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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.394 by sf-exg, Thu Sep 1 08:11:27 2011 UTC vs.
Revision 1.464 by root, Thu Aug 4 18:11:59 2022 UTC

… …
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de> 6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * Copyright (c) 2015 Emanuele Giaquinta <e.giaquinta@glauco.it>
7 * 8 *
8 * This program is free software; you can redistribute it and/or modify 9 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 10 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 11 * the Free Software Foundation; either version 3 of the License, or
11 * (at your option) any later version. 12 * (at your option) any later version.
12 * 13 *
13 * This program is distributed in the hope that it will be useful, 14 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
… …
27#include "../config.h" /* NECESSARY */ 28#include "../config.h" /* NECESSARY */
28#include "rxvt.h" /* NECESSARY */ 29#include "rxvt.h" /* NECESSARY */
29#include "rxvtperl.h" /* NECESSARY */ 30#include "rxvtperl.h" /* NECESSARY */
30 31
31#include <inttypes.h> 32#include <inttypes.h>
32
33#include "salloc.C" // HACK, should be a separate compile!
34 33
35static inline void 34static inline void
36fill_text (text_t *start, text_t value, int len) 35fill_text (text_t *start, text_t value, int len)
37{ 36{
38 while (len--) 37 while (len--)
… …
96 * SCREEN `COMMON' ROUTINES * 95 * SCREEN `COMMON' ROUTINES *
97 * ------------------------------------------------------------------------- */ 96 * ------------------------------------------------------------------------- */
98 97
99/* Fill part/all of a line with blanks. */ 98/* Fill part/all of a line with blanks. */
100void 99void
101rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW 100rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const noexcept
102{ 101{
103 if (!l.t) 102 if (!l.valid ())
104 { 103 {
105 lalloc (l); 104 l.alloc ();
106 col = 0; 105 col = 0;
107 width = ncol; 106 width = ncol;
108 } 107 }
109 108
110 l.touch (); 109 l.touch ();
111 110
112 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles 111 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
113 efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); 112 efs = SET_FONT (efs, FONTSET (efs)->find_space_font ());
114 113
115 text_t *et = l.t + col; 114 text_t *et = l.t + col;
116 rend_t *er = l.r + col; 115 rend_t *er = l.r + col;
117 116
118 while (width--) 117 while (width--)
… …
123} 122}
124 123
125/* ------------------------------------------------------------------------- */ 124/* ------------------------------------------------------------------------- */
126/* Fill a full line with blanks - make sure it is allocated first */ 125/* Fill a full line with blanks - make sure it is allocated first */
127void 126void
128rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW 127rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const noexcept
129{ 128{
130 scr_blank_line (l, 0, ncol, efs); 129 scr_blank_line (l, 0, ncol, efs);
131 130
132 l.l = 0; 131 l.l = 0;
133 l.f = 0; 132 l.f = 0;
134} 133}
135 134
136// nuke a single wide character at the given column 135// nuke a single wide character at the given column
137void 136void
138rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW 137rxvt_term::scr_kill_char (line_t &l, int col) const noexcept
139{ 138{
140 // find begin 139 // find begin
141 while (col > 0 && l.t[col] == NOCHAR) 140 while (col > 0 && l.t[col] == NOCHAR)
142 col--; 141 col--;
143 142
144 rend_t rend = l.r[col] & ~RS_baseattrMask; 143 rend_t rend = l.r[col] & ~RS_baseattrMask;
145 rend = SET_FONT (rend, FONTSET (rend)->find_font (' ')); 144 rend = SET_FONT (rend, FONTSET (rend)->find_space_font ());
146 145
147 l.touch (); 146 l.touch ();
148 147
149 // found start, nuke 148 // found start, nuke
150 do { 149 do {
… …
152 l.r[col] = rend; 151 l.r[col] = rend;
153 col++; 152 col++;
154 } while (col < ncol && l.t[col] == NOCHAR); 153 } while (col < ncol && l.t[col] == NOCHAR);
155} 154}
156 155
156// set the rendition of a single wide character beginning at the given column
157void
158rxvt_term::scr_set_char_rend (line_t &l, int col, rend_t rend)
159{
160 do {
161 l.r[col] = rend;
162 col++;
163 } while (col < ncol && l.t[col] == NOCHAR);
164}
165
157/* ------------------------------------------------------------------------- * 166/* ------------------------------------------------------------------------- *
158 * SCREEN INITIALISATION * 167 * SCREEN INITIALISATION *
159 * ------------------------------------------------------------------------- */ 168 * ------------------------------------------------------------------------- */
160 169
161void 170void
171rxvt_term::scr_alloc () noexcept
172{
173 int tsize = sizeof (text_t) * ncol;
174 int rsize = sizeof (rend_t) * ncol;
175
176 // we assume that rend_t size is a sufficient alignment
177 // factor for text_t and line_t values, and we only
178 // need to adjust tsize.
179 tsize = (tsize + sizeof (rend_t) - 1);
180 tsize -= tsize % sizeof (rend_t);
181
182 int all_rows = total_rows + nrow + nrow;
183
184 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
185 chunk = chunk_alloc (chunk_size, 0);
186
187 char *base = (char *)chunk + sizeof (line_t) * all_rows;
188
189 for (int row = 0; row < all_rows; ++row)
190 {
191 line_t &l = ((line_t *)chunk) [row];
192
193 l.t = (text_t *)base; base += tsize;
194 l.r = (rend_t *)base; base += rsize;
195 l.l = -1;
196 l.f = 0;
197 }
198
199 drawn_buf = (line_t *)chunk;
200 swap_buf = drawn_buf + nrow;
201 row_buf = swap_buf + nrow;
202}
203
204void
205rxvt_term::copy_line (line_t &dst, line_t &src)
206{
207 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
208 dst.l = min (src.l, ncol);
209 memcpy (dst.t, src.t, sizeof (text_t) * dst.l);
210 memcpy (dst.r, src.r, sizeof (rend_t) * dst.l);
211 dst.f = src.f;
212}
213
214void ecb_cold
162rxvt_term::scr_reset () 215rxvt_term::scr_reset ()
163{ 216{
164#if ENABLE_OVERLAY 217#if ENABLE_OVERLAY
165 scr_overlay_off (); 218 scr_overlay_off ();
166#endif 219#endif
… …
192 total_rows = nrow + saveLines; 245 total_rows = nrow + saveLines;
193 246
194 screen.tscroll = 0; 247 screen.tscroll = 0;
195 screen.bscroll = nrow - 1; 248 screen.bscroll = nrow - 1;
196 249
250 void *prev_chunk = chunk;
251 size_t prev_chunk_size = chunk_size;
252 line_t *prev_drawn_buf = drawn_buf;
253 line_t *prev_swap_buf = swap_buf;
254 line_t *prev_row_buf = row_buf;
255
256 scr_alloc ();
257
197 if (!row_buf) 258 if (!prev_row_buf)
198 { 259 {
199 /*
200 * first time called so just malloc everything: don't rely on realloc
201 */
202 top_row = 0; 260 top_row = 0;
203 term_start = 0; 261 term_start = 0;
204
205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
206 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
207
208 row_buf = (line_t *)rxvt_calloc (total_rows , sizeof (line_t));
209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
210 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
211
212 for (int row = nrow; row--; )
213 {
214 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
215 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
216 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
217 }
218 262
219 memset (charsets, 'B', sizeof (charsets)); 263 memset (charsets, 'B', sizeof (charsets));
220 rstyle = DEFAULT_RSTYLE; 264 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 265 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 266 screen.cur.row = screen.cur.col = 0;
… …
245 { 289 {
246 /* 290 /*
247 * add or delete rows as appropriate 291 * add or delete rows as appropriate
248 */ 292 */
249 293
250 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t)); 294 int common_col = min (prev_ncol, ncol);
251 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
252 295
253#if 0 296 // resize swap_buf, blank drawn_buf
254 if (nrow < prev_nrow)
255 {
256 for (int row = nrow; row < prev_nrow; row++)
257 {
258 lfree (swap_buf [row]);
259 lfree (drawn_buf[row]);
260 }
261 }
262#endif
263
264 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
265 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
266
267 for (int row = min (nrow, prev_nrow); row--; ) 297 for (int row = min (nrow, prev_nrow); row--; )
268 { 298 {
269 lresize (drawn_buf[row]); 299 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
270 lresize (swap_buf [row]); 300 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
271 } 301 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
272 302
273 for (int row = prev_nrow; row < nrow; row++) 303 copy_line (swap_buf [row], prev_swap_buf [row]);
274 { 304 }
275 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
276 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
277 }
278
279 line_t *old_buf = row_buf;
280 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
281 305
282 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 306 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
283 int pend = MOD (term_start + top_row , prev_total_rows); 307 int pend = MOD (term_start + top_row , prev_total_rows);
284 int q = total_rows; // rewrapped row 308 int q = total_rows; // rewrapped row
285 309
286 if (top_row) 310#if ENABLE_FRILLS
311 if ((rewrap_always || top_row) && !rewrap_never)
287 { 312 {
288 // Re-wrap lines. This is rather ugly, possibly because I am too dumb 313 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
289 // to come up with a lean and mean algorithm. 314 // to come up with a lean and mean algorithm.
290 // TODO: maybe optimise when width didn't change 315 // TODO: maybe optimise when width didn't change
291 316
… …
293 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 318 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
294 319
295 do 320 do
296 { 321 {
297 p = MOD (p - 1, prev_total_rows); 322 p = MOD (p - 1, prev_total_rows);
298 assert (old_buf [MOD (p, prev_total_rows)].t); 323 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
299 int plines = 1; 324 int plines = 1;
300 int llen = old_buf [MOD (p, prev_total_rows)].l; 325 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
301 326
302 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 327 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
303 { 328 {
304 p = MOD (p - 1, prev_total_rows); 329 p = MOD (p - 1, prev_total_rows);
305 330
306 plines++; 331 plines++;
307 llen += prev_ncol; 332 llen += prev_ncol;
308 } 333 }
309 334
310 int qlines = max (0, (llen - 1) / ncol) + 1; 335 int qlines = max (0, (llen - 1) / ncol) + 1;
311 336
337 q -= qlines;
338
312 // drop partial lines completely 339 // drop partial lines completely
313 if (q < qlines) 340 if (q < 0)
314 break; 341 break;
315
316 q -= qlines;
317 342
318 int lofs = 0; 343 int lofs = 0;
319 line_t *qline; 344 line_t *qline;
320 345
321 // re-assemble the full line by destination lines 346 // re-assemble the full line by destination lines
322 for (int qrow = q; qlines--; qrow++) 347 for (int qrow = q; qlines--; qrow++)
323 { 348 {
324 qline = row_buf + qrow; 349 qline = row_buf + qrow;
325 lalloc (*qline); 350 qline->alloc (); // redundant with next line
326 qline->l = ncol; 351 qline->l = ncol;
327 qline->is_longer (1); 352 qline->is_longer (1);
328 353
329 int qcol = 0; 354 int qcol = 0;
330 355
… …
345 // this seems to upset applications/shells/readline 370 // this seems to upset applications/shells/readline
346 // least. 371 // least.
