border.c revision 1.10.10.1 1 /* $NetBSD: border.c,v 1.10.10.1 2008/05/18 12:30:34 yamt Exp $ */
2
3 /*
4 * Copyright (c) 2000 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Julian Coleman.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 #include <sys/cdefs.h>
33 #ifndef lint
34 __RCSID("$NetBSD: border.c,v 1.10.10.1 2008/05/18 12:30:34 yamt Exp $");
35 #endif /* not lint */
36
37 #include <stdlib.h>
38 #include <string.h>
39
40 #include "curses.h"
41 #include "curses_private.h"
42
43 #ifndef _CURSES_USE_MACROS
44
45 /*
46 * border --
47 * Draw a border around stdscr using the specified
48 * delimiting characters.
49 */
50 int
51 border(chtype left, chtype right, chtype top, chtype bottom, chtype topleft,
52 chtype topright, chtype botleft, chtype botright)
53 {
54 return wborder(stdscr, left, right, top, bottom, topleft, topright,
55 botleft, botright);
56 }
57
58 #endif
59
60 /*
61 * wborder --
62 * Draw a border around the given window using the specified delimiting
63 * characters.
64 */
65 int
66 wborder(WINDOW *win, chtype left, chtype right, chtype top, chtype bottom,
67 chtype topleft, chtype topright, chtype botleft, chtype botright)
68 {
69 int endy, endx, i;
70 __LDATA *fp, *lp;
71
72 if (!(left & __CHARTEXT))
73 left |= ACS_VLINE;
74 if (!(right & __CHARTEXT))
75 right |= ACS_VLINE;
76 if (!(top & __CHARTEXT))
77 top |= ACS_HLINE;
78 if (!(bottom & __CHARTEXT))
79 bottom |= ACS_HLINE;
80 if (!(topleft & __CHARTEXT))
81 topleft |= ACS_ULCORNER;
82 if (!(topright & __CHARTEXT))
83 topright |= ACS_URCORNER;
84 if (!(botleft & __CHARTEXT))
85 botleft |= ACS_LLCORNER;
86 if (!(botright & __CHARTEXT))
87 botright |= ACS_LRCORNER;
88
89 #ifdef DEBUG
90 __CTRACE(__CTRACE_INPUT, "wborder: left = %c, 0x%x\n",
91 left & __CHARTEXT, left & __ATTRIBUTES);
92 __CTRACE(__CTRACE_INPUT, "wborder: right = %c, 0x%x\n",
93 right & __CHARTEXT, right & __ATTRIBUTES);
94 __CTRACE(__CTRACE_INPUT, "wborder: top = %c, 0x%x\n",
95 top & __CHARTEXT, top & __ATTRIBUTES);
96 __CTRACE(__CTRACE_INPUT, "wborder: bottom = %c, 0x%x\n",
97 bottom & __CHARTEXT, bottom & __ATTRIBUTES);
98 __CTRACE(__CTRACE_INPUT, "wborder: topleft = %c, 0x%x\n",
99 topleft & __CHARTEXT, topleft & __ATTRIBUTES);
100 __CTRACE(__CTRACE_INPUT, "wborder: topright = %c, 0x%x\n",
101 topright & __CHARTEXT, topright & __ATTRIBUTES);
102 __CTRACE(__CTRACE_INPUT, "wborder: botleft = %c, 0x%x\n",
103 botleft & __CHARTEXT, botleft & __ATTRIBUTES);
104 __CTRACE(__CTRACE_INPUT, "wborder: botright = %c, 0x%x\n",
105 botright & __CHARTEXT, botright & __ATTRIBUTES);
106 #endif
107
108 /* Merge window and background attributes */
109 left |= (left & __COLOR) ? (win->wattr & ~__COLOR) : win->wattr;
110 left |= (left & __COLOR) ? (win->battr & ~__COLOR) : win->battr;
111 right |= (right & __COLOR) ? (win->wattr & ~__COLOR) : win->wattr;
112 right |= (right & __COLOR) ? (win->battr & ~__COLOR) : win->battr;
113 top |= (top & __COLOR) ? (win->wattr & ~__COLOR) : win->wattr;
