NCURSES_SP_NAME(slk_attr_set) (NCURSES_SP_DCLx
const attr_t attr,
NCURSES_PAIRS_T pair_arg,
void *opts)
{
int code = ERR;
int color_pair = pair_arg;
T((T_CALLED("slk_attr_set(%p,%s,%d)"),
(void *) SP_PARM,
_traceattr(attr),
color_pair));
set_extended_pair(opts, color_pair);
if (SP_PARM != 0
&& SP_PARM->_slk != 0
&& color_pair >= 0
&& color_pair < SP_PARM->_pair_limit) {
TR(TRACE_ATTRS, ("... current %s", _tracech_t(CHREF(SP_PARM->_slk->attr))));
SetAttr(SP_PARM->_slk->attr, attr);
if (color_pair > 0) {
SetPair(SP_PARM->_slk->attr, color_pair);
}
TR(TRACE_ATTRS, ("new attribute is %s", _tracech_t(CHREF(SP_PARM->_slk->attr))));
code = OK;
}
returnCode(code);
}
slk_color(short color_pair_number)
{
T((T_CALLED("slk_color(%d)"), color_pair_number));
if (SP != 0 && SP->_slk != 0 &&
color_pair_number >= 0 && color_pair_number < COLOR_PAIRS) {
TR(TRACE_ATTRS, ("... current is %s", _tracech_t(CHREF(SP->_slk->attr))));
SetPair(SP->_slk->attr, color_pair_number);
TR(TRACE_ATTRS, ("new attribute is %s", _tracech_t(CHREF(SP->_slk->attr))));
returnCode(OK);
} else
returnCode(ERR);
}
slk_attroff(const chtype attr)
{
T((T_CALLED("slk_attroff(%s)"), _traceattr(attr)));
if (SP != 0 && SP->_slk != 0) {
TR(TRACE_ATTRS, ("... current %s", _tracech_t(CHREF(SP->_slk->attr))));
RemAttr(SP->_slk->attr, attr);
if ((attr & A_COLOR) != 0) {
SetPair(SP->_slk->attr, 0);
}
TR(TRACE_ATTRS, ("new attribute is %s", _tracech_t(CHREF(SP->_slk->attr))));
returnCode(OK);
} else
returnCode(ERR);
}
NCURSES_SP_NAME(slk_attron) (NCURSES_SP_DCLx const chtype attr)
{
T((T_CALLED("slk_attron(%p,%s)"), (void *) SP_PARM, _traceattr(attr)));
if (SP_PARM != 0 && SP_PARM->_slk != 0) {
TR(TRACE_ATTRS, ("... current %s", _tracech_t(CHREF(SP_PARM->_slk->attr))));
AddAttr(SP_PARM->_slk->attr, attr);
if ((attr & A_COLOR) != 0) {
SetPair(SP_PARM->_slk->attr, PAIR_NUMBER(attr));
}
TR(TRACE_ATTRS, ("new attribute is %s", _tracech_t(CHREF(SP_PARM->_slk->attr))));
returnCode(OK);
} else
returnCode(ERR);
}
static NCURSES_INLINE int
#undef wbkgrnd
#endif
wbkgrnd(WINDOW *win, const ARG_CH_T ch)
{
int code = ERR;
int x, y;
NCURSES_CH_T new_bkgd = CHDEREF(ch);
T((T_CALLED("wbkgd(%p,%s)"), (void *) win, _tracech_t(ch)));
if (win) {
NCURSES_CH_T old_bkgrnd;
wgetbkgrnd(win, &old_bkgrnd);
(void) wbkgrndset(win, CHREF(new_bkgd));
(void) wattrset(win, AttrOf(win->_nc_bkgd));
for (y = 0; y <= win->_maxy; y++) {
for (x = 0; x <= win->_maxx; x++) {
if (CharEq(win->_line[y].text[x], old_bkgrnd)) {
win->_line[y].text[x] = win->_nc_bkgd;
} else {
NCURSES_CH_T wch = win->_line[y].text[x];
RemAttr(wch, (~(A_ALTCHARSET | A_CHARTEXT)));
win->_line[y].text[x] = _nc_render(win, wch);
}
}
}
touchwin(win);
_nc_synchook(win);
code = OK;
}
returnCode(code);
}
wecho_wchar(WINDOW *win, const cchar_t * wch)
{
PUTC_DATA;
int n;
int code = ERR;
TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_CALLED("wecho_wchar(%p, %s)"), win,
_tracech_t(wch)));
if (win != 0) {
PUTC_INIT;
while (PUTC_i < CCHARW_MAX) {
if ((PUTC_ch = wch->chars[PUTC_i++]) == L'\0')
break;
if ((PUTC_n = wcrtomb(PUTC_buf, PUTC_ch, &PUT_st)) <= 0) {
code = ERR;
if (is8bits(PUTC_ch))
code = waddch(win, UChar(PUTC_ch) | wch->attr);
break;
}
for (n = 0; n < PUTC_n; n++) {
if ((code = waddch(win, UChar(PUTC_buf[n]) | wch->attr)) == ERR) {
break;
}
}
if (code == ERR)
break;
}
wrefresh(win);
}
TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_RETURN("%d"), code));
return (code);
}
slk_attr_set(const attr_t attr, short color_pair_number, void *opts)
{
T((T_CALLED("slk_attr_set(%s,%d)"), _traceattr(attr), color_pair_number));
if (SP != 0 && SP->_slk != 0 && !opts &&
color_pair_number >= 0 && color_pair_number < COLOR_PAIRS) {
TR(TRACE_ATTRS, ("... current %s", _tracech_t(CHREF(SP->_slk->attr))));
SetAttr(SP->_slk->attr, attr);
if (color_pair_number > 0) {
SetPair(SP->_slk->attr, color_pair_number);
}
TR(TRACE_ATTRS, ("new attribute is %s", _tracech_t(CHREF(SP->_slk->attr))));
returnCode(OK);
} else
returnCode(ERR);
}
wadd_wch(WINDOW *win, const cchar_t *wch)
{
PUTC_DATA;
int n;
int code = ERR;
TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_CALLED("wadd_wch(%p, %s)"), win,
_tracech_t(wch)));
if (win != 0) {
PUTC_INIT;
for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) {
attr_t attrs = (wch->attr & A_ATTRIBUTES);
if ((PUTC_ch = wch->chars[PUTC_i]) == L'\0')
break;
if ((PUTC_n = wcrtomb(PUTC_buf, PUTC_ch, &PUT_st)) <= 0) {
code = ERR;
if (is8bits(PUTC_ch))
code = waddch(win, UChar(PUTC_ch) | attrs);
break;
}
for (n = 0; n < PUTC_n; n++) {
if ((code = waddch(win, UChar(PUTC_buf[n]) | attrs)) == ERR) {
break;
}
}
if (code == ERR)
break;
}
}
TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_RETURN("%d"), code));
return (code);
}
static NCURSES_INLINE void
#endif
wbkgrndset(WINDOW *win, const ARG_CH_T ch)
{
T((T_CALLED("wbkgdset(%p,%s)"), (void *) win, _tracech_t(ch)));
if (win) {
attr_t off = AttrOf(win->_nc_bkgd);
attr_t on = AttrOf(CHDEREF(ch));
toggle_attr_off(WINDOW_ATTRS(win), off);
toggle_attr_on(WINDOW_ATTRS(win), on);
#if NCURSES_EXT_COLORS
{
int pair;
if ((pair = GetPair(win->_nc_bkgd)) != 0)
SET_WINDOW_PAIR(win, 0);
if ((pair = GetPair(CHDEREF(ch))) != 0)
SET_WINDOW_PAIR(win, pair);
}
#endif
if (CharOf(CHDEREF(ch)) == L('\0')) {
SetChar(win->_nc_bkgd, BLANK_TEXT, AttrOf(CHDEREF(ch)));
if_EXT_COLORS(SetPair(win->_nc_bkgd, GetPair(CHDEREF(ch))));
} else {
win->_nc_bkgd = CHDEREF(ch);
}
#if USE_WIDEC_SUPPORT
/*
* If we're compiled for wide-character support, _bkgrnd is the
* preferred location for the background information since it stores
* more than _bkgd. Update _bkgd each time we modify _bkgrnd, so the
* macro getbkgd() will work.
