1 /****************************************************************************
2  * Copyright (c) 1998-2006,2008 Free Software Foundation, Inc.              *
3  *                                                                          *
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11  *                                                                          *
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14  *                                                                          *
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22  *                                                                          *
23  * Except as contained in this notice, the name(s) of the above copyright   *
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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  *     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 
43 MODULE_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  */
48 static void
49 slk_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  */
68 static void
69 slk_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  */
115 NCURSES_EXPORT(int)
116 slk_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  */
132 NCURSES_EXPORT(int)
133 slk_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