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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.312 by root, Tue Nov 4 13:30:41 2008 UTC vs.
Revision 1.461 by root, Thu Jun 17 00:49:20 2021 UTC

1/*---------------------------------------------------------------------------* 1/*---------------------------------------------------------------------------*
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 <pcg@goof.com> 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
… …
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
33#include "salloc.C" // HACK, should be a seperate compile! 34static inline void
34
35static inline void fill_text (text_t *start, text_t value, int len) 35fill_text (text_t *start, text_t value, int len)
36{ 36{
37 while (len--) 37 while (len--)
38 *start++ = value; 38 *start++ = value;
39} 39}
40 40
41/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
44#define TABSIZE 8 /* default tab size */ 42#define TABSIZE 8 /* default tab size */
45 43
46/* ------------------------------------------------------------------------- * 44/* ------------------------------------------------------------------------- *
47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 45 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
48 * ------------------------------------------------------------------------- */ 46 * ------------------------------------------------------------------------- */
… …
97 * SCREEN `COMMON' ROUTINES * 95 * SCREEN `COMMON' ROUTINES *
98 * ------------------------------------------------------------------------- */ 96 * ------------------------------------------------------------------------- */
99 97
100/* Fill part/all of a line with blanks. */ 98/* Fill part/all of a line with blanks. */
101void 99void
102rxvt_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
103{ 101{
104 if (!l.t) 102 if (!l.valid ())
105 { 103 {
106 lalloc (l); 104 l.alloc ();
107 col = 0; 105 col = 0;
108 width = ncol; 106 width = ncol;
109 } 107 }
110 108
111 l.touch (); 109 l.touch ();
… …
124} 122}
125 123
126/* ------------------------------------------------------------------------- */ 124/* ------------------------------------------------------------------------- */
127/* 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 */
128void 126void
129rxvt_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
130{ 128{
131 scr_blank_line (l, 0, ncol, efs); 129 scr_blank_line (l, 0, ncol, efs);
132 130
133 l.l = 0; 131 l.l = 0;
134 l.f = 0; 132 l.f = 0;
133}
134
135// nuke a single wide character at the given column
136void
137rxvt_term::scr_kill_char (line_t &l, int col) const noexcept
138{
139 // find begin
140 while (col > 0 && l.t[col] == NOCHAR)
141 col--;
142
143 rend_t rend = l.r[col] & ~RS_baseattrMask;
144 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
145
146 l.touch ();
147
148 // found start, nuke
149 do {
150 l.t[col] = ' ';
151 l.r[col] = rend;
152 col++;
153 } while (col < ncol && l.t[col] == NOCHAR);
154}
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);
135} 164}
136 165
137/* ------------------------------------------------------------------------- * 166/* ------------------------------------------------------------------------- *
138 * SCREEN INITIALISATION * 167 * SCREEN INITIALISATION *
139 * ------------------------------------------------------------------------- */ 168 * ------------------------------------------------------------------------- */
140 169
141void 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
142rxvt_term::scr_reset () 215rxvt_term::scr_reset ()
143{ 216{
144#if ENABLE_OVERLAY 217#if ENABLE_OVERLAY
145 scr_overlay_off (); 218 scr_overlay_off ();
146#endif 219#endif
147 220
148 rvideo_mode = false;
149 view_start = 0; 221 view_start = 0;
150 num_scr = 0; 222 num_scr = 0;
151 223
152 if (ncol == 0) 224 if (ncol == 0)
153 ncol = 80; 225 ncol = 80;
… …
155 if (nrow == 0) 227 if (nrow == 0)
156 nrow = 24; 228 nrow = 24;
157 229
158 if (ncol == prev_ncol && nrow == prev_nrow) 230 if (ncol == prev_ncol && nrow == prev_nrow)
159 return; 231 return;
160
161 if (current_screen != PRIMARY)
162 scr_swap_screen ();
163 232
164 // we need at least two lines for wrapping to work correctly 233 // we need at least two lines for wrapping to work correctly
165 while (nrow + saveLines < 2) 234 while (nrow + saveLines < 2)
166 { 235 {
167 //TODO//FIXME 236 //TODO//FIXME
… …
176 total_rows = nrow + saveLines; 245 total_rows = nrow + saveLines;
177 246
178 screen.tscroll = 0; 247 screen.tscroll = 0;
179 screen.bscroll = nrow - 1; 248 screen.bscroll = nrow - 1;
180 249
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
181 if (!row_buf) 258 if (!prev_row_buf)
182 { 259 {
183 /*
184 * first time called so just malloc everything: don't rely on realloc
185 */
186 top_row = 0; 260 top_row = 0;
187 term_start = 0; 261 term_start = 0;
188
189 talloc = new rxvt_salloc (ncol * sizeof (text_t));
190 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
191
192 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
193 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
194 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
195
196 for (int row = nrow; row--; )
197 {
198 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
199 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
200 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
201 }
202 262
203 memset (charsets, 'B', sizeof (charsets)); 263 memset (charsets, 'B', sizeof (charsets));
204 rstyle = DEFAULT_RSTYLE; 264 rstyle = DEFAULT_RSTYLE;
205 screen.flags = Screen_DefaultFlags; 265 screen.flags = Screen_DefaultFlags;
206 screen.cur.row = screen.cur.col = 0; 266 screen.cur.row = screen.cur.col = 0;
… …
220 selection.text = NULL; 280 selection.text = NULL;
221 selection.len = 0; 281 selection.len = 0;
222 selection.op = SELECTION_CLEAR; 282 selection.op = SELECTION_CLEAR;
223 selection.screen = PRIMARY; 283 selection.screen = PRIMARY;
224 selection.clicks = 0; 284 selection.clicks = 0;
285 selection.clip_text = NULL;
286 selection.clip_len = 0;
225 } 287 }
226 else 288 else
227 { 289 {
228 /* 290 /*
229 * add or delete rows as appropriate 291 * add or delete rows as appropriate
230 */ 292 */
231 293
232 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t)); 294 int common_col = min (prev_ncol, ncol);
233 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
234
235#if 0
236 if (nrow < prev_nrow)
237 {
238 for (int row = nrow; row < prev_nrow; row++)
239 {
240 lfree (swap_buf [row]);
241 lfree (drawn_buf[row]);
242 }
243 }
244#endif
245
246 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
247 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
248 295
249 for (int row = min (nrow, prev_nrow); row--; ) 296 for (int row = min (nrow, prev_nrow); row--; )
250 { 297 {
251 lresize (drawn_buf[row]); 298 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
252 lresize (swap_buf [row]); 299 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
253 } 300 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
254 301
255 for (int row = prev_nrow; row < nrow; row++) 302 copy_line (swap_buf [row], prev_swap_buf [row]);
256 { 303 }
257 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
258 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
259 }
260
261 line_t *old_buf = row_buf;
262 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
263 304
264 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 305 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
265 int pend = MOD (term_start + top_row , prev_total_rows); 306 int pend = MOD (term_start + top_row , prev_total_rows);
266 int q = total_rows; // rewrapped row 307 int q = total_rows; // rewrapped row
267 308
268 if (top_row) 309 if (top_row)
269 { 310 {
270 // Re-wrap lines. This is rather ugly, possibly because I am too dumb 311 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
271 // to come up with a lean and mean algorithm. 312 // to come up with a lean and mean algorithm.
313 // TODO: maybe optimise when width didn't change
272 314
273 row_col_t ocur = screen.cur; 315 row_col_t ocur = screen.cur;
274 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 316 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
275 317
276 do 318 do
277 { 319 {
278 p = MOD (p - 1, prev_total_rows); 320 p = MOD (p - 1, prev_total_rows);
279#ifdef DEBUG_STRICT
280 assert (old_buf [MOD (p, prev_total_rows)].t); 321 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
281#endif
282 int plines = 1; 322 int plines = 1;
283 int llen = old_buf [MOD (p, prev_total_rows)].l; 323 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
284 324
285 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 325 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
286 { 326 {
287 p = MOD (p - 1, prev_total_rows); 327 p = MOD (p - 1, prev_total_rows);
288 328
289 plines++; 329 plines++;
290 llen += prev_ncol; 330 llen += prev_ncol;
… …
303 343
304 // re-assemble the full line by destination lines 344 // re-assemble the full line by destination lines
305 for (int qrow = q; qlines--; qrow++) 345 for (int qrow = q; qlines--; qrow++)
306 { 346 {
307 qline = row_buf + qrow; 347 qline = row_buf + qrow;
308 lalloc (*qline); 348 qline->alloc (); // redundant with next line
309 qline->l = ncol; 349 qline->l = ncol;
310 qline->is_longer (1); 350 qline->is_longer (1);
311 351
312 int qcol = 0; 352 int qcol = 0;
313 353
… …
328 // this seems to upset applications/shells/readline 368 // this seems to upset applications/shells/readline
329 // least. 369 // least.
330 if (prow == ocur.row) 370 if (prow == ocur.row)
331 screen.cur.row = q - (total_rows - nrow); 371 screen.cur.row = q - (total_rows - nrow);
332 372
333 line_t &pline = old_buf [prow]; 373 line_t &pline = prev_row_buf [prow];
334 374
335 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 375 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
336 376
337 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 377 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
338 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 378 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
… …
359 { 399 {
360 // if no scrollback exists (yet), wing, instead of wrap 400 // if no scrollback exists (yet), wing, instead of wrap
361 401
362 for (int row = min (nrow, prev_nrow); row--; ) 402 for (int row = min (nrow, prev_nrow); row--; )
363 { 403 {
364 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 404 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
365 line_t &qline = row_buf [row]; 405 line_t &dst = row_buf [row];
366 406
367 qline = pline; 407 copy_line (dst, src);
368 lresize (qline);
369 } 408 }
370 409
371 for (int row = prev_nrow; row < nrow; row++) 410 for (int row = prev_nrow; row < nrow; row++)
372 {
373 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 411 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
374 }
375 412
376 term_start = 0; 413 term_start = 0;
377 } 414 }
378
379 free (old_buf);
380 delete old_ta;
381 delete old_ra;
382 415
383 clamp_it (screen.cur.row, 0, nrow - 1); 416 clamp_it (screen.cur.row, 0, nrow - 1);
384 clamp_it (screen.cur.col, 0, ncol - 1); 417 clamp_it (screen.cur.col, 0, ncol - 1);
418 }
385 419
420 for (int row = nrow; row--; )
421 {
422 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
423 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
424 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
425 }
426
427 chunk_free (prev_chunk, prev_chunk_size);
428
386 free (tabs); 429 free (tabs);
387 } 430 tabs = (char *)rxvt_malloc (ncol);
431
432 for (int col = ncol; col--; )
433 tabs [col] = col % TABSIZE == 0;
388 434
389 CLEAR_ALL_SELECTION (); 435 CLEAR_ALL_SELECTION ();
390 436
391 prev_nrow = nrow; 437 prev_nrow = nrow;
392 prev_ncol = ncol; 438 prev_ncol = ncol;
393 439
394 tabs = (char *)rxvt_malloc (ncol); 440 tt_winch ();
395 441
396 for (int col = ncol; --col; ) 442 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
397 tabs [col] = col % TABSIZE == 0; 443}
444
445void ecb_cold
446rxvt_term::scr_release () noexcept
447{
448 chunk_free (chunk, chunk_size);
449 chunk = 0;
450 row_buf = 0;
451
452 free (tabs);
453 tabs = 0;
454}
455
456/* ------------------------------------------------------------------------- */
457/*
458 * Hard/Soft reset
459 */
460void ecb_cold
461rxvt_term::scr_poweron ()
462{
463 scr_release ();
464
465 prev_nrow = prev_ncol = 0;
466 rvideo_mode = false;
467 scr_soft_reset ();
468 scr_reset ();
469
470 scr_clear (true);
471 scr_refresh ();
472}
473
474void ecb_cold
475rxvt_term::scr_soft_reset () noexcept
476{
477 /* only affects modes, nothing drastic such as clearing the screen */
478#if ENABLE_OVERLAY
479 scr_overlay_off ();
480#endif
398 481
399 if (current_screen != PRIMARY) 482 if (current_screen != PRIMARY)
400 scr_swap_screen (); 483 scr_swap_screen ();
401 484
402 tt_winch (); 485 scr_scroll_region (0, MAX_ROWS - 1);
403 486 scr_rendition (0, ~RS_None);
404 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 487 scr_insert_mode (0);
405}
406
407/* ------------------------------------------------------------------------- */
408/*
409 * Free everything. That way malloc debugging can find leakage.