114 top |= (top & __COLOR) ? (win->battr & ~__COLOR) : win->battr;
115 bottom |= (bottom & __COLOR) ? (win->wattr & ~__COLOR) : win->wattr;
116 bottom |= (bottom & __COLOR) ? (win->battr & ~__COLOR) : win->battr;
117 topleft |= (topleft & __COLOR) ? (win->wattr & ~__COLOR) : win->wattr;
118 topleft |= (topleft & __COLOR) ? (win->battr & ~__COLOR) : win->battr;
119 topright |= (topright & __COLOR) ? (win->wattr & ~__COLOR) : win->wattr;
120 topright |= (topright & __COLOR) ? (win->battr & ~__COLOR) : win->battr;
121 botleft |= (botleft & __COLOR) ? (win->wattr & ~__COLOR) : win->wattr;
122 botleft |= (botleft & __COLOR) ? (win->battr & ~__COLOR) : win->battr;
123 botright |= (botright & __COLOR) ? (win->wattr & ~__COLOR) : win->wattr;
124 botright |= (botright & __COLOR) ? (win->battr & ~__COLOR) : win->battr;
125
126 endx = win->maxx - 1;
127 endy = win->maxy - 1;
128 fp = win->lines[0]->line;
129 lp = win->lines[endy]->line;
130
131 /* Sides */
132 for (i = 1; i < endy; i++) {
133 win->lines[i]->line[0].ch = (wchar_t) left & __CHARTEXT;
134 win->lines[i]->line[0].attr = (attr_t) left & __ATTRIBUTES;
135 win->lines[i]->line[endx].ch = (wchar_t) right & __CHARTEXT;
136 win->lines[i]->line[endx].attr = (attr_t) right & __ATTRIBUTES;
137 #ifdef HAVE_WCHAR
138 SET_WCOL(win->lines[i]->line[0], 1);
139 SET_WCOL(win->lines[i]->line[endx], 1);
140 #endif
141 }
142 for (i = 1; i < endx; i++) {
143 fp[i].ch = (wchar_t) top & __CHARTEXT;
144 fp[i].attr = (attr_t) top & __ATTRIBUTES;
145 lp[i].ch = (wchar_t) bottom & __CHARTEXT;
146 lp[i].attr = (attr_t) bottom & __ATTRIBUTES;
147 #ifdef HAVE_WCHAR
148 SET_WCOL(fp[i], 1);
149 SET_WCOL(lp[i], 1);
150 #endif
151 }
152
153 /* Corners */
154 if (!(win->maxx == LINES && win->maxy == COLS &&
155 (win->flags & __SCROLLOK) && (win->flags & __SCROLLWIN))) {
156 fp[0].ch = (wchar_t) topleft & __CHARTEXT;
157 fp[0].attr = (attr_t) topleft & __ATTRIBUTES;
158 fp[endx].ch = (wchar_t) topright & __CHARTEXT;
159 fp[endx].attr = (attr_t) topright & __ATTRIBUTES;
160 lp[0].ch = (wchar_t) botleft & __CHARTEXT;
161 lp[0].attr = (attr_t) botleft & __ATTRIBUTES;
162 lp[endx].ch = (wchar_t) botright & __CHARTEXT;
163 lp[endx].attr = (attr_t) botright & __ATTRIBUTES;
164 #ifdef HAVE_WCHAR
165 SET_WCOL(fp[0], 1);
166 SET_WCOL(fp[endx], 1);
167 SET_WCOL(lp[0], 1);
168 SET_WCOL(lp[endx], 1);
169 #endif
170 }
171 __touchwin(win);
172 return (OK);
173 }
174
175 int border_set(const cchar_t *ls, const cchar_t *rs, const cchar_t *ts,
176 const cchar_t *bs, const cchar_t *tl, const cchar_t *tr,
177 const cchar_t *bl, const cchar_t *br)
178 {
179 #ifndef HAVE_WCHAR
180 return ERR;
181 #else
182 return wborder_set(stdscr, ls, rs, ts, bs, tl, tr, bl, br);
183 #endif /* HAVE_WCHAR */
184 }
185
186 int wborder_set(WINDOW *win, const cchar_t *ls, const cchar_t *rs,
187 const cchar_t *ts, const cchar_t *bs,
188 const cchar_t *tl, const cchar_t *tr,