347 if (prow == ocur.row) 372 if (prow == ocur.row)
348 screen.cur.row = q - (total_rows - nrow); 373 screen.cur.row = q - (total_rows - nrow);
349 374
350 line_t &pline = old_buf [prow]; 375 line_t &pline = prev_row_buf [prow];
351 376
352 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 377 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
353 378
354 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 379 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
355 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 380 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
… …
362 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0; 387 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
363 qline->is_longer (0); 388 qline->is_longer (0);
364 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE); 389 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
365 } 390 }
366 while (p != pend && q > 0); 391 while (p != pend && q > 0);
367
368 term_start = total_rows - nrow;
369 top_row = q - term_start;
370
371 // make sure all terminal lines exist
372 while (top_row > 0)
373 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
374 } 392 }
375 else 393 else
394#endif
395 {
396 // wing, instead of wrap
376 { 397 do
377 // if no scrollback exists (yet), wing, instead of wrap
378
379 for (int row = min (nrow, prev_nrow); row--; )
380 { 398 {
381 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 399 p = MOD (p - 1, prev_total_rows);
382 line_t &qline = row_buf [row]; 400 q--;
383 401
384 qline = pline; 402 copy_line (row_buf [q], prev_row_buf [p]);
385 lresize (qline);
386 } 403 }
387 404 while (p != pend);
388 for (int row = prev_nrow; row < nrow; row++)
389 {
390 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
391 } 405 }
392 406
393 term_start = 0; 407 term_start = total_rows - nrow;
394 } 408 top_row = q - term_start;
395 409
396 free (old_buf); 410 // make sure all terminal lines exist
397 delete old_ta; 411 while (top_row > 0)
398 delete old_ra; 412 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
399 413
400 clamp_it (screen.cur.row, 0, nrow - 1); 414 clamp_it (screen.cur.row, 0, nrow - 1);
401 clamp_it (screen.cur.col, 0, ncol - 1); 415 clamp_it (screen.cur.col, 0, ncol - 1);
402 } 416 }
403 417
418 for (int row = nrow; row--; )
419 {
420 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
421 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
422 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
423 }
424
425 chunk_free (prev_chunk, prev_chunk_size);
426
404 free (tabs); 427 free (tabs);
405 tabs = (char *)rxvt_malloc (ncol); 428 tabs = (char *)rxvt_malloc (ncol);
406 429
407 for (int col = ncol; col--; ) 430 for (int col = ncol; col--; )
408 tabs [col] = col % TABSIZE == 0; 431 tabs [col] = col % TABSIZE == 0;
… …
415 tt_winch (); 438 tt_winch ();
416 439
417 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 440 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
418} 441}
419 442
420/* ------------------------------------------------------------------------- */ 443void ecb_cold
421/*
422 * Free everything. That way malloc debugging can find leakage.
423 */
424void
425rxvt_term::scr_release () NOTHROW 444rxvt_term::scr_release () noexcept
426{ 445{
427 if (row_buf) 446 chunk_free (chunk, chunk_size);
428 { 447 chunk = 0;
429 delete talloc; talloc = 0; 448 row_buf = 0;
430 delete ralloc; ralloc = 0;
431 449
432 free (row_buf);
433 free (swap_buf);
434 free (drawn_buf);
435 row_buf = 0; // signal that we freed all the arrays above
436
437 free (tabs); 450 free (tabs);
438 tabs = 0; 451 tabs = 0;
439 }
440} 452}
441 453
442/* ------------------------------------------------------------------------- */ 454/* ------------------------------------------------------------------------- */
443/* 455/*
444 * Hard/Soft reset 456 * Hard/Soft reset
445 */ 457 */
446void 458void ecb_cold
447rxvt_term::scr_poweron () 459rxvt_term::scr_poweron ()
448{ 460{
449 scr_release (); 461 scr_release ();
462
450 prev_nrow = prev_ncol = 0; 463 prev_nrow = prev_ncol = 0;
451 rvideo_mode = false; 464 rvideo_mode = false;
452 scr_soft_reset (); 465 scr_soft_reset ();
453 scr_reset (); 466 scr_reset ();
454 467
455 scr_clear (true); 468 scr_clear (true);
456 scr_refresh (); 469 scr_refresh ();
457} 470}
458 471
459void 472void ecb_cold
460rxvt_term::scr_soft_reset () 473rxvt_term::scr_soft_reset () noexcept
461{ 474{
462 /* only affects modes, nothing drastic such as clearing the screen */ 475 /* only affects modes, nothing drastic such as clearing the screen */
463#if ENABLE_OVERLAY 476#if ENABLE_OVERLAY
464 scr_overlay_off (); 477 scr_overlay_off ();
465#endif 478#endif
… …
479 * Save and Restore cursor 492 * Save and Restore cursor
480 * XTERM_SEQ: Save cursor : ESC 7 493 * XTERM_SEQ: Save cursor : ESC 7
481 * XTERM_SEQ: Restore cursor: ESC 8 494 * XTERM_SEQ: Restore cursor: ESC 8
482 */ 495 */
483void 496void
484rxvt_term::scr_cursor (cursor_mode mode) NOTHROW 497rxvt_term::scr_cursor (cursor_mode mode) noexcept
485{ 498{
486 screen_t *s; 499 screen_t *s;
487 500
488#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 501#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
489 if (current_screen == SECONDARY) 502 if (current_screen == SECONDARY)
… …
520 assert (s->cur.row >= 0); 533 assert (s->cur.row >= 0);
521 assert (s->cur.col >= 0); 534 assert (s->cur.col >= 0);
522} 535}
523 536
524void 537void
525rxvt_term::scr_swap_screen () 538rxvt_term::scr_swap_screen () noexcept
526{ 539{
527 if (!option (Opt_secondaryScreen)) 540 if (!option (Opt_secondaryScreen))
528 return; 541 return;
529 542
530 for (int i = prev_nrow; i--; ) 543 for (int i = prev_nrow; i--; )
… …
549 return; 562 return;
550 563
551 want_refresh = 1; 564 want_refresh = 1;
552 view_start = 0; 565 view_start = 0;
553 566
554 selection_check (2); /* check for boundary cross */ 567 /* check for boundary cross */
568 row_col_t pos;
569 pos.row = pos.col = 0;
570 if (ROWCOL_IS_BEFORE (selection.beg, pos)
571 && ROWCOL_IS_AFTER (selection.end, pos))
572 CLEAR_SELECTION ();
555 573
556 current_screen = scrn; 574 current_screen = scrn;
557 575
558#if NSCREENS 576#if NSCREENS
559 if (option (Opt_secondaryScreen)) 577 if (option (Opt_secondaryScreen))
… …
573 scr_scroll_text (0, prev_nrow - 1, prev_nrow); 591 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
574} 592}
575 593
576// clear WrapNext indicator, solidifying position on next line 594// clear WrapNext indicator, solidifying position on next line
577void 595void
578rxvt_term::scr_do_wrap () NOTHROW 596rxvt_term::scr_do_wrap () noexcept
579{ 597{
580 if (!(screen.flags & Screen_WrapNext)) 598 if (!(screen.flags & Screen_WrapNext))
581 return; 599 return;
582 600
583 screen.flags &= ~Screen_WrapNext; 601 screen.flags &= ~Screen_WrapNext;
… …
593/* ------------------------------------------------------------------------- */ 611/* ------------------------------------------------------------------------- */
594/* 612/*
595 * Change the colour for following text 613 * Change the colour for following text
596 */ 614 */
597void 615void
598rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW 616rxvt_term::scr_color (unsigned int color, int fgbg) noexcept
599{ 617{
600 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR)) 618 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR24))
601 color = fgbg; 619 color = fgbg;
602 620
603 if (fgbg == Color_fg) 621 if (fgbg == Color_fg)
604 rstyle = SET_FGCOLOR (rstyle, color); 622 rstyle = SET_FGCOLOR (rstyle, color);
605 else 623 else
… …
609/* ------------------------------------------------------------------------- */ 627/* ------------------------------------------------------------------------- */
610/* 628/*
611 * Change the rendition style for following text 629 * Change the rendition style for following text
612 */ 630 */
613void 631void
614rxvt_term::scr_rendition (int set, int style) NOTHROW 632rxvt_term::scr_rendition (int set, int style) noexcept
615{ 633{
616 if (set) 634 if (set)
617 rstyle |= style; 635 rstyle |= style;
618 else if (style == ~RS_None) 636 else if (style == ~RS_None)
619 rstyle = DEFAULT_RSTYLE; 637 rstyle = DEFAULT_RSTYLE;
… …
625/* 643/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 644 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 645 * count positive ==> scroll up
628 * count negative ==> scroll down 646 * count negative ==> scroll down
629 */ 647 */
630int 648int ecb_hot
631rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 649rxvt_term::scr_scroll_text (int row1, int row2, int count) noexcept
632{ 650{
633 if (count == 0 || (row1 > row2)) 651 if (count == 0 || (row1 > row2))
634 return 0; 652 return 0;
635 653
636 want_refresh = 1; 654 want_refresh = 1;
… …
682 else 700 else
683 scr_blank_screen_mem (l, rstyle); 701 scr_blank_screen_mem (l, rstyle);
684 } 702 }
685 703
686 // move and/or clear selection, if any 704 // move and/or clear selection, if any
687 if (selection.op && current_screen == selection.screen) 705 if (selection.op && current_screen == selection.screen
706 && selection.beg.row <= row2)
688 { 707 {
689 selection.beg.row -= count; 708 selection.beg.row -= count;
690 selection.end.row -= count; 709 selection.end.row -= count;
691 selection.mark.row -= count; 710 selection.mark.row -= count;
692 711
693 if (selection.beg.row < top_row 712 selection_check (0);
694 || selection.end.row < top_row
695 || selection.mark.row < top_row)
696 {
697 CLEAR_ALL_SELECTION ();
698 selection.op = SELECTION_CLEAR;
699 }
700 } 713 }
701 714
702 // finally move the view window, if desired 715 // finally move the view window, if desired
703 if (option (Opt_scrollWithBuffer) 716 if (option (Opt_scrollWithBuffer)
704 && view_start != 0 717 && view_start != 0
705 && view_start != -saveLines) 718 && view_start != -saveLines)
706 scr_page (UP, count); 719 scr_page (count);
707 720
708 if (SHOULD_INVOKE (HOOK_SCROLL_BACK)) 721 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
709 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END)); 722 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
710 } 723 }
711 else 724 else
… …
774 787
775/* ------------------------------------------------------------------------- */ 788/* ------------------------------------------------------------------------- */
776/* 789/*
777 * Add text given in <str> of length <len> to screen struct 790 * Add text given in <str> of length <len> to screen struct
