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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.326 by root, Wed Nov 5 13:04:51 2008 UTC vs.
Revision 1.435 by sf-exg, Sun Mar 24 10:12:04 2013 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 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * 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 9 * 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 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "rxvtperl.h" /* NECESSARY */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <inttypes.h> 31#include <inttypes.h>
32 32
33#include "salloc.C" // HACK, should be a seperate compile! 33static inline void
34
35static inline void fill_text (text_t *start, text_t value, int len) 34fill_text (text_t *start, text_t value, int len)
36{ 35{
37 while (len--) 36 while (len--)
38 *start++ = value; 37 *start++ = value;
39} 38}
40 39
41/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
44#define TABSIZE 8 /* default tab size */ 41#define TABSIZE 8 /* default tab size */
45 42
46/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
48 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
99 96
100/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
101void 98void
102rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW 99rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
103{ 100{
104 if (!l.t) 101 if (!l.valid ())
105 { 102 {
106 lalloc (l); 103 l.alloc ();
107 col = 0; 104 col = 0;
108 width = ncol; 105 width = ncol;
109 } 106 }
110 107
111 l.touch (); 108 l.touch ();
142 while (col > 0 && l.t[col] == NOCHAR) 139 while (col > 0 && l.t[col] == NOCHAR)
143 col--; 140 col--;
144 141
145 rend_t rend = l.r[col] & ~RS_baseattrMask; 142 rend_t rend = l.r[col] & ~RS_baseattrMask;
146 rend = SET_FONT (rend, FONTSET (rend)->find_font (' ')); 143 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
144
145 l.touch ();
147 146
148 // found start, nuke 147 // found start, nuke
149 do { 148 do {
150 l.t[col] = ' '; 149 l.t[col] = ' ';
151 l.r[col] = rend; 150 l.r[col] = rend;
152 col++; 151 col++;
153 } while (col < ncol && l.t[col] == NOCHAR); 152 } while (col < ncol && l.t[col] == NOCHAR);
154} 153}
155 154
155// set the rendition of a single wide character beginning at the given column
156void
157rxvt_term::scr_set_char_rend (line_t &l, int col, rend_t rend)
158{
159 do {
160 l.r[col] = rend;
161 col++;
162 } while (col < ncol && l.t[col] == NOCHAR);
163}
164
156/* ------------------------------------------------------------------------- * 165/* ------------------------------------------------------------------------- *
157 * SCREEN INITIALISATION * 166 * SCREEN INITIALISATION *
158 * ------------------------------------------------------------------------- */ 167 * ------------------------------------------------------------------------- */
159 168
160void 169void
170rxvt_term::scr_alloc () NOTHROW
171{
172 int tsize = sizeof (text_t) * ncol;
173 int rsize = sizeof (rend_t) * ncol;
174
175 // we assume that rend_t size is a sufficient alignment
176 // factor for text_t and line_t values, and we only
177 // need to adjust tsize.
178 tsize = (tsize + sizeof (rend_t) - 1);
179 tsize -= tsize % sizeof (rend_t);
180
181 int all_rows = total_rows + nrow + nrow;
182
183 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
184 chunk = chunk_alloc (chunk_size, 0);
185
186 char *base = (char *)chunk + sizeof (line_t) * all_rows;
187
188 for (int row = 0; row < all_rows; ++row)
189 {
190 line_t &l = ((line_t *)chunk) [row];
191
192 l.t = (text_t *)base; base += tsize;
193 l.r = (rend_t *)base; base += rsize;
194 l.l = -1;
195 l.f = 0;
196 }
197
198 drawn_buf = (line_t *)chunk;
199 swap_buf = drawn_buf + nrow;
200 row_buf = swap_buf + nrow;
201}
202
203void
204rxvt_term::copy_line (line_t &dst, line_t &src)
205{
206 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
207 dst.l = min (src.l, ncol);
208 memcpy (dst.t, src.t, sizeof (text_t) * dst.l);
209 memcpy (dst.r, src.r, sizeof (rend_t) * dst.l);
210 dst.f = src.f;
211}
212
213void ecb_cold
161rxvt_term::scr_reset () 214rxvt_term::scr_reset ()
162{ 215{
216#if ENABLE_OVERLAY
217 scr_overlay_off ();
218#endif
219
163 view_start = 0; 220 view_start = 0;
164 num_scr = 0; 221 num_scr = 0;
165 222
166 if (ncol == 0) 223 if (ncol == 0)
167 ncol = 80; 224 ncol = 80;
187 total_rows = nrow + saveLines; 244 total_rows = nrow + saveLines;
188 245
189 screen.tscroll = 0; 246 screen.tscroll = 0;
190 screen.bscroll = nrow - 1; 247 screen.bscroll = nrow - 1;
191 248
249 void *prev_chunk = chunk;
250 size_t prev_chunk_size = chunk_size;
251 line_t *prev_drawn_buf = drawn_buf;
252 line_t *prev_swap_buf = swap_buf;
253 line_t *prev_row_buf = row_buf;
254
255 scr_alloc ();
256
192 if (!row_buf) 257 if (!prev_row_buf)
193 { 258 {
194 /* 259 /*
195 * first time called so just malloc everything: don't rely on realloc 260 * first time called (or after scr_release) so just malloc everything: don't rely on realloc
196 */ 261 */
197 top_row = 0; 262 top_row = 0;
198 term_start = 0; 263 term_start = 0;
199
200 talloc = new rxvt_salloc (ncol * sizeof (text_t));
201 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
202
203 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
204 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
205 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206
207 for (int row = nrow; row--; )
208 {
209 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
210 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
211 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
212 }
213 264
214 memset (charsets, 'B', sizeof (charsets)); 265 memset (charsets, 'B', sizeof (charsets));
215 rstyle = DEFAULT_RSTYLE; 266 rstyle = DEFAULT_RSTYLE;
216 screen.flags = Screen_DefaultFlags; 267 screen.flags = Screen_DefaultFlags;
217 screen.cur.row = screen.cur.col = 0; 268 screen.cur.row = screen.cur.col = 0;
231 selection.text = NULL; 282 selection.text = NULL;
232 selection.len = 0; 283 selection.len = 0;
233 selection.op = SELECTION_CLEAR; 284 selection.op = SELECTION_CLEAR;
234 selection.screen = PRIMARY; 285 selection.screen = PRIMARY;
235 selection.clicks = 0; 286 selection.clicks = 0;
287 selection.clip_text = NULL;
288 selection.clip_len = 0;
236 } 289 }
237 else 290 else
238 { 291 {
239 /* 292 /*
240 * add or delete rows as appropriate 293 * add or delete rows as appropriate
241 */ 294 */
242 295
243 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t)); 296 int common_col = min (prev_ncol, ncol);
244 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
245
246#if 0
247 if (nrow < prev_nrow)
248 {
249 for (int row = nrow; row < prev_nrow; row++)
250 {
251 lfree (swap_buf [row]);
252 lfree (drawn_buf[row]);
253 }
254 }
255#endif
256
257 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
258 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
259 297
260 for (int row = min (nrow, prev_nrow); row--; ) 298 for (int row = min (nrow, prev_nrow); row--; )
261 { 299 {
262 lresize (drawn_buf[row]); 300 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
263 lresize (swap_buf [row]); 301 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
264 } 302 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
265 303
266 for (int row = prev_nrow; row < nrow; row++) 304 copy_line (swap_buf [row], prev_swap_buf [row]);
267 { 305 }
268 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
269 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
270 }
271
272 line_t *old_buf = row_buf;
273 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
274 306
275 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 307 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
276 int pend = MOD (term_start + top_row , prev_total_rows); 308 int pend = MOD (term_start + top_row , prev_total_rows);
277 int q = total_rows; // rewrapped row 309 int q = total_rows; // rewrapped row
278 310
286 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 318 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
287 319
288 do 320 do
289 { 321 {
290 p = MOD (p - 1, prev_total_rows); 322 p = MOD (p - 1, prev_total_rows);
291#ifdef DEBUG_STRICT
292 assert (old_buf [MOD (p, prev_total_rows)].t); 323 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
293#endif
294 int plines = 1; 324 int plines = 1;
295 int llen = old_buf [MOD (p, prev_total_rows)].l; 325 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
296 326
297 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 327 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
298 { 328 {
299 p = MOD (p - 1, prev_total_rows); 329 p = MOD (p - 1, prev_total_rows);
300 330
301 plines++; 331 plines++;
302 llen += prev_ncol; 332 llen += prev_ncol;
315 345
316 // re-assemble the full line by destination lines 346 // re-assemble the full line by destination lines
317 for (int qrow = q; qlines--; qrow++) 347 for (int qrow = q; qlines--; qrow++)
318 { 348 {
319 qline = row_buf + qrow; 349 qline = row_buf + qrow;
320 lalloc (*qline); 350 qline->alloc (); // redundant with next line
321 qline->l = ncol; 351 qline->l = ncol;
322 qline->is_longer (1); 352 qline->is_longer (1);
323 353
324 int qcol = 0; 354 int qcol = 0;
325 355
340 // this seems to upset applications/shells/readline 370 // this seems to upset applications/shells/readline
341 // least. 371 // least.
342 if (prow == ocur.row) 372 if (prow == ocur.row)
343 screen.cur.row = q - (total_rows - nrow); 373 screen.cur.row = q - (total_rows - nrow);
344 374
345 line_t &pline = old_buf [prow]; 375 line_t &pline = prev_row_buf [prow];
346 376
347 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 377 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
348 378
349 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 379 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
350 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 380 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
371 { 401 {
372 // if no scrollback exists (yet), wing, instead of wrap 402 // if no scrollback exists (yet), wing, instead of wrap
373 403
374 for (int row = min (nrow, prev_nrow); row--; ) 404 for (int row = min (nrow, prev_nrow); row--; )
375 { 405 {
376 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 406 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
377 line_t &qline = row_buf [row]; 407 line_t &dst = row_buf [row];
378 408
379 qline = pline; 409 copy_line (dst, src);
380 lresize (qline);
381 } 410 }
382 411
383 for (int row = prev_nrow; row < nrow; row++) 412 for (int row = prev_nrow; row < nrow; row++)
384 {
385 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 413 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
386 }
387 414
388 term_start = 0; 415 term_start = 0;
389 } 416 }
390
391 free (old_buf);
392 delete old_ta;
393 delete old_ra;
394 417
395 clamp_it (screen.cur.row, 0, nrow - 1); 418 clamp_it (screen.cur.row, 0, nrow - 1);
396 clamp_it (screen.cur.col, 0, ncol - 1); 419 clamp_it (screen.cur.col, 0, ncol - 1);
397 } 420 }
398 421
422 for (int row = nrow; row--; )
423 {
424 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
425 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
426 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
427 }
428
429 chunk_free (prev_chunk, prev_chunk_size);
430
399 free (tabs); 431 free (tabs);
400 tabs = (char *)rxvt_malloc (ncol); 432 tabs = (char *)rxvt_malloc (ncol);
401 433
402 for (int col = ncol; --col; ) 434 for (int col = ncol; col--; )
403 tabs [col] = col % TABSIZE == 0; 435 tabs [col] = col % TABSIZE == 0;
404 436
405 CLEAR_ALL_SELECTION (); 437 CLEAR_ALL_SELECTION ();
406 438
407 prev_nrow = nrow; 439 prev_nrow = nrow;
410 tt_winch (); 442 tt_winch ();
411 443
412 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 444 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
413} 445}
414 446
415/* ------------------------------------------------------------------------- */ 447void ecb_cold
416/*
417 * Free everything. That way malloc debugging can find leakage.