189 const cchar_t *bl, const cchar_t *br)
190 {
191 #ifndef HAVE_WCHAR
192 return ERR;
193 #else
194 int endy, endx, i, j, k, cw, pcw, tlcw, blcw, trcw, brcw;
195 cchar_t left, right, bottom, top, topleft, topright, botleft, botright;
196 nschar_t *np, *tnp;
197
198 if ( ls && wcwidth( ls->vals[ 0 ]))
199 memcpy( &left, ls, sizeof( cchar_t ));
200 else
201 setcchar( &left, &WACS_VLINE, win->wattr, 0, NULL );
202 if ( rs && wcwidth( rs->vals[ 0 ]))
203 memcpy( &right, rs, sizeof( cchar_t ));
204 else
205 setcchar( &right, &WACS_VLINE, win->wattr, 0, NULL );
206 if ( ts && wcwidth( ts->vals[ 0 ]))
207 memcpy( &top, ts, sizeof( cchar_t ));
208 else
209 setcchar( &top, &WACS_HLINE, win->wattr, 0, NULL );
210 if ( bs && wcwidth( bs->vals[ 0 ]))
211 memcpy( &bottom, bs, sizeof( cchar_t ));
212 else
213 setcchar( &bottom, &WACS_HLINE, win->wattr, 0, NULL );
214 if ( tl && wcwidth( tl->vals[ 0 ]))
215 memcpy( &topleft, tl, sizeof( cchar_t ));
216 else
217 setcchar( &topleft, &WACS_ULCORNER, win->wattr, 0, NULL );
218 if ( tr && wcwidth( tr->vals[ 0 ]))
219 memcpy( &topright, tr, sizeof( cchar_t ));
220 else
221 setcchar( &topright, &WACS_URCORNER, win->wattr, 0, NULL );
222 if ( bl && wcwidth( bl->vals[ 0 ]))
223 memcpy( &botleft, bl, sizeof( cchar_t ));
224 else
225 setcchar( &botleft, &WACS_LLCORNER, win->wattr, 0, NULL );
226 if ( br && wcwidth( br->vals[ 0 ]))
227 memcpy( &botright, br, sizeof( cchar_t ));
228 else
229 setcchar( &botright, &WACS_LRCORNER, win->wattr, 0, NULL );
230
231 #ifdef DEBUG
232 __CTRACE(__CTRACE_INPUT, "wborder_set: left = %c, 0x%x\n",
233 left.vals[0], left.attributes );
234 __CTRACE(__CTRACE_INPUT, "wborder_set: right = %c, 0x%x\n",
235 right.vals[0], right.attributes );
236 __CTRACE(__CTRACE_INPUT, "wborder_set: top = %c, 0x%x\n",
237 top.vals[0], top.attributes );
238 __CTRACE(__CTRACE_INPUT, "wborder_set: bottom = %c, 0x%x\n",
239 bottom.vals[0], bottom.attributes );
240 __CTRACE(__CTRACE_INPUT, "wborder_set: topleft = %c, 0x%x\n",
241 topleft.vals[0], topleft.attributes );
242 __CTRACE(__CTRACE_INPUT, "wborder_set: topright = %c, 0x%x\n",
243 topright.vals[0], topright.attributes );
244 __CTRACE(__CTRACE_INPUT, "wborder_set: botleft = %c, 0x%x\n",
245 botleft.vals[0], botleft.attributes );
246 __CTRACE(__CTRACE_INPUT, "wborder_set: botright = %c, 0x%x\n",
247 botright.vals[0], botright.attributes );
248 #endif
249
250 /* Merge window attributes */
251 left.attributes |= (left.attributes & __COLOR) ?
252 (win->wattr & ~__COLOR) : win->wattr;
253 right.attributes |= (right.attributes & __COLOR) ?
254 (win->wattr & ~__COLOR) : win->wattr;
255 top.attributes |= (top.attributes & __COLOR) ?
256 (win->wattr & ~__COLOR) : win->wattr;
257 bottom.attributes |= (bottom.attributes & __COLOR) ?
258 (win->wattr & ~__COLOR) : win->wattr;
259 topleft.attributes |= (topleft.attributes & __COLOR) ?
260 (win->wattr & ~__COLOR) : win->wattr;
261 topright.attributes |= (topright.attributes & __COLOR) ?