410 */
411void
412rxvt_term::scr_release () NOTHROW
413{
414 if (row_buf)
415 {
416 delete talloc; talloc = 0;
417 delete ralloc; ralloc = 0;
418
419 free (row_buf);
420 free (swap_buf);
421 free (drawn_buf);
422 free (tabs);
423
424 row_buf = 0; // signal that we freed all the arrays
425 }
426}
427
428/* ------------------------------------------------------------------------- */
429/*
430 * Hard reset
431 */
432void
433rxvt_term::scr_poweron ()
434{
435 scr_release ();
436 prev_nrow = prev_ncol = 0;
437 scr_reset ();
438
439 scr_clear (true);
440 scr_refresh ();
441} 488}
442 489
443/* ------------------------------------------------------------------------- * 490/* ------------------------------------------------------------------------- *
444 * PROCESS SCREEN COMMANDS * 491 * PROCESS SCREEN COMMANDS *
445 * ------------------------------------------------------------------------- */ 492 * ------------------------------------------------------------------------- */
… …
447 * Save and Restore cursor 494 * Save and Restore cursor
448 * XTERM_SEQ: Save cursor : ESC 7 495 * XTERM_SEQ: Save cursor : ESC 7
449 * XTERM_SEQ: Restore cursor: ESC 8 496 * XTERM_SEQ: Restore cursor: ESC 8
450 */ 497 */
451void 498void
452rxvt_term::scr_cursor (cursor_mode mode) NOTHROW 499rxvt_term::scr_cursor (cursor_mode mode) noexcept
453{ 500{
454 screen_t *s; 501 screen_t *s;
455 502
456#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 503#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
457 if (current_screen == SECONDARY) 504 if (current_screen == SECONDARY)
… …
483 } 530 }
484 531
485 /* boundary check in case screen size changed between SAVE and RESTORE */ 532 /* boundary check in case screen size changed between SAVE and RESTORE */
486 min_it (s->cur.row, nrow - 1); 533 min_it (s->cur.row, nrow - 1);
487 min_it (s->cur.col, ncol - 1); 534 min_it (s->cur.col, ncol - 1);
488#ifdef DEBUG_STRICT
489 assert (s->cur.row >= 0); 535 assert (s->cur.row >= 0);
490 assert (s->cur.col >= 0); 536 assert (s->cur.col >= 0);
491#endif
492} 537}
493 538
494void 539void
495rxvt_term::scr_swap_screen () 540rxvt_term::scr_swap_screen () noexcept
496{ 541{
497 if (!option (Opt_secondaryScreen)) 542 if (!option (Opt_secondaryScreen))
498 return; 543 return;
499 544
500 for (int i = prev_nrow; i--; ) 545 for (int i = prev_nrow; i--; )
… …
519 return; 564 return;
520 565
521 want_refresh = 1; 566 want_refresh = 1;
522 view_start = 0; 567 view_start = 0;
523 568
524 selection_check (2); /* check for boundary cross */ 569 /* check for boundary cross */
570 row_col_t pos;
571 pos.row = pos.col = 0;
572 if (ROWCOL_IS_BEFORE (selection.beg, pos)
573 && ROWCOL_IS_AFTER (selection.end, pos))
574 CLEAR_SELECTION ();
525 575
526 int i = current_screen; current_screen = scrn; scrn = i; 576 current_screen = scrn;
527 577
528#if NSCREENS 578#if NSCREENS
529 if (option (Opt_secondaryScreen)) 579 if (option (Opt_secondaryScreen))
530 { 580 {
531 num_scr = 0; 581 num_scr = 0;
… …
543 scr_scroll_text (0, prev_nrow - 1, prev_nrow); 593 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
544} 594}
545 595
546// clear WrapNext indicator, solidifying position on next line 596// clear WrapNext indicator, solidifying position on next line
547void 597void
548rxvt_term::scr_do_wrap () NOTHROW 598rxvt_term::scr_do_wrap () noexcept
549{ 599{
550 if (!(screen.flags & Screen_WrapNext)) 600 if (!(screen.flags & Screen_WrapNext))
551 return; 601 return;
552 602
553 screen.flags &= ~Screen_WrapNext; 603 screen.flags &= ~Screen_WrapNext;
… …
563/* ------------------------------------------------------------------------- */ 613/* ------------------------------------------------------------------------- */
564/* 614/*
565 * Change the colour for following text 615 * Change the colour for following text
566 */ 616 */
567void 617void
568rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW 618rxvt_term::scr_color (unsigned int color, int fgbg) noexcept
569{ 619{
570 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR)) 620 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR24))
571 color = fgbg; 621 color = fgbg;
572 622
573 if (fgbg == Color_fg) 623 if (fgbg == Color_fg)
574 rstyle = SET_FGCOLOR (rstyle, color); 624 rstyle = SET_FGCOLOR (rstyle, color);
575 else 625 else
… …
579/* ------------------------------------------------------------------------- */ 629/* ------------------------------------------------------------------------- */
580/* 630/*
581 * Change the rendition style for following text 631 * Change the rendition style for following text
582 */ 632 */
583void 633void
584rxvt_term::scr_rendition (int set, int style) NOTHROW 634rxvt_term::scr_rendition (int set, int style) noexcept
585{ 635{
586 if (set) 636 if (set)
587 rstyle |= style; 637 rstyle |= style;
588 else if (style == ~RS_None) 638 else if (style == ~RS_None)
589 rstyle = DEFAULT_RSTYLE; 639 rstyle = DEFAULT_RSTYLE;
… …
595/* 645/*
596 * Scroll text between <row1> and <row2> inclusive, by <count> lines 646 * Scroll text between <row1> and <row2> inclusive, by <count> lines
597 * count positive ==> scroll up 647 * count positive ==> scroll up
598 * count negative ==> scroll down 648 * count negative ==> scroll down
599 */ 649 */
600int 650int ecb_hot
601rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 651rxvt_term::scr_scroll_text (int row1, int row2, int count) noexcept
602{ 652{
603 if (count == 0 || (row1 > row2)) 653 if (count == 0 || (row1 > row2))
604 return 0; 654 return 0;
605 655
606 want_refresh = 1; 656 want_refresh = 1;
… …
608 658
609 if (count > 0 659 if (count > 0
610 && row1 == 0 660 && row1 == 0
611 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 661 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
612 { 662 {
663 min_it (count, total_rows - (nrow - (row2 + 1)));
664
613 top_row = max (top_row - count, -saveLines); 665 top_row = max (top_row - count, -saveLines);
614
615 // scroll everything up 'count' lines
616 term_start = (term_start + count) % total_rows;
617 666
618 // sever bottommost line 667 // sever bottommost line
619 { 668 {
620 line_t &l = ROW(row2 - count); 669 line_t &l = ROW(row2);
621 l.is_longer (0); 670 l.is_longer (0);
622 l.touch (); 671 l.touch ();
623 } 672 }
624 673
674 // scroll everything up 'count' lines
675 term_start = (term_start + count) % total_rows;
676
677 // now copy lines below the scroll region bottom to the
678 // bottom of the screen again, so they look as if they
679 // hadn't moved.
680 for (int i = nrow; --i > row2; )
681 {
682 line_t &l1 = ROW(i - count);
683 line_t &l2 = ROW(i);
684
685 ::swap (l1, l2);
686 l2.touch ();
687 }
688
625 // erase newly scrolled-in lines 689 // erase newly scrolled-in lines
626 for (int i = count; i--; ) 690 for (int i = count; i--; )
627 { 691 {
628 line_t &l = ROW(nrow - 1 - i); 692 line_t &l = ROW(row2 - i);
629 693
630 // optimize if already cleared, can be significant on slow machines 694 // optimise if already cleared, can be significant on slow machines
631 // could be rolled into scr_blank_screen_mem 695 // could be rolled into scr_blank_screen_mem
632 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask))) 696 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
633 { 697 {
634 scr_blank_line (l, 0, l.l, rstyle); 698 scr_blank_line (l, 0, l.l, rstyle);
635 l.l = 0; 699 l.l = 0;
… …
637 } 701 }
638 else 702 else
639 scr_blank_screen_mem (l, rstyle); 703 scr_blank_screen_mem (l, rstyle);
640 } 704 }
641 705
642 // now copy lines below the scroll region bottom to the
643 // bottom of the screen again, so they look as if they
644 // hadn't moved.
645 for (int i = nrow; --i > row2; )
646 {
647 line_t &l1 = ROW(i - count);
648 line_t &l2 = ROW(i);
649
650 ::swap (l1, l2);
651 l2.touch ();
652 }
653
654 // move and/or clear selection, if any 706 // move and/or clear selection, if any
655 if (selection.op && current_screen == selection.screen) 707 if (selection.op && current_screen == selection.screen
708 && selection.beg.row <= row2)
656 { 709 {
657 selection.beg.row -= count; 710 selection.beg.row -= count;
658 selection.end.row -= count; 711 selection.end.row -= count;
659 selection.mark.row -= count; 712 selection.mark.row -= count;
660 713
661 if (selection.beg.row < top_row 714 selection_check (0);
662 || selection.end.row < top_row
663 || selection.mark.row < top_row)
664 {
665 CLEAR_ALL_SELECTION ();
666 selection.op = SELECTION_CLEAR;
667 }
668 } 715 }
669 716
670 // finally move the view window, if desired 717 // finally move the view window, if desired
671 if (option (Opt_scrollWithBuffer) 718 if (option (Opt_scrollWithBuffer)
672 && view_start != 0 719 && view_start != 0
673 && view_start != -saveLines) 720 && view_start != -saveLines)
674 scr_page (UP, count); 721 scr_page (count);
675 722
676 if (SHOULD_INVOKE (HOOK_SCROLL_BACK)) 723 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
677 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END)); 724 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
678 } 725 }
679 else 726 else
… …
702 } 749 }
703 750
704 // use a simple and robust scrolling algorithm, this 751 // use a simple and robust scrolling algorithm, this
705 // part of scr_scroll_text is not time-critical. 752 // part of scr_scroll_text is not time-critical.
706 753
754 // sever line above scroll region
755 if (row1)
756 {
757 line_t &l = ROW(row1 - 1);
758 l.is_longer (0);
759 l.touch ();
760 }
761
707 int rows = row2 - row1 + 1; 762 int rows = row2 - row1 + 1;
708 763
709 min_it (count, rows); 764 min_it (count, rows);
710 765
711 line_t *temp_buf = row_buf + total_rows; 766 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
712 767
713 for (int row = 0; row < rows; row++) 768 for (int row = 0; row < rows; row++)
714 { 769 {
715 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 770 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
716 771
… …
718 scr_blank_screen_mem (temp_buf [row], rstyle); 773 scr_blank_screen_mem (temp_buf [row], rstyle);
719 } 774 }
720 775
721 for (int row = 0; row < rows; row++) 776 for (int row = 0; row < rows; row++)
722 ROW(row1 + row) = temp_buf [row]; 777 ROW(row1 + row) = temp_buf [row];
778
779 // sever bottommost line
780 {
781 line_t &l = ROW(row2);
782 l.is_longer (0);
783 l.touch ();
784 }
723 } 785 }
724 786
725 return count; 787 return count;
726} 788}
727 789
728/* ------------------------------------------------------------------------- */ 790/* ------------------------------------------------------------------------- */
729/* 791/*
730 * Add text given in <str> of length <len> to screen struct 792 * Add text given in <str> of length <len> to screen struct
731 */ 793 */
732void 794void ecb_hot
733rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 795rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) noexcept
734{ 796{
735 if (len <= 0) /* sanity */ 797 if (len <= 0) /* sanity */
736 return; 798 return;
737 799
738 unsigned char checksel; 800 bool checksel;
739 unicode_t c; 801 unicode_t c;
740 int ncol = this->ncol; 802 int ncol = this->ncol;
741 const wchar_t *strend = str + len; 803 const wchar_t *strend = str + len;
742 804
743 want_refresh = 1; 805 want_refresh = 1;
… …
756 scr_scroll_text (screen.tscroll, screen.bscroll, minlines); 818 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
757 screen.cur.row -= minlines; 819 screen.cur.row -= minlines;
758 } 820 }
759 } 821 }
760 822
761#ifdef DEBUG_STRICT
762 assert (screen.cur.col < ncol); 823 assert (screen.cur.col < ncol);
763 assert (screen.cur.row < nrow 824 assert (screen.cur.row < nrow
764 && screen.cur.row >= top_row); 825 && screen.cur.row >= top_row);
765#endif
766 int row = screen.cur.row; 826 int row = screen.cur.row;
767 827
768 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 828 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
769 829
770 line_t *line = &ROW(row); 830 line_t *line = &ROW(row);
771 831
772 while (str < strend) 832 while (str < strend)
773 { 833 {
774 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 834 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
775 835
776 if (expect_false (c < 0x20)) 836 if (ecb_unlikely (c < 0x20))
777 if (c == C0_LF) 837 if (c == C0_LF)
778 { 838 {
779 max_it (line->l, screen.cur.col); 839 max_it (line->l, screen.cur.col);
780 840
781 screen.flags &= ~Screen_WrapNext; 841 screen.flags &= ~Screen_WrapNext;
… …
800 { 860 {
801 scr_tab (1, true); 861 scr_tab (1, true);
802 continue; 862 continue;
803 } 863 }
804 864
805 if (expect_false ( 865 if (ecb_unlikely (
806 checksel /* see if we're writing within selection */ 866 checksel /* see if we're writing within selection */
807 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 867 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
808 && ROWCOL_IS_BEFORE (screen.cur, selection.end) 868 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
809 )) 869 ))
810 { 870 {
… …
815 * should be a similar check. 875 * should be a similar check.
816 */ 876 */
817 CLEAR_SELECTION (); 877 CLEAR_SELECTION ();
818 } 878 }
819 879
820 if (expect_false (screen.flags & Screen_WrapNext)) 880 if (ecb_unlikely (screen.flags & Screen_WrapNext))
821 { 881 {
822 scr_do_wrap (); 882 scr_do_wrap ();
823 883
824 line->l = ncol; 884 line->l = ncol;
825 line->is_longer (1); 885 line->is_longer (1);
… …
827 row = screen.cur.row; 887 row = screen.cur.row;
828 line = &ROW(row); /* _must_ refresh */ 888 line = &ROW(row); /* _must_ refresh */
829 } 889 }
830 890
831 // some utf-8 decoders "decode" surrogate characters: let's fix this. 891 // some utf-8 decoders "decode" surrogate characters: let's fix this.
832 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff))) 892 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
833 c = 0xfffd; 893 c = 0xfffd;
834 894
835 // rely on wcwidth to tell us the character width, do wcwidth before 895 // rely on wcwidth to tell us the character width, do wcwidth before
836 // further replacements, as wcwidth might return -1 for the line 896 // further replacements, as wcwidth might return -1 for the line
837 // drawing characters below as they might be invalid in the current 897 // drawing characters below as they might be invalid in the current
838 // locale. 898 // locale.
839 int width = WCWIDTH (c); 899 int width = WCWIDTH (c);
840 900
841 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL 901 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
842 { 902 {
843 // vt100 special graphics and line drawing 903 // vt100 special graphics and line drawing
844 // 5f-7e standard vt100 904 // 5f-7e standard vt100
845 // 40-5e rxvt extension for extra curses acs chars 905 // 40-5e rxvt extension for extra curses acs chars
846 static uint16_t vt100_0[62] = { // 41 .. 7e 906 static uint16_t vt100_0[62] = { // 41 .. 7e
… …
859 c = vt100_0[c - 0x41]; 919 c = vt100_0[c - 0x41];
860 width = 1; // vt100 line drawing characters are always single-width 920 width = 1; // vt100 line drawing characters are always single-width
861 } 921 }
862 } 922 }
863 923
864 if (expect_false (screen.flags & Screen_Insert)) 924 if (ecb_unlikely (screen.flags & Screen_Insert))
865 scr_insdel_chars (width, INSERT); 925 scr_insdel_chars (width, INSERT);
866 926
867 if (width != 0) 927 if (width != 0)
868 { 928 {
869#if !UNICODE_3 929#if !UNICODE_3
… …
874# else 934# else
875 c = 0xfffd; 935 c = 0xfffd;
876# endif 936# endif
877#endif 937#endif
878 938
939 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
940
941 // if the character doesn't fit into the remaining columns...
942 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
943 {
944 if (screen.flags & Screen_Autowrap)
945 {
946 // ... artificially enlargen the previous one
947 c = NOCHAR;
948 // and try the same character next loop iteration
949 --str;
950 }
951 else
952 screen.cur.col = ncol - width;
953 }
954
879 // nuke the character at this position, if required 955 // nuke the character at this position, if required
880 if (expect_false ( 956 // due to wonderful coincidences everywhere else in this loop
957 // we never have to check for overwriting a wide char itself,
958 // only its tail.
881 line->t[screen.cur.col] == NOCHAR 959 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
882 || (screen.cur.col < ncol - 1 960 scr_kill_char (*line, screen.cur.col);
883 && line->t[screen.cur.col + 1] == NOCHAR)
884 ))
885 {
886 int col = screen.cur.col;
887
888 // find begin
889 while (col > 0 && line->t[col] == NOCHAR)
890 col--;
891
892 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
893
894 // found begin, nuke
895 do {
896 line->t[col] = ' ';
897 line->r[col] = rend;
898 col++;
899 } while (col < ncol && line->t[col] == NOCHAR);
900 }
901
902 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
903
904 // if the character doesn't fit into the remaining columns...