778 */ 791 */
779void 792void ecb_hot
780rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 793rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) noexcept
781{ 794{
782 if (len <= 0) /* sanity */ 795 if (len <= 0) /* sanity */
783 return; 796 return;
784 797
785 unsigned char checksel; 798 bool checksel;
786 unicode_t c; 799 unicode_t c;
787 int ncol = this->ncol; 800 int ncol = this->ncol;
788 const wchar_t *strend = str + len; 801 const wchar_t *strend = str + len;
789 802
790 want_refresh = 1; 803 want_refresh = 1;
… …
997 } 1010 }
998 else if (screen.cur.row > 0 1011 else if (screen.cur.row > 0
999 && ROW(screen.cur.row - 1).is_longer ()) 1012 && ROW(screen.cur.row - 1).is_longer ())
1000 { 1013 {
1001 linep = &ROW(screen.cur.row - 1); 1014 linep = &ROW(screen.cur.row - 1);
1002 tp = line->t + ncol - 1; 1015 tp = linep->t + ncol - 1;
1003 rp = line->r + ncol - 1; 1016 rp = linep->r + ncol - 1;
1004 } 1017 }
1005 else 1018 else
1006 continue; 1019 continue;
1007 1020
1008 linep->touch (); 1021 linep->touch ();
… …
1031/* 1044/*
1032 * Process Backspace. Move back the cursor back a position, wrap if have to 1045 * Process Backspace. Move back the cursor back a position, wrap if have to
1033 * XTERM_SEQ: CTRL-H 1046 * XTERM_SEQ: CTRL-H
1034 */ 1047 */
1035void 1048void
1036rxvt_term::scr_backspace () NOTHROW 1049rxvt_term::scr_backspace () noexcept
1037{ 1050{
1038 if (screen.cur.col == 0) 1051 if (screen.cur.col == 0)
1039 { 1052 {
1040 if (screen.cur.row > 0) 1053 if (screen.cur.row > 0)
1041 { 1054 {
… …
1058 * Process Horizontal Tab 1071 * Process Horizontal Tab
1059 * count: +ve = forward; -ve = backwards 1072 * count: +ve = forward; -ve = backwards
1060 * XTERM_SEQ: CTRL-I 1073 * XTERM_SEQ: CTRL-I
1061 */ 1074 */
1062void 1075void
1063rxvt_term::scr_tab (int count, bool ht) NOTHROW 1076rxvt_term::scr_tab (int count, bool ht) noexcept
1064{ 1077{
1065 int i, x; 1078 int i, x;
1066 1079
1067 want_refresh = 1; 1080 want_refresh = 1;
1068 i = x = screen.cur.col; 1081 i = x = screen.cur.col;
… …
1134 * XTERM_SEQ: ESC 6 1147 * XTERM_SEQ: ESC 6
1135 * Move cursor left in row. If we're at the left boundary, shift everything 1148 * Move cursor left in row. If we're at the left boundary, shift everything
1136 * in that row right. Clear left column. 1149 * in that row right. Clear left column.
1137 */ 1150 */
1138#if !ENABLE_MINIMAL 1151#if !ENABLE_MINIMAL
1139void 1152void ecb_cold
1140rxvt_term::scr_backindex () NOTHROW 1153rxvt_term::scr_backindex () noexcept
1141{ 1154{
1142 if (screen.cur.col > 0) 1155 if (screen.cur.col > 0)
1143 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1156 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1144 else 1157 else
1145 scr_insdel_chars (1, INSERT); 1158 scr_insdel_chars (1, INSERT);
… …
1151 * XTERM_SEQ: ESC 9 1164 * XTERM_SEQ: ESC 9
1152 * Move cursor right in row. If we're at the right boundary, shift everything 1165 * Move cursor right in row. If we're at the right boundary, shift everything
1153 * in that row left. Clear right column. 1166 * in that row left. Clear right column.
1154 */ 1167 */
1155#if !ENABLE_MINIMAL 1168#if !ENABLE_MINIMAL
1156void 1169void ecb_cold
1157rxvt_term::scr_forwardindex () NOTHROW 1170rxvt_term::scr_forwardindex () noexcept
1158{ 1171{
1159 if (screen.cur.col < ncol - 1) 1172 if (screen.cur.col < ncol - 1)
1160 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1173 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1161 else 1174 else
1162 { 1175 {
… …
1175/* ------------------------------------------------------------------------- */ 1188/* ------------------------------------------------------------------------- */
1176/* 1189/*
1177 * Goto Row/Column 1190 * Goto Row/Column
1178 */ 1191 */
1179void 1192void
1180rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW 1193rxvt_term::scr_gotorc (int row, int col, int relative) noexcept
1181{ 1194{
1182 want_refresh = 1; 1195 want_refresh = 1;
1183 ZERO_SCROLLBACK (); 1196 ZERO_SCROLLBACK ();
1184 1197
1185 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1198 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
… …
1224/* ------------------------------------------------------------------------- */ 1237/* ------------------------------------------------------------------------- */
1225/* 1238/*
1226 * direction should be UP or DN 1239 * direction should be UP or DN
1227 */ 1240 */
1228void 1241void
1229rxvt_term::scr_index (enum page_dirn direction) NOTHROW 1242rxvt_term::scr_index (enum page_dirn direction) noexcept
1230{ 1243{
1231 int dirn;
1232
1233 want_refresh = 1; 1244 want_refresh = 1;
1234 ZERO_SCROLLBACK (); 1245 ZERO_SCROLLBACK ();
1235 1246
1236 dirn = ((direction == UP) ? 1 : -1);
1237
1238 screen.flags &= ~Screen_WrapNext; 1247 screen.flags &= ~Screen_WrapNext;
1239 1248
1240 if ((screen.cur.row == screen.bscroll && direction == UP) 1249 if ((screen.cur.row == screen.bscroll && direction == UP)
1241 || (screen.cur.row == screen.tscroll && direction == DN)) 1250 || (screen.cur.row == screen.tscroll && direction == DN))
1242 scr_scroll_text (screen.tscroll, screen.bscroll, dirn); 1251 scr_scroll_text (screen.tscroll, screen.bscroll, direction);
1243 else 1252 else
1244 screen.cur.row += dirn; 1253 screen.cur.row += direction;
1245 1254
1246 clamp_it (screen.cur.row, 0, nrow - 1); 1255 clamp_it (screen.cur.row, 0, nrow - 1);
1247 selection_check (0); 1256 selection_check (0);
1248} 1257}
1249 1258
… …
1254 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1263 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1255 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1264 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1256 * extension: clear to right unless wrapped: ESC [ 3 K 1265 * extension: clear to right unless wrapped: ESC [ 3 K
1257 */ 1266 */
1258void 1267void
1259rxvt_term::scr_erase_line (int mode) NOTHROW 1268rxvt_term::scr_erase_line (int mode) noexcept
1260{ 1269{
1261 unsigned int col, num; 1270 unsigned int col, num;
1262 1271
1263 want_refresh = 1; 1272 want_refresh = 1;
1264 ZERO_SCROLLBACK (); 1273 ZERO_SCROLLBACK ();
… …
1312 scr_blank_line (line, col, num, rstyle); 1321 scr_blank_line (line, col, num, rstyle);
1313} 1322}
1314 1323
1315/* ------------------------------------------------------------------------- */ 1324/* ------------------------------------------------------------------------- */
1316/* 1325/*
1317 * Erase part of whole of the screen 1326 * Erase part or whole of the screen
1318 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1327 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1319 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1328 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1320 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1329 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1321 */ 1330 */
1322void 1331void
1323rxvt_term::scr_erase_screen (int mode) NOTHROW 1332rxvt_term::scr_erase_screen (int mode) noexcept
1324{ 1333{
1325 int num; 1334 int num;
1326 int32_t row; 1335 int32_t row;
1327 rend_t ren; 1336 rend_t ren;
1328 XGCValues gcvalue; 1337 XGCValues gcvalue;
… …
1331 ZERO_SCROLLBACK (); 1340 ZERO_SCROLLBACK ();
1332 1341
1333 switch (mode) 1342 switch (mode)
1334 { 1343 {
1335 case 0: /* erase to end of screen */ 1344 case 0: /* erase to end of screen */
1336 selection_check (1);
1337 scr_erase_line (0); 1345 scr_erase_line (0);
1338 row = screen.cur.row + 1; /* possible OOB */ 1346 row = screen.cur.row + 1; /* possible OOB */
1339 num = nrow - row; 1347 num = nrow - row;
1340 break; 1348 break;
1341 case 1: /* erase to beginning of screen */ 1349 case 1: /* erase to beginning of screen */
1342 selection_check (3);
1343 scr_erase_line (1); 1350 scr_erase_line (1);
1344 row = 0; 1351 row = 0;
1345 num = screen.cur.row; 1352 num = screen.cur.row;
1346 break; 1353 break;
1347 case 2: /* erase whole screen */ 1354 case 2: /* erase whole screen */
1348 selection_check (3);
1349 row = 0; 1355 row = 0;
1350 num = nrow; 1356 num = nrow;
1351 break; 1357 break;
1352 default: 1358 default:
1353 return; 1359 return;
… …
1370 { 1376 {
1371 ren = DEFAULT_RSTYLE; 1377 ren = DEFAULT_RSTYLE;
1372 1378
1373 if (mapped) 1379 if (mapped)
1374 XClearArea (dpy, vt, 0, 1380 XClearArea (dpy, vt, 0,
1375 Row2Pixel (row - view_start), (unsigned int)width, 1381 Row2Pixel (row - view_start), (unsigned int)vt_width,
1376 (unsigned int)Height2Pixel (num), False); 1382 (unsigned int)Height2Pixel (num), False);
1377 } 1383 }
1378 else 1384 else
1379 { 1385 {
1380 ren = rstyle & (RS_fgMask | RS_bgMask); 1386 ren = rstyle & (RS_fgMask | RS_bgMask);
… …
1383 { 1389 {
1384 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1390 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1385 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1391 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1386 XFillRectangle (dpy, vt, gc, 1392 XFillRectangle (dpy, vt, gc,
1387 0, Row2Pixel (row - view_start), 1393 0, Row2Pixel (row - view_start),
1388 (unsigned int)width, 1394 (unsigned int)vt_width,
1389 (unsigned int)Height2Pixel (num)); 1395 (unsigned int)Height2Pixel (num));
1390 gcvalue.foreground = pix_colors[Color_fg]; 1396 gcvalue.foreground = pix_colors[Color_fg];
1391 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1397 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1392 } 1398 }
1393 } 1399 }
… …
1401 } 1407 }
1402} 1408}
1403 1409
1404#if !ENABLE_MINIMAL 1410#if !ENABLE_MINIMAL
1405void 1411void
1406rxvt_term::scr_erase_savelines () NOTHROW 1412rxvt_term::scr_erase_savelines () noexcept
1407{ 1413{
1408 want_refresh = 1; 1414 want_refresh = 1;
1409 ZERO_SCROLLBACK (); 1415 ZERO_SCROLLBACK ();
1410 1416
1411 top_row = 0; 1417 top_row = 0;
… …
1415/* ------------------------------------------------------------------------- */ 1421/* ------------------------------------------------------------------------- */
1416/* 1422/*
1417 * Fill the screen with `E's 1423 * Fill the screen with `E's
1418 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1424 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1419 */ 1425 */
1420void 1426void ecb_cold
1421rxvt_term::scr_E () NOTHROW 1427rxvt_term::scr_E () noexcept
1422{ 1428{
1423 rend_t fs; 1429 rend_t fs;
1424 1430
1425 want_refresh = 1; 1431 want_refresh = 1;
1426 ZERO_SCROLLBACK (); 1432 ZERO_SCROLLBACK ();
1427 1433
1428 num_scr_allow = 0; 1434 num_scr_allow = 0;