262 (win->wattr & ~__COLOR) : win->wattr;
263 botleft.attributes |= (botleft.attributes & __COLOR) ?
264 (win->wattr & ~__COLOR) : win->wattr;
265 botright.attributes |= (botright.attributes & __COLOR) ?
266 (win->wattr & ~__COLOR) : win->wattr;
267
268 endx = win->maxx - 1;
269 endy = win->maxy - 1;
270
271 /* Sides */
272 for (i = 1; i < endy; i++) {
273 /* left border */
274 cw = wcwidth( left.vals[ 0 ]);
275 for ( j = 0; j < cw; j++ ) {
276 win->lines[i]->line[j].ch = left.vals[ 0 ];
277 win->lines[i]->line[j].attr = left.attributes;
278 np = win->lines[i]->line[j].nsp;
279 if (np) {
280 while ( np ) {
281 tnp = np->next;
282 free( np );
283 np = tnp;
284 }
285 win->lines[i]->line[j].nsp = NULL;
286 }
287 if ( j )
288 SET_WCOL( win->lines[i]->line[j], -j );
289 else {
290 SET_WCOL( win->lines[i]->line[j], cw );
291 if ( left.elements > 1 ) {
292 for (k = 1; k < left.elements; k++) {
293 np = (nschar_t *)malloc(sizeof(nschar_t));
294 if (!np)
295 return ERR;
296 np->ch = left.vals[ k ];
297 np->next = win->lines[i]->line[j].nsp;
298 win->lines[i]->line[j].nsp
299 = np;
300 }
301 }
302 }
303 }
304 for ( j = cw; WCOL( win->lines[i]->line[j]) < 0; j++ ) {
305 #ifdef DEBUG
306 __CTRACE(__CTRACE_INPUT,
307 "wborder_set: clean out partial char[%d]", j);
308 #endif /* DEBUG */
309 win->lines[i]->line[j].ch = ( wchar_t )btowc(win->bch);
310 if (_cursesi_copy_nsp(win->bnsp,
311 &win->lines[i]->line[j]) == ERR)
312 return ERR;
313 SET_WCOL( win->lines[i]->line[j], 1 );
314 }
315 /* right border */
316 cw = wcwidth( right.vals[ 0 ]);
317 pcw = WCOL( win->lines[i]->line[endx - cw]);
318 for ( j = endx - cw + 1; j <= endx; j++ ) {
319 win->lines[i]->line[j].ch = right.vals[ 0 ];
320 win->lines[i]->line[j].attr = right.attributes;
321 np = win->lines[i]->line[j].nsp;
322 if (np) {
323 while ( np ) {
324 tnp = np->next;
325 free( np );
326 np = tnp;
327 }
328 win->lines[i]->line[j].nsp = NULL;
329 }
330 if ( j == endx - cw + 1 ) {
331 SET_WCOL( win->lines[i]->line[j], cw );
332 if ( right.elements > 1 ) {
333 for (k = 1; k < right.elements; k++) {
334 np = (nschar_t *)malloc(sizeof(nschar_t));
335 if (!np)
336 return ERR;
337 np->ch = right.vals[ k ];
338 np->next = win->lines[i]->line[j].nsp;
339 win->lines[i]->line[j].nsp
340 = np;
341 }
342 }
343 } else
344 SET_WCOL( win->lines[i]->line[j],
345 endx - cw + 1 - j );
346 }
347 if ( pcw != 1 ) {
348 #ifdef DEBUG
349 __CTRACE(__CTRACE_INPUT,
350 "wborder_set: clean out partial chars[%d:%d]",
351 endx - cw + pcw, endx - cw );
352 #endif /* DEBUG */
353 k = pcw < 0 ? endx -cw + pcw : endx - cw;
354 for ( j = endx - cw; j >= k; j-- ) {
355 win->lines[i]->line[j].ch
356 = (wchar_t)btowc(win->bch);
357 if (_cursesi_copy_nsp(win->bnsp,
358 &win->lines[i]->line[j]) == ERR)
359 return ERR;
360 win->lines[i]->line[j].attr = win->battr;
361 SET_WCOL( win->lines[i]->line[j], 1 );
362 }
363 }
364 }
365 tlcw = wcwidth( topleft.vals[ 0 ]);
