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/* $OpenBSD: lib_slkset.c,v 1.1 1997/12/03 05:21:35 millert Exp $ */
/***************************************************************************
* COPYRIGHT NOTICE *
****************************************************************************
* ncurses is copyright (C) 1992-1995 *
* Zeyd M. Ben-Halim *
* zmbenhal@netcom.com *
* Eric S. Raymond *
* esr@snark.thyrsus.com *
* *
* Permission is hereby granted to reproduce and distribute ncurses *
* by any means and for any fee, whether alone or as part of a *
* larger distribution, in source or in binary form, PROVIDED *
* this notice is included with any such distribution, and is not *
* removed from any of its header files. Mention of ncurses in any *
* applications linked with it is highly appreciated. *
* *
* ncurses comes AS IS with no warranty, implied or expressed. *
* *
***************************************************************************/
/*
* lib_slkset.c
* Set soft label text.
*/
#include <curses.priv.h>
#include <ctype.h>
MODULE_ID("Id: lib_slkset.c,v 1.2 1997/10/18 18:09:27 tom Exp $")
int
slk_set(int i, const char *astr, int format)
{
SLK *slk = SP->_slk;
size_t len;
const char *str = astr;
const char *p;
T((T_CALLED("slk_set(%d, \"%s\", %d)"), i, str, format));
if (slk == NULL || i < 1 || i > slk->labcnt || format < 0 || format > 2)
returnCode(ERR);
if (str == NULL)
str = "";
while (isspace(*str)) str++; /* skip over leading spaces */
p = str;
while (isprint(*p)) p++; /* The first non-print stops */
--i; /* Adjust numbering of labels */
len = (size_t)(p - str);
if (len > (unsigned)slk->maxlen)
len = slk->maxlen;
if (len==0)
slk->ent[i].text[0] = 0;
else
(void) strncpy(slk->ent[i].text, str, len);
memset(slk->ent[i].form_text,' ', (unsigned)slk->maxlen);
slk->ent[i].text[slk->maxlen] = 0;
/* len = strlen(slk->ent[i].text); */
switch(format) {
case 0: /* left-justified */
memcpy(slk->ent[i].form_text,
slk->ent[i].text,
len);
break;
case 1: /* centered */
memcpy(slk->ent[i].form_text+(slk->maxlen - len)/2,
slk->ent[i].text,
len);
break;
case 2: /* right-justified */
memcpy(slk->ent[i].form_text+ slk->maxlen - len,
slk->ent[i].text,
len);
break;
}
slk->ent[i].form_text[slk->maxlen] = 0;
slk->ent[i].dirty = TRUE;
returnCode(OK);
}
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