1429 selection_check (3); 1435
1436 row_col_t pos;
1437 pos.row = pos.col = 0;
1438 if (ROWCOL_IS_AFTER (selection.end, pos))
1439 CLEAR_SELECTION ();
1430 1440
1431 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1441 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1432 for (int row = nrow; row--; ) 1442 for (int row = nrow; row--; )
1433 { 1443 {
1434 line_t &line = ROW(row); 1444 line_t &line = ROW(row);
… …
1447/* ------------------------------------------------------------------------- */ 1457/* ------------------------------------------------------------------------- */
1448/* 1458/*
1449 * Insert/Delete <count> lines 1459 * Insert/Delete <count> lines
1450 */ 1460 */
1451void 1461void
1452rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW 1462rxvt_term::scr_insdel_lines (int count, int insdel) noexcept
1453{ 1463{
1454 int end; 1464 int end;
1455 1465
1456 ZERO_SCROLLBACK (); 1466 ZERO_SCROLLBACK ();
1457 1467
… …
1477/* ------------------------------------------------------------------------- */ 1487/* ------------------------------------------------------------------------- */
1478/* 1488/*
1479 * Insert/Delete <count> characters from the current position 1489 * Insert/Delete <count> characters from the current position
1480 */ 1490 */
1481void 1491void
1482rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW 1492rxvt_term::scr_insdel_chars (int count, int insdel) noexcept
1483{ 1493{
1484 want_refresh = 1; 1494 want_refresh = 1;
1485 ZERO_SCROLLBACK (); 1495 ZERO_SCROLLBACK ();
1486 1496
1487 if (count <= 0) 1497 if (count <= 0)
… …
1585/* ------------------------------------------------------------------------- */ 1595/* ------------------------------------------------------------------------- */
1586/* 1596/*
1587 * Set the scrolling region 1597 * Set the scrolling region
1588 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1598 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1589 */ 1599 */
1590void 1600void ecb_cold
1591rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1601rxvt_term::scr_scroll_region (int top, int bot) noexcept
1592{ 1602{
1593 max_it (top, 0); 1603 max_it (top, 0);
1594 min_it (bot, nrow - 1); 1604 min_it (bot, nrow - 1);
1595 1605
1596 if (top > bot) 1606 if (top > bot)
… …
1605/* 1615/*
1606 * Make the cursor visible/invisible 1616 * Make the cursor visible/invisible
1607 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1617 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1608 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1618 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1609 */ 1619 */
1610void 1620void ecb_cold
1611rxvt_term::scr_cursor_visible (int mode) NOTHROW 1621rxvt_term::scr_cursor_visible (int mode) noexcept
1612{ 1622{
1613 want_refresh = 1; 1623 want_refresh = 1;
1614 1624
1615 if (mode) 1625 if (mode)
1616 screen.flags |= Screen_VisibleCursor; 1626 screen.flags |= Screen_VisibleCursor;
… …
1622/* 1632/*
1623 * Set/unset automatic wrapping 1633 * Set/unset automatic wrapping
1624 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1634 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1625 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1635 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1626 */ 1636 */
1627void 1637void ecb_cold
1628rxvt_term::scr_autowrap (int mode) NOTHROW 1638rxvt_term::scr_autowrap (int mode) noexcept
1629{ 1639{
1630 if (mode) 1640 if (mode)
1631 screen.flags |= Screen_Autowrap; 1641 screen.flags |= Screen_Autowrap;
1632 else 1642 else
1633 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1643 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
… …
1641 * Relative mode: line numbers are relative to top margin of scrolling region 1651 * Relative mode: line numbers are relative to top margin of scrolling region
1642 * and the cursor cannot be moved outside. 1652 * and the cursor cannot be moved outside.
1643 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1653 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1644 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1654 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1645 */ 1655 */
1646void 1656void ecb_cold
1647rxvt_term::scr_relative_origin (int mode) NOTHROW 1657rxvt_term::scr_relative_origin (int mode) noexcept
1648{ 1658{
1649 if (mode) 1659 if (mode)
1650 screen.flags |= Screen_Relative; 1660 screen.flags |= Screen_Relative;
1651 else 1661 else
1652 screen.flags &= ~Screen_Relative; 1662 screen.flags &= ~Screen_Relative;
… …
1658/* 1668/*
1659 * Set insert/replace mode 1669 * Set insert/replace mode
1660 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1670 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1661 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1671 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1662 */ 1672 */
1663void 1673void ecb_cold
1664rxvt_term::scr_insert_mode (int mode) NOTHROW 1674rxvt_term::scr_insert_mode (int mode) noexcept
1665{ 1675{
1666 if (mode) 1676 if (mode)
1667 screen.flags |= Screen_Insert; 1677 screen.flags |= Screen_Insert;
1668 else 1678 else
1669 screen.flags &= ~Screen_Insert; 1679 screen.flags &= ~Screen_Insert;
… …
1674 * Set/Unset tabs 1684 * Set/Unset tabs
1675 * XTERM_SEQ: Set tab at current column : ESC H 1685 * XTERM_SEQ: Set tab at current column : ESC H
1676 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1686 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1677 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1687 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1678 */ 1688 */
1679void 1689void ecb_cold
1680rxvt_term::scr_set_tab (int mode) NOTHROW 1690rxvt_term::scr_set_tab (int mode) noexcept
1681{ 1691{
1682 if (mode < 0) 1692 if (mode < 0)
1683 memset (tabs, 0, ncol); 1693 memset (tabs, 0, ncol);
1684 else if (screen.cur.col < ncol) 1694 else if (screen.cur.col < ncol)
1685 tabs [screen.cur.col] = !!mode; 1695 tabs [screen.cur.col] = !!mode;
… …
1690 * Set reverse/normal video 1700 * Set reverse/normal video
1691 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1701 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1692 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1702 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1693 */ 1703 */
1694void 1704void
1695rxvt_term::scr_rvideo_mode (bool on) NOTHROW 1705rxvt_term::scr_rvideo_mode (bool on) noexcept
1696{ 1706{
1697 rvideo_mode = on; 1707 rvideo_mode = on;
1698 1708
1699#ifndef NO_BELL 1709#ifndef NO_BELL
1700 on ^= rvideo_bell; 1710 on ^= rvideo_bell;
… …
1702 1712
1703 if (rvideo_state != on) 1713 if (rvideo_state != on)
1704 { 1714 {
1705 rvideo_state = on; 1715 rvideo_state = on;
1706 1716
1717#if OFF_FOCUS_FADING
1718 if (rs[Rs_fade])
1719 {
1720 ::swap (pix_colors_focused[Color_fg], pix_colors_focused[Color_bg]);
1721 ::swap (pix_colors_unfocused[Color_fg], pix_colors_unfocused[Color_bg]);
1722 }
1723 else
1724#endif
1707 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1725 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1708#ifdef HAVE_BG_PIXMAP 1726#ifdef HAVE_IMG
1709 if (bg_pixmap == None) 1727 if (bg_img == 0)
1710#endif 1728#endif
1711 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1729 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1712 1730
1713 XGCValues gcvalue; 1731 XGCValues gcvalue;
1714 gcvalue.foreground = pix_colors[Color_fg]; 1732 gcvalue.foreground = pix_colors[Color_fg];
… …
1723/* ------------------------------------------------------------------------- */ 1741/* ------------------------------------------------------------------------- */
1724/* 1742/*
1725 * Report current cursor position 1743 * Report current cursor position
1726 * XTERM_SEQ: Report position: ESC [ 6 n 1744 * XTERM_SEQ: Report position: ESC [ 6 n
1727 */ 1745 */
1728void 1746void ecb_cold
1729rxvt_term::scr_report_position () NOTHROW 1747rxvt_term::scr_report_position () noexcept
1730{ 1748{
1731 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1749 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1732} 1750}
1733 1751
1734/* ------------------------------------------------------------------------- * 1752/* ------------------------------------------------------------------------- *
… …
1736 * ------------------------------------------------------------------------- */ 1754 * ------------------------------------------------------------------------- */
1737 1755
1738/* 1756/*
1739 * Set font style 1757 * Set font style
1740 */ 1758 */
1741void 1759void ecb_cold
1742rxvt_term::set_font_style () NOTHROW 1760rxvt_term::set_font_style () noexcept
1743{ 1761{
1744#if 0 1762#if 0
1745 switch (charsets [screen.charset]) 1763 switch (charsets [screen.charset])
1746 { 1764 {
1747 case '0': /* DEC Special Character & Line Drawing Set */ 1765 case '0': /* DEC Special Character & Line Drawing Set */
… …
1768 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1786 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1769 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1787 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1770 * XTERM_SEQ: Invoke G2 character set: ESC N 1788 * XTERM_SEQ: Invoke G2 character set: ESC N
1771 * XTERM_SEQ: Invoke G3 character set: ESC O 1789 * XTERM_SEQ: Invoke G3 character set: ESC O
1772 */ 1790 */
1773void 1791void ecb_cold
1774rxvt_term::scr_charset_choose (int set) NOTHROW 1792rxvt_term::scr_charset_choose (int set) noexcept
1775{ 1793{
1776 screen.charset = set; 1794 screen.charset = set;
1777 set_font_style (); 1795 set_font_style ();
1778} 1796}
1779 1797
… …
1785 * XTERM_SEQ: Set G2 character set: ESC * <C> 1803 * XTERM_SEQ: Set G2 character set: ESC * <C>
1786 * XTERM_SEQ: Set G3 character set: ESC + <C> 1804 * XTERM_SEQ: Set G3 character set: ESC + <C>
1787 * See set_font_style for possible values for <C> 1805 * See set_font_style for possible values for <C>
1788 */ 1806 */
1789void 1807void
1790rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW 1808rxvt_term::scr_charset_set (int set, unsigned int ch) noexcept
1791{ 1809{
1792 charsets[set] = (unsigned char)ch; 1810 charsets[set] = (unsigned char)ch;
1793 set_font_style (); 1811 set_font_style ();
1794} 1812}
1795 1813
… …
1799 * ------------------------------------------------------------------------- */ 1817 * ------------------------------------------------------------------------- */
1800 1818
1801/* 1819/*
1802 * refresh matching text. 1820 * refresh matching text.