905 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
906 {
907 // ...output spaces
908 c = ' ';
909 // and try the same character next loop iteration
910 --str;
911 }
912 961
913 line->touch (); 962 line->touch ();
914 963
915 do 964 do
916 { 965 {
917 line->t[screen.cur.col] = c; 966 line->t[screen.cur.col] = c;
918 line->r[screen.cur.col] = rend; 967 line->r[screen.cur.col] = rend;
919 968
920 if (expect_true (screen.cur.col < ncol - 1)) 969 if (ecb_likely (screen.cur.col < ncol - 1))
921 screen.cur.col++; 970 screen.cur.col++;
922 else 971 else
923 { 972 {
924 line->l = ncol; 973 line->l = ncol;
925 if (screen.flags & Screen_Autowrap) 974 if (screen.flags & Screen_Autowrap)
926 screen.flags |= Screen_WrapNext; 975 screen.flags |= Screen_WrapNext;
927 break; 976
977 goto end_of_line;
928 } 978 }
929 979
930 c = NOCHAR; 980 c = NOCHAR;
931 } 981 }
932 while (expect_false (--width > 0)); 982 while (ecb_unlikely (--width > 0));
933 983
934 // pad with spaces when overwriting wide character with smaller one 984 // pad with spaces when overwriting wide character with smaller one
935 if (expect_false (!width)) 985 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
936 { 986 {
937 line->touch ();
938
939 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
940 {
941 line->t[c] = ' '; 987 line->t[c] = ' ';
942 line->r[c] = rend; 988 line->r[c] = rend;
943 }
944 } 989 }
990
991end_of_line:
992 ;
945 } 993 }
946#if ENABLE_COMBINING 994#if ENABLE_COMBINING
947 else // width == 0 995 else // width == 0
948 { 996 {
949 if (c != 0xfeff) // ignore BOM 997 if (c != 0xfeff) // ignore BOM
… …
964 } 1012 }
965 else if (screen.cur.row > 0 1013 else if (screen.cur.row > 0
966 && ROW(screen.cur.row - 1).is_longer ()) 1014 && ROW(screen.cur.row - 1).is_longer ())
967 { 1015 {
968 linep = &ROW(screen.cur.row - 1); 1016 linep = &ROW(screen.cur.row - 1);
969 tp = line->t + ncol - 1; 1017 tp = linep->t + ncol - 1;
970 rp = line->r + ncol - 1; 1018 rp = linep->r + ncol - 1;
971 } 1019 }
972 else 1020 else
973 continue; 1021 continue;
974 1022
975 linep->touch (); 1023 linep->touch ();
… …
989#endif 1037#endif
990 } 1038 }
991 1039
992 max_it (line->l, screen.cur.col); 1040 max_it (line->l, screen.cur.col);
993 1041
994#ifdef DEBUG_STRICT
995 assert (screen.cur.row >= 0); 1042 assert (screen.cur.row >= 0);
996#endif
997} 1043}
998 1044
999/* ------------------------------------------------------------------------- */ 1045/* ------------------------------------------------------------------------- */
1000/* 1046/*
1001 * Process Backspace. Move back the cursor back a position, wrap if have to 1047 * Process Backspace. Move back the cursor back a position, wrap if have to
1002 * XTERM_SEQ: CTRL-H 1048 * XTERM_SEQ: CTRL-H
1003 */ 1049 */
1004void 1050void
1005rxvt_term::scr_backspace () NOTHROW 1051rxvt_term::scr_backspace () noexcept
1006{ 1052{
1007 if (screen.cur.col == 0) 1053 if (screen.cur.col == 0)
1008 { 1054 {
1009 if (screen.cur.row > 0) 1055 if (screen.cur.row > 0)
1010 { 1056 {
… …
1014 1060
1015 want_refresh = 1; 1061 want_refresh = 1;
1016#endif 1062#endif
1017 } 1063 }
1018 } 1064 }
1065 else if (screen.flags & Screen_WrapNext)
1066 screen.flags &= ~Screen_WrapNext;
1019 else 1067 else
1020 scr_gotorc (0, -1, RELATIVE); 1068 scr_gotorc (0, -1, RELATIVE);
1021} 1069}
1022 1070
1023/* ------------------------------------------------------------------------- */ 1071/* ------------------------------------------------------------------------- */
… …
1025 * Process Horizontal Tab 1073 * Process Horizontal Tab
1026 * count: +ve = forward; -ve = backwards 1074 * count: +ve = forward; -ve = backwards
1027 * XTERM_SEQ: CTRL-I 1075 * XTERM_SEQ: CTRL-I
1028 */ 1076 */
1029void 1077void
1030rxvt_term::scr_tab (int count, bool ht) NOTHROW 1078rxvt_term::scr_tab (int count, bool ht) noexcept
1031{ 1079{
1032 int i, x; 1080 int i, x;
1033 1081
1034 want_refresh = 1; 1082 want_refresh = 1;
1035 i = x = screen.cur.col; 1083 i = x = screen.cur.col;
… …
1101 * XTERM_SEQ: ESC 6 1149 * XTERM_SEQ: ESC 6
1102 * Move cursor left in row. If we're at the left boundary, shift everything 1150 * Move cursor left in row. If we're at the left boundary, shift everything
1103 * in that row right. Clear left column. 1151 * in that row right. Clear left column.
1104 */ 1152 */
1105#if !ENABLE_MINIMAL 1153#if !ENABLE_MINIMAL
1106void 1154void ecb_cold
1107rxvt_term::scr_backindex () NOTHROW 1155rxvt_term::scr_backindex () noexcept
1108{ 1156{
1109 if (screen.cur.col > 0) 1157 if (screen.cur.col > 0)
1110 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1158 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1111 else 1159 else
1112 scr_insdel_chars (1, INSERT); 1160 scr_insdel_chars (1, INSERT);
… …
1118 * XTERM_SEQ: ESC 9 1166 * XTERM_SEQ: ESC 9
1119 * Move cursor right in row. If we're at the right boundary, shift everything 1167 * Move cursor right in row. If we're at the right boundary, shift everything
1120 * in that row left. Clear right column. 1168 * in that row left. Clear right column.
1121 */ 1169 */
1122#if !ENABLE_MINIMAL 1170#if !ENABLE_MINIMAL
1123void 1171void ecb_cold
1124rxvt_term::scr_forwardindex () NOTHROW 1172rxvt_term::scr_forwardindex () noexcept
1125{ 1173{
1126 if (screen.cur.col < ncol - 1) 1174 if (screen.cur.col < ncol - 1)
1127 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1175 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1128 else 1176 else
1129 { 1177 {
… …
1142/* ------------------------------------------------------------------------- */ 1190/* ------------------------------------------------------------------------- */
1143/* 1191/*
1144 * Goto Row/Column 1192 * Goto Row/Column
1145 */ 1193 */
1146void 1194void
1147rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW 1195rxvt_term::scr_gotorc (int row, int col, int relative) noexcept
1148{ 1196{
1149 want_refresh = 1; 1197 want_refresh = 1;
1150 ZERO_SCROLLBACK (); 1198 ZERO_SCROLLBACK ();
1151 1199
1152 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1200 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
… …
1191/* ------------------------------------------------------------------------- */ 1239/* ------------------------------------------------------------------------- */
1192/* 1240/*
1193 * direction should be UP or DN 1241 * direction should be UP or DN
1194 */ 1242 */
1195void 1243void
1196rxvt_term::scr_index (enum page_dirn direction) NOTHROW 1244rxvt_term::scr_index (enum page_dirn direction) noexcept
1197{ 1245{
1198 int dirn;
1199
1200 want_refresh = 1; 1246 want_refresh = 1;
1201 ZERO_SCROLLBACK (); 1247 ZERO_SCROLLBACK ();
1202 1248
1203 dirn = ((direction == UP) ? 1 : -1);
1204
1205 screen.flags &= ~Screen_WrapNext; 1249 screen.flags &= ~Screen_WrapNext;
1206 1250
1207 if ((screen.cur.row == screen.bscroll && direction == UP) 1251 if ((screen.cur.row == screen.bscroll && direction == UP)
1208 || (screen.cur.row == screen.tscroll && direction == DN)) 1252 || (screen.cur.row == screen.tscroll && direction == DN))
1209 scr_scroll_text (screen.tscroll, screen.bscroll, dirn); 1253 scr_scroll_text (screen.tscroll, screen.bscroll, direction);
1210 else 1254 else
1211 screen.cur.row += dirn; 1255 screen.cur.row += direction;
1212 1256
1213 clamp_it (screen.cur.row, 0, nrow - 1); 1257 clamp_it (screen.cur.row, 0, nrow - 1);
1214 selection_check (0); 1258 selection_check (0);
1215} 1259}
1216 1260
… …
1221 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1265 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1222 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1266 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1223 * extension: clear to right unless wrapped: ESC [ 3 K 1267 * extension: clear to right unless wrapped: ESC [ 3 K
1224 */ 1268 */
1225void 1269void
1226rxvt_term::scr_erase_line (int mode) NOTHROW 1270rxvt_term::scr_erase_line (int mode) noexcept
1227{ 1271{
1228 unsigned int col, num; 1272 unsigned int col, num;
1229 1273
1230 want_refresh = 1; 1274 want_refresh = 1;
1231 ZERO_SCROLLBACK (); 1275 ZERO_SCROLLBACK ();
… …
1279 scr_blank_line (line, col, num, rstyle); 1323 scr_blank_line (line, col, num, rstyle);
1280} 1324}
1281 1325
1282/* ------------------------------------------------------------------------- */ 1326/* ------------------------------------------------------------------------- */
1283/* 1327/*
1284 * Erase part of whole of the screen 1328 * Erase part or whole of the screen
1285 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1329 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1286 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1330 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1287 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1331 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1288 */ 1332 */
1289void 1333void
1290rxvt_term::scr_erase_screen (int mode) NOTHROW 1334rxvt_term::scr_erase_screen (int mode) noexcept
1291{ 1335{
1292 int num; 1336 int num;
1293 int32_t row; 1337 int32_t row;
1294 rend_t ren; 1338 rend_t ren;
1295 XGCValues gcvalue; 1339 XGCValues gcvalue;
… …
1298 ZERO_SCROLLBACK (); 1342 ZERO_SCROLLBACK ();
1299 1343
1300 switch (mode) 1344 switch (mode)
1301 { 1345 {
1302 case 0: /* erase to end of screen */ 1346 case 0: /* erase to end of screen */
1303 selection_check (1);
1304 scr_erase_line (0); 1347 scr_erase_line (0);
1305 row = screen.cur.row + 1; /* possible OOB */ 1348 row = screen.cur.row + 1; /* possible OOB */
1306 num = nrow - row; 1349 num = nrow - row;
1307 break; 1350 break;
1308 case 1: /* erase to beginning of screen */ 1351 case 1: /* erase to beginning of screen */
1309 selection_check (3);
1310 scr_erase_line (1); 1352 scr_erase_line (1);
1311 row = 0; 1353 row = 0;
1312 num = screen.cur.row; 1354 num = screen.cur.row;
1313 break; 1355 break;
1314 case 2: /* erase whole screen */ 1356 case 2: /* erase whole screen */
1315 selection_check (3);
1316 row = 0; 1357 row = 0;
1317 num = nrow; 1358 num = nrow;
1318 break; 1359 break;
1319 default: 1360 default:
1320 return; 1361 return;
… …
1329 if (row >= nrow) /* Out Of Bounds */ 1370 if (row >= nrow) /* Out Of Bounds */
1330 return; 1371 return;
1331 1372
1332 min_it (num, nrow - row); 1373 min_it (num, nrow - row);
1333 1374
1334 /*TODO: the xlceararea/xfillrectangle below don't take scroll offste into account, ask mikachu for details */
1335 if (rstyle & (RS_RVid | RS_Uline)) 1375 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1336 ren = (rend_t) ~RS_None; 1376 ren = (rend_t) ~RS_None;
1337 else if (GET_BASEBG (rstyle) == Color_bg) 1377 else if (GET_BASEBG (rstyle) == Color_bg)
1338 { 1378 {
1339 ren = DEFAULT_RSTYLE; 1379 ren = DEFAULT_RSTYLE;
1340 1380
1341 if (mapped) 1381 if (mapped)
1342 XClearArea (dpy, vt, 0, 1382 XClearArea (dpy, vt, 0,
1343 Row2Pixel (row), (unsigned int)width, 1383 Row2Pixel (row - view_start), (unsigned int)vt_width,
1344 (unsigned int)Height2Pixel (num), False); 1384 (unsigned int)Height2Pixel (num), False);
1345 } 1385 }
1346 else 1386 else
1347 { 1387 {
1348 ren = rstyle & (RS_fgMask | RS_bgMask); 1388 ren = rstyle & (RS_fgMask | RS_bgMask);
1349 1389
1390 if (mapped)
1391 {
1350 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1392 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1351 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1393 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1352 XFillRectangle (dpy, vt, gc, 1394 XFillRectangle (dpy, vt, gc,
1353 0, Row2Pixel (row), 1395 0, Row2Pixel (row - view_start),
1354 (unsigned int)width, 1396 (unsigned int)vt_width,
1355 (unsigned int)Height2Pixel (num)); 1397 (unsigned int)Height2Pixel (num));
1356 gcvalue.foreground = pix_colors[Color_fg]; 1398 gcvalue.foreground = pix_colors[Color_fg];
1357 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1399 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1400 }
1358 } 1401 }
1359 1402
1360 for (; num--; row++) 1403 for (; num--; row++)
1361 { 1404 {
1362 scr_blank_screen_mem (ROW(row), rstyle); 1405 scr_blank_screen_mem (ROW(row), rstyle);
1406
1407 if (row - view_start < nrow)
1363 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1408 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1364 } 1409 }
1365} 1410}
1366 1411
1367#if !ENABLE_MINIMAL 1412#if !ENABLE_MINIMAL
1368void 1413void
1369rxvt_term::scr_erase_savelines () NOTHROW 1414rxvt_term::scr_erase_savelines () noexcept
1370{ 1415{
1371 want_refresh = 1; 1416 want_refresh = 1;
1372 ZERO_SCROLLBACK (); 1417 ZERO_SCROLLBACK ();
1373 1418
1374 top_row = 0; 1419 top_row = 0;
… …
1378/* ------------------------------------------------------------------------- */ 1423/* ------------------------------------------------------------------------- */
1379/* 1424/*
1380 * Fill the screen with `E's 1425 * Fill the screen with `E's
1381 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1426 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1382 */ 1427 */
1383void 1428void ecb_cold
1384rxvt_term::scr_E () NOTHROW 1429rxvt_term::scr_E () noexcept
1385{ 1430{
1386 rend_t fs; 1431 rend_t fs;
1387 1432
1388 want_refresh = 1; 1433 want_refresh = 1;
1389 ZERO_SCROLLBACK (); 1434 ZERO_SCROLLBACK ();
1390 1435
1391 num_scr_allow = 0; 1436 num_scr_allow = 0;
1392 selection_check (3); 1437
1438 row_col_t pos;
1439 pos.row = pos.col = 0;
1440 if (ROWCOL_IS_AFTER (selection.end, pos))
1441 CLEAR_SELECTION ();
1393 1442
1394 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1443 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1395 for (int row = nrow; row--; ) 1444 for (int row = nrow; row--; )