418 */
419void
420rxvt_term::scr_release () NOTHROW 448rxvt_term::scr_release () NOTHROW
421{ 449{
422 if (row_buf) 450 chunk_free (chunk, chunk_size);
423 { 451 chunk = 0;
424 delete talloc; talloc = 0; 452 row_buf = 0;
425 delete ralloc; ralloc = 0;
426 453
427 free (row_buf);
428 free (swap_buf);
429 free (drawn_buf);
430 row_buf = 0; // signal that we freed all the arrays above
431
432 free (tabs); 454 free (tabs);
433 tabs = 0; 455 tabs = 0;
434 }
435} 456}
436 457
437/* ------------------------------------------------------------------------- */ 458/* ------------------------------------------------------------------------- */
438/* 459/*
439 * Hard/Soft reset 460 * Hard/Soft reset
440 */ 461 */
441void 462void ecb_cold
442rxvt_term::scr_poweron () 463rxvt_term::scr_poweron ()
443{ 464{
444 scr_release (); 465 scr_release ();
466
445 prev_nrow = prev_ncol = 0; 467 prev_nrow = prev_ncol = 0;
446 rvideo_mode = false; 468 rvideo_mode = false;
447 scr_soft_reset (); 469 scr_soft_reset ();
448 scr_reset (); 470 scr_reset ();
449 471
450 scr_clear (true); 472 scr_clear (true);
451 scr_refresh (); 473 scr_refresh ();
452} 474}
453 475
454void 476void ecb_cold
455rxvt_term::scr_soft_reset () 477rxvt_term::scr_soft_reset () NOTHROW
456{ 478{
457 /* only affects modes, nothing drastic such as clearing the screen */ 479 /* only affects modes, nothing drastic such as clearing the screen */
458#if ENABLE_OVERLAY 480#if ENABLE_OVERLAY
459 scr_overlay_off (); 481 scr_overlay_off ();
460#endif 482#endif
510 } 532 }
511 533
512 /* boundary check in case screen size changed between SAVE and RESTORE */ 534 /* boundary check in case screen size changed between SAVE and RESTORE */
513 min_it (s->cur.row, nrow - 1); 535 min_it (s->cur.row, nrow - 1);
514 min_it (s->cur.col, ncol - 1); 536 min_it (s->cur.col, ncol - 1);
515#ifdef DEBUG_STRICT
516 assert (s->cur.row >= 0); 537 assert (s->cur.row >= 0);
517 assert (s->cur.col >= 0); 538 assert (s->cur.col >= 0);
518#endif
519} 539}
520 540
521void 541void
522rxvt_term::scr_swap_screen () 542rxvt_term::scr_swap_screen () NOTHROW
523{ 543{
524 if (!option (Opt_secondaryScreen)) 544 if (!option (Opt_secondaryScreen))
525 return; 545 return;
526 546
527 for (int i = prev_nrow; i--; ) 547 for (int i = prev_nrow; i--; )
546 return; 566 return;
547 567
548 want_refresh = 1; 568 want_refresh = 1;
549 view_start = 0; 569 view_start = 0;
550 570
551 selection_check (2); /* check for boundary cross */ 571 /* check for boundary cross */
572 row_col_t pos;
573 pos.row = pos.col = 0;
574 if (ROWCOL_IS_BEFORE (selection.beg, pos)
575 && ROWCOL_IS_AFTER (selection.end, pos))
576 CLEAR_SELECTION ();
552 577
553 int i = current_screen; current_screen = scrn; scrn = i; 578 current_screen = scrn;
554 579
555#if NSCREENS 580#if NSCREENS
556 if (option (Opt_secondaryScreen)) 581 if (option (Opt_secondaryScreen))
557 { 582 {
558 num_scr = 0; 583 num_scr = 0;
622/* 647/*
623 * Scroll text between <row1> and <row2> inclusive, by <count> lines 648 * Scroll text between <row1> and <row2> inclusive, by <count> lines
624 * count positive ==> scroll up 649 * count positive ==> scroll up
625 * count negative ==> scroll down 650 * count negative ==> scroll down
626 */ 651 */
627int 652int ecb_hot
628rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW 653rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
629{ 654{
630 if (count == 0 || (row1 > row2)) 655 if (count == 0 || (row1 > row2))
631 return 0; 656 return 0;
632 657
635 660
636 if (count > 0 661 if (count > 0
637 && row1 == 0 662 && row1 == 0
638 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) 663 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
639 { 664 {
665 min_it (count, total_rows - (nrow - (row2 + 1)));
666
640 top_row = max (top_row - count, -saveLines); 667 top_row = max (top_row - count, -saveLines);
641
642 // scroll everything up 'count' lines
643 term_start = (term_start + count) % total_rows;
644 668
645 // sever bottommost line 669 // sever bottommost line
646 { 670 {
647 line_t &l = ROW(row2 - count); 671 line_t &l = ROW(row2);
648 l.is_longer (0); 672 l.is_longer (0);
649 l.touch (); 673 l.touch ();
650 } 674 }
651 675
676 // scroll everything up 'count' lines
677 term_start = (term_start + count) % total_rows;
678
679 // now copy lines below the scroll region bottom to the
680 // bottom of the screen again, so they look as if they
681 // hadn't moved.
682 for (int i = nrow; --i > row2; )
683 {
684 line_t &l1 = ROW(i - count);
685 line_t &l2 = ROW(i);
686
687 ::swap (l1, l2);
688 l2.touch ();
689 }
690
652 // erase newly scrolled-in lines 691 // erase newly scrolled-in lines
653 for (int i = count; i--; ) 692 for (int i = count; i--; )
654 { 693 {
655 line_t &l = ROW(nrow - 1 - i); 694 line_t &l = ROW(row2 - i);
656 695
657 // optimize if already cleared, can be significant on slow machines 696 // optimise if already cleared, can be significant on slow machines
658 // could be rolled into scr_blank_screen_mem 697 // could be rolled into scr_blank_screen_mem
659 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask))) 698 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
660 { 699 {
661 scr_blank_line (l, 0, l.l, rstyle); 700 scr_blank_line (l, 0, l.l, rstyle);
662 l.l = 0; 701 l.l = 0;
664 } 703 }
665 else 704 else
666 scr_blank_screen_mem (l, rstyle); 705 scr_blank_screen_mem (l, rstyle);
667 } 706 }
668 707
669 // now copy lines below the scroll region bottom to the
670 // bottom of the screen again, so they look as if they
671 // hadn't moved.
672 for (int i = nrow; --i > row2; )
673 {
674 line_t &l1 = ROW(i - count);
675 line_t &l2 = ROW(i);
676
677 ::swap (l1, l2);
678 l2.touch ();
679 }
680
681 // move and/or clear selection, if any 708 // move and/or clear selection, if any
682 if (selection.op && current_screen == selection.screen) 709 if (selection.op && current_screen == selection.screen
710 && selection.beg.row <= row2)
683 { 711 {
684 selection.beg.row -= count; 712 selection.beg.row -= count;
685 selection.end.row -= count; 713 selection.end.row -= count;
686 selection.mark.row -= count; 714 selection.mark.row -= count;
687 715
688 if (selection.beg.row < top_row 716 selection_check (0);
689 || selection.end.row < top_row
690 || selection.mark.row < top_row)
691 {
692 CLEAR_ALL_SELECTION ();
693 selection.op = SELECTION_CLEAR;
694 }
695 } 717 }
696 718
697 // finally move the view window, if desired 719 // finally move the view window, if desired
698 if (option (Opt_scrollWithBuffer) 720 if (option (Opt_scrollWithBuffer)
699 && view_start != 0 721 && view_start != 0
729 } 751 }
730 752
731 // use a simple and robust scrolling algorithm, this 753 // use a simple and robust scrolling algorithm, this
732 // part of scr_scroll_text is not time-critical. 754 // part of scr_scroll_text is not time-critical.
733 755
756 // sever line above scroll region
757 if (row1)
758 {
759 line_t &l = ROW(row1 - 1);
760 l.is_longer (0);
761 l.touch ();
762 }
763
734 int rows = row2 - row1 + 1; 764 int rows = row2 - row1 + 1;
735 765
736 min_it (count, rows); 766 min_it (count, rows);
737 767
738 line_t *temp_buf = row_buf + total_rows; 768 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
739 769
740 for (int row = 0; row < rows; row++) 770 for (int row = 0; row < rows; row++)
741 { 771 {
742 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 772 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
743 773
745 scr_blank_screen_mem (temp_buf [row], rstyle); 775 scr_blank_screen_mem (temp_buf [row], rstyle);
746 } 776 }
747 777
748 for (int row = 0; row < rows; row++) 778 for (int row = 0; row < rows; row++)
749 ROW(row1 + row) = temp_buf [row]; 779 ROW(row1 + row) = temp_buf [row];
780
781 // sever bottommost line
782 {
783 line_t &l = ROW(row2);
784 l.is_longer (0);
785 l.touch ();
786 }
750 } 787 }
751 788
752 return count; 789 return count;
753} 790}
754 791
755/* ------------------------------------------------------------------------- */ 792/* ------------------------------------------------------------------------- */
756/* 793/*
757 * Add text given in <str> of length <len> to screen struct 794 * Add text given in <str> of length <len> to screen struct
758 */ 795 */
759void 796void ecb_hot
760rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW 797rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
761{ 798{
762 if (len <= 0) /* sanity */ 799 if (len <= 0) /* sanity */
763 return; 800 return;
764 801
765 unsigned char checksel; 802 bool checksel;
766 unicode_t c; 803 unicode_t c;
767 int ncol = this->ncol; 804 int ncol = this->ncol;
768 const wchar_t *strend = str + len; 805 const wchar_t *strend = str + len;
769 806
770 want_refresh = 1; 807 want_refresh = 1;
783 scr_scroll_text (screen.tscroll, screen.bscroll, minlines); 820 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
784 screen.cur.row -= minlines; 821 screen.cur.row -= minlines;
785 } 822 }
786 } 823 }
787 824
788#ifdef DEBUG_STRICT
789 assert (screen.cur.col < ncol); 825 assert (screen.cur.col < ncol);
790 assert (screen.cur.row < nrow 826 assert (screen.cur.row < nrow
791 && screen.cur.row >= top_row); 827 && screen.cur.row >= top_row);
792#endif
793 int row = screen.cur.row; 828 int row = screen.cur.row;
794 829
795 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 830 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
796 831
797 line_t *line = &ROW(row); 832 line_t *line = &ROW(row);
798 833
799 while (str < strend) 834 while (str < strend)
800 { 835 {
801 c = (unicode_t)*str++; // convert to rxvt-unicodes representation 836 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
802 837
803 if (expect_false (c < 0x20)) 838 if (ecb_unlikely (c < 0x20))
804 if (c == C0_LF) 839 if (c == C0_LF)
805 { 840 {
806 max_it (line->l, screen.cur.col); 841 max_it (line->l, screen.cur.col);
807 842
808 screen.flags &= ~Screen_WrapNext; 843 screen.flags &= ~Screen_WrapNext;
827 { 862 {
828 scr_tab (1, true); 863 scr_tab (1, true);
829 continue; 864 continue;
830 } 865 }
831 866
832 if (expect_false ( 867 if (ecb_unlikely (
833 checksel /* see if we're writing within selection */ 868 checksel /* see if we're writing within selection */
834 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 869 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
835 && ROWCOL_IS_BEFORE (screen.cur, selection.end) 870 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
836 )) 871 ))
837 { 872 {
842 * should be a similar check. 877 * should be a similar check.
843 */ 878 */
844 CLEAR_SELECTION (); 879 CLEAR_SELECTION ();
845 } 880 }
846 881
847 if (expect_false (screen.flags & Screen_WrapNext)) 882 if (ecb_unlikely (screen.flags & Screen_WrapNext))
848 { 883 {
849 scr_do_wrap (); 884 scr_do_wrap ();
850 885
851 line->l = ncol; 886 line->l = ncol;
852 line->is_longer (1); 887 line->is_longer (1);
854 row = screen.cur.row; 889 row = screen.cur.row;
855 line = &ROW(row); /* _must_ refresh */ 890 line = &ROW(row); /* _must_ refresh */
856 } 891 }
857 892
858 // some utf-8 decoders "decode" surrogate characters: let's fix this. 893 // some utf-8 decoders "decode" surrogate characters: let's fix this.
859 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff))) 894 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
860 c = 0xfffd; 895 c = 0xfffd;
861 896
862 // rely on wcwidth to tell us the character width, do wcwidth before 897 // rely on wcwidth to tell us the character width, do wcwidth before
863 // further replacements, as wcwidth might return -1 for the line 898 // further replacements, as wcwidth might return -1 for the line
864 // drawing characters below as they might be invalid in the current 899 // drawing characters below as they might be invalid in the current
865 // locale. 900 // locale.