366 blcw = wcwidth( botleft.vals[ 0 ]);
367 trcw = wcwidth( topright.vals[ 0 ]);
368 brcw = wcwidth( botright.vals[ 0 ]);
369 /* upper border */
370 cw = wcwidth( top.vals[ 0 ]);
371 for (i = tlcw; i <= min( endx - cw, endx - trcw ); i += cw ) {
372 for ( j = 0; j < cw; j++ ) {
373 win->lines[ 0 ]->line[i + j].ch = top.vals[ 0 ];
374 win->lines[ 0 ]->line[i + j].attr = top.attributes;
375 np = win->lines[ 0 ]->line[i + j].nsp;
376 if (np) {
377 while ( np ) {
378 tnp = np->next;
379 free( np );
380 np = tnp;
381 }
382 win->lines[ 0 ]->line[i + j].nsp = NULL;
383 }
384 if ( j )
385 SET_WCOL( win->lines[ 0 ]->line[ i + j ], -j );
386 else {
387 SET_WCOL( win->lines[ 0 ]->line[ i + j ], cw );
388 if ( top.elements > 1 ) {
389 for ( k = 1; k < top.elements; k++ ) {
390 np = (nschar_t *)malloc(sizeof(nschar_t));
391 if (!np)
392 return ERR;
393 np->ch = top.vals[ k ];
394 np->next = win->lines[0]->line[i + j].nsp;
395 win->lines[0]->line[i + j].nsp
396 = np;
397 }
398 }
399 }
400 }
401 }
402 while ( i <= endx - trcw ) {
403 win->lines[0]->line[i].ch =
404 ( wchar_t )btowc(( int ) win->bch );
405 if (_cursesi_copy_nsp(win->bnsp,
406 &win->lines[0]->line[i]) == ERR)
407 return ERR;
408 win->lines[ 0 ]->line[ i ].attr = win->battr;
409 SET_WCOL( win->lines[ 0 ]->line[ i ], 1 );
410 i++;
411 }
412 /* lower border */
413 for (i = blcw; i <= min( endx - cw, endx - brcw ); i += cw ) {
414 for ( j = 0; j < cw; j++ ) {
415 win->lines[ endy ]->line[i + j].ch = bottom.vals[ 0 ];
416 win->lines[endy]->line[i + j].attr = bottom.attributes;
417 np = win->lines[ endy ]->line[i + j].nsp;
418 if (np) {
419 while ( np ) {
420 tnp = np->next;
421 free( np );
422 np = tnp;
423 }
424 win->lines[ endy ]->line[i + j].nsp = NULL;
425 }
426 if ( j )
427 SET_WCOL( win->lines[endy]->line[i + j], -j);
428 else {
429 SET_WCOL( win->lines[endy]->line[i + j], cw );
430 if ( bottom.elements > 1 ) {
431 for ( k = 1; k < bottom.elements;
432 k++ ) {
433 if ( !( np = ( nschar_t *)malloc( sizeof( nschar_t ))))
434 return ERR;
435 np->ch = bottom.vals[ k ];
436 np->next = win->lines[endy]->line[i + j].nsp;
437 win->lines[endy]->line[i + j].nsp = np;
438 }
439 }
440 }
441 }
442 }
443 while ( i <= endx - brcw ) {
444 win->lines[endy]->line[i].ch =
445 (wchar_t)btowc((int) win->bch );
446 if (_cursesi_copy_nsp(win->bnsp,
447 &win->lines[endy]->line[i]) == ERR)
448 return ERR;
449 win->lines[ endy ]->line[ i ].attr = win->battr;
450 SET_WCOL( win->lines[ endy ]->line[ i ], 1 );
451 i++;
452 }
453
454 /* Corners */
455 if (!(win->maxx == LINES && win->maxy == COLS &&
456 (win->flags & __SCROLLOK) && (win->flags & __SCROLLWIN))) {
457 for ( i = 0; i < tlcw; i++ ) {
458 win->lines[ 0 ]->line[i].ch = topleft.vals[ 0 ];
459 win->lines[ 0 ]->line[i].attr = topleft.attributes;
460 np = win->lines[ 0 ]->line[i].nsp;
461 if (np) {
462 while ( np ) {
463 tnp = np->next;
464 free( np );
465 np = tnp;
466 }