1396 { 1445 {
1397 line_t &line = ROW(row); 1446 line_t &line = ROW(row);
… …
1410/* ------------------------------------------------------------------------- */ 1459/* ------------------------------------------------------------------------- */
1411/* 1460/*
1412 * Insert/Delete <count> lines 1461 * Insert/Delete <count> lines
1413 */ 1462 */
1414void 1463void
1415rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW 1464rxvt_term::scr_insdel_lines (int count, int insdel) noexcept
1416{ 1465{
1417 int end; 1466 int end;
1418 1467
1419 ZERO_SCROLLBACK (); 1468 ZERO_SCROLLBACK ();
1420 1469
… …
1440/* ------------------------------------------------------------------------- */ 1489/* ------------------------------------------------------------------------- */
1441/* 1490/*
1442 * Insert/Delete <count> characters from the current position 1491 * Insert/Delete <count> characters from the current position
1443 */ 1492 */
1444void 1493void
1445rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW 1494rxvt_term::scr_insdel_chars (int count, int insdel) noexcept
1446{ 1495{
1447 int col, row;
1448 rend_t tr;
1449
1450 want_refresh = 1; 1496 want_refresh = 1;
1451 ZERO_SCROLLBACK (); 1497 ZERO_SCROLLBACK ();
1452 1498
1453 if (count <= 0) 1499 if (count <= 0)
1454 return; 1500 return;
… …
1456 scr_do_wrap (); 1502 scr_do_wrap ();
1457 1503
1458 selection_check (1); 1504 selection_check (1);
1459 min_it (count, ncol - screen.cur.col); 1505 min_it (count, ncol - screen.cur.col);
1460 1506
1461 row = screen.cur.row; 1507 int row = screen.cur.row;
1462 1508
1463 line_t *line = &ROW(row); 1509 line_t *line = &ROW(row);
1464 1510
1465 line->touch (); 1511 line->touch ();
1466 line->is_longer (0); 1512 line->is_longer (0);
1467 1513
1514 // nuke wide spanning the start
1515 if (line->t[screen.cur.col] == NOCHAR)
1516 scr_kill_char (*line, screen.cur.col);
1517
1468 switch (insdel) 1518 switch (insdel)
1469 { 1519 {
1470 case INSERT: 1520 case INSERT:
1471 for (col = ncol - 1; (col - count) >= screen.cur.col; col--) 1521 line->l = min (line->l + count, ncol);
1522
1523 if (line->t[screen.cur.col] == NOCHAR)
1524 scr_kill_char (*line, screen.cur.col);
1525
1526 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1472 { 1527 {
1473 line->t[col] = line->t[col - count]; 1528 line->t[col] = line->t[col - count];
1474 line->r[col] = line->r[col - count]; 1529 line->r[col] = line->r[col - count];
1475 } 1530 }
1476
1477 line->l = min (line->l + count, ncol);
1478 1531
1479 if (selection.op && current_screen == selection.screen 1532 if (selection.op && current_screen == selection.screen
1480 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1533 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1481 { 1534 {
1482 if (selection.end.row != screen.cur.row 1535 if (selection.end.row != screen.cur.row
… …
1497 case ERASE: 1550 case ERASE:
1498 screen.cur.col += count; /* don't worry if > ncol */ 1551 screen.cur.col += count; /* don't worry if > ncol */
1499 selection_check (1); 1552 selection_check (1);
1500 screen.cur.col -= count; 1553 screen.cur.col -= count;
1501 1554
1555 // nuke wide char after the end
1556 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1557 scr_kill_char (*line, screen.cur.col + count);
1558
1502 scr_blank_line (*line, screen.cur.col, count, rstyle); 1559 scr_blank_line (*line, screen.cur.col, count, rstyle);
1503 break; 1560 break;
1504 1561
1505 case DELETE: 1562 case DELETE:
1506 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1563 line->l = max (line->l - count, 0);
1507 1564
1565 // nuke wide char spanning the end
1566 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1567 scr_kill_char (*line, screen.cur.col + count);
1568
1508 for (col = screen.cur.col; (col + count) < ncol; col++) 1569 for (int col = screen.cur.col; (col + count) < ncol; col++)
1509 { 1570 {
1510 line->t[col] = line->t[col + count]; 1571 line->t[col] = line->t[col + count];
1511 line->r[col] = line->r[col + count]; 1572 line->r[col] = line->r[col + count];
1512 } 1573 }
1513 1574
1514 line->l = max (line->l - count, 0);
1515 scr_blank_line (*line, ncol - count, count, tr); 1575 scr_blank_line (*line, ncol - count, count, rstyle);
1516 1576
1517 if (selection.op && current_screen == selection.screen 1577 if (selection.op && current_screen == selection.screen
1518 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1578 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1519 { 1579 {
1520 if (selection.end.row != screen.cur.row 1580 if (selection.end.row != screen.cur.row
… …
1537/* ------------------------------------------------------------------------- */ 1597/* ------------------------------------------------------------------------- */
1538/* 1598/*
1539 * Set the scrolling region 1599 * Set the scrolling region
1540 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1600 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1541 */ 1601 */
1542void 1602void ecb_cold
1543rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1603rxvt_term::scr_scroll_region (int top, int bot) noexcept
1544{ 1604{
1545 max_it (top, 0); 1605 max_it (top, 0);
1546 min_it (bot, nrow - 1); 1606 min_it (bot, nrow - 1);
1547 1607
1548 if (top > bot) 1608 if (top > bot)
… …
1557/* 1617/*
1558 * Make the cursor visible/invisible 1618 * Make the cursor visible/invisible
1559 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1619 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1560 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1620 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1561 */ 1621 */
1562void 1622void ecb_cold
1563rxvt_term::scr_cursor_visible (int mode) NOTHROW 1623rxvt_term::scr_cursor_visible (int mode) noexcept
1564{ 1624{
1565 want_refresh = 1; 1625 want_refresh = 1;
1566 1626
1567 if (mode) 1627 if (mode)
1568 screen.flags |= Screen_VisibleCursor; 1628 screen.flags |= Screen_VisibleCursor;
… …
1574/* 1634/*
1575 * Set/unset automatic wrapping 1635 * Set/unset automatic wrapping
1576 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1636 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1577 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1637 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1578 */ 1638 */
1579void 1639void ecb_cold
1580rxvt_term::scr_autowrap (int mode) NOTHROW 1640rxvt_term::scr_autowrap (int mode) noexcept
1581{ 1641{
1582 if (mode) 1642 if (mode)
1583 screen.flags |= Screen_Autowrap; 1643 screen.flags |= Screen_Autowrap;
1584 else 1644 else
1585 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1645 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
… …
1593 * Relative mode: line numbers are relative to top margin of scrolling region 1653 * Relative mode: line numbers are relative to top margin of scrolling region
1594 * and the cursor cannot be moved outside. 1654 * and the cursor cannot be moved outside.
1595 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1655 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1596 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1656 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1597 */ 1657 */
1598void 1658void ecb_cold
1599rxvt_term::scr_relative_origin (int mode) NOTHROW 1659rxvt_term::scr_relative_origin (int mode) noexcept
1600{ 1660{
1601 if (mode) 1661 if (mode)
1602 screen.flags |= Screen_Relative; 1662 screen.flags |= Screen_Relative;
1603 else 1663 else
1604 screen.flags &= ~Screen_Relative; 1664 screen.flags &= ~Screen_Relative;
… …
1610/* 1670/*
1611 * Set insert/replace mode 1671 * Set insert/replace mode
1612 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1672 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1613 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1673 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1614 */ 1674 */
1615void 1675void ecb_cold
1616rxvt_term::scr_insert_mode (int mode) NOTHROW 1676rxvt_term::scr_insert_mode (int mode) noexcept
1617{ 1677{
1618 if (mode) 1678 if (mode)
1619 screen.flags |= Screen_Insert; 1679 screen.flags |= Screen_Insert;
1620 else 1680 else
1621 screen.flags &= ~Screen_Insert; 1681 screen.flags &= ~Screen_Insert;
… …
1626 * Set/Unset tabs 1686 * Set/Unset tabs
1627 * XTERM_SEQ: Set tab at current column : ESC H 1687 * XTERM_SEQ: Set tab at current column : ESC H
1628 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1688 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1629 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1689 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1630 */ 1690 */
1631void 1691void ecb_cold
1632rxvt_term::scr_set_tab (int mode) NOTHROW 1692rxvt_term::scr_set_tab (int mode) noexcept
1633{ 1693{
1634 if (mode < 0) 1694 if (mode < 0)
1635 memset (tabs, 0, ncol); 1695 memset (tabs, 0, ncol);
1636 else if (screen.cur.col < ncol) 1696 else if (screen.cur.col < ncol)
1637 tabs [screen.cur.col] = !!mode; 1697 tabs [screen.cur.col] = !!mode;
… …
1642 * Set reverse/normal video 1702 * Set reverse/normal video
1643 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1703 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1644 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1704 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1645 */ 1705 */
1646void 1706void
1647rxvt_term::scr_rvideo_mode (bool on) NOTHROW 1707rxvt_term::scr_rvideo_mode (bool on) noexcept
1648{ 1708{
1649 rvideo_mode = on; 1709 rvideo_mode = on;
1650 1710
1651#ifndef NO_BELL 1711#ifndef NO_BELL
1652 on ^= rvideo_bell; 1712 on ^= rvideo_bell;
… …
1654 1714
1655 if (rvideo_state != on) 1715 if (rvideo_state != on)
1656 { 1716 {
1657 rvideo_state = on; 1717 rvideo_state = on;
1658 1718
1719#if OFF_FOCUS_FADING
1720 if (rs[Rs_fade])
1721 {
1722 ::swap (pix_colors_focused[Color_fg], pix_colors_focused[Color_bg]);
1723 ::swap (pix_colors_unfocused[Color_fg], pix_colors_unfocused[Color_bg]);
1724 }
1725 else
1726#endif
1659 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1727 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1660#ifdef HAVE_BG_PIXMAP 1728#ifdef HAVE_IMG
1661 if (bgPixmap.pixmap == None) 1729 if (bg_img == 0)
1662#endif 1730#endif
1663 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1731 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1664 1732
1665 XGCValues gcvalue; 1733 XGCValues gcvalue;
1666 gcvalue.foreground = pix_colors[Color_fg]; 1734 gcvalue.foreground = pix_colors[Color_fg];
… …
1675/* ------------------------------------------------------------------------- */ 1743/* ------------------------------------------------------------------------- */
1676/* 1744/*
1677 * Report current cursor position 1745 * Report current cursor position
1678 * XTERM_SEQ: Report position: ESC [ 6 n 1746 * XTERM_SEQ: Report position: ESC [ 6 n
1679 */ 1747 */
1680void 1748void ecb_cold
1681rxvt_term::scr_report_position () NOTHROW 1749rxvt_term::scr_report_position () noexcept
1682{ 1750{
1683 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1751 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1684} 1752}
1685 1753
1686/* ------------------------------------------------------------------------- * 1754/* ------------------------------------------------------------------------- *
… …
1688 * ------------------------------------------------------------------------- */ 1756 * ------------------------------------------------------------------------- */
1689 1757
1690/* 1758/*
1691 * Set font style 1759 * Set font style
1692 */ 1760 */
1693void 1761void ecb_cold
1694rxvt_term::set_font_style () NOTHROW 1762rxvt_term::set_font_style () noexcept
1695{ 1763{
1696#if 0 1764#if 0
1697 switch (charsets [screen.charset]) 1765 switch (charsets [screen.charset])
1698 { 1766 {
1699 case '0': /* DEC Special Character & Line Drawing Set */ 1767 case '0': /* DEC Special Character & Line Drawing Set */
… …
1720 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1788 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1721 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1789 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1722 * XTERM_SEQ: Invoke G2 character set: ESC N 1790 * XTERM_SEQ: Invoke G2 character set: ESC N
1723 * XTERM_SEQ: Invoke G3 character set: ESC O 1791 * XTERM_SEQ: Invoke G3 character set: ESC O
1724 */ 1792 */
1725void 1793void ecb_cold
1726rxvt_term::scr_charset_choose (int set) NOTHROW 1794rxvt_term::scr_charset_choose (int set) noexcept
1727{ 1795{
1728 screen.charset = set; 1796 screen.charset = set;
1729 set_font_style (); 1797 set_font_style ();
1730} 1798}
1731 1799
… …
1737 * XTERM_SEQ: Set G2 character set: ESC * <C> 1805 * XTERM_SEQ: Set G2 character set: ESC * <C>
1738 * XTERM_SEQ: Set G3 character set: ESC + <C> 1806 * XTERM_SEQ: Set G3 character set: ESC + <C>
1739 * See set_font_style for possible values for <C> 1807 * See set_font_style for possible values for <C>
1740 */ 1808 */
1741void 1809void
1742rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW 1810rxvt_term::scr_charset_set (int set, unsigned int ch) noexcept
1743{ 1811{
1744 charsets[set] = (unsigned char)ch; 1812 charsets[set] = (unsigned char)ch;
1745 set_font_style (); 1813 set_font_style ();
1746} 1814}
1747 1815
… …
1751 * ------------------------------------------------------------------------- */ 1819 * ------------------------------------------------------------------------- */
1752 1820
1753/* 1821/*
1754 * refresh matching text. 1822 * refresh matching text.