866 int width = WCWIDTH (c); 901 int width = WCWIDTH (c);
867 902
868 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL 903 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
869 { 904 {
870 // vt100 special graphics and line drawing 905 // vt100 special graphics and line drawing
871 // 5f-7e standard vt100 906 // 5f-7e standard vt100
872 // 40-5e rxvt extension for extra curses acs chars 907 // 40-5e rxvt extension for extra curses acs chars
873 static uint16_t vt100_0[62] = { // 41 .. 7e 908 static uint16_t vt100_0[62] = { // 41 .. 7e
886 c = vt100_0[c - 0x41]; 921 c = vt100_0[c - 0x41];
887 width = 1; // vt100 line drawing characters are always single-width 922 width = 1; // vt100 line drawing characters are always single-width
888 } 923 }
889 } 924 }
890 925
891 if (expect_false (screen.flags & Screen_Insert)) 926 if (ecb_unlikely (screen.flags & Screen_Insert))
892 scr_insdel_chars (width, INSERT); 927 scr_insdel_chars (width, INSERT);
893 928
894 if (width != 0) 929 if (width != 0)
895 { 930 {
896#if !UNICODE_3 931#if !UNICODE_3
901# else 936# else
902 c = 0xfffd; 937 c = 0xfffd;
903# endif 938# endif
904#endif 939#endif
905 940
941 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
942
943 // if the character doesn't fit into the remaining columns...
944 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
945 {
946 if (screen.flags & Screen_Autowrap)
947 {
948 // ... artificially enlargen the previous one
949 c = NOCHAR;
950 // and try the same character next loop iteration
951 --str;
952 }
953 else
954 screen.cur.col = ncol - width;
955 }
956
906 // nuke the character at this position, if required 957 // nuke the character at this position, if required
907 if (expect_false ( 958 // due to wonderful coincidences everywhere else in this loop
959 // we never have to check for overwriting a wide char itself,
960 // only its tail.
908 line->t[screen.cur.col] == NOCHAR 961 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
909 || (screen.cur.col < ncol - 1
910 && line->t[screen.cur.col + 1] == NOCHAR)
911 ))
912 scr_kill_char (*line, screen.cur.col); 962 scr_kill_char (*line, screen.cur.col);
913
914 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
915
916 // if the character doesn't fit into the remaining columns...
917 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
918 {
919 // ... artificially enlargen the previous one
920 c = NOCHAR;
921 // and try the same character next loop iteration
922 --str;
923 }
924 963
925 line->touch (); 964 line->touch ();
926 965
927 do 966 do
928 { 967 {
929 line->t[screen.cur.col] = c; 968 line->t[screen.cur.col] = c;
930 line->r[screen.cur.col] = rend; 969 line->r[screen.cur.col] = rend;
931 970
932 if (expect_true (screen.cur.col < ncol - 1)) 971 if (ecb_likely (screen.cur.col < ncol - 1))
933 screen.cur.col++; 972 screen.cur.col++;
934 else 973 else
935 { 974 {
936 line->l = ncol; 975 line->l = ncol;
937 if (screen.flags & Screen_Autowrap) 976 if (screen.flags & Screen_Autowrap)
938 screen.flags |= Screen_WrapNext; 977 screen.flags |= Screen_WrapNext;
939 break; 978
979 goto end_of_line;
940 } 980 }
941 981
942 c = NOCHAR; 982 c = NOCHAR;
943 } 983 }
944 while (expect_false (--width > 0)); 984 while (ecb_unlikely (--width > 0));
945 985
946 // pad with spaces when overwriting wide character with smaller one 986 // pad with spaces when overwriting wide character with smaller one
947 if (expect_false (!width)) 987 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
948 { 988 {
949 line->touch ();
950
951 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
952 {
953 line->t[c] = ' '; 989 line->t[c] = ' ';
954 line->r[c] = rend; 990 line->r[c] = rend;
955 }
956 } 991 }
992
993end_of_line:
994 ;
957 } 995 }
958#if ENABLE_COMBINING 996#if ENABLE_COMBINING
959 else // width == 0 997 else // width == 0
960 { 998 {
961 if (c != 0xfeff) // ignore BOM 999 if (c != 0xfeff) // ignore BOM
1001#endif 1039#endif
1002 } 1040 }
1003 1041
1004 max_it (line->l, screen.cur.col); 1042 max_it (line->l, screen.cur.col);
1005 1043
1006#ifdef DEBUG_STRICT
1007 assert (screen.cur.row >= 0); 1044 assert (screen.cur.row >= 0);
1008#endif
1009} 1045}
1010 1046
1011/* ------------------------------------------------------------------------- */ 1047/* ------------------------------------------------------------------------- */
1012/* 1048/*
1013 * Process Backspace. Move back the cursor back a position, wrap if have to 1049 * Process Backspace. Move back the cursor back a position, wrap if have to
1026 1062
1027 want_refresh = 1; 1063 want_refresh = 1;
1028#endif 1064#endif
1029 } 1065 }
1030 } 1066 }
1067 else if (screen.flags & Screen_WrapNext)
1068 screen.flags &= ~Screen_WrapNext;
1031 else 1069 else
1032 scr_gotorc (0, -1, RELATIVE); 1070 scr_gotorc (0, -1, RELATIVE);
1033} 1071}
1034 1072
1035/* ------------------------------------------------------------------------- */ 1073/* ------------------------------------------------------------------------- */
1113 * XTERM_SEQ: ESC 6 1151 * XTERM_SEQ: ESC 6
1114 * Move cursor left in row. If we're at the left boundary, shift everything 1152 * Move cursor left in row. If we're at the left boundary, shift everything
1115 * in that row right. Clear left column. 1153 * in that row right. Clear left column.
1116 */ 1154 */
1117#if !ENABLE_MINIMAL 1155#if !ENABLE_MINIMAL
1118void 1156void ecb_cold
1119rxvt_term::scr_backindex () NOTHROW 1157rxvt_term::scr_backindex () NOTHROW
1120{ 1158{
1121 if (screen.cur.col > 0) 1159 if (screen.cur.col > 0)
1122 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1160 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1123 else 1161 else
1130 * XTERM_SEQ: ESC 9 1168 * XTERM_SEQ: ESC 9
1131 * Move cursor right in row. If we're at the right boundary, shift everything 1169 * Move cursor right in row. If we're at the right boundary, shift everything
1132 * in that row left. Clear right column. 1170 * in that row left. Clear right column.
1133 */ 1171 */
1134#if !ENABLE_MINIMAL 1172#if !ENABLE_MINIMAL
1135void 1173void ecb_cold
1136rxvt_term::scr_forwardindex () NOTHROW 1174rxvt_term::scr_forwardindex () NOTHROW
1137{ 1175{
1138 if (screen.cur.col < ncol - 1) 1176 if (screen.cur.col < ncol - 1)
1139 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1177 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1140 else 1178 else
1291 scr_blank_line (line, col, num, rstyle); 1329 scr_blank_line (line, col, num, rstyle);
1292} 1330}
1293 1331
1294/* ------------------------------------------------------------------------- */ 1332/* ------------------------------------------------------------------------- */
1295/* 1333/*
1296 * Erase part of whole of the screen 1334 * Erase part or whole of the screen
1297 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1335 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1298 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1336 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1299 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1337 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1300 */ 1338 */
1301void 1339void
1310 ZERO_SCROLLBACK (); 1348 ZERO_SCROLLBACK ();
1311 1349
1312 switch (mode) 1350 switch (mode)
1313 { 1351 {
1314 case 0: /* erase to end of screen */ 1352 case 0: /* erase to end of screen */
1315 selection_check (1);
1316 scr_erase_line (0); 1353 scr_erase_line (0);
1317 row = screen.cur.row + 1; /* possible OOB */ 1354 row = screen.cur.row + 1; /* possible OOB */
1318 num = nrow - row; 1355 num = nrow - row;
1319 break; 1356 break;
1320 case 1: /* erase to beginning of screen */ 1357 case 1: /* erase to beginning of screen */
1321 selection_check (3);
1322 scr_erase_line (1); 1358 scr_erase_line (1);
1323 row = 0; 1359 row = 0;
1324 num = screen.cur.row; 1360 num = screen.cur.row;
1325 break; 1361 break;
1326 case 2: /* erase whole screen */ 1362 case 2: /* erase whole screen */
1327 selection_check (3);
1328 row = 0; 1363 row = 0;
1329 num = nrow; 1364 num = nrow;
1330 break; 1365 break;
1331 default: 1366 default:
1332 return; 1367 return;
1341 if (row >= nrow) /* Out Of Bounds */ 1376 if (row >= nrow) /* Out Of Bounds */
1342 return; 1377 return;
1343 1378
1344 min_it (num, nrow - row); 1379 min_it (num, nrow - row);
1345 1380
1346 // TODO: the code below does not work when view_start != 0
1347 // the workaround is to disable the clear and use a normal refresh
1348 // when view_start != 0. mysterious.
1349 if (rstyle & (RS_RVid | RS_Uline)) 1381 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1350 ren = (rend_t) ~RS_None; 1382 ren = (rend_t) ~RS_None;
1351 else if (GET_BASEBG (rstyle) == Color_bg) 1383 else if (GET_BASEBG (rstyle) == Color_bg)
1352 { 1384 {
1353 ren = DEFAULT_RSTYLE; 1385 ren = DEFAULT_RSTYLE;
1354 1386
1355 if (mapped && !view_start) 1387 if (mapped)
1356 XClearArea (dpy, vt, 0, 1388 XClearArea (dpy, vt, 0,
1357 Row2Pixel (row - view_start), (unsigned int)width, 1389 Row2Pixel (row - view_start), (unsigned int)vt_width,
1358 (unsigned int)Height2Pixel (num), False); 1390 (unsigned int)Height2Pixel (num), False);
1359 } 1391 }
1360 else 1392 else
1361 { 1393 {
1362 ren = rstyle & (RS_fgMask | RS_bgMask); 1394 ren = rstyle & (RS_fgMask | RS_bgMask);
1363 1395
1364 if (mapped && !view_start) 1396 if (mapped)
1365 { 1397 {
1366 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1398 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1367 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1399 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1368 XFillRectangle (dpy, vt, gc, 1400 XFillRectangle (dpy, vt, gc,
1369 0, Row2Pixel (row - view_start), 1401 0, Row2Pixel (row - view_start),
1370 (unsigned int)width, 1402 (unsigned int)vt_width,
1371 (unsigned int)Height2Pixel (num)); 1403 (unsigned int)Height2Pixel (num));
1372 gcvalue.foreground = pix_colors[Color_fg]; 1404 gcvalue.foreground = pix_colors[Color_fg];
1373 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1405 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1374 } 1406 }
1375 } 1407 }
1376 1408
1377 for (; num--; row++) 1409 for (; num--; row++)
1378 { 1410 {
1379 scr_blank_screen_mem (ROW(row), rstyle); 1411 scr_blank_screen_mem (ROW(row), rstyle);
1380 1412
1381 if (!view_start) 1413 if (row - view_start < nrow)
1382 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1414 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1383 } 1415 }
1384} 1416}
1385 1417
1386#if !ENABLE_MINIMAL 1418#if !ENABLE_MINIMAL
1387void 1419void
1397/* ------------------------------------------------------------------------- */ 1429/* ------------------------------------------------------------------------- */
1398/* 1430/*
1399 * Fill the screen with `E's 1431 * Fill the screen with `E's
1400 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1432 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1401 */ 1433 */
1402void 1434void ecb_cold
1403rxvt_term::scr_E () NOTHROW 1435rxvt_term::scr_E () NOTHROW
1404{ 1436{
1405 rend_t fs; 1437 rend_t fs;
1406 1438
1407 want_refresh = 1; 1439 want_refresh = 1;
1408 ZERO_SCROLLBACK (); 1440 ZERO_SCROLLBACK ();
1409 1441
1410 num_scr_allow = 0; 1442 num_scr_allow = 0;
1411 selection_check (3); 1443
1444 row_col_t pos;
1445 pos.row = pos.col = 0;
1446 if (ROWCOL_IS_AFTER (selection.end, pos))
1447 CLEAR_SELECTION ();
1412 1448
1413 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1449 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1414 for (int row = nrow; row--; ) 1450 for (int row = nrow; row--; )
1415 { 1451 {
1416 line_t &line = ROW(row); 1452 line_t &line = ROW(row);
1567/* ------------------------------------------------------------------------- */ 1603/* ------------------------------------------------------------------------- */
1568/* 1604/*
1569 * Set the scrolling region 1605 * Set the scrolling region
1570 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1606 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1571 */ 1607 */
1572void 1608void ecb_cold
1573rxvt_term::scr_scroll_region (int top, int bot) NOTHROW 1609rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1574{ 1610{
1575 max_it (top, 0); 1611 max_it (top, 0);
1576 min_it (bot, nrow - 1); 1612 min_it (bot, nrow - 1);
1577 1613
1587/* 1623/*
1588 * Make the cursor visible/invisible 1624 * Make the cursor visible/invisible
1589 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1625 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1590 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1626 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1591 */ 1627 */
1592void 1628void ecb_cold
1593rxvt_term::scr_cursor_visible (int mode) NOTHROW 1629rxvt_term::scr_cursor_visible (int mode) NOTHROW
1594{ 1630{
1595 want_refresh = 1; 1631 want_refresh = 1;
1596 1632
1597 if (mode) 1633 if (mode)
1604/* 1640/*
1605 * Set/unset automatic wrapping 1641 * Set/unset automatic wrapping
1606 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1642 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1607 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1643 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1608 */ 1644 */
1609void 1645void ecb_cold
1610rxvt_term::scr_autowrap (int mode) NOTHROW 1646rxvt_term::scr_autowrap (int mode) NOTHROW
1611{ 1647{
1612 if (mode) 1648 if (mode)
1613 screen.flags |= Screen_Autowrap; 1649 screen.flags |= Screen_Autowrap;
1614 else 1650 else
1623 * Relative mode: line numbers are relative to top margin of scrolling region 1659 * Relative mode: line numbers are relative to top margin of scrolling region
1624 * and the cursor cannot be moved outside. 1660 * and the cursor cannot be moved outside.