*/
{
cchar_t wch;
int tmp;
(void) wgetbkgrnd(win, &wch);
tmp = _nc_to_char((wint_t) CharOf(wch));
win->_bkgd = (((tmp == EOF) ? ' ' : (chtype) tmp)
| (AttrOf(wch) & ALL_BUT_COLOR)
| ColorPair(GET_WINDOW_PAIR(win)));
}
#endif
}
returnVoid;
}
NCURSES_SP_NAME(slk_attr_set) (NCURSES_SP_DCLx
const attr_t attr,
short color_pair_number,
void *opts)
{
int code = ERR;
T((T_CALLED("slk_attr_set(%s,%d)"), _traceattr(attr), color_pair_number));
if (SP_PARM != 0
&& SP_PARM->_slk != 0
&& !opts
&& color_pair_number >= 0
&& color_pair_number < SP_PARM->_pair_limit) {
TR(TRACE_ATTRS, ("... current %s", _tracech_t(CHREF(SP_PARM->_slk->attr))));
SetAttr(SP_PARM->_slk->attr, attr);
if (color_pair_number > 0) {
SetPair(SP_PARM->_slk->attr, color_pair_number);
}
TR(TRACE_ATTRS, ("new attribute is %s", _tracech_t(CHREF(SP_PARM->_slk->attr))));
code = OK;
}
returnCode(code);
}
pecho_wchar(WINDOW *pad, const cchar_t * wch)
{
T((T_CALLED("pecho_wchar(%p, %s)"), pad, _tracech_t(wch)));
if (pad == 0)
returnCode(ERR);
if (!(pad->_flags & _ISPAD))
returnCode(wecho_wchar(pad, wch));
wadd_wch(pad, wch);
prefresh(pad, pad->_pad._pad_y,
pad->_pad._pad_x,
pad->_pad._pad_top,
pad->_pad._pad_left,
pad->_pad._pad_bottom,
pad->_pad._pad_right);
returnCode(OK);
}
static int
wadd_wch_literal(WINDOW *win, cchar_t ch)
{
int x;
int y;
struct ldat *line;
x = win->_curx;
y = win->_cury;
CHECK_POSITION(win, x, y);
ch = render_char(win, ch);
line = win->_line + y;
CHANGED_CELL(line, x);
/*
* Non-spacing characters are added to the current cell.
*
* Spacing characters that are wider than one column require some display
* adjustments.
*/
{
int len = wcwidth(CharOf(ch));
int i;
int j;
wchar_t *chars;
if (len == 0) { /* non-spacing */
if ((x > 0 && y >= 0)
|| (win->_maxx >= 0 && win->_cury >= 1)) {
if (x > 0 && y >= 0)
chars = (win->_line[y].text[x - 1].chars);
else
chars = (win->_line[y - 1].text[win->_maxx].chars);
for (i = 0; i < CCHARW_MAX; ++i) {
if (chars[i] == 0) {
TR(TRACE_VIRTPUT,
("added non-spacing %d: %x",
x, (int) CharOf(ch)));
chars[i] = CharOf(ch);
break;
}
}
}
goto testwrapping;
} else if (len > 1) { /* multi-column characters */
/*
* Check if the character will fit on the current line. If it does
* not fit, fill in the remainder of the line with blanks. and
* move to the next line.
*/
if (len > win->_maxx + 1) {
TR(TRACE_VIRTPUT, ("character will not fit"));
return ERR;
} else if (x + len > win->_maxx + 1) {
int count = win->_maxx + 1 - x;
TR(TRACE_VIRTPUT, ("fill %d remaining cells", count));
fill_cells(win, count);
if (wrap_to_next_line(win) == ERR)
return ERR;
x = win->_curx;
y = win->_cury;
line = win->_line + y;
}
/*
* Check for cells which are orphaned by adding this character, set
* those to blanks.
*
* FIXME: this actually could fill j-i cells, more complicated to
* setup though.
*/
for (i = 0; i < len; ++i) {
if (isWidecBase(win->_line[y].text[x + i])) {
break;
} else if (isWidecExt(win->_line[y].text[x + i])) {
for (j = i; x + j <= win->_maxx; ++j) {
if (!isWidecExt(win->_line[y].text[x + j])) {
TR(TRACE_VIRTPUT, ("fill %d orphan cells", j));
fill_cells(win, j);
break;
}
}
break;
}
}
/*
* Finally, add the cells for this character.
*/
for (i = 0; i < len; ++i) {
cchar_t value = ch;
SetWidecExt(value, i);
TR(TRACE_VIRTPUT, ("multicolumn %d:%d (%d,%d)",
i + 1, len,
win->_begy + y, win->_begx + x));
line->text[x] = value;
CHANGED_CELL(line, x);
++x;
}
goto testwrapping;
}
}
/*
* Single-column characters.
*/
line->text[x++] = ch;
/*
* This label is used only for wide-characters.
*/
testwrapping:
TR(TRACE_VIRTPUT, ("cell (%ld, %ld..%d) = %s",
(long) win->_cury, (long) win->_curx, x - 1,
_tracech_t(CHREF(ch))));
if (x > win->_maxx) {
return wrap_to_next_line(win);
}
win->_curx = (NCURSES_SIZE_T) x;
return OK;
}