1755 */ 1823 */
1756bool 1824bool ecb_cold
1757rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1825rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) noexcept
1758{ 1826{
1759 bool found = false; 1827 bool found = false;
1760 1828
1761 for (int i = 0; i < nrow; i++) 1829 for (int i = 0; i < nrow; i++)
1762 { 1830 {
… …
1780 PART_BEG = 0, 1848 PART_BEG = 0,
1781 PART_END, 1849 PART_END,
1782 RC_COUNT 1850 RC_COUNT
1783}; 1851};
1784 1852
1785void 1853void ecb_hot
1786rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1854rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) noexcept
1787{ 1855{
1788 int i; 1856 int i;
1789 row_col_t rc[RC_COUNT]; 1857 row_col_t rc[RC_COUNT];
1790 1858
1791 if (!drawn_buf) /* sanity check */ 1859 if (!drawn_buf) /* sanity check */
… …
1810 for (i = PART_BEG; i < RC_COUNT; i++) 1878 for (i = PART_BEG; i < RC_COUNT; i++)
1811 { 1879 {
1812 min_it (rc[i].col, ncol - 1); 1880 min_it (rc[i].col, ncol - 1);
1813 min_it (rc[i].row, nrow - 1); 1881 min_it (rc[i].row, nrow - 1);
1814 } 1882 }
1815// TODO: this line somehow causes segfault if scr_expose() is called just after resize 1883
1816 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1884 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1817 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1885 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1818 1886
1819 num_scr_allow = 0; 1887 num_scr_allow = 0;
1820 1888
… …
1825/* ------------------------------------------------------------------------- */ 1893/* ------------------------------------------------------------------------- */
1826/* 1894/*
1827 * Refresh the entire screen 1895 * Refresh the entire screen
1828 */ 1896 */
1829void 1897void
1830rxvt_term::scr_touch (bool refresh) NOTHROW 1898rxvt_term::scr_touch (bool refresh) noexcept
1831{ 1899{
1832 scr_expose (0, 0, width, height, refresh); 1900 scr_expose (0, 0, vt_width, vt_height, refresh);
1833} 1901}
1834 1902
1835/* ------------------------------------------------------------------------- */ 1903/* ------------------------------------------------------------------------- */
1836/* 1904/*
1837 * Move the display so that the line represented by scrollbar value Y is at 1905 * Move the display so that the line represented by scrollbar value Y is at
1838 * the top of the screen 1906 * the top of the screen
1839 */ 1907 */
1840void 1908void
1841rxvt_term::scr_move_to (int y, int len) NOTHROW 1909rxvt_term::scr_move_to (int y, int len) noexcept
1842{ 1910{
1843 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1)); 1911 // lerp (y, 0, len, top_row, nrow - 1)
1912 scr_changeview (top_row + (nrow - 1 - top_row) * y / len);
1844} 1913}
1845 1914
1846/* ------------------------------------------------------------------------- */ 1915/* ------------------------------------------------------------------------- */
1847/* 1916/*
1848 * Page the screen up/down nlines 1917 * Page the screen up/down nlines
1849 * direction should be UP or DN 1918 * direction should be UP or DN
1850 */ 1919 */
1851bool 1920bool
1852rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW 1921rxvt_term::scr_page (int nlines) noexcept
1853{ 1922{
1854 int new_view_start =
1855 direction == UP ? view_start - nlines
1856 : view_start + nlines;
1857
1858 return scr_changeview (new_view_start); 1923 return scr_changeview (view_start - nlines);
1859} 1924}
1860 1925
1861bool 1926bool
1862rxvt_term::scr_changeview (int new_view_start) NOTHROW 1927rxvt_term::scr_changeview (int new_view_start) noexcept
1863{ 1928{
1864 clamp_it (new_view_start, top_row, 0); 1929 clamp_it (new_view_start, top_row, 0);
1865 1930
1866 if (new_view_start == view_start) 1931 if (new_view_start == view_start)
1867 return false; 1932 return false;
… …
1885} 1950}
1886#endif 1951#endif
1887 1952
1888/* ------------------------------------------------------------------------- */ 1953/* ------------------------------------------------------------------------- */
1889void 1954void
1890rxvt_term::scr_bell () NOTHROW 1955rxvt_term::scr_bell () noexcept
1891{ 1956{
1892#ifndef NO_BELL 1957#ifndef NO_BELL
1893 1958
1894# ifndef NO_MAPALERT 1959# ifndef NO_MAPALERT
1895# ifdef MAPALERT_OPTION 1960# ifdef MAPALERT_OPTION
1896 if (option (Opt_mapAlert)) 1961 if (option (Opt_mapAlert))
1897# endif 1962# endif
1898 XMapWindow (dpy, parent[0]); 1963 XMapWindow (dpy, parent);
1899# endif 1964# endif
1900 1965
1901# if ENABLE_FRILLS 1966# if ENABLE_FRILLS
1902 if (option (Opt_urgentOnBell)) 1967 if (option (Opt_urgentOnBell))
1903 set_urgency (1); 1968 set_urgency (1);
… …
1911 1976
1912 bell_ev.start (VISUAL_BELL_DURATION); 1977 bell_ev.start (VISUAL_BELL_DURATION);
1913 } 1978 }
1914 else 1979 else
1915 XBell (dpy, 0); 1980 XBell (dpy, 0);
1981 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1916#endif 1982#endif
1917} 1983}
1918 1984
1919/* ------------------------------------------------------------------------- */ 1985/* ------------------------------------------------------------------------- */
1920/* ARGSUSED */ 1986void ecb_cold
1921void
1922rxvt_term::scr_printscreen (int fullhist) NOTHROW 1987rxvt_term::scr_printscreen (int fullhist) noexcept
1923{ 1988{
1924#ifdef PRINTPIPE 1989#ifdef PRINTPIPE
1925 int nrows, row_start; 1990 int nrows, row_start;
1926 FILE *fd = popen_printer (); 1991 FILE *fd = popen_printer ();
1927 1992
… …
1939 row_start = view_start; 2004 row_start = view_start;
1940 } 2005 }
1941 2006
1942 wctomb (0, 0); 2007 wctomb (0, 0);
1943 2008
1944 for (int r1 = 0; r1 < nrows; r1++) 2009 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1945 { 2010 {
1946 text_t *tp = ROW(r1).t; 2011 text_t *tp = ROW(r1).t;
1947 int len = ROW(r1).l; 2012 int len = ROW(r1).l;
1948 2013
1949 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 2014 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
… …
1975/* 2040/*
1976 * Refresh the screen 2041 * Refresh the screen
1977 * drawn_text/drawn_rend contain the screen information before the update. 2042 * drawn_text/drawn_rend contain the screen information before the update.
1978 * screen.text/screen.rend contain what the screen will change to. 2043 * screen.text/screen.rend contain what the screen will change to.
1979 */ 2044 */
1980void 2045void ecb_hot
1981rxvt_term::scr_refresh () NOTHROW 2046rxvt_term::scr_refresh () noexcept
1982{ 2047{
1983 unsigned char have_bg,
1984 showcursor; /* show the cursor */
1985 int16_t col, row, /* column/row we're processing */ 2048 int16_t col, row, /* column/row we're processing */
1986 ocrow; /* old cursor row */ 2049 ocrow; /* old cursor row */
1987 int i; /* tmp */ 2050 int i; /* tmp */
1988#ifndef NO_CURSORCOLOR
1989 rend_t cc1; /* store colours at cursor position (s) */
1990#endif
1991 rend_t *crp; // cursor rendition pointer
1992 rend_t ccol1, /* Cursor colour */ 2051 rend_t ccol1, /* Cursor colour */
1993 ccol2; /* Cursor colour2 */ 2052 ccol2; /* Cursor colour2 */
2053 rend_t cur_rend;
2054 int cur_col;
2055 int cursorwidth;
1994 2056
1995 want_refresh = 0; /* screen is current */ 2057 want_refresh = 0; /* screen is current */
1996 2058
1997 if (refresh_type == NO_REFRESH || !mapped) 2059 if (refresh_type == NO_REFRESH || !mapped)
1998 return; 2060 return;
… …
2000 /* 2062 /*
2001 * A: set up vars 2063 * A: set up vars
2002 */ 2064 */
2003 refresh_count = 0; 2065 refresh_count = 0;
2004 2066
2067 unsigned int old_screen_flags = screen.flags;
2005 have_bg = 0; 2068 bool have_bg = 0;
2006#ifdef HAVE_BG_PIXMAP 2069#ifdef HAVE_IMG
2007 have_bg = bgPixmap.pixmap != None; 2070 have_bg = bg_img != 0;
2008#endif 2071#endif
2009 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2072 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2010 2073
2011 /* 2074 /*
2012 * B: reverse any characters which are selected 2075 * B: reverse any characters which are selected
2013 */ 2076 */
2014 scr_reverse_selection (); 2077 scr_reverse_selection ();
2015 2078
2079 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2080#if ENABLE_OVERLAY
2081 scr_swap_overlay ();
2082#endif
2083
2084 bool showcursor = screen.flags & Screen_VisibleCursor;
2085
2016 /* 2086 /*
2017 * C: set the cursor character (s) 2087 * C: set the cursor character (s)
2018 */ 2088 */
2019 { 2089 {
2020 unsigned char setoldcursor;
2021
2022 showcursor = (screen.flags & Screen_VisibleCursor);
2023#ifdef CURSOR_BLINK 2090#ifdef CURSOR_BLINK
2024 if (hidden_cursor) 2091 if (hidden_cursor)
2025 showcursor = 0; 2092 showcursor = 0;
2026#endif 2093#endif
2027 2094
… …
2030 int col = screen.cur.col; 2097 int col = screen.cur.col;
2031 2098
2032 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2099 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2033 col--; 2100 col--;
2034 2101
2102 cursorwidth = 1;
2103 while (col + cursorwidth < ncol
2104 && ROW(screen.cur.row).t[col + cursorwidth] == NOCHAR)
2105 cursorwidth++;
2106
2035 crp = &ROW(screen.cur.row).r[col]; 2107 cur_rend = ROW(screen.cur.row).r[col];
2108 cur_col = col;
2036 2109
2037#ifndef NO_CURSORCOLOR 2110#ifndef NO_CURSORCOLOR
2038 cc1 = *crp & (RS_fgMask | RS_bgMask);
2039 if (ISSET_PIXCOLOR (Color_cursor)) 2111 if (ISSET_PIXCOLOR (Color_cursor))
2040 ccol1 = Color_cursor; 2112 ccol1 = Color_cursor;
2041 else 2113 else
2042#endif 2114#endif
2043#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2115#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
… …
2055 ccol2 = bgcolor_of (rstyle); 2127 ccol2 = bgcolor_of (rstyle);
2056#else 2128#else
2057 ccol2 = Color_bg; 2129 ccol2 = Color_bg;
2058#endif 2130#endif
2059 2131
2060 if (showcursor && focus) 2132 if (focus && cursor_type == 0)
2061 { 2133 {
2062 if (option (Opt_cursorUnderline)) 2134 rend_t rend = cur_rend;
2063 *crp ^= RS_Uline; 2135
2064 else
2065 {
2066 *crp ^= RS_RVid; 2136 rend ^= RS_RVid;
2067 *crp = SET_FGCOLOR (*crp, ccol1); 2137 rend = SET_FGCOLOR (rend, ccol1);
2068 *crp = SET_BGCOLOR (*crp, ccol2); 2138 rend = SET_BGCOLOR (rend, ccol2);
2069 } 2139
2140 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
2070 } 2141 }
2071 } 2142 }
2072 2143
2073 /* make sure no outline cursor is left around */ 2144 /* make sure no outline cursor is left around */
2074 setoldcursor = 0; 2145 if (ocrow != -1 && ocrow < nrow && oldcursor.col < ncol)
2075 if (ocrow != -1) 2146 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2147
2148 // save the current cursor coordinates if the cursor is visible
2149 // and either the window is unfocused or the cursor style is
2150 // underline or vertical bar, so as to clear the outline cursor in
2151 // the next refresh if the cursor moves or becomes invisible
2152 if (showcursor && (!focus || cursor_type != 0) && screen.cur.row - view_start < nrow)
2076 { 2153 {
2077 if (screen.cur.row - view_start != ocrow 2154 oldcursor.row = screen.cur.row - view_start;
2078 || screen.cur.col != oldcursor.col) 2155 oldcursor.col = screen.cur.col;
2079 {
2080 if (ocrow < nrow
2081 && oldcursor.col < ncol)
2082 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2083
2084 if (focus || !showcursor)
2085 oldcursor.row = -1;
2086 else
2087 setoldcursor = 1;
2088 }
2089 } 2156 }
2090 else if (!focus) 2157 else
2091 setoldcursor = 1;
2092
2093 if (setoldcursor)
2094 {
2095 if (screen.cur.row - view_start >= nrow)
2096 oldcursor.row = -1; 2158 oldcursor.row = -1;
2097 else
2098 {
2099 oldcursor.row = screen.cur.row - view_start;
2100 oldcursor.col = screen.cur.col;
2101 }
2102 }
2103 } 2159 }
2104
2105 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2106#if ENABLE_OVERLAY
2107 scr_swap_overlay ();
2108#endif
2109 2160
2110#ifndef NO_SLOW_LINK_SUPPORT 2161#ifndef NO_SLOW_LINK_SUPPORT
2111 /* 2162 /*
2112 * D: CopyArea pass - very useful for slower links 2163 * D: CopyArea pass - very useful for slower links
2113 * This has been deliberately kept simple. 2164 * This has been deliberately kept simple.
… …
2118 { 2169 {
2119 int16_t nits; 2170 int16_t nits;
2120 int i = num_scr; 2171 int i = num_scr;
2121 int j; 2172 int j;
2122 int len, wlen; 2173 int len, wlen;
2123 dLocal (int, num_scr);
2124 2174
2125 j = nrow; 2175 j = nrow;
2126 wlen = len = -1; 2176 wlen = len = -1;
2127 row = i > 0 ? 0 : j - 1; 2177 row = i > 0 ? 0 : j - 1;
2128 2178
… …
2194 int ypixel = (int)Row2Pixel (row); 2244 int ypixel = (int)Row2Pixel (row);
2195 2245
2196 for (col = 0; col < ncol; col++) 2246 for (col = 0; col < ncol; col++)
2197 { 2247 {
2198 /* compare new text with old - if exactly the same then continue */ 2248 /* compare new text with old - if exactly the same then continue */
2199 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2249 if (stp[col] == dtp[col] && RS_SAME (srp[col], drp[col]))
2200 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2201 || (stp[col] == ' ' /* space w/ no background change */
2202 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2203 continue; 2250 continue;
2204 2251
2205 // redraw one or more characters 2252 // redraw one or more characters
2206 2253
2207 // seek to the beginning of wide characters 2254 // seek to the beginning of wide characters
2208 while (expect_false (stp[col] == NOCHAR && col > 0)) 2255 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2209 --col; 2256 --col;
2210 2257
2211 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2258 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2212 text_t *text = stp + col; 2259 text_t *text = stp + col;
2213 int count = 1; 2260 int count = 1;
2214 2261
2215 dtp[col] = stp[col]; 2262 dtp[col] = stp[col];
2216 drp[col] = rend; 2263 drp[col] = rend;
… …
2220 for (i = 0; ++col < ncol; ) 2267 for (i = 0; ++col < ncol; )
2221 { 2268 {
2222 if (stp[col] == NOCHAR) 2269 if (stp[col] == NOCHAR)
2223 { 2270 {
2224 dtp[col] = stp[col]; 2271 dtp[col] = stp[col];
2225 drp[col] = rend; 2272 drp[col] = srp[col];
2273
2226 count++; 2274 count++;
2227 i++; 2275 i++;
2228 2276
2229 continue; 2277 continue;
2230 } 2278 }
… …
2250 2298
2251 col--; /* went one too far. move back */ 2299 col--; /* went one too far. move back */
2252 count -= i; /* dump any matching trailing chars */ 2300 count -= i; /* dump any matching trailing chars */
2253 2301
2254 // sometimes we optimize away the trailing NOCHAR's, add them back 2302 // sometimes we optimize away the trailing NOCHAR's, add them back
2255 while (expect_false (i && text[count] == NOCHAR)) 2303 while (ecb_unlikely (i && text[count] == NOCHAR))
2256 count++, i--; 2304 count++, i--;
2257 2305
2258 /* 2306 /*
2259 * Determine the attributes for the string 2307 * Determine the attributes for the string
2260 */ 2308 */
2261 int fore = fgcolor_of (rend); // desired foreground 2309 int fore = fgcolor_of (rend); // desired foreground
2262 int back = bgcolor_of (rend); // desired background 2310 int back = bgcolor_of (rend); // desired background
2263 2311
2264 // only do special processing if any attributes are set, which is unlikely 2312 // only do special processing if any attributes are set, which is unlikely
2265 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))) 2313 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2266 { 2314 {
2267 bool invert = rend & RS_RVid; 2315 bool invert = rend & RS_RVid;
2268 2316
2269#ifndef NO_BOLD_UNDERLINE_REVERSE 2317#ifndef NO_BOLD_UNDERLINE_REVERSE
2270 if (rend & RS_Bold && fore == Color_fg) 2318 if (rend & RS_Bold && fore == Color_fg)
… …
2289 2337
2290 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL)) 2338 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2291 fore = Color_UL; 2339 fore = Color_UL;
2292#endif 2340#endif
2293 2341
2342#ifdef OPTION_HC
2343 if (rend & RS_Sel)
2344 {
2345 /* invert the column if no highlightColor is set or it is the
2346 * current cursor column */
2347 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2348 && ISSET_PIXCOLOR (Color_HC))
2349 {
2350 if (ISSET_PIXCOLOR (Color_HTC))
2351 fore = Color_HTC;
2352 // if invert is 0 reverse video is set so we use bg color as fg color
2353 else if (!invert)
2354 fore = back;
2355
2356 back = Color_HC;
2357 invert = 0;
2358 }
2359 }
2360#endif
2361
2294 if (invert) 2362 if (invert)
2295 { 2363 {
2296#ifdef OPTION_HC
2297 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2298 || !ISSET_PIXCOLOR (Color_HC))
2299#endif
2300 /* invert the column if no highlightColor is set or it is the
2301 * current cursor column */
2302 ::swap (fore, back); 2364 ::swap (fore, back);
2303#ifdef OPTION_HC
2304 else if (ISSET_PIXCOLOR (Color_HC))
2305 back = Color_HC;
2306#endif
2307 2365
2308#ifndef NO_BOLD_UNDERLINE_REVERSE 2366#ifndef NO_BOLD_UNDERLINE_REVERSE
2309# ifndef OPTION_HC
2310 if (ISSET_PIXCOLOR (Color_RV))
2311 back = Color_RV;
2312# endif
2313 if (fore == back) 2367 if (fore == back)
2314 { 2368 {
2315 fore = Color_bg; 2369 fore = Color_bg;
2316 back = Color_fg; 2370 back = Color_fg;
2317 } 2371 }
… …
2353 /* 2407 /*
2354 * Actually do the drawing of the string here 2408 * Actually do the drawing of the string here
2355 */ 2409 */
2356 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2410 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2357 2411
2358 if (expect_true (have_bg && back == Color_bg)) 2412 if (ecb_likely (have_bg && back == Color_bg))
2359 { 2413 {
2360 // this is very ugly, maybe push it into ->draw? 2414 // this is very ugly, maybe push it into ->draw?