1625 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1661 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1626 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1662 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1627 */ 1663 */
1628void 1664void ecb_cold
1629rxvt_term::scr_relative_origin (int mode) NOTHROW 1665rxvt_term::scr_relative_origin (int mode) NOTHROW
1630{ 1666{
1631 if (mode) 1667 if (mode)
1632 screen.flags |= Screen_Relative; 1668 screen.flags |= Screen_Relative;
1633 else 1669 else
1640/* 1676/*
1641 * Set insert/replace mode 1677 * Set insert/replace mode
1642 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1678 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1643 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1679 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1644 */ 1680 */
1645void 1681void ecb_cold
1646rxvt_term::scr_insert_mode (int mode) NOTHROW 1682rxvt_term::scr_insert_mode (int mode) NOTHROW
1647{ 1683{
1648 if (mode) 1684 if (mode)
1649 screen.flags |= Screen_Insert; 1685 screen.flags |= Screen_Insert;
1650 else 1686 else
1656 * Set/Unset tabs 1692 * Set/Unset tabs
1657 * XTERM_SEQ: Set tab at current column : ESC H 1693 * XTERM_SEQ: Set tab at current column : ESC H
1658 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1694 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1659 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1695 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1660 */ 1696 */
1661void 1697void ecb_cold
1662rxvt_term::scr_set_tab (int mode) NOTHROW 1698rxvt_term::scr_set_tab (int mode) NOTHROW
1663{ 1699{
1664 if (mode < 0) 1700 if (mode < 0)
1665 memset (tabs, 0, ncol); 1701 memset (tabs, 0, ncol);
1666 else if (screen.cur.col < ncol) 1702 else if (screen.cur.col < ncol)
1685 if (rvideo_state != on) 1721 if (rvideo_state != on)
1686 { 1722 {
1687 rvideo_state = on; 1723 rvideo_state = on;
1688 1724
1689 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1725 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1690#ifdef HAVE_BG_PIXMAP 1726#ifdef HAVE_IMG
1691 if (bgPixmap.pixmap == None) 1727 if (bg_img == 0)
1692#endif 1728#endif
1693 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1729 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1694 1730
1695 XGCValues gcvalue; 1731 XGCValues gcvalue;
1696 gcvalue.foreground = pix_colors[Color_fg]; 1732 gcvalue.foreground = pix_colors[Color_fg];
1705/* ------------------------------------------------------------------------- */ 1741/* ------------------------------------------------------------------------- */
1706/* 1742/*
1707 * Report current cursor position 1743 * Report current cursor position
1708 * XTERM_SEQ: Report position: ESC [ 6 n 1744 * XTERM_SEQ: Report position: ESC [ 6 n
1709 */ 1745 */
1710void 1746void ecb_cold
1711rxvt_term::scr_report_position () NOTHROW 1747rxvt_term::scr_report_position () NOTHROW
1712{ 1748{
1713 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1749 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1714} 1750}
1715 1751
1718 * ------------------------------------------------------------------------- */ 1754 * ------------------------------------------------------------------------- */
1719 1755
1720/* 1756/*
1721 * Set font style 1757 * Set font style
1722 */ 1758 */
1723void 1759void ecb_cold
1724rxvt_term::set_font_style () NOTHROW 1760rxvt_term::set_font_style () NOTHROW
1725{ 1761{
1726#if 0 1762#if 0
1727 switch (charsets [screen.charset]) 1763 switch (charsets [screen.charset])
1728 { 1764 {
1750 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1786 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1751 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1787 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1752 * XTERM_SEQ: Invoke G2 character set: ESC N 1788 * XTERM_SEQ: Invoke G2 character set: ESC N
1753 * XTERM_SEQ: Invoke G3 character set: ESC O 1789 * XTERM_SEQ: Invoke G3 character set: ESC O
1754 */ 1790 */
1755void 1791void ecb_cold
1756rxvt_term::scr_charset_choose (int set) NOTHROW 1792rxvt_term::scr_charset_choose (int set) NOTHROW
1757{ 1793{
1758 screen.charset = set; 1794 screen.charset = set;
1759 set_font_style (); 1795 set_font_style ();
1760} 1796}
1781 * ------------------------------------------------------------------------- */ 1817 * ------------------------------------------------------------------------- */
1782 1818
1783/* 1819/*
1784 * refresh matching text. 1820 * refresh matching text.
1785 */ 1821 */
1786bool 1822bool ecb_cold
1787rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW 1823rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1788{ 1824{
1789 bool found = false; 1825 bool found = false;
1790 1826
1791 for (int i = 0; i < nrow; i++) 1827 for (int i = 0; i < nrow; i++)
1810 PART_BEG = 0, 1846 PART_BEG = 0,
1811 PART_END, 1847 PART_END,
1812 RC_COUNT 1848 RC_COUNT
1813}; 1849};
1814 1850
1815void 1851void ecb_hot
1816rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW 1852rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1817{ 1853{
1818 int i; 1854 int i;
1819 row_col_t rc[RC_COUNT]; 1855 row_col_t rc[RC_COUNT];
1820 1856
1840 for (i = PART_BEG; i < RC_COUNT; i++) 1876 for (i = PART_BEG; i < RC_COUNT; i++)
1841 { 1877 {
1842 min_it (rc[i].col, ncol - 1); 1878 min_it (rc[i].col, ncol - 1);
1843 min_it (rc[i].row, nrow - 1); 1879 min_it (rc[i].row, nrow - 1);
1844 } 1880 }
1845// TODO: this line somehow causes segfault if scr_expose() is called just after resize 1881
1846 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1882 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1847 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1883 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1848 1884
1849 num_scr_allow = 0; 1885 num_scr_allow = 0;
1850 1886
1857 * Refresh the entire screen 1893 * Refresh the entire screen
1858 */ 1894 */
1859void 1895void
1860rxvt_term::scr_touch (bool refresh) NOTHROW 1896rxvt_term::scr_touch (bool refresh) NOTHROW
1861{ 1897{
1862 scr_expose (0, 0, width, height, refresh); 1898 scr_expose (0, 0, vt_width, vt_height, refresh);
1863} 1899}
1864 1900
1865/* ------------------------------------------------------------------------- */ 1901/* ------------------------------------------------------------------------- */
1866/* 1902/*
1867 * Move the display so that the line represented by scrollbar value Y is at 1903 * Move the display so that the line represented by scrollbar value Y is at
1923 1959
1924# ifndef NO_MAPALERT 1960# ifndef NO_MAPALERT
1925# ifdef MAPALERT_OPTION 1961# ifdef MAPALERT_OPTION
1926 if (option (Opt_mapAlert)) 1962 if (option (Opt_mapAlert))
1927# endif 1963# endif
1928 XMapWindow (dpy, parent[0]); 1964 XMapWindow (dpy, parent);
1929# endif 1965# endif
1930 1966
1931# if ENABLE_FRILLS 1967# if ENABLE_FRILLS
1932 if (option (Opt_urgentOnBell)) 1968 if (option (Opt_urgentOnBell))
1933 set_urgency (1); 1969 set_urgency (1);
1941 1977
1942 bell_ev.start (VISUAL_BELL_DURATION); 1978 bell_ev.start (VISUAL_BELL_DURATION);
1943 } 1979 }
1944 else 1980 else
1945 XBell (dpy, 0); 1981 XBell (dpy, 0);
1982 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1946#endif 1983#endif
1947} 1984}
1948 1985
1949/* ------------------------------------------------------------------------- */ 1986/* ------------------------------------------------------------------------- */
1950/* ARGSUSED */ 1987void ecb_cold
1951void
1952rxvt_term::scr_printscreen (int fullhist) NOTHROW 1988rxvt_term::scr_printscreen (int fullhist) NOTHROW
1953{ 1989{
1954#ifdef PRINTPIPE 1990#ifdef PRINTPIPE
1955 int nrows, row_start; 1991 int nrows, row_start;
1956 FILE *fd = popen_printer (); 1992 FILE *fd = popen_printer ();
1969 row_start = view_start; 2005 row_start = view_start;
1970 } 2006 }
1971 2007
1972 wctomb (0, 0); 2008 wctomb (0, 0);
1973 2009
1974 for (int r1 = 0; r1 < nrows; r1++) 2010 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1975 { 2011 {
1976 text_t *tp = ROW(r1).t; 2012 text_t *tp = ROW(r1).t;
1977 int len = ROW(r1).l; 2013 int len = ROW(r1).l;
1978 2014
1979 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 2015 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2005/* 2041/*
2006 * Refresh the screen 2042 * Refresh the screen
2007 * drawn_text/drawn_rend contain the screen information before the update. 2043 * drawn_text/drawn_rend contain the screen information before the update.
2008 * screen.text/screen.rend contain what the screen will change to. 2044 * screen.text/screen.rend contain what the screen will change to.
