ncurses/widechar/lib_add_wch.c

61 render_char(WINDOW *win, cchar_t ch)
64     attr_t a = WINDOW_ATTRS(win);
71 	ch = win->_nc_bkgd;
72 	SetAttr(ch, a | AttrOf(win->_nc_bkgd));
73 	if ((pair = GET_WINDOW_PAIR(win)) == 0)
74 	    pair = GetPair(win->_nc_bkgd);
78 	a |= AttrOf(win->_nc_bkgd) & COLOR_MASK(a);
81 	    if ((pair = GET_WINDOW_PAIR(win)) == 0)
82 		pair = GetPair(win->_nc_bkgd);
90 	_tracech_t2(1, CHREF(win->_nc_bkgd)),
91 	GetPair(win->_nc_bkgd),
92 	_traceattr(WINDOW_ATTRS(win)),
93 	GET_WINDOW_PAIR(win),
102 #define CHECK_POSITION(win, x, y) \
103 	if (y > win->_maxy \
104 	 || x > win->_maxx \
108 				   "(_maxx = %d, _maxy = %d)", win, x, y, \
109 				   win->_maxx, win->_maxy)); \
113 #define CHECK_POSITION(win, x, y)	/* nothing */
117 newline_forces_scroll(WINDOW *win, NCURSES_SIZE_T * ypos)
121     if (*ypos >= win->_regtop && *ypos == win->_regbottom) {
122 	*ypos = win->_regbottom;
140 wrap_to_next_line(WINDOW *win)
142     win->_flags |= _WRAPPED;
143     if (newline_forces_scroll(win, &(win->_cury))) {
144 	win->_curx = win->_maxx;
145 	if (!win->_scroll)
147 	scroll(win);
149     win->_curx = 0;
159 fill_cells(WINDOW *win, int count)
162     int save_x = win->_curx;
163     int save_y = win->_cury;
166 	if (wadd_wch_literal(win, blank) == ERR)
169     win->_curx = (NCURSES_SIZE_T) save_x;
170     win->_cury = (NCURSES_SIZE_T) save_y;
174 wadd_wch_literal(WINDOW *win, cchar_t ch)
180     x = win->_curx;
181     y = win->_cury;
183     CHECK_POSITION(win, x, y);
185     ch = render_char(win, ch);
187     line = win->_line + y;
205 		|| (win->_maxx >= 0 && win->_cury >= 1)) {
207 		    chars = (win->_line[y].text[x - 1].chars);
209 		    chars = (win->_line[y - 1].text[win->_maxx].chars);
227 	    if (len > win->_maxx + 1) {
230 	    } else if (x + len > win->_maxx + 1) {
231 		int count = win->_maxx + 1 - x;
233 		fill_cells(win, count);
234 		if (wrap_to_next_line(win) == ERR)
236 		x = win->_curx;
237 		y = win->_cury;
238 		line = win->_line + y;
248 		if (isWidecBase(win->_line[y].text[x + i])) {
250 		} else if (isWidecExt(win->_line[y].text[x + i])) {
251 		    for (j = i; x + j <= win->_maxx; ++j) {
252 			if (!isWidecExt(win->_line[y].text[x + j])) {
254 			    fill_cells(win, j);
269 				   win->_begy + y, win->_begx + x));
288 		       (long) win->_cury, (long) win->_curx, x - 1,
291     if (x > win->_maxx) {
292 	return wrap_to_next_line(win);
294     win->_curx = (NCURSES_SIZE_T) x;
299 wadd_wch_nosync(WINDOW *win, cchar_t ch)
306     SCREEN *sp = _nc_screen_of(win);
316 	return wadd_wch_literal(win, ch);
322     x = win->_curx;
323     y = win->_cury;
337 	if ((!win->_scroll && (y == win->_regbottom))
338 	    || (x <= win->_maxx)) {
341 	    while (win->_curx < x) {
342 		if (wadd_wch_literal(win, blank) == ERR)
347 	    wclrtoeol(win);
348 	    win->_flags |= _WRAPPED;
349 	    if (newline_forces_scroll(win, &y)) {
350 		x = win->_maxx;
351 		if (win->_scroll) {
352 		    scroll(win);
361 	wclrtoeol(win);
362 	if (newline_forces_scroll(win, &y)) {
363 	    if (win->_scroll)
364 		scroll(win);
371 	win->_flags &= ~_WRAPPED;
377 	win->_flags &= ~_WRAPPED;
385 		if (wadd_wch_literal(win, sch) == ERR)
393     win->_curx = x;
394     win->_cury = y;
408 wadd_wch(WINDOW *win, const cchar_t *wch)
413 				      (void *) win,
416     if (win && (wadd_wch_nosync(win, *wch) != ERR)) {
417 	_nc_synchook(win);
426 wecho_wchar(WINDOW *win, const cchar_t *wch)
431 				      (void *) win,
434     if (win && (wadd_wch_nosync(win, *wch) != ERR)) {
435 	bool save_immed = win->_immed;
436 	win->_immed = TRUE;
437 	_nc_synchook(win);
438 	win->_immed = save_immed;