2361 2415
2362 for (i = 0; i < count; i++) /* don't draw empty strings */ 2416 for (i = 0; i < count; i++) /* don't draw empty strings */
2363 if (text[i] != ' ') 2417 if (text[i] != ' ')
… …
2370 did_clear: ; 2424 did_clear: ;
2371 } 2425 }
2372 else 2426 else
2373 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2427 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2374 2428
2375 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back)) 2429 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2376 { 2430 {
2431 if (showcursor && focus && row == screen.cur.row
2432 && IN_RANGE_EXC (col, cur_col, cur_col + cursorwidth))
2433 XSetForeground (dpy, gc, pix_colors[ccol1]);
2434 else
2377#if ENABLE_FRILLS 2435#if ENABLE_FRILLS
2378 if (ISSET_PIXCOLOR (Color_underline)) 2436 if (ISSET_PIXCOLOR (Color_underline))
2379 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2437 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2380 else 2438 else
2381#endif 2439#endif
… …
2386 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2444 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2387 } 2445 }
2388 } /* for (col....) */ 2446 } /* for (col....) */
2389 } /* for (row....) */ 2447 } /* for (row....) */
2390 2448
2391#if ENABLE_OVERLAY
2392 scr_swap_overlay ();
2393#endif
2394 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2395
2396 /* 2449 /*
2397 * G: cleanup cursor and display outline cursor if necessary 2450 * G: cleanup cursor and display outline cursor if necessary
2398 */ 2451 */
2399 if (showcursor) 2452 if (showcursor)
2400 { 2453 {
2401 if (focus) 2454 if (focus)
2402 { 2455 {
2403 if (option (Opt_cursorUnderline)) 2456 if (cursor_type == 0)
2404 *crp ^= RS_Uline; 2457 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2405 else 2458 else if (oldcursor.row >= 0)
2406 { 2459 {
2407 *crp ^= RS_RVid; 2460 XSetForeground (dpy, gc, pix_colors[ccol1]);
2408#ifndef NO_CURSORCOLOR 2461 if (cursor_type == 1)
2409 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2462 XFillRectangle (dpy, vt, gc,
2410#endif 2463 Col2Pixel (cur_col),
2464 Row2Pixel (oldcursor.row + 1) - 2,
2465 Width2Pixel (1),
2466 2);
2467 else
2468 XFillRectangle (dpy, vt, gc,
2469 Col2Pixel (cur_col),
2470 Row2Pixel (oldcursor.row),
2471 2,
2472 Height2Pixel (1));
2411 } 2473 }
2412 } 2474 }
2413 else if (oldcursor.row >= 0) 2475 else if (oldcursor.row >= 0)
2414 { 2476 {
2415 int cursorwidth = 1;
2416 int col = oldcursor.col;
2417
2418 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2419 col--;
2420
2421 while (col + cursorwidth < ncol
2422 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2423 cursorwidth++;
2424
2425#ifndef NO_CURSORCOLOR
2426 if (ISSET_PIXCOLOR (Color_cursor))
2427 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2428 else
2429#endif
2430 XSetForeground (dpy, gc, pix_colors[ccol1]); 2477 XSetForeground (dpy, gc, pix_colors[ccol1]);
2431 2478
2432 XDrawRectangle (dpy, vt, gc, 2479 XDrawRectangle (dpy, vt, gc,
2433 Col2Pixel (col), 2480 Col2Pixel (cur_col),
2434 Row2Pixel (oldcursor.row), 2481 Row2Pixel (oldcursor.row),
2435 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2482 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2436 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2483 (unsigned int) (Height2Pixel (1) - 1));
2437 } 2484 }
2438 } 2485 }
2439 2486
2440 /* 2487 /*
2441 * H: cleanup selection 2488 * H: cleanup selection
2442 */ 2489 */
2490#if ENABLE_OVERLAY
2491 scr_swap_overlay ();
2492#endif
2493 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2494
2443 scr_reverse_selection (); 2495 scr_reverse_selection ();
2444 2496
2497 screen.flags = old_screen_flags;
2445 num_scr = 0; 2498 num_scr = 0;
2446 num_scr_allow = 1; 2499 num_scr_allow = 1;
2447} 2500}
2448 2501
2449void 2502void ecb_cold
2450rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2503rxvt_term::scr_remap_chars (line_t &l) noexcept
2451{ 2504{
2452 if (!l.t) 2505 if (!l.valid ())
2453 return; 2506 return;
2454 2507
2455 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2508 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2456 2509
2457 for (int i = ncol; i--; ) 2510 for (int i = ncol; i--; )
2458 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2511 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2459} 2512}
2460 2513
2461void 2514void ecb_cold
2462rxvt_term::scr_remap_chars () NOTHROW 2515rxvt_term::scr_remap_chars () noexcept
2463{ 2516{
2464 for (int i = total_rows; i--; ) 2517 for (int i = total_rows; i--; )
2465 scr_remap_chars (row_buf [i]); 2518 scr_remap_chars (row_buf [i]);
2466 2519
2467 for (int i = nrow; i--; ) 2520 for (int i = nrow; i--; )
… …
2469 scr_remap_chars (drawn_buf [i]); 2522 scr_remap_chars (drawn_buf [i]);
2470 scr_remap_chars (swap_buf [i]); 2523 scr_remap_chars (swap_buf [i]);
2471 } 2524 }
2472} 2525}
2473 2526
2474void 2527void ecb_cold
2475rxvt_term::scr_recolour () NOTHROW 2528rxvt_term::scr_recolor (bool refresh) noexcept
2476{ 2529{
2477#ifdef HAVE_BG_PIXMAP 2530 bool transparent = false;
2478 bgPixmap.apply ();
2479#else
2480 2531
2532#ifdef HAVE_IMG
2533 if (bg_img != 0)
2534 {
2535# if ENABLE_TRANSPARENCY
2536 if (bg_flags & BG_IS_TRANSPARENT)
2537 {
2538 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2539 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2540
2541 transparent = true;
2542 }
2543 else
2544# endif
2545 {
2546 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2547 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2548 }
2549 }
2550 else
2551#endif
2552 {
2481 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2553 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2482 XClearWindow (dpy, parent[0]);
2483 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2554 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2555 }
2484 2556
2485 if (scrollBar.win) 2557 XClearWindow (dpy, parent);
2558
2559 if (scrollBar.state && scrollBar.win)
2486 { 2560 {
2561 if (transparent)
2562 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2563 else
2487 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2564 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2488 scrollBar.state = STATE_IDLE; 2565 scrollBar.state = SB_STATE_IDLE;
2489 scrollBar.show (0); 2566 scrollBar.show (0);
2490 } 2567 }
2491 2568
2492#endif 2569 if (refresh)
2493 2570 {
2494 /* bgPixmap.apply () does not do the following : */
2495 scr_clear (); 2571 scr_clear ();
2496 scr_touch (true); 2572 scr_touch (true);
2573 }
2497 want_refresh = 1; 2574 want_refresh = 1;
2498} 2575}
2499 2576
2500/* ------------------------------------------------------------------------- */ 2577/* ------------------------------------------------------------------------- */
2501void 2578void
2502rxvt_term::scr_clear (bool really) NOTHROW 2579rxvt_term::scr_clear (bool really) noexcept
2503{ 2580{
2504 if (!mapped) 2581 if (!mapped)
2505 return; 2582 return;
2506 2583
2507 num_scr_allow = 0; 2584 num_scr_allow = 0;
… …
2510 if (really) 2587 if (really)
2511 XClearWindow (dpy, vt); 2588 XClearWindow (dpy, vt);
2512} 2589}
2513 2590
2514void 2591void
2515rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW 2592rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) noexcept
2516{ 2593{
2517 int view_end = view_start + nrow; 2594 int view_end = view_start + nrow;
2518 int row, col; 2595 int row, col;
2519 2596
2520 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++) 2597 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
… …
2532 srp[col] ^= rstyle2; 2609 srp[col] ^= rstyle2;
2533 } 2610 }
2534} 2611}
2535 2612
2536void 2613void
2537rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW 2614rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) noexcept
2538{ 2615{
2539 int view_end = view_start + nrow; 2616 int view_end = view_start + nrow;
2540 int row, col; 2617 int row, col;
2541 2618
2542 if (beg_row >= view_start) 2619 if (beg_row >= view_start)
… …
2558 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2635 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2559 srp[col] ^= rstyle; 2636 srp[col] ^= rstyle;
2560} 2637}
2561 2638
2562/* ------------------------------------------------------------------------- */ 2639/* ------------------------------------------------------------------------- */
2563void 2640void ecb_hot
2564rxvt_term::scr_reverse_selection () NOTHROW 2641rxvt_term::scr_reverse_selection () noexcept
2565{ 2642{
2566 if (selection.op 2643 if (selection.op
2567 && current_screen == selection.screen 2644 && current_screen == selection.screen
2568 && selection.end.row >= view_start) 2645 && selection.end.row >= view_start)
2569 { 2646 {
2570#if !ENABLE_MINIMAL 2647#if !ENABLE_MINIMAL
2571 if (selection.rect) 2648 if (selection.rect)
2572 scr_xor_rect (selection.beg.row, selection.beg.col, 2649 scr_xor_rect (selection.beg.row, selection.beg.col,
2573 selection.end.row, selection.end.col, 2650 selection.end.row, selection.end.col,
2574 RS_RVid, RS_RVid | RS_Uline); 2651 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2575 else 2652 else
2576#endif 2653#endif
2577 scr_xor_span (selection.beg.row, selection.beg.col, 2654 scr_xor_span (selection.beg.row, selection.beg.col,
2578 selection.end.row, selection.end.col, 2655 selection.end.row, selection.end.col,
2579 RS_RVid); 2656 RS_Sel | RS_RVid);
2580 } 2657 }
2581} 2658}
2582 2659
2583/* ------------------------------------------------------------------------- */ 2660/* ------------------------------------------------------------------------- */
2584/* 2661/*
2585 * Dump the whole scrollback and screen to the passed filedescriptor. The 2662 * Dump the whole scrollback and screen to the passed filedescriptor. The
2586 * invoking routine must close the fd. 2663 * invoking routine must close the fd.