2009 */ 2045 */
2010void 2046void ecb_hot
2011rxvt_term::scr_refresh () NOTHROW 2047rxvt_term::scr_refresh () NOTHROW
2012{ 2048{
2013 unsigned char have_bg,
2014 showcursor; /* show the cursor */
2015 int16_t col, row, /* column/row we're processing */ 2049 int16_t col, row, /* column/row we're processing */
2016 ocrow; /* old cursor row */ 2050 ocrow; /* old cursor row */
2017 int i; /* tmp */ 2051 int i; /* tmp */
2018#ifndef NO_CURSORCOLOR
2019 rend_t cc1; /* store colours at cursor position (s) */
2020#endif
2021 rend_t *crp; // cursor rendition pointer
2022 rend_t ccol1, /* Cursor colour */ 2052 rend_t ccol1, /* Cursor colour */
2023 ccol2; /* Cursor colour2 */ 2053 ccol2; /* Cursor colour2 */
2054 rend_t cur_rend;
2055 int cur_col;
2024 2056
2025 want_refresh = 0; /* screen is current */ 2057 want_refresh = 0; /* screen is current */
2026 2058
2027 if (refresh_type == NO_REFRESH || !mapped) 2059 if (refresh_type == NO_REFRESH || !mapped)
2028 return; 2060 return;
2030 /* 2062 /*
2031 * A: set up vars 2063 * A: set up vars
2032 */ 2064 */
2033 refresh_count = 0; 2065 refresh_count = 0;
2034 2066
2067 unsigned int old_screen_flags = screen.flags;
2035 have_bg = 0; 2068 bool have_bg = 0;
2036#ifdef HAVE_BG_PIXMAP 2069#ifdef HAVE_IMG
2037 have_bg = bgPixmap.pixmap != None; 2070 have_bg = bg_img != 0;
2038#endif 2071#endif
2039 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2072 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2040 2073
2041 /* 2074 /*
2042 * B: reverse any characters which are selected 2075 * B: reverse any characters which are selected
2043 */ 2076 */
2044 scr_reverse_selection (); 2077 scr_reverse_selection ();
2045 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
2046 /* 2086 /*
2047 * C: set the cursor character (s) 2087 * C: set the cursor character (s)
2048 */ 2088 */
2049 { 2089 {
2050 unsigned char setoldcursor; 2090 bool setoldcursor;
2051 2091
2052 showcursor = (screen.flags & Screen_VisibleCursor);
2053#ifdef CURSOR_BLINK 2092#ifdef CURSOR_BLINK
2054 if (hidden_cursor) 2093 if (hidden_cursor)
2055 showcursor = 0; 2094 showcursor = 0;
2056#endif 2095#endif
2057 2096
2060 int col = screen.cur.col; 2099 int col = screen.cur.col;
2061 2100
2062 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2101 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2063 col--; 2102 col--;
2064 2103
2065 crp = &ROW(screen.cur.row).r[col]; 2104 cur_rend = ROW(screen.cur.row).r[col];
2105 cur_col = col;
2066 2106
2067#ifndef NO_CURSORCOLOR 2107#ifndef NO_CURSORCOLOR
2068 cc1 = *crp & (RS_fgMask | RS_bgMask);
2069 if (ISSET_PIXCOLOR (Color_cursor)) 2108 if (ISSET_PIXCOLOR (Color_cursor))
2070 ccol1 = Color_cursor; 2109 ccol1 = Color_cursor;
2071 else 2110 else
2072#endif 2111#endif
2073#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2112#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2085 ccol2 = bgcolor_of (rstyle); 2124 ccol2 = bgcolor_of (rstyle);
2086#else 2125#else
2087 ccol2 = Color_bg; 2126 ccol2 = Color_bg;
2088#endif 2127#endif
2089 2128
2090 if (showcursor && focus) 2129 if (focus)
2091 { 2130 {
2131 rend_t rend = cur_rend;
2132
2092 if (option (Opt_cursorUnderline)) 2133 if (option (Opt_cursorUnderline))
2093 *crp ^= RS_Uline; 2134 rend ^= RS_Uline;
2094 else 2135 else
2095 { 2136 {
2096 *crp ^= RS_RVid; 2137 rend ^= RS_RVid;
2097 *crp = SET_FGCOLOR (*crp, ccol1); 2138 rend = SET_FGCOLOR (rend, ccol1);
2098 *crp = SET_BGCOLOR (*crp, ccol2); 2139 rend = SET_BGCOLOR (rend, ccol2);
2099 } 2140 }
2141
2142 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
2100 } 2143 }
2101 } 2144 }
2102 2145
2103 /* make sure no outline cursor is left around */ 2146 /* make sure no outline cursor is left around */
2104 setoldcursor = 0; 2147 setoldcursor = 0;
2130 oldcursor.col = screen.cur.col; 2173 oldcursor.col = screen.cur.col;
2131 } 2174 }
2132 } 2175 }
2133 } 2176 }
2134 2177
2135 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2136#if ENABLE_OVERLAY
2137 scr_swap_overlay ();
2138#endif
2139
2140#ifndef NO_SLOW_LINK_SUPPORT 2178#ifndef NO_SLOW_LINK_SUPPORT
2141 /* 2179 /*
2142 * D: CopyArea pass - very useful for slower links 2180 * D: CopyArea pass - very useful for slower links
2143 * This has been deliberately kept simple. 2181 * This has been deliberately kept simple.
2144 */ 2182 */
2148 { 2186 {
2149 int16_t nits; 2187 int16_t nits;
2150 int i = num_scr; 2188 int i = num_scr;
2151 int j; 2189 int j;
2152 int len, wlen; 2190 int len, wlen;
2153 dLocal (int, num_scr);
2154 2191
2155 j = nrow; 2192 j = nrow;
2156 wlen = len = -1; 2193 wlen = len = -1;
2157 row = i > 0 ? 0 : j - 1; 2194 row = i > 0 ? 0 : j - 1;
2158 2195
2233 continue; 2270 continue;
2234 2271
2235 // redraw one or more characters 2272 // redraw one or more characters
2236 2273
2237 // seek to the beginning of wide characters 2274 // seek to the beginning of wide characters
2238 while (expect_false (stp[col] == NOCHAR && col > 0)) 2275 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2239 --col; 2276 --col;
2240 2277
2241 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2278 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2242 text_t *text = stp + col; 2279 text_t *text = stp + col;
2243 int count = 1; 2280 int count = 1;
2244 2281
2245 dtp[col] = stp[col]; 2282 dtp[col] = stp[col];
2246 drp[col] = rend; 2283 drp[col] = rend;
2250 for (i = 0; ++col < ncol; ) 2287 for (i = 0; ++col < ncol; )
2251 { 2288 {
2252 if (stp[col] == NOCHAR) 2289 if (stp[col] == NOCHAR)
2253 { 2290 {
2254 dtp[col] = stp[col]; 2291 dtp[col] = stp[col];
2255 drp[col] = rend; 2292 drp[col] = srp[col];
2293
2256 count++; 2294 count++;
2257 i++; 2295 i++;
2258 2296
2259 continue; 2297 continue;
2260 } 2298 }
2280 2318
2281 col--; /* went one too far. move back */ 2319 col--; /* went one too far. move back */
2282 count -= i; /* dump any matching trailing chars */ 2320 count -= i; /* dump any matching trailing chars */
2283 2321
2284 // sometimes we optimize away the trailing NOCHAR's, add them back 2322 // sometimes we optimize away the trailing NOCHAR's, add them back
2285 while (expect_false (i && text[count] == NOCHAR)) 2323 while (ecb_unlikely (i && text[count] == NOCHAR))
2286 count++, i--; 2324 count++, i--;
2287 2325
2288 /* 2326 /*
2289 * Determine the attributes for the string 2327 * Determine the attributes for the string
2290 */ 2328 */
2291 int fore = fgcolor_of (rend); // desired foreground 2329 int fore = fgcolor_of (rend); // desired foreground
2292 int back = bgcolor_of (rend); // desired background 2330 int back = bgcolor_of (rend); // desired background
2293 2331
2294 // only do special processing if any attributes are set, which is unlikely 2332 // only do special processing if any attributes are set, which is unlikely
2295 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))) 2333 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2296 { 2334 {
2297 bool invert = rend & RS_RVid; 2335 bool invert = rend & RS_RVid;
2298 2336
2299#ifndef NO_BOLD_UNDERLINE_REVERSE 2337#ifndef NO_BOLD_UNDERLINE_REVERSE
2300 if (rend & RS_Bold && fore == Color_fg) 2338 if (rend & RS_Bold && fore == Color_fg)
2319 2357
2320 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL)) 2358 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2321 fore = Color_UL; 2359 fore = Color_UL;
2322#endif 2360#endif
2323 2361
2362#ifdef OPTION_HC
2363 if (rend & RS_Sel)
2364 {
2365 /* invert the column if no highlightColor is set or it is the
2366 * current cursor column */
2367 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2368 && ISSET_PIXCOLOR (Color_HC))
2369 {
2370 if (ISSET_PIXCOLOR (Color_HTC))
2371 fore = Color_HTC;
2372 // if invert is 0 reverse video is set so we use bg color as fg color
2373 else if (!invert)
2374 fore = back;
2375
2376 back = Color_HC;
2377 invert = 0;
2378 }
2379 }
2380#endif
2381
2324 if (invert) 2382 if (invert)
2325 { 2383 {
2326#ifdef OPTION_HC
2327 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2328 || !ISSET_PIXCOLOR (Color_HC))
2329#endif
2330 /* invert the column if no highlightColor is set or it is the
2331 * current cursor column */
2332 ::swap (fore, back); 2384 ::swap (fore, back);
2333#ifdef OPTION_HC
2334 else if (ISSET_PIXCOLOR (Color_HC))
2335 back = Color_HC;
2336#endif
2337 2385
2338#ifndef NO_BOLD_UNDERLINE_REVERSE 2386#ifndef NO_BOLD_UNDERLINE_REVERSE
2339# ifndef OPTION_HC
2340 if (ISSET_PIXCOLOR (Color_RV))
2341 back = Color_RV;
2342# endif
2343 if (fore == back) 2387 if (fore == back)
2344 { 2388 {
2345 fore = Color_bg; 2389 fore = Color_bg;
2346 back = Color_fg; 2390 back = Color_fg;
2347 } 2391 }
2383 /* 2427 /*
2384 * Actually do the drawing of the string here 2428 * Actually do the drawing of the string here
2385 */ 2429 */
2386 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2430 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2387 2431
2388 if (expect_true (have_bg && back == Color_bg)) 2432 if (ecb_likely (have_bg && back == Color_bg))
2389 { 2433 {
2390 // this is very ugly, maybe push it into ->draw? 2434 // this is very ugly, maybe push it into ->draw?