1803 */ 1821 */
1804bool 1822bool ecb_cold
1805rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1823rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) noexcept
1806{ 1824{
1807 bool found = false; 1825 bool found = false;
1808 1826
1809 for (int i = 0; i < nrow; i++) 1827 for (int i = 0; i < nrow; i++)
1810 { 1828 {
… …
1828 PART_BEG = 0, 1846 PART_BEG = 0,
1829 PART_END, 1847 PART_END,
1830 RC_COUNT 1848 RC_COUNT
1831}; 1849};
1832 1850
1833void 1851void ecb_hot
1834rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1852rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) noexcept
1835{ 1853{
1836 int i; 1854 int i;
1837 row_col_t rc[RC_COUNT]; 1855 row_col_t rc[RC_COUNT];
1838 1856
1839 if (!drawn_buf) /* sanity check */ 1857 if (!drawn_buf) /* sanity check */
… …
1873/* ------------------------------------------------------------------------- */ 1891/* ------------------------------------------------------------------------- */
1874/* 1892/*
1875 * Refresh the entire screen 1893 * Refresh the entire screen
1876 */ 1894 */
1877void 1895void
1878rxvt_term::scr_touch (bool refresh) NOTHROW 1896rxvt_term::scr_touch (bool refresh) noexcept
1879{ 1897{
1880 scr_expose (0, 0, width, height, refresh); 1898 scr_expose (0, 0, vt_width, vt_height, refresh);
1881} 1899}
1882 1900
1883/* ------------------------------------------------------------------------- */ 1901/* ------------------------------------------------------------------------- */
1884/* 1902/*
1885 * Move the display so that the line represented by scrollbar value Y is at 1903 * Move the display so that the line represented by scrollbar value Y is at
1886 * the top of the screen 1904 * the top of the screen
1887 */ 1905 */
1888void 1906void
1889rxvt_term::scr_move_to (int y, int len) NOTHROW 1907rxvt_term::scr_move_to (int y, int len) noexcept
1890{ 1908{
1891 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1)); 1909 // lerp (y, 0, len, top_row, nrow - 1)
1910 scr_changeview (top_row + (nrow - 1 - top_row) * y / len);
1892} 1911}
1893 1912
1894/* ------------------------------------------------------------------------- */ 1913/* ------------------------------------------------------------------------- */
1895/* 1914/*
1896 * Page the screen up/down nlines 1915 * Page the screen up/down nlines
1897 * direction should be UP or DN 1916 * direction should be UP or DN
1898 */ 1917 */
1899bool 1918bool
1900rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW 1919rxvt_term::scr_page (int nlines) noexcept
1901{ 1920{
1902 int new_view_start =
1903 direction == UP ? view_start - nlines
1904 : view_start + nlines;
1905
1906 return scr_changeview (new_view_start); 1921 return scr_changeview (view_start - nlines);
1907} 1922}
1908 1923
1909bool 1924bool
1910rxvt_term::scr_changeview (int new_view_start) NOTHROW 1925rxvt_term::scr_changeview (int new_view_start) noexcept
1911{ 1926{
1912 clamp_it (new_view_start, top_row, 0); 1927 clamp_it (new_view_start, top_row, 0);
1913 1928
1914 if (new_view_start == view_start) 1929 if (new_view_start == view_start)
1915 return false; 1930 return false;
… …
1933} 1948}
1934#endif 1949#endif
1935 1950
1936/* ------------------------------------------------------------------------- */ 1951/* ------------------------------------------------------------------------- */
1937void 1952void
1938rxvt_term::scr_bell () NOTHROW 1953rxvt_term::scr_bell () noexcept
1939{ 1954{
1940#ifndef NO_BELL 1955#ifndef NO_BELL
1941 1956
1942# ifndef NO_MAPALERT 1957# ifndef NO_MAPALERT
1943# ifdef MAPALERT_OPTION 1958# ifdef MAPALERT_OPTION
… …
1964 HOOK_INVOKE ((this, HOOK_BELL, DT_END)); 1979 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1965#endif 1980#endif
1966} 1981}
1967 1982
1968/* ------------------------------------------------------------------------- */ 1983/* ------------------------------------------------------------------------- */
1969void 1984void ecb_cold
1970rxvt_term::scr_printscreen (int fullhist) NOTHROW 1985rxvt_term::scr_printscreen (int fullhist) noexcept
1971{ 1986{
1972#ifdef PRINTPIPE 1987#ifdef PRINTPIPE
1973 int nrows, row_start; 1988 int nrows, row_start;
1974 FILE *fd = popen_printer (); 1989 FILE *fd = popen_printer ();
1975 1990
… …
2023/* 2038/*
2024 * Refresh the screen 2039 * Refresh the screen
2025 * drawn_text/drawn_rend contain the screen information before the update. 2040 * drawn_text/drawn_rend contain the screen information before the update.
2026 * screen.text/screen.rend contain what the screen will change to. 2041 * screen.text/screen.rend contain what the screen will change to.