2587 */ 2664 */
2588#if 0 2665#if 0
2589void 2666void
2590rxvt_term::scr_dump (int fd) NOTHROW 2667rxvt_term::scr_dump (int fd) noexcept
2591{ 2668{
2592 int row, wrote; 2669 // if this method is needed, it can be implemented by factoring the
2593 unsigned int width, towrite; 2670 // relevant code in scr_printscreen
2594 char r1[] = "\n";
2595
2596 for (row = saveLines + top_row;
2597 row < saveLines + nrow - 1; row++)
2598 {
2599 width = row_buf[row].l >= 0 ? row_buf[row].l
2600 : ncol;
2601 for (towrite = width; towrite; towrite -= wrote)
2602 {
2603 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2604 towrite);
2605 if (wrote < 0)
2606 return; /* XXX: death, no report */
2607 }
2608 if (row_buf[row].l >= 0)
2609 if (write (fd, r1, 1) <= 0)
2610 return; /* XXX: death, no report */
2611 }
2612} 2671}
2613#endif 2672#endif
2614 2673
2615/* ------------------------------------------------------------------------- * 2674/* ------------------------------------------------------------------------- *
2616 * CHARACTER SELECTION * 2675 * CHARACTER SELECTION *
2617 * ------------------------------------------------------------------------- */ 2676 * ------------------------------------------------------------------------- */
2618void 2677void
2619rxvt_term::selection_check (int check_more) NOTHROW 2678rxvt_term::selection_check (int check_more) noexcept
2620{ 2679{
2621 row_col_t pos;
2622
2623 if (!selection.op) 2680 if (!selection.op)
2624 return; 2681 return;
2625 2682
2626 pos.row = pos.col = 0;
2627 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2683 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2628 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2684 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2629 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2685 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2630 || (check_more == 1 2686 || (check_more == 1
2631 && current_screen == selection.screen 2687 && current_screen == selection.screen
2632 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2688 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2633 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2689 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2634 || (check_more == 2
2635 && ROWCOL_IS_BEFORE (selection.beg, pos)
2636 && ROWCOL_IS_AFTER (selection.end, pos))
2637 || (check_more == 3
2638 && ROWCOL_IS_AFTER (selection.end, pos))
2639 || (check_more == 4 /* screen width change */
2640 && (selection.beg.row != selection.end.row
2641 || selection.end.col > ncol)))
2642 CLEAR_SELECTION (); 2690 CLEAR_ALL_SELECTION ();
2691}
2692
2693void
2694rxvt_term::selection_changed () noexcept
2695{
2696 line_t &r1 = ROW (selection.beg.row);
2697 while (selection.beg.col < r1.l && r1.t [selection.beg.col] == NOCHAR)
2698 ++selection.beg.col;
2699
2700 line_t &r2 = ROW (selection.end.row);
2701 while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
2702 ++selection.end.col;
2703
2704 want_refresh = 1;
2643} 2705}
2644 2706
2645/* ------------------------------------------------------------------------- */ 2707/* ------------------------------------------------------------------------- */
2646/* 2708/*
2647 * Paste a selection direct to the command fd 2709 * Paste a selection direct to the command fd
2648 */ 2710 */
2649void 2711void
2650rxvt_term::paste (char *data, unsigned int len) NOTHROW 2712rxvt_term::tt_paste (char *data, unsigned int len) noexcept
2651{ 2713{
2652 /* convert normal newline chars into common keyboard Return key sequence */ 2714 /* convert normal newline chars into common keyboard Return key sequence */
2653 for (unsigned int i = 0; i < len; i++) 2715 for (unsigned int i = 0; i < len; i++)
2654 if (data[i] == C0_LF) 2716 if (data[i] == C0_LF)
2655 data[i] = C0_CR; 2717 data[i] = C0_CR;
2656 2718
2657 if (priv_modes & PrivMode_BracketPaste) 2719 if (priv_modes & PrivMode_BracketPaste)
2658 tt_printf ("\e[200~"); 2720 tt_printf ("\x1b[200~");
2659 2721
2660 tt_write (data, len); 2722 tt_write (data, len);
2661 2723
2662 if (priv_modes & PrivMode_BracketPaste) 2724 if (priv_modes & PrivMode_BracketPaste)
2663 tt_printf ("\e[201~"); 2725 tt_printf ("\x1b[201~");
2664} 2726}
2665 2727
2666/* ------------------------------------------------------------------------- */
2667/*
2668 * Respond to a notification that a primary selection has been sent
2669 * EXT: SelectionNotify
2670 */
2671void 2728void
2672rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW 2729rxvt_term::paste (char *data, unsigned int len) noexcept
2673{ 2730{
2674 if (prop == None) /* check for failed XConvertSelection */ 2731 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2675 {
2676 if ((selection_type & Sel_CompoundText))
2677 {
2678 int selnum = selection_type & Sel_whereMask;
2679
2680 selection_type = 0;
2681 if (selnum != Sel_direct)
2682 selection_request_other (XA_STRING, selnum);
2683 }
2684
2685 if ((selection_type & Sel_UTF8String))
2686 {
2687 int selnum = selection_type & Sel_whereMask;
2688
2689 selection_type = Sel_CompoundText;
2690 if (selnum != Sel_direct)
2691 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2692 else
2693 selection_type = 0;
2694 }
2695
2696 return;
2697 }
2698
2699 unsigned long bytes_after;
2700 XTextProperty ct;
2701
2702 if (XGetWindowProperty (dpy, win, prop,
2703 0, PROP_SIZE / 4,
2704 delete_prop, AnyPropertyType,
2705 &ct.encoding, &ct.format,
2706 &ct.nitems, &bytes_after,
2707 &ct.value) != Success)
2708 {
2709 ct.value = 0;
2710 goto bailout;
2711 }
2712
2713 if (ct.encoding == None)
2714 goto bailout;
2715
2716 if (bytes_after)
2717 {
2718 // fetch and append remaining data
2719 XTextProperty ct2;
2720
2721 if (XGetWindowProperty (dpy, win, prop,
2722 ct.nitems / 4, (bytes_after + 3) / 4,
2723 delete_prop, AnyPropertyType,
2724 &ct2.encoding, &ct2.format,
2725 &ct2.nitems, &bytes_after,
2726 &ct2.value) != Success)
2727 goto bailout;
2728
2729 // realloc should be compatible to XFree, here, and elsewhere, too
2730 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2731 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2732 ct.nitems += ct2.nitems;
2733
2734 XFree (ct2.value);
2735 }
2736
2737 if (ct.value == 0)
2738 goto bailout;
2739
2740 if (ct.encoding == xa[XA_INCR])
2741 {
2742 // INCR selection, start handshake
2743 if (!delete_prop)
2744 XDeleteProperty (dpy, win, prop);
2745
2746 selection_wait = Sel_incr;
2747 incr_buf_fill = 0;
2748 incr_ev.start (10);
2749
2750 goto bailout;
2751 }
2752
2753 if (ct.nitems == 0)
2754 {
2755 if (selection_wait == Sel_incr)
2756 {
2757 XFree (ct.value);
2758
2759 // finally complete, now paste the whole thing
2760 selection_wait = Sel_normal;
2761 ct.value = (unsigned char *)incr_buf;
2762 ct.nitems = incr_buf_fill;
2763 incr_buf = 0;
2764 incr_buf_size = 0;
2765 incr_ev.stop ();
2766 }
2767 else
2768 {
2769 if (selection_wait == Sel_normal
2770 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2771 {
2772 /*
2773 * pass through again trying CUT_BUFFER0 if we've come from
2774 * XConvertSelection () but nothing was presented
2775 */
2776 selection_paste (display->root, XA_CUT_BUFFER0, False);
2777 }
2778
2779 goto bailout;
2780 }
2781 }
2782 else if (selection_wait == Sel_incr)
2783 {
2784 incr_ev.start (10);
2785
2786 while (incr_buf_fill + ct.nitems > incr_buf_size)
2787 {
2788 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2789 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2790 }
2791
2792 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2793 incr_buf_fill += ct.nitems;
2794
2795 goto bailout;
2796 }
2797
2798 char **cl;
2799 int cr;
2800
2801#if !ENABLE_MINIMAL
2802 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2803 // so recode it manually
2804 if (ct.encoding == xa[XA_UTF8_STRING])
2805 {
2806 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2807 char *s = rxvt_wcstombs (w);
2808 free (w);
2809 // TODO: strlen == only the first element will be converted. well...
2810 paste (s, strlen (s));
2811 free (s);
2812 }
2813 else
2814#endif
2815 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2816 && cl)
2817 {
2818 for (int i = 0; i < cr; i++)
2819 paste (cl[i], strlen (cl[i]));
2820
2821 XFreeStringList (cl);
2822 }
2823 else
2824 paste ((char *)ct.value, ct.nitems); // paste raw
2825
2826bailout:
2827 XFree (ct.value);
2828
2829 if (selection_wait == Sel_normal)
2830 selection_wait = Sel_none;
2831}
2832
2833void
2834rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2835{
2836 selection_wait = Sel_none;
2837
2838 incr_buf_size = 0;
2839 free (incr_buf);
2840
2841 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2842}
2843
2844void
2845rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2846{
2847 if (prop == None || selection_wait != Sel_incr)
2848 return; 2732 return;
2849 2733
2850 selection_paste (win, prop, true); 2734 tt_paste (data, len);
2851} 2735}
2852 2736
2853/* ------------------------------------------------------------------------- */ 2737/* ------------------------------------------------------------------------- */
2854/* 2738/*
2855 * Request the current selection: 2739 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2856 * Order: > internal selection if available 2740 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2857 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2741 * as fallback
2858 * > CUT_BUFFER0
2859 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2860 * will auto fallback to CUT_BUFFER0
2861 * EXT: button 2 release 2742 * EXT: button 2 release
2862 */ 2743 */
2863void 2744void
2864rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2745rxvt_term::selection_request (Time tm, int selnum) noexcept
2865{ 2746{
2866 if (selection.text && selnum == Sel_Primary) 2747 if (!selection_req)
2867 {
2868 /* internal selection */
2869 char *str = rxvt_wcstombs (selection.text, selection.len);
2870 paste (str, strlen (str));
2871 free (str);
2872 return;
2873 } 2748 {
2874 else 2749 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2750 selection_req->run ();
2875 { 2751 }
2876 selection_request_time = tm;
2877 selection_wait = Sel_normal;
2878
2879#if X_HAVE_UTF8_STRING
2880 selection_type = Sel_UTF8String;
2881 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2882 return;
2883#else
2884 selection_type = Sel_CompoundText;
2885 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2886 return;
2887#endif
2888 }
2889
2890 selection_wait = Sel_none; /* don't loop in selection_paste () */
2891 selection_paste (display->root, XA_CUT_BUFFER0, false);
2892}
2893
2894int
2895rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2896{
2897 Atom sel;
2898
2899 selection_type |= selnum;
2900
2901 if (selnum == Sel_Primary)
2902 sel = XA_PRIMARY;
2903 else if (selnum == Sel_Secondary)
2904 sel = XA_SECONDARY;
2905 else
2906 sel = xa[XA_CLIPBOARD];
2907
2908 if (XGetSelectionOwner (dpy, sel) != None)
2909 {
2910 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2911 vt, selection_request_time);
2912 return 1;
2913 }
2914
2915 return 0;
2916} 2752}
2917 2753
2918/* ------------------------------------------------------------------------- */ 2754/* ------------------------------------------------------------------------- */
2919/* 2755/*
2920 * Clear all selected text 2756 * Clear all selected text
2921 * EXT: SelectionClear 2757 * EXT: SelectionClear
2922 */ 2758 */
2923void 2759void
2924rxvt_term::selection_clear () NOTHROW 2760rxvt_term::selection_clear (bool clipboard) noexcept
2925{ 2761{
2762 if (!clipboard)
2763 {
2926 want_refresh = 1; 2764 want_refresh = 1;
2927 free (selection.text); 2765 free (selection.text);
2928 selection.text = NULL; 2766 selection.text = NULL;
2929 selection.len = 0; 2767 selection.len = 0;
2930 CLEAR_SELECTION (); 2768 CLEAR_SELECTION ();
2931 2769
2932 if (display->selection_owner == this) 2770 if (display->selection_owner == this)
2933 display->selection_owner = 0; 2771 display->selection_owner = 0;
2772 }
2773 else
2774 {
2775 free (selection.clip_text);
2776 selection.clip_text = NULL;
2777 selection.clip_len = 0;
2778
2779 if (display->clipboard_owner == this)
2780 display->clipboard_owner = 0;
2781 }
2934} 2782}
2935 2783
2936/* ------------------------------------------------------------------------- */ 2784/* ------------------------------------------------------------------------- */
2937/* 2785/*
2938 * Copy a selection into the cut buffer 2786 * Copy a selection into the cut buffer
2939 * EXT: button 1 or 3 release 2787 * EXT: button 1 or 3 release
2940 */ 2788 */
2941void 2789void
2942rxvt_term::selection_make (Time tm) 2790rxvt_term::selection_make (Time tm)
2943{ 2791{
2944 int i; 2792 int size;
2945 wchar_t *new_selection_text; 2793 wchar_t *new_selection_text;
2946 text_t *t; 2794 text_t *t;
2947 2795
2948 switch (selection.op) 2796 switch (selection.op)
2949 { 2797 {
… …
2965 return; /* nothing selected, go away */ 2813 return; /* nothing selected, go away */
2966 2814
2967 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2815 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2968 return; 2816 return;
2969 2817
2970 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2818 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2971 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2819 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2972 2820
2973 int ofs = 0; 2821 int ofs = 0;
2974 int extra = 0; 2822 int extra = 0;
2975 2823
2976 int col = selection.beg.col; 2824 int col = selection.beg.col;
… …
2982 { 2830 {
2983#if !ENABLE_MINIMAL 2831#if !ENABLE_MINIMAL
2984 if (selection.rect) 2832 if (selection.rect)
2985 { 2833 {
2986 col = selection.beg.col; 2834 col = selection.beg.col;
2987 end_col = ncol + 1; 2835 end_col = selection.end.col;
2988 } 2836 }
2989 else 2837 else
2990#endif 2838#endif
2991 end_col = ROW(row).l; 2839 end_col = ROW(row).l;
2992 2840
2993 col = max (col, 0); 2841 col = max (col, 0);
2994 2842
2995 if (row == selection.end.row 2843 if (row == selection.end.row)
2996#if !ENABLE_MINIMAL
2997 || selection.rect
2998#endif
2999 )
3000 min_it (end_col, selection.end.col); 2844 min_it (end_col, selection.end.col);
3001 2845
3002 t = ROW(row).t + col; 2846 t = ROW(row).t + col;
3003 2847
3004 for (; col < end_col; col++) 2848 for (; col < end_col; col++)
… …
3006 if (*t == NOCHAR) 2850 if (*t == NOCHAR)
3007 t++; 2851 t++;
3008#if ENABLE_COMBINING 2852#if ENABLE_COMBINING
3009 else if (IS_COMPOSE (*t)) 2853 else if (IS_COMPOSE (*t))
3010 { 2854 {
3011 int len = rxvt_composite.expand (*t, 0); 2855 int len = rxvt_composite.expand (*t);
3012 2856
3013 extra -= (len - 1); 2857 extra -= (len - 1);
3014 2858
3015 if (extra < 0) 2859 if (extra < 0)
3016 { 2860 {
3017 extra += i; 2861 extra += size;
3018 i += i; 2862 size += size;
3019 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2863 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3020 } 2864 }
3021 2865
3022 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2866 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3023 } 2867 }
3024#endif 2868#endif
… …
3036 2880
3037 new_selection_text[ofs++] = C0_LF; 2881 new_selection_text[ofs++] = C0_LF;
3038 } 2882 }
3039 else 2883 else
3040#endif 2884#endif
3041 if (!ROW(row).is_longer () && row != selection.end.row) 2885 if (!ROW(row).is_longer ()
2886 && (row != selection.end.row || end_col != selection.end.col)
2887 && (row != selection.beg.row || selection.beg.col < ncol))
3042 new_selection_text[ofs++] = C0_LF; 2888 new_selection_text[ofs++] = C0_LF;
3043 } 2889 }
3044
3045 if (end_col != selection.end.col)
3046 new_selection_text[ofs++] = C0_LF;
3047 2890
3048 new_selection_text[ofs] = 0; 2891 new_selection_text[ofs] = 0;
3049 2892
3050 if (ofs == 0) 2893 if (ofs == 0)
3051 { 2894 {
… …
3064 2907
3065 selection_grab (tm); 2908 selection_grab (tm);