2391 2435
2392 for (i = 0; i < count; i++) /* don't draw empty strings */ 2436 for (i = 0; i < count; i++) /* don't draw empty strings */
2393 if (text[i] != ' ') 2437 if (text[i] != ' ')
2400 did_clear: ; 2444 did_clear: ;
2401 } 2445 }
2402 else 2446 else
2403 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2447 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2404 2448
2405 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back)) 2449 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2406 { 2450 {
2407#if ENABLE_FRILLS 2451#if ENABLE_FRILLS
2408 if (ISSET_PIXCOLOR (Color_underline)) 2452 if (ISSET_PIXCOLOR (Color_underline))
2409 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2453 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2410 else 2454 else
2416 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2460 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2417 } 2461 }
2418 } /* for (col....) */ 2462 } /* for (col....) */
2419 } /* for (row....) */ 2463 } /* for (row....) */
2420 2464
2421#if ENABLE_OVERLAY
2422 scr_swap_overlay ();
2423#endif
2424 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2425
2426 /* 2465 /*
2427 * G: cleanup cursor and display outline cursor if necessary 2466 * G: cleanup cursor and display outline cursor if necessary
2428 */ 2467 */
2429 if (showcursor) 2468 if (showcursor)
2430 { 2469 {
2431 if (focus) 2470 if (focus)
2432 { 2471 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2433 if (option (Opt_cursorUnderline))
2434 *crp ^= RS_Uline;
2435 else
2436 {
2437 *crp ^= RS_RVid;
2438#ifndef NO_CURSORCOLOR
2439 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2440#endif
2441 }
2442 }
2443 else if (oldcursor.row >= 0) 2472 else if (oldcursor.row >= 0)
2444 { 2473 {
2445 int cursorwidth = 1; 2474 int cursorwidth = 1;
2446 int col = oldcursor.col; 2475 int col = oldcursor.col;
2447 2476
2461 2490
2462 XDrawRectangle (dpy, vt, gc, 2491 XDrawRectangle (dpy, vt, gc,
2463 Col2Pixel (col), 2492 Col2Pixel (col),
2464 Row2Pixel (oldcursor.row), 2493 Row2Pixel (oldcursor.row),
2465 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2494 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2466 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2495 (unsigned int) (Height2Pixel (1) - 1));
2467 } 2496 }
2468 } 2497 }
2469 2498
2470 /* 2499 /*
2471 * H: cleanup selection 2500 * H: cleanup selection
2472 */ 2501 */
2502#if ENABLE_OVERLAY
2503 scr_swap_overlay ();
2504#endif
2505 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2506
2473 scr_reverse_selection (); 2507 scr_reverse_selection ();
2474 2508
2509 screen.flags = old_screen_flags;
2475 num_scr = 0; 2510 num_scr = 0;
2476 num_scr_allow = 1; 2511 num_scr_allow = 1;
2477} 2512}
2478 2513
2479void 2514void ecb_cold
2480rxvt_term::scr_remap_chars (line_t &l) NOTHROW 2515rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2481{ 2516{
2482 if (!l.t) 2517 if (!l.valid ())
2483 return; 2518 return;
2484 2519
2485 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant 2520 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2486 2521
2487 for (int i = ncol; i--; ) 2522 for (int i = ncol; i--; )
2488 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2523 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2489} 2524}
2490 2525
2491void 2526void ecb_cold
2492rxvt_term::scr_remap_chars () NOTHROW 2527rxvt_term::scr_remap_chars () NOTHROW
2493{ 2528{
2494 for (int i = total_rows; i--; ) 2529 for (int i = total_rows; i--; )
2495 scr_remap_chars (row_buf [i]); 2530 scr_remap_chars (row_buf [i]);
2496 2531
2499 scr_remap_chars (drawn_buf [i]); 2534 scr_remap_chars (drawn_buf [i]);
2500 scr_remap_chars (swap_buf [i]); 2535 scr_remap_chars (swap_buf [i]);
2501 } 2536 }
2502} 2537}
2503 2538
2504void 2539void ecb_cold
2505rxvt_term::scr_recolour () NOTHROW 2540rxvt_term::scr_recolour (bool refresh) NOTHROW
2506{ 2541{
2507#ifdef HAVE_BG_PIXMAP 2542 bool transparent = false;
2508 bgPixmap.apply ();
2509#else
2510 2543
2544#ifdef HAVE_IMG
2545 if (bg_img != 0)
2546 {
2547# if ENABLE_TRANSPARENCY
2548 if (bg_flags & BG_IS_TRANSPARENT)
2549 {
2550 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2551 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2552
2553 transparent = true;
2554 }
2555 else
2556# endif
2557 {
2558 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2559 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2560 }
2561 }
2562 else
2563#endif
2564 {
2511 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); 2565 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2512 XClearWindow (dpy, parent[0]);
2513 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 2566 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2567 }
2568
2569 XClearWindow (dpy, parent);
2514 2570
2515 if (scrollBar.win) 2571 if (scrollBar.win)
2516 { 2572 {
2573 if (transparent)
2574 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2575 else
2517 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2576 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2518 scrollBar.state = STATE_IDLE; 2577 scrollBar.state = SB_STATE_IDLE;
2519 scrollBar.show (0); 2578 scrollBar.show (0);
2520 } 2579 }
2521 2580
2522#endif 2581 if (refresh)
2523 2582 {
2524 /* bgPixmap.apply () does not do the following : */
2525 scr_clear (); 2583 scr_clear ();
2526 scr_touch (true); 2584 scr_touch (true);
2585 }
2527 want_refresh = 1; 2586 want_refresh = 1;
2528} 2587}
2529 2588
2530/* ------------------------------------------------------------------------- */ 2589/* ------------------------------------------------------------------------- */
2531void 2590void
2588 for (rend_t *srp = ROW(row).r; col < end_col; col++) 2647 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2589 srp[col] ^= rstyle; 2648 srp[col] ^= rstyle;
2590} 2649}
2591 2650
2592/* ------------------------------------------------------------------------- */ 2651/* ------------------------------------------------------------------------- */
2593void 2652void ecb_hot
2594rxvt_term::scr_reverse_selection () NOTHROW 2653rxvt_term::scr_reverse_selection () NOTHROW
2595{ 2654{
2596 if (selection.op 2655 if (selection.op
2597 && current_screen == selection.screen 2656 && current_screen == selection.screen
2598 && selection.end.row >= view_start) 2657 && selection.end.row >= view_start)
2599 { 2658 {
2600#if !ENABLE_MINIMAL 2659#if !ENABLE_MINIMAL
2601 if (selection.rect) 2660 if (selection.rect)
2602 scr_xor_rect (selection.beg.row, selection.beg.col, 2661 scr_xor_rect (selection.beg.row, selection.beg.col,
2603 selection.end.row, selection.end.col, 2662 selection.end.row, selection.end.col,
2604 RS_RVid, RS_RVid | RS_Uline); 2663 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2605 else 2664 else
2606#endif 2665#endif
2607 scr_xor_span (selection.beg.row, selection.beg.col, 2666 scr_xor_span (selection.beg.row, selection.beg.col,
2608 selection.end.row, selection.end.col, 2667 selection.end.row, selection.end.col,
2609 RS_RVid); 2668 RS_Sel | RS_RVid);
2610 } 2669 }
2611} 2670}
2612 2671
2613/* ------------------------------------------------------------------------- */ 2672/* ------------------------------------------------------------------------- */
2614/* 2673/*
2617 */ 2676 */
2618#if 0 2677#if 0
2619void 2678void
2620rxvt_term::scr_dump (int fd) NOTHROW 2679rxvt_term::scr_dump (int fd) NOTHROW
2621{ 2680{
2622 int row, wrote; 2681 // if this method is needed, it can be implemented by factoring the
2623 unsigned int width, towrite; 2682 // relevant code in scr_printscreen
2624 char r1[] = "\n";
2625
2626 for (row = saveLines + top_row;
2627 row < saveLines + nrow - 1; row++)
2628 {
2629 width = row_buf[row].l >= 0 ? row_buf[row].l
2630 : ncol;
2631 for (towrite = width; towrite; towrite -= wrote)
2632 {
2633 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2634 towrite);
2635 if (wrote < 0)
2636 return; /* XXX: death, no report */
2637 }
2638 if (row_buf[row].l >= 0)
2639 if (write (fd, r1, 1) <= 0)
2640 return; /* XXX: death, no report */
2641 }
2642} 2683}
2643#endif 2684#endif
2644 2685
2645/* ------------------------------------------------------------------------- * 2686/* ------------------------------------------------------------------------- *
2646 * CHARACTER SELECTION * 2687 * CHARACTER SELECTION *
2647 * ------------------------------------------------------------------------- */ 2688 * ------------------------------------------------------------------------- */
2648void 2689void
2649rxvt_term::selection_check (int check_more) NOTHROW 2690rxvt_term::selection_check (int check_more) NOTHROW
2650{ 2691{
2651 row_col_t pos;
2652
2653 if (!selection.op) 2692 if (!selection.op)
2654 return; 2693 return;
2655 2694
2656 pos.row = pos.col = 0;
2657 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) 2695 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2658 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) 2696 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2659 || !IN_RANGE_EXC (selection.end.row, top_row, nrow) 2697 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2660 || (check_more == 1 2698 || (check_more == 1
2661 && current_screen == selection.screen 2699 && current_screen == selection.screen
2662 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2700 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2663 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2701 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2664 || (check_more == 2
2665 && ROWCOL_IS_BEFORE (selection.beg, pos)
2666 && ROWCOL_IS_AFTER (selection.end, pos))
2667 || (check_more == 3
2668 && ROWCOL_IS_AFTER (selection.end, pos))
2669 || (check_more == 4 /* screen width change */
2670 && (selection.beg.row != selection.end.row
2671 || selection.end.col > ncol)))
2672 CLEAR_SELECTION (); 2702 CLEAR_ALL_SELECTION ();
2703}
2704
2705void
2706rxvt_term::selection_changed () NOTHROW
2707{
2708 line_t &r1 = ROW (selection.beg.row);
2709 while (selection.beg.col > 0 && r1.t [selection.beg.col] == NOCHAR)
2710 --selection.beg.col;
2711
2712 line_t &r2 = ROW (selection.end.row);
2713 while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
2714 ++selection.end.col;
2715
2716 want_refresh = 1;
2673} 2717}
2674 2718
2675/* ------------------------------------------------------------------------- */ 2719/* ------------------------------------------------------------------------- */
2676/* 2720/*
2677 * Paste a selection direct to the command fd 2721 * Paste a selection direct to the command fd
2678 */ 2722 */
2679void 2723void
2680rxvt_term::paste (char *data, unsigned int len) NOTHROW 2724rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2681{ 2725{
2682 /* convert normal newline chars into common keyboard Return key sequence */ 2726 /* convert normal newline chars into common keyboard Return key sequence */
2683 for (unsigned int i = 0; i < len; i++) 2727 for (unsigned int i = 0; i < len; i++)
2684 if (data[i] == C0_LF) 2728 if (data[i] == C0_LF)
2685 data[i] = C0_CR; 2729 data[i] = C0_CR;
2686 2730
2687 if (priv_modes & PrivMode_BracketPaste) 2731 if (priv_modes & PrivMode_BracketPaste)
2688 tt_printf ("\e[200~"); 2732 tt_printf ("\x1b[200~");
2689 2733
2690 tt_write (data, len); 2734 tt_write (data, len);
2691 2735
2692 if (priv_modes & PrivMode_BracketPaste) 2736 if (priv_modes & PrivMode_BracketPaste)
2693 tt_printf ("\e[201~"); 2737 tt_printf ("\x1b[201~");
2694} 2738}
2695 2739
2696/* ------------------------------------------------------------------------- */
2697/*
2698 * Respond to a notification that a primary selection has been sent
2699 * EXT: SelectionNotify
2700 */
2701void 2740void
2702rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW 2741rxvt_term::paste (char *data, unsigned int len) NOTHROW
2703{ 2742{
2704 if (prop == None) /* check for failed XConvertSelection */ 2743 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2705 {
2706 if ((selection_type & Sel_CompoundText))
2707 {
2708 int selnum = selection_type & Sel_whereMask;
2709
2710 selection_type = 0;
2711 if (selnum != Sel_direct)
2712 selection_request_other (XA_STRING, selnum);
2713 }
2714
2715 if ((selection_type & Sel_UTF8String))
2716 {
2717 int selnum = selection_type & Sel_whereMask;
2718
2719 selection_type = Sel_CompoundText;
2720 if (selnum != Sel_direct)
2721 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2722 else
2723 selection_type = 0;
2724 }
2725
2726 return;
2727 }
2728
2729 unsigned long bytes_after;
2730 XTextProperty ct;
2731
2732 if (XGetWindowProperty (dpy, win, prop,
2733 0, PROP_SIZE / 4,
2734 delete_prop, AnyPropertyType,
2735 &ct.encoding, &ct.format,
2736 &ct.nitems, &bytes_after,
2737 &ct.value) != Success)
2738 {
2739 ct.value = 0;
2740 goto bailout;
2741 }
2742
2743 if (ct.encoding == None)
2744 goto bailout;
2745
2746 if (bytes_after)
2747 {
2748 // fetch and append remaining data
2749 XTextProperty ct2;
2750
2751 if (XGetWindowProperty (dpy, win, prop,
2752 ct.nitems / 4, (bytes_after + 3) / 4,
2753 delete_prop, AnyPropertyType,
2754 &ct2.encoding, &ct2.format,
2755 &ct2.nitems, &bytes_after,
2756 &ct2.value) != Success)
2757 goto bailout;
2758
2759 // realloc should be compatible to XFree, here, and elsewhere, too
2760 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2761 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2762 ct.nitems += ct2.nitems;
2763
2764 XFree (ct2.value);
2765 }
2766
2767 if (ct.value == 0)
2768 goto bailout;
2769
2770 if (ct.encoding == xa[XA_INCR])
2771 {
2772 // INCR selection, start handshake
2773 if (!delete_prop)
2774 XDeleteProperty (dpy, win, prop);
2775
2776 selection_wait = Sel_incr;
2777 incr_buf_fill = 0;
2778 incr_ev.start (10);
2779
2780 goto bailout;
2781 }
2782
2783 if (ct.nitems == 0)
2784 {
2785 if (selection_wait == Sel_incr)
2786 {
2787 XFree (ct.value);
2788
2789 // finally complete, now paste the whole thing
2790 selection_wait = Sel_normal;
2791 ct.value = (unsigned char *)incr_buf;
2792 ct.nitems = incr_buf_fill;
2793 incr_buf = 0;
2794 incr_buf_size = 0;
2795 incr_ev.stop ();
2796 }
2797 else
2798 {
2799 if (selection_wait == Sel_normal
2800 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2801 {
2802 /*
2803 * pass through again trying CUT_BUFFER0 if we've come from
2804 * XConvertSelection () but nothing was presented
2805 */
2806 selection_paste (display->root, XA_CUT_BUFFER0, False);
2807 }
2808
2809 goto bailout;
2810 }
2811 }
2812 else if (selection_wait == Sel_incr)
2813 {
2814 incr_ev.start (10);
2815
2816 while (incr_buf_fill + ct.nitems > incr_buf_size)
2817 {
2818 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2819 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2820 }
2821
2822 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2823 incr_buf_fill += ct.nitems;
2824
2825 goto bailout;
2826 }
2827
2828 char **cl;
2829 int cr;
2830
2831#if !ENABLE_MINIMAL
2832 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2833 // so recode it manually
2834 if (ct.encoding == xa[XA_UTF8_STRING])
2835 {
2836 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2837 char *s = rxvt_wcstombs (w);
2838 free (w);
2839 // TODO: strlen == only the first element will be converted. well...