467 win->lines[ 0 ]->line[i].nsp = NULL;
468 }
469 if ( i )
470 SET_WCOL( win->lines[ 0 ]->line[ i ], -i );
471 else {
472 SET_WCOL( win->lines[ 0 ]->line[ i ], tlcw );
473 if ( topleft.elements > 1 ) {
474 for ( k = 1; k < topleft.elements;
475 k++ ) {
476 np = (nschar_t *)malloc(sizeof(nschar_t));
477 if (!np)
478 return ERR;
479 np->ch = topleft.vals[ k ];
480 np->next = win->lines[ 0 ]->line[i].nsp;
481 win->lines[ 0 ]->line[i].nsp
482 = np;
483 }
484 }
485 }
486 }
487 for ( i = endx - trcw + 1; i <= endx; i++ ) {
488 win->lines[ 0 ]->line[i].ch = topright.vals[ 0 ];
489 win->lines[ 0 ]->line[i].attr = topright.attributes;
490 np = win->lines[ 0 ]->line[i].nsp;
491 if (np) {
492 while ( np ) {
493 tnp = np->next;
494 free( np );
495 np = tnp;
496 }
497 win->lines[ 0 ]->line[i].nsp = NULL;
498 }
499 if ( i == endx - trcw + 1 ) {
500 SET_WCOL( win->lines[ 0 ]->line[ i ], trcw );
501 if ( topright.elements > 1 ) {
502 for ( k = 1; k < topright.elements;
503 k++ ) {
504 np = (nschar_t *)malloc(sizeof(nschar_t));
505 if (!np)
506 return ERR;
507 np->ch = topright.vals[ k ];
508 np->next = win->lines[0]->line[i].nsp;
509 win->lines[ 0 ]->line[i].nsp
510 = np;
511 }
512 }
513 } else
514 SET_WCOL( win->lines[ 0 ]->line[ i ],
515 endx - trcw + 1 - i );
516 }
517 for ( i = 0; i < blcw; i++ ) {
518 win->lines[ endy ]->line[i].ch = botleft.vals[ 0 ];
519 win->lines[ endy ]->line[i].attr = botleft.attributes;
520 np = win->lines[ endy ]->line[i].nsp;
521 if (np) {
522 while ( np ) {
523 tnp = np->next;
524 free( np );
525 np = tnp;
526 }
527 win->lines[ endy ]->line[i].nsp = NULL;
528 }
529 if ( i )
530 SET_WCOL( win->lines[endy]->line[i], -i );
531 else {
532 SET_WCOL( win->lines[endy]->line[i], blcw );
533 if ( botleft.elements > 1 ) {
534 for ( k = 1; k < botleft.elements;
535 k++ ) {
536 np = (nschar_t *)malloc(sizeof(nschar_t));
537 if (!np)
538 return ERR;
539 np->ch = botleft.vals[ k ];
540 np->next = win->lines[endy]->line[i].nsp;
541 win->lines[endy]->line[i].nsp
542 = np;
543 }
544 }
545 }
546 }
547 for ( i = endx - brcw + 1; i <= endx; i++ ) {
548 win->lines[ endy ]->line[i].ch = botright.vals[ 0 ];
549 win->lines[ endy ]->line[i].attr = botright.attributes;
550 np = win->lines[ endy ]->line[i].nsp;
551 if (np) {
552 while ( np ) {
553 tnp = np->next;
554 free( np );
555 np = tnp;
556 }
557 win->lines[ endy ]->line[i].nsp = NULL;
558 }
559 if ( i == endx - brcw + 1 ) {
560 SET_WCOL( win->lines[ endy ]->line[ i ],
561 brcw );
562 if ( botright.elements > 1 ) {
563 for ( k = 1; k < botright.elements; k++ ) {
564 np = (nschar_t *)malloc(sizeof(nschar_t));
565 if (!np)
566 return ERR;
567 np->ch = botright.vals[ k ];
568 np->next = win->lines[endy]->line[i].nsp;
569 win->lines[endy]->line[i].nsp
570 = np;
571 }
572 }
573 } else
574 SET_WCOL( win->lines[ endy ]->line[ i ],
575 endx - brcw + 1 - i );
576 }
577 }
578 __touchwin(win);
579 return (OK);
580 #endif /* HAVE_WCHAR */
581 }
582