3066} 2909}
3067 2910
3068bool 2911bool
3069rxvt_term::selection_grab (Time tm) NOTHROW 2912rxvt_term::selection_grab (Time tm, bool clipboard) noexcept
3070{ 2913{
2914 Atom sel;
2915
2916 if (!clipboard)
2917 {
3071 selection_time = tm; 2918 selection_time = tm;
2919 sel = XA_PRIMARY;
2920 }
2921 else
2922 {
2923 clipboard_time = tm;
2924 sel = xa[XA_CLIPBOARD];
2925 }
3072 2926
3073 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm); 2927 XSetSelectionOwner (dpy, sel, vt, tm);
3074 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt) 2928 if (XGetSelectionOwner (dpy, sel) == vt)
3075 { 2929 {
3076 display->set_selection_owner (this); 2930 display->set_selection_owner (this, clipboard);
3077 return true; 2931 return true;
3078 } 2932 }
3079 else 2933 else
3080 { 2934 {
3081 selection_clear (); 2935 selection_clear (clipboard);
3082 return false; 2936 return false;
3083 } 2937 }
3084 2938
3085#if 0 2939#if 0
3086 XTextProperty ct; 2940 XTextProperty ct;
… …
3096/* ------------------------------------------------------------------------- */ 2950/* ------------------------------------------------------------------------- */
3097/* 2951/*
3098 * Mark or select text based upon number of clicks: 1, 2, or 3 2952 * Mark or select text based upon number of clicks: 1, 2, or 3
3099 * EXT: button 1 press 2953 * EXT: button 1 press
3100 */ 2954 */
3101void 2955void ecb_cold
3102rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2956rxvt_term::selection_click (int clicks, int x, int y) noexcept
3103{ 2957{
3104 clicks = ((clicks - 1) % 3) + 1; 2958 clicks = ((clicks - 1) % 3) + 1;
3105 selection.clicks = clicks; /* save clicks so extend will work */ 2959 selection.clicks = clicks; /* save clicks so extend will work */
3106 2960
3107 if (clicks == 2 && !selection.rect 2961 if (clicks == 2 && !selection.rect
… …
3125 2979
3126/* ------------------------------------------------------------------------- */ 2980/* ------------------------------------------------------------------------- */
3127/* 2981/*
3128 * Mark a selection at the specified col/row 2982 * Mark a selection at the specified col/row
3129 */ 2983 */
3130void 2984void ecb_cold
3131rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2985rxvt_term::selection_start_colrow (int col, int row) noexcept
3132{ 2986{
3133 want_refresh = 1; 2987 want_refresh = 1;
3134 2988
3135 selection.mark.row = row + view_start; 2989 selection.mark.row = row + view_start;
3136 selection.mark.col = col; 2990 selection.mark.col = col;
… …
3158 * Word select: select text for 2 clicks 3012 * Word select: select text for 2 clicks
3159 * We now only find out the boundary in one direction 3013 * We now only find out the boundary in one direction
3160 */ 3014 */
3161 3015
3162/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3016/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3163#define DELIMIT_TEXT(x) \ 3017#define DELIMIT_TEXT(x) \
3164 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3018 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3165#define DELIMIT_REND(x) 1 3019#define DELIMIT_REND(x) 1
3166 3020
3167void 3021void ecb_cold
3168rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3022rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) noexcept
3169{ 3023{
3170 int col, row, dirnadd, tcol, trow, w1, w2; 3024 int col, row, dirnadd, tcol, trow, w1, w2;
3171 row_col_t bound; 3025 row_col_t bound;
3172 text_t *stp; 3026 text_t *stp;
3173 rend_t *srp; 3027 rend_t *srp;
… …
3246 * EXT: button 3 press; button 1 or 3 drag 3100 * EXT: button 3 press; button 1 or 3 drag
3247 * flag == 0 ==> button 1 3101 * flag == 0 ==> button 1
3248 * flag == 1 ==> button 3 press 3102 * flag == 1 ==> button 3 press
3249 * flag == 2 ==> button 3 motion 3103 * flag == 2 ==> button 3 motion
3250 */ 3104 */
3251void 3105void ecb_cold
3252rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3106rxvt_term::selection_extend (int x, int y, int flag) noexcept
3253{ 3107{
3254 int col = clamp (Pixel2Col (x), 0, ncol); 3108 int col = clamp (Pixel2Col (x), 0, ncol);
3255 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3109 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3256 3110
3257 /* 3111 /*
… …
3282 3136
3283/* ------------------------------------------------------------------------- */ 3137/* ------------------------------------------------------------------------- */
3284/* 3138/*
3285 * Extend the selection to the specified col/row 3139 * Extend the selection to the specified col/row
3286 */ 3140 */
3287void 3141void ecb_cold
3288rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3142rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) noexcept
3289{ 3143{
3290 row_col_t pos; 3144 row_col_t pos;
3291 enum { 3145 enum {
3292 LEFT, RIGHT 3146 LEFT, RIGHT
3293 } closeto = RIGHT; 3147 } closeto = RIGHT;
3294
3295 want_refresh = 1;
3296 3148
3297 switch (selection.op) 3149 switch (selection.op)
3298 { 3150 {
3299 case SELECTION_INIT: 3151 case SELECTION_INIT:
3300 CLEAR_SELECTION (); 3152 CLEAR_SELECTION ();
… …
3480 3332
3481#if !ENABLE_MINIMAL 3333#if !ENABLE_MINIMAL
3482 if (selection.rect && selection.beg.col > selection.end.col) 3334 if (selection.rect && selection.beg.col > selection.end.col)
3483 ::swap (selection.beg.col, selection.end.col); 3335 ::swap (selection.beg.col, selection.end.col);
3484#endif 3336#endif
3337
3338 selection_changed ();
3485} 3339}
3486 3340
3487#if !ENABLE_MINIMAL 3341#if !ENABLE_MINIMAL
3488void 3342void ecb_cold
3489rxvt_term::selection_remove_trailing_spaces () NOTHROW 3343rxvt_term::selection_remove_trailing_spaces () noexcept
3490{ 3344{
3491 int32_t end_col, end_row; 3345 int32_t end_col, end_row;
3492 text_t *stp; 3346 text_t *stp;
3493 3347
3494 end_col = selection.end.col; 3348 end_col = selection.end.col;
… …
3531/* ------------------------------------------------------------------------- */ 3385/* ------------------------------------------------------------------------- */
3532/* 3386/*
3533 * Double click on button 3 when already selected 3387 * Double click on button 3 when already selected
3534 * EXT: button 3 double click 3388 * EXT: button 3 double click
3535 */ 3389 */
3536void 3390void ecb_cold
3537rxvt_term::selection_rotate (int x, int y) NOTHROW 3391rxvt_term::selection_rotate (int x, int y) noexcept
3538{ 3392{
3539 selection.clicks = selection.clicks % 3 + 1; 3393 selection.clicks = selection.clicks % 3 + 1;
3540 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3394 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3541} 3395}
3542 3396
3543/* ------------------------------------------------------------------------- */ 3397/* ------------------------------------------------------------------------- */
3544/* 3398/*
3545 * Respond to a request for our current selection 3399 * Respond to a request for our current selection
3546 * EXT: SelectionRequest 3400 * EXT: SelectionRequest
3547 */ 3401 */
3548void 3402void ecb_cold
3549rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3403rxvt_term::selection_send (const XSelectionRequestEvent &rq) noexcept
3550{ 3404{
3405 Atom property = rq.property == None ? rq.target : rq.property;
3551 XSelectionEvent ev; 3406 XSelectionEvent ev;
3552 3407
3553 ev.type = SelectionNotify; 3408 ev.type = SelectionNotify;
3554 ev.property = None; 3409 ev.property = None;
3555 ev.display = rq.display; 3410 ev.display = rq.display;
… …
3570 *target++ = xa[XA_COMPOUND_TEXT]; 3425 *target++ = xa[XA_COMPOUND_TEXT];
3571#if X_HAVE_UTF8_STRING 3426#if X_HAVE_UTF8_STRING
3572 *target++ = xa[XA_UTF8_STRING]; 3427 *target++ = xa[XA_UTF8_STRING];
3573#endif 3428#endif
3574 3429
3575 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3430 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3576 32, PropModeReplace, 3431 32, PropModeReplace,
3577 (unsigned char *)target_list, target - target_list); 3432 (unsigned char *)target_list, target - target_list);
3578 ev.property = rq.property; 3433 ev.property = property;
3579 } 3434 }
3580#if TODO // TODO 3435#if TODO // TODO
3581 else if (rq.target == xa[XA_MULTIPLE]) 3436 else if (rq.target == xa[XA_MULTIPLE])
3582 { 3437 {
3583 /* TODO: Handle MULTIPLE */ 3438 /* TODO: Handle MULTIPLE */
3584 } 3439 }
3585#endif 3440#endif
3586 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3441 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3587 { 3442 {
3588 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3443 XChangeProperty (dpy, rq.requestor, property, rq.target,
3589 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3444 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3590 ev.property = rq.property; 3445 ev.property = property;
3446 }
3447 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3448 {
3449 XChangeProperty (dpy, rq.requestor, property, rq.target,
3450 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3451 ev.property = property;
3591 } 3452 }
3592 else if (rq.target == XA_STRING 3453 else if (rq.target == XA_STRING
3593 || rq.target == xa[XA_TEXT] 3454 || rq.target == xa[XA_TEXT]
3594 || rq.target == xa[XA_COMPOUND_TEXT] 3455 || rq.target == xa[XA_COMPOUND_TEXT]
3595 || rq.target == xa[XA_UTF8_STRING] 3456 || rq.target == xa[XA_UTF8_STRING]
… …
3627 { 3488 {
3628 target = xa[XA_COMPOUND_TEXT]; 3489 target = xa[XA_COMPOUND_TEXT];
3629 style = enc_compound_text; 3490 style = enc_compound_text;
3630 } 3491 }
3631 3492
3632 if (selection.text) 3493 if (rq.selection == XA_PRIMARY && selection.text)
3633 { 3494 {
3634 cl = selection.text; 3495 cl = selection.text;
3635 selectlen = selection.len; 3496 selectlen = selection.len;
3636 } 3497 }
3498 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3499 {
3500 cl = selection.clip_text;
3501 selectlen = selection.clip_len;
3502 }
3637 else 3503 else
3638 { 3504 {
3639 cl = L""; 3505 cl = (wchar_t *)L"";
3640 selectlen = 0; 3506 selectlen = 0;
3641 } 3507 }
3642 3508
3643#if !ENABLE_MINIMAL 3509#if !ENABLE_MINIMAL
3644 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 3510 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
… …
3661 ct.value = (unsigned char *)cl; 3527 ct.value = (unsigned char *)cl;
3662 ct.nitems = selectlen; 3528 ct.nitems = selectlen;
3663 ct.encoding = target; 3529 ct.encoding = target;
3664 } 3530 }
3665 3531
3666 XChangeProperty (dpy, rq.requestor, rq.property, 3532 XChangeProperty (dpy, rq.requestor, property,
3667 ct.encoding, 8, PropModeReplace, 3533 ct.encoding, 8, PropModeReplace,
3668 ct.value, (int)ct.nitems); 3534 ct.value, (int)ct.nitems);
3669 ev.property = rq.property; 3535 ev.property = property;
3670 3536
3671 if (freect) 3537 if (freect)
3672 XFree (ct.value); 3538 XFree (ct.value);
3673 } 3539 }
3674 3540
3675 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3541 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3676} 3542}
3677 3543
3678/* ------------------------------------------------------------------------- */ 3544/* ------------------------------------------------------------------------- */
3679#ifdef USE_XIM 3545#if USE_XIM
3680void 3546void ecb_cold
3681rxvt_term::im_set_position (XPoint &pos) NOTHROW 3547rxvt_term::im_set_position (XPoint &pos) noexcept
3682{ 3548{
3683 XWindowAttributes xwa; 3549 XWindowAttributes xwa;
3684 3550
3685 XGetWindowAttributes (dpy, vt, &xwa); 3551 XGetWindowAttributes (dpy, vt, &xwa);
3686 3552
… …
3689} 3555}
3690#endif 3556#endif
3691 3557
3692#if ENABLE_OVERLAY 3558#if ENABLE_OVERLAY
3693void 3559void
3694rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW 3560rxvt_term::scr_overlay_new (int x, int y, int w, int h) noexcept
3695{ 3561{
3696 if (nrow < 1 || ncol < 1) 3562 if (nrow < 1 || ncol < 1)
3697 return; 3563 return;
3698 3564
3699 want_refresh = 1; 3565 want_refresh = 1;
… …
3708 h += 2; min_it (h, nrow); 3574 h += 2; min_it (h, nrow);
3709 3575
3710 x -= 1; clamp_it (x, 0, ncol - w); 3576 x -= 1; clamp_it (x, 0, ncol - w);
3711 y -= 1; clamp_it (y, 0, nrow - h); 3577 y -= 1; clamp_it (y, 0, nrow - h);
3712 3578
3713 ov_x = x; ov_y = y; 3579 ov.x = x; ov.y = y;
3714 ov_w = w; ov_h = h; 3580 ov.w = w; ov.h = h;
3715 3581
3716 ov_text = new text_t *[h]; 3582 ov.text = new text_t *[h];
3717 ov_rend = new rend_t *[h]; 3583 ov.rend = new rend_t *[h];
3718 3584
3719 for (y = 0; y < h; y++) 3585 for (y = 0; y < h; y++)
3720 { 3586 {
3721 text_t *tp = ov_text[y] = new text_t[w]; 3587 text_t *tp = ov.text[y] = new text_t[w];
3722 rend_t *rp = ov_rend[y] = new rend_t[w]; 3588 rend_t *rp = ov.rend[y] = new rend_t[w];
3723 3589
3724 text_t t0, t1, t2; 3590 text_t t0, t1, t2;
3725 rend_t r = OVERLAY_RSTYLE; 3591 rend_t r = OVERLAY_RSTYLE;
3726 3592
3727 if (y == 0) 3593 if (y == 0)
… …
3744 *rp = r; 3610 *rp = r;
3745 } 3611 }
3746} 3612}
3747 3613
3748void 3614void
3749rxvt_term::scr_overlay_off () NOTHROW 3615rxvt_term::scr_overlay_off () noexcept
3750{ 3616{
3751 if (!ov_text) 3617 if (!ov.text)
3752 return; 3618 return;
3753 3619
3754 want_refresh = 1; 3620 want_refresh = 1;
3755 3621
3756 for (int y = 0; y < ov_h; y++) 3622 for (int y = 0; y < ov.h; y++)
3757 { 3623 {
3758 delete [] ov_text[y]; 3624 delete [] ov.text[y];
3759 delete [] ov_rend[y]; 3625 delete [] ov.rend[y];
3760 } 3626 }
3761 3627
3762 delete [] ov_text; ov_text = 0; 3628 delete [] ov.text; ov.text = 0;
3763 delete [] ov_rend; ov_rend = 0; 3629 delete [] ov.rend; ov.rend = 0;
3764} 3630}
3765 3631
3766void 3632void
3767rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW 3633rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) noexcept
3768{ 3634{
3769 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3635 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3770 return; 3636 return;
3771 3637
3772 x++, y++; 3638 x++, y++;
3773 3639
3774 ov_text[y][x] = text; 3640 ov.text[y][x] = text;
3775 ov_rend[y][x] = rend; 3641 ov.rend[y][x] = rend;
3776} 3642}
3777 3643
3778void 3644void
3779rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW 3645rxvt_term::scr_overlay_set (int x, int y, const char *s) noexcept
3780{ 3646{
3781 while (*s) 3647 while (*s)
3782 scr_overlay_set (x++, y, *s++); 3648 scr_overlay_set (x++, y, *s++);
3783} 3649}
3784 3650
3785void 3651void
3786rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW 3652rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) noexcept
3787{ 3653{
3788 while (*s) 3654 while (*s)
3789 { 3655 {
3790 text_t t = *s++; 3656 text_t t = *s++;
3791 int width = WCWIDTH (t); 3657 int width = WCWIDTH (t);
… …
3797 } 3663 }
3798 } 3664 }
3799} 3665}
3800 3666
3801void 3667void
3802rxvt_term::scr_swap_overlay () NOTHROW 3668rxvt_term::scr_swap_overlay () noexcept
3803{ 3669{
3804 if (!ov_text) 3670 if (!ov.text)
3805 return; 3671 return;
3806 3672
3673 // hide cursor if it is within the overlay area
3674 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3675 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3676 screen.flags &= ~Screen_VisibleCursor;
3677
3807 // swap screen mem with overlay 3678 // swap screen mem with overlay
3808 for (int y = ov_h; y--; ) 3679 for (int y = ov.h; y--; )
3809 { 3680 {
3810 text_t *t1 = ov_text[y]; 3681 text_t *t1 = ov.text[y];
3811 rend_t *r1 = ov_rend[y]; 3682 rend_t *r1 = ov.rend[y];
3812 3683
3813 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x; 3684 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3814 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x; 3685 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3815 3686
3816 for (int x = ov_w; x--; ) 3687 for (int x = ov.w; x--; )
3817 { 3688 {
3818 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3689 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3819 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3690 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3820 } 3691 }
3821 } 3692 }

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