2840 paste (s, strlen (s));
2841 free (s);
2842 }
2843 else
2844#endif
2845 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2846 && cl)
2847 {
2848 for (int i = 0; i < cr; i++)
2849 paste (cl[i], strlen (cl[i]));
2850
2851 XFreeStringList (cl);
2852 }
2853 else
2854 paste ((char *)ct.value, ct.nitems); // paste raw
2855
2856bailout:
2857 XFree (ct.value);
2858
2859 if (selection_wait == Sel_normal)
2860 selection_wait = Sel_none;
2861}
2862
2863void
2864rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2865{
2866 selection_wait = Sel_none;
2867
2868 incr_buf_size = 0;
2869 free (incr_buf);
2870
2871 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2872}
2873
2874void
2875rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2876{
2877 if (prop == None || selection_wait != Sel_incr)
2878 return; 2744 return;
2879 2745
2880 selection_paste (win, prop, true); 2746 tt_paste (data, len);
2881} 2747}
2882 2748
2883/* ------------------------------------------------------------------------- */ 2749/* ------------------------------------------------------------------------- */
2884/* 2750/*
2885 * Request the current selection: 2751 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2886 * Order: > internal selection if available 2752 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2887 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2753 * as fallback
2888 * > CUT_BUFFER0
2889 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2890 * will auto fallback to CUT_BUFFER0
2891 * EXT: button 2 release 2754 * EXT: button 2 release
2892 */ 2755 */
2893void 2756void
2894rxvt_term::selection_request (Time tm, int selnum) NOTHROW 2757rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2895{ 2758{
2896 if (selection.text && selnum == Sel_Primary) 2759 if (!selection_req)
2897 {
2898 /* internal selection */
2899 char *str = rxvt_wcstombs (selection.text, selection.len);
2900 paste (str, strlen (str));
2901 free (str);
2902 return;
2903 } 2760 {
2904 else 2761 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2762 selection_req->run ();
2905 { 2763 }
2906 selection_request_time = tm;
2907 selection_wait = Sel_normal;
2908
2909#if X_HAVE_UTF8_STRING
2910 selection_type = Sel_UTF8String;
2911 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2912 return;
2913#else
2914 selection_type = Sel_CompoundText;
2915 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2916 return;
2917#endif
2918 }
2919
2920 selection_wait = Sel_none; /* don't loop in selection_paste () */
2921 selection_paste (display->root, XA_CUT_BUFFER0, false);
2922}
2923
2924int
2925rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2926{
2927 Atom sel;
2928
2929 selection_type |= selnum;
2930
2931 if (selnum == Sel_Primary)
2932 sel = XA_PRIMARY;
2933 else if (selnum == Sel_Secondary)
2934 sel = XA_SECONDARY;
2935 else
2936 sel = xa[XA_CLIPBOARD];
2937
2938 if (XGetSelectionOwner (dpy, sel) != None)
2939 {
2940 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2941 vt, selection_request_time);
2942 return 1;
2943 }
2944
2945 return 0;
2946} 2764}
2947 2765
2948/* ------------------------------------------------------------------------- */ 2766/* ------------------------------------------------------------------------- */
2949/* 2767/*
2950 * Clear all selected text 2768 * Clear all selected text
2951 * EXT: SelectionClear 2769 * EXT: SelectionClear
2952 */ 2770 */
2953void 2771void
2954rxvt_term::selection_clear () NOTHROW 2772rxvt_term::selection_clear (bool clipboard) NOTHROW
2955{ 2773{
2774 if (!clipboard)
2775 {
2956 want_refresh = 1; 2776 want_refresh = 1;
2957 free (selection.text); 2777 free (selection.text);
2958 selection.text = NULL; 2778 selection.text = NULL;
2959 selection.len = 0; 2779 selection.len = 0;
2960 CLEAR_SELECTION (); 2780 CLEAR_SELECTION ();
2961 2781
2962 if (display->selection_owner == this) 2782 if (display->selection_owner == this)
2963 display->selection_owner = 0; 2783 display->selection_owner = 0;
2784 }
2785 else
2786 {
2787 free (selection.clip_text);
2788 selection.clip_text = NULL;
2789 selection.clip_len = 0;
2790
2791 if (display->clipboard_owner == this)
2792 display->clipboard_owner = 0;
2793 }
2964} 2794}
2965 2795
2966/* ------------------------------------------------------------------------- */ 2796/* ------------------------------------------------------------------------- */
2967/* 2797/*
2968 * Copy a selection into the cut buffer 2798 * Copy a selection into the cut buffer
2969 * EXT: button 1 or 3 release 2799 * EXT: button 1 or 3 release
2970 */ 2800 */
2971void 2801void
2972rxvt_term::selection_make (Time tm) 2802rxvt_term::selection_make (Time tm)
2973{ 2803{
2974 int i; 2804 int size;
2975 wchar_t *new_selection_text; 2805 wchar_t *new_selection_text;
2976 text_t *t; 2806 text_t *t;
2977 2807
2978 switch (selection.op) 2808 switch (selection.op)
2979 { 2809 {
2995 return; /* nothing selected, go away */ 2825 return; /* nothing selected, go away */
2996 2826
2997 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) 2827 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2998 return; 2828 return;
2999 2829
3000 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2830 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
3001 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2831 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
3002 2832
3003 int ofs = 0; 2833 int ofs = 0;
3004 int extra = 0; 2834 int extra = 0;
3005 2835
3006 int col = selection.beg.col; 2836 int col = selection.beg.col;
3012 { 2842 {
3013#if !ENABLE_MINIMAL 2843#if !ENABLE_MINIMAL
3014 if (selection.rect) 2844 if (selection.rect)
3015 { 2845 {
3016 col = selection.beg.col; 2846 col = selection.beg.col;
3017 end_col = ncol + 1; 2847 end_col = selection.end.col;
3018 } 2848 }
3019 else 2849 else
3020#endif 2850#endif
3021 end_col = ROW(row).l; 2851 end_col = ROW(row).l;
3022 2852
3023 col = max (col, 0); 2853 col = max (col, 0);
3024 2854
3025 if (row == selection.end.row 2855 if (row == selection.end.row)
3026#if !ENABLE_MINIMAL
3027 || selection.rect
3028#endif
3029 )
3030 min_it (end_col, selection.end.col); 2856 min_it (end_col, selection.end.col);
3031 2857
3032 t = ROW(row).t + col; 2858 t = ROW(row).t + col;
3033 2859
3034 for (; col < end_col; col++) 2860 for (; col < end_col; col++)
3042 2868
3043 extra -= (len - 1); 2869 extra -= (len - 1);
3044 2870
3045 if (extra < 0) 2871 if (extra < 0)
3046 { 2872 {
3047 extra += i; 2873 extra += size;
3048 i += i; 2874 size += size;
3049 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2875 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3050 } 2876 }
3051 2877
3052 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2878 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3053 } 2879 }
3054#endif 2880#endif
3066 2892
3067 new_selection_text[ofs++] = C0_LF; 2893 new_selection_text[ofs++] = C0_LF;
3068 } 2894 }
3069 else 2895 else
3070#endif 2896#endif
3071 if (!ROW(row).is_longer () && row != selection.end.row) 2897 if (!ROW(row).is_longer ()
2898 && (row != selection.end.row || end_col != selection.end.col)
2899 && (row != selection.beg.row || selection.beg.col < ncol))
3072 new_selection_text[ofs++] = C0_LF; 2900 new_selection_text[ofs++] = C0_LF;
3073 } 2901 }
3074
3075 if (end_col != selection.end.col)
3076 new_selection_text[ofs++] = C0_LF;
3077 2902
3078 new_selection_text[ofs] = 0; 2903 new_selection_text[ofs] = 0;
3079 2904
3080 if (ofs == 0) 2905 if (ofs == 0)
3081 { 2906 {
3094 2919
3095 selection_grab (tm); 2920 selection_grab (tm);
3096} 2921}
3097 2922
3098bool 2923bool
3099rxvt_term::selection_grab (Time tm) NOTHROW 2924rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3100{ 2925{
2926 Atom sel;
2927
2928 if (!clipboard)
2929 {
3101 selection_time = tm; 2930 selection_time = tm;
2931 sel = XA_PRIMARY;
2932 }
2933 else
2934 {
2935 clipboard_time = tm;
2936 sel = xa[XA_CLIPBOARD];
2937 }
3102 2938
3103 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm); 2939 XSetSelectionOwner (dpy, sel, vt, tm);
3104 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt) 2940 if (XGetSelectionOwner (dpy, sel) == vt)
3105 { 2941 {
3106 display->set_selection_owner (this); 2942 display->set_selection_owner (this, clipboard);
3107 return true; 2943 return true;
3108 } 2944 }
3109 else 2945 else
3110 { 2946 {
3111 selection_clear (); 2947 selection_clear (clipboard);
3112 return false; 2948 return false;
3113 } 2949 }
3114 2950
3115#if 0 2951#if 0
3116 XTextProperty ct; 2952 XTextProperty ct;
3126/* ------------------------------------------------------------------------- */ 2962/* ------------------------------------------------------------------------- */
3127/* 2963/*
3128 * Mark or select text based upon number of clicks: 1, 2, or 3 2964 * Mark or select text based upon number of clicks: 1, 2, or 3
3129 * EXT: button 1 press 2965 * EXT: button 1 press
3130 */ 2966 */
3131void 2967void ecb_cold
3132rxvt_term::selection_click (int clicks, int x, int y) NOTHROW 2968rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3133{ 2969{
3134 clicks = ((clicks - 1) % 3) + 1; 2970 clicks = ((clicks - 1) % 3) + 1;
3135 selection.clicks = clicks; /* save clicks so extend will work */ 2971 selection.clicks = clicks; /* save clicks so extend will work */
3136 2972
3155 2991
3156/* ------------------------------------------------------------------------- */ 2992/* ------------------------------------------------------------------------- */
3157/* 2993/*
3158 * Mark a selection at the specified col/row 2994 * Mark a selection at the specified col/row
3159 */ 2995 */
3160void 2996void ecb_cold
3161rxvt_term::selection_start_colrow (int col, int row) NOTHROW 2997rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3162{ 2998{
3163 want_refresh = 1; 2999 want_refresh = 1;
3164 3000
3165 selection.mark.row = row + view_start; 3001 selection.mark.row = row + view_start;
3188 * Word select: select text for 2 clicks 3024 * Word select: select text for 2 clicks
3189 * We now only find out the boundary in one direction 3025 * We now only find out the boundary in one direction
3190 */ 3026 */
3191 3027
3192/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3028/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3193#define DELIMIT_TEXT(x) \ 3029#define DELIMIT_TEXT(x) \
3194 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3030 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3195#define DELIMIT_REND(x) 1 3031#define DELIMIT_REND(x) 1
3196 3032
3197void 3033void ecb_cold
3198rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3034rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3199{ 3035{
3200 int col, row, dirnadd, tcol, trow, w1, w2; 3036 int col, row, dirnadd, tcol, trow, w1, w2;
3201 row_col_t bound; 3037 row_col_t bound;
3202 text_t *stp; 3038 text_t *stp;
3276 * EXT: button 3 press; button 1 or 3 drag 3112 * EXT: button 3 press; button 1 or 3 drag
