#include <curses.priv.h>
MODULE_ID("$Id: lib_addstr.c,v 1.39 2003/12/06 18:04:33 tom Exp $")
NCURSES_EXPORT(int)
waddnstr(WINDOW *win, const char *astr, int n)
{
const char *str = astr;
int code = ERR;
T((T_CALLED("waddnstr(%p,%s,%d)"), win, _nc_visbufn(astr, n), n));
if (win && (str != 0)) {
TR(TRACE_VIRTPUT | TRACE_ATTRS, ("... current %s", _traceattr(win->_attrs)));
code = OK;
if (n < 0)
n = (int) strlen(astr);
TR(TRACE_VIRTPUT, ("str is not null, length = %d", n));
while ((n-- > 0) && (*str != '\0')) {
NCURSES_CH_T ch;
TR(TRACE_VIRTPUT, ("*str = %#o", UChar(*str)));
SetChar(ch, UChar(*str++), A_NORMAL);
if (_nc_waddch_nosync(win, ch) == ERR) {
code = ERR;
break;
}
}
_nc_synchook(win);
}
TR(TRACE_VIRTPUT, ("waddnstr returns %d", code));
returnCode(code);
}
NCURSES_EXPORT(int)
waddchnstr(WINDOW *win, const chtype *astr, int n)
{
NCURSES_SIZE_T y = win->_cury;
NCURSES_SIZE_T x = win->_curx;
int code = OK;
struct ldat *line;
T((T_CALLED("waddchnstr(%p,%p,%d)"), win, astr, n));
if (!win)
returnCode(ERR);
if (n < 0) {
const chtype *str;
n = 0;
for (str = (const chtype *) astr; *str != 0; str++)
n++;
}
if (n > win->_maxx - x + 1)
n = win->_maxx - x + 1;
if (n == 0)
returnCode(code);
line = &(win->_line[y]);
#if USE_WIDEC_SUPPORT
{
int i;
for (i = 0; i < n; ++i)
SetChar(line->text[i + x], ChCharOf(astr[i]), ChAttrOf(astr[i]));
}
#else
memcpy(line->text + x, astr, n * sizeof(*astr));
#endif
CHANGED_RANGE(line, x, x + n - 1);
_nc_synchook(win);
returnCode(code);
}
#if USE_WIDEC_SUPPORT
NCURSES_EXPORT(int)
_nc_wchstrlen(const cchar_t * s)
{
int result = 0;
while (CharOf(s[result]) != L'\0') {
result++;
}
return result;
}
NCURSES_EXPORT(int)
wadd_wchnstr(WINDOW *win, const cchar_t * astr, int n)
{
NCURSES_SIZE_T y = win->_cury;
NCURSES_SIZE_T x = win->_curx;
int code = OK;
struct ldat *line;
int i, start, end;
T((T_CALLED("wadd_wchnstr(%p,%s,%d)"), win, _nc_viscbuf(astr, n), n));
if (!win)
returnCode(ERR);
if (n < 0) {
n = _nc_wchstrlen(astr);
}
if (n > win->_maxx - x + 1)
n = win->_maxx - x + 1;
if (n == 0)
returnCode(code);
line = &(win->_line[y]);
start = x;
end = x + n - 1;
if (isnac(line->text[x])) {
line->text[x - 1] = win->_nc_bkgd;
--start;
}
for (i = 0; i < n && x <= win->_maxx; ++i) {
line->text[x++] = astr[i];
if (wcwidth(CharOf(astr[i])) > 1) {
if (x <= win->_maxx)
AddAttr(line->text[x++], WA_NAC);
else
line->text[x - 1] = win->_nc_bkgd;
}
}
if (x <= win->_maxx && isnac(line->text[x])) {
line->text[x] = win->_nc_bkgd;
++end;
}
CHANGED_RANGE(line, start, end);
_nc_synchook(win);
returnCode(code);
}
NCURSES_EXPORT(int)
waddnwstr(WINDOW *win, const wchar_t * str, int n)
{
int code = ERR;
T((T_CALLED("waddnwstr(%p,%s,%d)"), win, _nc_viswbufn(str, n), n));
if (win && (str != 0)) {
TR(TRACE_VIRTPUT | TRACE_ATTRS, ("... current %s", _traceattr(win->_attrs)));
code = OK;
if (n < 0)
n = (int) wcslen(str);
TR(TRACE_VIRTPUT, ("str is not null, length = %d", n));
while ((n-- > 0) && (*str != L('\0'))) {
NCURSES_CH_T ch;
TR(TRACE_VIRTPUT, ("*str[0] = %#lx", (unsigned long) *str));
SetChar(ch, *str++, A_NORMAL);
if (wadd_wch(win, &ch) == ERR) {
code = ERR;
break;
}
}
_nc_synchook(win);
}
TR(TRACE_VIRTPUT, ("waddnwstr returns %d", code));
returnCode(code);
}
#endif