2027 */ 2042 */
2028void 2043void ecb_hot
2029rxvt_term::scr_refresh () NOTHROW 2044rxvt_term::scr_refresh () noexcept
2030{ 2045{
2031 int16_t col, row, /* column/row we're processing */ 2046 int16_t col, row, /* column/row we're processing */
2032 ocrow; /* old cursor row */ 2047 ocrow; /* old cursor row */
2033 int i; /* tmp */ 2048 int i; /* tmp */
2034#ifndef NO_CURSORCOLOR
2035 rend_t cc1; /* store colours at cursor position (s) */
2036#endif
2037 rend_t *crp; // cursor rendition pointer
2038 rend_t ccol1, /* Cursor colour */ 2049 rend_t ccol1, /* Cursor colour */
2039 ccol2; /* Cursor colour2 */ 2050 ccol2; /* Cursor colour2 */
2051 rend_t cur_rend;
2052 int cur_col;
2053 int cursorwidth;
2040 2054
2041 want_refresh = 0; /* screen is current */ 2055 want_refresh = 0; /* screen is current */
2042 2056
2043 if (refresh_type == NO_REFRESH || !mapped) 2057 if (refresh_type == NO_REFRESH || !mapped)
2044 return; 2058 return;
… …
2047 * A: set up vars 2061 * A: set up vars
2048 */ 2062 */
2049 refresh_count = 0; 2063 refresh_count = 0;
2050 2064
2051 unsigned int old_screen_flags = screen.flags; 2065 unsigned int old_screen_flags = screen.flags;
2052 char have_bg = 0; 2066 bool have_bg = 0;
2053#ifdef HAVE_BG_PIXMAP 2067#ifdef HAVE_IMG
2054 have_bg = bg_pixmap != None; 2068 have_bg = bg_img != 0;
2055#endif 2069#endif
2056 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2070 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2057 2071
2058 /* 2072 /*
2059 * B: reverse any characters which are selected 2073 * B: reverse any characters which are selected
… …
2063 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END)); 2077 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2064#if ENABLE_OVERLAY 2078#if ENABLE_OVERLAY
2065 scr_swap_overlay (); 2079 scr_swap_overlay ();
2066#endif 2080#endif
2067 2081
2068 char showcursor = screen.flags & Screen_VisibleCursor; 2082 bool showcursor = screen.flags & Screen_VisibleCursor;
2069 2083
2070 /* 2084 /*
2071 * C: set the cursor character (s) 2085 * C: set the cursor character (s)
2072 */ 2086 */
2073 { 2087 {
2074 unsigned char setoldcursor;
2075
2076#ifdef CURSOR_BLINK 2088#ifdef CURSOR_BLINK
2077 if (hidden_cursor) 2089 if (hidden_cursor)
2078 showcursor = 0; 2090 showcursor = 0;
2079#endif 2091#endif
2080 2092
… …
2083 int col = screen.cur.col; 2095 int col = screen.cur.col;
2084 2096
2085 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2097 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2086 col--; 2098 col--;
2087 2099
2100 cursorwidth = 1;
2101 while (col + cursorwidth < ncol
2102 && ROW(screen.cur.row).t[col + cursorwidth] == NOCHAR)
2103 cursorwidth++;
2104
2088 crp = &ROW(screen.cur.row).r[col]; 2105 cur_rend = ROW(screen.cur.row).r[col];
2106 cur_col = col;
2089 2107
2090#ifndef NO_CURSORCOLOR 2108#ifndef NO_CURSORCOLOR
2091 cc1 = *crp & (RS_fgMask | RS_bgMask);
2092 if (ISSET_PIXCOLOR (Color_cursor)) 2109 if (ISSET_PIXCOLOR (Color_cursor))
2093 ccol1 = Color_cursor; 2110 ccol1 = Color_cursor;
2094 else 2111 else
2095#endif 2112#endif
2096#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2113#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
… …
2108 ccol2 = bgcolor_of (rstyle); 2125 ccol2 = bgcolor_of (rstyle);
2109#else 2126#else
2110 ccol2 = Color_bg; 2127 ccol2 = Color_bg;
2111#endif 2128#endif
2112 2129
2113 if (focus) 2130 if (focus && cursor_type == 0)
2114 { 2131 {
2115 if (option (Opt_cursorUnderline)) 2132 rend_t rend = cur_rend;
2116 *crp ^= RS_Uline; 2133
2117 else
2118 {
2119 *crp ^= RS_RVid; 2134 rend ^= RS_RVid;
2120 *crp = SET_FGCOLOR (*crp, ccol1); 2135 rend = SET_FGCOLOR (rend, ccol1);
2121 *crp = SET_BGCOLOR (*crp, ccol2); 2136 rend = SET_BGCOLOR (rend, ccol2);
2122 } 2137
2138 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
2123 } 2139 }
2124 } 2140 }
2125 2141
2126 /* make sure no outline cursor is left around */ 2142 /* make sure no outline cursor is left around */
2127 setoldcursor = 0; 2143 if (ocrow != -1 && ocrow < nrow && oldcursor.col < ncol)
2128 if (ocrow != -1) 2144 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2145
2146 // save the current cursor coordinates if the cursor is visible
2147 // and either the window is unfocused or the cursor style is
2148 // underline or vertical bar, so as to clear the outline cursor in
2149 // the next refresh if the cursor moves or becomes invisible
2150 if (showcursor && (!focus || cursor_type != 0) && screen.cur.row - view_start < nrow)
2129 { 2151 {
2130 if (screen.cur.row - view_start != ocrow 2152 oldcursor.row = screen.cur.row - view_start;
2131 || screen.cur.col != oldcursor.col) 2153 oldcursor.col = screen.cur.col;
2132 {
2133 if (ocrow < nrow
2134 && oldcursor.col < ncol)
2135 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2136
2137 if (focus || !showcursor)
2138 oldcursor.row = -1;
2139 else
2140 setoldcursor = 1;
2141 }
2142 } 2154 }
2143 else if (!focus) 2155 else
2144 setoldcursor = 1;
2145
2146 if (setoldcursor)
2147 {
2148 if (screen.cur.row - view_start >= nrow)
2149 oldcursor.row = -1; 2156 oldcursor.row = -1;
2150 else
2151 {
2152 oldcursor.row = screen.cur.row - view_start;
2153 oldcursor.col = screen.cur.col;
2154 }
2155 }
2156 } 2157 }
2157 2158
2158#ifndef NO_SLOW_LINK_SUPPORT 2159#ifndef NO_SLOW_LINK_SUPPORT
2159 /* 2160 /*
2160 * D: CopyArea pass - very useful for slower links 2161 * D: CopyArea pass - very useful for slower links
… …
2166 { 2167 {
2167 int16_t nits; 2168 int16_t nits;
2168 int i = num_scr; 2169 int i = num_scr;
2169 int j; 2170 int j;
2170 int len, wlen; 2171 int len, wlen;
2171 dLocal (int, num_scr);
2172 2172
2173 j = nrow; 2173 j = nrow;
2174 wlen = len = -1; 2174 wlen = len = -1;
2175 row = i > 0 ? 0 : j - 1; 2175 row = i > 0 ? 0 : j - 1;
2176 2176
… …
2242 int ypixel = (int)Row2Pixel (row); 2242 int ypixel = (int)Row2Pixel (row);
2243 2243
2244 for (col = 0; col < ncol; col++) 2244 for (col = 0; col < ncol; col++)
2245 { 2245 {
2246 /* compare new text with old - if exactly the same then continue */ 2246 /* compare new text with old - if exactly the same then continue */
2247 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2247 if (stp[col] == dtp[col] && RS_SAME (srp[col], drp[col]))
2248 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2249 || (stp[col] == ' ' /* space w/ no background change */
2250 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2251 continue; 2248 continue;
2252 2249
2253 // redraw one or more characters 2250 // redraw one or more characters
2254 2251
2255 // seek to the beginning of wide characters 2252 // seek to the beginning of wide characters
… …
2427 else 2424 else
2428 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2425 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2429 2426
2430 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back)) 2427 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2431 { 2428 {
2429 if (showcursor && focus && row == screen.cur.row
2430 && IN_RANGE_EXC (col, cur_col, cur_col + cursorwidth))
2431 XSetForeground (dpy, gc, pix_colors[ccol1]);
2432 else
2432#if ENABLE_FRILLS 2433#if ENABLE_FRILLS
2433 if (ISSET_PIXCOLOR (Color_underline)) 2434 if (ISSET_PIXCOLOR (Color_underline))
2434 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2435 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2435 else 2436 else
2436#endif 2437#endif
… …
2448 */ 2449 */
2449 if (showcursor) 2450 if (showcursor)
2450 { 2451 {
2451 if (focus) 2452 if (focus)
2452 { 2453 {
2453 if (option (Opt_cursorUnderline)) 2454 if (cursor_type == 0)
2454 *crp ^= RS_Uline; 2455 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2455 else 2456 else if (oldcursor.row >= 0)
2456 { 2457 {
2457 *crp ^= RS_RVid; 2458 XSetForeground (dpy, gc, pix_colors[ccol1]);
2458#ifndef NO_CURSORCOLOR 2459 if (cursor_type == 1)
2459 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2460 XFillRectangle (dpy, vt, gc,
2460#endif 2461 Col2Pixel (cur_col),
2462 Row2Pixel (oldcursor.row + 1) - 2,
2463 Width2Pixel (1),
2464 2);
2465 else
2466 XFillRectangle (dpy, vt, gc,
2467 Col2Pixel (cur_col),
2468 Row2Pixel (oldcursor.row),
2469 2,
2470 Height2Pixel (1));
2461 } 2471 }
2462 } 2472 }
2463 else if (oldcursor.row >= 0) 2473 else if (oldcursor.row >= 0)
2464 { 2474 {
2465 int cursorwidth = 1;
2466 int col = oldcursor.col;
2467
2468 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2469 col--;
2470
2471 while (col + cursorwidth < ncol
2472 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2473 cursorwidth++;
2474
2475#ifndef NO_CURSORCOLOR
2476 if (ISSET_PIXCOLOR (Color_cursor))
2477 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2478 else
2479#endif
2480 XSetForeground (dpy, gc, pix_colors[ccol1]); 2475 XSetForeground (dpy, gc, pix_colors[ccol1]);
2481 2476
2482 XDrawRectangle (dpy, vt, gc, 2477 XDrawRectangle (dpy, vt, gc,
2483 Col2Pixel (col), 2478 Col2Pixel (cur_col),
2484 Row2Pixel (oldcursor.row), 2479 Row2Pixel (oldcursor.row),
2485 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2480 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2486 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2481 (unsigned int) (Height2Pixel (1) - 1));
2487 } 2482 }
2488 } 2483 }
2489 2484
2490 /* 2485 /*
2491 * H: cleanup selection 2486 * H: cleanup selection
… …
2500 screen.flags = old_screen_flags; 2495 screen.flags = old_screen_flags;
2501 num_scr = 0; 2496 num_scr = 0;
2502 num_scr_allow = 1; 2497 num_scr_allow = 1;
2503} 2498}
2504 2499
2505void 2500void ecb_cold
2506rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2501rxvt_term::scr_remap_chars (line_t &l) noexcept
2507{ 2502{
2508 if (!l.t) 2503 if (!l.valid ())
2509 return; 2504 return;
2510 2505
2511 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2506 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2512 2507
2513 for (int i = ncol; i--; ) 2508 for (int i = ncol; i--; )
2514 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2509 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2515} 2510}
2516 2511
2517void 2512void ecb_cold
2518rxvt_term::scr_remap_chars () NOTHROW 2513rxvt_term::scr_remap_chars () noexcept
2519{ 2514{
2520 for (int i = total_rows; i--; ) 2515 for (int i = total_rows; i--; )
2521 scr_remap_chars (row_buf [i]); 2516 scr_remap_chars (row_buf [i]);
2522 2517
2523 for (int i = nrow; i--; ) 2518 for (int i = nrow; i--; )
… …
2525 scr_remap_chars (drawn_buf [i]); 2520 scr_remap_chars (drawn_buf [i]);