3277 * flag == 0 ==> button 1 3113 * flag == 0 ==> button 1
3278 * flag == 1 ==> button 3 press 3114 * flag == 1 ==> button 3 press
3279 * flag == 2 ==> button 3 motion 3115 * flag == 2 ==> button 3 motion
3280 */ 3116 */
3281void 3117void ecb_cold
3282rxvt_term::selection_extend (int x, int y, int flag) NOTHROW 3118rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3283{ 3119{
3284 int col = clamp (Pixel2Col (x), 0, ncol); 3120 int col = clamp (Pixel2Col (x), 0, ncol);
3285 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3121 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3286 3122
3312 3148
3313/* ------------------------------------------------------------------------- */ 3149/* ------------------------------------------------------------------------- */
3314/* 3150/*
3315 * Extend the selection to the specified col/row 3151 * Extend the selection to the specified col/row
3316 */ 3152 */
3317void 3153void ecb_cold
3318rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW 3154rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3319{ 3155{
3320 row_col_t pos; 3156 row_col_t pos;
3321 enum { 3157 enum {
3322 LEFT, RIGHT 3158 LEFT, RIGHT
3323 } closeto = RIGHT; 3159 } closeto = RIGHT;
3324
3325 want_refresh = 1;
3326 3160
3327 switch (selection.op) 3161 switch (selection.op)
3328 { 3162 {
3329 case SELECTION_INIT: 3163 case SELECTION_INIT:
3330 CLEAR_SELECTION (); 3164 CLEAR_SELECTION ();
3510 3344
3511#if !ENABLE_MINIMAL 3345#if !ENABLE_MINIMAL
3512 if (selection.rect && selection.beg.col > selection.end.col) 3346 if (selection.rect && selection.beg.col > selection.end.col)
3513 ::swap (selection.beg.col, selection.end.col); 3347 ::swap (selection.beg.col, selection.end.col);
3514#endif 3348#endif
3349
3350 selection_changed ();
3515} 3351}
3516 3352
3517#if !ENABLE_MINIMAL 3353#if !ENABLE_MINIMAL
3518void 3354void ecb_cold
3519rxvt_term::selection_remove_trailing_spaces () NOTHROW 3355rxvt_term::selection_remove_trailing_spaces () NOTHROW
3520{ 3356{
3521 int32_t end_col, end_row; 3357 int32_t end_col, end_row;
3522 text_t *stp; 3358 text_t *stp;
3523 3359
3561/* ------------------------------------------------------------------------- */ 3397/* ------------------------------------------------------------------------- */
3562/* 3398/*
3563 * Double click on button 3 when already selected 3399 * Double click on button 3 when already selected
3564 * EXT: button 3 double click 3400 * EXT: button 3 double click
3565 */ 3401 */
3566void 3402void ecb_cold
3567rxvt_term::selection_rotate (int x, int y) NOTHROW 3403rxvt_term::selection_rotate (int x, int y) NOTHROW
3568{ 3404{
3569 selection.clicks = selection.clicks % 3 + 1; 3405 selection.clicks = selection.clicks % 3 + 1;
3570 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3406 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3571} 3407}
3573/* ------------------------------------------------------------------------- */ 3409/* ------------------------------------------------------------------------- */
3574/* 3410/*
3575 * Respond to a request for our current selection 3411 * Respond to a request for our current selection
3576 * EXT: SelectionRequest 3412 * EXT: SelectionRequest
3577 */ 3413 */
3578void 3414void ecb_cold
3579rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW 3415rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3580{ 3416{
3417 Atom property = rq.property == None ? rq.target : rq.property;
3581 XSelectionEvent ev; 3418 XSelectionEvent ev;
3582 3419
3583 ev.type = SelectionNotify; 3420 ev.type = SelectionNotify;
3584 ev.property = None; 3421 ev.property = None;
3585 ev.display = rq.display; 3422 ev.display = rq.display;
3600 *target++ = xa[XA_COMPOUND_TEXT]; 3437 *target++ = xa[XA_COMPOUND_TEXT];
3601#if X_HAVE_UTF8_STRING 3438#if X_HAVE_UTF8_STRING
3602 *target++ = xa[XA_UTF8_STRING]; 3439 *target++ = xa[XA_UTF8_STRING];
3603#endif 3440#endif
3604 3441
3605 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, 3442 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3606 32, PropModeReplace, 3443 32, PropModeReplace,
3607 (unsigned char *)target_list, target - target_list); 3444 (unsigned char *)target_list, target - target_list);
3608 ev.property = rq.property; 3445 ev.property = property;
3609 } 3446 }
3610#if TODO // TODO 3447#if TODO // TODO
3611 else if (rq.target == xa[XA_MULTIPLE]) 3448 else if (rq.target == xa[XA_MULTIPLE])
3612 { 3449 {
3613 /* TODO: Handle MULTIPLE */ 3450 /* TODO: Handle MULTIPLE */
3614 } 3451 }
3615#endif 3452#endif
3616 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3453 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3617 { 3454 {
3618 XChangeProperty (dpy, rq.requestor, rq.property, rq.target, 3455 XChangeProperty (dpy, rq.requestor, property, rq.target,
3619 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3456 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3620 ev.property = rq.property; 3457 ev.property = property;
3458 }
3459 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3460 {
3461 XChangeProperty (dpy, rq.requestor, property, rq.target,
3462 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3463 ev.property = property;
3621 } 3464 }
3622 else if (rq.target == XA_STRING 3465 else if (rq.target == XA_STRING
3623 || rq.target == xa[XA_TEXT] 3466 || rq.target == xa[XA_TEXT]
3624 || rq.target == xa[XA_COMPOUND_TEXT] 3467 || rq.target == xa[XA_COMPOUND_TEXT]
3625 || rq.target == xa[XA_UTF8_STRING] 3468 || rq.target == xa[XA_UTF8_STRING]
3657 { 3500 {
3658 target = xa[XA_COMPOUND_TEXT]; 3501 target = xa[XA_COMPOUND_TEXT];
3659 style = enc_compound_text; 3502 style = enc_compound_text;
3660 } 3503 }
3661 3504
3662 if (selection.text) 3505 if (rq.selection == XA_PRIMARY && selection.text)
3663 { 3506 {
3664 cl = selection.text; 3507 cl = selection.text;
3665 selectlen = selection.len; 3508 selectlen = selection.len;
3509 }
3510 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3511 {
3512 cl = selection.clip_text;
3513 selectlen = selection.clip_len;
3666 } 3514 }
3667 else 3515 else
3668 { 3516 {
3669 cl = L""; 3517 cl = L"";
3670 selectlen = 0; 3518 selectlen = 0;
3691 ct.value = (unsigned char *)cl; 3539 ct.value = (unsigned char *)cl;
3692 ct.nitems = selectlen; 3540 ct.nitems = selectlen;
3693 ct.encoding = target; 3541 ct.encoding = target;
3694 } 3542 }
3695 3543
3696 XChangeProperty (dpy, rq.requestor, rq.property, 3544 XChangeProperty (dpy, rq.requestor, property,
3697 ct.encoding, 8, PropModeReplace, 3545 ct.encoding, 8, PropModeReplace,
3698 ct.value, (int)ct.nitems); 3546 ct.value, (int)ct.nitems);
3699 ev.property = rq.property; 3547 ev.property = property;
3700 3548
3701 if (freect) 3549 if (freect)
3702 XFree (ct.value); 3550 XFree (ct.value);
3703 } 3551 }
3704 3552
3705 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3553 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3706} 3554}
3707 3555
3708/* ------------------------------------------------------------------------- */ 3556/* ------------------------------------------------------------------------- */
3709#ifdef USE_XIM 3557#if USE_XIM
3710void 3558void ecb_cold
3711rxvt_term::im_set_position (XPoint &pos) NOTHROW 3559rxvt_term::im_set_position (XPoint &pos) NOTHROW
3712{ 3560{
3713 XWindowAttributes xwa; 3561 XWindowAttributes xwa;
3714 3562
3715 XGetWindowAttributes (dpy, vt, &xwa); 3563 XGetWindowAttributes (dpy, vt, &xwa);
3738 h += 2; min_it (h, nrow); 3586 h += 2; min_it (h, nrow);
3739 3587
3740 x -= 1; clamp_it (x, 0, ncol - w); 3588 x -= 1; clamp_it (x, 0, ncol - w);
3741 y -= 1; clamp_it (y, 0, nrow - h); 3589 y -= 1; clamp_it (y, 0, nrow - h);
3742 3590
3743 ov_x = x; ov_y = y; 3591 ov.x = x; ov.y = y;
3744 ov_w = w; ov_h = h; 3592 ov.w = w; ov.h = h;
3745 3593
3746 ov_text = new text_t *[h]; 3594 ov.text = new text_t *[h];
3747 ov_rend = new rend_t *[h]; 3595 ov.rend = new rend_t *[h];
3748 3596
3749 for (y = 0; y < h; y++) 3597 for (y = 0; y < h; y++)
3750 { 3598 {
3751 text_t *tp = ov_text[y] = new text_t[w]; 3599 text_t *tp = ov.text[y] = new text_t[w];
3752 rend_t *rp = ov_rend[y] = new rend_t[w]; 3600 rend_t *rp = ov.rend[y] = new rend_t[w];
3753 3601
3754 text_t t0, t1, t2; 3602 text_t t0, t1, t2;
3755 rend_t r = OVERLAY_RSTYLE; 3603 rend_t r = OVERLAY_RSTYLE;
3756 3604
3757 if (y == 0) 3605 if (y == 0)
3776} 3624}
3777 3625
3778void 3626void
3779rxvt_term::scr_overlay_off () NOTHROW 3627rxvt_term::scr_overlay_off () NOTHROW
3780{ 3628{
3781 if (!ov_text) 3629 if (!ov.text)
3782 return; 3630 return;
3783 3631
3784 want_refresh = 1; 3632 want_refresh = 1;
3785 3633
3786 for (int y = 0; y < ov_h; y++) 3634 for (int y = 0; y < ov.h; y++)
3787 { 3635 {
3788 delete [] ov_text[y]; 3636 delete [] ov.text[y];
3789 delete [] ov_rend[y]; 3637 delete [] ov.rend[y];
3790 } 3638 }
3791 3639
3792 delete [] ov_text; ov_text = 0; 3640 delete [] ov.text; ov.text = 0;
3793 delete [] ov_rend; ov_rend = 0; 3641 delete [] ov.rend; ov.rend = 0;
3794} 3642}
3795 3643
3796void 3644void
3797rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW 3645rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3798{ 3646{
3799 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3647 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3800 return; 3648 return;
3801 3649
3802 x++, y++; 3650 x++, y++;
3803 3651
3804 ov_text[y][x] = text; 3652 ov.text[y][x] = text;
3805 ov_rend[y][x] = rend; 3653 ov.rend[y][x] = rend;
3806} 3654}
3807 3655
3808void 3656void
3809rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW 3657rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3810{ 3658{
3829} 3677}
3830 3678
3831void 3679void
3832rxvt_term::scr_swap_overlay () NOTHROW 3680rxvt_term::scr_swap_overlay () NOTHROW
3833{ 3681{
3834 if (!ov_text) 3682 if (!ov.text)
3835 return; 3683 return;
3836 3684
3685 // hide cursor if it is within the overlay area
3686 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3687 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3688 screen.flags &= ~Screen_VisibleCursor;
3689
3837 // swap screen mem with overlay 3690 // swap screen mem with overlay
3838 for (int y = ov_h; y--; ) 3691 for (int y = ov.h; y--; )
3839 { 3692 {
3840 text_t *t1 = ov_text[y]; 3693 text_t *t1 = ov.text[y];
3841 rend_t *r1 = ov_rend[y]; 3694 rend_t *r1 = ov.rend[y];
3842 3695
3843 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x; 3696 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3844 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x; 3697 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3845 3698
3846 for (int x = ov_w; x--; ) 3699 for (int x = ov.w; x--; )
3847 { 3700 {
3848 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3701 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3849 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3702 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3850 } 3703 }
3851 } 3704 }

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