win, WINDOW_ATTRS(stdscr));
94		}
95	    }
96	    slk->ent[i].dirty = FALSE;
97	}
98    }
99    slk->dirty = FALSE;
100
101    if (num_labels > 0) {
102	if (slk->hidden) {
103	    TPUTS_TRACE("label_off");
104	    putp(label_off);
105	} else {
106	    TPUTS_TRACE("label_on");
107	    putp(label_on);
108	}
109    }
110}
111
112/*
113 * Refresh the soft labels.
114 */
115NCURSES_EXPORT(int)
116slk_noutrefresh(void)
117{
118    T((T_CALLED("slk_noutrefresh()")));
119
120    if (SP == NULL || SP->_slk == NULL)
121	returnCode(ERR);
122    if (SP->_slk->hidden)
123	returnCode(OK);
124    slk_intern_refresh(SP->_slk);
125
126    returnCode(wnoutrefresh(SP->_slk->win));
127}
128
129/*
130 * Refresh the soft labels.
131 */
132NCURSES_EXPORT(int)
133slk_refresh(void)
134{
135    T((T_CALLED("slk_refresh()")));
136
137    if (SP == NULL || SP->_slk == NULL)
138	returnCode(ERR);
139    if (SP->_slk->hidden)
140	returnCode(OK);
141    slk_intern_refresh(SP->_slk);
142
143    returnCode(wrefresh(SP->_slk->win));
144}
145