2526 scr_remap_chars (swap_buf [i]); 2521 scr_remap_chars (swap_buf [i]);
2527 } 2522 }
2528} 2523}
2529 2524
2530void 2525void ecb_cold
2531rxvt_term::scr_recolour (bool refresh) NOTHROW 2526rxvt_term::scr_recolor (bool refresh) noexcept
2532{ 2527{
2533 bool transparent = false; 2528 bool transparent = false;
2534 2529
2535#ifdef HAVE_BG_PIXMAP 2530#ifdef HAVE_IMG
2536 if (bg_pixmap != None) 2531 if (bg_img != 0)
2537 { 2532 {
2538# ifdef ENABLE_TRANSPARENCY 2533# if ENABLE_TRANSPARENCY
2539 if (bg_flags & BG_IS_TRANSPARENT) 2534 if (bg_flags & BG_IS_TRANSPARENT)
2540 { 2535 {
2541 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap); 2536 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2542 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative); 2537 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2543 2538
2544 transparent = true; 2539 transparent = true;
2545 } 2540 }
2546 else 2541 else
2547# endif 2542# endif
2548 { 2543 {
2549 XSetWindowBackground (dpy, parent, pix_colors[Color_border]); 2544 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2550 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap); 2545 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2551 } 2546 }
2552 } 2547 }
2553 else 2548 else
2554#endif 2549#endif
2555 { 2550 {
… …
2557 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2552 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2558 } 2553 }
2559 2554
2560 XClearWindow (dpy, parent); 2555 XClearWindow (dpy, parent);
2561 2556
2562 if (scrollBar.win) 2557 if (scrollBar.state && scrollBar.win)
2563 { 2558 {
2564 if (transparent) 2559 if (transparent)
2565 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative); 2560 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2566 else 2561 else
2567 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2562 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2568 scrollBar.state = SB_STATE_IDLE; 2563 scrollBar.state = SB_STATE_IDLE;
2569 scrollBar.show (0); 2564 scrollBar.show (0);
2570 } 2565 }
2571 2566
2572 if (refresh) 2567 if (refresh)
… …
2577 want_refresh = 1; 2572 want_refresh = 1;
2578} 2573}
2579 2574
2580/* ------------------------------------------------------------------------- */ 2575/* ------------------------------------------------------------------------- */
2581void 2576void
2582rxvt_term::scr_clear (bool really) NOTHROW 2577rxvt_term::scr_clear (bool really) noexcept
2583{ 2578{
2584 if (!mapped) 2579 if (!mapped)
2585 return; 2580 return;
2586 2581
2587 num_scr_allow = 0; 2582 num_scr_allow = 0;
… …
2590 if (really) 2585 if (really)
2591 XClearWindow (dpy, vt); 2586 XClearWindow (dpy, vt);
2592} 2587}
2593 2588
2594void 2589void
2595rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW 2590rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) noexcept
2596{ 2591{
2597 int view_end = view_start + nrow; 2592 int view_end = view_start + nrow;
2598 int row, col; 2593 int row, col;
2599 2594
2600 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++) 2595 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
… …
2612 srp[col] ^= rstyle2; 2607 srp[col] ^= rstyle2;
2613 } 2608 }
2614} 2609}
2615 2610
2616void 2611void
2617rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW 2612rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) noexcept
2618{ 2613{
2619 int view_end = view_start + nrow; 2614 int view_end = view_start + nrow;
2620 int row, col; 2615 int row, col;
2621 2616
2622 if (beg_row >= view_start) 2617 if (beg_row >= view_start)
… …
2638 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2633 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2639 srp[col] ^= rstyle; 2634 srp[col] ^= rstyle;
2640} 2635}
2641 2636
2642/* ------------------------------------------------------------------------- */ 2637/* ------------------------------------------------------------------------- */
2643void 2638void ecb_hot
2644rxvt_term::scr_reverse_selection () NOTHROW 2639rxvt_term::scr_reverse_selection () noexcept
2645{ 2640{
2646 if (selection.op 2641 if (selection.op
2647 && current_screen == selection.screen 2642 && current_screen == selection.screen
2648 && selection.end.row >= view_start) 2643 && selection.end.row >= view_start)
2649 { 2644 {
… …
2665 * Dump the whole scrollback and screen to the passed filedescriptor. The 2660 * Dump the whole scrollback and screen to the passed filedescriptor. The
2666 * invoking routine must close the fd. 2661 * invoking routine must close the fd.
2667 */ 2662 */
2668#if 0 2663#if 0
2669void 2664void
2670rxvt_term::scr_dump (int fd) NOTHROW 2665rxvt_term::scr_dump (int fd) noexcept
2671{ 2666{
2672 int row, wrote; 2667 // if this method is needed, it can be implemented by factoring the
2673 unsigned int width, towrite; 2668 // relevant code in scr_printscreen
2674 const char r1[] = "\n";
2675
2676 for (row = saveLines + top_row;
2677 row < saveLines + nrow - 1; row++)
2678 {
2679 width = row_buf[row].l >= 0 ? row_buf[row].l
2680 : ncol;
2681 for (towrite = width; towrite; towrite -= wrote)
2682 {
2683 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2684 towrite);
2685 if (wrote < 0)
2686 return; /* XXX: death, no report */
2687 }
2688 if (row_buf[row].l >= 0)
2689 if (write (fd, r1, 1) <= 0)
2690 return; /* XXX: death, no report */
2691 }
2692} 2669}
2693#endif 2670#endif
2694 2671
2695/* ------------------------------------------------------------------------- * 2672/* ------------------------------------------------------------------------- *
2696 * CHARACTER SELECTION * 2673 * CHARACTER SELECTION *
2697 * ------------------------------------------------------------------------- */ 2674 * ------------------------------------------------------------------------- */
2698void 2675void
2699rxvt_term::selection_check (int check_more) NOTHROW 2676rxvt_term::selection_check (int check_more) noexcept
2700{ 2677{
2701 row_col_t pos;
2702
2703 if (!selection.op) 2678 if (!selection.op)
2704 return; 2679 return;
2705 2680
2706 pos.row = pos.col = 0;
2707 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2681 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2708 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2682 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2709 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2683 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2710 || (check_more == 1 2684 || (check_more == 1
2711 && current_screen == selection.screen 2685 && current_screen == selection.screen
2712 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2686 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2713 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2687 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2714 || (check_more == 2
2715 && ROWCOL_IS_BEFORE (selection.beg, pos)
2716 && ROWCOL_IS_AFTER (selection.end, pos))
2717 || (check_more == 3
2718 && ROWCOL_IS_AFTER (selection.end, pos))
2719 || (check_more == 4 /* screen width change */
2720 && (selection.beg.row != selection.end.row
2721 || selection.end.col > ncol)))
2722 CLEAR_SELECTION (); 2688 CLEAR_ALL_SELECTION ();
2689}
2690
2691void
2692rxvt_term::selection_changed () noexcept
2693{
2694 line_t &r1 = ROW (selection.beg.row);
2695 while (selection.beg.col < r1.l && r1.t [selection.beg.col] == NOCHAR)
2696 ++selection.beg.col;
2697
2698 line_t &r2 = ROW (selection.end.row);
2699 while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
2700 ++selection.end.col;
2701
2702 want_refresh = 1;
2723} 2703}
2724 2704
2725/* ------------------------------------------------------------------------- */ 2705/* ------------------------------------------------------------------------- */
2726/* 2706/*
2727 * Paste a selection direct to the command fd 2707 * Paste a selection direct to the command fd
2728 */ 2708 */
2729void 2709void
2730rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW 2710rxvt_term::tt_paste (char *data, unsigned int len) noexcept
2731{ 2711{
2732 /* convert normal newline chars into common keyboard Return key sequence */ 2712 /* convert normal newline chars into common keyboard Return key sequence */
2733 for (unsigned int i = 0; i < len; i++) 2713 for (unsigned int i = 0; i < len; i++)
2734 if (data[i] == C0_LF) 2714 if (data[i] == C0_LF)
2735 data[i] = C0_CR; 2715 data[i] = C0_CR;
2736 2716
2737 if (priv_modes & PrivMode_BracketPaste) 2717 #if ENABLE_FRILLS
2718 if ((priv_modes & PrivMode_BracketPaste) && !option (Opt_disablePasteBrackets))
2738 tt_printf ("\e[200~"); 2719 tt_printf ("\x1b[200~");
2720 #endif
2739 2721
2740 tt_write (data, len); 2722 tt_write (data, len);
2741 2723
2742 if (priv_modes & PrivMode_BracketPaste) 2724 #if ENABLE_FRILLS
2725 if ((priv_modes & PrivMode_BracketPaste) && !option (Opt_disablePasteBrackets))
2743 tt_printf ("\e[201~"); 2726 tt_printf ("\x1b[201~");
2727 #endif
2744} 2728}
2745 2729
2746void 2730void
2747rxvt_term::paste (char *data, unsigned int len) NOTHROW 2731rxvt_term::paste (char *data, unsigned int len) noexcept
2748{ 2732{
2749 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END))) 2733 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2750 return; 2734 return;
2751 2735
2752 tt_paste (data, len); 2736 tt_paste (data, len);
… …
2758 * if the requested selection has no owner or is empty CUT_BUFFER0 is used 2742 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2759 * as fallback 2743 * as fallback
2760 * EXT: button 2 release 2744 * EXT: button 2 release
2761 */ 2745 */
2762void 2746void
2763rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2747rxvt_term::selection_request (Time tm, int selnum) noexcept
2764{ 2748{
2765 if (!selection_req) 2749 if (!selection_req)
2766 { 2750 {
2767 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this); 2751 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2768 selection_req->run (); 2752 selection_req->run ();
… …
2773/* 2757/*
2774 * Clear all selected text 2758 * Clear all selected text
2775 * EXT: SelectionClear 2759 * EXT: SelectionClear
2776 */ 2760 */
2777void 2761void
2778rxvt_term::selection_clear (bool clipboard) NOTHROW 2762rxvt_term::selection_clear (bool clipboard) noexcept
2779{ 2763{
2780 if (!clipboard) 2764 if (!clipboard)
2781 { 2765 {
2782 want_refresh = 1; 2766 want_refresh = 1;
2783 free (selection.text); 2767 free (selection.text);
… …
2868 if (*t == NOCHAR) 2852 if (*t == NOCHAR)
2869 t++; 2853 t++;
2870#if ENABLE_COMBINING 2854#if ENABLE_COMBINING
