1 /****************************************************************************
2 * Copyright (c) 1998-2004,2005 Free Software Foundation, Inc. *
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5 * copy of this software and associated documentation files (the *
6 * "Software"), to deal in the Software without restriction, including *
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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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27 ****************************************************************************/
29 /****************************************************************************
30 * Author: Juergen Pfeifer *
31 * and: Thomas E. Dickey *
32 ****************************************************************************/
36 * Set soft label text.
38 #include <curses.priv.h>
47 MODULE_ID("$Id: lib_slkset.c,v 1.16 2006/12/17 19:47:09 tom Exp $")
50 slk_set(int i, const char *astr, int format)
57 const char *str = astr;
60 T((T_CALLED("slk_set(%d, \"%s\", %d)"), i, str, format));
62 if (slk == NULL || i < 1 || i > slk->labcnt || format < 0 || format > 2)
66 --i; /* Adjust numbering of labels */
68 limit = MAX_SKEY_LEN(SP->slk_format);
69 while (isspace(UChar(*str)))
70 str++; /* skip over leading spaces */
81 need = mbrtowc(0, p, strlen(p), &state);
82 if (need == (size_t) -1)
84 mbrtowc(&wc, p, need, &state);
85 if (!iswprint((wint_t) wc))
87 if (wcwidth(wc) + numcols > limit)
89 numcols += wcwidth(wc);
94 while (isprint(UChar(*p)))
95 p++; /* The first non-print stops */
103 FreeIfNeeded(slk->ent[i].ent_text);
104 if ((slk->ent[i].ent_text = strdup(str)) == 0)
106 slk->ent[i].ent_text[numchrs] = '\0';
108 if ((slk->ent[i].form_text = (char *) _nc_doalloc(slk->ent[i].form_text,
116 case 0: /* left-justified */
119 case 1: /* centered */
120 offset = (limit - numcols) / 2;
122 case 2: /* right-justified */
123 offset = limit - numcols;
129 memset(slk->ent[i].form_text, ' ', (unsigned) offset);
131 memcpy(slk->ent[i].form_text + offset,
132 slk->ent[i].ent_text,
135 if (offset < limit) {
136 memset(slk->ent[i].form_text + offset + numchrs,
138 (unsigned) (limit - (offset + numcols)));
141 slk->ent[i].form_text[numchrs - numcols + limit] = 0;
142 slk->ent[i].dirty = TRUE;