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2  * Copyright (c) 1998-2013,2014 Free Software Foundation, Inc.              *
3  *                                                                          *
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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 
42 #ifndef CUR
43 #define CUR SP_TERMTYPE
44 #endif
45 
46 MODULE_ID("$Id: lib_slkrefr.c,v 1.30 2014/03/08 20:32:59 tom Exp $")
47 
48 #ifdef USE_TERM_DRIVER
49 #define NumLabels    InfoOf(SP_PARM).numlabels
50 #else
51 #define NumLabels    num_labels
52 #endif
53 
54 /*
55  * Paint the info line for the PC style SLK emulation.
56  */
57 static void
58 slk_paint_info(WINDOW *win)
59 {
60     SCREEN *sp = _nc_screen_of(win);
61 
62     if (win && sp && (sp->slk_format == 4)) {
63 	int i;
64 
65 	(void) mvwhline(win, 0, 0, 0, getmaxx(win));
66 	wmove(win, 0, 0);
67 
68 	for (i = 0; i < sp->_slk->maxlab; i++) {
69 	    mvwprintw(win, 0, sp->_slk->ent[i].ent_x, "F%d", i + 1);
70 	}
71     }
72 }
73 
74 /*
75  * Write the soft labels to the soft-key window.
76  */
77 static void
78 slk_intern_refresh(SCREEN *sp)
79 {
80     int i;
81     int fmt;
82     SLK *slk;
83     int numlab;
84 
85     if (sp == 0)
86 	return;
87 
88     slk = sp->_slk;
89     fmt = sp->slk_format;
90     numlab = NumLabels;
91 
92     if (slk->hidden)
93 	return;
94 
95     for (i = 0; i < slk->labcnt; i++) {
96 	if (slk->dirty || slk->ent[i].dirty) {
97 	    if (slk->ent[i].visible) {
98 		if (numlab > 0 && SLK_STDFMT(fmt)) {
99 #ifdef USE_TERM_DRIVER
100 		    CallDriver_2(sp, td_hwlabel, i + 1, slk->ent[i].form_text);
101 #else
102 		    if (i < num_labels) {
103 			NCURSES_PUTP2("plab_norm",
104 				      TPARM_2(plab_norm,
105 					      i + 1,
106 					      slk->ent[i].form_text));
107 		    }
108 #endif
109 		} else {
110 		    if (fmt == 4)
111 			slk_paint_info(slk->win);
112 		    wmove(slk->win, SLK_LINES(fmt) - 1, slk->ent[i].ent_x);
113 		    (void) wattrset(slk->win, (int) AttrOf(slk->attr));
114 		    waddstr(slk->win, slk->ent[i].form_text);
115 		    /* if we simulate SLK's, it's looking much more
116 		       natural to use the current ATTRIBUTE also
117 		       for the label window */
118 		    (void) wattrset(slk->win, (int) WINDOW_ATTRS(StdScreen(sp)));
119 		}
120 	    }
121 	    slk->ent[i].dirty = FALSE;
122 	}
123     }
124     slk->dirty = FALSE;
125 
126     if (numlab > 0) {
127 #ifdef USE_TERM_DRIVER
128 	CallDriver_1(sp, td_hwlabelOnOff, slk->hidden ? FALSE : TRUE);
129 #else
130 	if (slk->hidden) {
131 	    NCURSES_PUTP2("label_off", label_off);
132 	} else {
133 	    NCURSES_PUTP2("label_on", label_on);
134 	}
135 #endif
136     }
137 }
138 
139 /*
140  * Refresh the soft labels.
141  */
142 NCURSES_EXPORT(int)
143 NCURSES_SP_NAME(slk_noutrefresh) (NCURSES_SP_DCL0)
144 {
145     T((T_CALLED("slk_noutrefresh(%p)"), (void *) SP_PARM));
146 
147     if (SP_PARM == 0 || SP_PARM->_slk == 0)
148 	returnCode(ERR);
149     if (SP_PARM->_slk->hidden)
150 	returnCode(OK);
151     slk_intern_refresh(SP_PARM);
152 
153     returnCode(wnoutrefresh(SP_PARM->_slk->win));
154 }
155 
156 #if NCURSES_SP_FUNCS
157 NCURSES_EXPORT(int)
158 slk_noutrefresh(void)
159 {
160     return NCURSES_SP_NAME(slk_noutrefresh) (CURRENT_SCREEN);
161 }
162 #endif
163 
164 /*
165  * Refresh the soft labels.
166  */
167 NCURSES_EXPORT(int)
168 NCURSES_SP_NAME(slk_refresh) (NCURSES_SP_DCL0)
169 {
170     T((T_CALLED("slk_refresh(%p)"), (void *) SP_PARM));
171 
172     if (SP_PARM == 0 || SP_PARM->_slk == 0)
173 	returnCode(ERR);
174     if (SP_PARM->_slk->hidden)
175 	returnCode(OK);
176     slk_intern_refresh(SP_PARM);
177 
178     returnCode(wrefresh(SP_PARM->_slk->win));
179 }
180 
181 #if NCURSES_SP_FUNCS
182 NCURSES_EXPORT(int)
183 slk_refresh(void)
184 {
185     return NCURSES_SP_NAME(slk_refresh) (CURRENT_SCREEN);
186 }
187 #endif
188