1 /****************************************************************************
2 * Copyright (c) 1998-2004,2005 Free Software Foundation, Inc. *
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: *
12 * The above copyright notice and this permission notice shall be included *
13 * in all copies or substantial portions of the Software. *
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. *
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21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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27 ****************************************************************************/
29 /****************************************************************************
30 * Author: Juergen Pfeifer *
31 * and: Thomas E. Dickey *
32 ****************************************************************************/
36 * Set soft label text.
38 #include <curses.priv.h>
45 MODULE_ID("$Id: lib_slkset.c,v 1.15 2005/04/16 17:47:34 tom Exp $")
48 slk_set(int i, const char *astr, int format)
55 const char *str = astr;
58 T((T_CALLED("slk_set(%d, \"%s\", %d)"), i, str, format));
60 if (slk == NULL || i < 1 || i > slk->labcnt || format < 0 || format > 2)
64 --i; /* Adjust numbering of labels */
66 limit = MAX_SKEY_LEN(SP->slk_format);
67 while (isspace(UChar(*str)))
68 str++; /* skip over leading spaces */
79 need = mbrtowc(0, p, strlen(p), &state);
80 if (need == (size_t) -1)
82 mbrtowc(&wc, p, need, &state);
83 if (!iswprint((wint_t) wc))
85 if (wcwidth(wc) + numcols > limit)
87 numcols += wcwidth(wc);
92 while (isprint(UChar(*p)))
93 p++; /* The first non-print stops */
101 FreeIfNeeded(slk->ent[i].ent_text);
102 if ((slk->ent[i].ent_text = strdup(str)) == 0)
104 slk->ent[i].ent_text[numchrs] = '\0';
106 if ((slk->ent[i].form_text = (char *) _nc_doalloc(slk->ent[i].form_text,
114 case 0: /* left-justified */
117 case 1: /* centered */
118 offset = (limit - numcols) / 2;
120 case 2: /* right-justified */
121 offset = limit - numcols;
127 memset(slk->ent[i].form_text, ' ', (unsigned) offset);
129 memcpy(slk->ent[i].form_text + offset,
130 slk->ent[i].ent_text,
133 if (offset < limit) {
134 memset(slk->ent[i].form_text + offset + numchrs,
136 (unsigned) (limit - (offset + numcols)));
139 slk->ent[i].form_text[numchrs - numcols + limit] = 0;
140 slk->ent[i].dirty = TRUE;