2871 else if (IS_COMPOSE (*t)) 2855 else if (IS_COMPOSE (*t))
2872 { 2856 {
2873 int len = rxvt_composite.expand (*t, 0); 2857 int len = rxvt_composite.expand (*t);
2874 2858
2875 extra -= (len - 1); 2859 extra -= (len - 1);
2876 2860
2877 if (extra < 0) 2861 if (extra < 0)
2878 { 2862 {
… …
2925 2909
2926 selection_grab (tm); 2910 selection_grab (tm);
2927} 2911}
2928 2912
2929bool 2913bool
2930rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW 2914rxvt_term::selection_grab (Time tm, bool clipboard) noexcept
2931{ 2915{
2932 Atom sel; 2916 Atom sel;
2933 2917
2934 if (!clipboard) 2918 if (!clipboard)
2935 { 2919 {
… …
2968/* ------------------------------------------------------------------------- */ 2952/* ------------------------------------------------------------------------- */
2969/* 2953/*
2970 * Mark or select text based upon number of clicks: 1, 2, or 3 2954 * Mark or select text based upon number of clicks: 1, 2, or 3
2971 * EXT: button 1 press 2955 * EXT: button 1 press
2972 */ 2956 */
2973void 2957void ecb_cold
2974rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2958rxvt_term::selection_click (int clicks, int x, int y) noexcept
2975{ 2959{
2976 clicks = ((clicks - 1) % 3) + 1; 2960 clicks = ((clicks - 1) % 3) + 1;
2977 selection.clicks = clicks; /* save clicks so extend will work */ 2961 selection.clicks = clicks; /* save clicks so extend will work */
2978 2962
2979 if (clicks == 2 && !selection.rect 2963 if (clicks == 2 && !selection.rect
… …
2997 2981
2998/* ------------------------------------------------------------------------- */ 2982/* ------------------------------------------------------------------------- */
2999/* 2983/*
3000 * Mark a selection at the specified col/row 2984 * Mark a selection at the specified col/row
3001 */ 2985 */
3002void 2986void ecb_cold
3003rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2987rxvt_term::selection_start_colrow (int col, int row) noexcept
3004{ 2988{
3005 want_refresh = 1; 2989 want_refresh = 1;
3006 2990
3007 selection.mark.row = row + view_start; 2991 selection.mark.row = row + view_start;
3008 selection.mark.col = col; 2992 selection.mark.col = col;
… …
3030 * Word select: select text for 2 clicks 3014 * Word select: select text for 2 clicks
3031 * We now only find out the boundary in one direction 3015 * We now only find out the boundary in one direction
3032 */ 3016 */
3033 3017
3034/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3018/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3035#define DELIMIT_TEXT(x) \ 3019#define DELIMIT_TEXT(x) \
3036 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3020 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3037#define DELIMIT_REND(x) 1 3021#define DELIMIT_REND(x) 1
3038 3022
3039void 3023void ecb_cold
3040rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3024rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) noexcept
3041{ 3025{
3042 int col, row, dirnadd, tcol, trow, w1, w2; 3026 int col, row, dirnadd, tcol, trow, w1, w2;
3043 row_col_t bound; 3027 row_col_t bound;
3044 text_t *stp; 3028 text_t *stp;
3045 rend_t *srp; 3029 rend_t *srp;
… …
3118 * EXT: button 3 press; button 1 or 3 drag 3102 * EXT: button 3 press; button 1 or 3 drag
3119 * flag == 0 ==> button 1 3103 * flag == 0 ==> button 1
3120 * flag == 1 ==> button 3 press 3104 * flag == 1 ==> button 3 press
3121 * flag == 2 ==> button 3 motion 3105 * flag == 2 ==> button 3 motion
3122 */ 3106 */
3123void 3107void ecb_cold
3124rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3108rxvt_term::selection_extend (int x, int y, int flag) noexcept
3125{ 3109{
3126 int col = clamp (Pixel2Col (x), 0, ncol); 3110 int col = clamp (Pixel2Col (x), 0, ncol);
3127 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3111 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3128 3112
3129 /* 3113 /*
… …
3154 3138
3155/* ------------------------------------------------------------------------- */ 3139/* ------------------------------------------------------------------------- */
3156/* 3140/*
3157 * Extend the selection to the specified col/row 3141 * Extend the selection to the specified col/row
3158 */ 3142 */
3159void 3143void ecb_cold
3160rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3144rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) noexcept
3161{ 3145{
3162 row_col_t pos; 3146 row_col_t pos;
3163 enum { 3147 enum {
3164 LEFT, RIGHT 3148 LEFT, RIGHT
3165 } closeto = RIGHT; 3149 } closeto = RIGHT;
3166
3167 want_refresh = 1;
3168 3150
3169 switch (selection.op) 3151 switch (selection.op)
3170 { 3152 {
3171 case SELECTION_INIT: 3153 case SELECTION_INIT:
3172 CLEAR_SELECTION (); 3154 CLEAR_SELECTION ();
… …
3352 3334
3353#if !ENABLE_MINIMAL 3335#if !ENABLE_MINIMAL
3354 if (selection.rect && selection.beg.col > selection.end.col) 3336 if (selection.rect && selection.beg.col > selection.end.col)
3355 ::swap (selection.beg.col, selection.end.col); 3337 ::swap (selection.beg.col, selection.end.col);
3356#endif 3338#endif
3339
3340 selection_changed ();
3357} 3341}
3358 3342
3359#if !ENABLE_MINIMAL 3343#if !ENABLE_MINIMAL
3360void 3344void ecb_cold
3361rxvt_term::selection_remove_trailing_spaces () NOTHROW 3345rxvt_term::selection_remove_trailing_spaces () noexcept
3362{ 3346{
3363 int32_t end_col, end_row; 3347 int32_t end_col, end_row;
3364 text_t *stp; 3348 text_t *stp;
3365 3349
3366 end_col = selection.end.col; 3350 end_col = selection.end.col;
… …
3403/* ------------------------------------------------------------------------- */ 3387/* ------------------------------------------------------------------------- */
3404/* 3388/*
3405 * Double click on button 3 when already selected 3389 * Double click on button 3 when already selected
3406 * EXT: button 3 double click 3390 * EXT: button 3 double click
3407 */ 3391 */
3408void 3392void ecb_cold
3409rxvt_term::selection_rotate (int x, int y) NOTHROW 3393rxvt_term::selection_rotate (int x, int y) noexcept
3410{ 3394{
3411 selection.clicks = selection.clicks % 3 + 1; 3395 selection.clicks = selection.clicks % 3 + 1;
3412 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3396 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3413} 3397}
3414 3398
3415/* ------------------------------------------------------------------------- */ 3399/* ------------------------------------------------------------------------- */
3416/* 3400/*
3417 * Respond to a request for our current selection 3401 * Respond to a request for our current selection
3418 * EXT: SelectionRequest 3402 * EXT: SelectionRequest
3419 */ 3403 */
3420void 3404void ecb_cold
3421rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3405rxvt_term::selection_send (const XSelectionRequestEvent &rq) noexcept
3422{ 3406{
3423 Atom property = rq.property == None ? rq.target : rq.property; 3407 Atom property = rq.property == None ? rq.target : rq.property;
3424 XSelectionEvent ev; 3408 XSelectionEvent ev;
3425 3409
3426 ev.type = SelectionNotify; 3410 ev.type = SelectionNotify;
… …
3518 cl = selection.clip_text; 3502 cl = selection.clip_text;
3519 selectlen = selection.clip_len; 3503 selectlen = selection.clip_len;
3520 } 3504 }
3521 else 3505 else
3522 { 3506 {
3523 cl = L""; 3507 cl = (wchar_t *)L"";
3524 selectlen = 0; 3508 selectlen = 0;
3525 } 3509 }
3526 3510
3527#if !ENABLE_MINIMAL 3511#if !ENABLE_MINIMAL
3528 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 3512 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
… …
3558 3542
3559 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3543 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3560} 3544}
3561 3545
3562/* ------------------------------------------------------------------------- */ 3546/* ------------------------------------------------------------------------- */
3563#ifdef USE_XIM 3547#if USE_XIM
3564void 3548void ecb_cold
3565rxvt_term::im_set_position (XPoint &pos) NOTHROW 3549rxvt_term::im_set_position (XPoint &pos) noexcept
3566{ 3550{
3567 XWindowAttributes xwa; 3551 XWindowAttributes xwa;
3568 3552
3569 XGetWindowAttributes (dpy, vt, &xwa); 3553 XGetWindowAttributes (dpy, vt, &xwa);
3570 3554
… …
3573} 3557}
3574#endif 3558#endif
3575 3559
3576#if ENABLE_OVERLAY 3560#if ENABLE_OVERLAY
3577void 3561void
3578rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW 3562rxvt_term::scr_overlay_new (int x, int y, int w, int h) noexcept
3579{ 3563{
3580 if (nrow < 1 || ncol < 1) 3564 if (nrow < 1 || ncol < 1)
3581 return; 3565 return;
3582 3566
3583 want_refresh = 1; 3567 want_refresh = 1;
… …
3628 *rp = r; 3612 *rp = r;
3629 } 3613 }
3630} 3614}
3631 3615
3632void 3616void
3633rxvt_term::scr_overlay_off () NOTHROW 3617rxvt_term::scr_overlay_off () noexcept
3634{ 3618{
3635 if (!ov.text) 3619 if (!ov.text)
3636 return; 3620 return;
3637 3621
3638 want_refresh = 1; 3622 want_refresh = 1;
… …
3646 delete [] ov.text; ov.text = 0; 3630 delete [] ov.text; ov.text = 0;
3647 delete [] ov.rend; ov.rend = 0; 3631 delete [] ov.rend; ov.rend = 0;
3648} 3632}
3649 3633
3650void 3634void
3651rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW 3635rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) noexcept
3652{ 3636{
3653 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2) 3637 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3654 return; 3638 return;
3655 3639
3656 x++, y++; 3640 x++, y++;
… …
3658 ov.text[y][x] = text; 3642 ov.text[y][x] = text;
3659 ov.rend[y][x] = rend; 3643 ov.rend[y][x] = rend;
3660} 3644}
3661 3645
3662void 3646void
3663rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW 3647rxvt_term::scr_overlay_set (int x, int y, const char *s) noexcept
3664{ 3648{
3665 while (*s) 3649 while (*s)
3666 scr_overlay_set (x++, y, *s++); 3650 scr_overlay_set (x++, y, *s++);
3667} 3651}
3668 3652
3669void 3653void
3670rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW 3654rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) noexcept
3671{ 3655{
3672 while (*s) 3656 while (*s)
3673 { 3657 {
3674 text_t t = *s++; 3658 text_t t = *s++;
3675 int width = WCWIDTH (t); 3659 int width = WCWIDTH (t);
… …
3681 } 3665 }
3682 } 3666 }
3683} 3667}
3684 3668
3685void 3669void
3686rxvt_term::scr_swap_overlay () NOTHROW 3670rxvt_term::scr_swap_overlay () noexcept
3687{ 3671{
3688 if (!ov.text) 3672 if (!ov.text)
3689 return; 3673 return;
3690 3674
3691 // hide cursor if it is within the overlay area 3675 // hide cursor if it is within the overlay area

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